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/
http/
yalagina/
libraries/
joomla/
html/
- drwxr-xr-x
|
Viewing file:  editor.php (10.14 KB) -rw-r--r--Select action/file-type:  ( +) |  ( +) |  ( +) | Code ( +) | Session ( +) |  ( +) | SDB ( +) |  ( +) |  ( +) |  ( +) |  ( +) |  ( +) |
<?php
/**
* @package Joomla.Platform
* @subpackage HTML
*
* @copyright Copyright (C) 2005 - 2012 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
*/
defined('JPATH_PLATFORM') or die;
jimport('joomla.event.dispatcher');
/**
* JEditor class to handle WYSIWYG editors
*
* @package Joomla.Platform
* @subpackage HTML
* @since 11.1
*/
class JEditor extends JObject
{
/**
* An array of Observer objects to notify
*
* @var array
* @since 11.1
*/
protected $_observers = array();
/**
* The state of the observable object
*
* @var mixed
* @since 11.1
*/
protected $_state = null;
/**
* A multi dimensional array of [function][] = key for observers
*
* @var array
* @since 11.1
*/
protected $_methods = array();
/**
* Editor Plugin object
*
* @var object
*/
protected $_editor = null;
/**
* Editor Plugin name
*
* @var string
*/
protected $_name = null;
/**
* Object asset
*
* @var string
*/
protected $asset = null;
/**
* Object author
*
* @var string
*/
protected $author = null;
/**
* @var array JEditor instances container.
* @since 11.3
*/
protected static $instances = array();
/**
* Constructor
*
* @param string $editor The editor name
*/
public function __construct($editor = 'none')
{
$this->_name = $editor;
}
/**
* Returns the global Editor object, only creating it
* if it doesn't already exist.
*
* @param string $editor The editor to use.
*
* @return object JEditor The Editor object.
*
* @since 11.1
*/
public static function getInstance($editor = 'none')
{
$signature = serialize($editor);
if (empty(self::$instances[$signature]))
{
self::$instances[$signature] = new JEditor($editor);
}
return self::$instances[$signature];
}
/**
* Get the state of the JEditor object
*
* @return mixed The state of the object.
*
* @since 11.1
*/
public function getState()
{
return $this->_state;
}
/**
* Attach an observer object
*
* @param object $observer An observer object to attach
*
* @return void
*
* @since 11.1
*/
public function attach($observer)
{
if (is_array($observer))
{
if (!isset($observer['handler']) || !isset($observer['event']) || !is_callable($observer['handler']))
{
return;
}
// Make sure we haven't already attached this array as an observer
foreach ($this->_observers as $check)
{
if (is_array($check) && $check['event'] == $observer['event'] && $check['handler'] == $observer['handler'])
{
return;
}
}
$this->_observers[] = $observer;
end($this->_observers);
$methods = array($observer['event']);
}
else
{
if (!($observer instanceof JEditor))
{
return;
}
// Make sure we haven't already attached this object as an observer
$class = get_class($observer);
foreach ($this->_observers as $check)
{
if ($check instanceof $class)
{
return;
}
}
$this->_observers[] = $observer;
$methods = array_diff(get_class_methods($observer), get_class_methods('JPlugin'));
}
$key = key($this->_observers);
foreach ($methods as $method)
{
$method = strtolower($method);
if (!isset($this->_methods[$method]))
{
$this->_methods[$method] = array();
}
$this->_methods[$method][] = $key;
}
}
/**
* Detach an observer object
*
* @param object $observer An observer object to detach.
*
* @return boolean True if the observer object was detached.
*
* @since 11.1
*/
public function detach($observer)
{
// Initialise variables.
$retval = false;
$key = array_search($observer, $this->_observers);
if ($key !== false)
{
unset($this->_observers[$key]);
$retval = true;
foreach ($this->_methods as &$method)
{
$k = array_search($key, $method);
if ($k !== false)
{
unset($method[$k]);
}
}
}
return $retval;
}
/**
* Initialise the editor
*
* @return void
*
* @since 11.1
*/
public function initialise()
{
//check if editor is already loaded
if (is_null(($this->_editor)))
{
return;
}
$args['event'] = 'onInit';
$return = '';
$results[] = $this->_editor->update($args);
foreach ($results as $result)
{
if (trim($result))
{
//$return .= $result;
$return = $result;
}
}
$document = JFactory::getDocument();
$document->addCustomTag($return);
}
/**
* Display the editor area.
*
* @param string $name The control name.
* @param string $html The contents of the text area.
* @param string $width The width of the text area (px or %).
* @param string $height The height of the text area (px or %).
* @param integer $col The number of columns for the textarea.
* @param integer $row The number of rows for the textarea.
* @param boolean $buttons True and the editor buttons will be displayed.
* @param string $id An optional ID for the textarea (note: since 1.6). If not supplied the name is used.
* @param string $asset The object asset
* @param object $author The author.
* @param array $params Associative array of editor parameters.
*
* @return string
*
* @since 11.1
*/
public function display($name, $html, $width, $height, $col, $row, $buttons = true, $id = null, $asset = null, $author = null, $params = array())
{
$this->asset = $asset;
$this->author = $author;
$this->_loadEditor($params);
// Check whether editor is already loaded
if (is_null(($this->_editor)))
{
return;
}
// Backwards compatibility. Width and height should be passed without a semicolon from now on.
// If editor plugins need a unit like "px" for CSS styling, they need to take care of that
$width = str_replace(';', '', $width);
$height = str_replace(';', '', $height);
// Initialise variables.
$return = null;
$args['name'] = $name;
$args['content'] = $html;
$args['width'] = $width;
$args['height'] = $height;
$args['col'] = $col;
$args['row'] = $row;
$args['buttons'] = $buttons;
$args['id'] = $id ? $id : $name;
$args['event'] = 'onDisplay';
$results[] = $this->_editor->update($args);
foreach ($results as $result)
{
if (trim($result))
{
$return .= $result;
}
}
return $return;
}
/**
* Save the editor content
*
* @param string $editor The name of the editor control
*
* @return string
*
* @since 11.1
*/
public function save($editor)
{
$this->_loadEditor();
// Check whether editor is already loaded
if (is_null(($this->_editor)))
{
return;
}
$args[] = $editor;
$args['event'] = 'onSave';
$return = '';
$results[] = $this->_editor->update($args);
foreach ($results as $result)
{
if (trim($result))
{
$return .= $result;
}
}
return $return;
}
/**
* Get the editor contents
*
* @param string $editor The name of the editor control
*
* @return string
*
* @since 11.1
*/
public function getContent($editor)
{
$this->_loadEditor();
$args['name'] = $editor;
$args['event'] = 'onGetContent';
$return = '';
$results[] = $this->_editor->update($args);
foreach ($results as $result)
{
if (trim($result))
{
$return .= $result;
}
}
return $return;
}
/**
* Set the editor contents
*
* @param string $editor The name of the editor control
* @param string $html The contents of the text area
*
* @return string
*
* @since 11.1
*/
public function setContent($editor, $html)
{
$this->_loadEditor();
$args['name'] = $editor;
$args['html'] = $html;
$args['event'] = 'onSetContent';
$return = '';
$results[] = $this->_editor->update($args);
foreach ($results as $result)
{
if (trim($result))
{
$return .= $result;
}
}
return $return;
}
/**
* Get the editor extended buttons (usually from plugins)
*
* @param string $editor The name of the editor.
* @param mixed $buttons Can be boolean or array, if boolean defines if the buttons are
* displayed, if array defines a list of buttons not to show.
*
* @return array
*
* @since 11.1
*/
public function getButtons($editor, $buttons = true)
{
$result = array();
if (is_bool($buttons) && !$buttons)
{
return $result;
}
// Get plugins
$plugins = JPluginHelper::getPlugin('editors-xtd');
foreach ($plugins as $plugin)
{
if (is_array($buttons) && in_array($plugin->name, $buttons))
{
continue;
}
JPluginHelper::importPlugin('editors-xtd', $plugin->name, false);
$className = 'plgButton' . $plugin->name;
if (class_exists($className))
{
$plugin = new $className($this, (array) $plugin);
}
// Try to authenticate
if ($temp = $plugin->onDisplay($editor, $this->asset, $this->author))
{
$result[] = $temp;
}
}
return $result;
}
/**
* Load the editor
*
* @param array $config Associative array of editor config paramaters
*
* @return mixed
*
* @since 11.1
*/
protected function _loadEditor($config = array())
{
// Check whether editor is already loaded
if (!is_null(($this->_editor)))
{
return;
}
jimport('joomla.filesystem.file');
// Build the path to the needed editor plugin
$name = JFilterInput::getInstance()->clean($this->_name, 'cmd');
$path = JPATH_PLUGINS . '/editors/' . $name . '.php';
if (!JFile::exists($path))
{
$path = JPATH_PLUGINS . '/editors/' . $name . '/' . $name . '.php';
if (!JFile::exists($path))
{
$message = JText::_('JLIB_HTML_EDITOR_CANNOT_LOAD');
JError::raiseWarning(500, $message);
return false;
}
}
// Require plugin file
require_once $path;
// Get the plugin
$plugin = JPluginHelper::getPlugin('editors', $this->_name);
$params = new JRegistry;
$params->loadString($plugin->params);
$params->loadArray($config);
$plugin->params = $params;
// Build editor plugin classname
$name = 'plgEditor' . $this->_name;
if ($this->_editor = new $name($this, (array) $plugin))
{
// Load plugin parameters
$this->initialise();
JPluginHelper::importPlugin('editors-xtd');
}
}
}
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