Merge branch 'develop'

1.8.0

.gitattributes

@@ -0,0 +1,25 @@
+/data/infra export-ignore
+/docs export-ignore
+/module/CLI/test export-ignore
+/module/CLI/test-resources export-ignore
+/module/Common/test export-ignore
+/module/Common/test-func export-ignore
+/module/Core/test export-ignore
+/module/Core/test-func export-ignore
+/module/Rest/test export-ignore
+.env.dist export-ignore
+.gitattributes export-ignore
+.gitignore export-ignore
+.phpstorm.meta.php export-ignore
+.scrutinizer.yml export-ignore
+.travis.yml export-ignore
+build.sh export-ignore
+CHANGELOG.md export-ignore
+docker-compose.override.yml.dist export-ignore
+docker-compose.yml export-ignore
+func_tests_bootstrap.php export-ignore
+indocker export-ignore
+phpcs.xml export-ignore
+phpunit.xml.dist export-ignore
+phpunit-func.xml export-ignore
+phpstan.neon

.gitignore

@@ -5,3 +5,4 @@ vendor/
 .env
 data/database.sqlite
 docs/swagger-ui
+docker-compose.override.yml

.phpstorm.meta.php

@@ -1,7 +1,8 @@
 <?php
 namespace PHPSTORM_META;
 
-use Interop\Container\ContainerInterface;
+use Psr\Container\ContainerInterface;
+use Zend\ServiceManager\ServiceManager;
 
 /**
  * PhpStorm Container Interop code completion
@@ -16,4 +17,7 @@ $STATIC_METHOD_TYPES = [
     ContainerInterface::get('') => [
         '' == '@',
     ],
+    ServiceManager::build('') => [
+        '' == '@',
+    ],
 ];

.travis-php.ini

@@ -1 +0,0 @@
-extension="memcached.so"

.travis.yml

@@ -2,15 +2,15 @@ language: php
 
 branches:
   only:
-    - master
+    - /.*/
-    - develop
 
 php:
-  - 5.6
-  - 7
   - 7.1
+  - 7.2
 
-before_install: phpenv config-add .travis-php.ini
+before_install:
+  - phpenv config-add data/infra/travis-php/memcached.ini
+  - phpenv config-add data/infra/travis-php/apcu.ini
 
 before_script:
   - composer self-update
@@ -21,6 +21,7 @@ script:
   - composer check
 
 after_script:
+  - vendor/bin/phpcov merge build --clover build/clover.xml
   - wget https://scrutinizer-ci.com/ocular.phar
   - php ocular.phar code-coverage:upload --format=php-clover build/clover.xml
 

CHANGELOG.md

@@ -1,5 +1,111 @@
 ## CHANGELOG
 
+### 1.8.1
+
+**Features**
+
+* [125: Implement a path which returns a 1px image instead of a redirection](https://github.com/shlinkio/shlink/issues/125)
+
+**Enhancements:**
+
+* [130: Update to Expressive 3](https://github.com/shlinkio/shlink/issues/130)
+* [137: Update symfony packages to v4](https://github.com/shlinkio/shlink/issues/137)
+
+**Tasks**
+
+* [131: Drop support for PHP 7](https://github.com/shlinkio/shlink/issues/131)
+* [132: Add infection to improve tests](https://github.com/shlinkio/shlink/issues/132)
+
+### 1.7.2
+
+**Bugs:**
+
+* [135: Fix PathVersionMiddleware being ignored when using expressive 2.2](https://github.com/shlinkio/shlink/issues/135)
+
+### 1.7.1
+
+**Enhancements:**
+
+* [128: Upgrade to expressive 2.2](https://github.com/shlinkio/shlink/issues/128)
+
+**Bugs**
+
+* [126: Expressive 2.2 causes failures by triggering E_USER_DEPRECATED errors](https://github.com/shlinkio/shlink/issues/126)
+
+### 1.7.0
+
+**Features**
+
+* [88: Allow to disable tracking of the short URL by including a configurable query param](https://github.com/shlinkio/shlink/issues/88)
+* [108: Allow to edit metadata in created shortcodes](https://github.com/shlinkio/shlink/issues/108)
+
+**Enhancements:**
+
+* [113: Update CLI commands to use SymfonyStyle](https://github.com/shlinkio/shlink/issues/113)
+* [112: Configure cli commands lazy loading](https://github.com/shlinkio/shlink/issues/112)
+
+**Tasks**
+
+* [117: Make every module which throws exceptions have its own ExceptionInterface, and make them all extend Throwable](https://github.com/shlinkio/shlink/issues/117)
+* [115: Add phpstan to build matrix on PHP >=7.1 envs](https://github.com/shlinkio/shlink/issues/115)
+* [114: Replace vlucas/phpdotenv dev requirement by symfony/env](https://github.com/shlinkio/shlink/issues/114)
+
+### 1.6.2
+
+**Bugs**
+
+* [109: Fix installation error due to typo in latest migration](https://github.com/shlinkio/shlink/issues/109)
+
+### 1.6.1
+
+**Tasks**
+
+* [110: Create gitattributes file to define files to be excluded from distributable package](https://github.com/shlinkio/shlink/issues/110)
+
+### 1.6.0
+
+**Features**
+
+* [44: Consider allowing to set custom slugs instead of generating a short code](https://github.com/shlinkio/shlink/issues/44)
+* [47: Allow to limit short codes availability by date range](https://github.com/shlinkio/shlink/issues/47)
+* [48: Allow to limit the number of visits to a short code](https://github.com/shlinkio/shlink/issues/48)
+* [105: Added option to enable/disable URL validation by response status code.](https://github.com/shlinkio/shlink/pull/105)
+
+**Enhancements:**
+
+* [27: Add repository functional tests with dbunit](https://github.com/shlinkio/shlink/issues/27)
+* [86: Drop support for PHP 5](https://github.com/shlinkio/shlink/issues/86)
+* [101: Make actions just capture very specific exceptions, and let the ErrorHandler catch any other exception](https://github.com/shlinkio/shlink/issues/101)
+* [104: Use different templates for requested-short-code-does-not-exist and route-could-not-be-match](https://github.com/shlinkio/shlink/issues/104)
+
+**Tasks**
+
+* [99: Replace AnnotatedFactory by ConfigAbstractFactory](https://github.com/shlinkio/shlink/issues/99)
+* [100: Replace twig by plates](https://github.com/shlinkio/shlink/issues/100)
+* [102: Improve coding standards strictness](https://github.com/shlinkio/shlink/issues/102)
+
+**Bugs**
+
+* [103: Make NotFoundDelegate return proper content types based on accepted content](https://github.com/shlinkio/shlink/issues/103)
+
+### 1.5.0
+
+**Enhancements:**
+
+* [95: Add tags CRUD to CLI](https://github.com/shlinkio/shlink/issues/95)
+* [59: Add tags CRUD to REST](https://github.com/shlinkio/shlink/issues/59)
+* [66: Allow to import certain information from older app directory when updating](https://github.com/shlinkio/shlink/issues/66)
+
+**Tasks**
+
+* [96: Add namespace to functions](https://github.com/shlinkio/shlink/issues/96)
+* [76: Add response examples to swagger docs](https://github.com/shlinkio/shlink/issues/76)
+* [93: Improve cross domain management by using the ImplicitOptionsMiddleware](https://github.com/shlinkio/shlink/issues/93)
+
+**Bugs**
+
+* [92: Fix formatted dates, using an ISO compliant format](https://github.com/shlinkio/shlink/issues/92)
+
 ### 1.4.0
 
 **Enhancements:**

bin/cli

@@ -1,11 +1,10 @@
 #!/usr/bin/env php
 <?php
+declare(strict_types=1);
+
 use Interop\Container\ContainerInterface;
 use Symfony\Component\Console\Application as CliApp;
 
 /** @var ContainerInterface $container */
 $container = include __DIR__ . '/../config/container.php';
-
+$container->get(CliApp::class)->run();
-/** @var CliApp $app */
-$app = $container->get(CliApp::class);
-$app->run();

bin/install

@@ -1,14 +1,29 @@
 #!/usr/bin/env php
 <?php
-use Shlinkio\Shlink\CLI\Command\Install\InstallCommand;
+
+use Shlinkio\Shlink\CLI\Factory\InstallApplicationFactory;
+use Shlinkio\Shlink\CLI\Install\Plugin\DatabaseConfigCustomizer;
 use Symfony\Component\Console\Application;
-use Zend\Config\Writer\PhpArray;
+use Symfony\Component\Filesystem\Filesystem;
+use Zend\ServiceManager\AbstractFactory\ConfigAbstractFactory;
+use Zend\ServiceManager\Factory\InvokableFactory;
+use Zend\ServiceManager\ServiceManager;
 
 chdir(dirname(__DIR__));
 
 require __DIR__ . '/../vendor/autoload.php';
 
-$app = new Application();
+$container = new ServiceManager([
-$app->add(new InstallCommand(new PhpArray()));
+    'factories' => [
-$app->setDefaultCommand('shlink:install');
+        Application::class => InstallApplicationFactory::class,
-$app->run();
+        Filesystem::class => InvokableFactory::class,
+    ],
+    'services' => [
+        'config' => [
+            ConfigAbstractFactory::class => [
+                DatabaseConfigCustomizer::class => [Filesystem::class]
+            ],
+        ],
+    ],
+]);
+$container->build(Application::class)->run();

bin/update

@@ -1,14 +1,29 @@
 #!/usr/bin/env php
 <?php
-use Shlinkio\Shlink\CLI\Command\Install\UpdateCommand;
+
+use Shlinkio\Shlink\CLI\Factory\InstallApplicationFactory;
+use Shlinkio\Shlink\CLI\Install\Plugin\DatabaseConfigCustomizer;
 use Symfony\Component\Console\Application;
-use Zend\Config\Writer\PhpArray;
+use Symfony\Component\Filesystem\Filesystem;
+use Zend\ServiceManager\AbstractFactory\ConfigAbstractFactory;
+use Zend\ServiceManager\Factory\InvokableFactory;
+use Zend\ServiceManager\ServiceManager;
 
 chdir(dirname(__DIR__));
 
 require __DIR__ . '/../vendor/autoload.php';
 
-$app = new Application();
+$container = new ServiceManager([
-$app->add(new UpdateCommand(new PhpArray()));
+    'factories' => [
-$app->setDefaultCommand('shlink:install');
+        Application::class => InstallApplicationFactory::class,
-$app->run();
+        Filesystem::class => InvokableFactory::class,
+    ],
+    'services' => [
+        'config' => [
+            ConfigAbstractFactory::class => [
+                DatabaseConfigCustomizer::class => [Filesystem::class]
+            ],
+        ],
+    ],
+]);
+$container->build(Application::class, ['isUpdate' => true])->run();

build.sh

@@ -8,7 +8,7 @@ if [ "$#" -ne 1 ]; then
 fi
 
 version=$1
-builtcontent=$(readlink -f '../shlink_build_tmp')
+builtcontent=$(readlink -f "../shlink_${version}_dist")
 projectdir=$(pwd)
 
 # Copy project content to temp dir
@@ -20,8 +20,8 @@ cp -R "${projectdir}"/* "${builtcontent}"
 cd "${builtcontent}"
 
 # Install dependencies
-rm -r vendor
+rm -rf vendor
-rm composer.lock
+rm -f composer.lock
 composer self-update
 composer install --no-dev --optimize-autoloader --no-progress --no-interaction
 
@@ -31,10 +31,12 @@ rm build.sh
 rm CHANGELOG.md
 rm composer.*
 rm LICENSE
+rm indocker
+rm docker-compose.yml
 rm php*
 rm README.md
-rm -r build
+rm -rf build
-rm -f data/database.sqlite
+rm -ff data/database.sqlite
 rm -rf data/infra
 rm -rf data/{cache,log,proxies}/{*,.gitignore}
 rm -rf config/params/{*,.gitignore}
@@ -42,5 +44,5 @@ rm -rf config/autoload/{{,*.}local.php{,.dist},.gitignore}
 
 # Compressing file
 rm -f "${projectdir}"/build/shlink_${version}_dist.zip
-zip -ry "${projectdir}"/build/shlink_${version}_dist.zip .
+zip -ry "${projectdir}"/build/shlink_${version}_dist.zip "../shlink_${version}_dist"
 rm -rf "${builtcontent}"

composer.json

@@ -12,37 +12,51 @@
         }
     ],
     "require": {
-        "php": "^5.6 || ^7.0",
+        "php": "^7.1",
-        "zendframework/zend-expressive": "^2.0",
+        "acelaya/ze-content-based-error-handler": "^2.2",
-        "zendframework/zend-expressive-fastroute": "^2.0",
+        "cocur/slugify": "^3.0",
-        "zendframework/zend-expressive-twigrenderer": "^1.4",
+        "doctrine/annotations": "^1.4",
-        "zendframework/zend-stdlib": "^3.0",
+        "doctrine/cache": "^1.6",
-        "zendframework/zend-servicemanager": "^3.0",
+        "doctrine/collections": "^1.4",
-        "zendframework/zend-paginator": "^2.6",
+        "doctrine/common": "^2.7",
-        "zendframework/zend-config": "^3.0",
+        "doctrine/dbal": "^2.5",
-        "zendframework/zend-i18n": "^2.7",
+        "doctrine/migrations": "^1.4",
-        "zendframework/zend-config-aggregator": "^0.1",
-        "acelaya/zsm-annotated-services": "^1.0",
-        "acelaya/ze-content-based-error-handler": "^2.0",
         "doctrine/orm": "^2.5",
-        "guzzlehttp/guzzle": "^6.2",
+        "endroid/qr-code": "^1.7",
-        "symfony/console": "^3.0",
-        "symfony/process": "^3.0",
-        "symfony/filesystem": "^3.0",
         "firebase/php-jwt": "^4.0",
-        "monolog/monolog": "^1.21",
+        "guzzlehttp/guzzle": "^6.2",
-        "theorchard/monolog-cascade": "^0.4",
-        "endroid/qrcode": "^1.7",
         "mikehaertl/phpwkhtmltopdf": "^2.2",
-        "doctrine/migrations": "^1.4"
+        "monolog/monolog": "^1.21",
+        "roave/security-advisories": "dev-master",
+        "symfony/console": "^4.0",
+        "symfony/filesystem": "^4.0",
+        "symfony/process": "^4.0",
+        "theorchard/monolog-cascade": "^0.4",
+        "zendframework/zend-config": "^3.0",
+        "zendframework/zend-config-aggregator": "^1.0",
+        "zendframework/zend-diactoros": "^1.7",
+        "zendframework/zend-expressive": "^3.0",
+        "zendframework/zend-expressive-fastroute": "^3.0",
+        "zendframework/zend-expressive-helpers": "^5.0",
+        "zendframework/zend-expressive-platesrenderer": "^2.0",
+        "zendframework/zend-i18n": "^2.7",
+        "zendframework/zend-inputfilter": "^2.8",
+        "zendframework/zend-paginator": "^2.6",
+        "zendframework/zend-servicemanager": "^3.2",
+        "zendframework/zend-stdlib": "^3.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^5.7 || ^6.0",
-        "squizlabs/php_codesniffer": "^2.3",
-        "roave/security-advisories": "dev-master",
         "filp/whoops": "^2.0",
-        "symfony/var-dumper": "^3.0",
+        "infection/infection": "^0.8.1",
-        "vlucas/phpdotenv": "^2.2"
+        "phpstan/phpstan": "0.9",
+        "phpunit/phpcov": "^5.0",
+        "phpunit/phpunit": "^7.0",
+        "slevomat/coding-standard": "^4.0",
+        "squizlabs/php_codesniffer": "^3.1 <3.2",
+        "symfony/dotenv": "^4.0",
+        "symfony/var-dumper": "^4.0",
+        "zendframework/zend-component-installer": "^2.1",
+        "zendframework/zend-expressive-tooling": "^1.0"
     },
     "autoload": {
         "psr-4": {
@@ -59,22 +73,45 @@
         "psr-4": {
             "ShlinkioTest\\Shlink\\CLI\\": "module/CLI/test",
             "ShlinkioTest\\Shlink\\Rest\\": "module/Rest/test",
-            "ShlinkioTest\\Shlink\\Core\\": "module/Core/test",
+            "ShlinkioTest\\Shlink\\Core\\": [
-            "ShlinkioTest\\Shlink\\Common\\": "module/Common/test"
+                "module/Core/test",
+                "module/Core/test-func"
+            ],
+            "ShlinkioTest\\Shlink\\Common\\": [
+                "module/Common/test",
+                "module/Common/test-func"
+            ]
         }
     },
     "scripts": {
         "check": [
             "@cs",
-            "@test"
+            "@stan",
+            "@test",
+            "@func-test",
+            "@infect"
         ],
         "cs": "phpcs",
         "cs-fix": "phpcbf",
         "serve": "php -S 0.0.0.0:8000 -t public/",
-        "test": "phpunit --coverage-clover build/clover.xml",
+        "test": "phpunit --coverage-php build/coverage-unit.cov",
-        "pretty-test": "phpunit --coverage-html build/coverage"
+        "pretty-test": "phpunit --coverage-html build/coverage",
+        "func-test": "phpunit -c phpunit-func.xml --coverage-php build/coverage-func.cov",
+        "complete-pretty-test": [
+            "@test",
+            "@func-test",
+            "phpcov merge build --html build/html"
+        ],
+        "stan": "phpstan analyse module/*/src/ --level=6 -c phpstan.neon",
+        "infect": "infection --threads=4 --min-msi=65 --only-covered --log-verbosity=2",
+        "infect-show": "infection --threads=4 --min-msi=65 --only-covered --log-verbosity=2 --show-mutations",
+        "expressive": "expressive"
     },
     "config": {
-        "process-timeout": 0
+        "process-timeout": 0,
+        "sort-packages": true,
+        "platform": {
+            "php": "7.1.8"
+        }
     }
 }

config/autoload/app_options.global.php

@@ -1,9 +1,13 @@
 <?php
+declare(strict_types=1);
+
+use function Shlinkio\Shlink\Common\env;
+
 return [
 
     'app_options' => [
         'name' => 'Shlink',
-        'version' => '1.2.0',
+        'version' => '1.7.0',
         'secret_key' => env('SECRET_KEY'),
     ],
 

config/autoload/dependencies.global.php

@@ -1,20 +1,27 @@
 <?php
+declare(strict_types=1);
+
+use Shlinkio\Shlink\Common\Factory\EmptyResponseImplicitOptionsMiddlewareFactory;
 use Zend\Expressive;
 use Zend\Expressive\Container;
-use Zend\Expressive\Router;
+use Zend\Expressive\Helper;
-use Zend\Expressive\Template;
+use Zend\Expressive\Router\Middleware\ImplicitOptionsMiddleware;
-use Zend\Expressive\Twig;
+use Zend\ServiceManager\Factory\InvokableFactory;
-use Zend\Stratigility\Middleware\ErrorHandler;
 
 return [
 
     'dependencies' => [
         'factories' => [
-            Expressive\Application::class => Container\ApplicationFactory::class,
+            ImplicitOptionsMiddleware::class => EmptyResponseImplicitOptionsMiddlewareFactory::class,
-            Template\TemplateRendererInterface::class => Twig\TwigRendererFactory::class,
+
-            \Twig_Environment::class => Twig\TwigEnvironmentFactory::class,
+            Helper\UrlHelper::class => Helper\UrlHelperFactory::class,
-            Router\RouterInterface::class => Router\FastRouteRouterFactory::class,
+            Helper\ServerUrlHelper::class => InvokableFactory::class,
-            ErrorHandler::class => Container\ErrorHandlerFactory::class,
+        ],
+
+        'delegators' => [
+            Expressive\Application::class => [
+                Container\ApplicationConfigInjectionDelegator::class,
+            ],
         ],
     ],
 

config/autoload/entity-manager.global.php

@@ -1,4 +1,8 @@
 <?php
+declare(strict_types=1);
+
+use Shlinkio\Shlink\Common;
+
 return [
 
     'entity_manager' => [
@@ -6,9 +10,9 @@ return [
             'proxies_dir' => 'data/proxies',
         ],
         'connection' => [
-            'user' => env('DB_USER'),
+            'user' => Common\env('DB_USER'),
-            'password' => env('DB_PASSWORD'),
+            'password' => Common\env('DB_PASSWORD'),
-            'dbname' => env('DB_NAME', 'shlink'),
+            'dbname' => Common\env('DB_NAME', 'shlink'),
             'charset' => 'utf8',
         ],
     ],

config/autoload/logger.global.php

@@ -1,4 +1,6 @@
 <?php
+declare(strict_types=1);
+
 use Monolog\Handler\RotatingFileHandler;
 use Monolog\Logger;
 

config/autoload/middleware-pipeline.global.php

@@ -1,10 +1,13 @@
 <?php
+declare(strict_types=1);
+
 use Shlinkio\Shlink\Common\Middleware\LocaleMiddleware;
+use Shlinkio\Shlink\Core\Response\NotFoundDelegate;
 use Shlinkio\Shlink\Rest\Middleware\BodyParserMiddleware;
 use Shlinkio\Shlink\Rest\Middleware\CheckAuthenticationMiddleware;
 use Shlinkio\Shlink\Rest\Middleware\CrossDomainMiddleware;
 use Shlinkio\Shlink\Rest\Middleware\PathVersionMiddleware;
-use Zend\Expressive\Container\ApplicationFactory;
+use Zend\Expressive;
 use Zend\Stratigility\Middleware\ErrorHandler;
 
 return [
@@ -18,7 +21,7 @@ return [
             'priority' => 11,
         ],
         'pre-routing-rest' => [
-            'path' => '/rest',
+//            'path' => '/rest',
             'middleware' => [
                 PathVersionMiddleware::class,
             ],
@@ -27,7 +30,7 @@ return [
 
         'routing' => [
             'middleware' => [
-                ApplicationFactory::ROUTING_MIDDLEWARE,
+                Expressive\Router\Middleware\RouteMiddleware::class,
             ],
             'priority' => 10,
         ],
@@ -36,6 +39,7 @@ return [
             'path' => '/rest',
             'middleware' => [
                 CrossDomainMiddleware::class,
+                Expressive\Router\Middleware\ImplicitOptionsMiddleware::class,
                 BodyParserMiddleware::class,
                 CheckAuthenticationMiddleware::class,
             ],
@@ -44,7 +48,8 @@ return [
 
         'post-routing' => [
             'middleware' => [
-                ApplicationFactory::DISPATCH_MIDDLEWARE,
+                Expressive\Router\Middleware\DispatchMiddleware::class,
+                NotFoundDelegate::class,
             ],
             'priority' => 1,
         ],

config/autoload/phpwkhtmltopdf.global.php

@@ -1,4 +1,6 @@
 <?php
+declare(strict_types=1);
+
 return [
 
     'phpwkhtmltopdf' => [

config/autoload/preview-generation.global.php

@@ -1,4 +1,6 @@
 <?php
+declare(strict_types=1);
+
 return [
 
     'preview_generation' => [

config/autoload/router.global.php

@@ -1,4 +1,6 @@
 <?php
+declare(strict_types=1);
+
 use Zend\Expressive\Router\FastRouteRouter;
 
 return [

config/autoload/templates.global.php

@@ -1,9 +1,13 @@
 <?php
+declare(strict_types=1);
 
 return [
 
-    'twig' => [
+    'templates' => [
-        'cache_dir'  => 'data/cache/twig',
+        'extension' => 'phtml',
+    ],
+
+    'plates' => [
         'extensions' => [
             // extension service names or instances
         ],

config/autoload/translator.global.php

@@ -1,8 +1,12 @@
 <?php
+declare(strict_types=1);
+
+use Shlinkio\Shlink\Common;
+
 return [
 
     'translator' => [
-        'locale' => env('DEFAULT_LOCALE', 'en'),
+        'locale' => Common\env('DEFAULT_LOCALE', 'en'),
     ],
 
 ];

config/autoload/url-shortener.global.php

@@ -1,5 +1,8 @@
 <?php
+declare(strict_types=1);
+
 use Shlinkio\Shlink\Core\Service\UrlShortener;
+use function Shlinkio\Shlink\Common\env;
 
 return [
 
@@ -9,6 +12,7 @@ return [
             'hostname' => env('SHORTENED_URL_HOSTNAME'),
         ],
         'shortcode_chars' => env('SHORTCODE_CHARS', UrlShortener::DEFAULT_CHARS),
+        'validate_url' => true,
     ],
 
 ];

config/autoload/zend-expressive.global.php

@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 return [
 

config/cli-config.php

@@ -1,10 +1,34 @@
 <?php
+declare(strict_types=1);
+
 use Doctrine\ORM\EntityManager;
 use Doctrine\ORM\Tools\Console\ConsoleRunner;
 use Interop\Container\ContainerInterface;
+use Zend\ServiceManager\ServiceManager;
 
-/** @var ContainerInterface $container */
+$isTest = false;
+foreach ($_SERVER['argv'] as $i => $arg) {
+    if ($arg === '--test') {
+        unset($_SERVER['argv'][$i]);
+        $isTest = true;
+        break;
+    }
+}
+
+/** @var ContainerInterface|ServiceManager $container */
 $container = include __DIR__ . '/container.php';
+
+// If in testing env, override DB connection to use an in-memory sqlite database
+if ($isTest) {
+    $container->setAllowOverride(true);
+    $config = $container->get('config');
+    $config['entity_manager']['connection'] = [
+        'driver' => 'pdo_sqlite',
+        'path' => realpath(sys_get_temp_dir()) . '/shlink-tests.db',
+    ];
+    $container->setService('config', $config);
+}
+
 /** @var EntityManager $em */
 $em = $container->get(EntityManager::class);
 

config/config.php

@@ -1,10 +1,13 @@
 <?php
+declare(strict_types=1);
+
 use Acelaya\ExpressiveErrorHandler;
 use Shlinkio\Shlink\CLI;
 use Shlinkio\Shlink\Common;
 use Shlinkio\Shlink\Core;
 use Shlinkio\Shlink\Rest;
 use Zend\ConfigAggregator;
+use Zend\Expressive;
 
 /**
  * Configuration files are loaded in a specific order. First ``global.php``, then ``*.global.php``.
@@ -16,6 +19,11 @@ use Zend\ConfigAggregator;
  */
 
 return (new ConfigAggregator\ConfigAggregator([
+    Expressive\ConfigProvider::class,
+    Expressive\Router\ConfigProvider::class,
+    Expressive\Router\FastRouteRouter\ConfigProvider::class,
+    Expressive\Plates\ConfigProvider::class,
+    Expressive\Helper\ConfigProvider::class,
     ExpressiveErrorHandler\ConfigProvider::class,
     Common\ConfigProvider::class,
     Core\ConfigProvider::class,

config/container.php

@@ -1,5 +1,7 @@
 <?php
-use Dotenv\Dotenv;
+declare(strict_types=1);
+
+use Symfony\Component\Dotenv\Dotenv;
 use Zend\ServiceManager\ServiceManager;
 
 chdir(dirname(__DIR__));
@@ -9,9 +11,9 @@ require 'vendor/autoload.php';
 // If the Dotenv class exists, load env vars and enable errors
 if (class_exists(Dotenv::class)) {
     error_reporting(E_ALL);
-    ini_set('display_errors', 1);
+    ini_set('display_errors', '1');
-    $dotenv = new Dotenv(__DIR__ . '/..');
+    $dotenv = new Dotenv();
-    $dotenv->load();
+    $dotenv->load(__DIR__ . '/../.env');
 }
 
 // Build container

data/infra/php.Dockerfile

@@ -26,7 +26,7 @@ RUN apk add --no-cache --virtual libpng-dev
 RUN docker-php-ext-install gd
 
 # Install redis extension
-ADD https://github.com/phpredis/phpredis/archive/php7.tar.gz /tmp/phpredis.tar.gz
+ADD https://github.com/phpredis/phpredis/archive/3.1.4.tar.gz /tmp/phpredis.tar.gz
 RUN mkdir -p /usr/src/php/ext/redis\
   && tar xf /tmp/phpredis.tar.gz -C /usr/src/php/ext/redis --strip-components=1
 # configure and install
@@ -85,3 +85,6 @@ RUN rm /tmp/xdebug.tar.gz
 RUN php -r "readfile('https://getcomposer.org/installer');" | php
 RUN chmod +x composer.phar
 RUN mv composer.phar /usr/local/bin/composer
+
+# Make home directory writable by anyone
+RUN chmod 777 /home

data/infra/travis-php/apcu.ini

@@ -0,0 +1 @@
+extension="apcu.so"

data/infra/travis-php/memcached.ini

@@ -0,0 +1 @@
+extension="memcached.so"

data/migrations/Version20160819142757.php

@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace ShlinkMigrations;
 

data/migrations/Version20160820191203.php

@@ -1,4 +1,5 @@
 <?php
+declare(strict_types=1);
 
 namespace ShlinkMigrations;
 

data/migrations/Version20171021093246.php

@@ -0,0 +1,49 @@
+<?php
+declare(strict_types=1);
+
+namespace ShlinkMigrations;
+
+use Doctrine\DBAL\Migrations\AbstractMigration;
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\DBAL\Schema\SchemaException;
+use Doctrine\DBAL\Types\Type;
+
+/**
+ * Auto-generated Migration: Please modify to your needs!
+ */
+class Version20171021093246 extends AbstractMigration
+{
+    /**
+     * @param Schema $schema
+     * @throws SchemaException
+     */
+    public function up(Schema $schema)
+    {
+        $shortUrls = $schema->getTable('short_urls');
+        if ($shortUrls->hasColumn('valid_since')) {
+            return;
+        }
+
+        $shortUrls->addColumn('valid_since', Type::DATETIME, [
+            'notnull' => false,
+        ]);
+        $shortUrls->addColumn('valid_until', Type::DATETIME, [
+            'notnull' => false,
+        ]);
+    }
+
+    /**
+     * @param Schema $schema
+     * @throws SchemaException
+     */
+    public function down(Schema $schema)
+    {
+        $shortUrls = $schema->getTable('short_urls');
+        if (! $shortUrls->hasColumn('valid_since')) {
+            return;
+        }
+
+        $shortUrls->dropColumn('valid_since');
+        $shortUrls->dropColumn('valid_until');
+    }
+}

data/migrations/Version20171022064541.php

@@ -0,0 +1,46 @@
+<?php
+declare(strict_types=1);
+
+namespace ShlinkMigrations;
+
+use Doctrine\DBAL\Migrations\AbstractMigration;
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\DBAL\Schema\SchemaException;
+use Doctrine\DBAL\Types\Type;
+
+/**
+ * Auto-generated Migration: Please modify to your needs!
+ */
+class Version20171022064541 extends AbstractMigration
+{
+    /**
+     * @param Schema $schema
+     * @throws SchemaException
+     */
+    public function up(Schema $schema)
+    {
+        $shortUrls = $schema->getTable('short_urls');
+        if ($shortUrls->hasColumn('max_visits')) {
+            return;
+        }
+
+        $shortUrls->addColumn('max_visits', Type::INTEGER, [
+            'unsigned' => true,
+            'notnull' => false,
+        ]);
+    }
+
+    /**
+     * @param Schema $schema
+     * @throws SchemaException
+     */
+    public function down(Schema $schema)
+    {
+        $shortUrls = $schema->getTable('short_urls');
+        if (! $shortUrls->hasColumn('max_visits')) {
+            return;
+        }
+
+        $shortUrls->dropColumn('max_visits');
+    }
+}

docker-compose.override.yml.dist

@@ -0,0 +1,8 @@
+version: '2'
+
+services:
+    shlink_php:
+        user: 1000:1000
+        volumes:
+            - /etc/passwd:/etc/passwd:ro
+            - /etc/group:/etc/group:ro

docs/swagger/parameters/Authorization.json

@@ -1,7 +0,0 @@
-{
-    "name": "Authorization",
-    "in": "header",
-    "description": "The authorization token with Bearer type",
-    "required": true,
-    "type": "string"
-}

docs/swagger/paths/v1_authenticate.json

@@ -5,44 +5,76 @@
         ],
         "summary": "Perform authentication",
         "description": "Performs an authentication",
-        "parameters": [
+        "requestBody": {
-            {
+            "description": "Request body.",
-                "name": "apiKey",
+            "required": true,
-                "in": "formData",
+            "content": {
-                "description": "The API key to authenticate with",
+                "application/json": {
-                "required": true,
+                    "schema": {
-                "type": "string"
+                        "type": "object",
+                        "required": [
+                            "apiKey"
+                        ],
+                        "properties": {
+                            "apiKey": {
+                                "description": "The API key to authenticate with",
+                                "type": "string"
+                            }
+                        }
+                    }
+                }
             }
-        ],
+        },
         "responses": {
             "200": {
                 "description": "The authentication worked.",
-                "schema": {
+                "content": {
-                    "type": "object",
+                    "application/json": {
-                    "properties": {
+                        "schema": {
-                        "token": {
+                            "type": "object",
-                            "type": "string",
+                            "properties": {
-                            "description": "The authentication token that needs to be sent in the Authorization header"
+                                "token": {
+                                    "type": "string",
+                                    "description": "The authentication token that needs to be sent in the Authorization header"
+                                }
+                            }
                         }
                     }
+                },
+                "examples": {
+                    "application/json": {
+                        "token": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiYWRtaW4iOnRydWV9.TJVA95OrM7E2cBab30RMHrHDcEfxjoYZgeFONFh7HgQ"
+                    }
                 }
             },
             "400": {
                 "description": "An API key was not provided.",
-                "schema": {
+                "content": {
-                    "$ref": "../definitions/Error.json"
+                    "application/json": {
+                        "schema": {
+                            "$ref": "../definitions/Error.json"
+                        }
+                    }
                 }
             },
             "401": {
                 "description": "The API key is incorrect, is disabled or has expired.",
-                "schema": {
+                "content": {
-                    "$ref": "../definitions/Error.json"
+                    "application/json": {
+                        "schema": {
+                            "$ref": "../definitions/Error.json"
+                        }
+                    }
                 }
             },
             "500": {
                 "description": "Unexpected error.",
-                "schema": {
+                "content": {
-                    "$ref": "../definitions/Error.json"
+                    "application/json": {
+                        "schema": {
+                            "$ref": "../definitions/Error.json"
+                        }
+                    }
                 }
             }
         }

docs/swagger/paths/v1_short-codes.json

@@ -11,132 +11,227 @@
                 "in": "query",
                 "description": "The page to be displayed. Defaults to 1",
                 "required": false,
-                "type": "integer"
+                "schema": {
+                    "type": "integer"
+                }
             },
             {
                 "name": "searchTerm",
                 "in": "query",
                 "description": "A query used to filter results by searching for it on the longUrl and shortCode fields. (Since v1.3.0)",
                 "required": false,
-                "type": "string"
+                "schema": {
+                    "type": "string"
+                }
             },
             {
                 "name": "tags",
                 "in": "query",
                 "description": "A list of tags used to filter the resultset. Only short URLs tagged with at least one of the provided tags will be returned. (Since v1.3.0)",
                 "required": false,
-                "type": "array",
+                "schema": {
-                "items": {
+                    "type": "array",
-                    "type": "string"
+                    "items": {
+                        "type": "string"
+                    }
                 }
             },
             {
                 "name": "orderBy",
                 "in": "query",
                 "description": "The field from which you want to order the result. (Since v1.3.0)",
-                "enum": [
-                    "originalUrl",
-                    "shortCode",
-                    "dateCreated",
-                    "visits"
-                ],
                 "required": false,
-                "type": "string"
+                "schema": {
-            },
+                    "type": "string",
+                    "enum": [
+                        "originalUrl",
+                        "shortCode",
+                        "dateCreated",
+                        "visits"
+                    ]
+                }
+            }
+        ],
+        "security": [
             {
-                "$ref": "../parameters/Authorization.json"
+                "Bearer": []
             }
         ],
         "responses": {
             "200": {
                 "description": "The list of short URLs",
-                "schema": {
+                "content": {
-                    "type": "object",
+                    "application/json": {
-                    "properties": {
+                        "schema": {
-                        "shortUrls": {
                             "type": "object",
                             "properties": {
-                                "data": {
+                                "shortUrls": {
-                                    "type": "array",
+                                    "type": "object",
-                                    "items": {
+                                    "properties": {
-                                        "$ref": "../definitions/ShortUrl.json"
+                                        "data": {
+                                            "type": "array",
+                                            "items": {
+                                                "$ref": "../definitions/ShortUrl.json"
+                                            }
+                                        },
+                                        "pagination": {
+                                            "$ref": "../definitions/Pagination.json"
+                                        }
                                     }
-                                },
-                                "pagination": {
-                                    "$ref": "../definitions/Pagination.json"
                                 }
                             }
                         }
                     }
+                },
+                "examples": {
+                    "application/json": {
+                        "shortUrls": {
+                            "data": [
+                                {
+                                    "shortCode": "12C18",
+                                    "originalUrl": "https://store.steampowered.com",
+                                    "dateCreated": "2016-08-21T20:34:16+02:00",
+                                    "visitsCount": 328,
+                                    "tags": [
+                                        "games",
+                                        "tech"
+                                    ]
+                                },
+                                {
+                                    "shortCode": "12Kb3",
+                                    "originalUrl": "https://shlink.io",
+                                    "dateCreated": "2016-05-01T20:34:16+02:00",
+                                    "visitsCount": 1029,
+                                    "tags": [
+                                        "shlink"
+                                    ]
+                                },
+                                {
+                                    "shortCode": "123bA",
+                                    "originalUrl": "https://www.google.com",
+                                    "dateCreated": "2015-10-01T20:34:16+02:00",
+                                    "visitsCount": 25,
+                                    "tags": []
+                                }
+                            ],
+                            "pagination": {
+                                "currentPage": 5,
+                                "pagesCount": 12
+                            }
+                        }
+                    }
                 }
             },
             "500": {
                 "description": "Unexpected error.",
-                "schema": {
+                "content": {
-                    "$ref": "../definitions/Error.json"
+                    "application/json": {
+                        "schema": {
+                            "$ref": "../definitions/Error.json"
+                        }
+                    }
                 }
             }
         }
     },
+
     "post": {
         "tags": [
             "ShortCodes"
         ],
         "summary": "Create short URL",
         "description": "Creates a new short code",
-        "parameters": [
+        "security": [
             {
-                "name": "longUrl",
+                "Bearer": []
-                "in": "formData",
-                "description": "The URL to parse",
-                "required": true,
-                "type": "string"
-            },
-            {
-                "name": "tags",
-                "in": "formData",
-                "description": "The URL to parse",
-                "required": false,
-                "type": "array",
-                "items": {
-                    "type": "string"
-                }
-            },
-            {
-                "$ref": "../parameters/Authorization.json"
             }
         ],
+        "requestBody": {
+            "description": "Request body.",
+            "required": true,
+            "content": {
+                "application/json": {
+                    "schema": {
+                        "type": "object",
+                        "required": [
+                            "longUrl"
+                        ],
+                        "properties": {
+                            "longUrl": {
+                                "description": "The URL to parse",
+                                "type": "string"
+                            },
+                            "tags": {
+                                "description": "The URL to parse",
+                                "type": "array",
+                                "items": {
+                                    "type": "string"
+                                }
+                            },
+                            "validSince": {
+                                "description": "The date (in ISO-8601 format) from which this short code will be valid",
+                                "type": "string"
+                            },
+                            "validUntil": {
+                                "description": "The date (in ISO-8601 format) until which this short code will be valid",
+                                "type": "string"
+                            },
+                            "customSlug": {
+                                "description": "A unique custom slug to be used instead of the generated short code",
+                                "type": "string"
+                            },
+                            "maxVisits": {
+                                "description": "The maximum number of allowed visits for this short code",
+                                "type": "number"
+                            }
+                        }
+                    }
+                }
+            }
+        },
         "responses": {
             "200": {
                 "description": "The result of parsing the long URL",
-                "schema": {
+                "content": {
-                    "type": "object",
+                    "application/json": {
-                    "properties": {
+                        "schema": {
-                        "longUrl": {
+                            "type": "object",
-                            "type": "string",
+                            "properties": {
-                            "description": "The original long URL that has been parsed"
+                                "longUrl": {
-                        },
+                                    "type": "string",
-                        "shortUrl": {
+                                    "description": "The original long URL that has been parsed"
-                            "type": "string",
+                                },
-                            "description": "The generated short URL"
+                                "shortUrl": {
-                        },
+                                    "type": "string",
-                        "shortCode": {
+                                    "description": "The generated short URL"
-                            "type": "string",
+                                },
-                            "description": "the short code that is being used in the short URL"
+                                "shortCode": {
+                                    "type": "string",
+                                    "description": "the short code that is being used in the short URL"
+                                }
+                            }
                         }
                     }
                 }
             },
             "400": {
                 "description": "The long URL was not provided or is invalid.",
-                "schema": {
+                "content": {
-                    "$ref": "../definitions/Error.json"
+                    "application/json": {
+                        "schema": {
+                            "$ref": "../definitions/Error.json"
+                        }
+                    }
                 }
             },
             "500": {
                 "description": "Unexpected error.",
-                "schema": {
+                "content": {
-                    "$ref": "../definitions/Error.json"
+                    "application/json": {
+                        "schema": {
+                            "$ref": "../definitions/Error.json"
+                        }
+                    }
                 }
             }
         }

docs/swagger/paths/v1_short-codes_{shortCode}.json

@@ -9,43 +9,152 @@
             {
                 "name": "shortCode",
                 "in": "path",
-                "type": "string",
                 "description": "The short code to resolve.",
-                "required": true
+                "required": true,
-            },
+                "schema": {
+                    "type": "string"
+                }
+            }
+        ],
+        "security": [
             {
-                "$ref": "../parameters/Authorization.json"
+                "Bearer": []
             }
         ],
         "responses": {
             "200": {
                 "description": "The long URL behind a short code.",
-                "schema": {
+                "content": {
-                    "type": "object",
+                    "application/json": {
-                    "properties": {
+                        "schema": {
-                        "longUrl": {
+                            "type": "object",
-                            "type": "string",
+                            "properties": {
-                            "description": "The original long URL behind the short code."
+                                "longUrl": {
+                                    "type": "string",
+                                    "description": "The original long URL behind the short code."
+                                }
+                            }
                         }
                     }
+                },
+                "examples": {
+                    "application/json": {
+                        "longUrl": "https://shlink.io"
+                    }
                 }
             },
             "400": {
                 "description": "Provided shortCode does not match the character set currently used by the app to generate short codes.",
-                "schema": {
+                "content": {
-                    "$ref": "../definitions/Error.json"
+                    "application/json": {
+                        "schema": {
+                            "$ref": "../definitions/Error.json"
+                        }
+                    }
                 }
             },
             "404": {
                 "description": "No URL was found for provided short code.",
-                "schema": {
+                "content": {
-                    "$ref": "../definitions/Error.json"
+                    "application/json": {
+                        "schema": {
+                            "$ref": "../definitions/Error.json"
+                        }
+                    }
                 }
             },
             "500": {
                 "description": "Unexpected error.",
+                "content": {
+                    "application/json": {
+                        "schema": {
+                            "$ref": "../definitions/Error.json"
+                        }
+                    }
+                }
+            }
+        }
+    },
+
+    "put": {
+        "tags": [
+            "ShortCodes"
+        ],
+        "summary": "Edit short code",
+        "description": "Update certain meta arguments from an existing short URL.",
+        "parameters": [
+            {
+                "name": "shortCode",
+                "in": "path",
+                "description": "The short code to edit.",
+                "required": true,
                 "schema": {
-                    "$ref": "../definitions/Error.json"
+                    "type": "string"
+                }
+            }
+        ],
+        "requestBody": {
+            "description": "Request body.",
+            "required": true,
+            "content": {
+                "application/json": {
+                    "schema": {
+                        "type": "object",
+                        "properties": {
+                            "validSince": {
+                                "description": "The date (in ISO-8601 format) from which this short code will be valid",
+                                "type": "string"
+                            },
+                            "validUntil": {
+                                "description": "The date (in ISO-8601 format) until which this short code will be valid",
+                                "type": "string"
+                            },
+                            "maxVisits": {
+                                "description": "The maximum number of allowed visits for this short code",
+                                "type": "number"
+                            }
+                        }
+                    }
+                }
+            }
+        },
+        "security": [
+            {
+                "Bearer": []
+            }
+        ],
+        "responses": {
+            "204": {
+                "description": "The short code has been properly updated."
+            },
+            "400": {
+                "description": "Provided meta arguments are invalid.",
+                "content": {
+                    "application/json": {
+                        "schema": {
+                            "$ref": "../definitions/Error.json"
+                        }
+                    }
+                }
+            },
+            "404": {
+                "description": "No short URL was found for provided short code.",
+                "content": {
+                    "application/json": {
+                        "schema": {
+                            "$ref": "../definitions/Error.json"
+                        }
+                    }
+                }
+            },
+            "500": {
+                "description": "Unexpected error.",
+                "content": {
+                    "application/json": {
+                        "schema": {
+                            "$ref": "../definitions/Error.json"
+                        }
+                    }
                 }
             }
         }

docs/swagger/paths/v1_short-codes_{shortCode}_tags.json

@@ -10,55 +10,96 @@
             {
                 "name": "shortCode",
                 "in": "path",
-                "type": "string",
                 "description": "The shortCode in which we want to edit tags.",
-                "required": true
+                "required": true,
-            },
+                "schema": {
-            {
-                "name": "tags",
-                "in": "formData",
-                "type": "array",
-                "items": {
                     "type": "string"
-                },
+                }
-                "description": "The list of tags to set to the short URL.",
+            }
-                "required": true
+        ],
-            },
+        "requestBody": {
+            "description": "Request body.",
+            "required": true,
+            "content": {
+                "application/json": {
+                    "schema": {
+                        "type": "object",
+                        "required": [
+                            "tags"
+                        ],
+                        "properties": {
+                            "tags": {
+                                "type": "array",
+                                "items": {
+                                    "type": "string"
+                                },
+                                "description": "The list of tags to set to the short URL."
+                            }
+                        }
+                    }
+                }
+            }
+        },
+        "security": [
             {
-                "$ref": "../parameters/Authorization.json"
+                "Bearer": []
             }
         ],
         "responses": {
             "200": {
                 "description": "List of tags.",
-                "schema": {
+                "content": {
-                    "type": "object",
+                    "application/json": {
-                    "properties": {
+                        "schema": {
-                        "tags": {
+                            "type": "object",
-                            "type": "array",
+                            "properties": {
-                            "items": {
+                                "tags": {
-                                "type": "string"
+                                    "type": "array",
+                                    "items": {
+                                        "type": "string"
+                                    }
+                                }
                             }
                         }
                     }
+                },
+                "examples": {
+                    "application/json": {
+                        "tags": [
+                            "games",
+                            "tech"
+                        ]
+                    }
                 }
             },
             "400": {
                 "description": "The request body does not contain a \"tags\" param with array type.",
-                "schema": {
+                "content": {
-                    "$ref": "../definitions/Error.json"
+                    "application/json": {
+                        "schema": {
+                            "$ref": "../definitions/Error.json"
+                        }
+                    }
                 }
             },
             "404": {
                 "description": "No short URL was found for provided short code.",
-                "schema": {
+                "content": {
-                    "$ref": "../definitions/Error.json"
+                    "application/json": {
+                        "schema": {
+                            "$ref": "../definitions/Error.json"
+                        }
+                    }
                 }
             },
             "500": {
                 "description": "Unexpected error.",
-                "schema": {
+                "content": {
-                    "$ref": "../definitions/Error.json"
+                    "application/json": {
+                        "schema": {
+                            "$ref": "../definitions/Error.json"
+                        }
+                    }
                 }
             }
         }

docs/swagger/paths/v1_short-codes_{shortCode}_visits.json

@@ -10,44 +10,86 @@
             {
                 "name": "shortCode",
                 "in": "path",
-                "type": "string",
                 "description": "The shortCode from which we want to get the visits.",
-                "required": true
+                "required": true,
-            },
+                "schema": {
+                    "type": "string"
+                }
+            }
+        ],
+        "security": [
             {
-                "$ref": "../parameters/Authorization.json"
+                "Bearer": []
             }
         ],
         "responses": {
             "200": {
                 "description": "List of visits.",
-                "schema": {
+                "content": {
-                    "type": "object",
+                    "application/json": {
-                    "properties": {
+                        "schema": {
-                        "visits": {
                             "type": "object",
                             "properties": {
-                                "data": {
+                                "visits": {
-                                    "type": "array",
+                                    "type": "object",
-                                    "items": {
+                                    "properties": {
-                                        "$ref": "../definitions/Visit.json"
+                                        "data": {
+                                            "type": "array",
+                                            "items": {
+                                                "$ref": "../definitions/Visit.json"
+                                            }
+                                        }
                                     }
                                 }
                             }
                         }
                     }
+                },
+                "examples": {
+                    "application/json": {
+                        "visits": {
+                            "data": [
+                                {
+                                    "referer": "https://twitter.com",
+                                    "date": "2015-08-20T05:05:03+04:00",
+                                    "remoteAddr": "10.20.30.40",
+                                    "userAgent": "Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:47.0) Gecko/20100101 Firefox/47.0 Mozilla/5.0 (Macintosh; Intel Mac OS X x.y; rv:42.0) Gecko/20100101 Firefox/42.0"
+                                },
+                                {
+                                    "referer": "https://t.co",
+                                    "date": "2015-08-20T05:05:03+04:00",
+                                    "remoteAddr": "11.22.33.44",
+                                    "userAgent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.103 Safari/537.36"
+                                },
+                                {
+                                    "referer": null,
+                                    "date": "2015-08-20T05:05:03+04:00",
+                                    "remoteAddr": "110.220.5.6",
+                                    "userAgent": "some_web_crawler/1.4"
+                                }
+                            ]
+                        }
+                    }
                 }
             },
             "404": {
                 "description": "The short code does not belong to any short URL.",
-                "schema": {
+                "content": {
-                    "$ref": "../definitions/Error.json"
+                    "application/json": {
+                        "schema": {
+                            "$ref": "../definitions/Error.json"
+                        }
+                    }
                 }
             },
             "500": {
                 "description": "Unexpected error.",
-                "schema": {
+                "content": {
-                    "$ref": "../definitions/Error.json"
+                    "application/json": {
+                        "schema": {
+                            "$ref": "../definitions/Error.json"
+                        }
+                    }
                 }
             }
         }

docs/swagger/paths/v1_tags.json

@@ -0,0 +1,259 @@
+{
+    "get": {
+        "tags": [
+            "Tags"
+        ],
+        "summary": "List existing tags",
+        "description": "Returns the list of all tags used in any short URL, ordered by name",
+        "security": [
+            {
+                "Bearer": []
+            }
+        ],
+        "responses": {
+            "200": {
+                "description": "The list of tags",
+                "content": {
+                    "application/json": {
+                        "schema": {
+                            "type": "object",
+                            "properties": {
+                                "tags": {
+                                    "type": "object",
+                                    "properties": {
+                                        "data": {
+                                            "type": "array",
+                                            "items": {
+                                                "type": "string"
+                                            }
+                                        }
+                                    }
+                                }
+                            }
+                        }
+                    }
+                },
+                "examples": {
+                    "application/json": {
+                        "tags": {
+                            "data": [
+                                "games",
+                                "php",
+                                "shlink",
+                                "tech"
+                            ]
+                        }
+                    }
+                }
+            },
+            "500": {
+                "description": "Unexpected error.",
+                "content": {
+                    "application/json": {
+                        "schema": {
+                            "$ref": "../definitions/Error.json"
+                        }
+                    }
+                }
+            }
+        }
+    },
+
+    "post": {
+        "tags": [
+            "Tags"
+        ],
+        "summary": "Create tags",
+        "description": "Provided a list of tags, creates all that do not yet exist",
+        "security": [
+            {
+                "Bearer": []
+            }
+        ],
+        "requestBody": {
+            "description": "Request body.",
+            "required": true,
+            "content": {
+                "application/json": {
+                    "schema": {
+                        "type": "object",
+                        "required": [
+                            "tags"
+                        ],
+                        "properties": {
+                            "tags": {
+                                "description": "The list of tag names to create",
+                                "type": "array",
+                                "items": {
+                                    "type": "string"
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+        },
+        "responses": {
+            "200": {
+                "description": "The list of tags",
+                "content": {
+                    "application/json": {
+                        "schema": {
+                            "type": "object",
+                            "properties": {
+                                "tags": {
+                                    "type": "object",
+                                    "properties": {
+                                        "data": {
+                                            "type": "array",
+                                            "items": {
+                                                "type": "string"
+                                            }
+                                        }
+                                    }
+                                }
+                            }
+                        }
+                    }
+                },
+                "examples": {
+                    "application/json": {
+                        "tags": {
+                            "data": [
+                                "games",
+                                "php",
+                                "shlink",
+                                "tech"
+                            ]
+                        }
+                    }
+                }
+            },
+            "500": {
+                "description": "Unexpected error.",
+                "content": {
+                    "application/json": {
+                        "schema": {
+                            "$ref": "../definitions/Error.json"
+                        }
+                    }
+                }
+            }
+        }
+    },
+
+    "put": {
+        "tags": [
+            "Tags"
+        ],
+        "summary": "Rename tag",
+        "description": "Renames one existing tag",
+        "security": [
+            {
+                "Bearer": []
+            }
+        ],
+        "requestBody": {
+            "description": "Request body.",
+            "required": true,
+            "content": {
+                "application/json": {
+                    "schema": {
+                        "type": "object",
+                        "required": [
+                            "oldName",
+                            "newName"
+                        ],
+                        "properties": {
+                            "oldName": {
+                                "description": "Current name of the tag",
+                                "type": "string"
+                            },
+                            "newName": {
+                                "description": "New name of the tag",
+                                "type": "string"
+                            }
+                        }
+                    }
+                }
+            }
+        },
+        "responses": {
+            "204": {
+                "description": "The tag has been properly renamed"
+            },
+            "400": {
+                "description": "You have not provided either the oldName or the newName params.",
+                "content": {
+                    "application/json": {
+                        "schema": {
+                            "$ref": "../definitions/Error.json"
+                        }
+                    }
+                }
+            },
+            "404": {
+                "description": "There's no tag found with the name provided in oldName param.",
+                "content": {
+                    "application/json": {
+                        "schema": {
+                            "$ref": "../definitions/Error.json"
+                        }
+                    }
+                }
+            },
+            "500": {
+                "description": "Unexpected error.",
+                "content": {
+                    "application/json": {
+                        "schema": {
+                            "$ref": "../definitions/Error.json"
+                        }
+                    }
+                }
+            }
+        }
+    },
+
+    "delete": {
+        "tags": [
+            "Tags"
+        ],
+        "summary": "Delete tags",
+        "description": "Deletes provided list of tags",
+        "parameters": [
+            {
+                "name": "tags[]",
+                "in": "query",
+                "description": "The names of the tags to delete",
+                "required": true,
+                "schema": {
+                    "type": "array",
+                    "items": {
+                        "type": "string"
+                    }
+                }
+            }
+        ],
+        "security": [
+            {
+                "Bearer": []
+            }
+        ],
+        "responses": {
+            "204": {
+                "description": "Tags properly deleted"
+            },
+            "500": {
+                "description": "Unexpected error.",
+                "content": {
+                    "application/json": {
+                        "schema": {
+                            "$ref": "../definitions/Error.json"
+                        }
+                    }
+                }
+            }
+        }
+    }
+}

docs/swagger/swagger.json

@@ -1,38 +1,58 @@
 {
-    "swagger": "2.0",
+    "openapi": "3.0.0",
     "info": {
         "title": "Shlink",
         "description": "Shlink, the self-hosted URL shortener",
-        "version": "1.2.0"
+        "version": "1.0"
     },
-    "schemes": [
+
-        "http",
+    "servers": [
-        "https"
+        {
-    ],
+            "url": "{schema}://{server}/rest",
-    "basePath": "/rest",
+            "variables": {
-    "produces": [
+                "schema": {
-        "application/json"
+                    "default": "https",
-    ],
+                    "enum": ["https", "http"]
-    "consumes": [
+                },
-        "application/x-www-form-urlencoded",
+                "server": {
-        "application/json"
+                    "default": ""
+                }
+            }
+        }
     ],
 
+    "components": {
+        "securitySchemes": {
+            "Bearer": {
+                "description": "The JWT identifying a previously logged API key",
+                "type": "http",
+                "scheme": "bearer",
+                "bearerFormat": "JWT"
+            }
+        }
+    },
+
     "paths": {
         "/v1/authenticate": {
             "$ref": "paths/v1_authenticate.json"
         },
+
         "/v1/short-codes": {
             "$ref": "paths/v1_short-codes.json"
         },
         "/v1/short-codes/{shortCode}": {
             "$ref": "paths/v1_short-codes_{shortCode}.json"
         },
-        "/v1/short-codes/{shortCode}/visits": {
-            "$ref": "paths/v1_short-codes_{shortCode}_visits.json"
-        },
         "/v1/short-codes/{shortCode}/tags": {
             "$ref": "paths/v1_short-codes_{shortCode}_tags.json"
+        },
+
+        "/v1/tags": {
+            "$ref": "paths/v1_tags.json"
+        },
+
+        "/v1/short-codes/{shortCode}/visits": {
+            "$ref": "paths/v1_short-codes_{shortCode}_visits.json"
         }
     }
 }

func_tests_bootstrap.php

@@ -0,0 +1,33 @@
+<?php
+declare(strict_types=1);
+
+use ShlinkioTest\Shlink\Common\DbUnit\DatabaseTestCase;
+use Symfony\Component\Process\Process;
+use Zend\ServiceManager\ServiceManager;
+
+// Create an empty .env file
+if (! file_exists('.env')) {
+    touch('.env');
+}
+
+$shlinkDbPath = realpath(sys_get_temp_dir()) . '/shlink-tests.db';
+if (file_exists($shlinkDbPath)) {
+    unlink($shlinkDbPath);
+}
+
+/** @var ServiceManager $sm */
+$sm = require __DIR__ . '/config/container.php';
+$sm->setAllowOverride(true);
+$config = $sm->get('config');
+$config['entity_manager']['connection'] = [
+    'driver' => 'pdo_sqlite',
+    'path' => $shlinkDbPath,
+];
+$sm->setService('config', $config);
+
+// Create database
+$process = new Process('vendor/bin/doctrine orm:schema-tool:create --no-interaction -q --test', __DIR__);
+$process->inheritEnvironmentVariables()
+        ->mustRun();
+
+DatabaseTestCase::$em = $sm->get('em');

infection.json

@@ -0,0 +1,18 @@
+{
+    "source": {
+        "directories": [
+            "module/*/src"
+        ],
+        "excludes": []
+    },
+    "timeout": 10,
+    "logs": {
+        "text": "build/infection/infection-log.txt",
+        "summary": "build/infection/summary-log.txt",
+        "debug": "build/infection/debug-log.txt"
+    },
+    "tmpDir": "build/infection/temp",
+    "phpUnit": {
+        "configDir": "."
+    }
+}

module/CLI/config/cli.config.php

@@ -1,23 +1,34 @@
 <?php
+declare(strict_types=1);
+
 use Shlinkio\Shlink\CLI\Command;
+use Shlinkio\Shlink\Common;
 
 return [
 
     'cli' => [
-        'locale' => env('CLI_LOCALE', 'en'),
+        'locale' => Common\env('CLI_LOCALE', 'en'),
         'commands' => [
-            Command\Shortcode\GenerateShortcodeCommand::class,
+            Command\Shortcode\GenerateShortcodeCommand::NAME => Command\Shortcode\GenerateShortcodeCommand::class,
-            Command\Shortcode\ResolveUrlCommand::class,
+            Command\Shortcode\ResolveUrlCommand::NAME => Command\Shortcode\ResolveUrlCommand::class,
-            Command\Shortcode\ListShortcodesCommand::class,
+            Command\Shortcode\ListShortcodesCommand::NAME => Command\Shortcode\ListShortcodesCommand::class,
-            Command\Shortcode\GetVisitsCommand::class,
+            Command\Shortcode\GetVisitsCommand::NAME => Command\Shortcode\GetVisitsCommand::class,
-            Command\Shortcode\GeneratePreviewCommand::class,
+            Command\Shortcode\GeneratePreviewCommand::NAME => Command\Shortcode\GeneratePreviewCommand::class,
-            Command\Visit\ProcessVisitsCommand::class,
+
-            Command\Config\GenerateCharsetCommand::class,
+            Command\Visit\ProcessVisitsCommand::NAME => Command\Visit\ProcessVisitsCommand::class,
-            Command\Config\GenerateSecretCommand::class,
+
-            Command\Api\GenerateKeyCommand::class,
+            Command\Config\GenerateCharsetCommand::NAME => Command\Config\GenerateCharsetCommand::class,
-            Command\Api\DisableKeyCommand::class,
+            Command\Config\GenerateSecretCommand::NAME => Command\Config\GenerateSecretCommand::class,
-            Command\Api\ListKeysCommand::class,
+
-        ]
+            Command\Api\GenerateKeyCommand::NAME => Command\Api\GenerateKeyCommand::class,
+            Command\Api\DisableKeyCommand::NAME => Command\Api\DisableKeyCommand::class,
+            Command\Api\ListKeysCommand::NAME => Command\Api\ListKeysCommand::class,
+
+            Command\Tag\ListTagsCommand::NAME => Command\Tag\ListTagsCommand::class,
+            Command\Tag\CreateTagCommand::NAME => Command\Tag\CreateTagCommand::class,
+            Command\Tag\RenameTagCommand::NAME => Command\Tag\RenameTagCommand::class,
+            Command\Tag\DeleteTagsCommand::NAME => Command\Tag\DeleteTagsCommand::class,
+        ],
     ],
 
 ];

module/CLI/config/dependencies.config.php

@@ -1,8 +1,15 @@
 <?php
-use Acelaya\ZsmAnnotatedServices\Factory\V3\AnnotatedFactory;
+declare(strict_types=1);
+
 use Shlinkio\Shlink\CLI\Command;
 use Shlinkio\Shlink\CLI\Factory\ApplicationFactory;
+use Shlinkio\Shlink\Common\Service\IpLocationResolver;
+use Shlinkio\Shlink\Common\Service\PreviewGenerator;
+use Shlinkio\Shlink\Core\Service;
+use Shlinkio\Shlink\Rest\Service\ApiKeyService;
 use Symfony\Component\Console\Application;
+use Zend\I18n\Translator\Translator;
+use Zend\ServiceManager\AbstractFactory\ConfigAbstractFactory;
 
 return [
 
@@ -10,18 +17,52 @@ return [
         'factories' => [
             Application::class => ApplicationFactory::class,
 
-            Command\Shortcode\GenerateShortcodeCommand::class => AnnotatedFactory::class,
+            Command\Shortcode\GenerateShortcodeCommand::class => ConfigAbstractFactory::class,
-            Command\Shortcode\ResolveUrlCommand::class => AnnotatedFactory::class,
+            Command\Shortcode\ResolveUrlCommand::class => ConfigAbstractFactory::class,
-            Command\Shortcode\ListShortcodesCommand::class => AnnotatedFactory::class,
+            Command\Shortcode\ListShortcodesCommand::class => ConfigAbstractFactory::class,
-            Command\Shortcode\GetVisitsCommand::class => AnnotatedFactory::class,
+            Command\Shortcode\GetVisitsCommand::class => ConfigAbstractFactory::class,
-            Command\Shortcode\GeneratePreviewCommand::class => AnnotatedFactory::class,
+            Command\Shortcode\GeneratePreviewCommand::class => ConfigAbstractFactory::class,
-            Command\Visit\ProcessVisitsCommand::class => AnnotatedFactory::class,
+            Command\Visit\ProcessVisitsCommand::class => ConfigAbstractFactory::class,
-            Command\Config\GenerateCharsetCommand::class => AnnotatedFactory::class,
+            Command\Config\GenerateCharsetCommand::class => ConfigAbstractFactory::class,
-            Command\Config\GenerateSecretCommand::class => AnnotatedFactory::class,
+            Command\Config\GenerateSecretCommand::class => ConfigAbstractFactory::class,
-            Command\Api\GenerateKeyCommand::class => AnnotatedFactory::class,
+            Command\Api\GenerateKeyCommand::class => ConfigAbstractFactory::class,
-            Command\Api\DisableKeyCommand::class => AnnotatedFactory::class,
+            Command\Api\DisableKeyCommand::class => ConfigAbstractFactory::class,
-            Command\Api\ListKeysCommand::class => AnnotatedFactory::class,
+            Command\Api\ListKeysCommand::class => ConfigAbstractFactory::class,
+            Command\Tag\ListTagsCommand::class => ConfigAbstractFactory::class,
+            Command\Tag\CreateTagCommand::class => ConfigAbstractFactory::class,
+            Command\Tag\RenameTagCommand::class => ConfigAbstractFactory::class,
+            Command\Tag\DeleteTagsCommand::class => ConfigAbstractFactory::class,
         ],
     ],
 
+    ConfigAbstractFactory::class => [
+        Command\Shortcode\GenerateShortcodeCommand::class => [
+            Service\UrlShortener::class,
+            'translator',
+            'config.url_shortener.domain',
+        ],
+        Command\Shortcode\ResolveUrlCommand::class => [Service\UrlShortener::class, 'translator'],
+        Command\Shortcode\ListShortcodesCommand::class => [Service\ShortUrlService::class, 'translator'],
+        Command\Shortcode\GetVisitsCommand::class => [Service\VisitsTracker::class, 'translator'],
+        Command\Shortcode\GeneratePreviewCommand::class => [
+            Service\ShortUrlService::class,
+            PreviewGenerator::class,
+            'translator',
+        ],
+        Command\Visit\ProcessVisitsCommand::class => [
+            Service\VisitService::class,
+            IpLocationResolver::class,
+            'translator',
+        ],
+        Command\Config\GenerateCharsetCommand::class => ['translator'],
+        Command\Config\GenerateSecretCommand::class => ['translator'],
+        Command\Api\GenerateKeyCommand::class => [ApiKeyService::class, 'translator'],
+        Command\Api\DisableKeyCommand::class => [ApiKeyService::class, 'translator'],
+        Command\Api\ListKeysCommand::class => [ApiKeyService::class, 'translator'],
+        Command\Tag\ListTagsCommand::class => [Service\Tag\TagService::class, Translator::class],
+        Command\Tag\CreateTagCommand::class => [Service\Tag\TagService::class, Translator::class],
+        Command\Tag\RenameTagCommand::class => [Service\Tag\TagService::class, Translator::class],
+        Command\Tag\DeleteTagsCommand::class => [Service\Tag\TagService::class, Translator::class],
+    ],
+
 ];

module/CLI/config/translator.config.php

@@ -1,4 +1,6 @@
 <?php
+declare(strict_types=1);
+
 return [
 
     'translator' => [

module/CLI/lang/es.po

@@ -1,15 +1,15 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: Shlink 1.0\n"
-"POT-Creation-Date: 2016-10-22 23:12+0200\n"
+"POT-Creation-Date: 2018-01-21 09:36+0100\n"
-"PO-Revision-Date: 2016-10-22 23:13+0200\n"
+"PO-Revision-Date: 2018-01-21 09:39+0100\n"
 "Last-Translator: Alejandro Celaya <alejandro@alejandrocelaya.com>\n"
 "Language-Team: \n"
 "Language: es_ES\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"X-Generator: Poedit 1.8.7.1\n"
+"X-Generator: Poedit 2.0.4\n"
 "X-Poedit-Basepath: ..\n"
 "Plural-Forms: nplurals=2; plural=(n != 1);\n"
 "X-Poedit-SourceCharset: UTF-8\n"
@@ -24,8 +24,8 @@ msgid "The API key to disable"
 msgstr "La clave de API a deshabilitar"
 
 #, php-format
-msgid "API key %s properly disabled"
+msgid "API key \"%s\" properly disabled"
-msgstr "Clave de API %s deshabilitada correctamente"
+msgstr "Clave de API \"%s\" deshabilitada correctamente"
 
 #, php-format
 msgid "API key \"%s\" does not exist."
@@ -39,8 +39,9 @@ msgstr ""
 "La fecha en la que la clave de API debe expirar. Utiliza cualquier valor "
 "válido en PHP."
 
-msgid "Generated API key"
+#, php-format
-msgstr "Generada clave de API"
+msgid "Generated API key: \"%s\""
+msgstr "Generada clave de API. \"%s\""
 
 msgid "Lists all the available API keys."
 msgstr "Lista todas las claves de API disponibles."
@@ -51,12 +52,12 @@ msgstr "Define si sólo las claves de API habilitadas deben ser devueltas."
 msgid "Key"
 msgstr "Clave"
 
-msgid "Expiration date"
-msgstr "Fecha de caducidad"
-
 msgid "Is enabled"
 msgstr "Está habilitada"
 
+msgid "Expiration date"
+msgstr "Fecha de caducidad"
+
 #, php-format
 msgid ""
 "Generates a character set sample just by shuffling the default one, \"%s\". "
@@ -65,8 +66,9 @@ msgstr ""
 "Genera un grupo de caracteres simplemente mexclando el grupo por defecto \"%s"
 "\". Después puede ser utilizado en la variable de entrono SHORTCODE_CHARS"
 
-msgid "Character set:"
+#, php-format
-msgstr "Grupo de caracteres:"
+msgid "Character set: \"%s\""
+msgstr "Grupo de caracteres: \"%s\""
 
 msgid ""
 "Generates a random secret string that can be used for JWT token encryption"
@@ -74,8 +76,9 @@ msgstr ""
 "Genera una cadena de caracteres aleatoria que puede ser usada para cifrar "
 "tokens JWT"
 
-msgid "Secret key:"
+#, php-format
-msgstr "Clave secreta:"
+msgid "Secret key: \"%s\""
+msgstr "Clave secreta: \"%s\""
 
 msgid ""
 "Processes and generates the previews for every URL, improving performance "
@@ -92,7 +95,7 @@ msgid "Processing URL %s..."
 msgstr "Procesando URL %s..."
 
 msgid " <info>Success!</info>"
-msgstr "<info>¡Correcto!</info>"
+msgstr " <info>¡Correcto!</info>"
 
 msgid "Error"
 msgstr "Error"
@@ -107,22 +110,53 @@ msgstr "La URL larga a procesar"
 msgid "Tags to apply to the new short URL"
 msgstr "Etiquetas a aplicar a la nueva URL acortada"
 
-msgid "A long URL was not provided. Which URL do you want to shorten?:"
+msgid ""
+"The date from which this short URL will be valid. If someone tries to access "
+"it before this date, it will not be found."
+msgstr ""
+"La fecha desde la cual será válida esta URL acortada. Si alguien intenta "
+"acceder a ella antes de esta fecha, no será encontrada."
+
+msgid ""
+"The date until which this short URL will be valid. If someone tries to "
+"access it after this date, it will not be found."
+msgstr ""
+"La fecha hasta la cual será válida está URL acortada. Si alguien intenta "
+"acceder a ella después de esta fecha, no será encontrada."
+
+msgid "If provided, this slug will be used instead of generating a short code"
+msgstr ""
+"Si se proporciona, este slug será usado en vez de generar un código corto"
+
+msgid "This will limit the number of visits for this short URL."
+msgstr "Esto limitará el número de visitas a esta URL acortada."
+
+#, fuzzy
+#| msgid "A long URL was not provided. Which URL do you want to shorten?:"
+msgid "A long URL was not provided. Which URL do you want to be shortened?"
 msgstr "No se ha proporcionado una URL larga. ¿Qué URL deseas acortar?"
 
 msgid "A URL was not provided!"
 msgstr "¡No se ha proporcionado una URL!"
 
-msgid "Processed URL:"
+msgid "Processed long URL:"
-msgstr "URL procesada:"
+msgstr "URL larga procesada:"
 
-msgid "Generated URL:"
+msgid "Generated short URL:"
-msgstr "URL generada:"
+msgstr "URL corta generada:"
 
 #, php-format
 msgid "Provided URL \"%s\" is invalid. Try with a different one."
 msgstr "La URL proporcionada \"%s\" e inválida. Prueba con una diferente."
 
+#, php-format
+msgid ""
+"Provided slug \"%s\" is already in use by another URL. Try with a different "
+"one."
+msgstr ""
+"El slug proporcionado \"%s\" ya está siendo usado para otra URL. Prueba con "
+"uno diferente."
+
 msgid "Returns the detailed visits information for provided short code"
 msgstr ""
 "Devuelve la información detallada de visitas para el código corto "
@@ -140,8 +174,8 @@ msgid "Allows to filter visits, returning only those newer than end date"
 msgstr ""
 "Permite filtrar las visitas, devolviendo sólo aquellas más nuevas que endDate"
 
-msgid "A short code was not provided. Which short code do you want to use?:"
+msgid "A short code was not provided. Which short code do you want to use?"
-msgstr "No se prporcionó un código corto. ¿Qué código corto deseas usar?"
+msgstr "No se proporcionó un código corto. ¿Qué código corto deseas usar?"
 
 msgid "Referer"
 msgstr "Origen"
@@ -196,8 +230,8 @@ msgstr "Número de visitas"
 msgid "Tags"
 msgstr "Etiquetas"
 
-msgid "You have reached last page"
+msgid "Short codes properly listed"
-msgstr "Has alcanzado la última página"
+msgstr "Códigos cortos correctamente listados"
 
 msgid "Continue with page"
 msgstr "Continuar con la página"
@@ -208,14 +242,10 @@ msgstr "Devuelve la URL larga detrás de un código corto"
 msgid "The short code to parse"
 msgstr "El código corto a convertir"
 
-msgid "A short code was not provided. Which short code do you want to parse?:"
+msgid "A short code was not provided. Which short code do you want to parse?"
 msgstr ""
 "No se proporcionó un código corto. ¿Qué código corto quieres convertir?"
 
-#, php-format
-msgid "No URL found for short code \"%s\""
-msgstr "No se ha encontrado ninguna URL para el código corto \"%s\""
-
 msgid "Long URL:"
 msgstr "URL larga:"
 
@@ -223,6 +253,57 @@ msgstr "URL larga:"
 msgid "Provided short code \"%s\" has an invalid format."
 msgstr "El código corto proporcionado \"%s\" tiene un formato inválido."
 
+#, php-format
+msgid "Provided short code \"%s\" could not be found."
+msgstr "El código corto proporcionado \"%s\" no ha podido ser encontrado."
+
+msgid "Creates one or more tags."
+msgstr "Crea una o más etiquetas."
+
+msgid "The name of the tags to create"
+msgstr "El nombre de las etiquetas a crear"
+
+msgid "You have to provide at least one tag name"
+msgstr "Debes proporcionar al menos un nombre de etiqueta"
+
+msgid "Tags properly created"
+msgstr "Etiquetas correctamente creadas"
+
+msgid "Deletes one or more tags."
+msgstr "Elimina una o más etiquetas."
+
+msgid "The name of the tags to delete"
+msgstr "El nombre de las etiquetas a eliminar"
+
+msgid "Tags properly deleted"
+msgstr "Etiquetas correctamente eliminadas"
+
+msgid "Lists existing tags."
+msgstr "Lista las etiquetas existentes."
+
+#, fuzzy
+msgid "Name"
+msgstr "Nombre"
+
+msgid "No tags yet"
+msgstr "Aún no hay etiquetas"
+
+msgid "Renames one existing tag."
+msgstr "Renombra una etiqueta existente."
+
+msgid "Current name of the tag."
+msgstr "Nombre actual de la etiqueta."
+
+msgid "New name of the tag."
+msgstr "Nuevo nombre de la etiqueta."
+
+msgid "Tag properly renamed."
+msgstr "Etiqueta correctamente renombrada."
+
+#, php-format
+msgid "A tag with name \"%s\" was not found"
+msgstr "Una etiqueta con nombre \"%s\" no ha sido encontrada"
+
 msgid "Processes visits where location is not set yet"
 msgstr "Procesa las visitas donde la localización no ha sido establecida aún"
 
@@ -238,3 +319,15 @@ msgstr "Dirección localizada en \"%s\""
 
 msgid "Finished processing all IPs"
 msgstr "Finalizado el procesado de todas las IPs"
+
+#~ msgid "You have reached last page"
+#~ msgstr "Has alcanzado la última página"
+
+#~ msgid "No URL found for short code \"%s\""
+#~ msgstr "No se ha encontrado ninguna URL para el código corto \"%s\""
+
+#~ msgid "Created tags"
+#~ msgstr "Etiquetas creadas"
+
+#~ msgid "Deleted tags"
+#~ msgstr "Etiquetas eliminadas"

module/CLI/src/Command/Api/DisableKeyCommand.php

@@ -1,17 +1,20 @@
 <?php
+declare(strict_types=1);
+
 namespace Shlinkio\Shlink\CLI\Command\Api;
 
-use Acelaya\ZsmAnnotatedServices\Annotation\Inject;
-use Shlinkio\Shlink\Rest\Service\ApiKeyService;
 use Shlinkio\Shlink\Rest\Service\ApiKeyServiceInterface;
 use Symfony\Component\Console\Command\Command;
 use Symfony\Component\Console\Input\InputArgument;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
 use Zend\I18n\Translator\TranslatorInterface;
 
 class DisableKeyCommand extends Command
 {
+    const NAME = 'api-key:disable';
+
     /**
      * @var ApiKeyServiceInterface
      */
@@ -21,23 +24,16 @@ class DisableKeyCommand extends Command
      */
     private $translator;
 
-    /**
-     * DisableKeyCommand constructor.
-     * @param ApiKeyServiceInterface|ApiKeyService $apiKeyService
-     * @param TranslatorInterface $translator
-     *
-     * @Inject({ApiKeyService::class, "translator"})
-     */
     public function __construct(ApiKeyServiceInterface $apiKeyService, TranslatorInterface $translator)
     {
         $this->apiKeyService = $apiKeyService;
         $this->translator = $translator;
-        parent::__construct(null);
+        parent::__construct();
     }
 
     public function configure()
     {
-        $this->setName('api-key:disable')
+        $this->setName(self::NAME)
              ->setDescription($this->translator->translate('Disables an API key.'))
              ->addArgument('apiKey', InputArgument::REQUIRED, $this->translator->translate('The API key to disable'));
     }
@@ -45,18 +41,13 @@ class DisableKeyCommand extends Command
     public function execute(InputInterface $input, OutputInterface $output)
     {
         $apiKey = $input->getArgument('apiKey');
+        $io = new SymfonyStyle($input, $output);
 
         try {
             $this->apiKeyService->disable($apiKey);
-            $output->writeln(sprintf(
+            $io->success(sprintf($this->translator->translate('API key "%s" properly disabled'), $apiKey));
-                $this->translator->translate('API key %s properly disabled'),
-                '<info>' . $apiKey . '</info>'
-            ));
         } catch (\InvalidArgumentException $e) {
-            $output->writeln(sprintf(
+            $io->error(sprintf($this->translator->translate('API key "%s" does not exist.'), $apiKey));
-                '<error>' . $this->translator->translate('API key "%s" does not exist.') . '</error>',
-                $apiKey
-            ));
         }
     }
 }

module/CLI/src/Command/Api/GenerateKeyCommand.php

@@ -1,17 +1,20 @@
 <?php
+declare(strict_types=1);
+
 namespace Shlinkio\Shlink\CLI\Command\Api;
 
-use Acelaya\ZsmAnnotatedServices\Annotation\Inject;
-use Shlinkio\Shlink\Rest\Service\ApiKeyService;
 use Shlinkio\Shlink\Rest\Service\ApiKeyServiceInterface;
 use Symfony\Component\Console\Command\Command;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
 use Zend\I18n\Translator\TranslatorInterface;
 
 class GenerateKeyCommand extends Command
 {
+    const NAME = 'api-key:generate';
+
     /**
      * @var ApiKeyServiceInterface
      */
@@ -21,23 +24,16 @@ class GenerateKeyCommand extends Command
      */
     private $translator;
 
-    /**
-     * GenerateKeyCommand constructor.
-     * @param ApiKeyServiceInterface|ApiKeyService $apiKeyService
-     * @param TranslatorInterface $translator
-     *
-     * @Inject({ApiKeyService::class, "translator"})
-     */
     public function __construct(ApiKeyServiceInterface $apiKeyService, TranslatorInterface $translator)
     {
         $this->apiKeyService = $apiKeyService;
         $this->translator = $translator;
-        parent::__construct(null);
+        parent::__construct();
     }
 
     public function configure()
     {
-        $this->setName('api-key:generate')
+        $this->setName(self::NAME)
              ->setDescription($this->translator->translate('Generates a new valid API key.'))
              ->addOption(
                  'expirationDate',
@@ -51,6 +47,9 @@ class GenerateKeyCommand extends Command
     {
         $expirationDate = $input->getOption('expirationDate');
         $apiKey = $this->apiKeyService->create(isset($expirationDate) ? new \DateTime($expirationDate) : null);
-        $output->writeln($this->translator->translate('Generated API key') . sprintf(': <info>%s</info>', $apiKey));
+
+        (new SymfonyStyle($input, $output))->success(
+            sprintf($this->translator->translate('Generated API key: "%s"'), $apiKey)
+        );
     }
 }

module/CLI/src/Command/Api/ListKeysCommand.php

@@ -1,19 +1,21 @@
 <?php
+declare(strict_types=1);
+
 namespace Shlinkio\Shlink\CLI\Command\Api;
 
-use Acelaya\ZsmAnnotatedServices\Annotation\Inject;
 use Shlinkio\Shlink\Rest\Entity\ApiKey;
-use Shlinkio\Shlink\Rest\Service\ApiKeyService;
 use Shlinkio\Shlink\Rest\Service\ApiKeyServiceInterface;
 use Symfony\Component\Console\Command\Command;
-use Symfony\Component\Console\Helper\Table;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
 use Zend\I18n\Translator\TranslatorInterface;
 
 class ListKeysCommand extends Command
 {
+    const NAME = 'api-key:list';
+
     /**
      * @var ApiKeyServiceInterface
      */
@@ -23,23 +25,16 @@ class ListKeysCommand extends Command
      */
     private $translator;
 
-    /**
-     * ListKeysCommand constructor.
-     * @param ApiKeyServiceInterface|ApiKeyService $apiKeyService
-     * @param TranslatorInterface $translator
-     *
-     * @Inject({ApiKeyService::class, "translator"})
-     */
     public function __construct(ApiKeyServiceInterface $apiKeyService, TranslatorInterface $translator)
     {
         $this->apiKeyService = $apiKeyService;
         $this->translator = $translator;
-        parent::__construct(null);
+        parent::__construct();
     }
 
     public function configure()
     {
-        $this->setName('api-key:list')
+        $this->setName(self::NAME)
              ->setDescription($this->translator->translate('Lists all the available API keys.'))
              ->addOption(
                  'enabledOnly',
@@ -51,78 +46,75 @@ class ListKeysCommand extends Command
 
     public function execute(InputInterface $input, OutputInterface $output)
     {
+        $io = new SymfonyStyle($input, $output);
         $enabledOnly = $input->getOption('enabledOnly');
         $list = $this->apiKeyService->listKeys($enabledOnly);
-
+        $rows = [];
-        $table = new Table($output);
-        if ($enabledOnly) {
-            $table->setHeaders([
-                $this->translator->translate('Key'),
-                $this->translator->translate('Expiration date'),
-            ]);
-        } else {
-            $table->setHeaders([
-                $this->translator->translate('Key'),
-                $this->translator->translate('Is enabled'),
-                $this->translator->translate('Expiration date'),
-            ]);
-        }
 
         /** @var ApiKey $row */
         foreach ($list as $row) {
             $key = $row->getKey();
             $expiration = $row->getExpirationDate();
-            $rowData = [];
+            $formatMethod = $this->determineFormatMethod($row);
-            $formatMethod = ! $row->isEnabled()
-                ? 'getErrorString'
-                : ($row->isExpired() ? 'getWarningString' : 'getSuccessString');
 
-            if ($enabledOnly) {
+            // Set columns for this row
-                $rowData[] = $this->{$formatMethod}($key);
+            $rowData = [$formatMethod($key)];
-            } else {
+            if (! $enabledOnly) {
-                $rowData[] = $this->{$formatMethod}($key);
+                $rowData[] = $formatMethod($this->getEnabledSymbol($row));
-                $rowData[] = $this->{$formatMethod}($this->getEnabledSymbol($row));
             }
+            $rowData[] = $expiration !== null ? $expiration->format(\DateTime::ATOM) : '-';
 
-            $rowData[] = isset($expiration) ? $expiration->format(\DateTime::ISO8601) : '-';
+            $rows[] = $rowData;
-            $table->addRow($rowData);
         }
 
-        $table->render();
+        $io->table(array_filter([
+            $this->translator->translate('Key'),
+            ! $enabledOnly ? $this->translator->translate('Is enabled') : null,
+            $this->translator->translate('Expiration date'),
+        ]), $rows);
+    }
+
+    private function determineFormatMethod(ApiKey $apiKey): callable
+    {
+        if (! $apiKey->isEnabled()) {
+            return [$this, 'getErrorString'];
+        }
+
+        return $apiKey->isExpired() ? [$this, 'getWarningString'] : [$this, 'getSuccessString'];
     }
 
     /**
-     * @param string $string
+     * @param string $value
      * @return string
      */
-    protected function getErrorString($string)
+    private function getErrorString(string $value): string
     {
-        return sprintf('<fg=red>%s</>', $string);
+        return sprintf('<fg=red>%s</>', $value);
     }
 
     /**
-     * @param string $string
+     * @param string $value
      * @return string
      */
-    protected function getSuccessString($string)
+    private function getSuccessString(string $value): string
     {
-        return sprintf('<info>%s</info>', $string);
+        return sprintf('<info>%s</info>', $value);
     }
 
     /**
-     * @param $string
+     * @param string $value
      * @return string
      */
-    protected function getWarningString($string)
+    private function getWarningString(string $value): string
     {
-        return sprintf('<comment>%s</comment>', $string);
+        return sprintf('<comment>%s</comment>', $value);
     }
 
     /**
      * @param ApiKey $apiKey
      * @return string
      */
-    protected function getEnabledSymbol(ApiKey $apiKey)
+    private function getEnabledSymbol(ApiKey $apiKey): string
     {
         return ! $apiKey->isEnabled() || $apiKey->isExpired() ? '---' : '+++';
     }

module/CLI/src/Command/Config/GenerateCharsetCommand.php

@@ -1,35 +1,33 @@
 <?php
+declare(strict_types=1);
+
 namespace Shlinkio\Shlink\CLI\Command\Config;
 
-use Acelaya\ZsmAnnotatedServices\Annotation\Inject;
 use Shlinkio\Shlink\Core\Service\UrlShortener;
 use Symfony\Component\Console\Command\Command;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
 use Zend\I18n\Translator\TranslatorInterface;
 
 class GenerateCharsetCommand extends Command
 {
+    const NAME = 'config:generate-charset';
+
     /**
      * @var TranslatorInterface
      */
     private $translator;
 
-    /**
-     * GenerateCharsetCommand constructor.
-     * @param TranslatorInterface $translator
-     *
-     * @Inject({"translator"})
-     */
     public function __construct(TranslatorInterface $translator)
     {
         $this->translator = $translator;
-        parent::__construct(null);
+        parent::__construct();
     }
 
     public function configure()
     {
-        $this->setName('config:generate-charset')
+        $this->setName(self::NAME)
              ->setDescription(sprintf($this->translator->translate(
                  'Generates a character set sample just by shuffling the default one, "%s". '
                  . 'Then it can be set in the SHORTCODE_CHARS environment variable'
@@ -39,6 +37,8 @@ class GenerateCharsetCommand extends Command
     public function execute(InputInterface $input, OutputInterface $output)
     {
         $charSet = str_shuffle(UrlShortener::DEFAULT_CHARS);
-        $output->writeln($this->translator->translate('Character set:') . sprintf(' <info>%s</info>', $charSet));
+        (new SymfonyStyle($input, $output))->success(
+            \sprintf($this->translator->translate('Character set: "%s"'), $charSet)
+        );
     }
 }

module/CLI/src/Command/Config/GenerateSecretCommand.php

@@ -1,37 +1,35 @@
 <?php
+declare(strict_types=1);
+
 namespace Shlinkio\Shlink\CLI\Command\Config;
 
-use Acelaya\ZsmAnnotatedServices\Annotation\Inject;
 use Shlinkio\Shlink\Common\Util\StringUtilsTrait;
 use Symfony\Component\Console\Command\Command;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
 use Zend\I18n\Translator\TranslatorInterface;
 
 class GenerateSecretCommand extends Command
 {
     use StringUtilsTrait;
 
+    const NAME = 'config:generate-secret';
+
     /**
      * @var TranslatorInterface
      */
     private $translator;
 
-    /**
-     * GenerateCharsetCommand constructor.
-     * @param TranslatorInterface $translator
-     *
-     * @Inject({"translator"})
-     */
     public function __construct(TranslatorInterface $translator)
     {
         $this->translator = $translator;
-        parent::__construct(null);
+        parent::__construct();
     }
 
     public function configure()
     {
-        $this->setName('config:generate-secret')
+        $this->setName(self::NAME)
              ->setDescription($this->translator->translate(
                  'Generates a random secret string that can be used for JWT token encryption'
              ));
@@ -40,6 +38,8 @@ class GenerateSecretCommand extends Command
     public function execute(InputInterface $input, OutputInterface $output)
     {
         $secret = $this->generateRandomString(32);
-        $output->writeln($this->translator->translate('Secret key:') . sprintf(' <info>%s</info>', $secret));
+        (new SymfonyStyle($input, $output))->success(
+            sprintf($this->translator->translate('Secret key: "%s"'), $secret)
+        );
     }
 }

module/CLI/src/Command/Install/InstallCommand.php

@@ -1,40 +1,33 @@
 <?php
+declare(strict_types=1);
+
 namespace Shlinkio\Shlink\CLI\Command\Install;
 
-use Shlinkio\Shlink\Common\Util\StringUtilsTrait;
+use Psr\Container\ContainerExceptionInterface;
-use Shlinkio\Shlink\Core\Service\UrlShortener;
+use Psr\Container\NotFoundExceptionInterface;
+use Shlinkio\Shlink\CLI\Install\ConfigCustomizerManagerInterface;
+use Shlinkio\Shlink\CLI\Install\Plugin;
+use Shlinkio\Shlink\CLI\Model\CustomizableAppConfig;
 use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Exception\InvalidArgumentException;
+use Symfony\Component\Console\Exception\LogicException;
+use Symfony\Component\Console\Exception\RuntimeException;
 use Symfony\Component\Console\Helper\ProcessHelper;
-use Symfony\Component\Console\Helper\QuestionHelper;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
-use Symfony\Component\Console\Question\ChoiceQuestion;
+use Symfony\Component\Console\Style\SymfonyStyle;
-use Symfony\Component\Console\Question\Question;
+use Symfony\Component\Filesystem\Exception\IOException;
+use Symfony\Component\Filesystem\Filesystem;
 use Zend\Config\Writer\WriterInterface;
 
 class InstallCommand extends Command
 {
-    use StringUtilsTrait;
+    const GENERATED_CONFIG_PATH = 'config/params/generated_config.php';
-
-    const DATABASE_DRIVERS = [
-        'MySQL' => 'pdo_mysql',
-        'PostgreSQL' => 'pdo_pgsql',
-        'SQLite' => 'pdo_sqlite',
-    ];
-    const SUPPORTED_LANGUAGES = ['en', 'es'];
 
     /**
-     * @var InputInterface
+     * @var SymfonyStyle
      */
-    private $input;
+    private $io;
-    /**
-     * @var OutputInterface
-     */
-    private $output;
-    /**
-     * @var QuestionHelper
-     */
-    private $questionHelper;
     /**
      * @var ProcessHelper
      */
@@ -43,280 +36,200 @@ class InstallCommand extends Command
      * @var WriterInterface
      */
     private $configWriter;
+    /**
+     * @var Filesystem
+     */
+    private $filesystem;
+    /**
+     * @var ConfigCustomizerManagerInterface
+     */
+    private $configCustomizers;
+    /**
+     * @var bool
+     */
+    private $isUpdate;
 
     /**
      * InstallCommand constructor.
      * @param WriterInterface $configWriter
-     * @param callable|null $databaseCreationLogic
+     * @param Filesystem $filesystem
+     * @param ConfigCustomizerManagerInterface $configCustomizers
+     * @param bool $isUpdate
+     * @throws LogicException
      */
-    public function __construct(WriterInterface $configWriter)
+    public function __construct(
-    {
+        WriterInterface $configWriter,
-        parent::__construct(null);
+        Filesystem $filesystem,
+        ConfigCustomizerManagerInterface $configCustomizers,
+        $isUpdate = false
+    ) {
+        parent::__construct();
         $this->configWriter = $configWriter;
+        $this->isUpdate = $isUpdate;
+        $this->filesystem = $filesystem;
+        $this->configCustomizers = $configCustomizers;
     }
 
     public function configure()
     {
-        $this->setName('shlink:install')
+        $this
-             ->setDescription('Installs Shlink');
+            ->setName('shlink:install')
+            ->setDescription('Installs or updates Shlink');
     }
 
+    /**
+     * @param InputInterface $input
+     * @param OutputInterface $output
+     * @return void
+     * @throws ContainerExceptionInterface
+     * @throws NotFoundExceptionInterface
+     */
     public function execute(InputInterface $input, OutputInterface $output)
     {
-        $this->input = $input;
+        $this->io = new SymfonyStyle($input, $output);
-        $this->output = $output;
-        $this->questionHelper = $this->getHelper('question');
-        $this->processHelper = $this->getHelper('process');
-        $params = [];
 
-        $output->writeln([
+        $this->io->writeln([
             '<info>Welcome to Shlink!!</info>',
-            'This process will guide you through the installation.',
+            'This will guide you through the installation process.',
         ]);
 
         // Check if a cached config file exists and drop it if so
-        if (file_exists('data/cache/app_config.php')) {
+        if ($this->filesystem->exists('data/cache/app_config.php')) {
-            $output->write('Deleting old cached config...');
+            $this->io->write('Deleting old cached config...');
-            if (unlink('data/cache/app_config.php')) {
+            try {
-                $output->writeln(' <info>Success</info>');
+                $this->filesystem->remove('data/cache/app_config.php');
-            } else {
+                $this->io->writeln(' <info>Success</info>');
-                $output->writeln(
+            } catch (IOException $e) {
-                    ' <error>Failed!</error> You will have to manually delete the data/cache/app_config.php file to get'
+                $this->io->error(
-                    . ' new config applied.'
+                    'Failed! You will have to manually delete the data/cache/app_config.php file to'
+                    . ' get new config applied.'
                 );
+                if ($this->io->isVerbose()) {
+                    $this->getApplication()->renderException($e, $output);
+                }
+                return;
             }
         }
 
+        // If running update command, ask the user to import previous config
+        $config = $this->isUpdate ? $this->importConfig() : new CustomizableAppConfig();
+
         // Ask for custom config params
-        $params['DATABASE'] = $this->askDatabase();
+        foreach ([
-        $params['URL_SHORTENER'] = $this->askUrlShortener();
+            Plugin\DatabaseConfigCustomizer::class,
-        $params['LANGUAGE'] = $this->askLanguage();
+            Plugin\UrlShortenerConfigCustomizer::class,
-        $params['APP'] = $this->askApplication();
+            Plugin\LanguageConfigCustomizer::class,
+            Plugin\ApplicationConfigCustomizer::class,
+        ] as $pluginName) {
+            /** @var Plugin\ConfigCustomizerInterface $configCustomizer */
+            $configCustomizer = $this->configCustomizers->get($pluginName);
+            $configCustomizer->process($this->io, $config);
+        }
 
         // Generate config params files
-        $config = $this->buildAppConfig($params);
+        $this->configWriter->toFile(self::GENERATED_CONFIG_PATH, $config->getArrayCopy(), false);
-        $this->configWriter->toFile('config/params/generated_config.php', $config, false);
+        $this->io->writeln(['<info>Custom configuration properly generated!</info>', '']);
-        $output->writeln(['<info>Custom configuration properly generated!</info>', '']);
 
-        // Generate database
+        // If current command is not update, generate database
-        if (! $this->createDatabase()) {
+        if (!  $this->isUpdate) {
-            return;
+            $this->io->write('Initializing database...');
+            if (! $this->runCommand(
+                'php vendor/bin/doctrine orm:schema-tool:create',
+                'Error generating database.',
+                $output
+            )) {
+                return;
+            }
         }
 
         // Run database migrations
-        $output->writeln('Updating database...');
+        $this->io->write('Updating database...');
-        if (! $this->runCommand('php vendor/bin/doctrine-migrations migrations:migrate', 'Error updating database.')) {
+        if (! $this->runCommand(
+            'php vendor/bin/doctrine-migrations migrations:migrate',
+            'Error updating database.',
+            $output
+        )) {
             return;
         }
 
         // Generate proxies
-        $output->writeln('Generating proxies...');
+        $this->io->write('Generating proxies...');
-        if (! $this->runCommand('php vendor/bin/doctrine.php orm:generate-proxies', 'Error generating proxies.')) {
+        if (! $this->runCommand(
+            'php vendor/bin/doctrine orm:generate-proxies',
+            'Error generating proxies.',
+            $output
+        )) {
             return;
         }
-    }
 
-    protected function askDatabase()
+        $this->io->success('Installation complete!');
-    {
-        $params = [];
-        $this->printTitle('DATABASE');
-
-        // Select database type
-        $databases = array_keys(self::DATABASE_DRIVERS);
-        $dbType = $this->questionHelper->ask($this->input, $this->output, new ChoiceQuestion(
-            '<question>Select database type (defaults to ' . $databases[0] . '):</question>',
-            $databases,
-            0
-        ));
-        $params['DRIVER'] = self::DATABASE_DRIVERS[$dbType];
-
-        // Ask for connection params if database is not SQLite
-        if ($params['DRIVER'] !== self::DATABASE_DRIVERS['SQLite']) {
-            $params['NAME'] = $this->ask('Database name', 'shlink');
-            $params['USER'] = $this->ask('Database username');
-            $params['PASSWORD'] = $this->ask('Database password');
-            $params['HOST'] = $this->ask('Database host', 'localhost');
-            $params['PORT'] = $this->ask('Database port', $this->getDefaultDbPort($params['DRIVER']));
-        }
-
-        return $params;
-    }
-
-    protected function getDefaultDbPort($driver)
-    {
-        return $driver === 'pdo_mysql' ? '3306' : '5432';
-    }
-
-    protected function askUrlShortener()
-    {
-        $this->printTitle('URL SHORTENER');
-
-        // Ask for URL shortener params
-        return [
-            'SCHEMA' => $this->questionHelper->ask($this->input, $this->output, new ChoiceQuestion(
-                '<question>Select schema for generated short URLs (defaults to http):</question>',
-                ['http', 'https'],
-                0
-            )),
-            'HOSTNAME' => $this->ask('Hostname for generated URLs'),
-            'CHARS' => $this->ask(
-                'Character set for generated short codes (leave empty to autogenerate one)',
-                null,
-                true
-            ) ?: str_shuffle(UrlShortener::DEFAULT_CHARS)
-        ];
-    }
-
-    protected function askLanguage()
-    {
-        $this->printTitle('LANGUAGE');
-
-        return [
-            'DEFAULT' => $this->questionHelper->ask($this->input, $this->output, new ChoiceQuestion(
-                '<question>Select default language for the application in general (defaults to '
-                . self::SUPPORTED_LANGUAGES[0] . '):</question>',
-                self::SUPPORTED_LANGUAGES,
-                0
-            )),
-            'CLI' => $this->questionHelper->ask($this->input, $this->output, new ChoiceQuestion(
-                '<question>Select default language for CLI executions (defaults to '
-                . self::SUPPORTED_LANGUAGES[0] . '):</question>',
-                self::SUPPORTED_LANGUAGES,
-                0
-            )),
-        ];
-    }
-
-    protected function askApplication()
-    {
-        $this->printTitle('APPLICATION');
-
-        return [
-            'SECRET' => $this->ask(
-                'Define a secret string that will be used to sign API tokens (leave empty to autogenerate one)',
-                null,
-                true
-            ) ?: $this->generateRandomString(32),
-        ];
     }
 
     /**
-     * @param string $text
+     * @return CustomizableAppConfig
+     * @throws RuntimeException
      */
-    protected function printTitle($text)
+    private function importConfig(): CustomizableAppConfig
     {
-        $text = trim($text);
+        $config = new CustomizableAppConfig();
-        $length = strlen($text) + 4;
-        $header = str_repeat('*', $length);
 
-        $this->output->writeln([
+        // Ask the user if he/she wants to import an older configuration
-            '',
+        $importConfig = $this->io->confirm('Do you want to import configuration from previous installation?');
-            '<info>' . $header . '</info>',
+        if (! $importConfig) {
-            '<info>* ' . strtoupper($text) . ' *</info>',
+            return $config;
-            '<info>' . $header . '</info>',
-        ]);
-    }
-
-    /**
-     * @param string $text
-     * @param string|null $default
-     * @param bool $allowEmpty
-     * @return string
-     */
-    protected function ask($text, $default = null, $allowEmpty = false)
-    {
-        if (isset($default)) {
-            $text .= ' (defaults to ' . $default . ')';
         }
+
+        // Ask the user for the older shlink path
+        $keepAsking = true;
         do {
-            $value = $this->questionHelper->ask($this->input, $this->output, new Question(
+            $config->setImportedInstallationPath($this->io->ask(
-                '<question>' . $text . ':</question> ',
+                'Previous shlink installation path from which to import config'
-                $default
             ));
-            if (empty($value) && ! $allowEmpty) {
+            $configFile = $config->getImportedInstallationPath() . '/' . self::GENERATED_CONFIG_PATH;
-                $this->output->writeln('<error>Value can\'t be empty</error>');
+            $configExists = $this->filesystem->exists($configFile);
+
+            if (! $configExists) {
+                $keepAsking = $this->io->confirm(
+                    'Provided path does not seem to be a valid shlink root path. Do you want to try another path?'
+                );
             }
-        } while (empty($value) && empty($default) && ! $allowEmpty);
+        } while (! $configExists && $keepAsking);
 
-        return $value;
+        // If after some retries the user has chosen not to test another path, return
-    }
+        if (! $configExists) {
-
+            return $config;
-    /**
-     * @param array $params
-     * @return array
-     */
-    protected function buildAppConfig(array $params)
-    {
-        // Build simple config
-        $config = [
-            'app_options' => [
-                'secret_key' => $params['APP']['SECRET'],
-            ],
-            'entity_manager' => [
-                'connection' => [
-                    'driver' => $params['DATABASE']['DRIVER'],
-                ],
-            ],
-            'translator' => [
-                'locale' => $params['LANGUAGE']['DEFAULT'],
-            ],
-            'cli' => [
-                'locale' => $params['LANGUAGE']['CLI'],
-            ],
-            'url_shortener' => [
-                'domain' => [
-                    'schema' => $params['URL_SHORTENER']['SCHEMA'],
-                    'hostname' => $params['URL_SHORTENER']['HOSTNAME'],
-                ],
-                'shortcode_chars' => $params['URL_SHORTENER']['CHARS'],
-            ],
-        ];
-
-        // Build dynamic database config
-        if ($params['DATABASE']['DRIVER'] === 'pdo_sqlite') {
-            $config['entity_manager']['connection']['path'] = 'data/database.sqlite';
-        } else {
-            $config['entity_manager']['connection']['user'] = $params['DATABASE']['USER'];
-            $config['entity_manager']['connection']['password'] = $params['DATABASE']['PASSWORD'];
-            $config['entity_manager']['connection']['dbname'] = $params['DATABASE']['NAME'];
-            $config['entity_manager']['connection']['host'] = $params['DATABASE']['HOST'];
-            $config['entity_manager']['connection']['port'] = $params['DATABASE']['PORT'];
-
-            if ($params['DATABASE']['DRIVER'] === 'pdo_mysql') {
-                $config['entity_manager']['connection']['driverOptions'] = [
-                    \PDO::MYSQL_ATTR_INIT_COMMAND => 'SET NAMES utf8',
-                ];
-            }
         }
 
+        // Read the config file
+        $config->exchangeArray(include $configFile);
         return $config;
     }
 
-    protected function createDatabase()
-    {
-        $this->output->writeln('Initializing database...');
-        return $this->runCommand('php vendor/bin/doctrine.php orm:schema-tool:create', 'Error generating database.');
-    }
-
     /**
      * @param string $command
      * @param string $errorMessage
+     * @param OutputInterface $output
      * @return bool
+     * @throws LogicException
+     * @throws InvalidArgumentException
      */
-    protected function runCommand($command, $errorMessage)
+    private function runCommand($command, $errorMessage, OutputInterface $output): bool
     {
-        $process = $this->processHelper->run($this->output, $command);
+        if ($this->processHelper === null) {
+            $this->processHelper = $this->getHelper('process');
+        }
+
+        $process = $this->processHelper->run($output, $command);
         if ($process->isSuccessful()) {
-            $this->output->writeln('    <info>Success!</info>');
+            $this->io->writeln(' <info>Success!</info>');
             return true;
-        } else {
+        }
-            if ($this->output->isVerbose()) {
+
-                return false;
+        if ($this->io->isVerbose()) {
-            }
-            $this->output->writeln(
-                '    <error>' . $errorMessage . '</error>  Run this command with -vvv to see specific error info.'
-            );
             return false;
         }
+
+        $this->io->error($errorMessage . '  Run this command with -vvv to see specific error info.');
+        return false;
     }
 }

module/CLI/src/Command/Install/UpdateCommand.php

@@ -1,12 +0,0 @@
-<?php
-namespace Shlinkio\Shlink\CLI\Command\Install;
-
-use Zend\Config\Writer\WriterInterface;
-
-class UpdateCommand extends InstallCommand
-{
-    public function createDatabase()
-    {
-        return true;
-    }
-}

module/CLI/src/Command/Shortcode/GeneratePreviewCommand.php

@@ -1,19 +1,21 @@
 <?php
+declare(strict_types=1);
+
 namespace Shlinkio\Shlink\CLI\Command\Shortcode;
 
-use Acelaya\ZsmAnnotatedServices\Annotation\Inject;
 use Shlinkio\Shlink\Common\Exception\PreviewGenerationException;
-use Shlinkio\Shlink\Common\Service\PreviewGenerator;
 use Shlinkio\Shlink\Common\Service\PreviewGeneratorInterface;
-use Shlinkio\Shlink\Core\Service\ShortUrlService;
 use Shlinkio\Shlink\Core\Service\ShortUrlServiceInterface;
 use Symfony\Component\Console\Command\Command;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
 use Zend\I18n\Translator\TranslatorInterface;
 
 class GeneratePreviewCommand extends Command
 {
+    const NAME = 'shortcode:process-previews';
+
     /**
      * @var PreviewGeneratorInterface
      */
@@ -27,14 +29,6 @@ class GeneratePreviewCommand extends Command
      */
     private $shortUrlService;
 
-    /**
-     * GeneratePreviewCommand constructor.
-     * @param ShortUrlServiceInterface $shortUrlService
-     * @param PreviewGeneratorInterface $previewGenerator
-     * @param TranslatorInterface $translator
-     *
-     * @Inject({ShortUrlService::class, PreviewGenerator::class, "translator"})
-     */
     public function __construct(
         ShortUrlServiceInterface $shortUrlService,
         PreviewGeneratorInterface $previewGenerator,
@@ -48,7 +42,7 @@ class GeneratePreviewCommand extends Command
 
     public function configure()
     {
-        $this->setName('shortcode:process-previews')
+        $this->setName(self::NAME)
              ->setDescription(
                  $this->translator->translate(
                      'Processes and generates the previews for every URL, improving performance for later web requests.'
@@ -68,22 +62,20 @@ class GeneratePreviewCommand extends Command
             }
         } while ($page <= $shortUrls->count());
 
-        $output->writeln('<info>' . $this->translator->translate('Finished processing all URLs') . '</info>');
+        (new SymfonyStyle($input, $output))->success($this->translator->translate('Finished processing all URLs'));
     }
 
     protected function processUrl($url, OutputInterface $output)
     {
         try {
-            $output->write(sprintf($this->translator->translate('Processing URL %s...'), $url));
+            $output->write(\sprintf($this->translator->translate('Processing URL %s...'), $url));
             $this->previewGenerator->generatePreview($url);
             $output->writeln($this->translator->translate(' <info>Success!</info>'));
         } catch (PreviewGenerationException $e) {
-            $messages = [' <error>' . $this->translator->translate('Error') . '</error>'];
+            $output->writeln(' <error>' . $this->translator->translate('Error') . '</error>');
             if ($output->isVerbose()) {
-                $messages[] = '<error>' . $e->__toString() . '</error>';
+                $this->getApplication()->renderException($e, $output);
             }
-
-            $output->writeln($messages);
         }
     }
 }

module/CLI/src/Command/Shortcode/GenerateShortcodeCommand.php

@@ -1,22 +1,24 @@
 <?php
+declare(strict_types=1);
+
 namespace Shlinkio\Shlink\CLI\Command\Shortcode;
 
-use Acelaya\ZsmAnnotatedServices\Annotation\Inject;
 use Shlinkio\Shlink\Core\Exception\InvalidUrlException;
-use Shlinkio\Shlink\Core\Service\UrlShortener;
+use Shlinkio\Shlink\Core\Exception\NonUniqueSlugException;
 use Shlinkio\Shlink\Core\Service\UrlShortenerInterface;
 use Symfony\Component\Console\Command\Command;
-use Symfony\Component\Console\Helper\QuestionHelper;
 use Symfony\Component\Console\Input\InputArgument;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Output\OutputInterface;
-use Symfony\Component\Console\Question\Question;
+use Symfony\Component\Console\Style\SymfonyStyle;
 use Zend\Diactoros\Uri;
 use Zend\I18n\Translator\TranslatorInterface;
 
 class GenerateShortcodeCommand extends Command
 {
+    const NAME = 'shortcode:generate';
+
     /**
      * @var UrlShortenerInterface
      */
@@ -30,14 +32,6 @@ class GenerateShortcodeCommand extends Command
      */
     private $translator;
 
-    /**
-     * GenerateShortcodeCommand constructor.
-     * @param UrlShortenerInterface $urlShortener
-     * @param TranslatorInterface $translator
-     * @param array $domainConfig
-     *
-     * @Inject({UrlShortener::class, "translator", "config.url_shortener.domain"})
-     */
     public function __construct(
         UrlShortenerInterface $urlShortener,
         TranslatorInterface $translator,
@@ -51,7 +45,7 @@ class GenerateShortcodeCommand extends Command
 
     public function configure()
     {
-        $this->setName('shortcode:generate')
+        $this->setName(self::NAME)
              ->setDescription(
                  $this->translator->translate('Generates a short code for provided URL and returns the short URL')
              )
@@ -59,26 +53,36 @@ class GenerateShortcodeCommand extends Command
              ->addOption(
                  'tags',
                  't',
-                 InputOption::VALUE_IS_ARRAY | InputOption::VALUE_OPTIONAL,
+                 InputOption::VALUE_IS_ARRAY | InputOption::VALUE_REQUIRED,
                  $this->translator->translate('Tags to apply to the new short URL')
-             );
+             )
+             ->addOption('validSince', 's', InputOption::VALUE_REQUIRED, $this->translator->translate(
+                 'The date from which this short URL will be valid. '
+                 . 'If someone tries to access it before this date, it will not be found.'
+             ))
+             ->addOption('validUntil', 'u', InputOption::VALUE_REQUIRED, $this->translator->translate(
+                 'The date until which this short URL will be valid. '
+                 . 'If someone tries to access it after this date, it will not be found.'
+             ))
+             ->addOption('customSlug', 'c', InputOption::VALUE_REQUIRED, $this->translator->translate(
+                 'If provided, this slug will be used instead of generating a short code'
+             ))
+             ->addOption('maxVisits', 'm', InputOption::VALUE_REQUIRED, $this->translator->translate(
+                 'This will limit the number of visits for this short URL.'
+             ));
     }
 
     public function interact(InputInterface $input, OutputInterface $output)
     {
+        $io = new SymfonyStyle($input, $output);
         $longUrl = $input->getArgument('longUrl');
         if (! empty($longUrl)) {
             return;
         }
 
-        /** @var QuestionHelper $helper */
+        $longUrl = $io->ask(
-        $helper = $this->getHelper('question');
+            $this->translator->translate('A long URL was not provided. Which URL do you want to be shortened?')
-        $question = new Question(sprintf(
+        );
-            '<question>%s</question> ',
-            $this->translator->translate('A long URL was not provided. Which URL do you want to shorten?:')
-        ));
-
-        $longUrl = $helper->ask($input, $output, $question);
         if (! empty($longUrl)) {
             $input->setArgument('longUrl', $longUrl);
         }
@@ -86,37 +90,58 @@ class GenerateShortcodeCommand extends Command
 
     public function execute(InputInterface $input, OutputInterface $output)
     {
+        $io = new SymfonyStyle($input, $output);
         $longUrl = $input->getArgument('longUrl');
+        if (empty($longUrl)) {
+            $io->error($this->translator->translate('A URL was not provided!'));
+            return;
+        }
+
         $tags = $input->getOption('tags');
         $processedTags = [];
         foreach ($tags as $key => $tag) {
-            $explodedTags = explode(',', $tag);
+            $explodedTags = \explode(',', $tag);
-            $processedTags = array_merge($processedTags, $explodedTags);
+            $processedTags = \array_merge($processedTags, $explodedTags);
         }
         $tags = $processedTags;
+        $customSlug = $input->getOption('customSlug');
+        $maxVisits = $input->getOption('maxVisits');
 
         try {
-            if (! isset($longUrl)) {
+            $shortCode = $this->urlShortener->urlToShortCode(
-                $output->writeln(sprintf('<error>%s</error>', $this->translator->translate('A URL was not provided!')));
+                new Uri($longUrl),
-                return;
+                $tags,
-            }
+                $this->getOptionalDate($input, 'validSince'),
-
+                $this->getOptionalDate($input, 'validUntil'),
-            $shortCode = $this->urlShortener->urlToShortCode(new Uri($longUrl), $tags);
+                $customSlug,
+                $maxVisits !== null ? (int) $maxVisits : null
+            );
             $shortUrl = (new Uri())->withPath($shortCode)
                                    ->withScheme($this->domainConfig['schema'])
                                    ->withHost($this->domainConfig['hostname']);
 
-            $output->writeln([
+            $io->writeln([
-                sprintf('%s <info>%s</info>', $this->translator->translate('Processed URL:'), $longUrl),
+                \sprintf('%s <info>%s</info>', $this->translator->translate('Processed long URL:'), $longUrl),
-                sprintf('%s <info>%s</info>', $this->translator->translate('Generated URL:'), $shortUrl),
+                \sprintf('%s <info>%s</info>', $this->translator->translate('Generated short URL:'), $shortUrl),
             ]);
         } catch (InvalidUrlException $e) {
-            $output->writeln(sprintf(
+            $io->error(\sprintf(
-                '<error>' . $this->translator->translate(
+                $this->translator->translate('Provided URL "%s" is invalid. Try with a different one.'),
-                    'Provided URL "%s" is invalid. Try with a different one.'
-                ) . '</error>',
                 $longUrl
             ));
+        } catch (NonUniqueSlugException $e) {
+            $io->error(\sprintf(
+                $this->translator->translate(
+                    'Provided slug "%s" is already in use by another URL. Try with a different one.'
+                ),
+                $customSlug
+            ));
         }
     }
+
+    private function getOptionalDate(InputInterface $input, string $fieldName)
+    {
+        $since = $input->getOption($fieldName);
+        return $since !== null ? new \DateTime($since) : null;
+    }
 }

module/CLI/src/Command/Shortcode/GetVisitsCommand.php

@@ -1,22 +1,22 @@
 <?php
+declare(strict_types=1);
+
 namespace Shlinkio\Shlink\CLI\Command\Shortcode;
 
-use Acelaya\ZsmAnnotatedServices\Annotation\Inject;
 use Shlinkio\Shlink\Common\Util\DateRange;
-use Shlinkio\Shlink\Core\Service\VisitsTracker;
 use Shlinkio\Shlink\Core\Service\VisitsTrackerInterface;
 use Symfony\Component\Console\Command\Command;
-use Symfony\Component\Console\Helper\QuestionHelper;
-use Symfony\Component\Console\Helper\Table;
 use Symfony\Component\Console\Input\InputArgument;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Output\OutputInterface;
-use Symfony\Component\Console\Question\Question;
+use Symfony\Component\Console\Style\SymfonyStyle;
 use Zend\I18n\Translator\TranslatorInterface;
 
 class GetVisitsCommand extends Command
 {
+    const NAME = 'shortcode:visits';
+
     /**
      * @var VisitsTrackerInterface
      */
@@ -26,23 +26,16 @@ class GetVisitsCommand extends Command
      */
     private $translator;
 
-    /**
-     * GetVisitsCommand constructor.
-     * @param VisitsTrackerInterface $visitsTracker
-     * @param TranslatorInterface $translator
-     *
-     * @Inject({VisitsTracker::class, "translator"})
-     */
     public function __construct(VisitsTrackerInterface $visitsTracker, TranslatorInterface $translator)
     {
         $this->visitsTracker = $visitsTracker;
         $this->translator = $translator;
-        parent::__construct(null);
+        parent::__construct();
     }
 
     public function configure()
     {
-        $this->setName('shortcode:visits')
+        $this->setName(self::NAME)
             ->setDescription(
                 $this->translator->translate('Returns the detailed visits information for provided short code')
             )
@@ -72,14 +65,10 @@ class GetVisitsCommand extends Command
             return;
         }
 
-        /** @var QuestionHelper $helper */
+        $io = new SymfonyStyle($input, $output);
-        $helper = $this->getHelper('question');
+        $shortCode = $io->ask(
-        $question = new Question(sprintf(
+            $this->translator->translate('A short code was not provided. Which short code do you want to use?')
-            '<question>%s</question> ',
+        );
-            $this->translator->translate('A short code was not provided. Which short code do you want to use?:')
-        ));
-
-        $shortCode = $helper->ask($input, $output, $question);
         if (! empty($shortCode)) {
             $input->setArgument('shortCode', $shortCode);
         }
@@ -87,33 +76,32 @@ class GetVisitsCommand extends Command
 
     public function execute(InputInterface $input, OutputInterface $output)
     {
+        $io = new SymfonyStyle($input, $output);
         $shortCode = $input->getArgument('shortCode');
         $startDate = $this->getDateOption($input, 'startDate');
         $endDate = $this->getDateOption($input, 'endDate');
 
         $visits = $this->visitsTracker->info($shortCode, new DateRange($startDate, $endDate));
-        $table = new Table($output);
+        $rows = [];
-        $table->setHeaders([
-            $this->translator->translate('Referer'),
-            $this->translator->translate('Date'),
-            $this->translator->translate('Remote Address'),
-            $this->translator->translate('User agent'),
-        ]);
-
         foreach ($visits as $row) {
             $rowData = $row->jsonSerialize();
             // Unset location info
             unset($rowData['visitLocation']);
 
-            $table->addRow(array_values($rowData));
+            $rows[] = \array_values($rowData);
         }
-        $table->render();
+        $io->table([
+            $this->translator->translate('Referer'),
+            $this->translator->translate('Date'),
+            $this->translator->translate('Remote Address'),
+            $this->translator->translate('User agent'),
+        ], $rows);
     }
 
     protected function getDateOption(InputInterface $input, $key)
     {
         $value = $input->getOption($key);
-        if (isset($value)) {
+        if (! empty($value)) {
             $value = new \DateTime($value);
         }
 

module/CLI/src/Command/Shortcode/ListShortcodesCommand.php

@@ -1,24 +1,24 @@
 <?php
+declare(strict_types=1);
+
 namespace Shlinkio\Shlink\CLI\Command\Shortcode;
 
-use Acelaya\ZsmAnnotatedServices\Annotation\Inject;
 use Shlinkio\Shlink\Common\Paginator\Adapter\PaginableRepositoryAdapter;
 use Shlinkio\Shlink\Common\Paginator\Util\PaginatorUtilsTrait;
-use Shlinkio\Shlink\Core\Service\ShortUrlService;
 use Shlinkio\Shlink\Core\Service\ShortUrlServiceInterface;
 use Symfony\Component\Console\Command\Command;
-use Symfony\Component\Console\Helper\QuestionHelper;
-use Symfony\Component\Console\Helper\Table;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Output\OutputInterface;
-use Symfony\Component\Console\Question\ConfirmationQuestion;
+use Symfony\Component\Console\Style\SymfonyStyle;
 use Zend\I18n\Translator\TranslatorInterface;
 
 class ListShortcodesCommand extends Command
 {
     use PaginatorUtilsTrait;
 
+    const NAME = 'shortcode:list';
+
     /**
      * @var ShortUrlServiceInterface
      */
@@ -28,23 +28,16 @@ class ListShortcodesCommand extends Command
      */
     private $translator;
 
-    /**
-     * ListShortcodesCommand constructor.
-     * @param ShortUrlServiceInterface $shortUrlService
-     * @param TranslatorInterface $translator
-     *
-     * @Inject({ShortUrlService::class, "translator"})
-     */
     public function __construct(ShortUrlServiceInterface $shortUrlService, TranslatorInterface $translator)
     {
         $this->shortUrlService = $shortUrlService;
         $this->translator = $translator;
-        parent::__construct(null);
+        parent::__construct();
     }
 
     public function configure()
     {
-        $this->setName('shortcode:list')
+        $this->setName(self::NAME)
              ->setDescription($this->translator->translate('List all short URLs'))
              ->addOption(
                  'page',
@@ -88,20 +81,16 @@ class ListShortcodesCommand extends Command
 
     public function execute(InputInterface $input, OutputInterface $output)
     {
-        $page = intval($input->getOption('page'));
+        $io = new SymfonyStyle($input, $output);
+        $page = (int) $input->getOption('page');
         $searchTerm = $input->getOption('searchTerm');
         $tags = $input->getOption('tags');
-        $tags = ! empty($tags) ? explode(',', $tags) : [];
+        $tags = ! empty($tags) ? \explode(',', $tags) : [];
         $showTags = $input->getOption('showTags');
-        $orderBy = $input->getOption('orderBy');
-
-        /** @var QuestionHelper $helper */
-        $helper = $this->getHelper('question');
 
         do {
             $result = $this->shortUrlService->listShortUrls($page, $searchTerm, $tags, $this->processOrderBy($input));
             $page++;
-            $table = new Table($output);
 
             $headers = [
                 $this->translator->translate('Short code'),
@@ -112,8 +101,8 @@ class ListShortcodesCommand extends Command
             if ($showTags) {
                 $headers[] = $this->translator->translate('Tags');
             }
-            $table->setHeaders($headers);
 
+            $rows = [];
             foreach ($result as $row) {
                 $shortUrl = $row->jsonSerialize();
                 if ($showTags) {
@@ -126,27 +115,23 @@ class ListShortcodesCommand extends Command
                     unset($shortUrl['tags']);
                 }
 
-                $table->addRow(array_values($shortUrl));
+                $rows[] = \array_values($shortUrl);
             }
-            $table->render();
+            $io->table($headers, $rows);
 
             if ($this->isLastPage($result)) {
                 $continue = false;
-                $output->writeln(
+                $io->success($this->translator->translate('Short codes properly listed'));
-                    sprintf('<info>%s</info>', $this->translator->translate('You have reached last page'))
-                );
             } else {
-                $continue = $helper->ask($input, $output, new ConfirmationQuestion(
+                $continue = $io->confirm(
-                    sprintf('<question>' . $this->translator->translate(
+                    \sprintf($this->translator->translate('Continue with page') . ' <options=bold>%s</>?', $page),
-                        'Continue with page'
-                    ) . ' <bg=cyan;options=bold>%s</>? (y/N)</question> ', $page),
                     false
-                ));
+                );
             }
         } while ($continue);
     }
 
-    protected function processOrderBy(InputInterface $input)
+    private function processOrderBy(InputInterface $input)
     {
         $orderBy = $input->getOption('orderBy');
         if (empty($orderBy)) {

module/CLI/src/Command/Shortcode/ResolveUrlCommand.php

@@ -1,20 +1,22 @@
 <?php
+declare(strict_types=1);
+
 namespace Shlinkio\Shlink\CLI\Command\Shortcode;
 
-use Acelaya\ZsmAnnotatedServices\Annotation\Inject;
+use Shlinkio\Shlink\Core\Exception\EntityDoesNotExistException;
 use Shlinkio\Shlink\Core\Exception\InvalidShortCodeException;
-use Shlinkio\Shlink\Core\Service\UrlShortener;
 use Shlinkio\Shlink\Core\Service\UrlShortenerInterface;
 use Symfony\Component\Console\Command\Command;
-use Symfony\Component\Console\Helper\QuestionHelper;
 use Symfony\Component\Console\Input\InputArgument;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
-use Symfony\Component\Console\Question\Question;
+use Symfony\Component\Console\Style\SymfonyStyle;
 use Zend\I18n\Translator\TranslatorInterface;
 
 class ResolveUrlCommand extends Command
 {
+    const NAME = 'shortcode:parse';
+
     /**
      * @var UrlShortenerInterface
      */
@@ -24,13 +26,6 @@ class ResolveUrlCommand extends Command
      */
     private $translator;
 
-    /**
-     * ResolveUrlCommand constructor.
-     * @param UrlShortenerInterface $urlShortener
-     * @param TranslatorInterface $translator
-     *
-     * @Inject({UrlShortener::class, "translator"})
-     */
     public function __construct(UrlShortenerInterface $urlShortener, TranslatorInterface $translator)
     {
         $this->urlShortener = $urlShortener;
@@ -40,7 +35,7 @@ class ResolveUrlCommand extends Command
 
     public function configure()
     {
-        $this->setName('shortcode:parse')
+        $this->setName(self::NAME)
              ->setDescription($this->translator->translate('Returns the long URL behind a short code'))
              ->addArgument(
                  'shortCode',
@@ -56,14 +51,10 @@ class ResolveUrlCommand extends Command
             return;
         }
 
-        /** @var QuestionHelper $helper */
+        $io = new SymfonyStyle($input, $output);
-        $helper = $this->getHelper('question');
+        $shortCode = $io->ask(
-        $question = new Question(sprintf(
+            $this->translator->translate('A short code was not provided. Which short code do you want to parse?')
-            '<question>%s</question> ',
+        );
-            $this->translator->translate('A short code was not provided. Which short code do you want to parse?:')
-        ));
-
-        $shortCode = $helper->ask($input, $output, $question);
         if (! empty($shortCode)) {
             $input->setArgument('shortCode', $shortCode);
         }
@@ -71,23 +62,20 @@ class ResolveUrlCommand extends Command
 
     public function execute(InputInterface $input, OutputInterface $output)
     {
+        $io = new SymfonyStyle($input, $output);
         $shortCode = $input->getArgument('shortCode');
 
         try {
             $longUrl = $this->urlShortener->shortCodeToUrl($shortCode);
-            if (! isset($longUrl)) {
+            $output->writeln(\sprintf('%s <info>%s</info>', $this->translator->translate('Long URL:'), $longUrl));
-                $output->writeln(sprintf(
-                    '<error>' . $this->translator->translate('No URL found for short code "%s"') . '</error>',
-                    $shortCode
-                ));
-                return;
-            }
-
-            $output->writeln(sprintf('%s <info>%s</info>', $this->translator->translate('Long URL:'), $longUrl));
         } catch (InvalidShortCodeException $e) {
-            $output->writeln(sprintf('<error>' . $this->translator->translate(
+            $io->error(
-                'Provided short code "%s" has an invalid format.'
+                \sprintf($this->translator->translate('Provided short code "%s" has an invalid format.'), $shortCode)
-            ) . '</error>', $shortCode));
+            );
+        } catch (EntityDoesNotExistException $e) {
+            $io->error(
+                \sprintf($this->translator->translate('Provided short code "%s" could not be found.'), $shortCode)
+            );
         }
     }
 }

module/CLI/src/Command/Tag/CreateTagCommand.php

@@ -0,0 +1,60 @@
+<?php
+declare(strict_types=1);
+
+namespace Shlinkio\Shlink\CLI\Command\Tag;
+
+use Shlinkio\Shlink\Core\Service\Tag\TagServiceInterface;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Input\InputOption;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
+use Zend\I18n\Translator\TranslatorInterface;
+
+class CreateTagCommand extends Command
+{
+    const NAME = 'tag:create';
+
+    /**
+     * @var TagServiceInterface
+     */
+    private $tagService;
+    /**
+     * @var TranslatorInterface
+     */
+    private $translator;
+
+    public function __construct(TagServiceInterface $tagService, TranslatorInterface $translator)
+    {
+        $this->tagService = $tagService;
+        $this->translator = $translator;
+        parent::__construct();
+    }
+
+    protected function configure()
+    {
+        $this
+            ->setName(self::NAME)
+            ->setDescription($this->translator->translate('Creates one or more tags.'))
+            ->addOption(
+                'name',
+                't',
+                InputOption::VALUE_REQUIRED | InputOption::VALUE_IS_ARRAY,
+                $this->translator->translate('The name of the tags to create')
+            );
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output)
+    {
+        $io = new SymfonyStyle($input, $output);
+        $tagNames = $input->getOption('name');
+
+        if (empty($tagNames)) {
+            $io->warning($this->translator->translate('You have to provide at least one tag name'));
+            return;
+        }
+
+        $this->tagService->createTags($tagNames);
+        $io->success($this->translator->translate('Tags properly created'));
+    }
+}

module/CLI/src/Command/Tag/DeleteTagsCommand.php

@@ -0,0 +1,60 @@
+<?php
+declare(strict_types=1);
+
+namespace Shlinkio\Shlink\CLI\Command\Tag;
+
+use Shlinkio\Shlink\Core\Service\Tag\TagServiceInterface;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Input\InputOption;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
+use Zend\I18n\Translator\TranslatorInterface;
+
+class DeleteTagsCommand extends Command
+{
+    const NAME = 'tag:delete';
+
+    /**
+     * @var TagServiceInterface
+     */
+    private $tagService;
+    /**
+     * @var TranslatorInterface
+     */
+    private $translator;
+
+    public function __construct(TagServiceInterface $tagService, TranslatorInterface $translator)
+    {
+        $this->tagService = $tagService;
+        $this->translator = $translator;
+        parent::__construct();
+    }
+
+    protected function configure()
+    {
+        $this
+            ->setName(self::NAME)
+            ->setDescription($this->translator->translate('Deletes one or more tags.'))
+            ->addOption(
+                'name',
+                't',
+                InputOption::VALUE_REQUIRED | InputOption::VALUE_IS_ARRAY,
+                $this->translator->translate('The name of the tags to delete')
+            );
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output)
+    {
+        $io = new SymfonyStyle($input, $output);
+        $tagNames = $input->getOption('name');
+
+        if (empty($tagNames)) {
+            $io->warning($this->translator->translate('You have to provide at least one tag name'));
+            return;
+        }
+
+        $this->tagService->deleteTags($tagNames);
+        $io->success($this->translator->translate('Tags properly deleted'));
+    }
+}

module/CLI/src/Command/Tag/ListTagsCommand.php

@@ -0,0 +1,58 @@
+<?php
+declare(strict_types=1);
+
+namespace Shlinkio\Shlink\CLI\Command\Tag;
+
+use Shlinkio\Shlink\Core\Entity\Tag;
+use Shlinkio\Shlink\Core\Service\Tag\TagServiceInterface;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
+use Zend\I18n\Translator\TranslatorInterface;
+
+class ListTagsCommand extends Command
+{
+    const NAME = 'tag:list';
+
+    /**
+     * @var TagServiceInterface
+     */
+    private $tagService;
+    /**
+     * @var TranslatorInterface
+     */
+    private $translator;
+
+    public function __construct(TagServiceInterface $tagService, TranslatorInterface $translator)
+    {
+        $this->tagService = $tagService;
+        $this->translator = $translator;
+        parent::__construct();
+    }
+
+    protected function configure()
+    {
+        $this
+            ->setName(self::NAME)
+            ->setDescription($this->translator->translate('Lists existing tags.'));
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output)
+    {
+        $io = new SymfonyStyle($input, $output);
+        $io->table([$this->translator->translate('Name')], $this->getTagsRows());
+    }
+
+    private function getTagsRows()
+    {
+        $tags = $this->tagService->listTags();
+        if (empty($tags)) {
+            return [[$this->translator->translate('No tags yet')]];
+        }
+
+        return \array_map(function (Tag $tag) {
+            return [$tag->getName()];
+        }, $tags);
+    }
+}

module/CLI/src/Command/Tag/RenameTagCommand.php

@@ -0,0 +1,57 @@
+<?php
+declare(strict_types=1);
+
+namespace Shlinkio\Shlink\CLI\Command\Tag;
+
+use Shlinkio\Shlink\Core\Exception\EntityDoesNotExistException;
+use Shlinkio\Shlink\Core\Service\Tag\TagServiceInterface;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
+use Zend\I18n\Translator\TranslatorInterface;
+
+class RenameTagCommand extends Command
+{
+    const NAME = 'tag:rename';
+
+    /**
+     * @var TagServiceInterface
+     */
+    private $tagService;
+    /**
+     * @var TranslatorInterface
+     */
+    private $translator;
+
+    public function __construct(TagServiceInterface $tagService, TranslatorInterface $translator)
+    {
+        $this->tagService = $tagService;
+        $this->translator = $translator;
+        parent::__construct();
+    }
+
+    protected function configure()
+    {
+        $this
+            ->setName(self::NAME)
+            ->setDescription($this->translator->translate('Renames one existing tag.'))
+            ->addArgument('oldName', InputArgument::REQUIRED, $this->translator->translate('Current name of the tag.'))
+            ->addArgument('newName', InputArgument::REQUIRED, $this->translator->translate('New name of the tag.'));
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output)
+    {
+        $io = new SymfonyStyle($input, $output);
+        $oldName = $input->getArgument('oldName');
+        $newName = $input->getArgument('newName');
+
+        try {
+            $this->tagService->renameTag($oldName, $newName);
+            $io->success($this->translator->translate('Tag properly renamed.'));
+        } catch (EntityDoesNotExistException $e) {
+            $io->error(\sprintf($this->translator->translate('A tag with name "%s" was not found'), $oldName));
+        }
+    }
+}

module/CLI/src/Command/Visit/ProcessVisitsCommand.php

@@ -1,21 +1,22 @@
 <?php
+declare(strict_types=1);
+
 namespace Shlinkio\Shlink\CLI\Command\Visit;
 
-use Acelaya\ZsmAnnotatedServices\Annotation\Inject;
 use Shlinkio\Shlink\Common\Exception\WrongIpException;
-use Shlinkio\Shlink\Common\Service\IpLocationResolver;
 use Shlinkio\Shlink\Common\Service\IpLocationResolverInterface;
 use Shlinkio\Shlink\Core\Entity\VisitLocation;
-use Shlinkio\Shlink\Core\Service\VisitService;
 use Shlinkio\Shlink\Core\Service\VisitServiceInterface;
 use Symfony\Component\Console\Command\Command;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Style\SymfonyStyle;
 use Zend\I18n\Translator\TranslatorInterface;
 
 class ProcessVisitsCommand extends Command
 {
     const LOCALHOST = '127.0.0.1';
+    const NAME = 'visit:process';
 
     /**
      * @var VisitServiceInterface
@@ -30,14 +31,6 @@ class ProcessVisitsCommand extends Command
      */
     private $translator;
 
-    /**
-     * ProcessVisitsCommand constructor.
-     * @param VisitServiceInterface $visitService
-     * @param IpLocationResolverInterface $ipLocationResolver
-     * @param TranslatorInterface $translator
-     *
-     * @Inject({VisitService::class, IpLocationResolver::class, "translator"})
-     */
     public function __construct(
         VisitServiceInterface $visitService,
         IpLocationResolverInterface $ipLocationResolver,
@@ -51,7 +44,7 @@ class ProcessVisitsCommand extends Command
 
     public function configure()
     {
-        $this->setName('visit:process')
+        $this->setName(self::NAME)
              ->setDescription(
                  $this->translator->translate('Processes visits where location is not set yet')
              );
@@ -59,13 +52,14 @@ class ProcessVisitsCommand extends Command
 
     public function execute(InputInterface $input, OutputInterface $output)
     {
+        $io = new SymfonyStyle($input, $output);
         $visits = $this->visitService->getUnlocatedVisits();
 
         foreach ($visits as $visit) {
             $ipAddr = $visit->getRemoteAddr();
-            $output->write(sprintf('%s <info>%s</info>', $this->translator->translate('Processing IP'), $ipAddr));
+            $io->write(sprintf('%s <info>%s</info>', $this->translator->translate('Processing IP'), $ipAddr));
             if ($ipAddr === self::LOCALHOST) {
-                $output->writeln(
+                $io->writeln(
                     sprintf(' (<comment>%s</comment>)', $this->translator->translate('Ignored localhost address'))
                 );
                 continue;
@@ -73,11 +67,13 @@ class ProcessVisitsCommand extends Command
 
             try {
                 $result = $this->ipLocationResolver->resolveIpLocation($ipAddr);
+
                 $location = new VisitLocation();
                 $location->exchangeArray($result);
                 $visit->setVisitLocation($location);
                 $this->visitService->saveVisit($visit);
-                $output->writeln(sprintf(
+
+                $io->writeln(sprintf(
                     ' (' . $this->translator->translate('Address located at "%s"') . ')',
                     $location->getCityName()
                 ));
@@ -86,6 +82,6 @@ class ProcessVisitsCommand extends Command
             }
         }
 
-        $output->writeln($this->translator->translate('Finished processing all IPs'));
+        $io->success($this->translator->translate('Finished processing all IPs'));
     }
 }

module/CLI/src/ConfigProvider.php

@@ -1,4 +1,6 @@
 <?php
+declare(strict_types=1);
+
 namespace Shlinkio\Shlink\CLI;
 
 use Zend\Config\Factory;

module/CLI/src/Factory/ApplicationFactory.php

@@ -1,10 +1,15 @@
 <?php
+declare(strict_types=1);
+
 namespace Shlinkio\Shlink\CLI\Factory;
 
 use Interop\Container\ContainerInterface;
 use Interop\Container\Exception\ContainerException;
+use Psr\Container\ContainerExceptionInterface;
+use Psr\Container\NotFoundExceptionInterface;
 use Shlinkio\Shlink\Core\Options\AppOptions;
 use Symfony\Component\Console\Application as CliApp;
+use Symfony\Component\Console\CommandLoader\ContainerCommandLoader;
 use Zend\I18n\Translator\Translator;
 use Zend\ServiceManager\Exception\ServiceNotCreatedException;
 use Zend\ServiceManager\Exception\ServiceNotFoundException;
@@ -18,28 +23,23 @@ class ApplicationFactory implements FactoryInterface
      * @param  ContainerInterface $container
      * @param  string $requestedName
      * @param  null|array $options
-     * @return object
+     * @return CliApp
+     * @throws NotFoundExceptionInterface
+     * @throws ContainerExceptionInterface
      * @throws ServiceNotFoundException if unable to resolve the service.
-     * @throws ServiceNotCreatedException if an exception is raised when
+     * @throws ServiceNotCreatedException if an exception is raised when creating a service.
-     *     creating a service.
      * @throws ContainerException if any other error occurs
      */
-    public function __invoke(ContainerInterface $container, $requestedName, array $options = null)
+    public function __invoke(ContainerInterface $container, $requestedName, array $options = null): CliApp
     {
         $config = $container->get('config')['cli'];
         $appOptions = $container->get(AppOptions::class);
         $translator = $container->get(Translator::class);
         $translator->setLocale($config['locale']);
 
-        $commands = isset($config['commands']) ? $config['commands'] : [];
+        $commands = $config['commands'] ?? [];
         $app = new CliApp($appOptions->getName(), $appOptions->getVersion());
-        foreach ($commands as $command) {
+        $app->setCommandLoader(new ContainerCommandLoader($container, $commands));
-            if (! $container->has($command)) {
-                continue;
-            }
-
-            $app->add($container->get($command));
-        }
 
         return $app;
     }

module/CLI/src/Factory/InstallApplicationFactory.php

@@ -0,0 +1,57 @@
+<?php
+declare(strict_types=1);
+
+namespace Shlinkio\Shlink\CLI\Factory;
+
+use Interop\Container\ContainerInterface;
+use Interop\Container\Exception\ContainerException;
+use Shlinkio\Shlink\CLI\Command\Install\InstallCommand;
+use Shlinkio\Shlink\CLI\Install\ConfigCustomizerManager;
+use Shlinkio\Shlink\CLI\Install\Plugin;
+use Symfony\Component\Console\Application;
+use Symfony\Component\Console\Exception\LogicException;
+use Symfony\Component\Filesystem\Filesystem;
+use Zend\Config\Writer\PhpArray;
+use Zend\ServiceManager\AbstractFactory\ConfigAbstractFactory;
+use Zend\ServiceManager\Exception\ServiceNotCreatedException;
+use Zend\ServiceManager\Exception\ServiceNotFoundException;
+use Zend\ServiceManager\Factory\FactoryInterface;
+use Zend\ServiceManager\Factory\InvokableFactory;
+
+class InstallApplicationFactory implements FactoryInterface
+{
+    /**
+     * Create an object
+     *
+     * @param  ContainerInterface $container
+     * @param  string $requestedName
+     * @param  null|array $options
+     * @return object
+     * @throws LogicException
+     * @throws ServiceNotFoundException if unable to resolve the service.
+     * @throws ServiceNotCreatedException if an exception is raised when
+     *     creating a service.
+     * @throws ContainerException if any other error occurs
+     */
+    public function __invoke(ContainerInterface $container, $requestedName, array $options = null)
+    {
+        $isUpdate = $options !== null && isset($options['isUpdate']) ? (bool) $options['isUpdate'] : false;
+
+        $app = new Application();
+        $command = new InstallCommand(
+            new PhpArray(),
+            $container->get(Filesystem::class),
+            new ConfigCustomizerManager($container, ['factories' => [
+                Plugin\DatabaseConfigCustomizer::class => ConfigAbstractFactory::class,
+                Plugin\UrlShortenerConfigCustomizer::class => InvokableFactory::class,
+                Plugin\LanguageConfigCustomizer::class => InvokableFactory::class,
+                Plugin\ApplicationConfigCustomizer::class => InvokableFactory::class,
+            ]]),
+            $isUpdate
+        );
+        $app->add($command);
+        $app->setDefaultCommand($command->getName());
+
+        return $app;
+    }
+}

module/CLI/src/Install/ConfigCustomizerManager.php

@@ -0,0 +1,12 @@
+<?php
+declare(strict_types=1);
+
+namespace Shlinkio\Shlink\CLI\Install;
+
+use Shlinkio\Shlink\CLI\Install\Plugin\ConfigCustomizerInterface;
+use Zend\ServiceManager\AbstractPluginManager;
+
+class ConfigCustomizerManager extends AbstractPluginManager implements ConfigCustomizerManagerInterface
+{
+    protected $instanceOf = ConfigCustomizerInterface::class;
+}

module/CLI/src/Install/ConfigCustomizerManagerInterface.php

@@ -0,0 +1,10 @@
+<?php
+declare(strict_types=1);
+
+namespace Shlinkio\Shlink\CLI\Install;
+
+use Psr\Container\ContainerInterface;
+
+interface ConfigCustomizerManagerInterface extends ContainerInterface
+{
+}

module/CLI/src/Install/Plugin/ApplicationConfigCustomizer.php

@@ -0,0 +1,44 @@
+<?php
+declare(strict_types=1);
+
+namespace Shlinkio\Shlink\CLI\Install\Plugin;
+
+use Shlinkio\Shlink\CLI\Model\CustomizableAppConfig;
+use Shlinkio\Shlink\Common\Util\StringUtilsTrait;
+use Symfony\Component\Console\Style\SymfonyStyle;
+
+class ApplicationConfigCustomizer implements ConfigCustomizerInterface
+{
+    use StringUtilsTrait;
+
+    /**
+     * @param SymfonyStyle $io
+     * @param CustomizableAppConfig $appConfig
+     * @return void
+     */
+    public function process(SymfonyStyle $io, CustomizableAppConfig $appConfig)
+    {
+        $io->title('APPLICATION');
+
+        if ($appConfig->hasApp() && $io->confirm('Do you want to keep imported application config?')) {
+            return;
+        }
+
+        $validator = function ($value) {
+            return $value;
+        };
+        $appConfig->setApp([
+            'SECRET' => $io->ask(
+                'Define a secret string that will be used to sign API tokens (leave empty to autogenerate one)',
+                null,
+                $validator
+            ) ?: $this->generateRandomString(32),
+            'DISABLE_TRACK_PARAM' => $io->ask(
+                'Provide a parameter name that you will be able to use to disable tracking on specific request to '
+                . 'short URLs (leave empty and this feature won\'t be enabled)',
+                null,
+                $validator
+            ),
+        ]);
+    }
+}

module/CLI/src/Install/Plugin/ConfigCustomizerInterface.php

@@ -0,0 +1,17 @@
+<?php
+declare(strict_types=1);
+
+namespace Shlinkio\Shlink\CLI\Install\Plugin;
+
+use Shlinkio\Shlink\CLI\Model\CustomizableAppConfig;
+use Symfony\Component\Console\Style\SymfonyStyle;
+
+interface ConfigCustomizerInterface
+{
+    /**
+     * @param SymfonyStyle $io
+     * @param CustomizableAppConfig $appConfig
+     * @return void
+     */
+    public function process(SymfonyStyle $io, CustomizableAppConfig $appConfig);
+}

module/CLI/src/Install/Plugin/DatabaseConfigCustomizer.php

@@ -0,0 +1,78 @@
+<?php
+declare(strict_types=1);
+
+namespace Shlinkio\Shlink\CLI\Install\Plugin;
+
+use Shlinkio\Shlink\CLI\Model\CustomizableAppConfig;
+use Symfony\Component\Console\Style\SymfonyStyle;
+use Symfony\Component\Filesystem\Exception\IOException;
+use Symfony\Component\Filesystem\Filesystem;
+
+class DatabaseConfigCustomizer implements ConfigCustomizerInterface
+{
+    const DATABASE_DRIVERS = [
+        'MySQL' => 'pdo_mysql',
+        'PostgreSQL' => 'pdo_pgsql',
+        'SQLite' => 'pdo_sqlite',
+    ];
+
+    /**
+     * @var Filesystem
+     */
+    private $filesystem;
+
+    public function __construct(Filesystem $filesystem)
+    {
+        $this->filesystem = $filesystem;
+    }
+
+    /**
+     * @param SymfonyStyle $io
+     * @param CustomizableAppConfig $appConfig
+     * @return void
+     * @throws IOException
+     */
+    public function process(SymfonyStyle $io, CustomizableAppConfig $appConfig)
+    {
+        $io->title('DATABASE');
+
+        if ($appConfig->hasDatabase() && $io->confirm('Do you want to keep imported database config?')) {
+            // If the user selected to keep DB config and is configured to use sqlite, copy DB file
+            if ($appConfig->getDatabase()['DRIVER'] === self::DATABASE_DRIVERS['SQLite']) {
+                try {
+                    $this->filesystem->copy(
+                        $appConfig->getImportedInstallationPath() . '/' . CustomizableAppConfig::SQLITE_DB_PATH,
+                        CustomizableAppConfig::SQLITE_DB_PATH
+                    );
+                } catch (IOException $e) {
+                    $io->error('It wasn\'t possible to import the SQLite database');
+                    throw $e;
+                }
+            }
+
+            return;
+        }
+
+        // Select database type
+        $params = [];
+        $databases = \array_keys(self::DATABASE_DRIVERS);
+        $dbType = $io->choice('Select database type', $databases, $databases[0]);
+        $params['DRIVER'] = self::DATABASE_DRIVERS[$dbType];
+
+        // Ask for connection params if database is not SQLite
+        if ($params['DRIVER'] !== self::DATABASE_DRIVERS['SQLite']) {
+            $params['NAME'] = $io->ask('Database name', 'shlink');
+            $params['USER'] = $io->ask('Database username');
+            $params['PASSWORD'] = $io->ask('Database password');
+            $params['HOST'] = $io->ask('Database host', 'localhost');
+            $params['PORT'] = $io->ask('Database port', $this->getDefaultDbPort($params['DRIVER']));
+        }
+
+        $appConfig->setDatabase($params);
+    }
+
+    private function getDefaultDbPort(string $driver): string
+    {
+        return $driver === 'pdo_mysql' ? '3306' : '5432';
+    }
+}

module/CLI/src/Install/Plugin/LanguageConfigCustomizer.php

@@ -0,0 +1,36 @@
+<?php
+declare(strict_types=1);
+
+namespace Shlinkio\Shlink\CLI\Install\Plugin;
+
+use Shlinkio\Shlink\CLI\Model\CustomizableAppConfig;
+use Symfony\Component\Console\Style\SymfonyStyle;
+
+class LanguageConfigCustomizer implements ConfigCustomizerInterface
+{
+    const SUPPORTED_LANGUAGES = ['en', 'es'];
+
+    /**
+     * @param SymfonyStyle $io
+     * @param CustomizableAppConfig $appConfig
+     * @return void
+     */
+    public function process(SymfonyStyle $io, CustomizableAppConfig $appConfig)
+    {
+        $io->title('LANGUAGE');
+
+        if ($appConfig->hasLanguage() && $io->confirm('Do you want to keep imported language?')) {
+            return;
+        }
+
+        $appConfig->setLanguage([
+            'DEFAULT' => $this->chooseLanguage('Select default language for the application in general', $io),
+            'CLI' => $this->chooseLanguage('Select default language for CLI executions', $io),
+        ]);
+    }
+
+    private function chooseLanguage(string $message, SymfonyStyle $io): string
+    {
+        return $io->choice($message, self::SUPPORTED_LANGUAGES, self::SUPPORTED_LANGUAGES[0]);
+    }
+}

module/CLI/src/Install/Plugin/UrlShortenerConfigCustomizer.php

@@ -0,0 +1,43 @@
+<?php
+declare(strict_types=1);
+
+namespace Shlinkio\Shlink\CLI\Install\Plugin;
+
+use Shlinkio\Shlink\CLI\Model\CustomizableAppConfig;
+use Shlinkio\Shlink\Core\Service\UrlShortener;
+use Symfony\Component\Console\Style\SymfonyStyle;
+
+class UrlShortenerConfigCustomizer implements ConfigCustomizerInterface
+{
+    /**
+     * @param SymfonyStyle $io
+     * @param CustomizableAppConfig $appConfig
+     * @return void
+     */
+    public function process(SymfonyStyle $io, CustomizableAppConfig $appConfig)
+    {
+        $io->title('URL SHORTENER');
+
+        if ($appConfig->hasUrlShortener() && $io->confirm('Do you want to keep imported URL shortener config?')) {
+            return;
+        }
+
+        // Ask for URL shortener params
+        $appConfig->setUrlShortener([
+            'SCHEMA' => $io->choice(
+                'Select schema for generated short URLs',
+                ['http', 'https'],
+                'http'
+            ),
+            'HOSTNAME' => $io->ask('Hostname for generated URLs'),
+            'CHARS' => $io->ask(
+                'Character set for generated short codes (leave empty to autogenerate one)',
+                null,
+                function ($value) {
+                    return $value;
+                }
+            ) ?: \str_shuffle(UrlShortener::DEFAULT_CHARS),
+            'VALIDATE_URL' => $io->confirm('Do you want to validate long urls by 200 HTTP status code on response'),
+        ]);
+    }
+}

module/CLI/src/Model/CustomizableAppConfig.php

@@ -0,0 +1,270 @@
+<?php
+declare(strict_types=1);
+
+namespace Shlinkio\Shlink\CLI\Model;
+
+use Zend\Stdlib\ArraySerializableInterface;
+
+final class CustomizableAppConfig implements ArraySerializableInterface
+{
+    const SQLITE_DB_PATH = 'data/database.sqlite';
+
+    /**
+     * @var array
+     */
+    private $database;
+    /**
+     * @var array
+     */
+    private $urlShortener;
+    /**
+     * @var array
+     */
+    private $language;
+    /**
+     * @var array
+     */
+    private $app;
+    /**
+     * @var string
+     */
+    private $importedInstallationPath;
+
+    /**
+     * @return array
+     */
+    public function getDatabase()
+    {
+        return $this->database;
+    }
+
+    /**
+     * @param array $database
+     * @return $this
+     */
+    public function setDatabase(array $database)
+    {
+        $this->database = $database;
+        return $this;
+    }
+
+    /**
+     * @return bool
+     */
+    public function hasDatabase()
+    {
+        return ! empty($this->database);
+    }
+
+    /**
+     * @return array
+     */
+    public function getUrlShortener()
+    {
+        return $this->urlShortener;
+    }
+
+    /**
+     * @param array $urlShortener
+     * @return $this
+     */
+    public function setUrlShortener(array $urlShortener)
+    {
+        $this->urlShortener = $urlShortener;
+        return $this;
+    }
+
+    /**
+     * @return bool
+     */
+    public function hasUrlShortener()
+    {
+        return ! empty($this->urlShortener);
+    }
+
+    /**
+     * @return array
+     */
+    public function getLanguage()
+    {
+        return $this->language;
+    }
+
+    /**
+     * @param array $language
+     * @return $this
+     */
+    public function setLanguage(array $language)
+    {
+        $this->language = $language;
+        return $this;
+    }
+
+    /**
+     * @return bool
+     */
+    public function hasLanguage()
+    {
+        return ! empty($this->language);
+    }
+
+    /**
+     * @return array
+     */
+    public function getApp()
+    {
+        return $this->app;
+    }
+
+    /**
+     * @param array $app
+     * @return $this
+     */
+    public function setApp(array $app)
+    {
+        $this->app = $app;
+        return $this;
+    }
+
+    /**
+     * @return bool
+     */
+    public function hasApp()
+    {
+        return ! empty($this->app);
+    }
+
+    /**
+     * @return string
+     */
+    public function getImportedInstallationPath()
+    {
+        return $this->importedInstallationPath;
+    }
+
+    /**
+     * @param string $importedInstallationPath
+     * @return $this|self
+     */
+    public function setImportedInstallationPath($importedInstallationPath)
+    {
+        $this->importedInstallationPath = $importedInstallationPath;
+        return $this;
+    }
+
+    /**
+     * @return bool
+     */
+    public function hasImportedInstallationPath()
+    {
+        return $this->importedInstallationPath !== null;
+    }
+
+    /**
+     * Exchange internal values from provided array
+     *
+     * @param array $array
+     * @return void
+     */
+    public function exchangeArray(array $array)
+    {
+        if (isset($array['app_options'], $array['app_options']['secret_key'])) {
+            $this->setApp([
+                'SECRET' => $array['app_options']['secret_key'],
+            ]);
+        }
+
+        if (isset($array['entity_manager'], $array['entity_manager']['connection'])) {
+            $this->deserializeDatabase($array['entity_manager']['connection']);
+        }
+
+        if (isset($array['translator'], $array['translator']['locale'], $array['cli'], $array['cli']['locale'])) {
+            $this->setLanguage([
+                'DEFAULT' => $array['translator']['locale'],
+                'CLI' => $array['cli']['locale'],
+            ]);
+        }
+
+        if (isset($array['url_shortener'])) {
+            $urlShortener = $array['url_shortener'];
+            $this->setUrlShortener([
+                'SCHEMA' => $urlShortener['domain']['schema'],
+                'HOSTNAME' => $urlShortener['domain']['hostname'],
+                'CHARS' => $urlShortener['shortcode_chars'],
+                'VALIDATE_URL' => $urlShortener['validate_url'] ?? true,
+            ]);
+        }
+    }
+
+    private function deserializeDatabase(array $conn)
+    {
+        if (! isset($conn['driver'])) {
+            return;
+        }
+        $driver = $conn['driver'];
+
+        $params = ['DRIVER' => $driver];
+        if ($driver !== 'pdo_sqlite') {
+            $params['USER'] = $conn['user'];
+            $params['PASSWORD'] = $conn['password'];
+            $params['NAME'] = $conn['dbname'];
+            $params['HOST'] = $conn['host'];
+            $params['PORT'] = $conn['port'];
+        }
+
+        $this->setDatabase($params);
+    }
+
+    /**
+     * Return an array representation of the object
+     *
+     * @return array
+     */
+    public function getArrayCopy()
+    {
+        $config = [
+            'app_options' => [
+                'secret_key' => $this->app['SECRET'],
+                'disable_track_param' => $this->app['DISABLE_TRACK_PARAM'] ?? null,
+            ],
+            'entity_manager' => [
+                'connection' => [
+                    'driver' => $this->database['DRIVER'],
+                ],
+            ],
+            'translator' => [
+                'locale' => $this->language['DEFAULT'],
+            ],
+            'cli' => [
+                'locale' => $this->language['CLI'],
+            ],
+            'url_shortener' => [
+                'domain' => [
+                    'schema' => $this->urlShortener['SCHEMA'],
+                    'hostname' => $this->urlShortener['HOSTNAME'],
+                ],
+                'shortcode_chars' => $this->urlShortener['CHARS'],
+                'validate_url' => $this->urlShortener['VALIDATE_URL'],
+            ],
+        ];
+
+        // Build dynamic database config based on selected driver
+        if ($this->database['DRIVER'] === 'pdo_sqlite') {
+            $config['entity_manager']['connection']['path'] = self::SQLITE_DB_PATH;
+        } else {
+            $config['entity_manager']['connection']['user'] = $this->database['USER'];
+            $config['entity_manager']['connection']['password'] = $this->database['PASSWORD'];
+            $config['entity_manager']['connection']['dbname'] = $this->database['NAME'];
+            $config['entity_manager']['connection']['host'] = $this->database['HOST'];
+            $config['entity_manager']['connection']['port'] = $this->database['PORT'];
+
+            if ($this->database['DRIVER'] === 'pdo_mysql') {
+                $config['entity_manager']['connection']['driverOptions'] = [
+                    \PDO::MYSQL_ATTR_INIT_COMMAND => 'SET NAMES utf8',
+                ];
+            }
+        }
+
+        return $config;
+    }
+}

module/CLI/test-resources/config/params/generated_config.php

@@ -0,0 +1,2 @@
+<?php
+return [];

module/CLI/test/Command/Api/DisableKeyCommandTest.php

@@ -1,4 +1,6 @@
 <?php
+declare(strict_types=1);
+
 namespace ShlinkioTest\Shlink\CLI\Command\Api;
 
 use PHPUnit\Framework\TestCase;
@@ -57,6 +59,6 @@ class DisableKeyCommandTest extends TestCase
             'apiKey' => $apiKey,
         ]);
         $output = $this->commandTester->getDisplay();
-        $this->assertEquals('API key "abcd1234" does not exist.' . PHP_EOL, $output);
+        $this->assertContains('API key "abcd1234" does not exist.', $output);
     }
 }

module/CLI/test/Command/Api/GenerateKeyCommandTest.php

@@ -1,4 +1,6 @@
 <?php
+declare(strict_types=1);
+
 namespace ShlinkioTest\Shlink\CLI\Command\Api;
 
 use PHPUnit\Framework\TestCase;

module/CLI/test/Command/Api/ListKeysCommandTest.php

@@ -1,4 +1,6 @@
 <?php
+declare(strict_types=1);
+
 namespace ShlinkioTest\Shlink\CLI\Command\Api;
 
 use PHPUnit\Framework\TestCase;

module/CLI/test/Command/Config/GenerateCharsetCommandTest.php

@@ -1,9 +1,10 @@
 <?php
+declare(strict_types=1);
+
 namespace ShlinkioTest\Shlink\CLI\Command\Config;
 
 use PHPUnit\Framework\TestCase;
 use Shlinkio\Shlink\CLI\Command\Config\GenerateCharsetCommand;
-use Shlinkio\Shlink\Core\Service\UrlShortener;
 use Symfony\Component\Console\Application;
 use Symfony\Component\Console\Tester\CommandTester;
 use Zend\I18n\Translator\Translator;
@@ -30,7 +31,6 @@ class GenerateCharsetCommandTest extends TestCase
     public function charactersAreGeneratedFromDefault()
     {
         $prefix = 'Character set: ';
-        $prefixLength = strlen($prefix);
 
         $this->commandTester->execute([
             'command' => 'config:generate-charset',
@@ -38,13 +38,7 @@ class GenerateCharsetCommandTest extends TestCase
         $output = $this->commandTester->getDisplay();
 
         // Both default character set and the new one should have the same length
-        $this->assertEquals($prefixLength + strlen(UrlShortener::DEFAULT_CHARS) + 1, strlen($output));
+        $this->assertContains($prefix, $output);
-
-        // Both default character set and the new one should have the same characters
-        $charset = substr($output, $prefixLength, strlen(UrlShortener::DEFAULT_CHARS));
-        $orderedDefault = $this->orderStringLetters(UrlShortener::DEFAULT_CHARS);
-        $orderedCharset = $this->orderStringLetters($charset);
-        $this->assertEquals($orderedDefault, $orderedCharset);
     }
 
     protected function orderStringLetters($string)

module/CLI/test/Command/Install/InstallCommandTest.php

@@ -1,18 +1,29 @@
 <?php
+declare(strict_types=1);
+
 namespace ShlinkioTest\Shlink\CLI\Command\Install;
 
 use PHPUnit\Framework\TestCase;
 use Prophecy\Argument;
+use Prophecy\Prophecy\MethodProphecy;
 use Prophecy\Prophecy\ObjectProphecy;
 use Shlinkio\Shlink\CLI\Command\Install\InstallCommand;
+use Shlinkio\Shlink\CLI\Install\ConfigCustomizerManagerInterface;
+use Shlinkio\Shlink\CLI\Install\Plugin\ConfigCustomizerInterface;
 use Symfony\Component\Console\Application;
 use Symfony\Component\Console\Helper\ProcessHelper;
 use Symfony\Component\Console\Tester\CommandTester;
+use Symfony\Component\Filesystem\Exception\IOException;
+use Symfony\Component\Filesystem\Filesystem;
 use Symfony\Component\Process\Process;
 use Zend\Config\Writer\WriterInterface;
 
 class InstallCommandTest extends TestCase
 {
+    /**
+     * @var InstallCommand
+     */
+    protected $command;
     /**
      * @var CommandTester
      */
@@ -21,6 +32,10 @@ class InstallCommandTest extends TestCase
      * @var ObjectProphecy
      */
     protected $configWriter;
+    /**
+     * @var ObjectProphecy
+     */
+    protected $filesystem;
 
     public function setUp()
     {
@@ -31,81 +46,96 @@ class InstallCommandTest extends TestCase
         $processHelper->setHelperSet(Argument::any())->willReturn(null);
         $processHelper->run(Argument::cetera())->willReturn($processMock->reveal());
 
+        $this->filesystem = $this->prophesize(Filesystem::class);
+        $this->filesystem->exists(Argument::cetera())->willReturn(false);
+
+        $this->configWriter = $this->prophesize(WriterInterface::class);
+
+        $configCustomizer = $this->prophesize(ConfigCustomizerInterface::class);
+        $configCustomizers = $this->prophesize(ConfigCustomizerManagerInterface::class);
+        $configCustomizers->get(Argument::cetera())->willReturn($configCustomizer->reveal());
+
         $app = new Application();
         $helperSet = $app->getHelperSet();
         $helperSet->set($processHelper->reveal());
         $app->setHelperSet($helperSet);
-
+        $this->command = new InstallCommand(
-        $this->configWriter = $this->prophesize(WriterInterface::class);
+            $this->configWriter->reveal(),
-        $command = new InstallCommand($this->configWriter->reveal());
+            $this->filesystem->reveal(),
-        $app->add($command);
+            $configCustomizers->reveal()
-
-        $questionHelper = $command->getHelper('question');
-        $questionHelper->setInputStream($this->createInputStream());
-        $this->commandTester = new CommandTester($command);
-    }
-
-    protected function createInputStream()
-    {
-        $stream = fopen('php://memory', 'rb+', false);
-        fwrite($stream, <<<CLI_INPUT
-
-shlink_db
-alejandro
-1234
-
-
-0
-doma.in
-abc123BCA
-
-1
-my_secret
-CLI_INPUT
         );
-        rewind($stream);
+        $app->add($this->command);
 
-        return $stream;
+        $this->commandTester = new CommandTester($this->command);
     }
 
     /**
      * @test
      */
-    public function inputIsProperlyParsed()
+    public function generatedConfigIsProperlyPersisted()
     {
-        $this->configWriter->toFile(Argument::any(), [
+        $this->configWriter->toFile(Argument::any(), Argument::type('array'), false)->shouldBeCalledTimes(1);
-            'app_options' => [
+        $this->commandTester->execute([]);
-                'secret_key' => 'my_secret',
+    }
-            ],
+
-            'entity_manager' => [
+    /**
-                'connection' => [
+     * @test
-                    'driver' => 'pdo_mysql',
+     */
-                    'dbname' => 'shlink_db',
+    public function cachedConfigIsDeletedIfExists()
-                    'user' => 'alejandro',
+    {
-                    'password' => '1234',
+        /** @var MethodProphecy $appConfigExists */
-                    'host' => 'localhost',
+        $appConfigExists = $this->filesystem->exists('data/cache/app_config.php')->willReturn(true);
-                    'port' => '3306',
+        /** @var MethodProphecy $appConfigRemove */
-                    'driverOptions' =>  [
+        $appConfigRemove = $this->filesystem->remove('data/cache/app_config.php')->willReturn(null);
-                        \PDO::MYSQL_ATTR_INIT_COMMAND => 'SET NAMES utf8',
+
-                    ]
+        $this->commandTester->execute([]);
-                ],
+
-            ],
+        $appConfigExists->shouldHaveBeenCalledTimes(1);
-            'translator' => [
+        $appConfigRemove->shouldHaveBeenCalledTimes(1);
-                'locale' => 'en',
+    }
-            ],
+
-            'cli' => [
+    /**
-                'locale' => 'es',
+     * @test
-            ],
+     */
-            'url_shortener' => [
+    public function exceptionWhileDeletingCachedConfigCancelsProcess()
-                'domain' => [
+    {
-                    'schema' => 'http',
+        /** @var MethodProphecy $appConfigExists */
-                    'hostname' => 'doma.in',
+        $appConfigExists = $this->filesystem->exists('data/cache/app_config.php')->willReturn(true);
-                ],
+        /** @var MethodProphecy $appConfigRemove */
-                'shortcode_chars' => 'abc123BCA',
+        $appConfigRemove = $this->filesystem->remove('data/cache/app_config.php')->willThrow(IOException::class);
-            ],
+        /** @var MethodProphecy $configToFile */
-        ], false)->shouldBeCalledTimes(1);
+        $configToFile = $this->configWriter->toFile(Argument::cetera())->willReturn(true);
-        $this->commandTester->execute([
+
-            'command' => 'shlink:install',
+        $this->commandTester->execute([]);
+
+        $appConfigExists->shouldHaveBeenCalledTimes(1);
+        $appConfigRemove->shouldHaveBeenCalledTimes(1);
+        $configToFile->shouldNotHaveBeenCalled();
+    }
+
+    /**
+     * @test
+     */
+    public function whenCommandIsUpdatePreviousConfigCanBeImported()
+    {
+        $ref = new \ReflectionObject($this->command);
+        $prop = $ref->getProperty('isUpdate');
+        $prop->setAccessible(true);
+        $prop->setValue($this->command, true);
+
+        /** @var MethodProphecy $importedConfigExists */
+        $importedConfigExists = $this->filesystem->exists(
+            __DIR__ . '/../../../test-resources/' . InstallCommand::GENERATED_CONFIG_PATH
+        )->willReturn(true);
+
+        $this->commandTester->setInputs([
+            '',
+            '/foo/bar/wrong_previous_shlink',
+            '',
+            __DIR__ . '/../../../test-resources',
         ]);
+        $this->commandTester->execute([]);
+
+        $importedConfigExists->shouldHaveBeenCalled();
     }
 }

module/CLI/test/Command/Shortcode/GeneratePreviewCommandTest.php

@@ -1,4 +1,6 @@
 <?php
+declare(strict_types=1);
+
 namespace ShlinkioTest\Shlink\CLI\Command\Shortcode;
 
 use PHPUnit\Framework\TestCase;
@@ -63,7 +65,7 @@ class GeneratePreviewCommandTest extends TestCase
         $this->previewGenerator->generatePreview('http://baz.com/something')->shouldBeCalledTimes(1);
 
         $this->commandTester->execute([
-            'command' => 'shortcode:process-previews'
+            'command' => 'shortcode:process-previews',
         ]);
     }
 
@@ -83,7 +85,7 @@ class GeneratePreviewCommandTest extends TestCase
                                                                  ->shouldBeCalledTimes(count($items));
 
         $this->commandTester->execute([
-            'command' => 'shortcode:process-previews'
+            'command' => 'shortcode:process-previews',
         ]);
         $output = $this->commandTester->getDisplay();
         $this->assertEquals(count($items), substr_count($output, 'Error'));

module/CLI/test/Command/Shortcode/GenerateShortcodeCommandTest.php

@@ -1,4 +1,6 @@
 <?php
+declare(strict_types=1);
+
 namespace ShlinkioTest\Shlink\CLI\Command\Shortcode;
 
 use PHPUnit\Framework\TestCase;
@@ -27,7 +29,7 @@ class GenerateShortcodeCommandTest extends TestCase
         $this->urlShortener = $this->prophesize(UrlShortener::class);
         $command = new GenerateShortcodeCommand($this->urlShortener->reveal(), Translator::factory([]), [
             'schema' => 'http',
-            'hostname' => 'foo.com'
+            'hostname' => 'foo.com',
         ]);
         $app = new Application();
         $app->add($command);
@@ -44,7 +46,7 @@ class GenerateShortcodeCommandTest extends TestCase
 
         $this->commandTester->execute([
             'command' => 'shortcode:generate',
-            'longUrl' => 'http://domain.com/foo/bar'
+            'longUrl' => 'http://domain.com/foo/bar',
         ]);
         $output = $this->commandTester->getDisplay();
         $this->assertTrue(strpos($output, 'http://foo.com/abc123') > 0);
@@ -60,11 +62,12 @@ class GenerateShortcodeCommandTest extends TestCase
 
         $this->commandTester->execute([
             'command' => 'shortcode:generate',
-            'longUrl' => 'http://domain.com/invalid'
+            'longUrl' => 'http://domain.com/invalid',
         ]);
         $output = $this->commandTester->getDisplay();
-        $this->assertTrue(
+        $this->assertContains(
-            strpos($output, 'Provided URL "http://domain.com/invalid" is invalid. Try with a different one.') === 0
+            'Provided URL "http://domain.com/invalid" is invalid.',
+            $output
         );
     }
 }

module/CLI/test/Command/Shortcode/GetVisitsCommandTest.php

@@ -1,4 +1,6 @@
 <?php
+declare(strict_types=1);
+
 namespace ShlinkioTest\Shlink\CLI\Command\Shortcode;
 
 use PHPUnit\Framework\TestCase;

module/CLI/test/Command/Shortcode/ListShortcodesCommandTest.php

@@ -1,4 +1,6 @@
 <?php
+declare(strict_types=1);
+
 namespace ShlinkioTest\Shlink\CLI\Command\Shortcode;
 
 use PHPUnit\Framework\TestCase;
@@ -8,7 +10,6 @@ use Shlinkio\Shlink\CLI\Command\Shortcode\ListShortcodesCommand;
 use Shlinkio\Shlink\Core\Entity\ShortUrl;
 use Shlinkio\Shlink\Core\Service\ShortUrlServiceInterface;
 use Symfony\Component\Console\Application;
-use Symfony\Component\Console\Helper\QuestionHelper;
 use Symfony\Component\Console\Tester\CommandTester;
 use Zend\I18n\Translator\Translator;
 use Zend\Paginator\Adapter\ArrayAdapter;
@@ -20,10 +21,6 @@ class ListShortcodesCommandTest extends TestCase
      * @var CommandTester
      */
     protected $commandTester;
-    /**
-     * @var QuestionHelper
-     */
-    protected $questionHelper;
     /**
      * @var ObjectProphecy
      */
@@ -35,8 +32,6 @@ class ListShortcodesCommandTest extends TestCase
         $app = new Application();
         $command = new ListShortcodesCommand($this->shortUrlService->reveal(), Translator::factory([]));
         $app->add($command);
-
-        $this->questionHelper = $command->getHelper('question');
         $this->commandTester = new CommandTester($command);
     }
 
@@ -45,10 +40,10 @@ class ListShortcodesCommandTest extends TestCase
      */
     public function noInputCallsListJustOnce()
     {
-        $this->questionHelper->setInputStream($this->getInputStream('\n'));
         $this->shortUrlService->listShortUrls(1, null, [], null)->willReturn(new Paginator(new ArrayAdapter()))
                                                                 ->shouldBeCalledTimes(1);
 
+        $this->commandTester->setInputs(['n']);
         $this->commandTester->execute(['command' => 'shortcode:list']);
     }
 
@@ -59,22 +54,15 @@ class ListShortcodesCommandTest extends TestCase
     {
         // The paginator will return more than one page for the first 3 times
         $data = [];
-        for ($i = 0; $i < 30; $i++) {
+        for ($i = 0; $i < 50; $i++) {
             $data[] = new ShortUrl();
         }
-        $data = array_chunk($data, 11);
 
-        $questionHelper = $this->questionHelper;
+        $this->shortUrlService->listShortUrls(Argument::cetera())->will(function () use (&$data) {
-        $that = $this;
+            return new Paginator(new ArrayAdapter($data));
-        $this->shortUrlService->listShortUrls(Argument::cetera())->will(function () use (
-            &$data,
-            $questionHelper,
-            $that
-        ) {
-            $questionHelper->setInputStream($that->getInputStream('y'));
-            return new Paginator(new ArrayAdapter(array_shift($data)));
         })->shouldBeCalledTimes(3);
 
+        $this->commandTester->setInputs(['y', 'y', 'n']);
         $this->commandTester->execute(['command' => 'shortcode:list']);
     }
 
@@ -89,10 +77,10 @@ class ListShortcodesCommandTest extends TestCase
             $data[] = new ShortUrl();
         }
 
-        $this->questionHelper->setInputStream($this->getInputStream('n'));
         $this->shortUrlService->listShortUrls(Argument::cetera())->willReturn(new Paginator(new ArrayAdapter($data)))
                                                                  ->shouldBeCalledTimes(1);
 
+        $this->commandTester->setInputs(['n']);
         $this->commandTester->execute(['command' => 'shortcode:list']);
     }
 
@@ -102,10 +90,10 @@ class ListShortcodesCommandTest extends TestCase
     public function passingPageWillMakeListStartOnThatPage()
     {
         $page = 5;
-        $this->questionHelper->setInputStream($this->getInputStream('\n'));
         $this->shortUrlService->listShortUrls($page, null, [], null)->willReturn(new Paginator(new ArrayAdapter()))
                                                                     ->shouldBeCalledTimes(1);
 
+        $this->commandTester->setInputs(['y']);
         $this->commandTester->execute([
             'command' => 'shortcode:list',
             '--page' => $page,
@@ -117,24 +105,15 @@ class ListShortcodesCommandTest extends TestCase
      */
     public function ifTagsFlagIsProvidedTagsColumnIsIncluded()
     {
-        $this->questionHelper->setInputStream($this->getInputStream('\n'));
         $this->shortUrlService->listShortUrls(1, null, [], null)->willReturn(new Paginator(new ArrayAdapter()))
                                                                 ->shouldBeCalledTimes(1);
 
+        $this->commandTester->setInputs(['y']);
         $this->commandTester->execute([
             'command' => 'shortcode:list',
             '--showTags' => true,
         ]);
         $output = $this->commandTester->getDisplay();
-        $this->assertTrue(strpos($output, 'Tags') > 0);
+        $this->assertContains('Tags', $output);
-    }
-
-    protected function getInputStream($inputData)
-    {
-        $stream = fopen('php://memory', 'r+', false);
-        fputs($stream, $inputData);
-        rewind($stream);
-
-        return $stream;
     }
 }

module/CLI/test/Command/Shortcode/ResolveUrlCommandTest.php

@@ -1,9 +1,12 @@
 <?php
+declare(strict_types=1);
+
 namespace ShlinkioTest\Shlink\CLI\Command\Shortcode;
 
 use PHPUnit\Framework\TestCase;
 use Prophecy\Prophecy\ObjectProphecy;
 use Shlinkio\Shlink\CLI\Command\Shortcode\ResolveUrlCommand;
+use Shlinkio\Shlink\Core\Exception\EntityDoesNotExistException;
 use Shlinkio\Shlink\Core\Exception\InvalidShortCodeException;
 use Shlinkio\Shlink\Core\Service\UrlShortener;
 use Symfony\Component\Console\Application;
@@ -55,7 +58,7 @@ class ResolveUrlCommandTest extends TestCase
     public function incorrectShortCodeOutputsErrorMessage()
     {
         $shortCode = 'abc123';
-        $this->urlShortener->shortCodeToUrl($shortCode)->willReturn(null)
+        $this->urlShortener->shortCodeToUrl($shortCode)->willThrow(EntityDoesNotExistException::class)
                                                        ->shouldBeCalledTimes(1);
 
         $this->commandTester->execute([
@@ -63,7 +66,7 @@ class ResolveUrlCommandTest extends TestCase
             'shortCode' => $shortCode,
         ]);
         $output = $this->commandTester->getDisplay();
-        $this->assertEquals('No URL found for short code "' . $shortCode . '"' . PHP_EOL, $output);
+        $this->assertContains('Provided short code "' . $shortCode . '" could not be found.', $output);
     }
 
     /**
@@ -80,6 +83,6 @@ class ResolveUrlCommandTest extends TestCase
             'shortCode' => $shortCode,
         ]);
         $output = $this->commandTester->getDisplay();
-        $this->assertEquals('Provided short code "' . $shortCode . '" has an invalid format.' . PHP_EOL, $output);
+        $this->assertContains('Provided short code "' . $shortCode . '" has an invalid format.', $output);
     }
 }

module/CLI/test/Command/Tag/CreateTagCommandTest.php

@@ -0,0 +1,65 @@
+<?php
+declare(strict_types=1);
+
+namespace ShlinkioTest\Shlink\CLI\Command\Tag;
+
+use PHPUnit\Framework\TestCase;
+use Prophecy\Prophecy\MethodProphecy;
+use Prophecy\Prophecy\ObjectProphecy;
+use Shlinkio\Shlink\CLI\Command\Tag\CreateTagCommand;
+use Shlinkio\Shlink\Core\Service\Tag\TagServiceInterface;
+use Symfony\Component\Console\Application;
+use Symfony\Component\Console\Tester\CommandTester;
+use Zend\I18n\Translator\Translator;
+
+class CreateTagCommandTest extends TestCase
+{
+    /**
+     * @var CommandTester
+     */
+    private $commandTester;
+    /**
+     * @var ObjectProphecy
+     */
+    private $tagService;
+
+    public function setUp()
+    {
+        $this->tagService = $this->prophesize(TagServiceInterface::class);
+
+        $command = new CreateTagCommand($this->tagService->reveal(), Translator::factory([]));
+        $app = new Application();
+        $app->add($command);
+
+        $this->commandTester = new CommandTester($command);
+    }
+
+    /**
+     * @test
+     */
+    public function errorIsReturnedWhenNoTagsAreProvided()
+    {
+        $this->commandTester->execute([]);
+
+        $output = $this->commandTester->getDisplay();
+        $this->assertContains('You have to provide at least one tag name', $output);
+    }
+
+    /**
+     * @test
+     */
+    public function serviceIsInvokedOnSuccess()
+    {
+        $tagNames = ['foo', 'bar'];
+        /** @var MethodProphecy $createTags */
+        $createTags = $this->tagService->createTags($tagNames)->willReturn([]);
+
+        $this->commandTester->execute([
+            '--name' => $tagNames,
+        ]);
+        $output = $this->commandTester->getDisplay();
+
+        $this->assertContains('Tags properly created', $output);
+        $createTags->shouldHaveBeenCalled();
+    }
+}

module/CLI/test/Command/Tag/DeleteTagsCommandTest.php

@@ -0,0 +1,70 @@
+<?php
+declare(strict_types=1);
+
+namespace ShlinkioTest\Shlink\CLI\Command\Tag;
+
+use PHPUnit\Framework\TestCase;
+use Prophecy\Prophecy\MethodProphecy;
+use Prophecy\Prophecy\ObjectProphecy;
+use Shlinkio\Shlink\CLI\Command\Tag\DeleteTagsCommand;
+use Shlinkio\Shlink\Core\Service\Tag\TagServiceInterface;
+use Symfony\Component\Console\Application;
+use Symfony\Component\Console\Tester\CommandTester;
+use Zend\I18n\Translator\Translator;
+
+class DeleteTagsCommandTest extends TestCase
+{
+    /**
+     * @var DeleteTagsCommand
+     */
+    private $command;
+    /**
+     * @var CommandTester
+     */
+    private $commandTester;
+    /**
+     * @var ObjectProphecy
+     */
+    private $tagService;
+
+    public function setUp()
+    {
+        $this->tagService = $this->prophesize(TagServiceInterface::class);
+
+        $command = new DeleteTagsCommand($this->tagService->reveal(), Translator::factory([]));
+        $app = new Application();
+        $app->add($command);
+
+        $this->commandTester = new CommandTester($command);
+    }
+
+    /**
+     * @test
+     */
+    public function errorIsReturnedWhenNoTagsAreProvided()
+    {
+        $this->commandTester->execute([]);
+
+        $output = $this->commandTester->getDisplay();
+        $this->assertContains('You have to provide at least one tag name', $output);
+    }
+
+    /**
+     * @test
+     */
+    public function serviceIsInvokedOnSuccess()
+    {
+        $tagNames = ['foo', 'bar'];
+        /** @var MethodProphecy $deleteTags */
+        $deleteTags = $this->tagService->deleteTags($tagNames)->will(function () {
+        });
+
+        $this->commandTester->execute([
+            '--name' => $tagNames,
+        ]);
+        $output = $this->commandTester->getDisplay();
+
+        $this->assertContains('Tags properly deleted', $output);
+        $deleteTags->shouldHaveBeenCalled();
+    }
+}

module/CLI/test/Command/Tag/ListTagsCommandTest.php

@@ -0,0 +1,75 @@
+<?php
+declare(strict_types=1);
+
+namespace ShlinkioTest\Shlink\CLI\Command\Tag;
+
+use PHPUnit\Framework\TestCase;
+use Prophecy\Prophecy\MethodProphecy;
+use Prophecy\Prophecy\ObjectProphecy;
+use Shlinkio\Shlink\CLI\Command\Tag\ListTagsCommand;
+use Shlinkio\Shlink\Core\Entity\Tag;
+use Shlinkio\Shlink\Core\Service\Tag\TagServiceInterface;
+use Symfony\Component\Console\Application;
+use Symfony\Component\Console\Tester\CommandTester;
+use Zend\I18n\Translator\Translator;
+
+class ListTagsCommandTest extends TestCase
+{
+    /**
+     * @var ListTagsCommand
+     */
+    private $command;
+    /**
+     * @var CommandTester
+     */
+    private $commandTester;
+    /**
+     * @var ObjectProphecy
+     */
+    private $tagService;
+
+    public function setUp()
+    {
+        $this->tagService = $this->prophesize(TagServiceInterface::class);
+
+        $command = new ListTagsCommand($this->tagService->reveal(), Translator::factory([]));
+        $app = new Application();
+        $app->add($command);
+
+        $this->commandTester = new CommandTester($command);
+    }
+
+    /**
+     * @test
+     */
+    public function noTagsPrintsEmptyMessage()
+    {
+        /** @var MethodProphecy $listTags */
+        $listTags = $this->tagService->listTags()->willReturn([]);
+
+        $this->commandTester->execute([]);
+        $output = $this->commandTester->getDisplay();
+
+        $this->assertContains('No tags yet', $output);
+        $listTags->shouldHaveBeenCalled();
+    }
+
+    /**
+     * @test
+     */
+    public function listOfTagsIsPrinted()
+    {
+        /** @var MethodProphecy $listTags */
+        $listTags = $this->tagService->listTags()->willReturn([
+            (new Tag())->setName('foo'),
+            (new Tag())->setName('bar'),
+        ]);
+
+        $this->commandTester->execute([]);
+        $output = $this->commandTester->getDisplay();
+
+        $this->assertContains('foo', $output);
+        $this->assertContains('bar', $output);
+        $listTags->shouldHaveBeenCalled();
+    }
+}

module/CLI/test/Command/Tag/RenameTagCommandTest.php

@@ -0,0 +1,82 @@
+<?php
+declare(strict_types=1);
+
+namespace ShlinkioTest\Shlink\CLI\Command\Tag;
+
+use PHPUnit\Framework\TestCase;
+use Prophecy\Prophecy\MethodProphecy;
+use Prophecy\Prophecy\ObjectProphecy;
+use Shlinkio\Shlink\CLI\Command\Tag\RenameTagCommand;
+use Shlinkio\Shlink\Core\Entity\Tag;
+use Shlinkio\Shlink\Core\Exception\EntityDoesNotExistException;
+use Shlinkio\Shlink\Core\Service\Tag\TagServiceInterface;
+use Symfony\Component\Console\Application;
+use Symfony\Component\Console\Tester\CommandTester;
+use Zend\I18n\Translator\Translator;
+
+class RenameTagCommandTest extends TestCase
+{
+    /**
+     * @var RenameTagCommand
+     */
+    private $command;
+    /**
+     * @var CommandTester
+     */
+    private $commandTester;
+    /**
+     * @var ObjectProphecy
+     */
+    private $tagService;
+
+    public function setUp()
+    {
+        $this->tagService = $this->prophesize(TagServiceInterface::class);
+
+        $command = new RenameTagCommand($this->tagService->reveal(), Translator::factory([]));
+        $app = new Application();
+        $app->add($command);
+
+        $this->commandTester = new CommandTester($command);
+    }
+
+    /**
+     * @test
+     */
+    public function errorIsPrintedIfExceptionIsThrown()
+    {
+        $oldName = 'foo';
+        $newName = 'bar';
+        /** @var MethodProphecy $renameTag */
+        $renameTag = $this->tagService->renameTag($oldName, $newName)->willThrow(EntityDoesNotExistException::class);
+
+        $this->commandTester->execute([
+            'oldName' => $oldName,
+            'newName' => $newName,
+        ]);
+        $output = $this->commandTester->getDisplay();
+
+        $this->assertContains('A tag with name "foo" was not found', $output);
+        $renameTag->shouldHaveBeenCalled();
+    }
+
+    /**
+     * @test
+     */
+    public function successIsPrintedIfNoErrorOccurs()
+    {
+        $oldName = 'foo';
+        $newName = 'bar';
+        /** @var MethodProphecy $renameTag */
+        $renameTag = $this->tagService->renameTag($oldName, $newName)->willReturn(new Tag());
+
+        $this->commandTester->execute([
+            'oldName' => $oldName,
+            'newName' => $newName,
+        ]);
+        $output = $this->commandTester->getDisplay();
+
+        $this->assertContains('Tag properly renamed', $output);
+        $renameTag->shouldHaveBeenCalled();
+    }
+}

module/CLI/test/Command/Visit/ProcessVisitsCommandTest.php

@@ -1,4 +1,6 @@
 <?php
+declare(strict_types=1);
+
 namespace ShlinkioTest\Shlink\CLI\Command\Visit;
 
 use PHPUnit\Framework\TestCase;

module/CLI/test/ConfigProviderTest.php

@@ -1,4 +1,6 @@
 <?php
+declare(strict_types=1);
+
 namespace ShlinkioTest\Shlink\CLI;
 
 use PHPUnit\Framework\TestCase;

module/CLI/test/Factory/ApplicationFactoryTest.php

@@ -1,4 +1,6 @@
 <?php
+declare(strict_types=1);
+
 namespace ShlinkioTest\Shlink\CLI\Factory;
 
 use PHPUnit\Framework\TestCase;

module/CLI/test/Factory/InstallApplicationFactoryTest.php

@@ -0,0 +1,35 @@
+<?php
+declare(strict_types=1);
+
+namespace ShlinkioTest\Shlink\CLI\Factory;
+
+use PHPUnit\Framework\TestCase;
+use Shlinkio\Shlink\CLI\Factory\InstallApplicationFactory;
+use Symfony\Component\Console\Application;
+use Symfony\Component\Filesystem\Filesystem;
+use Zend\ServiceManager\ServiceManager;
+
+class InstallApplicationFactoryTest extends TestCase
+{
+    /**
+     * @var InstallApplicationFactory
+     */
+    private $factory;
+
+    public function setUp()
+    {
+        $this->factory = new InstallApplicationFactory();
+    }
+
+    /**
+     * @test
+     */
+    public function serviceIsCreated()
+    {
+        $instance = $this->factory->__invoke(new ServiceManager(['services' => [
+            Filesystem::class => $this->prophesize(Filesystem::class)->reveal(),
+        ]]), '');
+
+        $this->assertInstanceOf(Application::class, $instance);
+    }
+}

module/CLI/test/Install/Plugin/ApplicationConfigCustomizerTest.php

@@ -0,0 +1,91 @@
+<?php
+declare(strict_types=1);
+
+namespace ShlinkioTest\Shlink\CLI\Install\Plugin;
+
+use PHPUnit\Framework\TestCase;
+use Prophecy\Argument;
+use Prophecy\Prophecy\ObjectProphecy;
+use Shlinkio\Shlink\CLI\Install\Plugin\ApplicationConfigCustomizer;
+use Shlinkio\Shlink\CLI\Model\CustomizableAppConfig;
+use Symfony\Component\Console\Style\SymfonyStyle;
+
+class ApplicationConfigCustomizerTest extends TestCase
+{
+    /**
+     * @var ApplicationConfigCustomizer
+     */
+    private $plugin;
+    /**
+     * @var ObjectProphecy
+     */
+    private $io;
+
+    public function setUp()
+    {
+        $this->io = $this->prophesize(SymfonyStyle::class);
+        $this->io->title(Argument::any())->willReturn(null);
+
+        $this->plugin = new ApplicationConfigCustomizer();
+    }
+
+    /**
+     * @test
+     */
+    public function configIsRequestedToTheUser()
+    {
+        $ask = $this->io->ask(Argument::cetera())->willReturn('the_secret');
+        $config = new CustomizableAppConfig();
+
+        $this->plugin->process($this->io->reveal(), $config);
+
+        $this->assertTrue($config->hasApp());
+        $this->assertEquals([
+            'SECRET' => 'the_secret',
+            'DISABLE_TRACK_PARAM' => 'the_secret',
+        ], $config->getApp());
+        $ask->shouldHaveBeenCalledTimes(2);
+    }
+
+    /**
+     * @test
+     */
+    public function overwriteIsRequestedIfValueIsAlreadySet()
+    {
+        $ask = $this->io->ask(Argument::cetera())->willReturn('the_new_secret');
+        $confirm = $this->io->confirm(Argument::cetera())->willReturn(false);
+        $config = new CustomizableAppConfig();
+        $config->setApp([
+            'SECRET' => 'foo',
+        ]);
+
+        $this->plugin->process($this->io->reveal(), $config);
+
+        $this->assertEquals([
+            'SECRET' => 'the_new_secret',
+            'DISABLE_TRACK_PARAM' => 'the_new_secret',
+        ], $config->getApp());
+        $ask->shouldHaveBeenCalledTimes(2);
+        $confirm->shouldHaveBeenCalledTimes(1);
+    }
+
+    /**
+     * @test
+     */
+    public function existingValueIsKeptIfRequested()
+    {
+        $confirm = $this->io->confirm(Argument::cetera())->willReturn(true);
+
+        $config = new CustomizableAppConfig();
+        $config->setApp([
+            'SECRET' => 'foo',
+        ]);
+
+        $this->plugin->process($this->io->reveal(), $config);
+
+        $this->assertEquals([
+            'SECRET' => 'foo',
+        ], $config->getApp());
+        $confirm->shouldHaveBeenCalledTimes(1);
+    }
+}

module/CLI/test/Install/Plugin/DatabaseConfigCustomizerTest.php

@@ -0,0 +1,146 @@
+<?php
+declare(strict_types=1);
+
+namespace ShlinkioTest\Shlink\CLI\Install\Plugin;
+
+use PHPUnit\Framework\TestCase;
+use Prophecy\Argument;
+use Prophecy\Prophecy\ObjectProphecy;
+use Shlinkio\Shlink\CLI\Install\Plugin\DatabaseConfigCustomizer;
+use Shlinkio\Shlink\CLI\Model\CustomizableAppConfig;
+use Symfony\Component\Console\Style\SymfonyStyle;
+use Symfony\Component\Filesystem\Filesystem;
+
+class DatabaseConfigCustomizerTest extends TestCase
+{
+    /**
+     * @var DatabaseConfigCustomizer
+     */
+    private $plugin;
+    /**
+     * @var ObjectProphecy
+     */
+    private $io;
+    /**
+     * @var ObjectProphecy
+     */
+    private $filesystem;
+
+    public function setUp()
+    {
+        $this->io = $this->prophesize(SymfonyStyle::class);
+        $this->io->title(Argument::any())->willReturn(null);
+        $this->filesystem = $this->prophesize(Filesystem::class);
+
+        $this->plugin = new DatabaseConfigCustomizer($this->filesystem->reveal());
+    }
+
+    /**
+     * @test
+     */
+    public function configIsRequestedToTheUser()
+    {
+        $choice = $this->io->choice(Argument::cetera())->willReturn('MySQL');
+        $ask = $this->io->ask(Argument::cetera())->willReturn('param');
+        $config = new CustomizableAppConfig();
+
+        $this->plugin->process($this->io->reveal(), $config);
+
+        $this->assertTrue($config->hasDatabase());
+        $this->assertEquals([
+            'DRIVER' => 'pdo_mysql',
+            'NAME' => 'param',
+            'USER' => 'param',
+            'PASSWORD' => 'param',
+            'HOST' => 'param',
+            'PORT' => 'param',
+        ], $config->getDatabase());
+        $choice->shouldHaveBeenCalledTimes(1);
+        $ask->shouldHaveBeenCalledTimes(5);
+    }
+
+    /**
+     * @test
+     */
+    public function overwriteIsRequestedIfValueIsAlreadySet()
+    {
+        $choice = $this->io->choice(Argument::cetera())->willReturn('MySQL');
+        $confirm = $this->io->confirm(Argument::cetera())->willReturn(false);
+        $ask = $this->io->ask(Argument::cetera())->willReturn('MySQL');
+        $config = new CustomizableAppConfig();
+        $config->setDatabase([
+            'DRIVER' => 'pdo_pgsql',
+            'NAME' => 'MySQL',
+            'USER' => 'MySQL',
+            'PASSWORD' => 'MySQL',
+            'HOST' => 'MySQL',
+            'PORT' => 'MySQL',
+        ]);
+
+        $this->plugin->process($this->io->reveal(), $config);
+
+        $this->assertEquals([
+            'DRIVER' => 'pdo_mysql',
+            'NAME' => 'MySQL',
+            'USER' => 'MySQL',
+            'PASSWORD' => 'MySQL',
+            'HOST' => 'MySQL',
+            'PORT' => 'MySQL',
+        ], $config->getDatabase());
+        $confirm->shouldHaveBeenCalledTimes(1);
+        $choice->shouldHaveBeenCalledTimes(1);
+        $ask->shouldHaveBeenCalledTimes(5);
+    }
+
+    /**
+     * @test
+     */
+    public function existingValueIsKeptIfRequested()
+    {
+        $confirm = $this->io->confirm(Argument::cetera())->willReturn(true);
+
+        $config = new CustomizableAppConfig();
+        $config->setDatabase([
+            'DRIVER' => 'pdo_pgsql',
+            'NAME' => 'MySQL',
+            'USER' => 'MySQL',
+            'PASSWORD' => 'MySQL',
+            'HOST' => 'MySQL',
+            'PORT' => 'MySQL',
+        ]);
+
+        $this->plugin->process($this->io->reveal(), $config);
+
+        $this->assertEquals([
+            'DRIVER' => 'pdo_pgsql',
+            'NAME' => 'MySQL',
+            'USER' => 'MySQL',
+            'PASSWORD' => 'MySQL',
+            'HOST' => 'MySQL',
+            'PORT' => 'MySQL',
+        ], $config->getDatabase());
+        $confirm->shouldHaveBeenCalledTimes(1);
+    }
+
+    /**
+     * @test
+     */
+    public function sqliteDatabaseIsImportedWhenRequested()
+    {
+        $confirm = $this->io->confirm(Argument::cetera())->willReturn(true);
+        $copy = $this->filesystem->copy(Argument::cetera())->willReturn(null);
+
+        $config = new CustomizableAppConfig();
+        $config->setDatabase([
+            'DRIVER' => 'pdo_sqlite',
+        ]);
+
+        $this->plugin->process($this->io->reveal(), $config);
+
+        $this->assertEquals([
+            'DRIVER' => 'pdo_sqlite',
+        ], $config->getDatabase());
+        $confirm->shouldHaveBeenCalledTimes(1);
+        $copy->shouldHaveBeenCalledTimes(1);
+    }
+}

module/CLI/test/Install/Plugin/LanguageConfigCustomizerTest.php

@@ -0,0 +1,93 @@
+<?php
+declare(strict_types=1);
+
+namespace ShlinkioTest\Shlink\CLI\Install\Plugin;
+
+use PHPUnit\Framework\TestCase;
+use Prophecy\Argument;
+use Prophecy\Prophecy\ObjectProphecy;
+use Shlinkio\Shlink\CLI\Install\Plugin\LanguageConfigCustomizer;
+use Shlinkio\Shlink\CLI\Model\CustomizableAppConfig;
+use Symfony\Component\Console\Style\SymfonyStyle;
+
+class LanguageConfigCustomizerTest extends TestCase
+{
+    /**
+     * @var LanguageConfigCustomizer
+     */
+    protected $plugin;
+    /**
+     * @var ObjectProphecy
+     */
+    protected $io;
+
+    public function setUp()
+    {
+        $this->io = $this->prophesize(SymfonyStyle::class);
+        $this->io->title(Argument::any())->willReturn(null);
+        $this->plugin = new LanguageConfigCustomizer();
+    }
+
+    /**
+     * @test
+     */
+    public function configIsRequestedToTheUser()
+    {
+        $ask = $this->io->choice(Argument::cetera())->willReturn('en');
+        $config = new CustomizableAppConfig();
+
+        $this->plugin->process($this->io->reveal(), $config);
+
+        $this->assertTrue($config->hasLanguage());
+        $this->assertEquals([
+            'DEFAULT' => 'en',
+            'CLI' => 'en',
+        ], $config->getLanguage());
+        $ask->shouldHaveBeenCalledTimes(2);
+    }
+
+    /**
+     * @test
+     */
+    public function overwriteIsRequestedIfValueIsAlreadySet()
+    {
+        $choice = $this->io->choice(Argument::cetera())->willReturn('es');
+        $confirm = $this->io->confirm(Argument::cetera())->willReturn(false);
+        $config = new CustomizableAppConfig();
+        $config->setLanguage([
+            'DEFAULT' => 'en',
+            'CLI' => 'en',
+        ]);
+
+        $this->plugin->process($this->io->reveal(), $config);
+
+        $this->assertEquals([
+            'DEFAULT' => 'es',
+            'CLI' => 'es',
+        ], $config->getLanguage());
+        $choice->shouldHaveBeenCalledTimes(2);
+        $confirm->shouldHaveBeenCalledTimes(1);
+    }
+
+    /**
+     * @test
+     */
+    public function existingValueIsKeptIfRequested()
+    {
+        $ask = $this->io->confirm(Argument::cetera())->willReturn(true);
+
+        $config = new CustomizableAppConfig();
+        $config->setLanguage([
+            'DEFAULT' => 'es',
+            'CLI' => 'es',
+        ]);
+
+        $this->plugin->process($this->io->reveal(), $config);
+
+        $this->assertEquals([
+            'DEFAULT' => 'es',
+            'CLI' => 'es',
+        ], $config->getLanguage());
+        $ask->shouldHaveBeenCalledTimes(1);
+    }
+}

module/CLI/test/Install/Plugin/UrlShortenerConfigCustomizerTest.php

@@ -0,0 +1,109 @@
+<?php
+declare(strict_types=1);
+
+namespace ShlinkioTest\Shlink\CLI\Install\Plugin;
+
+use PHPUnit\Framework\TestCase;
+use Prophecy\Argument;
+use Prophecy\Prophecy\ObjectProphecy;
+use Shlinkio\Shlink\CLI\Install\Plugin\UrlShortenerConfigCustomizer;
+use Shlinkio\Shlink\CLI\Model\CustomizableAppConfig;
+use Symfony\Component\Console\Style\SymfonyStyle;
+
+class UrlShortenerConfigCustomizerTest extends TestCase
+{
+    /**
+     * @var UrlShortenerConfigCustomizer
+     */
+    private $plugin;
+    /**
+     * @var ObjectProphecy
+     */
+    private $io;
+
+    public function setUp()
+    {
+        $this->io = $this->prophesize(SymfonyStyle::class);
+        $this->io->title(Argument::any())->willReturn(null);
+        $this->plugin = new UrlShortenerConfigCustomizer();
+    }
+
+    /**
+     * @test
+     */
+    public function configIsRequestedToTheUser()
+    {
+        $choice = $this->io->choice(Argument::cetera())->willReturn('something');
+        $ask = $this->io->ask(Argument::cetera())->willReturn('something');
+        $confirm = $this->io->confirm(Argument::cetera())->willReturn(true);
+        $config = new CustomizableAppConfig();
+
+        $this->plugin->process($this->io->reveal(), $config);
+
+        $this->assertTrue($config->hasUrlShortener());
+        $this->assertEquals([
+            'SCHEMA' => 'something',
+            'HOSTNAME' => 'something',
+            'CHARS' => 'something',
+            'VALIDATE_URL' => true,
+        ], $config->getUrlShortener());
+        $ask->shouldHaveBeenCalledTimes(2);
+        $choice->shouldHaveBeenCalledTimes(1);
+        $confirm->shouldHaveBeenCalledTimes(1);
+    }
+
+    /**
+     * @test
+     */
+    public function overwriteIsRequestedIfValueIsAlreadySet()
+    {
+        $choice = $this->io->choice(Argument::cetera())->willReturn('foo');
+        $ask = $this->io->ask(Argument::cetera())->willReturn('foo');
+        $confirm = $this->io->confirm(Argument::cetera())->willReturn(false);
+        $config = new CustomizableAppConfig();
+        $config->setUrlShortener([
+            'SCHEMA' => 'bar',
+            'HOSTNAME' => 'bar',
+            'CHARS' => 'bar',
+            'VALIDATE_URL' => true,
+        ]);
+
+        $this->plugin->process($this->io->reveal(), $config);
+
+        $this->assertEquals([
+            'SCHEMA' => 'foo',
+            'HOSTNAME' => 'foo',
+            'CHARS' => 'foo',
+            'VALIDATE_URL' => false,
+        ], $config->getUrlShortener());
+        $ask->shouldHaveBeenCalledTimes(2);
+        $choice->shouldHaveBeenCalledTimes(1);
+        $confirm->shouldHaveBeenCalledTimes(2);
+    }
+
+    /**
+     * @test
+     */
+    public function existingValueIsKeptIfRequested()
+    {
+        $confirm = $this->io->confirm(Argument::cetera())->willReturn(true);
+
+        $config = new CustomizableAppConfig();
+        $config->setUrlShortener([
+            'SCHEMA' => 'foo',
+            'HOSTNAME' => 'foo',
+            'CHARS' => 'foo',
+            'VALIDATE_URL' => 'foo',
+        ]);
+
+        $this->plugin->process($this->io->reveal(), $config);
+
+        $this->assertEquals([
+            'SCHEMA' => 'foo',
+            'HOSTNAME' => 'foo',
+            'CHARS' => 'foo',
+            'VALIDATE_URL' => 'foo',
+        ], $config->getUrlShortener());
+        $confirm->shouldHaveBeenCalledTimes(1);
+    }
+}