Use exception handlers instead of JsonApiSerializableInterface

src/Api/Handler/FloodingExceptionHandler.php

@@ -0,0 +1,38 @@
+<?php
+/*
+ * This file is part of Flarum.
+ *
+ * (c) Toby Zerner <toby.zerner@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Flarum\Api\Handler;
+
+use Exception;
+use Flarum\Core\Exception\FloodingException;
+use Tobscure\JsonApi\Exception\Handler\ExceptionHandlerInterface;
+use Tobscure\JsonApi\Exception\Handler\ResponseBag;
+
+class FloodingExceptionHandler implements ExceptionHandlerInterface
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function manages(Exception $e)
+    {
+        return $e instanceof FloodingException;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function handle(Exception $e)
+    {
+        $status = 429;
+        $error = [];
+
+        return new ResponseBag($status, [$error]);
+    }
+}

src/Api/Handler/IlluminateValidationExceptionHandler.php

@@ -0,0 +1,45 @@
+<?php
+/*
+ * This file is part of Flarum.
+ *
+ * (c) Toby Zerner <toby.zerner@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Flarum\Api\Handler;
+
+use Exception;
+use Illuminate\Contracts\Validation\ValidationException;
+use Tobscure\JsonApi\Exception\Handler\ExceptionHandlerInterface;
+use Tobscure\JsonApi\Exception\Handler\ResponseBag;
+
+class IlluminateValidationExceptionHandler implements ExceptionHandlerInterface
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function manages(Exception $e)
+    {
+        return $e instanceof ValidationException;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function handle(Exception $e)
+    {
+        $status = 422;
+
+        $errors = $e->errors()->toArray();
+        $errors = array_map(function ($field, $messages) {
+            return [
+                'detail' => implode("\n", $messages),
+                'source' => ['pointer' => '/data/attributes/' . $field],
+            ];
+        }, array_keys($errors), $errors);
+
+        return new ResponseBag($status, $errors);
+    }
+}

src/Api/Handler/InvalidConfirmationTokenExceptionHandler.php

@@ -0,0 +1,38 @@
+<?php
+/*
+ * This file is part of Flarum.
+ *
+ * (c) Toby Zerner <toby.zerner@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Flarum\Api\Handler;
+
+use Exception;
+use Flarum\Core\Exception\InvalidConfirmationTokenException;
+use Tobscure\JsonApi\Exception\Handler\ExceptionHandlerInterface;
+use Tobscure\JsonApi\Exception\Handler\ResponseBag;
+
+class InvalidConfirmationTokenExceptionHandler implements ExceptionHandlerInterface
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function manages(Exception $e)
+    {
+        return $e instanceof InvalidConfirmationTokenException;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function handle(Exception $e)
+    {
+        $status = 403;
+        $error = ['code' => 'invalid_confirmation_token'];
+
+        return new ResponseBag($status, [$error]);
+    }
+}

src/Api/Handler/ModelNotFoundExceptionHandler.php

@@ -0,0 +1,38 @@
+<?php
+/*
+ * This file is part of Flarum.
+ *
+ * (c) Toby Zerner <toby.zerner@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Flarum\Api\Handler;
+
+use Exception;
+use Illuminate\Database\Eloquent\ModelNotFoundException;
+use Tobscure\JsonApi\Exception\Handler\ExceptionHandlerInterface;
+use Tobscure\JsonApi\Exception\Handler\ResponseBag;
+
+class ModelNotFoundExceptionHandler implements ExceptionHandlerInterface
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function manages(Exception $e)
+    {
+        return $e instanceof ModelNotFoundException;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function handle(Exception $e)
+    {
+        $status = 404;
+        $error = [];
+
+        return new ResponseBag($status, [$error]);
+    }
+}

src/Api/Handler/PermissionDeniedExceptionHandler.php

@@ -0,0 +1,38 @@
+<?php
+/*
+ * This file is part of Flarum.
+ *
+ * (c) Toby Zerner <toby.zerner@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Flarum\Api\Handler;
+
+use Exception;
+use Flarum\Core\Exception\PermissionDeniedException;
+use Tobscure\JsonApi\Exception\Handler\ExceptionHandlerInterface;
+use Tobscure\JsonApi\Exception\Handler\ResponseBag;
+
+class PermissionDeniedExceptionHandler implements ExceptionHandlerInterface
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function manages(Exception $e)
+    {
+        return $e instanceof PermissionDeniedException;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function handle(Exception $e)
+    {
+        $status = 401;
+        $error = [];
+
+        return new ResponseBag($status, [$error]);
+    }
+}

src/Api/Handler/ValidationExceptionHandler.php

@@ -0,0 +1,44 @@
+<?php
+/*
+ * This file is part of Flarum.
+ *
+ * (c) Toby Zerner <toby.zerner@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Flarum\Api\Handler;
+
+use Exception;
+use Flarum\Core\Exception\ValidationException;
+use Tobscure\JsonApi\Exception\Handler\ExceptionHandlerInterface;
+use Tobscure\JsonApi\Exception\Handler\ResponseBag;
+
+class ValidationExceptionHandler implements ExceptionHandlerInterface
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function manages(Exception $e)
+    {
+        return $e instanceof ValidationException;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function handle(Exception $e)
+    {
+        $status = 422;
+
+        $messages = $e->getMessages();
+        $errors = array_map(function ($path, $detail) {
+            $source = ['pointer' => '/data/attributes/' . $path];
+
+            return compact('source', 'detail');
+        }, array_keys($messages), $messages);
+
+        return new ResponseBag($status, $errors);
+    }
+}