[李景山php]每天laravel-20161001|Validator.php-1

namespace Illuminate\Validation;use Closure;use DateTime;use Countable;use Exception;use DateTimeZone;use RuntimeException;use Illuminate\Support\Arr;use Illuminate\Support\Str;use BadMethodCallException;use InvalidArgumentException;use Illuminate\Support\Fluent;use Illuminate\Support\MessageBag;use Illuminate\Contracts\Container\Container;use Symfony\Component\HttpFoundation\File\File;use Symfony\Component\Translation\TranslatorInterface;use Symfony\Component\HttpFoundation\File\UploadedFile;use Illuminate\Contracts\Validation\Validator as ValidatorContract;// more namespaceclass Validator implements ValidatorContract{// class Validator implements ValidatorContract    /**     * The Translator implementation.     *     * @var \Symfony\Component\Translation\TranslatorInterface     */    protected $translator;//The Translator implementation    /**     * The Presence Verifier implementation.     *     * @var \Illuminate\Validation\PresenceVerifierInterface     */    protected $presenceVerifier;//The Presence Verifier implementation    /**     * The container instance.     *     * @var \Illuminate\Contracts\Container\Container     */    protected $container;// a instance about container    /**     * The failed validation rules.     *     * @var array     */    protected $failedRules = [];// The failed validation rules    /**     * The message bag instance.     *     * @var \Illuminate\Support\MessageBag     */    protected $messages;//The message bag instance.    /**     * The data under validation.     *     * @var array     */    protected $data;//The data under validation    /**     * The files under validation.     *     * @var array     */    protected $files = [];//The files under validation    /**     * The rules to be applied to the data.     *     * @var array     */    protected $rules;//The rules to be applied to the data    /**     * All of the registered "after" callbacks.     *     * @var array     */    protected $after = [];//All of the registered "after" callbacks    /**     * The array of custom error messages.     *     * @var array     */    protected $customMessages = [];//The array of custom error messages.    /**     * The array of fallback error messages.     *     * @var array     */    protected $fallbackMessages = [];//The array of fallback error messages.    /**     * The array of custom attribute names.     *     * @var array     */    protected $customAttributes = [];// The array of custom attribute names.    /**     * The array of custom displayabled values.     *     * @var array     */    protected $customValues = [];//The array o custom displayabled values.    /**     * All of the custom validator extensions.     *     * @var array     */    protected $extensions = [];// All of the custom validator extensions    /**     * All of the custom replacer extensions.     *     * @var array     */    protected $replacers = [];// All of the custom replacer extensions.    /**     * The size related validation rules.     *     * @var array     */    protected $sizeRules = ['Size', 'Between', 'Min', 'Max'];// The size related validation rules.    /**     * The numeric related validation rules.     *     * @var array     */    protected $numericRules = ['Numeric', 'Integer'];//The numeric related validation rules.    /**     * The validation rules that imply the field is required.     *     * @var array     */    protected $implicitRules = [        'Required', 'RequiredWith', 'RequiredWithAll', 'RequiredWithout', 'RequiredWithoutAll',        'RequiredIf', 'RequiredUnless', 'Accepted',        // 'Array', 'Boolean', 'Integer', 'Numeric', 'String',    ];// The validation rules that imply the field is required.    /**     * The validation rules which depend on other fields as parameters.     *     * @var array     */    protected $dependentRules = [        'RequiredWith', 'RequiredWithAll', 'RequiredWithout', 'RequiredWithoutAll',        'RequiredIf', 'RequiredUnless', 'Confirmed', 'Same', 'Different',    ];//The validation rules which depend on other fields as parameters.    /**     * Create a new Validator instance.     *     * @param  \Symfony\Component\Translation\TranslatorInterface  $translator     * @param  array  $data     * @param  array  $rules     * @param  array  $messages     * @param  array  $customAttributes     * @return void     */    public function __construct(TranslatorInterface $translator, array $data, array $rules, array $messages = [], array $customAttributes = [])    {// parameters is more        $this->translator = $translator;        $this->customMessages = $messages;        $this->data = $this->parseData($data);        $this->customAttributes = $customAttributes;// set parameters        // Explode the rules first so that the implicit ->each calls are made...        $rules = $this->explodeRules($rules);// get rules from the $ rules        $this->rules = array_merge((array) $this->rules, $rules);// array_merge    }// Create a new Validator messages    /**     * Parse the data and hydrate the files array.     *     * @param  array   $data     * @param  string  $arrayKey     * @return array     */    protected function parseData(array $data, $arrayKey = null)    {        if (is_null($arrayKey)) {            $this->files = [];//set the value  array        }//parseData data        // no arrayKey no return        foreach ($data as $key => $value) {            $key = ($arrayKey) ? "$arrayKey.$key" : $key;// get this key            // If this value is an instance of the HttpFoundation File class we will            // remove it from the data array and add it to the files array, which            // we use to conveniently separate out these files from other data.            if ($value instanceof File) {// determine this values                $this->files[$key] = $value;// change this                unset($data[$key]);// delete this $key            } elseif (is_array($value)) {                $this->parseData($value, $key);            }// parse Data        }        return $data;    }//    /**     * Explode the rules into an array of rules.     *     * @param  string|array  $rules     * @return array     */    protected function explodeRules($rules)    {        foreach ($rules as $key => $rule) {            if (Str::contains($key, '*')) {                $this->each($key, [$rule]);                unset($rules[$key]);            } else {                $rules[$key] = (is_string($rule)) ? explode('|', $rule) : $rule;            }// a lot of rules        }// rules as        return $rules;// rules    }//Explode