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Cloudlog/system/libraries/javascript/Jquery.php

1071 行
24 KiB
PHP
原始文件 普通视图 文件历史

Added Basic Files
2011-04-25 23:24:01 +08:00
<?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;
return $event;
}
// --------------------------------------------------------------------
/**
* Compile
*
* As events are specified, they are stored in an array
* This funciton compiles them all for output on a page
*
* @access private
* @return string
*/
function _compile($view_var = 'script_foot', $script_tags = TRUE)
{
// External references
$external_scripts = implode('', $this->jquery_code_for_load);
$this->CI->load->vars(array('library_src' => $external_scripts));
if (count($this->jquery_code_for_compile) == 0 )
{
// no inline references, let's just return
return;
}
// Inline references
$script = '$(document).ready(function() {' . "\n";
$script .= implode('', $this->jquery_code_for_compile);
$script .= '});';
$output = ($script_tags === FALSE) ? $script : $this->inline($script);
$this->CI->load->vars(array($view_var => $output));
}
// --------------------------------------------------------------------
/**
* Clear Compile
*
* Clears the array of script events collected for output
*
* @access public
* @return void
*/
function _clear_compile()
{
$this->jquery_code_for_compile = array();
}
// --------------------------------------------------------------------
/**
* Document Ready
*
* A wrapper for writing document.ready()
*
* @access private
* @return string
*/
function _document_ready($js)
{
if ( ! is_array($js))
{
$js = array ($js);
}
foreach ($js as $script)
{
$this->jquery_code_for_compile[] = $script;
}
}
// --------------------------------------------------------------------
/**
* Script Tag
*
* Outputs the script tag that loads the jquery.js file into an HTML document
*
* @access public
* @param string
* @return string
*/
function script($library_src = '', $relative = FALSE)
{
$library_src = $this->external($library_src, $relative);
$this->jquery_code_for_load[] = $library_src;
return $library_src;
}
// --------------------------------------------------------------------
/**
* Prep Element
*
* Puts HTML element in quotes for use in jQuery code
* unless the supplied element is the Javascript 'this'
* object, in which case no quotes are added
*
* @access public
* @param string
* @return string
*/
function _prep_element($element)
{
if ($element != 'this')
{
$element = '"'.$element.'"';
}
return $element;
}
// --------------------------------------------------------------------
/**
* Validate Speed
*
* Ensures the speed parameter is valid for jQuery
*
* @access private
* @param string
* @return string
*/
function _validate_speed($speed)
{
if (in_array($speed, array('slow', 'normal', 'fast')))
{
$speed = '"'.$speed.'"';
}
elseif (preg_match("/[^0-9]/", $speed))
{
$speed = '';
}
return $speed;
}
}
/* End of file Jquery.php */
/* Location: ./system/libraries/Jquery.php */
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