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Revision Autor Zeilennr. Zeile
148 lars 1 
<?php
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namespace Illuminate\Validation;
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use Illuminate\Contracts\Validation\DataAwareRule;
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use Illuminate\Contracts\Validation\ImplicitRule;
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use Illuminate\Contracts\Validation\InvokableRule;
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use Illuminate\Contracts\Validation\Rule;
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use Illuminate\Contracts\Validation\ValidatorAwareRule;
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use Illuminate\Translation\PotentiallyTranslatedString;
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class InvokableValidationRule implements Rule, ValidatorAwareRule
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{
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    /**
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     * The invokable that validates the attribute.
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     *
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     * @var \Illuminate\Contracts\Validation\InvokableRule
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     */
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    protected $invokable;
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    /**
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     * Indicates if the validation invokable failed.
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     *
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     * @var bool
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     */
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    protected $failed = false;
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    /**
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     * The validation error messages.
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     *
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     * @var array
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     */
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    protected $messages = [];
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    /**
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     * The current validator.
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     *
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     * @var \Illuminate\Validation\Validator
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     */
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    protected $validator;
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    /**
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     * The data under validation.
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     *
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     * @var array
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     */
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    protected $data = [];
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    /**
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     * Create a new explicit Invokable validation rule.
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     *
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     * @param  \Illuminate\Contracts\Validation\InvokableRule  $invokable
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     * @return void
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     */
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    protected function __construct(InvokableRule $invokable)
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    {
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        $this->invokable = $invokable;
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    }
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    /**
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     * Create a new implicit or explicit Invokable validation rule.
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     *
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     * @param  \Illuminate\Contracts\Validation\InvokableRule  $invokable
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     * @return \Illuminate\Contracts\Validation\Rule
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     */
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    public static function make($invokable)
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    {
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        if ($invokable->implicit ?? false) {
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            return new class($invokable) extends InvokableValidationRule implements ImplicitRule {};
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        }
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        return new InvokableValidationRule($invokable);
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    }
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    /**
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     * Determine if the validation rule passes.
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     *
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     * @param  string  $attribute
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     * @param  mixed  $value
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     * @return bool
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     */
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    public function passes($attribute, $value)
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    {
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        $this->failed = false;
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        if ($this->invokable instanceof DataAwareRule) {
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            $this->invokable->setData($this->validator->getData());
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        }
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        if ($this->invokable instanceof ValidatorAwareRule) {
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            $this->invokable->setValidator($this->validator);
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        }
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        $this->invokable->__invoke($attribute, $value, function ($attribute, $message = null) {
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            $this->failed = true;
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            return $this->pendingPotentiallyTranslatedString($attribute, $message);
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        });
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        return ! $this->failed;
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    }
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    /**
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     * Get the underlying invokable rule.
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     *
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     * @return \Illuminate\Contracts\Validation\InvokableRule
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     */
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    public function invokable()
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    {
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        return $this->invokable;
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    }
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    /**
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     * Get the validation error messages.
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     *
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     * @return array
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     */
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    public function message()
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    {
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        return $this->messages;
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    }
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    /**
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     * Set the data under validation.
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     *
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     * @param  array  $data
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     * @return $this
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     */
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    public function setData($data)
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    {
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        $this->data = $data;
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        return $this;
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    }
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    /**
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     * Set the current validator.
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     *
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     * @param  \Illuminate\Validation\Validator  $validator
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     * @return $this
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     */
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    public function setValidator($validator)
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    {
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        $this->validator = $validator;
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        return $this;
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    }
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    /**
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     * Create a pending potentially translated string.
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     *
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     * @param  string  $attribute
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     * @param  string|null  $message
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     * @return \Illuminate\Translation\PotentiallyTranslatedString
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     */
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    protected function pendingPotentiallyTranslatedString($attribute, $message)
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    {
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        $destructor = $message === null
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            ? fn ($message) => $this->messages[] = $message
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            : fn ($message) => $this->messages[$attribute] = $message;
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        return new class($message ?? $attribute, $this->validator->getTranslator(), $destructor) extends PotentiallyTranslatedString
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        {
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            /**
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             * The callback to call when the object destructs.
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             *
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             * @var \Closure
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             */
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            protected $destructor;
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            /**
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             * Create a new pending potentially translated string.
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             *
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             * @param  string  $message
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             * @param  \Illuminate\Contracts\Translation\Translator  $translator
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             * @param  \Closure  $destructor
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             */
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            public function __construct($message, $translator, $destructor)
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            {
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                parent::__construct($message, $translator);
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                $this->destructor = $destructor;
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            }
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            /**
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             * Handle the object's destruction.
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             *
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             * @return void
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             */
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            public function __destruct()
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            {
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                ($this->destructor)($this->toString());
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            }
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        };
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    }
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}