871 行
无行尾
20 KiB
PHP
871 行
无行尾
20 KiB
PHP
<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
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/**
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* CodeIgniter
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*
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* An open source application development framework for PHP 5.1.6 or newer
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*
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* @package CodeIgniter
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* @author ExpressionEngine Dev Team
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* @copyright Copyright (c) 2008 - 2011, EllisLab, Inc.
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* @license http://codeigniter.com/user_guide/license.html
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* @link http://codeigniter.com
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* @since Version 1.0
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* @filesource
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*/
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// ------------------------------------------------------------------------
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/**
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* Javascript Class
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*
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* @package CodeIgniter
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* @subpackage Libraries
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* @category Javascript
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* @author ExpressionEngine Dev Team
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* @link http://codeigniter.com/user_guide/libraries/javascript.html
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*/
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class CI_Javascript {
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var $_javascript_location = 'js';
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public function __construct($params = array())
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{
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$defaults = array('js_library_driver' => 'jquery', 'autoload' => TRUE);
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foreach ($defaults as $key => $val)
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{
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if (isset($params[$key]) && $params[$key] !== "")
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{
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$defaults[$key] = $params[$key];
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}
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}
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extract($defaults);
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$this->CI =& get_instance();
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// load the requested js library
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$this->CI->load->library('javascript/'.$js_library_driver, array('autoload' => $autoload));
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// make js to refer to current library
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$this->js =& $this->CI->$js_library_driver;
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log_message('debug', "Javascript Class Initialized and loaded. Driver used: $js_library_driver");
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}
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// --------------------------------------------------------------------
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// Event Code
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// --------------------------------------------------------------------
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/**
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* Blur
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*
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* Outputs a javascript library blur event
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*
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* @access public
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* @param string The element to attach the event to
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* @param string The code to execute
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* @return string
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*/
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function blur($element = 'this', $js = '')
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{
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return $this->js->_blur($element, $js);
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}
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// --------------------------------------------------------------------
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/**
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* Change
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*
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* Outputs a javascript library change event
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*
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* @access public
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* @param string The element to attach the event to
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* @param string The code to execute
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* @return string
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*/
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function change($element = 'this', $js = '')
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{
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return $this->js->_change($element, $js);
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}
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// --------------------------------------------------------------------
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/**
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* Click
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*
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* Outputs a javascript library click event
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*
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* @access public
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* @param string The element to attach the event to
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* @param string The code to execute
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* @param boolean whether or not to return false
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* @return string
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*/
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function click($element = 'this', $js = '', $ret_false = TRUE)
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{
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return $this->js->_click($element, $js, $ret_false);
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}
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// --------------------------------------------------------------------
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/**
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* Double Click
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*
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* Outputs a javascript library dblclick event
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*
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* @access public
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* @param string The element to attach the event to
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* @param string The code to execute
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* @return string
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*/
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function dblclick($element = 'this', $js = '')
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{
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return $this->js->_dblclick($element, $js);
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}
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// --------------------------------------------------------------------
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/**
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* Error
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*
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* Outputs a javascript library error event
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*
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* @access public
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* @param string The element to attach the event to
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* @param string The code to execute
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* @return string
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*/
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function error($element = 'this', $js = '')
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{
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return $this->js->_error($element, $js);
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}
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// --------------------------------------------------------------------
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/**
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* Focus
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*
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* Outputs a javascript library focus event
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*
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* @access public
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* @param string The element to attach the event to
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* @param string The code to execute
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* @return string
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*/
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function focus($element = 'this', $js = '')
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{
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return $this->js->__add_event($focus, $js);
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}
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// --------------------------------------------------------------------
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/**
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* Hover
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*
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* Outputs a javascript library hover event
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*
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* @access public
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* @param string - element
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* @param string - Javascript code for mouse over
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* @param string - Javascript code for mouse out
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* @return string
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*/
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function hover($element = 'this', $over, $out)
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{
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return $this->js->__hover($element, $over, $out);
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}
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// --------------------------------------------------------------------
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/**
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* Keydown
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*
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* Outputs a javascript library keydown event
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*
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* @access public
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* @param string The element to attach the event to
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* @param string The code to execute
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* @return string
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*/
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function keydown($element = 'this', $js = '')
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{
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return $this->js->_keydown($element, $js);
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}
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// --------------------------------------------------------------------
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/**
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* Keyup
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*
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* Outputs a javascript library keydown event
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*
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* @access public
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* @param string The element to attach the event to
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* @param string The code to execute
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* @return string
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*/
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function keyup($element = 'this', $js = '')
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{
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return $this->js->_keyup($element, $js);
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}
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// --------------------------------------------------------------------
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/**
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* Load
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*
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* Outputs a javascript library load event
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*
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* @access public
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* @param string The element to attach the event to
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* @param string The code to execute
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* @return string
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*/
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function load($element = 'this', $js = '')
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{
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return $this->js->_load($element, $js);
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}
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// --------------------------------------------------------------------
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/**
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* Mousedown
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*
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* Outputs a javascript library mousedown event
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*
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* @access public
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* @param string The element to attach the event to
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* @param string The code to execute
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* @return string
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*/
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function mousedown($element = 'this', $js = '')
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{
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return $this->js->_mousedown($element, $js);
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}
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// --------------------------------------------------------------------
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/**
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* Mouse Out
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*
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* Outputs a javascript library mouseout event
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*
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* @access public
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* @param string The element to attach the event to
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* @param string The code to execute
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* @return string
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*/
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function mouseout($element = 'this', $js = '')
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{
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return $this->js->_mouseout($element, $js);
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}
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// --------------------------------------------------------------------
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/**
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* Mouse Over
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*
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* Outputs a javascript library mouseover event
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*
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* @access public
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* @param string The element to attach the event to
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* @param string The code to execute
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* @return string
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*/
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function mouseover($element = 'this', $js = '')
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{
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return $this->js->_mouseover($element, $js);
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}
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// --------------------------------------------------------------------
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/**
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* Mouseup
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*
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* Outputs a javascript library mouseup event
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*
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* @access public
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* @param string The element to attach the event to
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* @param string The code to execute
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* @return string
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*/
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function mouseup($element = 'this', $js = '')
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{
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return $this->js->_mouseup($element, $js);
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}
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// --------------------------------------------------------------------
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/**
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* Output
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*
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* Outputs the called javascript to the screen
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*
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* @access public
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* @param string The code to output
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* @return string
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*/
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function output($js)
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{
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return $this->js->_output($js);
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}
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// --------------------------------------------------------------------
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/**
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* Ready
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*
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* Outputs a javascript library mouseup event
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*
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* @access public
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* @param string The element to attach the event to
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* @param string The code to execute
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* @return string
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*/
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function ready($js)
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{
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return $this->js->_document_ready($js);
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}
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// --------------------------------------------------------------------
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/**
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* Resize
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*
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* Outputs a javascript library resize event
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*
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* @access public
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* @param string The element to attach the event to
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* @param string The code to execute
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* @return string
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*/
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function resize($element = 'this', $js = '')
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{
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return $this->js->_resize($element, $js);
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}
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// --------------------------------------------------------------------
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/**
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* Scroll
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*
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* Outputs a javascript library scroll event
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*
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* @access public
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* @param string The element to attach the event to
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* @param string The code to execute
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* @return string
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*/
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function scroll($element = 'this', $js = '')
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{
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return $this->js->_scroll($element, $js);
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}
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// --------------------------------------------------------------------
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/**
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* Unload
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*
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* Outputs a javascript library unload event
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*
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* @access public
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* @param string The element to attach the event to
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* @param string The code to execute
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* @return string
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*/
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function unload($element = 'this', $js = '')
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{
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return $this->js->_unload($element, $js);
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}
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// --------------------------------------------------------------------
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// Effects
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// --------------------------------------------------------------------
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/**
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* Add Class
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*
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* Outputs a javascript library addClass event
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*
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* @access public
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* @param string - element
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* @param string - Class to add
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* @return string
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*/
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function addClass($element = 'this', $class = '')
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{
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return $this->js->_addClass($element, $class);
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}
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// --------------------------------------------------------------------
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/**
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* Animate
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*
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* Outputs a javascript library animate event
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*
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* @access public
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* @param string - element
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* @param string - One of 'slow', 'normal', 'fast', or time in milliseconds
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* @param string - Javascript callback function
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* @return string
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*/
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function animate($element = 'this', $params = array(), $speed = '', $extra = '')
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{
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return $this->js->_animate($element, $params, $speed, $extra);
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}
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// --------------------------------------------------------------------
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/**
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* Fade In
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*
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* Outputs a javascript library hide event
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*
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* @access public
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* @param string - element
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* @param string - One of 'slow', 'normal', 'fast', or time in milliseconds
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* @param string - Javascript callback function
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* @return string
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*/
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function fadeIn($element = 'this', $speed = '', $callback = '')
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{
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return $this->js->_fadeIn($element, $speed, $callback);
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}
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// --------------------------------------------------------------------
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/**
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* Fade Out
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*
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* Outputs a javascript library hide event
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*
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* @access public
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* @param string - element
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* @param string - One of 'slow', 'normal', 'fast', or time in milliseconds
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* @param string - Javascript callback function
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* @return string
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*/
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function fadeOut($element = 'this', $speed = '', $callback = '')
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{
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return $this->js->_fadeOut($element, $speed, $callback);
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}
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// --------------------------------------------------------------------
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/**
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* Slide Up
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*
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* Outputs a javascript library slideUp event
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*
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* @access public
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* @param string - element
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* @param string - One of 'slow', 'normal', 'fast', or time in milliseconds
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* @param string - Javascript callback function
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* @return string
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*/
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function slideUp($element = 'this', $speed = '', $callback = '')
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{
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return $this->js->_slideUp($element, $speed, $callback);
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}
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// --------------------------------------------------------------------
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/**
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* Remove Class
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*
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* Outputs a javascript library removeClass event
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*
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* @access public
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* @param string - element
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* @param string - Class to add
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* @return string
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*/
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function removeClass($element = 'this', $class = '')
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{
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return $this->js->_removeClass($element, $class);
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}
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// --------------------------------------------------------------------
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/**
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* Slide Down
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*
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* Outputs a javascript library slideDown event
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*
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* @access public
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* @param string - element
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* @param string - One of 'slow', 'normal', 'fast', or time in milliseconds
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* @param string - Javascript callback function
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* @return string
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*/
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function slideDown($element = 'this', $speed = '', $callback = '')
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{
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return $this->js->_slideDown($element, $speed, $callback);
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}
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// --------------------------------------------------------------------
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/**
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* Slide Toggle
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*
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* Outputs a javascript library slideToggle event
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*
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* @access public
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* @param string - element
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* @param string - One of 'slow', 'normal', 'fast', or time in milliseconds
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* @param string - Javascript callback function
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* @return string
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*/
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function slideToggle($element = 'this', $speed = '', $callback = '')
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{
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return $this->js->_slideToggle($element, $speed, $callback);
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}
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// --------------------------------------------------------------------
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/**
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* Hide
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*
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* Outputs a javascript library hide action
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*
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* @access public
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* @param string - element
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* @param string - One of 'slow', 'normal', 'fast', or time in milliseconds
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* @param string - Javascript callback function
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* @return string
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*/
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function hide($element = 'this', $speed = '', $callback = '')
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{
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return $this->js->_hide($element, $speed, $callback);
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}
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// --------------------------------------------------------------------
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/**
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* Toggle
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*
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* Outputs a javascript library toggle event
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*
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* @access public
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* @param string - element
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* @return string
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*/
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function toggle($element = 'this')
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{
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return $this->js->_toggle($element);
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}
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// --------------------------------------------------------------------
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/**
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* Toggle Class
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*
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* Outputs a javascript library toggle class event
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*
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* @access public
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* @param string - element
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* @return string
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*/
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function toggleClass($element = 'this', $class='')
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{
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return $this->js->_toggleClass($element, $class);
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}
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// --------------------------------------------------------------------
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/**
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* Show
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*
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* Outputs a javascript library show event
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*
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* @access public
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* @param string - element
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* @param string - One of 'slow', 'normal', 'fast', or time in milliseconds
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* @param string - Javascript callback function
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* @return string
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*/
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function show($element = 'this', $speed = '', $callback = '')
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{
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return $this->js->_show($element, $speed, $callback);
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}
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// --------------------------------------------------------------------
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/**
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* Compile
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*
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* gather together all script needing to be output
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*
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* @access public
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* @param string The element to attach the event to
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* @return string
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*/
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function compile($view_var = 'script_foot', $script_tags = TRUE)
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{
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$this->js->_compile($view_var, $script_tags);
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}
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/**
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* Clear Compile
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*
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* Clears any previous javascript collected for output
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*
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* @access public
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* @return void
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*/
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function clear_compile()
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{
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$this->js->_clear_compile();
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}
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// --------------------------------------------------------------------
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/**
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* External
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*
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* Outputs a <script> tag with the source as an external js file
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*
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* @access public
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* @param string The element to attach the event to
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* @return string
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*/
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function external($external_file = '', $relative = FALSE)
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{
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if ($external_file !== '')
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{
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$this->_javascript_location = $external_file;
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}
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else
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{
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if ($this->CI->config->item('javascript_location') != '')
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{
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$this->_javascript_location = $this->CI->config->item('javascript_location');
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}
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}
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if ($relative === TRUE OR strncmp($external_file, 'http://', 7) == 0 OR strncmp($external_file, 'https://', 8) == 0)
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{
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$str = $this->_open_script($external_file);
|
|
}
|
|
elseif (strpos($this->_javascript_location, 'http://') !== FALSE)
|
|
{
|
|
$str = $this->_open_script($this->_javascript_location.$external_file);
|
|
}
|
|
else
|
|
{
|
|
$str = $this->_open_script($this->CI->config->slash_item('base_url').$this->_javascript_location.$external_file);
|
|
}
|
|
|
|
$str .= $this->_close_script();
|
|
return $str;
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Inline
|
|
*
|
|
* Outputs a <script> tag
|
|
*
|
|
* @access public
|
|
* @param string The element to attach the event to
|
|
* @param boolean If a CDATA section should be added
|
|
* @return string
|
|
*/
|
|
function inline($script, $cdata = TRUE)
|
|
{
|
|
$str = $this->_open_script();
|
|
$str .= ($cdata) ? "\n// <![CDATA[\n{$script}\n// ]]>\n" : "\n{$script}\n";
|
|
$str .= $this->_close_script();
|
|
|
|
return $str;
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Open Script
|
|
*
|
|
* Outputs an opening <script>
|
|
*
|
|
* @access private
|
|
* @param string
|
|
* @return string
|
|
*/
|
|
function _open_script($src = '')
|
|
{
|
|
$str = '<script type="text/javascript" charset="'.strtolower($this->CI->config->item('charset')).'"';
|
|
$str .= ($src == '') ? '>' : ' src="'.$src.'">';
|
|
return $str;
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Close Script
|
|
*
|
|
* Outputs an closing </script>
|
|
*
|
|
* @access private
|
|
* @param string
|
|
* @return string
|
|
*/
|
|
function _close_script($extra = "\n")
|
|
{
|
|
return "</script>$extra";
|
|
}
|
|
|
|
|
|
// --------------------------------------------------------------------
|
|
// --------------------------------------------------------------------
|
|
// AJAX-Y STUFF - still a testbed
|
|
// --------------------------------------------------------------------
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Update
|
|
*
|
|
* Outputs a javascript library slideDown event
|
|
*
|
|
* @access public
|
|
* @param string - element
|
|
* @param string - One of 'slow', 'normal', 'fast', or time in milliseconds
|
|
* @param string - Javascript callback function
|
|
* @return string
|
|
*/
|
|
function update($element = 'this', $speed = '', $callback = '')
|
|
{
|
|
return $this->js->_updater($element, $speed, $callback);
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Generate JSON
|
|
*
|
|
* Can be passed a database result or associative array and returns a JSON formatted string
|
|
*
|
|
* @param mixed result set or array
|
|
* @param bool match array types (defaults to objects)
|
|
* @return string a json formatted string
|
|
*/
|
|
function generate_json($result = NULL, $match_array_type = FALSE)
|
|
{
|
|
// JSON data can optionally be passed to this function
|
|
// either as a database result object or an array, or a user supplied array
|
|
if ( ! is_null($result))
|
|
{
|
|
if (is_object($result))
|
|
{
|
|
$json_result = $result->result_array();
|
|
}
|
|
elseif (is_array($result))
|
|
{
|
|
$json_result = $result;
|
|
}
|
|
else
|
|
{
|
|
return $this->_prep_args($result);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
return 'null';
|
|
}
|
|
|
|
$json = array();
|
|
$_is_assoc = TRUE;
|
|
|
|
if ( ! is_array($json_result) AND empty($json_result))
|
|
{
|
|
show_error("Generate JSON Failed - Illegal key, value pair.");
|
|
}
|
|
elseif ($match_array_type)
|
|
{
|
|
$_is_assoc = $this->_is_associative_array($json_result);
|
|
}
|
|
|
|
foreach ($json_result as $k => $v)
|
|
{
|
|
if ($_is_assoc)
|
|
{
|
|
$json[] = $this->_prep_args($k, TRUE).':'.$this->generate_json($v, $match_array_type);
|
|
}
|
|
else
|
|
{
|
|
$json[] = $this->generate_json($v, $match_array_type);
|
|
}
|
|
}
|
|
|
|
$json = implode(',', $json);
|
|
|
|
return $_is_assoc ? "{".$json."}" : "[".$json."]";
|
|
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Is associative array
|
|
*
|
|
* Checks for an associative array
|
|
*
|
|
* @access public
|
|
* @param type
|
|
* @return type
|
|
*/
|
|
function _is_associative_array($arr)
|
|
{
|
|
foreach (array_keys($arr) as $key => $val)
|
|
{
|
|
if ($key !== $val)
|
|
{
|
|
return TRUE;
|
|
}
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Prep Args
|
|
*
|
|
* Ensures a standard json value and escapes values
|
|
*
|
|
* @access public
|
|
* @param type
|
|
* @return type
|
|
*/
|
|
function _prep_args($result, $is_key = FALSE)
|
|
{
|
|
if (is_null($result))
|
|
{
|
|
return 'null';
|
|
}
|
|
elseif (is_bool($result))
|
|
{
|
|
return ($result === TRUE) ? 'true' : 'false';
|
|
}
|
|
elseif (is_string($result) OR $is_key)
|
|
{
|
|
return '"'.str_replace(array('\\', "\t", "\n", "\r", '"'), array('\\\\', '\\t', '\\n', "\\r", '\"'), $result).'"';
|
|
}
|
|
elseif (is_scalar($result))
|
|
{
|
|
return $result;
|
|
}
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
}
|
|
// END Javascript Class
|
|
|
|
/* End of file Javascript.php */
|
|
/* Location: ./system/libraries/Javascript.php */ |