Applied API role specs to short URL creation

module/Core/src/Domain/DomainService.php

@@ -8,6 +8,7 @@ use Doctrine\ORM\EntityManagerInterface;
 use Shlinkio\Shlink\Core\Domain\Model\DomainItem;
 use Shlinkio\Shlink\Core\Domain\Repository\DomainRepositoryInterface;
 use Shlinkio\Shlink\Core\Entity\Domain;
+use Shlinkio\Shlink\Core\Exception\DomainNotFoundException;
 use Shlinkio\Shlink\Rest\ApiKey\Role;
 use Shlinkio\Shlink\Rest\Entity\ApiKey;
 
@@ -43,4 +44,15 @@ class DomainService implements DomainServiceInterface
             ...$mappedDomains,
         ];
     }
+
+    public function getDomain(string $domainId): Domain
+    {
+        /** @var Domain|null $domain */
+        $domain = $this->em->find(Domain::class, $domainId);
+        if ($domain === null) {
+            throw DomainNotFoundException::fromId($domainId);
+        }
+
+        return $domain;
+    }
 }

module/Core/src/Domain/DomainServiceInterface.php

@@ -5,6 +5,7 @@ declare(strict_types=1);
 namespace Shlinkio\Shlink\Core\Domain;
 
 use Shlinkio\Shlink\Core\Domain\Model\DomainItem;
+use Shlinkio\Shlink\Core\Entity\Domain;
 use Shlinkio\Shlink\Rest\Entity\ApiKey;
 
 interface DomainServiceInterface
@@ -13,4 +14,6 @@ interface DomainServiceInterface
      * @return DomainItem[]
      */
     public function listDomains(?ApiKey $apiKey = null): array;
+
+    public function getDomain(string $domainId): Domain;
 }

module/Core/src/Exception/DomainNotFoundException.php

@@ -0,0 +1,32 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Shlinkio\Shlink\Core\Exception;
+
+use Fig\Http\Message\StatusCodeInterface;
+use Mezzio\ProblemDetails\Exception\CommonProblemDetailsExceptionTrait;
+use Mezzio\ProblemDetails\Exception\ProblemDetailsExceptionInterface;
+
+use function sprintf;
+
+class DomainNotFoundException extends DomainException implements ProblemDetailsExceptionInterface
+{
+    use CommonProblemDetailsExceptionTrait;
+
+    private const TITLE = 'Domain not found';
+    private const TYPE = 'DOMAIN_NOT_FOUND';
+
+    public static function fromId(string $id): self
+    {
+        $e = new self(sprintf('Domain with id "%s" could not be found', $id));
+
+        $e->detail = $e->getMessage();
+        $e->title = self::TITLE;
+        $e->type = self::TYPE;
+        $e->status = StatusCodeInterface::STATUS_NOT_FOUND;
+        $e->additional = ['id' => $id];
+
+        return $e;
+    }
+}

module/Core/src/ShortUrl/Spec/BelongsToDomain.php

@@ -10,10 +10,10 @@ use Happyr\DoctrineSpecification\Spec;
 
 class BelongsToDomain extends BaseSpecification
 {
-    private int $domainId;
+    private string $domainId;
     private string $dqlAlias;
 
-    public function __construct(int $domainId, ?string $dqlAlias = null)
+    public function __construct(string $domainId, ?string $dqlAlias = null)
     {
         $this->domainId = $domainId;
         $this->dqlAlias = $dqlAlias ?? 's';

module/Core/src/ShortUrl/Spec/BelongsToDomainInlined.php

@@ -9,9 +9,9 @@ use Happyr\DoctrineSpecification\Specification\Specification;
 
 class BelongsToDomainInlined implements Specification
 {
-    private int $domainId;
+    private string $domainId;
 
-    public function __construct(int $domainId)
+    public function __construct(string $domainId)
     {
         $this->domainId = $domainId;
     }