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1073 lines
26 KiB
1073 lines
26 KiB
<?php
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/**
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* Part of the Fuel framework.
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*
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* @package Fuel
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* @version 1.8
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* @author Fuel Development Team
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* @license MIT License
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* @copyright 2010 - 2016 Fuel Development Team
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* @link http://fuelphp.com
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*/
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namespace Fuel\Core;
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// ------------------------------------------------------------------------
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/**
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* Validation
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*
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* Static object to allow static usage of validation through singleton.
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*
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* @package Fuel
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* @subpackage Core
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* @category Core
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*/
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class Validation
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{
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/**
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* @var Validation keeps a reference to an instance of Validation while it is being run
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*/
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protected static $active;
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/**
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* @var Fieldset_Field keeps a reference to an instance of the Fieldset_Field validation is being run on
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*/
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protected static $active_field;
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/**
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* Gets a new instance of the Validation class.
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*
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* @param string The name or instance of the Fieldset to link to
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* @return Validation
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*/
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public static function forge($fieldset = 'default')
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{
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if (is_string($fieldset))
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{
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($set = \Fieldset::instance($fieldset)) and $fieldset = $set;
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}
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if ($fieldset instanceof Fieldset)
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{
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if ($fieldset->validation(false) != null)
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{
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throw new \DomainException('Form instance already exists, cannot be recreated. Use instance() instead of forge() to retrieve the existing instance.');
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}
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}
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return new static($fieldset);
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}
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public static function instance($name = null)
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{
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$fieldset = \Fieldset::instance($name);
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return $fieldset === false ? false : $fieldset->validation();
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}
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/**
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* Fetch the currently active validation instance
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*
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* @return Validation
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*/
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public static function active()
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{
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return static::$active;
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}
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/**
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* Set or unset the currently active validation instance
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*/
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protected static function set_active($instance = null)
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{
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static::$active = $instance;
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}
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/**
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* Fetch the field currently being validated
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*/
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public static function active_field()
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{
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return static::$active_field;
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}
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/**
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* Set or unset the current field being validated
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*/
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protected static function set_active_field($instance = null)
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{
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static::$active_field = $instance;
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}
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/**
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* @var Fieldset the fieldset this instance validates
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*/
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protected $fieldset;
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/**
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* @var array available after validation started running: contains given input values
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*/
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protected $input = array();
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/**
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* @var array contains values of fields that validated successfully
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*/
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protected $validated = array();
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/**
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* @var array contains Validation_Error instances of encountered errors
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*/
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protected $errors = array();
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/**
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* @var array contains a list of classnames and objects that may contain validation methods
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*/
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protected $callables = array();
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/**
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* @var bool $global_input_fallback whether to fall back to Input::param
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*/
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protected $global_input_fallback = true;
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/**
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* @var array contains validation error messages, will overwrite those from lang files
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*/
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protected $error_messages = array();
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protected function __construct($fieldset)
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{
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if ($fieldset instanceof Fieldset)
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{
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$fieldset->validation($this);
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$this->fieldset = $fieldset;
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}
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else
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{
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$this->fieldset = \Fieldset::forge($fieldset, array('validation_instance' => $this));
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}
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$this->callables = array($this);
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$this->global_input_fallback = \Config::get('validation.global_input_fallback', true);
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}
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/**
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* Returns the related fieldset
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*
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* @return Fieldset
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*/
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public function fieldset()
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{
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return $this->fieldset;
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}
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/**
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* Simpler alias for Validation->add()
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*
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* @param string $name Field name
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* @param string $label Field label
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* @param string $rules Rules as a piped string
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* @return Fieldset_Field $this to allow chaining
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* @depricated Remove in v2.0, passing rules as string is to be removed use add() instead
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*/
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public function add_field($name, $label, $rules)
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{
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$field = $this->add($name, $label);
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is_array($rules) or $rules = explode('|', $rules);
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foreach ($rules as $rule)
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{
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if (($pos = strpos($rule, '[')) !== false)
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{
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preg_match('#\[(.*)\]#', $rule, $param);
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$rule = substr($rule, 0, $pos);
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// deal with rules that have comma's in the rule parameter
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if (in_array($rule, array('match_pattern')))
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{
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call_fuel_func_array(array($field, 'add_rule'), array_merge(array($rule), array($param[1])));
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}
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elseif (in_array($rule, array('valid_string')))
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{
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call_fuel_func_array(array($field, 'add_rule'), array_merge(array($rule), array(explode(',', $param[1]))));
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}
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else
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{
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call_fuel_func_array(array($field, 'add_rule'), array_merge(array($rule), explode(',', $param[1])));
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}
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}
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else
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{
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$field->add_rule($rule);
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}
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}
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return $field;
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}
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/**
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* This will overwrite lang file messages for this validation instance
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*
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* @param string
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* @param string
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* @return Validation this, to allow chaining
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*/
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public function set_message($rule, $message)
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{
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if ($message !== null)
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{
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$this->error_messages[$rule] = $message;
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}
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else
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{
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unset($this->error_messages[$rule]);
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}
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return $this;
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}
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/**
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* Fetches a specific error message for this validation instance
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*
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* @param string
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* @return string
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*/
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public function get_message($rule)
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{
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if ( ! array_key_exists($rule, $this->error_messages))
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{
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return false;
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}
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return $this->error_messages[$rule];
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}
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/**
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* Add Callable
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*
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* Adds an object for which you don't need to write a full callback, just
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* the method as a string will do. This also allows for overwriting functionality
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* from this object because the new class is prepended.
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*
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* @param string|Object $class Classname or object
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* @return Validation this, to allow chaining
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*/
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public function add_callable($class)
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{
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if ( ! (is_object($class) || class_exists($class)))
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{
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throw new \InvalidArgumentException('Input for add_callable is not a valid object or class.');
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}
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// Prevent having the same class twice in the array, remove to re-add on top if...
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foreach ($this->callables as $key => $c)
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{
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// ...it already exists in callables
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if ($c === $class)
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{
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unset($this->callables[$key]);
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}
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// ...new object/class extends it or an instance of it
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elseif (is_string($c) and (is_subclass_of($class, $c) or (is_object($class) and is_a($class, $c))))
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{
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unset($this->callables[$key]);
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}
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// but if there's a subclass in there to the new one, put the subclass on top and forget the new
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elseif (is_string($class) and (is_subclass_of($c, $class) or (is_object($c) and is_a($c, $class))))
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{
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unset($this->callables[$key]);
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$class = $c;
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}
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}
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array_unshift($this->callables, $class);
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return $this;
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}
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/*
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* Remove Callable
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*
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* Removes an object from the callables array
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*
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* @param string|Object $class Classname or object
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* @return Validation this, to allow chaining
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*/
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public function remove_callable($class)
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{
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if (($key = array_search($class, $this->callables, true)))
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{
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unset($this->callables[$key]);
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}
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return $this;
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}
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/**
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* Fetch the objects for which you don't need to add a full callback but
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* just the method name
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*
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* @return array
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*/
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public function callables()
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{
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return $this->callables;
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}
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/**
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* Run validation
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*
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* Performs validation with current fieldset and on given input, will try POST
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* when input wasn't given.
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*
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* @param array $input input that overwrites POST values
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* @param bool $allow_partial will skip validation of values it can't find or are null
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* @return bool $temp_callables whether validation succeeded
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*/
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public function run($input = null, $allow_partial = false, $temp_callables = array())
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{
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if (is_null($input) and \Input::method() != 'POST')
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{
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return false;
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}
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// Backup current state of callables so they can be restored after adding temp callables
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$callable_backup = $this->callables;
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// Add temporary callables, reversed so first ends on top
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foreach (array_reverse($temp_callables) as $temp_callable)
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{
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$this->add_callable($temp_callable);
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}
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static::set_active($this);
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$this->validated = array();
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$this->errors = array();
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$this->input = $input ?: array();
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$fields = $this->field(null, true);
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foreach($fields as $field)
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{
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static::set_active_field($field);
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// convert form field array's to Fuel dotted notation
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$name = str_replace(array('[', ']'), array('.', ''), $field->name);
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$value = $this->input($name);
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if (($allow_partial === true and $value === null)
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or (is_array($allow_partial) and ! in_array($field->name, $allow_partial)))
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{
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continue;
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}
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try
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{
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foreach ($field->rules as $rule)
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{
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$callback = $rule[0];
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$params = $rule[1];
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$this->_run_rule($callback, $value, $params, $field);
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}
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if (strpos($name, '.') !== false)
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{
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\Arr::set($this->validated, $name, $value);
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}
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else
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{
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$this->validated[$name] = $value;
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}
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}
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catch (Validation_Error $v)
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{
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$this->errors[$field->name] = $v;
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if($field->fieldset())
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{
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$field->fieldset()->Validation()->add_error($field->name, $v);
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}
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}
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}
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static::set_active();
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static::set_active_field();
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// Restore callables
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$this->callables = $callable_backup;
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return empty($this->errors);
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}
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/**
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* Takes the rule input and formats it into a name & callback
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*
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* @param string|array $callback short rule to be called on Validation callables array or full callback
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* @return array|bool rule array or false when it fails to find something callable
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*/
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protected function _find_rule($callback)
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{
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// Rules are validated and only accepted when given as an array consisting of
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// array(callback, params) or just callbacks in an array.
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if (is_string($callback))
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{
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$callback_method = '_validation_'.$callback;
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foreach ($this->callables as $callback_class)
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{
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if (method_exists($callback_class, $callback_method))
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{
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return array($callback => array($callback_class, $callback_method));
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}
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}
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}
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// when no callable function was found, try regular callbacks
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if (is_callable($callback))
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{
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if ($callback instanceof \Closure)
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{
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$callback_name = 'closure';
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}
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elseif (is_array($callback))
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{
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$callback_name = preg_replace('#^([a-z_]*\\\\)*#i', '',
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is_object($callback[0]) ? get_class($callback[0]) : $callback[0]).':'.$callback[1];
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}
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else
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{
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$callback_name = preg_replace('#^([a-z_]*\\\\)*#i', '', str_replace('::', ':', $callback));
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}
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return array($callback_name => $callback);
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}
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elseif (is_array($callback) and is_callable(reset($callback)))
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{
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return $callback;
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}
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else
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{
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$string = ! is_array($callback)
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? $callback
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: (is_object(@$callback[0])
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? get_class(@$callback[0]).'->'.@$callback[1]
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: @$callback[0].'::'.@$callback[1]);
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\Errorhandler::notice('Invalid rule "'.$string.'" passed to Validation, not used.');
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return false;
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}
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}
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/**
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* Run rule
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*
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* Performs a single rule on a field and its value
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*
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* @param callback $rule
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* @param mixed $value Value by reference, will be edited
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* @param array $params Extra parameters
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* @param array $field Validation field description
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* @throws \Validation_Error
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*/
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protected function _run_rule($rule, &$value, $params, $field)
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{
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if (($rule = $this->_find_rule($rule)) === false)
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{
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return;
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}
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$output = call_fuel_func_array(reset($rule), array_merge(array($value), $params));
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if ($output === false and ($value !== false or key($rule) == 'required'))
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{
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throw new \Validation_Error($field, $value, $rule, $params);
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}
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elseif ($output !== true)
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{
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$value = $output;
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}
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}
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/**
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* Fetches the input value from either post or given input
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*
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* @param string $key
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* @param mixed $default
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* @return mixed|array the input value or full input values array
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*/
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public function input($key = null, $default = null)
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{
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if ($key === null)
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{
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return $this->input;
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}
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// key transformation from form array to dot notation
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if (strpos($key, '[') !== false)
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{
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$key = str_replace(array('[', ']'), array('.', ''), $key);
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}
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// if we don't have this key
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if ( ! array_key_exists($key, $this->input))
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{
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// it might be in dot-notation
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if (strpos($key, '.') !== false)
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{
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// check the input first
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if (($result = \Arr::get($this->input, $key, null)) !== null)
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{
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$this->input[$key] = $result;
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}
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else
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{
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$this->input[$key] = $this->global_input_fallback ? \Arr::get(\Input::param(), $key, $default) : $default;
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}
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}
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else
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{
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// do a fallback to global input if needed, or use the provided default
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$this->input[$key] = $this->global_input_fallback ? \Input::param($key, $default) : $default;
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}
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}
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return $this->input[$key];
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}
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|
|
/**
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* Validated
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*
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* Returns specific validated value or all validated field=>value pairs
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*
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* @param string $field fieldname
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* @param mixed $default value to return when not validated
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* @return mixed|array the validated value or full validated values array
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*/
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public function validated($field = null, $default = false)
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{
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if ($field === null)
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{
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return $this->validated;
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}
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return array_key_exists($field, $this->validated) ? $this->validated[$field] : $default;
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}
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|
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/**
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* Error
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*
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* Return specific error or all errors thrown during validation
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*
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* @param string $field fieldname
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* @param mixed $default value to return when not validated
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* @return Validation_Error|array the validation error object or full array of error objects
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*/
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public function error($field = null, $default = false)
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{
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if ($field === null)
|
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{
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return $this->errors;
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}
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return array_key_exists($field, $this->errors) ? $this->errors[$field] : $default;
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}
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|
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/**
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* Return error message
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*
|
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* Return specific error message or all error messages thrown during validation
|
|
*
|
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* @param string $field fieldname
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* @param mixed $default value to return when not validated
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* @return string|array the error message or full array of error messages
|
|
*/
|
|
public function error_message($field = null, $default = false)
|
|
{
|
|
if ($field === null)
|
|
{
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$messages = array();
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foreach ($this->error() as $field => $e)
|
|
{
|
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$messages[$field] = $e->get_message();
|
|
}
|
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return $messages;
|
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}
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|
|
return array_key_exists($field, $this->errors) ? $this->errors[$field]->get_message() : $default;
|
|
}
|
|
|
|
/**
|
|
* Show errors
|
|
*
|
|
* Returns all errors in a list or with set markup from $options param
|
|
*
|
|
* @param array $options uses keys open_list, close_list, open_error, close_error & no_errors
|
|
* @return string
|
|
*/
|
|
public function show_errors($options = array())
|
|
{
|
|
$default = array(
|
|
'open_list' => \Config::get('validation.open_list', '<ul>'),
|
|
'close_list' => \Config::get('validation.close_list', '</ul>'),
|
|
'open_error' => \Config::get('validation.open_error', '<li>'),
|
|
'close_error' => \Config::get('validation.close_error', '</li>'),
|
|
'no_errors' => \Config::get('validation.no_errors', ''),
|
|
);
|
|
$options = array_merge($default, $options);
|
|
|
|
if (empty($this->errors))
|
|
{
|
|
return $options['no_errors'];
|
|
}
|
|
|
|
$output = $options['open_list'];
|
|
foreach($this->errors as $e)
|
|
{
|
|
$output .= $options['open_error'].$e->get_message().$options['close_error'];
|
|
}
|
|
$output .= $options['close_list'];
|
|
|
|
return $output;
|
|
}
|
|
|
|
/**
|
|
* Add error
|
|
*
|
|
* Adds an error for a given field.
|
|
*
|
|
* @param string $name field name for which to set the error
|
|
* @param Validation_Error $error error for the field
|
|
* @return Validation this, to allow chaining
|
|
*/
|
|
protected function add_error($name = null, $error = null)
|
|
{
|
|
if($name !== null and $error !== null)
|
|
{
|
|
$this->errors[$name] = $error;
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Alias for $this->fieldset->add()
|
|
*
|
|
* @param string $name
|
|
* @param string $label
|
|
* @param array $attributes
|
|
* @param array $rules
|
|
* @return Fieldset_Field
|
|
*/
|
|
public function add($name, $label = '', array $attributes = array(), array $rules = array())
|
|
{
|
|
return $this->fieldset->add($name, $label, $attributes, $rules);
|
|
}
|
|
|
|
/**
|
|
* Alias for $this->fieldset->add_model()
|
|
*
|
|
* @param string|Object $class
|
|
* @param array|Object $instance
|
|
* @param string $method
|
|
* @return Validation
|
|
*/
|
|
public function add_model($class, $instance = null, $method = 'set_form_fields')
|
|
{
|
|
$this->fieldset->add_model($class, $instance, $method);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Alias for $this->fieldset->field()
|
|
*
|
|
* @param string|null $name
|
|
* @param bool $flatten
|
|
* @return Fieldset_Field|false
|
|
*/
|
|
public function field($name = null, $flatten = false)
|
|
{
|
|
return $this->fieldset->field($name, $flatten);
|
|
}
|
|
|
|
/* -------------------------------------------------------------------------------
|
|
* The validation methods
|
|
* ------------------------------------------------------------------------------- */
|
|
|
|
/**
|
|
* Required
|
|
*
|
|
* Value may not be empty
|
|
*
|
|
* @param mixed $val
|
|
* @return bool
|
|
*/
|
|
public function _validation_required($val)
|
|
{
|
|
return ! $this->_empty($val);
|
|
}
|
|
|
|
/**
|
|
* Special empty method because 0 and '0' are non-empty values
|
|
*
|
|
* @param mixed $val
|
|
* @return bool
|
|
*/
|
|
public static function _empty($val)
|
|
{
|
|
return ($val === false or $val === null or $val === '' or $val === array());
|
|
}
|
|
|
|
/**
|
|
* Match value against comparison input
|
|
*
|
|
* @param mixed $val
|
|
* @param mixed $compare
|
|
* @param bool $strict whether to do type comparison
|
|
* @return bool
|
|
*/
|
|
public function _validation_match_value($val, $compare, $strict = false)
|
|
{
|
|
// first try direct match
|
|
if ($this->_empty($val) || $val === $compare || ( ! $strict && $val == $compare))
|
|
{
|
|
return true;
|
|
}
|
|
|
|
// allow multiple input for comparison
|
|
if (is_array($compare))
|
|
{
|
|
foreach($compare as $c)
|
|
{
|
|
if ($val === $c || ( ! $strict && $val == $c))
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
|
|
// all is lost, return failure
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Match PRCE pattern
|
|
*
|
|
* @param string $val
|
|
* @param string $pattern a PRCE regex pattern
|
|
* @return bool
|
|
*/
|
|
public function _validation_match_pattern($val, $pattern)
|
|
{
|
|
return $this->_empty($val) || preg_match($pattern, $val) > 0;
|
|
}
|
|
|
|
/**
|
|
* Match specific other submitted field string value
|
|
* (must be both strings, check is type sensitive)
|
|
*
|
|
* @param string $val
|
|
* @param string $field
|
|
* @return bool
|
|
* @throws \Validation_Error
|
|
*/
|
|
public function _validation_match_field($val, $field)
|
|
{
|
|
if ($this->input($field) !== $val)
|
|
{
|
|
$validating = $this->active_field();
|
|
throw new \Validation_Error($validating, $val, array('match_field' => array($field)), array($this->field($field)->label));
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Match against an array of values
|
|
*
|
|
* @param string $val
|
|
* @param array $collection
|
|
* @param bool $strict whether to do type comparison
|
|
* @return bool
|
|
*/
|
|
public function _validation_match_collection($val, $collection = array(), $strict = false)
|
|
{
|
|
if ( ! is_array($collection))
|
|
{
|
|
$collection = func_get_args();
|
|
array_shift($collection);
|
|
}
|
|
|
|
return $this->_empty($val) || in_array($val, $collection, $strict);
|
|
}
|
|
|
|
/**
|
|
* Minimum string length
|
|
*
|
|
* @param string $val
|
|
* @param int $length
|
|
* @return bool
|
|
*/
|
|
public function _validation_min_length($val, $length)
|
|
{
|
|
return $this->_empty($val) || \Str::length($val) >= $length;
|
|
}
|
|
|
|
/**
|
|
* Maximum string length
|
|
*
|
|
* @param string $val
|
|
* @param int $length
|
|
* @return bool
|
|
*/
|
|
public function _validation_max_length($val, $length)
|
|
{
|
|
return $this->_empty($val) || \Str::length($val) <= $length;
|
|
}
|
|
|
|
/**
|
|
* Exact string length
|
|
*
|
|
* @param string $val
|
|
* @param int $length
|
|
* @return bool
|
|
*/
|
|
public function _validation_exact_length($val, $length)
|
|
{
|
|
return $this->_empty($val) || \Str::length($val) == $length;
|
|
}
|
|
|
|
/**
|
|
* Validate email using PHP's filter_var()
|
|
*
|
|
* @param string $val
|
|
* @return bool
|
|
*/
|
|
public function _validation_valid_email($val)
|
|
{
|
|
return $this->_empty($val) || filter_var($val, FILTER_VALIDATE_EMAIL);
|
|
}
|
|
|
|
/**
|
|
* Validate email using PHP's filter_var()
|
|
*
|
|
* @param string $val
|
|
* @param string $separator
|
|
* @return bool
|
|
*/
|
|
public function _validation_valid_emails($val, $separator = ',')
|
|
{
|
|
if ($this->_empty($val))
|
|
{
|
|
return true;
|
|
}
|
|
|
|
$emails = explode($separator, $val);
|
|
|
|
foreach ($emails as $e)
|
|
{
|
|
if ( ! filter_var(trim($e), FILTER_VALIDATE_EMAIL))
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Validate URL using PHP's filter_var()
|
|
*
|
|
* @param string $val
|
|
* @return bool
|
|
*/
|
|
public function _validation_valid_url($val)
|
|
{
|
|
return $this->_empty($val) || filter_var($val, FILTER_VALIDATE_URL);
|
|
}
|
|
|
|
/**
|
|
* Validate IP using PHP's filter_var()
|
|
*
|
|
* @param string $val
|
|
* @return bool
|
|
*/
|
|
public function _validation_valid_ip($val)
|
|
{
|
|
return $this->_empty($val) || filter_var($val, FILTER_VALIDATE_IP);
|
|
}
|
|
|
|
/**
|
|
* Validate input string with many options
|
|
*
|
|
* @param string $val
|
|
* @param string|array $flags either a named filter or combination of flags
|
|
* @return bool
|
|
*/
|
|
public function _validation_valid_string($val, $flags = array('alpha', 'utf8'))
|
|
{
|
|
if ($this->_empty($val))
|
|
{
|
|
return true;
|
|
}
|
|
|
|
if ( ! is_array($flags))
|
|
{
|
|
if ($flags == 'alpha')
|
|
{
|
|
$flags = array('alpha', 'utf8');
|
|
}
|
|
elseif ($flags == 'alpha_numeric')
|
|
{
|
|
$flags = array('alpha', 'utf8', 'numeric');
|
|
}
|
|
elseif ($flags == 'specials')
|
|
{
|
|
$flags = array('specials', 'utf8');
|
|
}
|
|
elseif ($flags == 'url_safe')
|
|
{
|
|
$flags = array('alpha', 'numeric', 'dashes');
|
|
}
|
|
elseif ($flags == 'integer' or $flags == 'numeric')
|
|
{
|
|
$flags = array('numeric');
|
|
}
|
|
elseif ($flags == 'float')
|
|
{
|
|
$flags = array('numeric', 'dots');
|
|
}
|
|
elseif ($flags == 'quotes')
|
|
{
|
|
$flags = array('singlequotes', 'doublequotes');
|
|
}
|
|
elseif ($flags == 'slashes')
|
|
{
|
|
$flags = array('forwardslashes', 'backslashes');
|
|
}
|
|
elseif ($flags == 'all')
|
|
{
|
|
$flags = array('alpha', 'utf8', 'numeric', 'specials', 'spaces', 'newlines', 'tabs', 'punctuation', 'singlequotes', 'doublequotes', 'dashes', 'forwardslashes', 'backslashes', 'brackets', 'braces');
|
|
}
|
|
else
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
|
|
$pattern = ! in_array('uppercase', $flags) && in_array('alpha', $flags) ? 'a-z' : '';
|
|
$pattern .= ! in_array('lowercase', $flags) && in_array('alpha', $flags) ? 'A-Z' : '';
|
|
$pattern .= in_array('numeric', $flags) ? '0-9' : '';
|
|
$pattern .= in_array('specials', $flags) ? '[:alpha:]' : '';
|
|
$pattern .= in_array('spaces', $flags) ? ' ' : '';
|
|
$pattern .= in_array('newlines', $flags) ? "\r\n" : '';
|
|
$pattern .= in_array('tabs', $flags) ? "\t" : '';
|
|
$pattern .= in_array('dots', $flags) && ! in_array('punctuation', $flags) ? '\.' : '';
|
|
$pattern .= in_array('commas', $flags) && ! in_array('punctuation', $flags) ? ',' : '';
|
|
$pattern .= in_array('punctuation', $flags) ? "\.,\!\?:;\&" : '';
|
|
$pattern .= in_array('dashes', $flags) ? '_\-' : '';
|
|
$pattern .= in_array('forwardslashes', $flags) ? '\/' : '';
|
|
$pattern .= in_array('backslashes', $flags) ? '\\\\' : '';
|
|
$pattern .= in_array('singlequotes', $flags) ? "'" : '';
|
|
$pattern .= in_array('doublequotes', $flags) ? "\"" : '';
|
|
$pattern .= in_array('brackets', $flags) ? "\(\)" : '';
|
|
$pattern .= in_array('braces', $flags) ? "\{\}" : '';
|
|
$pattern = empty($pattern) ? '/^(.*)$/' : ('/^(['.$pattern.'])+$/');
|
|
$pattern .= in_array('utf8', $flags) || in_array('specials', $flags) ? 'u' : '';
|
|
|
|
return preg_match($pattern, $val) > 0;
|
|
}
|
|
|
|
/**
|
|
* Checks whether numeric input has a minimum value
|
|
*
|
|
* @param string|float|int $val
|
|
* @param float|int $min_val
|
|
* @return bool
|
|
*/
|
|
public function _validation_numeric_min($val, $min_val)
|
|
{
|
|
return $this->_empty($val) || floatval($val) >= floatval($min_val);
|
|
}
|
|
|
|
/**
|
|
* Checks whether numeric input has a maximum value
|
|
*
|
|
* @param string|float|int $val
|
|
* @param float|int $max_val
|
|
* @return bool
|
|
*/
|
|
public function _validation_numeric_max($val, $max_val)
|
|
{
|
|
return $this->_empty($val) || floatval($val) <= floatval($max_val);
|
|
}
|
|
|
|
/**
|
|
* Checks whether numeric input is between a minimum and a maximum value
|
|
*
|
|
* @param string|float|int $val
|
|
* @param float|int $min_val
|
|
* @param float|int $max_val
|
|
* @return bool
|
|
*/
|
|
public function _validation_numeric_between($val, $min_val, $max_val)
|
|
{
|
|
return $this->_empty($val) or (floatval($val) >= floatval($min_val) and floatval($val) <= floatval($max_val));
|
|
}
|
|
|
|
/**
|
|
* Conditionally requires completion of current field based on completion of another field
|
|
*
|
|
* @param mixed $val
|
|
* @param string $field
|
|
* @return bool
|
|
* @throws \Validation_Error
|
|
*/
|
|
public function _validation_required_with($val, $field)
|
|
{
|
|
if ( ! $this->_empty($this->input($field)) and $this->_empty($val))
|
|
{
|
|
$validating = $this->active_field();
|
|
throw new \Validation_Error($validating, $val, array('required_with' => array($this->field($field))), array($this->field($field)->label));
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Checks whether string input is valid date format. When a format is passed
|
|
* it will make sure the date will be in that specific format if validated
|
|
*
|
|
* @param string $val
|
|
* @param string $format The format used at the time of a validation
|
|
* @param bool $strict Whether validation checks strict
|
|
* @return bool
|
|
*/
|
|
public function _validation_valid_date($val, $format = null, $strict = true)
|
|
{
|
|
if ($this->_empty($val))
|
|
{
|
|
return true;
|
|
}
|
|
|
|
if ($format)
|
|
{
|
|
$parsed = date_parse_from_format($format, $val);
|
|
}
|
|
else
|
|
{
|
|
$parsed = date_parse($val);
|
|
}
|
|
|
|
if (\Arr::get($parsed, 'error_count', 1) + ($strict ? \Arr::get($parsed, 'warning_count', 1) : 0) === 0)
|
|
{
|
|
if ($format)
|
|
{
|
|
return date($format, mktime($parsed['hour'] ?: 0, $parsed['minute'] ?: 0, $parsed['second'] ?: 0, $parsed['month'] ?: 1, $parsed['day'] ?: 1, $parsed['year'] ?: 1970));
|
|
}
|
|
else
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
}
|