You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
679 lines
28 KiB
679 lines
28 KiB
<?php
|
|
/*
|
|
* FCKeditor - The text editor for Internet - http://www.fckeditor.net
|
|
* Copyright (C) 2003-2010 Frederico Caldeira Knabben
|
|
*
|
|
* == BEGIN LICENSE ==
|
|
*
|
|
* Licensed under the terms of any of the following licenses at your
|
|
* choice:
|
|
*
|
|
* - GNU General Public License Version 2 or later (the "GPL")
|
|
* http://www.gnu.org/licenses/gpl.html
|
|
*
|
|
* - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
|
|
* http://www.gnu.org/licenses/lgpl.html
|
|
*
|
|
* - Mozilla Public License Version 1.1 or later (the "MPL")
|
|
* http://www.mozilla.org/MPL/MPL-1.1.html
|
|
*
|
|
* == END LICENSE ==
|
|
*
|
|
* This is the integration file for PHP 5.
|
|
*
|
|
* It defines the FCKeditor class that can be used to create editor
|
|
* instances in PHP pages on server side.
|
|
*/
|
|
|
|
// Code about adaptation of the editor and its plugins has been added by the Chamilo team, 2009-2010.
|
|
// For modifying configuration options see myconfig.php and myconfig.js.
|
|
|
|
/**
|
|
* Check if browser is compatible with FCKeditor.
|
|
* Return true if is compatible.
|
|
*
|
|
* @return boolean
|
|
*/
|
|
|
|
function FCKeditor_IsCompatibleBrowser()
|
|
{
|
|
if ( isset( $_SERVER ) ) {
|
|
$sAgent = $_SERVER['HTTP_USER_AGENT'] ;
|
|
}
|
|
else {
|
|
global $HTTP_SERVER_VARS ;
|
|
if ( isset( $HTTP_SERVER_VARS ) ) {
|
|
$sAgent = $HTTP_SERVER_VARS['HTTP_USER_AGENT'] ;
|
|
}
|
|
else {
|
|
global $HTTP_USER_AGENT ;
|
|
$sAgent = $HTTP_USER_AGENT ;
|
|
}
|
|
}
|
|
|
|
if ( strpos($sAgent, 'MSIE') !== false && strpos($sAgent, 'mac') === false && strpos($sAgent, 'Opera') === false )
|
|
{
|
|
$iVersion = (float)substr($sAgent, strpos($sAgent, 'MSIE') + 5, 3) ;
|
|
return ($iVersion >= 5.5) ;
|
|
}
|
|
else if ( strpos($sAgent, 'Gecko/') !== false )
|
|
{
|
|
$iVersion = (int)substr($sAgent, strpos($sAgent, 'Gecko/') + 6, 8) ;
|
|
return ($iVersion >= 20030210) ;
|
|
}
|
|
else if ( strpos($sAgent, 'Opera/') !== false )
|
|
{
|
|
$fVersion = (float)substr($sAgent, strpos($sAgent, 'Opera/') + 6, 4) ;
|
|
return ($fVersion >= 9.5) ;
|
|
}
|
|
else if ( preg_match( "|AppleWebKit/(\d+)|i", $sAgent, $matches ) )
|
|
{
|
|
$iVersion = $matches[1] ;
|
|
return ( $matches[1] >= 522 ) ;
|
|
}
|
|
else
|
|
return false ;
|
|
}
|
|
|
|
class FCKeditor
|
|
{
|
|
/**
|
|
* Name of the FCKeditor instance.
|
|
*
|
|
* @access protected
|
|
* @var string
|
|
*/
|
|
public $InstanceName ;
|
|
/**
|
|
* Path to FCKeditor relative to the document root.
|
|
*
|
|
* @var string
|
|
*/
|
|
public $BasePath ;
|
|
/**
|
|
* Width of the FCKeditor.
|
|
* Examples: 100%, 600
|
|
*
|
|
* @var mixed
|
|
*/
|
|
public $Width ;
|
|
/**
|
|
* Height of the FCKeditor.
|
|
* Examples: 400, 50%
|
|
*
|
|
* @var mixed
|
|
*/
|
|
public $Height ;
|
|
/**
|
|
* Name of the toolbar to load.
|
|
*
|
|
* @var string
|
|
*/
|
|
public $ToolbarSet ;
|
|
/**
|
|
* Initial value.
|
|
*
|
|
* @var string
|
|
*/
|
|
public $Value ;
|
|
/**
|
|
* This is where additional configuration can be passed.
|
|
* Example:
|
|
* $oFCKeditor->Config['EnterMode'] = 'br';
|
|
*
|
|
* @var array
|
|
*/
|
|
public $Config ;
|
|
|
|
/**
|
|
* Main Constructor.
|
|
* Refer to the _samples/php directory for examples.
|
|
*
|
|
* @param string $instanceName
|
|
*/
|
|
public function __construct( $instanceName )
|
|
{
|
|
$this->InstanceName = $instanceName ;
|
|
$this->BasePath = '/fckeditor/' ;
|
|
$this->Width = '100%' ;
|
|
$this->Height = '200' ;
|
|
$this->ToolbarSet = 'Default' ;
|
|
$this->Value = '' ;
|
|
|
|
$this->Config = array() ;
|
|
}
|
|
|
|
/**
|
|
* Display FCKeditor.
|
|
*
|
|
*/
|
|
public function Create()
|
|
{
|
|
echo $this->CreateHtml() ;
|
|
}
|
|
|
|
/**
|
|
* Return the HTML code required to run FCKeditor.
|
|
*
|
|
* @return string
|
|
*/
|
|
public function CreateHtml()
|
|
{
|
|
// Adaptation for the Chamilo LMS ---------------------------------------------------------
|
|
|
|
$this->BasePath = api_get_path(REL_PATH).'main/inc/lib/fckeditor/';
|
|
|
|
$config = $this->get_custom_configuration();
|
|
$this->read_configuration($config);
|
|
|
|
$config = $this->get_default_configuration();
|
|
$this->read_configuration($config);
|
|
|
|
if ((api_is_allowed_to_edit() || api_is_platform_admin()) && isset($this->Config['BlockCopyPaste'])) {
|
|
$this->Config['BlockCopyPaste'] = false;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------------------
|
|
|
|
$HtmlValue = htmlspecialchars( $this->Value ) ;
|
|
|
|
$Html = '' ;
|
|
|
|
if ( $this->IsCompatible() )
|
|
{
|
|
if ( api_get_setting('server_type') == 'test' )
|
|
$File = 'fckeditor.original.html' ;
|
|
else
|
|
$File = 'fckeditor.html' ;
|
|
|
|
$Link = "{$this->BasePath}editor/{$File}?InstanceName={$this->InstanceName}" ;
|
|
|
|
if ( $this->ToolbarSet != '' )
|
|
$Link .= "&Toolbar={$this->ToolbarSet}" ;
|
|
|
|
// Render the linked hidden field.
|
|
$Html .= "<input type=\"hidden\" id=\"{$this->InstanceName}\" name=\"{$this->InstanceName}\" value=\"{$HtmlValue}\" style=\"display:none\" />" ;
|
|
|
|
// Render the configurations hidden field.
|
|
$Html .= "<input type=\"hidden\" id=\"{$this->InstanceName}___Config\" value=\"" . $this->GetConfigFieldString() . "\" style=\"display:none\" />" ;
|
|
|
|
// Render the editor IFRAME.
|
|
$Html .= "<iframe id=\"{$this->InstanceName}___Frame\" src=\"{$Link}\" width=\"{$this->Width}\" height=\"{$this->Height}\" frameborder=\"0\" scrolling=\"no\"></iframe>" ;
|
|
}
|
|
else
|
|
{
|
|
if ( strpos( $this->Width, '%' ) === false )
|
|
$WidthCSS = $this->Width . 'px' ;
|
|
else
|
|
$WidthCSS = $this->Width ;
|
|
|
|
if ( strpos( $this->Height, '%' ) === false )
|
|
$HeightCSS = $this->Height . 'px' ;
|
|
else
|
|
$HeightCSS = $this->Height ;
|
|
|
|
$Html .= "<textarea name=\"{$this->InstanceName}\" rows=\"4\" cols=\"40\" style=\"width: {$WidthCSS}; height: {$HeightCSS}\">{$HtmlValue}</textarea>" ;
|
|
}
|
|
|
|
return $Html ;
|
|
}
|
|
|
|
/**
|
|
* Returns true if browser is compatible with FCKeditor.
|
|
*
|
|
* @return boolean
|
|
*/
|
|
public function IsCompatible()
|
|
{
|
|
return FCKeditor_IsCompatibleBrowser() ;
|
|
}
|
|
|
|
/**
|
|
* Get settings from Config array as a single string.
|
|
*
|
|
* @access protected
|
|
* @return string
|
|
*/
|
|
public function GetConfigFieldString()
|
|
{
|
|
$sParams = '' ;
|
|
$bFirst = true ;
|
|
|
|
foreach ( $this->Config as $sKey => $sValue )
|
|
{
|
|
if ( !$bFirst ) {
|
|
$sParams .= '&' ;
|
|
} else {
|
|
$bFirst = false ;
|
|
}
|
|
if ( is_string( $sValue ) ) {
|
|
$sParams .= $this->EncodeConfig( $sKey ) . '=' . $this->EncodeConfig( $sValue ) ;
|
|
} else {
|
|
$sParams .= $this->EncodeConfig( $sKey ) . '=' . $this->EncodeConfig( $this->to_js( $sValue ) ) ;
|
|
}
|
|
}
|
|
|
|
return $sParams ;
|
|
}
|
|
|
|
/**
|
|
* Encode characters that may break the configuration string
|
|
* generated by GetConfigFieldString().
|
|
*
|
|
* @access protected
|
|
* @param string $valueToEncode
|
|
* @return string
|
|
*/
|
|
public function EncodeConfig( $valueToEncode )
|
|
{
|
|
$chars = array(
|
|
'&' => '%26',
|
|
'=' => '%3D',
|
|
'"' => '%22',
|
|
'%' => '%25'
|
|
) ;
|
|
|
|
return strtr( $valueToEncode, $chars ) ;
|
|
}
|
|
|
|
/**
|
|
* Converts a PHP variable into its Javascript equivalent.
|
|
* The code of this method has been "borrowed" from the funcion drupal_to_js() within the Drupal CMS.
|
|
* @param mixed $var The variable to be converted into Javascript syntax
|
|
* @return string Returns a string
|
|
* Note: This function is similar to json_encode(), in addition it produces HTML-safe strings, i.e. with <, > and & escaped.
|
|
* @link http://drupal.org/
|
|
*/
|
|
private function to_js( $var ) {
|
|
switch ( gettype( $var ) ) {
|
|
case 'boolean' :
|
|
return $var ? 'true' : 'false' ; // Lowercase necessary!
|
|
case 'integer' :
|
|
case 'double' :
|
|
return (string) $var ;
|
|
case 'resource' :
|
|
case 'string' :
|
|
return '"' . str_replace( array( "\r", "\n", "<", ">", "&" ), array( '\r', '\n', '\x3c', '\x3e', '\x26' ), addslashes( $var ) ) . '"' ;
|
|
case 'array' :
|
|
// Arrays in JSON can't be associative. If the array is empty or if it
|
|
// has sequential whole number keys starting with 0, it's not associative
|
|
// so we can go ahead and convert it as an array.
|
|
if ( empty( $var ) || array_keys( $var ) === range( 0, sizeof( $var ) - 1 ) ) {
|
|
$output = array() ;
|
|
foreach ( $var as $v ) {
|
|
$output[] = $this->to_js( $v ) ;
|
|
}
|
|
return '[ ' . implode( ', ', $output ) . ' ]' ;
|
|
}
|
|
// Otherwise, fall through to convert the array as an object.
|
|
case 'object' :
|
|
$output = array() ;
|
|
foreach ( $var as $k => $v ) {
|
|
$output[] = $this->to_js( strval( $k ) ) . ': ' . $this->to_js( $v ) ;
|
|
}
|
|
return '{ ' . implode(', ', $output) . ' }' ;
|
|
default:
|
|
return 'null' ;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This method reads configuration data for the current editor's instance without overriding settings that already exist.
|
|
* @return array
|
|
*/
|
|
function read_configuration(& $config) {
|
|
$toolbar_set = $this->ToolbarSet;
|
|
$toolbar_set_maximized = $this->ToolbarSet.'Maximized';
|
|
foreach ($config as $key => $value) {
|
|
switch ($key) {
|
|
case 'ToolbarSets':
|
|
if (!empty($toolbar_set) && $toolbar_set != 'Default') {
|
|
if (is_array($value)) {
|
|
if (isset($value['Normal'])) {
|
|
if (!isset($this->Config[$key][$toolbar_set])) {
|
|
$this->Config[$key][$toolbar_set] = $value['Normal'];
|
|
}
|
|
}
|
|
if (isset($value['Maximized'])) {
|
|
if (!isset($this->Config[$key][$toolbar_set_maximized])) {
|
|
$this->Config[$key][$toolbar_set_maximized] = $value['Maximized'];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
case 'Width':
|
|
$this->Config[$key] = (string) $value;
|
|
$this->Width = $this->Config[$key];
|
|
break;
|
|
case 'Height':
|
|
$this->Config[$key] = (string) $value;
|
|
$this->Height = $this->Config[$key];
|
|
break;
|
|
default:
|
|
if (!isset($this->Config[$key])) {
|
|
$this->Config[$key] = $value;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* This method returns editor's custom configuration settings read from php-files.
|
|
* @return array Custom configuration data.
|
|
*/
|
|
private function & get_custom_configuration() {
|
|
static $config;
|
|
if (!isset($config)) {
|
|
require api_get_path(LIBRARY_PATH).'fckeditor/myconfig.php';
|
|
}
|
|
$toolbar_dir = isset($config['ToolbarSets']['Directory']) ? $config['ToolbarSets']['Directory'] : 'default';
|
|
return array_merge($config, $this->get_custom_toolbar_configuration($toolbar_dir));
|
|
}
|
|
|
|
/**
|
|
* This method returns editor's toolbar configuration settings read from a php-file.
|
|
* @return array Toolbar configuration data.
|
|
*/
|
|
private function & get_custom_toolbar_configuration($toolbar_dir) {
|
|
static $toolbar_config = array('Default' => array());
|
|
if (!isset($toolbar_config[$this->ToolbarSet])) {
|
|
$toolbar_config[$this->ToolbarSet] = array();
|
|
if (preg_match('/[a-zA-Z_]+/', $toolbar_dir) && preg_match('/[a-zA-Z_]+/', $this->ToolbarSet)) { // A security check.
|
|
// Seeking the toolbar.
|
|
@include api_get_path(LIBRARY_PATH).'fckeditor/toolbars/'.$toolbar_dir.'/'.api_camel_case_to_underscore($this->ToolbarSet).'.php';
|
|
if (!isset($config['ToolbarSets']['Normal'])) {
|
|
// No toolbar has been found yet.
|
|
if ($toolbar_dir == 'default') {
|
|
// It does not exist in default toolbar definitions, giving up.
|
|
$this->ToolbarSet = 'Default';
|
|
} else {
|
|
// The custom toolbar does not exist, then trying to load the default one.
|
|
@include api_get_path(LIBRARY_PATH).'fckeditor/toolbars/default/'.api_camel_case_to_underscore($this->ToolbarSet).'.php';
|
|
if (!isset($config['ToolbarSets']['Normal'])) {
|
|
// It does not exist in default toolbar definitions, giving up.
|
|
$this->ToolbarSet = 'Default';
|
|
} else {
|
|
$toolbar_config[$this->ToolbarSet] = $config;
|
|
}
|
|
}
|
|
} else {
|
|
$toolbar_config[$this->ToolbarSet] = $config;
|
|
}
|
|
} else {
|
|
$this->ToolbarSet = 'Default';
|
|
}
|
|
}
|
|
return $toolbar_config[$this->ToolbarSet];
|
|
}
|
|
|
|
/**
|
|
* This method returns automatically determined editor's configuration settings (default settings).
|
|
* @return array
|
|
*/
|
|
private function & get_default_configuration() {
|
|
return array_merge(
|
|
self::get_javascript_custom_configuration_file(),
|
|
self::get_css_configuration(),
|
|
self::get_editor_language(),
|
|
$this->get_repository_configuration(),
|
|
self::get_media_configuration(),
|
|
self::get_user_configuration_data(),
|
|
$this->get_mimetex_plugin_configuration()
|
|
);
|
|
}
|
|
|
|
/**
|
|
* This method returns the path to the javascript custom configuration file.
|
|
* @return array
|
|
*/
|
|
private function & get_javascript_custom_configuration_file() {
|
|
return array('CustomConfigurationsPath' => api_get_path(REL_PATH).'main/inc/lib/fckeditor/myconfig.js');
|
|
}
|
|
|
|
/**
|
|
* This method returns CSS-related configuration data that has been determined by the system.
|
|
* @return array
|
|
*/
|
|
private function & get_css_configuration() {
|
|
$config['EditorAreaCSS'] = api_get_path(REL_PATH).'main/css/'.api_get_setting('stylesheets').'/default.css';
|
|
$config['ToolbarComboPreviewCSS'] = $config['EditorAreaCSS'];
|
|
return $config;
|
|
}
|
|
|
|
/**
|
|
* This method determines editor's interface language and returns it as compatible with the editor langiage code.
|
|
* @return array
|
|
*/
|
|
private function & get_editor_language() {
|
|
static $config;
|
|
if (!is_array($config)) {
|
|
$code_translation_table = array('' => 'en', 'sr' => 'sr-latn', 'zh' => 'zh-cn', 'zh-tw' => 'zh');
|
|
$editor_lang = strtolower(str_replace('_', '-', api_get_language_isocode()));
|
|
$editor_lang = isset($code_translation_table[$editor_lang]) ? $code_translation_table[$editor_lang] : $editor_lang;
|
|
$editor_lang = file_exists(api_get_path(SYS_PATH).'main/inc/lib/fckeditor/editor/lang/'.$editor_lang.'.js') ? $editor_lang : 'en';
|
|
$config['DefaultLanguage'] = $editor_lang;
|
|
$config['ContentLangDirection'] = api_get_text_direction($editor_lang);
|
|
}
|
|
return $config;
|
|
}
|
|
|
|
/**
|
|
* This method returns default configuration for document repository that is to be used by the editor.
|
|
* @return array
|
|
*/
|
|
private function & get_repository_configuration() {
|
|
|
|
// Preliminary calculations for assembling required paths.
|
|
$base_path = $this->BasePath;
|
|
$script_name = substr($_SERVER['PHP_SELF'], strlen(api_get_path(REL_PATH)));
|
|
$script_path = explode('/', $script_name);
|
|
$script_path[count($script_path) - 1] = '';
|
|
if (api_is_in_course()) {
|
|
$relative_path_prefix = str_repeat('../', count($script_path) - 1);
|
|
} else {
|
|
$relative_path_prefix = str_repeat('../', count($script_path) - 2);
|
|
}
|
|
$script_path = implode('/', $script_path);
|
|
$script_path = api_get_path(WEB_PATH).$script_path;
|
|
|
|
$use_advanced_filemanager = api_get_setting('advanced_filemanager') == 'true';
|
|
// Let javascripts "know" which file manager has been chosen.
|
|
$config['AdvancedFileManager'] = $use_advanced_filemanager;
|
|
|
|
if (api_is_in_course()) {
|
|
if (!api_is_in_group()) {
|
|
// 1. We are inside a course and not in a group.
|
|
if (api_is_allowed_to_edit()) {
|
|
// 1.1. Teacher (tutor and coach are not authorized to change anything in the "content creation" tools)
|
|
$config['CreateDocumentWebDir'] = api_get_path(WEB_COURSE_PATH).api_get_course_path().'/document/';
|
|
$config['CreateDocumentDir'] = $relative_path_prefix.'courses/'.api_get_course_path().'/document/';
|
|
$config['BaseHref'] = $script_path;
|
|
} else {
|
|
// 1.2. Student
|
|
$current_session_id = api_get_session_id();
|
|
if($current_session_id==0)
|
|
{
|
|
|
|
$config['CreateDocumentWebDir'] = api_get_path(WEB_COURSE_PATH).api_get_course_path().'/document/shared_folder/sf_user_'.api_get_user_id().'/';
|
|
$config['CreateDocumentDir'] = $relative_path_prefix.'courses/'.api_get_course_path().'/document/shared_folder/sf_user_'.api_get_user_id().'/';
|
|
$config['BaseHref'] = $script_path;
|
|
}
|
|
else
|
|
{
|
|
$config['CreateDocumentWebDir'] = api_get_path(WEB_COURSE_PATH).api_get_course_path().'/document//shared_folder_session_'.$current_session_id.'/sf_user_'.api_get_user_id().'/';
|
|
$config['CreateDocumentDir'] = $relative_path_prefix.'courses/'.api_get_course_path().'/document/shared_folder_session_'.$current_session_id.'/sf_user_'.api_get_user_id().'/';
|
|
$config['BaseHref'] = $script_path;
|
|
}
|
|
}
|
|
} else {
|
|
// 2. Inside a course and inside a group.
|
|
global $group_properties;
|
|
$config['CreateDocumentWebDir'] = api_get_path(WEB_COURSE_PATH).api_get_course_path().'/document'.$group_properties['directory'].'/';
|
|
$config['CreateDocumentDir'] = $relative_path_prefix.'courses/'.api_get_course_path().'/document'.$group_properties['directory'].'/';
|
|
$config['BaseHref'] = $script_path;
|
|
}
|
|
} else {
|
|
if (api_is_platform_admin() && $_SESSION['this_section'] == 'platform_admin') {
|
|
// 3. Platform administration activities.
|
|
$config['CreateDocumentWebDir'] = api_get_path(WEB_PATH).'home/default_platform_document/';
|
|
$config['CreateDocumentDir'] = api_get_path(WEB_PATH).'home/default_platform_document/'; // A side-effect is in use here.
|
|
$config['BaseHref'] = api_get_path(WEB_PATH).'home/default_platform_document/';
|
|
} else {
|
|
// 4. The user is outside courses.
|
|
$config['CreateDocumentWebDir'] = api_get_path(WEB_PATH).'main/upload/users/'.api_get_user_id().'/my_files/';
|
|
$config['CreateDocumentDir'] = $relative_path_prefix.'upload/users/'.api_get_user_id().'/my_files/';
|
|
$config['BaseHref'] = $script_path;
|
|
}
|
|
}
|
|
|
|
// URLs for opening the file browser for different resource types (file types):
|
|
if ($use_advanced_filemanager) {
|
|
// Double slashes within the following URLs for the advanced file manager are put intentionally. Please, keep them.
|
|
// for images
|
|
$config['ImageBrowserURL'] = $base_path.'/editor/plugins/ajaxfilemanager/ajaxfilemanager.php';
|
|
// for flash
|
|
$config['FlashBrowserURL'] = $base_path.'/editor/plugins/ajaxfilemanager/ajaxfilemanager.php';
|
|
// for audio files (mp3)
|
|
$config['MP3BrowserURL'] = $base_path.'/editor/plugins/ajaxfilemanager/ajaxfilemanager.php';
|
|
// for video
|
|
$config['VideoBrowserURL'] = $base_path.'/editor/plugins/ajaxfilemanager/ajaxfilemanager.php';
|
|
// for video (flv)
|
|
$config['MediaBrowserURL'] = $base_path.'/editor/plugins/ajaxfilemanager/ajaxfilemanager.php';
|
|
// for links (any resource type)
|
|
$config['LinkBrowserURL'] = $base_path.'/editor/plugins/ajaxfilemanager/ajaxfilemanager.php';
|
|
} else {
|
|
// for images
|
|
$config['ImageBrowserURL'] = $base_path.'editor/filemanager/browser/default/browser.html?Type=Images&Connector='.$base_path.'editor/filemanager/connectors/php/connector.php';
|
|
// for flash
|
|
$config['FlashBrowserURL'] = $base_path.'editor/filemanager/browser/default/browser.html?Type=Flash&Connector='.$base_path.'editor/filemanager/connectors/php/connector.php';
|
|
// for audio files (mp3)
|
|
$config['MP3BrowserURL'] = $base_path.'editor/filemanager/browser/default/browser.html?Type=MP3&Connector='.$base_path.'editor/filemanager/connectors/php/connector.php';
|
|
// for video
|
|
$config['VideoBrowserURL'] = $base_path.'editor/filemanager/browser/default/browser.html?Type=Video&Connector='.$base_path.'editor/filemanager/connectors/php/connector.php';
|
|
// for video (flv)
|
|
$config['MediaBrowserURL'] = $base_path.'editor/filemanager/browser/default/browser.html?Type=Video/flv&Connector='.$base_path.'editor/filemanager/connectors/php/connector.php';
|
|
// for links (any resource type)
|
|
$config['LinkBrowserURL'] = $base_path.'editor/filemanager/browser/default/browser.html?Type=File&Connector='.$base_path.'editor/filemanager/connectors/php/connector.php';
|
|
}
|
|
|
|
// URLs for making quick uplods for different resource types (file types).
|
|
// These URLs are used by the dialogs' quick upload tabs:
|
|
// for images
|
|
$config['ImageUploadURL'] = $base_path.'editor/filemanager/connectors/php/upload.php?Type=Images';
|
|
// for flash
|
|
$config['FlashUploadURL'] = $base_path.'editor/filemanager/connectors/php/upload.php?Type=Flash';
|
|
// for audio files (mp3)
|
|
$config['MP3UploadURL'] = $base_path.'editor/filemanager/connectors/php/upload.php?Type=MP3';
|
|
// for video
|
|
$config['VideoUploadURL'] = $base_path.'editor/filemanager/connectors/php/upload.php?Type=Video';
|
|
// for video (flv)
|
|
$config['MediaUploadURL'] = $base_path.'editor/filemanager/connectors/php/upload.php?Type=Video/flv';
|
|
// for links (any resource type)
|
|
$config['LinkUploadURL'] = $base_path.'editor/filemanager/connectors/php/upload.php?Type=File';
|
|
|
|
return $config;
|
|
}
|
|
|
|
/**
|
|
* This method returns multi-media related configuration data.
|
|
* @return array
|
|
*/
|
|
private function & get_media_configuration() {
|
|
$config['FlashPlayerAudio'] = api_get_path(TO_REL, FLASH_PLAYER_AUDIO);
|
|
$config['FlashPlayerVideo'] = api_get_path(TO_REL, FLASH_PLAYER_VIDEO);
|
|
$config['ScriptSWFObject'] = api_get_path(TO_REL, SCRIPT_SWFOBJECT);
|
|
$config['ScriptASCIIMathML'] = api_get_path(TO_REL, SCRIPT_ASCIIMATHML);
|
|
$config['DrawingASCIISVG'] = api_get_path(TO_REL, DRAWING_ASCIISVG);
|
|
return $config;
|
|
}
|
|
|
|
/**
|
|
* This method returns current user specific configuration data.
|
|
* @return array
|
|
*/
|
|
private function & get_user_configuration_data() {
|
|
$config['UserIsCourseAdmin'] = api_is_allowed_to_edit() ? true : false;
|
|
$config['UserIsPlatformAdmin'] = api_is_platform_admin() ? true : false;
|
|
return $config;
|
|
}
|
|
|
|
/**
|
|
* This method returns detected configuration data about editor's MimeTeX plugin.
|
|
* @return array
|
|
*/
|
|
private function & get_mimetex_plugin_configuration() {
|
|
static $config;
|
|
if (!isset($config)) {
|
|
$config = array();
|
|
if (is_array($this->Config['LoadPlugin']) && in_array('mimetex', $this->Config['LoadPlugin'])) {
|
|
$server_base = api_get_path(WEB_SERVER_ROOT_PATH);
|
|
$server_base_parts = explode('/', $server_base);
|
|
$url_relative = 'cgi-bin/mimetex' . ( IS_WINDOWS_OS ? '.exe' : '.cgi' );
|
|
if (!isset($this->Config['MimetexExecutableInstalled'])) {
|
|
$this->Config['MimetexExecutableDetectionMethod'] = 'detect';
|
|
}
|
|
if ($this->Config['MimetexExecutableInstalled'] == 'detect') {
|
|
$detection_method = isset($this->Config['MimetexExecutableDetectionMethod']) ? $this->Config['MimetexExecutableDetectionMethod'] : 'bootstrap_ip';
|
|
$detection_timeout = isset($this->Config['MimetexExecutableDetectionTimeout']) ? $this->Config['MimetexExecutableDetectionTimeout'] : 0.05;
|
|
switch ($detection_method) {
|
|
case 'bootstrap_ip':
|
|
$detection_url = $server_base_parts[0] . '//127.0.0.1/';
|
|
break;
|
|
case 'localhost':
|
|
$detection_url = $server_base_parts[0] . '//localhost/';
|
|
break;
|
|
case 'ip':
|
|
$detection_url = $server_base_parts[0] . '//' . $_SERVER['SERVER_ADDR'] . '/';
|
|
break;
|
|
default:
|
|
$detection_url = $server_base_parts[0] . '//' . $_SERVER['SERVER_NAME'] . '/';
|
|
}
|
|
$detection_url .= $url_relative . '?' . rand();
|
|
$config['IsMimetexInstalled'] = self::url_exists($detection_url, $detection_timeout);
|
|
} else {
|
|
$config['IsMimetexInstalled'] = $this->Config['MimetexExecutableInstalled'];
|
|
}
|
|
$config['MimetexUrl'] = api_add_trailing_slash($server_base) . $url_relative;
|
|
}
|
|
// Cleaning detection related settings, we don't need them anymore.
|
|
unset($this->Config['MimetexExecutableInstalled']);
|
|
unset($this->Config['MimetexExecutableDetectionMethod']);
|
|
unset($this->Config['MimetexExecutableDetectionTimeout']);
|
|
}
|
|
return $config;
|
|
}
|
|
|
|
/*
|
|
* Checks whether a given url exists.
|
|
* @param string $url
|
|
* @param int $timeout
|
|
* @return boolean
|
|
* @author Ivan Tcholakov, FEB-2009
|
|
*/
|
|
private function url_exists($url, $timeout = 30) {
|
|
$parsed = parse_url($url);
|
|
$scheme = isset($parsed['scheme']) ? $parsed['scheme'] : 'http';
|
|
$host = $parsed['host'];
|
|
$port = isset($parsed['port']) ? $parsed['port'] : ($scheme == 'http' ? 80 : ($scheme == 'https' ? 443 : -1 ));
|
|
|
|
$file_exists = false;
|
|
$fp = @fsockopen($host, $port, $errno, $errstr, $timeout);
|
|
if ($fp) {
|
|
$request = "HEAD ".$url." / HTTP/1.1\r\n";
|
|
$request .= "Host: ".$host."\r\n";
|
|
$request .= "Connection: Close\r\n\r\n";
|
|
|
|
@fwrite($fp, $request);
|
|
while (!@feof($fp)) {
|
|
$header = @fgets($fp, 128);
|
|
if(@preg_match('#HTTP/1.1 200 OK#', $header)) {
|
|
$file_exists = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
@fclose($fp);
|
|
return $file_exists;
|
|
}
|
|
}
|
|
|