@ -10,8 +10,6 @@ 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					 * @package chamilo.admin  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					 */  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					/* INIT SECTION */  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					// Language files that need to be included.  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					if (isset($_GET['category']) & &  $_GET['category'] == 'Templates') {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					    $language_file = array('admin', 'document');  
				
			 
			
		
	
	
		
			
				
					
						
							
								 
							 
						
						
							
								 
							 
						
						
					 
				
				 
				 
				
					@ -45,7 +43,12 @@ $settings_to_avoid = array( 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					    'example_material_course_creation'  => 'true' // ON by default - now we have this option when  we create a course  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					$convert_byte_to_mega_list = array('dropbox_max_filesize', 'message_max_upload_filesize', 'default_document_quotum', 'default_group_quotum');  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					$convert_byte_to_mega_list = array(  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					    'dropbox_max_filesize',  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					    'message_max_upload_filesize',  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					    'default_document_quotum',  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					    'default_group_quotum'  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					if (isset($_POST['style'])) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					    Display::$preview_style = $_POST['style'];  
				
			 
			
		
	
	
		
			
				
					
						
						
						
							
								 
							 
						
					 
				
				 
				 
				
					@ -68,8 +71,8 @@ if (isset($_GET['delete_watermark'])) { 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					}  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					if (isset($_GET['action']) & &   $_GET['action'] == 'delete_grading') {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
						 $id = intval($_GET['id']); 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
						 api_delete_setting_option($id); 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					     $id = intval($_GET['id']); 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					     api_delete_setting_option($id); 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					}  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					$form_search = new FormValidator('search_settings', 'get', api_get_self() , null, array('class'=>'well form-inline'));  
				
			 
			
		
	
	
		
			
				
					
						
							
								 
							 
						
						
							
								 
							 
						
						
					 
				
				 
				 
				
					@ -119,11 +122,16 @@ function get_settings($category = null) { 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            $settings = search_setting($_REQUEST['search_field']);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					    }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					    return array('settings' => $settings, 'settings_by_access_list' => $settings_by_access_list);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					    return array(  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        'settings' => $settings,  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        'settings_by_access_list' => $settings_by_access_list  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					    );  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					}  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					// Build the form.  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					if (!empty($_GET['category']) & &  !in_array($_GET['category'], array('Plugins', 'stylesheets', 'Search'))) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					if (!empty($_GET['category']) & &   
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					    !in_array($_GET['category'], array('Plugins', 'stylesheets', 'Search'))  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					    $my_category = isset($_GET['category']) ? $_GET['category'] : null;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					    $settings_array = get_settings($my_category);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					    $settings = $settings_array['settings'];  
				
			 
			
		
	
	
		
			
				
					
						
						
						
							
								 
							 
						
					 
				
				 
				 
				
					@ -139,11 +147,15 @@ if (!empty($_GET['category']) && !in_array($_GET['category'], array('Plugins', ' 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        $un_mark_all = false;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        if (api_is_multiple_url_enabled()) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            if (isset($values['buttons_in_action_right']) & &  isset($values['buttons_in_action_right']['mark_all'])) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            if (isset($values['buttons_in_action_right']) & &   
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                isset($values['buttons_in_action_right']['mark_all'])  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            ) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                $mark_all = true;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            if (isset($values['buttons_in_action_right']) & &  isset($values['buttons_in_action_right']['unmark_all'])) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            if (isset($values['buttons_in_action_right']) & &   
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                isset($values['buttons_in_action_right']['unmark_all'])  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            ) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                $un_mark_all = true;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        }  
				
			 
			
		
	
	
		
			
				
					
						
							
								 
							 
						
						
							
								 
							 
						
						
					 
				
				 
				 
				
					@ -174,7 +186,10 @@ if (!empty($_GET['category']) && !in_array($_GET['category'], array('Plugins', ' 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                $settings_array = get_settings($my_category);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                $settings = $settings_array['settings'];  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                $settings_by_access_list = $settings_array['settings_by_access_list'];  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                $form = generate_settings_form($settings, $settings_by_access_list);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                $form = generate_settings_form(  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    $settings,  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    $settings_by_access_list  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                );  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        if (!empty($_FILES['pdf_export_watermark_path'])) {  
				
			 
			
		
	
	
		
			
				
					
						
						
						
							
								 
							 
						
					 
				
				 
				 
				
					@ -182,7 +197,10 @@ if (!empty($_GET['category']) && !in_array($_GET['category'], array('Plugins', ' 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        if (isset($pdf_export_watermark_path) & &  !empty($pdf_export_watermark_path['name'])) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            $pdf_export_watermark_path_result = PDF::upload_watermark($pdf_export_watermark_path['name'], $pdf_export_watermark_path['tmp_name']);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            $pdf_export_watermark_path_result = PDF::upload_watermark(  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                $pdf_export_watermark_path['name'],  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                $pdf_export_watermark_path['tmp_name']  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            );  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            if ($pdf_export_watermark_path_result) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                $message['confirmation'][] = get_lang('UplUploadSucceeded');  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            } else {  
				
			 
			
		
	
	
		
			
				
					
						
						
						
							
								 
							 
						
					 
				
				 
				 
				
					@ -193,16 +211,15 @@ if (!empty($_GET['category']) && !in_array($_GET['category'], array('Plugins', ' 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        // Set true for allow_message_tool variable if social tool is actived  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        foreach ($convert_byte_to_mega_list as $item) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
								 if (isset($values[$item])) { 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
									 $values[$item]        = round($values[$item]*1024*1024); 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
								 } 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
							 } 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					             if (isset($values[$item])) { 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                 $values[$item]        = round($values[$item]*1024*1024); 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					             } 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					         } 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        if (isset($values['allow_social_tool']) & &  $values['allow_social_tool'] == 'true') {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            $values['allow_message_tool'] = 'true';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        // The first step is to set all the variables that have type=checkbox of the category  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        // to false as the checkbox that is unchecked is not in the $_POST data and can  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        // therefore not be set to false.  
				
			 
			
		
	
	
		
			
				
					
						
						
						
							
								 
							 
						
					 
				
				 
				 
				
					@ -225,96 +242,115 @@ if (!empty($_GET['category']) && !in_array($_GET['category'], array('Plugins', ' 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        foreach ($settings as $item) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            $key = $item['variable'];  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            if (in_array($key, $settings_to_avoid)) { continue; }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            if ($key == 'search_field' or $key == 'submit_fixed_in_bottom') { continue; }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            if (in_array($key, $settings_to_avoid)) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                continue;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            if ($key == 'search_field' or $key == 'submit_fixed_in_bottom') {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                continue;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            $key = Database::escape_string($key);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            $sql = "UPDATE $table_settings_current SET selected_value = 'false' WHERE variable = '".$key."' AND access_url = ".intval($url_id)."  AND type IN ('checkbox', 'radio') ";  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            $sql = "UPDATE $table_settings_current  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    SET selected_value = 'false'  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    WHERE variable = '".$key."' AND access_url = ".intval($url_id)."  AND type IN ('checkbox', 'radio') ";  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            $res = Database::query($sql);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        /*foreach($settings_to_avoid as $key => $value) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            api_set_setting($key, $value, null, null, $_configuration['access_url']);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        }*/  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        // Save the settings.  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        $keys = array();  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        foreach ($values as $key => $value) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            if (strcmp($key,'MAX_FILE_SIZE')===0) { continue; }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            if (in_array($key, $settings_to_avoid)) { continue; }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            if (strcmp($key, 'MAX_FILE_SIZE') === 0) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                continue;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            if (in_array($key, $settings_to_avoid)) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                continue;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            // Avoid form elements which have nothing to do with settings  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            if ($key == 'search_field' or $key == 'submit_fixed_in_bottom') { continue; }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            if ($key == 'search_field' or $key == 'submit_fixed_in_bottom') {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                continue;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            // Treat gradebook values in separate function.  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            //if (strpos($key, 'gradebook_score_display_custom_values') === false) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                if (!is_array($value)) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    $old_value = api_get_setting($key);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    switch ($key) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    	case 'header_extra_content':  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    		file_put_contents(api_get_path(SYS_PATH).api_get_home_path().'/header_extra_content.txt', $value);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    		$value = api_get_home_path().'/header_extra_content.txt';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    		break;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    	case 'footer_extra_content':  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    		file_put_contents(api_get_path(SYS_PATH).api_get_home_path().'/footer_extra_content.txt', $value);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    		$value = api_get_home_path().'/footer_extra_content.txt';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    		break;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        // URL validation for some settings.  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        case 'InstitutionUrl':  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        case 'course_validation_terms_and_conditions_url':  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                            $value = trim(Security::remove_XSS($value));  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                            if ($value != '') {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                                // Here we accept absolute URLs only.  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                                if (strpos($value, '://') === false) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                                    $value = 'http://'.$value;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                                }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                                if (!api_valid_url($value, true)) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                                    // If the new (non-empty) URL value is invalid, then the old URL value stays.  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                                    $value = $old_value;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                                }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            if (!is_array($value)) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                $old_value = api_get_setting($key);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                switch ($key) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    case 'header_extra_content':  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        file_put_contents(api_get_path(SYS_PATH).api_get_home_path().'/header_extra_content.txt', $value);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        $value = api_get_home_path().'/header_extra_content.txt';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        break;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    case 'footer_extra_content':  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        file_put_contents(api_get_path(SYS_PATH).api_get_home_path().'/footer_extra_content.txt', $value);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        $value = api_get_home_path().'/footer_extra_content.txt';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        break;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    // URL validation for some settings.  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    case 'InstitutionUrl':  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    case 'course_validation_terms_and_conditions_url':  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        $value = trim(Security::remove_XSS($value));  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        if ($value != '') {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                            // Here we accept absolute URLs only.  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                            if (strpos($value, '://') === false) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                                $value = 'http://'.$value;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                            }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                            // If the new URL value is empty, then it will be stored (i.e. the setting will be deleted).  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                            break;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        // Validation against e-mail address for some settings.  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        case 'emailAdministrator':  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                            $value = trim(Security::remove_XSS($value));  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                            if ($value != '' & &  !api_valid_email($value)) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                                // If the new (non-empty) e-mail address is invalid, then the old e-mail address stays.  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                                // If the new e-mail address is empty, then it will be stored (i.e. the setting will be deleted).  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                            if (!api_valid_url($value, true)) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                                // If the new (non-empty) URL value is invalid, then the old URL value stays.  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                                $value = $old_value;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                            }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                            break;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    if ($old_value != $value) $keys[] = $key;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    $result = api_set_setting($key, $value, null, null, $url_id);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                } else {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    $sql = "SELECT subkey FROM $table_settings_current WHERE variable = '$key'";  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    $res = Database::query($sql);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    while ($row_subkeys = Database::fetch_array($res)) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        // If subkey is changed:  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        if ((isset($value[$row_subkeys['subkey']]) & &  api_get_setting($key, $row_subkeys['subkey']) == 'false') ||  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                            (!isset($value[$row_subkeys['subkey']]) & &  api_get_setting($key, $row_subkeys['subkey']) == 'true')) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                            $keys[] = $key;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                            break;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        // If the new URL value is empty, then it will be stored (i.e. the setting will be deleted).  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        break;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    // Validation against e-mail address for some settings.  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    case 'emailAdministrator':  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        $value = trim(Security::remove_XSS($value));  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        if ($value != '' & &  !api_valid_email($value)) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                            // If the new (non-empty) e-mail address is invalid, then the old e-mail address stays.  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                            // If the new e-mail address is empty, then it will be stored (i.e. the setting will be deleted).  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                            $value = $old_value;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        break;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                if ($old_value != $value) $keys[] = $key;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                $result = api_set_setting($key, $value, null, null, $url_id);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            } else {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                $sql = "SELECT subkey FROM $table_settings_current WHERE variable = '$key'";  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                $res = Database::query($sql);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                while ($row_subkeys = Database::fetch_array($res)) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    // If subkey is changed:  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    if ((isset($value[$row_subkeys['subkey']]) & &  api_get_setting($key, $row_subkeys['subkey']) == 'false') ||  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        (!isset($value[$row_subkeys['subkey']]) & &  api_get_setting($key, $row_subkeys['subkey']) == 'true')) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        $keys[] = $key;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        break;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    foreach ($value as $subkey => $subvalue) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        $result = api_set_setting($key, 'true', $subkey, null, $url_id);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                foreach ($value as $subkey => $subvalue) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    $result = api_set_setting($key, 'true', $subkey, null, $url_id);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        // Add event configuration settings category to the system log.  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        $user_id = api_get_user_id();  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        $category = $_GET['category'];  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        event_system(LOG_CONFIGURATION_SETTINGS_CHANGE, LOG_CONFIGURATION_SETTINGS_CATEGORY, $category, api_get_utc_datetime(), $user_id);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        event_system(  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            LOG_CONFIGURATION_SETTINGS_CHANGE,  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            LOG_CONFIGURATION_SETTINGS_CATEGORY,  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            $category,  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            api_get_utc_datetime(),  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            $user_id  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        );  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        // Add event configuration settings variable to the system log.  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        if (is_array($keys) & &  count($keys) > 0) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            foreach ($keys as $variable) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                if (in_array($key, $settings_to_avoid)) { continue; }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                event_system(LOG_CONFIGURATION_SETTINGS_CHANGE, LOG_CONFIGURATION_SETTINGS_VARIABLE, $variable, api_get_utc_datetime(), $user_id);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                event_system(  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    LOG_CONFIGURATION_SETTINGS_CHANGE,  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    LOG_CONFIGURATION_SETTINGS_VARIABLE,  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    $variable,  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    api_get_utc_datetime(),  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    $user_id  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                );  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					    }  
				
			 
			
		
	
	
		
			
				
					
						
							
								 
							 
						
						
							
								 
							 
						
						
					 
				
				 
				 
				
					@ -401,7 +437,6 @@ $resultcategories[] = array('category' => 'CAS'); 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					$resultcategories[] = array('category' => 'Shibboleth');  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					$resultcategories[] = array('category' => 'Facebook');  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					foreach ($resultcategories as $row) {  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					    $url = array();  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					    $url['url'] = api_get_self()."?category=".$row['category'];  
				
			 
			
		
	
	
		
			
				
					
						
						
						
							
								 
							 
						
					 
				
				 
				 
				
					@ -413,9 +448,7 @@ foreach ($resultcategories as $row) { 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					}  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					echo Display::actions($action_array);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					echo '< br  / > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					echo $form_search_html;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					if ($watermark_deleted) {  
				
			 
			
		
	
	
		
			
				
					
						
							
								 
							 
						
						
							
								 
							 
						
						
					 
				
				 
				 
				
					@ -451,7 +484,13 @@ if (!empty($_GET['category'])) { 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    // add event to system log  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    $user_id = api_get_user_id();  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    $category = $_GET['category'];  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    event_system(LOG_CONFIGURATION_SETTINGS_CHANGE, LOG_CONFIGURATION_SETTINGS_CATEGORY, $category, api_get_utc_datetime(), $user_id);  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    event_system(  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        LOG_CONFIGURATION_SETTINGS_CHANGE,  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        LOG_CONFIGURATION_SETTINGS_CATEGORY,  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        $category,  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        api_get_utc_datetime(),  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                        $user_id  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    );  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                    Display :: display_confirmation_message(get_lang('DashboardPluginsHaveBeenUpdatedSucesslly'));  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                }  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            }  
				
			 
			
		
	
	
		
			
				
					
						
						
						
							
								 
							 
						
					 
				
				 
				 
				
					@ -461,23 +500,23 @@ if (!empty($_GET['category'])) { 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                });  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                < / script > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            echo '< div  id = "tabs" > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                 echo '< ul > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                 echo '< li > < a  href = "#tabs-1" > '.get_lang('Plugins').'< / a > < / li > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                 echo '< li > < a  href = "#tabs-2" > '.get_lang('DashboardPlugins').'< / a > < / li > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                 echo '< li > < a  href = "#tabs-3" > '.get_lang('ConfigureExtensions').'< / a > < / li > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                 echo '< / ul > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                 echo '< div  id = "tabs-1" > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                 handle_plugins();  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                 echo '< / div > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                 echo '< div  id = "tabs-2" > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                 DashboardManager::handle_dashboard_plugins();  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                 echo '< / div > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                 echo '< div  id = "tabs-3" > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                 handle_extensions();  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					                 echo '< / div > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            echo '< ul > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            echo '< li > < a  href = "#tabs-1" > '.get_lang('Plugins').'< / a > < / li > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            echo '< li > < a  href = "#tabs-2" > '.get_lang('DashboardPlugins').'< / a > < / li > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            echo '< li > < a  href = "#tabs-3" > '.get_lang('ConfigureExtensions').'< / a > < / li > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            echo '< / ul > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            echo '< div  id = "tabs-1" > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            handle_plugins();  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            echo '< / div > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            echo '< div  id = "tabs-2" > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            DashboardManager::handle_dashboard_plugins();  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            echo '< / div > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					
 
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            echo '< div  id = "tabs-3" > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            handle_extensions();  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            echo '< / div > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            echo '< / div > ';  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					            break;  
				
			 
			
		
	
		
			
				
					 
					 
				
				 
				 
				
					        case 'Stylesheets':