/lenasys/trunk

<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');

/**

 * CodeIgniter

 *

 * An open source application development framework for PHP 4.3.2 or newer

 *

 * @package		CodeIgniter

 * @author		ExpressionEngine Dev Team

 * @copyright	Copyright (c) 2008 - 2011, EllisLab, Inc.

 * @license		http://www.codeigniter.com/user_guide/license.html

 * @link		http://www.codeigniter.com

 * @since		Version 1.0

 * @filesource

 */

/**

 * Jquery Class

 *

 * @package		CodeIgniter

 * @subpackage	Libraries

 * @author		ExpressionEngine Dev Team

 * @category	Loader

 * @link		http://www.codeigniter.com/user_guide/libraries/javascript.html

 */

class CI_Jquery extends CI_Javascript {

	var $_javascript_folder = 'js';

	var $jquery_code_for_load = array();

	var $jquery_code_for_compile = array();

	var $jquery_corner_active = FALSE;

	var $jquery_table_sorter_active = FALSE;

	var $jquery_table_sorter_pager_active = FALSE;

	var $jquery_ajax_img = '';

	public function __construct($params)

	{

		$this->CI =& get_instance();	

		extract($params);

		if ($autoload === TRUE)

		{

			$this->script();			

		}

		log_message('debug', "Jquery Class Initialized");

	}

	// --------------------------------------------------------------------	 

	// Event Code

	// --------------------------------------------------------------------	

	/**

	 * Blur

	 *

	 * Outputs a jQuery blur event

	 *

	 * @access	private

	 * @param	string	The element to attach the event to

	 * @param	string	The code to execute

	 * @return	string

	 */

	function _blur($element = 'this', $js = '')

	{

		return $this->_add_event($element, $js, 'blur');

	}

	// --------------------------------------------------------------------

	/**

	 * Change

	 *

	 * Outputs a jQuery change event

	 *

	 * @access	private

	 * @param	string	The element to attach the event to

	 * @param	string	The code to execute

	 * @return	string

	 */

	function _change($element = 'this', $js = '')

	{

		return $this->_add_event($element, $js, 'change');

	}

	// --------------------------------------------------------------------

	/**

	 * Click

	 *

	 * Outputs a jQuery click event

	 *

	 * @access	private

	 * @param	string	The element to attach the event to

	 * @param	string	The code to execute

	 * @param	boolean	whether or not to return false

	 * @return	string

	 */

	function _click($element = 'this', $js = '', $ret_false = TRUE)

	{

		if ( ! is_array($js))

		{

			$js = array($js);

		}

		if ($ret_false)

		{

			$js[] = "return false;";

		}

		return $this->_add_event($element, $js, 'click');

	}

	// --------------------------------------------------------------------

	/**

	 * Double Click

	 *

	 * Outputs a jQuery dblclick event

	 *

	 * @access	private

	 * @param	string	The element to attach the event to

	 * @param	string	The code to execute

	 * @return	string

	 */

	function _dblclick($element = 'this', $js = '')

	{

		return $this->_add_event($element, $js, 'dblclick');

	}

	// --------------------------------------------------------------------

	/**

	 * Error

	 *

	 * Outputs a jQuery error event

	 *

	 * @access	private

	 * @param	string	The element to attach the event to

	 * @param	string	The code to execute

	 * @return	string

	 */

	function _error($element = 'this', $js = '')

	{

		return $this->_add_event($element, $js, 'error');

	}

	// --------------------------------------------------------------------

	/**

	 * Focus

	 *

	 * Outputs a jQuery focus event

	 *

	 * @access	private

	 * @param	string	The element to attach the event to

	 * @param	string	The code to execute

	 * @return	string

	 */

	function _focus($element = 'this', $js = '')

	{

		return $this->_add_event($element, $js, 'focus');

	}

	// --------------------------------------------------------------------

	/**

	 * Hover

	 *

	 * Outputs a jQuery hover event

	 *

	 * @access	private

	 * @param	string	- element

	 * @param	string	- Javascript code for mouse over

	 * @param	string	- Javascript code for mouse out

	 * @return	string

	 */

	function _hover($element = 'this', $over, $out)

	{

		$event = "\n\t$(" . $this->_prep_element($element) . ").hover(\n\t\tfunction()\n\t\t{\n\t\t\t{$over}\n\t\t}, \n\t\tfunction()\n\t\t{\n\t\t\t{$out}\n\t\t});\n";

		$this->jquery_code_for_compile[] = $event;

		return $event;

	}

	// --------------------------------------------------------------------

	/**

	 * Keydown

	 *

	 * Outputs a jQuery keydown event

	 *

	 * @access	private

	 * @param	string	The element to attach the event to

	 * @param	string	The code to execute

	 * @return	string

	 */

	function _keydown($element = 'this', $js = '')

	{

		return $this->_add_event($element, $js, 'keydown');

	}

	// --------------------------------------------------------------------

	/**

	 * Keyup

	 *

	 * Outputs a jQuery keydown event

	 *

	 * @access	private

	 * @param	string	The element to attach the event to

	 * @param	string	The code to execute

	 * @return	string

	 */

	function _keyup($element = 'this', $js = '')

	{

		return $this->_add_event($element, $js, 'keyup');

	}	

	// --------------------------------------------------------------------

	/**

	 * Load

	 *

	 * Outputs a jQuery load event

	 *

	 * @access	private

	 * @param	string	The element to attach the event to

	 * @param	string	The code to execute

	 * @return	string

	 */

	function _load($element = 'this', $js = '')

	{

		return $this->_add_event($element, $js, 'load');

	}	

	// --------------------------------------------------------------------

	/**

	 * Mousedown

	 *

	 * Outputs a jQuery mousedown event

	 *

	 * @access	private

	 * @param	string	The element to attach the event to

	 * @param	string	The code to execute

	 * @return	string

	 */

	function _mousedown($element = 'this', $js = '')

	{

		return $this->_add_event($element, $js, 'mousedown');

	}

	// --------------------------------------------------------------------

	/**

	 * Mouse Out

	 *

	 * Outputs a jQuery mouseout event

	 *

	 * @access	private

	 * @param	string	The element to attach the event to

	 * @param	string	The code to execute

	 * @return	string

	 */

	function _mouseout($element = 'this', $js = '')

	{

		return $this->_add_event($element, $js, 'mouseout');

	}

	// --------------------------------------------------------------------

	/**

	 * Mouse Over

	 *

	 * Outputs a jQuery mouseover event

	 *

	 * @access	private

	 * @param	string	The element to attach the event to

	 * @param	string	The code to execute

	 * @return	string

	 */

	function _mouseover($element = 'this', $js = '')

	{

		return $this->_add_event($element, $js, 'mouseover');

	}

	// --------------------------------------------------------------------

	/**

	 * Mouseup

	 *

	 * Outputs a jQuery mouseup event

	 *

	 * @access	private

	 * @param	string	The element to attach the event to

	 * @param	string	The code to execute

	 * @return	string

	 */

	function _mouseup($element = 'this', $js = '')

	{

		return $this->_add_event($element, $js, 'mouseup');

	}

	// --------------------------------------------------------------------

	/**

	 * Output

	 *

	 * Outputs script directly

	 *

	 * @access	private

	 * @param	string	The element to attach the event to

	 * @param	string	The code to execute

	 * @return	string

	 */

	function _output($array_js = '')

	{

		if ( ! is_array($array_js))

		{

			$array_js = array($array_js);

		}

		foreach ($array_js as $js)

		{

			$this->jquery_code_for_compile[] = "\t$js\n";

		}

	}

	// --------------------------------------------------------------------

	/**

	 * Resize

	 *

	 * Outputs a jQuery resize event

	 *

	 * @access	private

	 * @param	string	The element to attach the event to

	 * @param	string	The code to execute

	 * @return	string

	 */

	function _resize($element = 'this', $js = '')

	{

		return $this->_add_event($element, $js, 'resize');

	}

	// --------------------------------------------------------------------

	/**

	 * Scroll

	 *

	 * Outputs a jQuery scroll event

	 *

	 * @access	private

	 * @param	string	The element to attach the event to

	 * @param	string	The code to execute

	 * @return	string

	 */

	function _scroll($element = 'this', $js = '')

	{

		return $this->_add_event($element, $js, 'scroll');

	}

	// --------------------------------------------------------------------

	/**

	 * Unload

	 *

	 * Outputs a jQuery unload event

	 *

	 * @access	private

	 * @param	string	The element to attach the event to

	 * @param	string	The code to execute

	 * @return	string

	 */

	function _unload($element = 'this', $js = '')

	{

		return $this->_add_event($element, $js, 'unload');

	}

	// --------------------------------------------------------------------	 

	// Effects

	// --------------------------------------------------------------------	

	/**

	 * Add Class

	 *

	 * Outputs a jQuery addClass event

	 *

	 * @access	private

	 * @param	string	- element

	 * @return	string

	 */

	function _addClass($element = 'this', $class='')

	{

		$element = $this->_prep_element($element);

		$str  = "$({$element}).addClass(\"$class\");";

		return $str;

	}

	// --------------------------------------------------------------------

	/**

	 * Animate

	 *

	 * Outputs a jQuery animate event

	 *

	 * @access	private

	 * @param	string	- element

	 * @param	string	- One of 'slow', 'normal', 'fast', or time in milliseconds

	 * @param	string	- Javascript callback function

	 * @return	string

	 */

	function _animate($element = 'this', $params = array(), $speed = '', $extra = '')

	{

		$element = $this->_prep_element($element);

		$speed = $this->_validate_speed($speed);

		$animations = "\t\t\t";

		foreach ($params as $param=>$value)

		{

			$animations .= $param.': \''.$value.'\', ';

		}

		$animations = substr($animations, 0, -2); // remove the last ", "

		if ($speed != '')

		{

			$speed = ', '.$speed;

		}

		if ($extra != '')

		{

			$extra = ', '.$extra;

		}

		$str  = "$({$element}).animate({\n$animations\n\t\t}".$speed.$extra.");";

		return $str;

	}

	// --------------------------------------------------------------------

	/**

	 * Fade In

	 *

	 * Outputs a jQuery hide event

	 *

	 * @access	private

	 * @param	string	- element

	 * @param	string	- One of 'slow', 'normal', 'fast', or time in milliseconds

	 * @param	string	- Javascript callback function

	 * @return	string

	 */

	function _fadeIn($element = 'this', $speed = '', $callback = '')

	{

		$element = $this->_prep_element($element);	

		$speed = $this->_validate_speed($speed);

		if ($callback != '')

		{

			$callback = ", function(){\n{$callback}\n}";

		}

		$str  = "$({$element}).fadeIn({$speed}{$callback});";

		return $str;

	}

	// --------------------------------------------------------------------

	/**

	 * Fade Out

	 *

	 * Outputs a jQuery hide event

	 *

	 * @access	private

	 * @param	string	- element

	 * @param	string	- One of 'slow', 'normal', 'fast', or time in milliseconds

	 * @param	string	- Javascript callback function

	 * @return	string

	 */

	function _fadeOut($element = 'this', $speed = '', $callback = '')

	{

		$element = $this->_prep_element($element);

		$speed = $this->_validate_speed($speed);

		if ($callback != '')

		{

			$callback = ", function(){\n{$callback}\n}";

		}

		$str  = "$({$element}).fadeOut({$speed}{$callback});";

		return $str;

	}

	// --------------------------------------------------------------------

	/**

	 * Hide

	 *

	 * Outputs a jQuery hide action

	 *

	 * @access	private

	 * @param	string	- element

	 * @param	string	- One of 'slow', 'normal', 'fast', or time in milliseconds

	 * @param	string	- Javascript callback function

	 * @return	string

	 */

	function _hide($element = 'this', $speed = '', $callback = '')

	{

		$element = $this->_prep_element($element);	

		$speed = $this->_validate_speed($speed);

		if ($callback != '')

		{

			$callback = ", function(){\n{$callback}\n}";

		}

		$str  = "$({$element}).hide({$speed}{$callback});";

		return $str;

	}

	// --------------------------------------------------------------------

	/**

	 * Remove Class

	 *

	 * Outputs a jQuery remove class event

	 *

	 * @access	private

	 * @param	string	- element

	 * @return	string

	 */

	function _removeClass($element = 'this', $class='')

	{

		$element = $this->_prep_element($element);

		$str  = "$({$element}).removeClass(\"$class\");";

		return $str;

	}

	// --------------------------------------------------------------------

	/**

	 * Slide Up

	 *

	 * Outputs a jQuery slideUp event

	 *

	 * @access	private

	 * @param	string	- element

	 * @param	string	- One of 'slow', 'normal', 'fast', or time in milliseconds

	 * @param	string	- Javascript callback function

	 * @return	string

	 */

	function _slideUp($element = 'this', $speed = '', $callback = '')

	{

		$element = $this->_prep_element($element);	

		$speed = $this->_validate_speed($speed);

		if ($callback != '')

		{

			$callback = ", function(){\n{$callback}\n}";

		}

		$str  = "$({$element}).slideUp({$speed}{$callback});";

		return $str;

	}

	// --------------------------------------------------------------------

	/**

	 * Slide Down

	 *

	 * Outputs a jQuery slideDown event

	 *

	 * @access	private

	 * @param	string	- element

	 * @param	string	- One of 'slow', 'normal', 'fast', or time in milliseconds

	 * @param	string	- Javascript callback function

	 * @return	string

	 */

	function _slideDown($element = 'this', $speed = '', $callback = '')

	{

		$element = $this->_prep_element($element);

		$speed = $this->_validate_speed($speed);

		if ($callback != '')

		{

			$callback = ", function(){\n{$callback}\n}";

		}

		$str  = "$({$element}).slideDown({$speed}{$callback});";

		return $str;

	}

	// --------------------------------------------------------------------

	/**

	 * Slide Toggle

	 *

	 * Outputs a jQuery slideToggle event

	 *

	 * @access	public

	 * @param	string	- element

	 * @param	string	- One of 'slow', 'normal', 'fast', or time in milliseconds

	 * @param	string	- Javascript callback function

	 * @return	string

	 */

	function _slideToggle($element = 'this', $speed = '', $callback = '')

	{

		$element = $this->_prep_element($element);

		$speed = $this->_validate_speed($speed);

		if ($callback != '')

		{

			$callback = ", function(){\n{$callback}\n}";

		}

		$str  = "$({$element}).slideToggle({$speed}{$callback});";

		return $str;

	}

	// --------------------------------------------------------------------

	/**

	 * Toggle

	 *

	 * Outputs a jQuery toggle event

	 *

	 * @access	private

	 * @param	string	- element

	 * @return	string

	 */

	function _toggle($element = 'this')

	{

		$element = $this->_prep_element($element);

		$str  = "$({$element}).toggle();";

		return $str;

	}

	// --------------------------------------------------------------------

	/**

	 * Toggle Class

	 *

	 * Outputs a jQuery toggle class event

	 *

	 * @access	private

	 * @param	string	- element

	 * @return	string

	 */

	function _toggleClass($element = 'this', $class='')

	{

		$element = $this->_prep_element($element);

		$str  = "$({$element}).toggleClass(\"$class\");";

		return $str;

	}

	// --------------------------------------------------------------------

	/**

	 * Show

	 *

	 * Outputs a jQuery show event

	 *

	 * @access	private

	 * @param	string	- element

	 * @param	string	- One of 'slow', 'normal', 'fast', or time in milliseconds

	 * @param	string	- Javascript callback function

	 * @return	string

	 */

	function _show($element = 'this', $speed = '', $callback = '')

	{

		$element = $this->_prep_element($element);	

		$speed = $this->_validate_speed($speed);

		if ($callback != '')

		{

			$callback = ", function(){\n{$callback}\n}";

		}

		$str  = "$({$element}).show({$speed}{$callback});";

		return $str;

	}

	// --------------------------------------------------------------------

	/**

	 * Updater

	 *

	 * An Ajax call that populates the designated DOM node with 

	 * returned content

	 *

	 * @access	private

	 * @param	string	The element to attach the event to

	 * @param	string	the controller to run the call against

	 * @param	string	optional parameters

	 * @return	string

	 */

	function _updater($container = 'this', $controller, $options = '')

	{	

		$container = $this->_prep_element($container);

		$controller = (strpos('://', $controller) === FALSE) ? $controller : $this->CI->config->site_url($controller);

		// ajaxStart and ajaxStop are better choices here... but this is a stop gap

		if ($this->CI->config->item('javascript_ajax_img') == '')

		{

			$loading_notifier = "Loading...";

		}

		else

		{

			$loading_notifier = '<img src=\'' . $this->CI->config->slash_item('base_url') . $this->CI->config->item('javascript_ajax_img') . '\' alt=\'Loading\' />';

		}

		$updater = "$($container).empty();\n"; // anything that was in... get it out

		$updater .= "\t\t$($container).prepend(\"$loading_notifier\");\n"; // to replace with an image

		$request_options = '';

		if ($options != '')

		{

			$request_options .= ", {";

			$request_options .= (is_array($options)) ? "'".implode("', '", $options)."'" : "'".str_replace(":", "':'", $options)."'";

			$request_options .= "}";

		}

		$updater .= "\t\t$($container).load('$controller'$request_options);";

		return $updater;

	}

	// --------------------------------------------------------------------

	// Pre-written handy stuff

	// --------------------------------------------------------------------

	/**

	 * Zebra tables

	 *

	 * @access	private

	 * @param	string	table name

	 * @param	string	plugin location

	 * @return	string

	 */

	function _zebraTables($class = '', $odd = 'odd', $hover = '')

	{

		$class = ($class != '') ? '.'.$class : '';

		$zebra  = "\t\$(\"table{$class} tbody tr:nth-child(even)\").addClass(\"{$odd}\");";

		$this->jquery_code_for_compile[] = $zebra;

		if ($hover != '')

		{

			$hover = $this->hover("table{$class} tbody tr", "$(this).addClass('hover');", "$(this).removeClass('hover');");

		}

		return $zebra;

	}

	// --------------------------------------------------------------------

	// Plugins

	// --------------------------------------------------------------------

	/**

	 * Corner Plugin

	 *

	 * http://www.malsup.com/jquery/corner/

	 *

	 * @access	public

	 * @param	string	target

	 * @return	string

	 */

	function corner($element = '', $corner_style = '')

	{

		// may want to make this configurable down the road

		$corner_location = '/plugins/jquery.corner.js';

		if ($corner_style != '')

		{

			$corner_style = '"'.$corner_style.'"';

		}

		return "$(" . $this->_prep_element($element) . ").corner(".$corner_style.");";

	}

	// --------------------------------------------------------------------

	/**

	 * modal window

	 *

	 * Load a thickbox modal window

	 *

	 * @access	public

	 * @return	void

	 */

	function modal($src, $relative = FALSE)

	{	

		$this->jquery_code_for_load[] = $this->external($src, $relative);

	}

	// --------------------------------------------------------------------

	/**

	 * Effect

	 *

	 * Load an Effect library

	 *

	 * @access	public

	 * @return	void

	 */

	function effect($src, $relative = FALSE)

	{

		$this->jquery_code_for_load[] = $this->external($src, $relative);

	}

	// --------------------------------------------------------------------

	/**

	 * Plugin

	 *

	 * Load a plugin library

	 *

	 * @access	public

	 * @return	void

	 */

	function plugin($src, $relative = FALSE)

	{

		$this->jquery_code_for_load[] = $this->external($src, $relative);

	}

	// --------------------------------------------------------------------

	/**

	 * UI

	 *

	 * Load a user interface library

	 *

	 * @access	public

	 * @return	void

	 */

	function ui($src, $relative = FALSE)

	{

		$this->jquery_code_for_load[] = $this->external($src, $relative);

	}

	// --------------------------------------------------------------------

	/**

	 * Sortable

	 *

	 * Creates a jQuery sortable

	 *

	 * @access	public

	 * @return	void

	 */

	function sortable($element, $options = array())

	{

		if (count($options) > 0)

		{

			$sort_options = array();

			foreach ($options as $k=>$v)

			{

				$sort_options[] = "\n\t\t".$k.': '.$v."";

			}

			$sort_options = implode(",", $sort_options);

		}

		else

		{

			$sort_options = '';

		}

		return "$(" . $this->_prep_element($element) . ").sortable({".$sort_options."\n\t});";

	}

	// --------------------------------------------------------------------

	/**

	 * Table Sorter Plugin

	 *

	 * @access	public

	 * @param	string	table name

	 * @param	string	plugin location

	 * @return	string

	 */

	function tablesorter($table = '', $options = '')

	{

		$this->jquery_code_for_compile[] = "\t$(" . $this->_prep_element($table) . ").tablesorter($options);\n";

	}

	// --------------------------------------------------------------------

	// Class functions

	// --------------------------------------------------------------------

	/**

	 * Add Event

	 *

	 * Constructs the syntax for an event, and adds to into the array for compilation

	 *

	 * @access	private

	 * @param	string	The element to attach the event to

	 * @param	string	The code to execute

	 * @param	string	The event to pass

	 * @return	string

	 */	

	function _add_event($element, $js, $event)

	{

		if (is_array($js))

		{

			$js = implode("\n\t\t", $js);

		}

		$event = "\n\t$(" . $this->_prep_element($element) . ").{$event}(function(){\n\t\t{$js}\n\t});\n";

		$this->jquery_code_for_compile[] = $event;