暂存

vendor/illuminate/validation/ValidationException.php

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+<?php
+
+namespace Illuminate\Validation;
+
+use Exception;
+use Illuminate\Support\Arr;
+use Illuminate\Support\Facades\Validator as ValidatorFacade;
+
+class ValidationException extends Exception
+{
+    /**
+     * The validator instance.
+     *
+     * @var \Illuminate\Contracts\Validation\Validator
+     */
+    public $validator;
+
+    /**
+     * The recommended response to send to the client.
+     *
+     * @var \Symfony\Component\HttpFoundation\Response|null
+     */
+    public $response;
+
+    /**
+     * The status code to use for the response.
+     *
+     * @var int
+     */
+    public $status = 422;
+
+    /**
+     * The name of the error bag.
+     *
+     * @var string
+     */
+    public $errorBag;
+
+    /**
+     * The path the client should be redirected to.
+     *
+     * @var string|null
+     */
+    public $redirectTo;
+
+    /**
+     * Create a new exception instance.
+     *
+     * @param  \Illuminate\Contracts\Validation\Validator  $validator
+     * @param  \Symfony\Component\HttpFoundation\Response|null  $response
+     * @param  string  $errorBag
+     */
+    public function __construct($validator, $response = null, $errorBag = 'default')
+    {
+        parent::__construct(static::summarize($validator));
+
+        $this->response = $response;
+        $this->errorBag = $errorBag;
+        $this->validator = $validator;
+    }
+
+    /**
+     * Create a new validation exception from a plain array of messages.
+     *
+     * @param  array  $messages
+     * @return static
+     */
+    public static function withMessages(array $messages)
+    {
+        return new static(tap(ValidatorFacade::make([], []), function ($validator) use ($messages) {
+            foreach ($messages as $key => $value) {
+                foreach (Arr::wrap($value) as $message) {
+                    $validator->errors()->add($key, $message);
+                }
+            }
+        }));
+    }
+
+    /**
+     * Create an error message summary from the validation errors.
+     *
+     * @param  \Illuminate\Contracts\Validation\Validator  $validator
+     * @return string
+     */
+    protected static function summarize($validator)
+    {
+        $messages = $validator->errors()->all();
+
+        if (! count($messages) || ! is_string($messages[0])) {
+            return $validator->getTranslator()->get('The given data was invalid.');
+        }
+
+        $message = array_shift($messages);
+
+        if ($count = count($messages)) {
+            $pluralized = $count === 1 ? 'error' : 'errors';
+
+            $message .= ' '.$validator->getTranslator()->choice("(and :count more $pluralized)", $count, compact('count'));
+        }
+
+        return $message;
+    }
+
+    /**
+     * Get all of the validation error messages.
+     *
+     * @return array
+     */
+    public function errors()
+    {
+        return $this->validator->errors()->messages();
+    }
+
+    /**
+     * Set the HTTP status code to be used for the response.
+     *
+     * @param  int  $status
+     * @return $this
+     */
+    public function status($status)
+    {
+        $this->status = $status;
+
+        return $this;
+    }
+
+    /**
+     * Set the error bag on the exception.
+     *
+     * @param  string  $errorBag
+     * @return $this
+     */
+    public function errorBag($errorBag)
+    {
+        $this->errorBag = $errorBag;
+
+        return $this;
+    }
+
+    /**
+     * Set the URL to redirect to on a validation error.
+     *
+     * @param  string  $url
+     * @return $this
+     */
+    public function redirectTo($url)
+    {
+        $this->redirectTo = $url;
+
+        return $this;
+    }
+
+    /**
+     * Get the underlying response instance.
+     *
+     * @return \Symfony\Component\HttpFoundation\Response|null
+     */
+    public function getResponse()
+    {
+        return $this->response;
+    }
+}