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egroupware_official/phpgwapi/inc/class.javascript.inc.php
2006-10-22 11:35:58 +00:00

419 lines
13 KiB
PHP

<?php
/**************************************************************************\
* eGroupWare API - JavaScript *
* Written by Dave Hall skwashd at phpgroupware.org *
* Copyright (C) 2003 Free Software Foundation Inc *
* -------------------------------------------------------------------------*
* This library is part of the eGroupWare API *
* http://www.egroupware.org/api *
* ------------------------------------------------------------------------ *
* This program is Free Software; you can redistribute it and/or modify it *
* under the terms of the GNU General Public License as published by the *
* Free Software Foundation; either version 2 of the License, or (at your *
* option) any later version. *
\**************************************************************************/
/* $Id$ */
/**
* eGroupWare javascript support class
*
* Only instanstiate this class using:
* <code>
* if(!@is_object($GLOBALS['egw']->js))
* {
* $GLOBALS['egw']->js =& CreateObject('phpgwapi.javascript');
* }
* </code>
*
* This way a theme can see if this is a defined object and include the data,
* while the is_object() wrapper prevents whiping out existing data held in
* this instance variables, primarily the $files variable.
*
* Note: The package argument is the subdirectory of js - all js should live in subdirectories
*
* @package phpgwapi
* @subpackage sessions
* @abstract
* @author Dave Hall
* @copyright &copy; 2003 Free Software Foundation
* @license GPL
* @uses template
*
*/
class javascript
{
/**
* @var array elements to be used for the on(Un)Load attributes of the body tag
*/
var $body;
/**
* @var array list of validated files to be included in the head section of a page
*/
var $files;
/**
* @var object used for holding an instance of the Template class
*/
var $t;
/**
* @var boolean Load JS API ?
*/
var $js_api;
/**
* Constructor
*
* Initialize the instance variables
*/
function javascript()
{
//$this->t =& CreateObject('phpgwapi.Template', ExecMethod('phpgwapi.phpgw.common.get_tpl_dir','phpgwapi'));
}
/**
* Returns the javascript required for displaying a popup message box
*
* @param string $msg the message to be displayed to user
* @returns string the javascript to be used for displaying the message
*/
function get_alert($msg)
{
return 'return alert("'.lang($msg).'");';
}
/**
* Adds on(Un)Load= attributes to the body tag of a page
*
* @returns string the attributes to be used
*/
function get_body_attribs()
{
$js = '';
foreach(array('onLoad','onUnload','onResize') as $what)
{
if (!empty($this->body[$what]))
{
$js .= ' '.$what.'="' . str_replace(array('\\\'','"','\\','&#39;'),array('&#39;','\\"','\\\\','\\\''),$this->body[$what]) . '"';
}
}
return $js;
}
/**
* Returns the javascript required for displaying a confirmation message box
*
* @param string $msg the message to be displayed to user
* @returns string the javascript to be used for displaying the message
*/
function get_confirm($msg)
{
return 'return confirm("'.lang($msg).'");';
}
/**
* Used for generating the list of external js files to be included in the head of a page
*
* NOTE: This method should only be called by the template class.
* The validation is done when the file is added so we don't have to worry now
*
* @returns string the html needed for importing the js into a page
*/
function get_script_links()
{
$links = "<!--JS Imports from phpGW javascript class -->\n";
if(!empty($this->files) && is_array($this->files))
{
foreach($this->files as $app => $packages)
{
if(!empty($packages) && is_array($packages))
{
foreach($packages as $pkg => $files)
{
if(!empty($files) && is_array($files))
{
foreach($files as $file => $browser)
{
$pkg = $pkg == '.' ? '' : $pkg.'/';
$browser = $browser == '.' ? '' : $browser.'/';
$f = "/$app/js/$pkg$browser$file" . '.js?'. filectime(EGW_INCLUDE_ROOT."/$app/js/$pkg$browser$file.js") .'">';
$links .= '<script type="text/javascript" src="'. $GLOBALS['egw_info']['server']['webserver_url']. $f. "</script>\n";
}
}
}
}
}
}
return $links;
}
/**
* Sets an onLoad action for a page
*
* @param string javascript to be used
*/
function set_onload($code)
{
$this->body['onLoad'] .= $code;
}
/**
* Sets an onUnload action for a page
*
* @param string javascript to be used
*/
function set_onunload($code)
{
$this->body['onUnload'] .= $code;
}
/**
* Sets an onResize action for a page
*
* @param string javascript to be used
*/
function set_onresize($code)
{
$this->body['onResize'] .= $code;
}
/**
* DO NOT USE - NOT SURE IF I AM GOING TO USE IT - ALSO IT NEEDS SOME CHANGES!!!!
* Used for removing a file or package of files to be included in the head section of a page
*
* @param string $app application to use
* @param string $package the name of the package to be removed
* @param string $file the name of a file in the package to be removed - if ommitted package is removed
*/
function unset_script_link($app, $package, $file=False)
{
/* THIS DOES NOTHING ATM :P
if($file !== False)
{
unset($this->files[$app][$package][$file]);
}
else
{
unset($this->files[$app][$package]);
}
*/
}
/**
* Checks to make sure a valid package and file name is provided
*
* @param string $package package to be included
* @param string $file file to be included - no ".js" on the end
* @param string $app application directory to search - default = phpgwapi
* @param bool $browser insert specific browser javascript.
*
* @discuss The browser specific option loads the file which is in the correct
* browser folder. Supported folder are those supported by class.browser.inc.php
*
* @returns bool was the file found?
*/
function validate_file($package, $file, $app='phpgwapi', $browser=true)
{
if ($browser)
{
$browser_folder = strtolower(ExecMethod('phpgwapi.browser.get_agent'));
}
else
{
$browser_folder = '.';
}
if ($this->included_files[$app][$package][$file]) return true;
if(is_readable(EGW_INCLUDE_ROOT ."/$app/js/$package/$browser_folder/$file.js"))
{
$this->files[$app][$package][$file] = $browser_folder;
return True;
}
elseif (is_readable(EGW_INCLUDE_ROOT. "/$app/js/$package/$file.js"))
{
$this->files[$app][$package][$file] = '.';
return True;
}
elseif($app != 'phpgwapi')
{
if(is_readable(EGW_INCLUDE_ROOT ."/phpgwapi/js/$package/$browser_folder/$file.js"))
{
$this->files['phpgwapi'][$package][$file] = $browser_folder;
return True;
}
elseif(is_readable(EGW_INCLUDE_ROOT ."phpgwapi/js/$package/$file.js"))
{
$this->files['phpgwapi'][$package][$file] = '.';
return True;
}
return False;
}
}
function validate_jsapi()
{
if (EGW_UNCOMPRESSED_THYAPI)
{
$this->validate_file('plugins', 'thyPlugins');
}
/* This was included together with javascript globals to garantee prior load of dynapi. But it doesn't seems
* right to me... maybe on class common, it should load dynapi before everything... */
$this->validate_file('dynapi','dynapi');
// Initialize DynAPI
$GLOBALS['egw_info']['flags']['java_script'] .= '<script language="javascript">'."\n";
$GLOBALS['egw_info']['flags']['java_script'] .= "dynapi.library.setPath(GLOBALS['serverRoot']+'/phpgwapi/js/dynapi/')\n";
$GLOBALS['egw_info']['flags']['java_script'] .= "dynapi.library.include('dynapi.library')\n";
$GLOBALS['egw_info']['flags']['java_script'] .= "dynapi.library.include('dynapi.api')\n";
$GLOBALS['egw_info']['flags']['java_script'] .= "</script>\n";/**/
//FIXME: These files are temporary! They should be included inside DynAPI or substituted by
// other ones
$this->validate_file('jsapi', 'jsapi');
$this->validate_file('wz_dragdrop', 'wz_dragdrop');
$this->validate_file('dJSWin', 'dJSWin');
$this->validate_file('dTabs', 'dTabs');
$this->validate_file('connector', 'connector');
$this->validate_file('xmlrpcMsgCreator','xmlrpc');
$this->validate_file('jsolait','init');
return true;
}
function get_javascript_globals()
{
/* Default Global Messages */
$GLOBALS['egw_info']['flags']['java_script_globals']['messages']['jsapi']['parseError'] = lang('Failed to Contact Server or Invalid Response from Server. Try to relogin. Contact Admin in case of faliure.');
$GLOBALS['egw_info']['flags']['java_script_globals']['messages']['jsapi']['serverTimeout'] = lang('Could not contact server. Operation Timed Out!');
$GLOBALS['egw_info']['flags']['java_script_globals']['messages']['jsapi']['dataSourceStartup'] = lang('Starting Up...');
$GLOBALS['egw_info']['flags']['java_script_globals']['messages']['jsapi']['connector_1'] = lang('Contacting Server...');
$GLOBALS['egw_info']['flags']['java_script_globals']['messages']['jsapi']['connector_2'] = lang('Server Contacted. Waiting for response...');
$GLOBALS['egw_info']['flags']['java_script_globals']['messages']['jsapi']['connector_3'] = lang('Server answered. Processing response...');
$GLOBALS['egw_info']['flags']['java_script_globals']['preferences']['common'] =& $GLOBALS['egw_info']['user']['preferences']['common'];
/* Default Global API Variables */
$browser = strtolower(ExecMethod('phpgwapi.browser.get_agent'));
switch ($browser)
{
case 'ie':
case 'opera':
$thyapi_comp = 'thyapi_comp_'.$browser.'.js';
break;
default:
$thyapi_comp = 'thyapi_comp_gecko.js';
}
$GLOBALS['egw_info']['flags']['java_script_globals']['jsapi']['imgDir'] = $GLOBALS['egw_info']['server']['webserver_url'].'/'.'phpgwapi/images';
if (EGW_UNCOMPRESSED_THYAPI)
{
$jsCode = "<!-- JS Global Variables and ThyAPI Insertion -->\n" .
'<script type="text/javascript" src="'.($GLOBALS['egw_info']['server']['webserver_url'] ? $GLOBALS['egw_info']['server']['webserver_url'].'/' : '/').
'/phpgwapi/js/dynapi/dynapi.js"></script>'."\n".
'<script language="javascript">'."\n".
'var GLOBALS = new Object();'."\n" .
"GLOBALS['serverRoot'] = '".($GLOBALS['egw_info']['server']['webserver_url'] ? $GLOBALS['egw_info']['server']['webserver_url'].'/' : '/')."';\n".
"GLOBALS['appname'] = '".$GLOBALS['egw_info']['flags']['currentapp']."';\n".
"GLOBALS['httpProtocol'] = '".($_SERVER['HTTPS'] ? 'https://' : 'http://')."';\n";
}
else
{
$jsCode = "<!-- JS Global Variables and ThyAPI Insertion -->\n" .
'<script type="text/javascript" src="'.($GLOBALS['egw_info']['server']['webserver_url'] ? $GLOBALS['egw_info']['server']['webserver_url'].'/' : '/').
'/phpgwapi/js/'.$thyapi_comp.'"></script>'."\n".
'<script language="javascript">'."\n".
'var GLOBALS = new Object();'."\n" .
"GLOBALS['serverRoot'] = '".($GLOBALS['egw_info']['server']['webserver_url'] ? $GLOBALS['egw_info']['server']['webserver_url'].'/' : '/')."';\n".
"GLOBALS['appname'] = '".$GLOBALS['egw_info']['flags']['currentapp']."';\n".
"GLOBALS['httpProtocol'] = '".($_SERVER['HTTPS'] ? 'https://' : 'http://')."';\n";
}
if ($GLOBALS['egw_info']['extra_get_vars'])
{
$GLOBALS['egw_info']['flags']['java_script_globals']['extra_get_vars'] = $GLOBALS['egw_info']['extra_get_vars'];
}
$jsCode .= $this->convert_phparray_jsarray("GLOBALS", $GLOBALS['egw_info']['flags']['java_script_globals'], false);
if (EGW_UNCOMPRESSED_THYAPI)
{
$jsCode .= "\ndynapi.library.setPath(GLOBALS['serverRoot']+'/phpgwapi/js/dynapi/');\n".
"dynapi.library.include('dynapi.library');\n".
"dynapi.library.include('dynapi.api');\n\n";
}
// Enable Debug?
$config =& CreateObject('phpgwapi.config', 'phpgwapi');
$config_values = $config->read_repository();
if ($config_values['js_debug'])
{
$jsCode .= "if (dynapi.ua.gecko) dynapi.library.include('dynapi.debug')\n";
}
$jsCode .= '</script>'."\n";
return $jsCode;
}
function convert_phparray_jsarray($name, $array, $new=true)
{
if (!is_array($array))
{
return '';
}
if ($new)
{
$jsCode = "$name = new Object();\n";
}
else
{
$jsCode = '';
}
foreach ($array as $index => $value)
{
if (is_array($value))
{
$jsCode .= $name."['".$index."'] = new Object();\n";
$jsCode .= $this->convert_phparray_jsarray($name."['".$index."']", $value,false);
continue;
}
switch(gettype($value))
{
case 'string':
$value = "'".str_replace(array("\n","\r"),'\n',addslashes($value))."'";
break;
case 'boolean':
if ($value)
{
$value = 'true';
}
else
{
$value = 'false';
}
break;
default:
$value = 'null';
}
$jsCode .= $name."['".$index."'] = ".$value.";\n";
}
return $jsCode;
}
}
?>