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<?php
/**
* @package Widgetkit
* @author YOOtheme http://www.yootheme.com
* @copyright Copyright (C) YOOtheme GmbH
* @license http://www.gnu.org/licenses/gpl.html GNU/GPL
*/
/**
* @package Widgetkit Component
* @file widget.php
* @version 1.0.0 March 2011
* @author YOOtheme http://www.yootheme.com
* @copyright Copyright (C) 2007 - 2011 YOOtheme GmbH
* @license YOOtheme Proprietary Use License (http://www.yootheme.com/license)
*/
/*
Class: WidgetWidgetkitHelper
Widget helper class. Create and manage Widgets.
*/
class WidgetWidgetkitHelper extends WidgetkitHelper {
/* database */
public $db;
/*
Function: Constructor
Class Constructor.
*/
public function __construct($widgetkit) {
parent::__construct($widgetkit);
// init vars
$this->db = JFactory::getDBO();
}
/*
Function: get
Retrieve a widget instance by id.
Returns:
Array
*/
public function get($id) {
// set query
$this->db->setQuery('SELECT * FROM #__widgetkit_widget WHERE id='.$id);
// get widget
$widget = $this->db->loadObject();
return is_object($widget) ? new WidgetkitWidget($id, $widget->type, $widget->style, $widget->name, $widget->content, $widget->created, $widget->modified) : null;
}
/*
Function: all
Retrieve all widget instances.
Returns:
Array
*/
public function all($type = null) {
// init vars
$widgets = array();
// set query
$this->db->setQuery('SELECT * FROM #__widgetkit_widget '.($type ? ' WHERE type="'.$type.'"' : null).' ORDER BY name ASC');
foreach ((array) $this->db->loadObjectList() as $widget) {
$widgets[] = new WidgetkitWidget($widget->id, $widget->type, $widget->style, $widget->name, $widget->content, $widget->created, $widget->modified);
}
return $widgets;
}
/*
Function: save
Save a widget instance, returns widget instance id.
Parameters:
$data - Widget data
Returns:
Int
*/
public function save($data) {
// convert numeric strings to real integers
if (isset($data["settings"]) && is_array($data["settings"])) {
$data["settings"] = array_map(create_function('$item', 'return is_numeric($item) ? (float) $item : $item;'),$data["settings"]);
}
// init vars
$obj = array(
'name' => $data['name'],
'type' => $data['type'],
'style' => $data['style'],
'content' => json_encode($data),
'modified' => JFactory::getDate()->toMySQL()
);
// is update or insert ?
if (isset($data['id']) && $data['id']) {
$obj = (object) array_merge($obj, array('id' => $data['id']));
$this->db->updateObject('#__widgetkit_widget', $obj, 'id');
} else {
$obj = (object) array_merge($obj, array('created' => $obj['modified']));
$this->db->insertObject('#__widgetkit_widget', $obj, 'id');
}
return $obj->id;
}
/*
Function: delete
Delete a widget instance.
Parameters:
$id - Widget id
Returns:
Void
*/
public function delete($id) {
// set query
$this->db->setQuery('DELETE FROM #__widgetkit_widget WHERE id='.(int) $id);
return $this->db->query();
}
/*
Function: copy
Copy a widget instance.
Parameters:
$id - Widget id
Returns:
Void
*/
public function copy($id) {
// get widget
$widget = $this->get($id);
// set data
$data = json_decode((string) $widget->content, true);
$data['id'] = 0;
$data['name'] .= ' (Copy)';
return $this->save($data);
}
/*
Function: render
Render a widget instance.
Parameters:
$id - Widget id
Returns:
String
*/
public function render($id) {
if ($widget = $this->get((int) $id)) {
if (!$this->widgetkit->getHelper($widget->type)) {
return "Widget {$widget->type} not found!";
}
// on render event
$this['event']->trigger('render', array($widget));
$output = $this[$widget->type]->render($widget);
$this['event']->trigger('widgetoutput', array(&$output));
return $output;
}
return false;
}
/*
Function: styles
Get style list of a widget.
Parameters:
$type - Widget type
Returns:
Array
*/
public function styles($type) {
$styles = array();
$type = strtolower($type);
if ($path = $this["path"]->path("widgets:{$type}/styles")) {
foreach (new DirectoryIterator($path) as $file) {
if($file->isDir() && !$file->isDot() && file_exists($file->getPathname().'/config.xml')) {
$styles[] = $file->getBasename();
}
}
}
return $styles;
}
/*
Function: defaultStyle
Get default style of a widget.
Parameters:
$type - Widget type
Returns:
Mixed
*/
public function defaultStyle($type) {
$styles = $this->styles($type);
return isset($styles[0]) ? $styles[0] : null;
}
}
/*
Class: WidgetkitWidget
The Widget class.
*/
class WidgetkitWidget {
/* identifier */
public $id;
/* type */
public $type;
/* style */
public $style;
/* name */
public $name;
/* content */
public $content;
/* created at */
public $created;
/* modified at */
public $modified;
/*
Function: Constructor
Class Constructor.
*/
public function __construct($id, $type, $style, $name, $content, $created, $modified) {
$widgetkit = Widgetkit::getInstance();
// init vars
$this->id = $id;
$this->type = $type;
$this->name = $name;
$this->content = $widgetkit['data']->create($content);
$this->created = $created;
$this->modified = $modified;
if(is_null($style)){
$settings = $this->content->get("settings", array());
$style = isset($settings["style"]) ? $settings["style"]:null;
}
if (is_null($style) || !$widgetkit["path"]->path("widgets:".$this->type."/styles/{$style}/config.xml")) {
$style = $widgetkit["widget"]->defaultStyle($this->type);
}
$this->style = $style;
}
/*
Function: __isset
Has a key ? (via magic method)
Parameters:
$name - String
Returns:
Boolean
*/
public function __isset($name) {
return $this->content->has($name);
}
/*
Function: __get
Get a value (via magic method)
Parameters:
$name - String
Returns:
Mixed
*/
public function __get($name) {
return $this->content->get($name);
}
/*
Function: __set
Set a value (via magic method)
Parameters:
$name - String
$value - Mixed
Returns:
Void
*/
public function __set($name, $value) {
$this->content->set($name, $value);
}
/*
Function: __unset
Unset a value (via magic method)
Parameters:
$name - String
Returns:
Void
*/
public function __unset($name) {
$this->content->remove($name);
}
}