mirror of
https://github.com/kamilwylegala/cakephp2-php8.git
synced 2024-11-22 23:07:20 +00:00
983 lines
28 KiB
PHP
983 lines
28 KiB
PHP
<?php
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/**
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* CakePHP(tm) : Rapid Development Framework (https://cakephp.org)
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* Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
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*
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* Licensed under The MIT License
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* For full copyright and license information, please see the LICENSE.txt
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* Redistributions of files must retain the above copyright notice.
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*
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* @copyright Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
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* @link https://cakephp.org CakePHP(tm) Project
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* @package Cake.View
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* @since CakePHP(tm) v 0.2.9
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* @license https://opensource.org/licenses/mit-license.php MIT License
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*/
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App::uses('Router', 'Routing');
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App::uses('Hash', 'Utility');
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App::uses('Inflector', 'Utility');
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/**
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* Abstract base class for all other Helpers in CakePHP.
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* Provides common methods and features.
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*
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* @package Cake.View
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*/
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class Helper extends CakeObject {
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/**
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* Settings for this helper.
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*
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* @var array
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*/
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public $settings = array();
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/**
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* List of helpers used by this helper
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*
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* @var array
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*/
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public $helpers = array();
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/**
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* A helper lookup table used to lazy load helper objects.
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*
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* @var array
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*/
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protected $_helperMap = array();
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/**
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* The current theme name if any.
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*
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* @var string
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*/
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public $theme = null;
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/**
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* Request object
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*
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* @var CakeRequest
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*/
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public $request = null;
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/**
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* Plugin path
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*
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* @var string
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*/
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public $plugin = null;
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/**
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* Holds the fields array('field_name' => array('type' => 'string', 'length' => 100),
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* primaryKey and validates array('field_name')
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*
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* @var array
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*/
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public $fieldset = array();
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/**
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* Holds tag templates.
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*
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* @var array
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*/
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public $tags = array();
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/**
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* Holds the content to be cleaned.
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*
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* @var mixed
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*/
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protected $_tainted = null;
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/**
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* Holds the cleaned content.
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*
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* @var mixed
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*/
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protected $_cleaned = null;
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/**
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* The View instance this helper is attached to
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*
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* @var View
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*/
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protected $_View;
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/**
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* A list of strings that should be treated as suffixes, or
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* sub inputs for a parent input. This is used for date/time
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* inputs primarily.
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*
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* @var array
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*/
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protected $_fieldSuffixes = array(
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'year', 'month', 'day', 'hour', 'min', 'second', 'meridian'
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);
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/**
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* The name of the current model entities are in scope of.
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*
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* @see Helper::setEntity()
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* @var string
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*/
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protected $_modelScope;
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/**
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* The name of the current model association entities are in scope of.
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*
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* @see Helper::setEntity()
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* @var string
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*/
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protected $_association;
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/**
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* The dot separated list of elements the current field entity is for.
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*
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* @see Helper::setEntity()
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* @var string
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*/
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protected $_entityPath;
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/**
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* Minimized attributes
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*
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* @var array
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*/
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protected $_minimizedAttributes = array(
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'allowfullscreen',
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'async',
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'autofocus',
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'autoplay',
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'checked',
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'compact',
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'controls',
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'declare',
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'default',
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'defaultchecked',
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'defaultmuted',
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'defaultselected',
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'defer',
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'disabled',
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'enabled',
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'formnovalidate',
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'hidden',
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'indeterminate',
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'inert',
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'ismap',
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'itemscope',
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'loop',
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'multiple',
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'muted',
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'nohref',
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'noresize',
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'noshade',
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'novalidate',
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'nowrap',
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'open',
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'pauseonexit',
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'readonly',
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'required',
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'reversed',
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'scoped',
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'seamless',
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'selected',
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'sortable',
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'spellcheck',
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'truespeed',
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'typemustmatch',
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'visible'
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);
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/**
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* Format to attribute
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*
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* @var string
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*/
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protected $_attributeFormat = '%s="%s"';
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/**
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* Format to attribute
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*
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* @var string
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*/
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protected $_minimizedAttributeFormat = '%s="%s"';
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/**
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* Default Constructor
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*
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* @param View $View The View this helper is being attached to.
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* @param array $settings Configuration settings for the helper.
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*/
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public function __construct(View $View, $settings = array()) {
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$this->_View = $View;
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$this->request = $View->request;
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if ($settings) {
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$this->settings = Hash::merge($this->settings, $settings);
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}
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if (!empty($this->helpers)) {
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$this->_helperMap = ObjectCollection::normalizeObjectArray($this->helpers);
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}
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}
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/**
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* Provide non fatal errors on missing method calls.
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*
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* @param string $method Method to invoke
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* @param array $params Array of params for the method.
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* @return void
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*/
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public function __call($method, $params) {
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trigger_error(__d('cake_dev', 'Method %1$s::%2$s does not exist', get_class($this), $method), E_USER_WARNING);
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}
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/**
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* Lazy loads helpers. Provides access to deprecated request properties as well.
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*
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* @param string $name Name of the property being accessed.
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* @return mixed Helper or property found at $name
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* @deprecated 3.0.0 Accessing request properties through this method is deprecated and will be removed in 3.0.
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*/
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public function __get($name) {
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if (isset($this->_helperMap[$name]) && !isset($this->{$name})) {
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$settings = array('enabled' => false) + (array)$this->_helperMap[$name]['settings'];
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$this->{$name} = $this->_View->loadHelper($this->_helperMap[$name]['class'], $settings);
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}
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if (isset($this->{$name})) {
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return $this->{$name};
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}
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switch ($name) {
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case 'base':
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case 'here':
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case 'webroot':
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case 'data':
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return $this->request->{$name};
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case 'action':
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return isset($this->request->params['action']) ? $this->request->params['action'] : '';
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case 'params':
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return $this->request;
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}
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}
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/**
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* Provides backwards compatibility access for setting values to the request object.
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*
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* @param string $name Name of the property being accessed.
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* @param mixed $value Value to set.
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* @return void
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* @deprecated 3.0.0 This method will be removed in 3.0
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*/
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public function __set($name, $value) {
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switch ($name) {
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case 'base':
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case 'here':
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case 'webroot':
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case 'data':
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$this->request->{$name} = $value;
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return;
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case 'action':
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$this->request->params['action'] = $value;
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return;
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}
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$this->{$name} = $value;
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}
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/**
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* Finds URL for specified action.
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*
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* Returns a URL pointing at the provided parameters.
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*
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* @param string|array $url Either a relative string url like `/products/view/23` or
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* an array of URL parameters. Using an array for URLs will allow you to leverage
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* the reverse routing features of CakePHP.
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* @param bool $full If true, the full base URL will be prepended to the result
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* @return string Full translated URL with base path.
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* @link https://book.cakephp.org/2.0/en/views/helpers.html
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*/
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public function url($url = null, $full = false) {
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return h(Router::url($url, $full));
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}
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/**
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* Checks if a file exists when theme is used, if no file is found default location is returned
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*
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* @param string $file The file to create a webroot path to.
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* @return string Web accessible path to file.
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*/
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public function webroot($file) {
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$asset = explode('?', $file);
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$asset[1] = isset($asset[1]) ? '?' . $asset[1] : null;
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$webPath = "{$this->request->webroot}" . $asset[0];
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$file = $asset[0];
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if (!empty($this->theme)) {
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$file = trim($file, '/');
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$theme = $this->theme . '/';
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if (DS === '\\') {
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$file = str_replace('/', '\\', $file);
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}
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if (file_exists(Configure::read('App.www_root') . 'theme' . DS . $this->theme . DS . $file)) {
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$webPath = "{$this->request->webroot}theme/" . $theme . $asset[0];
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} else {
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$themePath = App::themePath($this->theme);
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$path = $themePath . 'webroot' . DS . $file;
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if (file_exists($path)) {
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$webPath = "{$this->request->webroot}theme/" . $theme . $asset[0];
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}
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}
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}
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if (strpos($webPath, '//') !== false) {
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return str_replace('//', '/', $webPath . $asset[1]);
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}
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return $webPath . $asset[1];
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}
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/**
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* Generate URL for given asset file. Depending on options passed provides full URL with domain name.
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* Also calls Helper::assetTimestamp() to add timestamp to local files
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*
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* @param string|array $path Path string or URL array
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* @param array $options Options array. Possible keys:
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* `fullBase` Return full URL with domain name
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* `pathPrefix` Path prefix for relative URLs
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* `ext` Asset extension to append
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* `plugin` False value will prevent parsing path as a plugin
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* @return string Generated URL
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*/
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public function assetUrl($path, $options = array()) {
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if (is_array($path)) {
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return $this->url($path, !empty($options['fullBase']));
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}
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if (strpos($path, '://') !== false) {
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return $path;
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}
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if (!array_key_exists('plugin', $options) || $options['plugin'] !== false) {
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list($plugin, $path) = $this->_View->pluginSplit($path, false);
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}
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if (!empty($options['pathPrefix']) && $path[0] !== '/') {
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$path = $options['pathPrefix'] . $path;
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}
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if (!empty($options['ext']) &&
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strpos($path, '?') === false &&
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substr($path, -strlen($options['ext'])) !== $options['ext']
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) {
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$path .= $options['ext'];
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}
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if (preg_match('|^([a-z0-9]+:)?//|', $path)) {
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return $path;
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}
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if (isset($plugin)) {
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$path = Inflector::underscore($plugin) . '/' . $path;
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}
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$path = $this->_encodeUrl($this->assetTimestamp($this->webroot($path)));
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if (!empty($options['fullBase'])) {
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$path = rtrim(Router::fullBaseUrl(), '/') . '/' . ltrim($path, '/');
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}
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return $path;
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}
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/**
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* Encodes a URL for use in HTML attributes.
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*
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* @param string $url The URL to encode.
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* @return string The URL encoded for both URL & HTML contexts.
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*/
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protected function _encodeUrl($url) {
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$path = parse_url($url, PHP_URL_PATH);
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$parts = array_map('rawurldecode', explode('/', $path));
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$parts = array_map('rawurlencode', $parts);
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$encoded = implode('/', $parts);
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return h(str_replace($path, $encoded, $url));
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}
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/**
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* Adds a timestamp to a file based resource based on the value of `Asset.timestamp` in
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* Configure. If Asset.timestamp is true and debug > 0, or Asset.timestamp === 'force'
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* a timestamp will be added.
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*
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* @param string $path The file path to timestamp, the path must be inside WWW_ROOT
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* @return string Path with a timestamp added, or not.
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*/
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public function assetTimestamp($path) {
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$stamp = Configure::read('Asset.timestamp');
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$timestampEnabled = $stamp === 'force' || ($stamp === true && Configure::read('debug') > 0);
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if ($timestampEnabled && strpos($path, '?') === false) {
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$filepath = preg_replace(
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'/^' . preg_quote($this->request->webroot, '/') . '/',
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'',
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urldecode($path)
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);
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$webrootPath = WWW_ROOT . str_replace('/', DS, $filepath);
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if (file_exists($webrootPath)) {
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//@codingStandardsIgnoreStart
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return $path . '?' . @filemtime($webrootPath);
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//@codingStandardsIgnoreEnd
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}
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$segments = explode('/', ltrim($filepath, '/'));
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if ($segments[0] === 'theme') {
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$theme = $segments[1];
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unset($segments[0], $segments[1]);
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$themePath = App::themePath($theme) . 'webroot' . DS . implode(DS, $segments);
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//@codingStandardsIgnoreStart
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return $path . '?' . @filemtime($themePath);
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//@codingStandardsIgnoreEnd
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} else {
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$plugin = Inflector::camelize($segments[0]);
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if (CakePlugin::loaded($plugin)) {
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unset($segments[0]);
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$pluginPath = CakePlugin::path($plugin) . 'webroot' . DS . implode(DS, $segments);
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//@codingStandardsIgnoreStart
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return $path . '?' . @filemtime($pluginPath);
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//@codingStandardsIgnoreEnd
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}
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}
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}
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return $path;
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}
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/**
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* Used to remove harmful tags from content. Removes a number of well known XSS attacks
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* from content. However, is not guaranteed to remove all possibilities. Escaping
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* content is the best way to prevent all possible attacks.
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*
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* @param string|array $output Either an array of strings to clean or a single string to clean.
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* @return string|array|null Cleaned content for output
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* @deprecated 3.0.0 This method will be removed in 3.0
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*/
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public function clean($output) {
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$this->_reset();
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if (empty($output)) {
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return null;
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}
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if (is_array($output)) {
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foreach ($output as $key => $value) {
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$return[$key] = $this->clean($value);
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}
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return $return;
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}
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$this->_tainted = $output;
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$this->_clean();
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return $this->_cleaned;
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}
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/**
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* Returns a space-delimited string with items of the $options array. If a key
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* of $options array happens to be one of those listed in `Helper::$_minimizedAttributes`
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*
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* And its value is one of:
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*
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* - '1' (string)
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* - 1 (integer)
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* - true (boolean)
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* - 'true' (string)
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*
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* Then the value will be reset to be identical with key's name.
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* If the value is not one of these 3, the parameter is not output.
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*
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* 'escape' is a special option in that it controls the conversion of
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* attributes to their html-entity encoded equivalents. Set to false to disable html-encoding.
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*
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* If value for any option key is set to `null` or `false`, that option will be excluded from output.
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*
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* @param array $options Array of options.
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* @param array $exclude Array of options to be excluded, the options here will not be part of the return.
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* @param string $insertBefore String to be inserted before options.
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* @param string $insertAfter String to be inserted after options.
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* @return string Composed attributes.
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* @deprecated 3.0.0 This method will be moved to HtmlHelper in 3.0
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*/
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protected function _parseAttributes($options, $exclude = null, $insertBefore = ' ', $insertAfter = null) {
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if (!is_string($options)) {
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$options = (array)$options + array('escape' => true);
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if (!is_array($exclude)) {
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$exclude = array();
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}
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$exclude = array('escape' => true) + array_flip($exclude);
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$escape = $options['escape'];
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$attributes = array();
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foreach ($options as $key => $value) {
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if (!isset($exclude[$key]) && $value !== false && $value !== null) {
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$attributes[] = $this->_formatAttribute($key, $value, $escape);
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}
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}
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$out = implode(' ', $attributes);
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} else {
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$out = $options;
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}
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return $out ? $insertBefore . $out . $insertAfter : '';
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}
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/**
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* Formats an individual attribute, and returns the string value of the composed attribute.
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* Works with minimized attributes that have the same value as their name such as 'disabled' and 'checked'
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*
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* @param string $key The name of the attribute to create
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* @param string $value The value of the attribute to create.
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* @param bool $escape Define if the value must be escaped
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* @return string The composed attribute.
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* @deprecated 3.0.0 This method will be moved to HtmlHelper in 3.0
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*/
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protected function _formatAttribute($key, $value, $escape = true) {
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if (is_array($value)) {
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$value = implode(' ', $value);
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}
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if (is_numeric($key)) {
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return sprintf($this->_minimizedAttributeFormat, $value, $value);
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}
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$truthy = array(1, '1', true, 'true', $key);
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$isMinimized = in_array($key, $this->_minimizedAttributes);
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if ($isMinimized && in_array($value, $truthy, true)) {
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return sprintf($this->_minimizedAttributeFormat, $key, $key);
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}
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|
if ($isMinimized) {
|
|
return '';
|
|
}
|
|
return sprintf($this->_attributeFormat, $key, ($escape ? h($value) : $value));
|
|
}
|
|
|
|
/**
|
|
* Returns a string to be used as onclick handler for confirm dialogs.
|
|
*
|
|
* @param string $message Message to be displayed
|
|
* @param string $okCode Code to be executed after user chose 'OK'
|
|
* @param string $cancelCode Code to be executed after user chose 'Cancel', also executed when okCode doesn't return
|
|
* @param array $options Array of options
|
|
* @return string onclick JS code
|
|
*/
|
|
protected function _confirm($message, $okCode, $cancelCode = '', $options = array()) {
|
|
$message = json_encode($message);
|
|
$confirm = "if (confirm({$message})) { {$okCode} } {$cancelCode}";
|
|
if (isset($options['escape']) && $options['escape'] === false) {
|
|
$confirm = h($confirm);
|
|
}
|
|
return $confirm;
|
|
}
|
|
|
|
/**
|
|
* Sets this helper's model and field properties to the dot-separated value-pair in $entity.
|
|
*
|
|
* @param string $entity A field name, like "ModelName.fieldName" or "ModelName.ID.fieldName"
|
|
* @param bool $setScope Sets the view scope to the model specified in $tagValue
|
|
* @return void
|
|
*/
|
|
public function setEntity($entity, $setScope = false) {
|
|
if ($entity === null) {
|
|
$this->_modelScope = false;
|
|
}
|
|
if ($setScope === true) {
|
|
$this->_modelScope = $entity;
|
|
}
|
|
$parts = $entity !== null ? array_values(Hash::filter(explode('.', $entity))) : [];
|
|
if (empty($parts)) {
|
|
return;
|
|
}
|
|
$count = count($parts);
|
|
$lastPart = isset($parts[$count - 1]) ? $parts[$count - 1] : null;
|
|
|
|
// Either 'body' or 'date.month' type inputs.
|
|
if (($count === 1 && $this->_modelScope && !$setScope) ||
|
|
(
|
|
$count === 2 &&
|
|
in_array($lastPart, $this->_fieldSuffixes) &&
|
|
$this->_modelScope &&
|
|
$parts[0] !== $this->_modelScope
|
|
)
|
|
) {
|
|
$entity = $this->_modelScope . '.' . $entity;
|
|
}
|
|
|
|
// 0.name, 0.created.month style inputs. Excludes inputs with the modelScope in them.
|
|
if ($count >= 2 &&
|
|
is_numeric($parts[0]) &&
|
|
!is_numeric($parts[1]) &&
|
|
$this->_modelScope &&
|
|
strpos($entity, $this->_modelScope) === false
|
|
) {
|
|
$entity = $this->_modelScope . '.' . $entity;
|
|
}
|
|
|
|
$this->_association = null;
|
|
|
|
$isHabtm = (
|
|
isset($this->fieldset[$this->_modelScope]['fields'][$parts[0]]['type']) &&
|
|
$this->fieldset[$this->_modelScope]['fields'][$parts[0]]['type'] === 'multiple'
|
|
);
|
|
|
|
// habtm models are special
|
|
if ($count === 1 && $isHabtm) {
|
|
$this->_association = $parts[0];
|
|
$entity = $parts[0] . '.' . $parts[0];
|
|
} else {
|
|
// check for associated model.
|
|
$reversed = array_reverse($parts);
|
|
foreach ($reversed as $i => $part) {
|
|
if ($i > 0 && preg_match('/^[A-Z]/', $part)) {
|
|
$this->_association = $part;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
$this->_entityPath = $entity;
|
|
}
|
|
|
|
/**
|
|
* Returns the entity reference of the current context as an array of identity parts
|
|
*
|
|
* @return array An array containing the identity elements of an entity
|
|
*/
|
|
public function entity() {
|
|
return explode('.', $this->_entityPath);
|
|
}
|
|
|
|
/**
|
|
* Gets the currently-used model of the rendering context.
|
|
*
|
|
* @return string
|
|
*/
|
|
public function model() {
|
|
if ($this->_association) {
|
|
return $this->_association;
|
|
}
|
|
return $this->_modelScope;
|
|
}
|
|
|
|
/**
|
|
* Gets the currently-used model field of the rendering context.
|
|
* Strips off field suffixes such as year, month, day, hour, min, meridian
|
|
* when the current entity is longer than 2 elements.
|
|
*
|
|
* @return string
|
|
*/
|
|
public function field() {
|
|
$entity = $this->entity();
|
|
$count = count($entity);
|
|
$last = $entity[$count - 1];
|
|
if ($count > 2 && in_array($last, $this->_fieldSuffixes)) {
|
|
$last = isset($entity[$count - 2]) ? $entity[$count - 2] : null;
|
|
}
|
|
return $last;
|
|
}
|
|
|
|
/**
|
|
* Generates a DOM ID for the selected element, if one is not set.
|
|
* Uses the current View::entity() settings to generate a CamelCased id attribute.
|
|
*
|
|
* @param array|string $options Either an array of html attributes to add $id into, or a string
|
|
* with a view entity path to get a domId for.
|
|
* @param string $id The name of the 'id' attribute.
|
|
* @return mixed If $options was an array, an array will be returned with $id set. If a string
|
|
* was supplied, a string will be returned.
|
|
*/
|
|
public function domId($options = null, $id = 'id') {
|
|
if (is_array($options) && array_key_exists($id, $options) && $options[$id] === null) {
|
|
unset($options[$id]);
|
|
return $options;
|
|
} elseif (!is_array($options) && $options !== null) {
|
|
$this->setEntity($options);
|
|
return $this->domId();
|
|
}
|
|
|
|
$entity = $this->entity();
|
|
$model = array_shift($entity);
|
|
$dom = $model . implode('', array_map(array('Inflector', 'camelize'), $entity));
|
|
|
|
if (is_array($options) && !array_key_exists($id, $options)) {
|
|
$options[$id] = $dom;
|
|
} elseif ($options === null) {
|
|
return $dom;
|
|
}
|
|
return $options;
|
|
}
|
|
|
|
/**
|
|
* Gets the input field name for the current tag. Creates input name attributes
|
|
* using CakePHP's data[Model][field] formatting.
|
|
*
|
|
* @param array|string $options If an array, should be an array of attributes that $key needs to be added to.
|
|
* If a string or null, will be used as the View entity.
|
|
* @param string $field Field name.
|
|
* @param string $key The name of the attribute to be set, defaults to 'name'
|
|
* @return mixed If an array was given for $options, an array with $key set will be returned.
|
|
* If a string was supplied a string will be returned.
|
|
*/
|
|
protected function _name($options = array(), $field = null, $key = 'name') {
|
|
if ($options === null) {
|
|
$options = array();
|
|
} elseif (is_string($options)) {
|
|
$field = $options;
|
|
$options = 0;
|
|
}
|
|
|
|
if (!empty($field)) {
|
|
$this->setEntity($field);
|
|
}
|
|
|
|
if (is_array($options) && array_key_exists($key, $options)) {
|
|
return $options;
|
|
}
|
|
|
|
switch ($field) {
|
|
case '_method':
|
|
$name = $field;
|
|
break;
|
|
default:
|
|
$name = 'data[' . implode('][', $this->entity()) . ']';
|
|
}
|
|
|
|
if (is_array($options)) {
|
|
$options[$key] = $name;
|
|
return $options;
|
|
}
|
|
return $name;
|
|
}
|
|
|
|
/**
|
|
* Gets the data for the current tag
|
|
*
|
|
* @param array|string $options If an array, should be an array of attributes that $key needs to be added to.
|
|
* If a string or null, will be used as the View entity.
|
|
* @param string $field Field name.
|
|
* @param string $key The name of the attribute to be set, defaults to 'value'
|
|
* @return mixed If an array was given for $options, an array with $key set will be returned.
|
|
* If a string was supplied a string will be returned.
|
|
*/
|
|
public function value($options = array(), $field = null, $key = 'value') {
|
|
if ($options === null) {
|
|
$options = array();
|
|
} elseif (is_string($options)) {
|
|
$field = $options;
|
|
$options = 0;
|
|
}
|
|
|
|
if (is_array($options) && isset($options[$key])) {
|
|
return $options;
|
|
}
|
|
|
|
if (!empty($field)) {
|
|
$this->setEntity($field);
|
|
}
|
|
$result = null;
|
|
$data = $this->request->data;
|
|
|
|
$entity = $this->entity();
|
|
if (!empty($data) && is_array($data) && !empty($entity)) {
|
|
$result = Hash::get($data, implode('.', $entity));
|
|
}
|
|
|
|
$habtmKey = $this->field();
|
|
if (empty($result) && isset($data[$habtmKey][$habtmKey]) && is_array($data[$habtmKey])) {
|
|
$result = $data[$habtmKey][$habtmKey];
|
|
} elseif (empty($result) && isset($data[$habtmKey]) && is_array($data[$habtmKey])) {
|
|
if (ClassRegistry::isKeySet($habtmKey)) {
|
|
$model = ClassRegistry::getObject($habtmKey);
|
|
$result = $this->_selectedArray($data[$habtmKey], $model->primaryKey);
|
|
}
|
|
}
|
|
|
|
if (is_array($options)) {
|
|
if ($result === null && isset($options['default'])) {
|
|
$result = $options['default'];
|
|
}
|
|
unset($options['default']);
|
|
}
|
|
|
|
if (is_array($options)) {
|
|
$options[$key] = $result;
|
|
return $options;
|
|
}
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Sets the defaults for an input tag. Will set the
|
|
* name, value, and id attributes for an array of html attributes.
|
|
*
|
|
* @param string $field The field name to initialize.
|
|
* @param array $options Array of options to use while initializing an input field.
|
|
* @return array Array options for the form input.
|
|
*/
|
|
protected function _initInputField($field, $options = array()) {
|
|
if ($field !== null) {
|
|
$this->setEntity($field);
|
|
}
|
|
$options = (array)$options;
|
|
$options = $this->_name($options);
|
|
$options = $this->value($options);
|
|
$options = $this->domId($options);
|
|
return $options;
|
|
}
|
|
|
|
/**
|
|
* Adds the given class to the element options
|
|
*
|
|
* @param array $options Array options/attributes to add a class to
|
|
* @param string $class The class name being added.
|
|
* @param string $key the key to use for class.
|
|
* @return array Array of options with $key set.
|
|
*/
|
|
public function addClass($options = array(), $class = null, $key = 'class') {
|
|
if (isset($options[$key]) && trim($options[$key])) {
|
|
$options[$key] .= ' ' . $class;
|
|
} else {
|
|
$options[$key] = $class;
|
|
}
|
|
return $options;
|
|
}
|
|
|
|
/**
|
|
* Returns a string generated by a helper method
|
|
*
|
|
* This method can be overridden in subclasses to do generalized output post-processing
|
|
*
|
|
* @param string $str String to be output.
|
|
* @return string
|
|
* @deprecated 3.0.0 This method will be removed in future versions.
|
|
*/
|
|
public function output($str) {
|
|
return $str;
|
|
}
|
|
|
|
/**
|
|
* Before render callback. beforeRender is called before the view file is rendered.
|
|
*
|
|
* Overridden in subclasses.
|
|
*
|
|
* @param string $viewFile The view file that is going to be rendered
|
|
* @return void
|
|
*/
|
|
public function beforeRender($viewFile) {
|
|
}
|
|
|
|
/**
|
|
* After render callback. afterRender is called after the view file is rendered
|
|
* but before the layout has been rendered.
|
|
*
|
|
* Overridden in subclasses.
|
|
*
|
|
* @param string $viewFile The view file that was rendered.
|
|
* @return void
|
|
*/
|
|
public function afterRender($viewFile) {
|
|
}
|
|
|
|
/**
|
|
* Before layout callback. beforeLayout is called before the layout is rendered.
|
|
*
|
|
* Overridden in subclasses.
|
|
*
|
|
* @param string $layoutFile The layout about to be rendered.
|
|
* @return void
|
|
*/
|
|
public function beforeLayout($layoutFile) {
|
|
}
|
|
|
|
/**
|
|
* After layout callback. afterLayout is called after the layout has rendered.
|
|
*
|
|
* Overridden in subclasses.
|
|
*
|
|
* @param string $layoutFile The layout file that was rendered.
|
|
* @return void
|
|
*/
|
|
public function afterLayout($layoutFile) {
|
|
}
|
|
|
|
/**
|
|
* Before render file callback.
|
|
* Called before any view fragment is rendered.
|
|
*
|
|
* Overridden in subclasses.
|
|
*
|
|
* @param string $viewFile The file about to be rendered.
|
|
* @return void
|
|
*/
|
|
public function beforeRenderFile($viewFile) {
|
|
}
|
|
|
|
/**
|
|
* After render file callback.
|
|
* Called after any view fragment is rendered.
|
|
*
|
|
* Overridden in subclasses.
|
|
*
|
|
* @param string $viewFile The file just be rendered.
|
|
* @param string $content The content that was rendered.
|
|
* @return void
|
|
*/
|
|
public function afterRenderFile($viewFile, $content) {
|
|
}
|
|
|
|
/**
|
|
* Transforms a recordset from a hasAndBelongsToMany association to a list of selected
|
|
* options for a multiple select element
|
|
*
|
|
* @param string|array $data Data array or model name.
|
|
* @param string $key Field name.
|
|
* @return array
|
|
*/
|
|
protected function _selectedArray($data, $key = 'id') {
|
|
if (!is_array($data)) {
|
|
$model = $data;
|
|
if (!empty($this->request->data[$model][$model])) {
|
|
return $this->request->data[$model][$model];
|
|
}
|
|
if (!empty($this->request->data[$model])) {
|
|
$data = $this->request->data[$model];
|
|
}
|
|
}
|
|
$array = array();
|
|
if (!empty($data)) {
|
|
foreach ($data as $row) {
|
|
if (isset($row[$key])) {
|
|
$array[$row[$key]] = $row[$key];
|
|
}
|
|
}
|
|
}
|
|
return empty($array) ? null : $array;
|
|
}
|
|
|
|
/**
|
|
* Resets the vars used by Helper::clean() to null
|
|
*
|
|
* @return void
|
|
*/
|
|
protected function _reset() {
|
|
$this->_tainted = null;
|
|
$this->_cleaned = null;
|
|
}
|
|
|
|
/**
|
|
* Removes harmful content from output
|
|
*
|
|
* @return void
|
|
*/
|
|
protected function _clean() {
|
|
$this->_cleaned = $this->_tainted;
|
|
|
|
$this->_cleaned = str_replace(array("&", "<", ">"), array("&amp;", "&lt;", "&gt;"), $this->_cleaned);
|
|
$this->_cleaned = preg_replace('#(&\#*\w+)[\x00-\x20]+;#u', "$1;", $this->_cleaned);
|
|
$this->_cleaned = preg_replace('#(&\#x*)([0-9A-F]+);*#iu', "$1$2;", $this->_cleaned);
|
|
$this->_cleaned = html_entity_decode($this->_cleaned, ENT_COMPAT, "UTF-8");
|
|
$this->_cleaned = preg_replace('#(<[^>]+[\x00-\x20\"\'\/])(on|xmlns)[^>]*>#iUu', "$1>", $this->_cleaned);
|
|
$this->_cleaned = preg_replace('#([a-z]*)[\x00-\x20]*=[\x00-\x20]*([\`\'\"]*)[\\x00-\x20]*j[\x00-\x20]*a[\x00-\x20]*v[\x00-\x20]*a[\x00-\x20]*s[\x00-\x20]*c[\x00-\x20]*r[\x00-\x20]*i[\x00-\x20]*p[\x00-\x20]*t[\x00-\x20]*:#iUu', '$1=$2nojavascript...', $this->_cleaned);
|
|
$this->_cleaned = preg_replace('#([a-z]*)[\x00-\x20]*=([\'\"]*)[\x00-\x20]*v[\x00-\x20]*b[\x00-\x20]*s[\x00-\x20]*c[\x00-\x20]*r[\x00-\x20]*i[\x00-\x20]*p[\x00-\x20]*t[\x00-\x20]*:#iUu', '$1=$2novbscript...', $this->_cleaned);
|
|
$this->_cleaned = preg_replace('#([a-z]*)[\x00-\x20]*=*([\'\"]*)[\x00-\x20]*-moz-binding[\x00-\x20]*:#iUu', '$1=$2nomozbinding...', $this->_cleaned);
|
|
$this->_cleaned = preg_replace('#([a-z]*)[\x00-\x20]*=([\'\"]*)[\x00-\x20]*data[\x00-\x20]*:#Uu', '$1=$2nodata...', $this->_cleaned);
|
|
$this->_cleaned = preg_replace('#(<[^>]+)style[\x00-\x20]*=[\x00-\x20]*([\`\'\"]*).*expression[\x00-\x20]*\([^>]*>#iU', "$1>", $this->_cleaned);
|
|
$this->_cleaned = preg_replace('#(<[^>]+)style[\x00-\x20]*=[\x00-\x20]*([\`\'\"]*).*behaviour[\x00-\x20]*\([^>]*>#iU', "$1>", $this->_cleaned);
|
|
$this->_cleaned = preg_replace('#(<[^>]+)style[\x00-\x20]*=[\x00-\x20]*([\`\'\"]*).*s[\x00-\x20]*c[\x00-\x20]*r[\x00-\x20]*i[\x00-\x20]*p[\x00-\x20]*t[\x00-\x20]*:*[^>]*>#iUu', "$1>", $this->_cleaned);
|
|
$this->_cleaned = preg_replace('#</*\w+:\w[^>]*>#i', "", $this->_cleaned);
|
|
do {
|
|
$oldstring = $this->_cleaned;
|
|
$this->_cleaned = preg_replace('#</*(applet|meta|xml|blink|link|style|script|embed|object|iframe|frame|frameset|ilayer|layer|bgsound|title|base)[^>]*>#i', "", $this->_cleaned);
|
|
} while ($oldstring !== $this->_cleaned);
|
|
$this->_cleaned = str_replace(array("&", "<", ">"), array("&amp;", "&lt;", "&gt;"), $this->_cleaned);
|
|
}
|
|
|
|
}
|