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871 lines (764 loc) · 19.6 KB
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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
* An open source application development framework for PHP 5.1.6 or newer
*
* @package CodeIgniter
* @author ExpressionEngine Dev Team
* @copyright Copyright (c) 2008 - 2011, EllisLab, Inc.
* @license http://codeigniter.com/user_guide/license.html
* @link http://codeigniter.com
* @since Version 1.0
* @filesource
*/
// ------------------------------------------------------------------------
/**
* Javascript Class
*
* @package CodeIgniter
* @subpackage Libraries
* @category Javascript
* @author ExpressionEngine Dev Team
* @link http://codeigniter.com/user_guide/libraries/javascript.html
*/
class CI_Javascript {
var $_javascript_location = 'js';
public function __construct($params = array())
{
$defaults = array('js_library_driver' => 'jquery', 'autoload' => TRUE);
foreach ($defaults as $key => $val)
{
if (isset($params[$key]) && $params[$key] !== "")
{
$defaults[$key] = $params[$key];
}
}
extract($defaults);
$this->CI =& get_instance();
// load the requested js library
$this->CI->load->library('javascript/'.$js_library_driver, array('autoload' => $autoload));
// make js to refer to current library
$this->js =& $this->CI->$js_library_driver;
log_message('debug', "Javascript Class Initialized and loaded. Driver used: $js_library_driver");
}
// --------------------------------------------------------------------
// Event Code
// --------------------------------------------------------------------
/**
* Blur
*
* Outputs a javascript library blur event
*
* @access public
* @param string The element to attach the event to
* @param string The code to execute
* @return string
*/
function blur($element = 'this', $js = '')
{
return $this->js->_blur($element, $js);
}
// --------------------------------------------------------------------
/**
* Change
*
* Outputs a javascript library change event
*
* @access public
* @param string The element to attach the event to
* @param string The code to execute
* @return string
*/
function change($element = 'this', $js = '')
{
return $this->js->_change($element, $js);
}
// --------------------------------------------------------------------
/**
* Click
*
* Outputs a javascript library click event
*
* @access public
* @param string The element to attach the event to
* @param string The code to execute
* @param boolean whether or not to return false
* @return string
*/
function click($element = 'this', $js = '', $ret_false = TRUE)
{
return $this->js->_click($element, $js, $ret_false);
}
// --------------------------------------------------------------------
/**
* Double Click
*
* Outputs a javascript library dblclick event
*
* @access public
* @param string The element to attach the event to
* @param string The code to execute
* @return string
*/
function dblclick($element = 'this', $js = '')
{
return $this->js->_dblclick($element, $js);
}
// --------------------------------------------------------------------
/**
* Error
*
* Outputs a javascript library error event
*
* @access public
* @param string The element to attach the event to
* @param string The code to execute
* @return string
*/
function error($element = 'this', $js = '')
{
return $this->js->_error($element, $js);
}
// --------------------------------------------------------------------
/**
* Focus
*
* Outputs a javascript library focus event
*
* @access public
* @param string The element to attach the event to
* @param string The code to execute
* @return string
*/
function focus($element = 'this', $js = '')
{
return $this->js->__add_event($focus, $js);
}
// --------------------------------------------------------------------
/**
* Hover
*
* Outputs a javascript library hover event
*
* @access public
* @param string - element
* @param string - Javascript code for mouse over
* @param string - Javascript code for mouse out
* @return string
*/
function hover($element = 'this', $over, $out)
{
return $this->js->__hover($element, $over, $out);
}
// --------------------------------------------------------------------
/**
* Keydown
*
* Outputs a javascript library keydown event
*
* @access public
* @param string The element to attach the event to
* @param string The code to execute
* @return string
*/
function keydown($element = 'this', $js = '')
{
return $this->js->_keydown($element, $js);
}
// --------------------------------------------------------------------
/**
* Keyup
*
* Outputs a javascript library keydown event
*
* @access public
* @param string The element to attach the event to
* @param string The code to execute
* @return string
*/
function keyup($element = 'this', $js = '')
{
return $this->js->_keyup($element, $js);
}
// --------------------------------------------------------------------
/**
* Load
*
* Outputs a javascript library load event
*
* @access public
* @param string The element to attach the event to
* @param string The code to execute
* @return string
*/
function load($element = 'this', $js = '')
{
return $this->js->_load($element, $js);
}
// --------------------------------------------------------------------
/**
* Mousedown
*
* Outputs a javascript library mousedown event
*
* @access public
* @param string The element to attach the event to
* @param string The code to execute
* @return string
*/
function mousedown($element = 'this', $js = '')
{
return $this->js->_mousedown($element, $js);
}
// --------------------------------------------------------------------
/**
* Mouse Out
*
* Outputs a javascript library mouseout event
*
* @access public
* @param string The element to attach the event to
* @param string The code to execute
* @return string
*/
function mouseout($element = 'this', $js = '')
{
return $this->js->_mouseout($element, $js);
}
// --------------------------------------------------------------------
/**
* Mouse Over
*
* Outputs a javascript library mouseover event
*
* @access public
* @param string The element to attach the event to
* @param string The code to execute
* @return string
*/
function mouseover($element = 'this', $js = '')
{
return $this->js->_mouseover($element, $js);
}
// --------------------------------------------------------------------
/**
* Mouseup
*
* Outputs a javascript library mouseup event
*
* @access public
* @param string The element to attach the event to
* @param string The code to execute
* @return string
*/
function mouseup($element = 'this', $js = '')
{
return $this->js->_mouseup($element, $js);
}
// --------------------------------------------------------------------
/**
* Output
*
* Outputs the called javascript to the screen
*
* @access public
* @param string The code to output
* @return string
*/
function output($js)
{
return $this->js->_output($js);
}
// --------------------------------------------------------------------
/**
* Ready
*
* Outputs a javascript library mouseup event
*
* @access public
* @param string The element to attach the event to
* @param string The code to execute
* @return string
*/
function ready($js)
{
return $this->js->_document_ready($js);
}
// --------------------------------------------------------------------
/**
* Resize
*
* Outputs a javascript library resize event
*
* @access public
* @param string The element to attach the event to
* @param string The code to execute
* @return string
*/
function resize($element = 'this', $js = '')
{
return $this->js->_resize($element, $js);
}
// --------------------------------------------------------------------
/**
* Scroll
*
* Outputs a javascript library scroll event
*
* @access public
* @param string The element to attach the event to
* @param string The code to execute
* @return string
*/
function scroll($element = 'this', $js = '')
{
return $this->js->_scroll($element, $js);
}
// --------------------------------------------------------------------
/**
* Unload
*
* Outputs a javascript library unload event
*
* @access public
* @param string The element to attach the event to
* @param string The code to execute
* @return string
*/
function unload($element = 'this', $js = '')
{
return $this->js->_unload($element, $js);
}
// --------------------------------------------------------------------
// Effects
// --------------------------------------------------------------------
/**
* Add Class
*
* Outputs a javascript library addClass event
*
* @access public
* @param string - element
* @param string - Class to add
* @return string
*/
function addClass($element = 'this', $class = '')
{
return $this->js->_addClass($element, $class);
}
// --------------------------------------------------------------------
/**
* Animate
*
* Outputs a javascript library animate event
*
* @access public
* @param string - element
* @param string - One of 'slow', 'normal', 'fast', or time in milliseconds
* @param string - Javascript callback function
* @return string
*/
function animate($element = 'this', $params = array(), $speed = '', $extra = '')
{
return $this->js->_animate($element, $params, $speed, $extra);
}
// --------------------------------------------------------------------
/**
* Fade In
*
* Outputs a javascript library hide event
*
* @access public
* @param string - element
* @param string - One of 'slow', 'normal', 'fast', or time in milliseconds
* @param string - Javascript callback function
* @return string
*/
function fadeIn($element = 'this', $speed = '', $callback = '')
{
return $this->js->_fadeIn($element, $speed, $callback);
}
// --------------------------------------------------------------------
/**
* Fade Out
*
* Outputs a javascript library hide event
*
* @access public
* @param string - element
* @param string - One of 'slow', 'normal', 'fast', or time in milliseconds
* @param string - Javascript callback function
* @return string
*/
function fadeOut($element = 'this', $speed = '', $callback = '')
{
return $this->js->_fadeOut($element, $speed, $callback);
}
// --------------------------------------------------------------------
/**
* Slide Up
*
* Outputs a javascript library slideUp event
*
* @access public
* @param string - element
* @param string - One of 'slow', 'normal', 'fast', or time in milliseconds
* @param string - Javascript callback function
* @return string
*/
function slideUp($element = 'this', $speed = '', $callback = '')
{
return $this->js->_slideUp($element, $speed, $callback);
}
// --------------------------------------------------------------------
/**
* Remove Class
*
* Outputs a javascript library removeClass event
*
* @access public
* @param string - element
* @param string - Class to add
* @return string
*/
function removeClass($element = 'this', $class = '')
{
return $this->js->_removeClass($element, $class);
}
// --------------------------------------------------------------------
/**
* Slide Down
*
* Outputs a javascript library slideDown event
*
* @access public
* @param string - element
* @param string - One of 'slow', 'normal', 'fast', or time in milliseconds
* @param string - Javascript callback function
* @return string
*/
function slideDown($element = 'this', $speed = '', $callback = '')
{
return $this->js->_slideDown($element, $speed, $callback);
}
// --------------------------------------------------------------------
/**
* Slide Toggle
*
* Outputs a javascript library slideToggle event
*
* @access public
* @param string - element
* @param string - One of 'slow', 'normal', 'fast', or time in milliseconds
* @param string - Javascript callback function
* @return string
*/
function slideToggle($element = 'this', $speed = '', $callback = '')
{
return $this->js->_slideToggle($element, $speed, $callback);
}
// --------------------------------------------------------------------
/**
* Hide
*
* Outputs a javascript library hide action
*
* @access public
* @param string - element
* @param string - One of 'slow', 'normal', 'fast', or time in milliseconds
* @param string - Javascript callback function
* @return string
*/
function hide($element = 'this', $speed = '', $callback = '')
{
return $this->js->_hide($element, $speed, $callback);
}
// --------------------------------------------------------------------
/**
* Toggle
*
* Outputs a javascript library toggle event
*
* @access public
* @param string - element
* @return string
*/
function toggle($element = 'this')
{
return $this->js->_toggle($element);
}
// --------------------------------------------------------------------
/**
* Toggle Class
*
* Outputs a javascript library toggle class event
*
* @access public
* @param string - element
* @return string
*/
function toggleClass($element = 'this', $class='')
{
return $this->js->_toggleClass($element, $class);
}
// --------------------------------------------------------------------
/**
* Show
*
* Outputs a javascript library show event
*
* @access public
* @param string - element
* @param string - One of 'slow', 'normal', 'fast', or time in milliseconds
* @param string - Javascript callback function
* @return string
*/
function show($element = 'this', $speed = '', $callback = '')
{
return $this->js->_show($element, $speed, $callback);
}
// --------------------------------------------------------------------
/**
* Compile
*
* gather together all script needing to be output
*
* @access public
* @param string The element to attach the event to
* @return string
*/
function compile($view_var = 'script_foot', $script_tags = TRUE)
{
$this->js->_compile($view_var, $script_tags);
}
/**
* Clear Compile
*
* Clears any previous javascript collected for output
*
* @access public
* @return void
*/
function clear_compile()
{
$this->js->_clear_compile();
}
// --------------------------------------------------------------------
/**
* External
*
* Outputs a <script> tag with the source as an external js file
*
* @access public
* @param string The element to attach the event to
* @return string
*/
function external($external_file = '', $relative = FALSE)
{
if ($external_file !== '')
{
$this->_javascript_location = $external_file;
}
else
{
if ($this->CI->config->item('javascript_location') != '')
{
$this->_javascript_location = $this->CI->config->item('javascript_location');
}
}
if ($relative === TRUE OR strncmp($external_file, 'http://', 7) == 0 OR strncmp($external_file, 'https://', 8) == 0)
{
$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 */
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