mirror of
https://github.com/kamilwylegala/cakephp2-php8.git
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493 lines
14 KiB
PHP
493 lines
14 KiB
PHP
<?php
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/**
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* ModelValidator.
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*
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* Provides the Model validation logic.
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*
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* PHP versions 5
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*
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* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
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* Copyright 2005-2011, Cake Software Foundation, Inc. (http://cakefoundation.org)
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*
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* Licensed under The MIT License
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* Redistributions of files must retain the above copyright notice.
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*
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* @copyright Copyright 2005-2011, Cake Software Foundation, Inc. (http://cakefoundation.org)
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* @link http://cakephp.org CakePHP(tm) Project
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* @package Cake.Model
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* @since CakePHP(tm) v 2.2.0
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* @license MIT License (http://www.opensource.org/licenses/mit-license.php)
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*/
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App::uses('CakeValidationSet', 'Model/Validator');
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/**
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* ModelValidator object.
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*
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* @package Cake.Model
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* @link http://book.cakephp.org/2.0/en/data-validation.html
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*/
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class ModelValidator implements ArrayAccess, IteratorAggregate, Countable {
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/**
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* Holds the CakeValidationSet objects array
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*
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* @var array
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*/
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protected $_fields = array();
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/**
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* Holds the reference to the model the Validator is attached to
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*
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* @var Model
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*/
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protected $_model = array();
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/**
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* The validators $validate property
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*
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* @var array
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*/
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protected $_validate = array();
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/**
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* Holds the available custom callback methods
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*
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* @var array
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*/
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protected $_methods = array();
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/**
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* Constructor
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*
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* @param Model $Model A reference to the Model the Validator is attached to
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*/
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public function __construct(Model $Model) {
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$this->_model = $Model;
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}
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/**
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* Returns true if all fields pass validation. Will validate hasAndBelongsToMany associations
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* that use the 'with' key as well. Since _saveMulti is incapable of exiting a save operation.
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*
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* Will validate the currently set data. Use Model::set() or Model::create() to set the active data.
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*
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* @param array $options An optional array of custom options to be made available in the beforeValidate callback
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* @return boolean True if there are no errors
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*/
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public function validates($options = array()) {
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$errors = $this->errors($options);
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if (empty($errors) && $errors !== false) {
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$errors = $this->_validateWithModels($options);
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}
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if (is_array($errors)) {
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return count($errors) === 0;
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}
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return $errors;
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}
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/**
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* Validates a single record, as well as all its directly associated records.
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*
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* #### Options
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*
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* - atomic: If true (default), returns boolean. If false returns array.
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* - fieldList: Equivalent to the $fieldList parameter in Model::save()
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* - deep: If set to true, not only directly associated data , but deeper nested associated data is validated as well.
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*
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* @param array $data Record data to validate. This should be an array indexed by association name.
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* @param array $options Options to use when validating record data (see above), See also $options of validates().
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* @return array|boolean If atomic: True on success, or false on failure.
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* Otherwise: array similar to the $data array passed, but values are set to true/false
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* depending on whether each record validated successfully.
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*/
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public function validateAssociated($data, $options = array()) {
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$model = $this->getModel();
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$options = array_merge(array('atomic' => true, 'deep' => false), $options);
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$model->validationErrors = $validationErrors = $return = array();
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if (!($model->create($data) && $model->validates($options))) {
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$validationErrors[$model->alias] = $model->validationErrors;
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$return[$model->alias] = false;
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} else {
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$return[$model->alias] = true;
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}
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$associations = $model->getAssociated();
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foreach ($data as $association => $values) {
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$validates = true;
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if (isset($associations[$association])) {
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if (in_array($associations[$association], array('belongsTo', 'hasOne'))) {
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if ($options['deep']) {
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$validates = $model->{$association}->validateAssociated($values, $options);
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} else {
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$validates = $model->{$association}->create($values) !== null && $model->{$association}->validates($options);
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}
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if (is_array($validates)) {
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if (in_array(false, $validates, true)) {
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$validates = false;
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} else {
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$validates = true;
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}
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}
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$return[$association] = $validates;
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} elseif ($associations[$association] === 'hasMany') {
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$validates = $model->{$association}->validateMany($values, $options);
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$return[$association] = $validates;
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}
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if (!$validates || (is_array($validates) && in_array(false, $validates, true))) {
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$validationErrors[$association] = $model->{$association}->validationErrors;
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}
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}
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}
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$model->validationErrors = $validationErrors;
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if (isset($validationErrors[$model->alias])) {
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$model->validationErrors = $validationErrors[$model->alias];
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}
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if (!$options['atomic']) {
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return $return;
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}
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if ($return[$model->alias] === false || !empty($model->validationErrors)) {
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return false;
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}
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return true;
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}
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/**
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* Validates multiple individual records for a single model
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*
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* #### Options
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*
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* - atomic: If true (default), returns boolean. If false returns array.
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* - fieldList: Equivalent to the $fieldList parameter in Model::save()
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* - deep: If set to true, all associated data will be validated as well.
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*
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* @param array $data Record data to validate. This should be a numerically-indexed array
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* @param array $options Options to use when validating record data (see above), See also $options of validates().
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* @return boolean True on success, or false on failure.
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* @return mixed If atomic: True on success, or false on failure.
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* Otherwise: array similar to the $data array passed, but values are set to true/false
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* depending on whether each record validated successfully.
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*/
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public function validateMany($data, $options = array()) {
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$model = $this->getModel();
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$options = array_merge(array('atomic' => true, 'deep' => false), $options);
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$model->validationErrors = $validationErrors = $return = array();
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foreach ($data as $key => $record) {
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if ($options['deep']) {
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$validates = $model->validateAssociated($record, $options);
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} else {
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$validates = $model->create($record) && $model->validates($options);
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}
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if ($validates === false || (is_array($validates) && in_array(false, $validates, true))) {
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$validationErrors[$key] = $model->validationErrors;
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$validates = false;
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} else {
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$validates = true;
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}
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$return[$key] = $validates;
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}
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$model->validationErrors = $validationErrors;
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if (!$options['atomic']) {
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return $return;
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}
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if (empty($model->validationErrors)) {
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return true;
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}
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return false;
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}
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/**
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* Returns an array of fields that have failed validation. On the current model.
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*
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* @param string $options An optional array of custom options to be made available in the beforeValidate callback
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* @return array Array of invalid fields
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* @see Model::validates()
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*/
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public function errors($options = array()) {
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if (!$this->_triggerBeforeValidate($options)) {
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return false;
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}
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$model = $this->getModel();
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if (!$this->_parseRules()) {
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return $model->validationErrors;
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}
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$fieldList = isset($options['fieldList']) ? $options['fieldList'] : array();
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$exists = $model->exists();
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$methods = $this->getMethods();
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$fields = $this->_validationList($fieldList);
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foreach ($fields as $field) {
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$field->setMethods($methods);
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$field->setValidationDomain($model->validationDomain);
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$data = isset($model->data[$model->alias]) ? $model->data[$model->alias] : array();
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$errors = $field->validate($data, $exists);
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foreach ($errors as $error) {
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$this->invalidate($field->field, $error);
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}
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}
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return $model->validationErrors;
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}
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/**
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* Marks a field as invalid, optionally setting the name of validation
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* rule (in case of multiple validation for field) that was broken.
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*
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* @param string $field The name of the field to invalidate
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* @param string $value Name of validation rule that failed, or validation message to
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* be returned. If no validation key is provided, defaults to true.
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* @return void
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*/
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public function invalidate($field, $value = true) {
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$this->getModel()->validationErrors[$field][] = $value;
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}
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/**
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* Gets all possible custom methods from the Model, Behaviors and the Validator.
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* gets the corresponding methods.
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*
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* @return array The requested methods
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*/
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public function getMethods() {
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if (!empty($this->_methods)) {
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return $this->_methods;
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}
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$methods = array();
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foreach (get_class_methods($this->_model) as $method) {
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$methods[strtolower($method)] = array($this->_model, $method);
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}
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foreach (array_keys($this->_model->Behaviors->methods()) as $mthod) {
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$methods += array(strtolower($method) => array($this->_model, $method));
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}
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return $this->_methods = $methods;
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}
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/**
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* Gets all fields if $name is null (default), or the field for fieldname $name if it's found.
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*
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* @param string $name [optional] The fieldname to fetch. Defaults to null.
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* @return mixed Either array of CakeValidationSet objects , single object for $name or false when $name not present in fields
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*/
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public function getFields($name = null) {
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if ($name !== null && !empty($this->_fields[$name])) {
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return $this->_fields[$name];
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} elseif ($name !==null) {
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return false;
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}
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return $this->_fields;
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}
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/**
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* Sets the CakeValidationSet instances from the Model::$validate property after processing the fieldList and whiteList.
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* If Model::$validate is not set or empty, this method returns false. True otherwise.
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*
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* @return boolean True if Model::$validate was processed, false otherwise
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*/
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protected function _parseRules() {
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if ($this->_validate === $this->_model->validate) {
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return true;
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}
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if (empty($this->_model->validate)) {
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$this->_validate = array();
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$this->_fields = array();
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return false;
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}
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$this->_validate = $this->_model->validate;
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$this->_fields = array();
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$methods = $this->getMethods();
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foreach ($this->_validate as $fieldName => $ruleSet) {
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$this->_fields[$fieldName] = new CakeValidationSet($fieldName, $ruleSet, $methods);
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}
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return true;
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}
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/**
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* Sets the I18n domain for validation messages. This method is chainable.
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*
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* @param string $validationDomain [optional] The validation domain to be used.
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* @return ModelValidator
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*/
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public function setValidationDomain($validationDomain = null) {
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if (empty($validationDomain)) {
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$validationDomain = 'default';
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}
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$this->getModel()->validationDomain = $validationDomain;
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return $this;
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}
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/**
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* Gets the parent Model
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*
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* @return Model
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*/
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public function getModel() {
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return $this->_model;
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}
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/**
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* Processes the Model's whitelist and returns the list of fields
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* to be validated
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*
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* @return array List of validation rules to be applied
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*/
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protected function _validationList($fieldList = array()) {
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$model = $this->getModel();
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$whitelist = $model->whitelist;
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if (!empty($fieldList)) {
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if (!empty($fieldList[$model->alias]) && is_array($fieldList[$model->alias])) {
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$whitelist = $fieldList[$model->alias];
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} else {
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$whitelist = $fieldList;
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}
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}
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unset($fieldList);
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$validateList = array();
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if (!empty($whitelist)) {
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$this->validationErrors = array();
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foreach ((array)$whitelist as $f) {
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if (!empty($this->_fields[$f])) {
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$validateList[$f] = $this->_fields[$f];
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}
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}
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} else {
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return $this->_fields;
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}
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return $validateList;
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}
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/**
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* Runs validation for hasAndBelongsToMany associations that have 'with' keys
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* set. And data in the set() data set.
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*
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* @param array $options Array of options to use on Validation of with models
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* @return boolean Failure of validation on with models.
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* @see Model::validates()
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*/
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protected function _validateWithModels($options) {
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$valid = true;
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$model = $this->getModel();
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foreach ($model->hasAndBelongsToMany as $assoc => $association) {
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if (empty($association['with']) || !isset($model->data[$assoc])) {
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continue;
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}
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list($join) = $model->joinModel($model->hasAndBelongsToMany[$assoc]['with']);
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$data = $model->data[$assoc];
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$newData = array();
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foreach ((array)$data as $row) {
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if (isset($row[$model->hasAndBelongsToMany[$assoc]['associationForeignKey']])) {
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$newData[] = $row;
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} elseif (isset($row[$join]) && isset($row[$join][$model->hasAndBelongsToMany[$assoc]['associationForeignKey']])) {
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$newData[] = $row[$join];
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}
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}
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if (empty($newData)) {
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continue;
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}
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foreach ($newData as $data) {
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$data[$model->hasAndBelongsToMany[$assoc]['foreignKey']] = $model->id;
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$model->{$join}->create($data);
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$valid = ($valid && $model->{$join}->validator()->validates($options));
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}
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}
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return $valid;
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}
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/**
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* Propagates the beforeValidate event
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*
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* @param array $options
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* @return boolean
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*/
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protected function _triggerBeforeValidate($options = array()) {
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$model = $this->getModel();
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$event = new CakeEvent('Model.beforeValidate', $model, array($options));
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list($event->break, $event->breakOn) = array(true, false);
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$model->getEventManager()->dispatch($event);
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if ($event->isStopped()) {
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return false;
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}
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return true;
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}
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/**
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* Returns wheter a rule set is defined for a field or not
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*
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* @param string $field name of the field to check
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* @return boolean
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**/
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public function offsetExists($field) {
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$this->_parseRules();
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return isset($this->_fields[$field]);
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}
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/**
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* Returns the rule set for a field
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*
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* @param string $field name of the field to check
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* @return CakeValidationSet
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**/
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public function offsetGet($field) {
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$this->_parseRules();
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return $this->_fields[$field];
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}
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/**
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* Sets the rule set for a field
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*
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* @param string $field name of the field to set
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* @param array|CakeValidationSet $rules set of rules to apply to field
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* @return void
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**/
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public function offsetSet($field, $rules) {
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$this->_parseRules();
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if (!$rules instanceof CakeValidationSet) {
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$rules = new CakeValidationSet($field, $rules, $this->getMethods());
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}
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$this->_fields[$field] = $rules;
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}
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/**
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* Unsets the rulset for a field
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*
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* @param string $field name of the field to unset
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* @return void
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**/
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public function offsetUnset($field) {
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unset($this->_fields[$field]);
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}
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/**
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* Returns an iterator for each of the fields to be validated
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*
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* @return ArrayIterator
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**/
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public function getIterator() {
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$this->_parseRules();
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return new ArrayIterator($this->_fields);
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}
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/**
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* Returns the numbers of fields having validation rules
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*
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* @return int
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**/
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public function count() {
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$this->_parseRules();
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return count($this->_fields);
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}
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}
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