Chamilo is a learning management system focused on ease of use and accessibility
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chamilo-lms/main/newscorm/lp_controller.php

845 lines
26 KiB

<?php //$id: $
/**
* Controller script. Prepares the common background variables to give to the scripts corresponding to
* the requested action
* @package dokeos.learnpath
* @author Yannick Warnier <ywarnier@beeznest.org>
*/
/**
* Initialisations
*/
$debug = 0;
if($debug>0) error_log('New LP -+- Entered lp_controller.php -+-',0);
// name of the language file that needs to be included
if (isset($_GET['action']))
{
if($_GET['action'] == 'export')
{ //only needed on export
$language_file[] = 'hotspot';
$language_file[] = 'exercice';
}
}
$language_file[] = 'course_home';
$language_file[] = 'scormdocument';
$language_file[] = 'scorm';
$language_file[] = 'learnpath';
$language_file[] = 'resourcelinker';
$language_file[] = 'registration';
//flag to allow for anonymous user - needs to be set before global.inc.php
$use_anonymous = true;
//include class definitions before session_start() to ensure availability when touching
//session vars containing learning paths
require_once('learnpath.class.php');
if($debug>0) error_log('New LP - Included learnpath',0);
require_once('learnpathItem.class.php');
if($debug>0) error_log('New LP - Included learnpathItem',0);
require_once('scorm.class.php');
if($debug>0) error_log('New LP - Included scorm',0);
require_once('scormItem.class.php');
if($debug>0) error_log('New LP - Included scormItem',0);
require_once('aicc.class.php');
if($debug>0) error_log('New LP - Included aicc',0);
require_once('aiccItem.class.php');
if($debug>0) error_log('New LP - Included aiccItem',0);
require_once('back_compat.inc.php');
if($debug>0) error_log('New LP - Included back_compat',0);
if ($is_allowed_in_course == false){
api_not_allowed(true);
}
require_once api_get_path(LIBRARY_PATH).'fckeditor/fckeditor.php';
$lpfound = false;
$myrefresh = 0;
$myrefresh_id = 0;
if(!empty($_SESSION['refresh']) && $_SESSION['refresh']==1){
//check if we should do a refresh of the oLP object (for example after editing the LP)
//if refresh is set, we regenerate the oLP object from the database (kind of flush)
api_session_unregister('refresh');
$myrefresh = 1;
if($debug>0) error_log('New LP - Refresh asked',0);
}
if($debug>0) error_log('New LP - Passed refresh check',0);
if(!empty($_REQUEST['dialog_box'])){
$dialog_box = stripslashes(urldecode($_REQUEST['dialog_box']));
}
$lp_controller_touched = 1;
$lp_found = false;
if(isset($_SESSION['lpobject']))
{
if($debug>0) error_log('New LP - SESSION[lpobject] is defined',0);
$oLP = unserialize($_SESSION['lpobject']);
if(is_object($oLP)){
if($debug>0) error_log('New LP - oLP is object',0);
if($myrefresh == 1 OR (empty($oLP->cc)) OR $oLP->cc != api_get_course_id()){
if($debug>0) error_log('New LP - Course has changed, discard lp object',0);
if($myrefresh == 1){$myrefresh_id = $oLP->get_id();}
$oLP = null;
api_session_unregister('oLP');
api_session_unregister('lpobject');
}else{
$_SESSION['oLP'] = $oLP;
$lp_found = true;
}
}
}
if($debug>0) error_log('New LP - Passed data remains check',0);
if($lp_found == false || (!empty($_REQUEST['lp_id']) && $_SESSION['oLP']->get_id() != $_REQUEST['lp_id'])) {
if($debug>0) error_log('New LP - oLP is not object, has changed or refresh been asked, getting new',0);
//regenerate a new lp object? Not always as some pages don't need the object (like upload?)
if(!empty($_REQUEST['lp_id']) || !empty($myrefresh_id)){
if($debug>0) error_log('New LP - lp_id is defined',0);
//select the lp in the database and check which type it is (scorm/dokeos/aicc) to generate the
//right object
$lp_table = Database::get_course_table(TABLE_LP_MAIN);
if(!empty($_REQUEST['lp_id'])){
$lp_id = $_REQUEST['lp_id'];
} else {
$lp_id = $myrefresh_id;
}
if (is_numeric($lp_id)) {
$lp_id = Database::escape_string($lp_id);
$sel = "SELECT * FROM $lp_table WHERE id = $lp_id";
if($debug>0) error_log('New LP - querying '.$sel,0);
$res = Database::query($sel);
if(Database::num_rows($res)) {
$row = Database::fetch_array($res);
$type = $row['lp_type'];
if($debug>0) error_log('New LP - found row - type '.$type. ' - Calling constructor with '.api_get_course_id().' - '.$lp_id.' - '.api_get_user_id(),0);
switch($type){
case 1:
if($debug>0) error_log('New LP - found row - type dokeos - Calling constructor with '.api_get_course_id().' - '.$lp_id.' - '.api_get_user_id(),0);
$oLP = new learnpath(api_get_course_id(),$lp_id,api_get_user_id());
if($oLP !== false){ $lp_found = true; }else{eror_log($oLP->error,0);}
break;
case 2:
if($debug>0) error_log('New LP - found row - type scorm - Calling constructor with '.api_get_course_id().' - '.$lp_id.' - '.api_get_user_id(),0);
$oLP = new scorm(api_get_course_id(),$lp_id,api_get_user_id());
if($oLP !== false){ $lp_found = true; }else{eror_log($oLP->error,0);}
break;
case 3:
if($debug>0) error_log('New LP - found row - type aicc - Calling constructor with '.api_get_course_id().' - '.$lp_id.' - '.api_get_user_id(),0);
$oLP = new aicc(api_get_course_id(),$lp_id,api_get_user_id());
if($oLP !== false){ $lp_found = true; }else{eror_log($oLP->error,0);}
break;
default:
if($debug>0) error_log('New LP - found row - type other - Calling constructor with '.api_get_course_id().' - '.$lp_id.' - '.api_get_user_id(),0);
$oLP = new learnpath(api_get_course_id(),$lp_id,api_get_user_id());
if($oLP !== false){ $lp_found = true; }else{eror_log($oLP->error,0);}
break;
}
}
} else {
if($debug>0) error_log('New LP - Request[lp_id] is not numeric',0);
}
} else {
if($debug>0) error_log('New LP - Request[lp_id] and refresh_id were empty',0);
}
if($lp_found) {
$_SESSION['oLP'] = $oLP;
}
}
if($debug>0) error_log('New LP - Passed oLP creation check',0);
/**
* Actions switching
*/
$_SESSION['oLP']->update_queue = array(); //reinitialises array used by javascript to update items in the TOC
$_SESSION['oLP']->message = ''; //should use ->clear_message() method but doesn't work
if(isset($_GET['isStudentView']) && $_GET['isStudentView'] == 'true')
{
if($_REQUEST['action'] != 'list' AND $_REQUEST['action'] != 'view')
{
if(!empty($_REQUEST['lp_id']))
{
$_REQUEST['action'] = 'view';
}
else
{
$_REQUEST['action'] = 'list';
}
}
}
$is_allowed_to_edit = api_is_allowed_to_edit(null,true);
$action = (!empty($_REQUEST['action'])?$_REQUEST['action']:'');
switch($action)
{
case 'add_item':
if(!$is_allowed_to_edit){
api_not_allowed(true);
}
if($debug > 0) error_log('New LP - add item action triggered', 0);
if(!$lp_found){
//check if the learnpath ID was defined, otherwise send back to list
error_log('New LP - No learnpath given for add item', 0);
require('lp_list.php');
} else {
$_SESSION['refresh'] = 1;
if(isset($_POST['submit_button']) && !empty($_POST['title'])) {
//if a title was sumbitted
if(isset($_SESSION['post_time']) && $_SESSION['post_time'] == $_POST['post_time']) {
//check post_time to ensure ??? (counter-hacking measure?)
require('lp_add_item.php');
} else {
$_SESSION['post_time'] = $_POST['post_time'];
if($_POST['type'] == TOOL_DOCUMENT) {
if(isset($_POST['path']) && $_GET['edit'] != 'true') {
$document_id = $_POST['path'];
} else {
$document_id = $_SESSION['oLP']->create_document($_course);
}
$new_item_id = $_SESSION['oLP']->add_item($_POST['parent'], $_POST['previous'], $_POST['type'], $document_id, $_POST['title'], $_POST['description'], $_POST['prerequisites']);
} else {
//for all other item types than documents, load the item using the item type and path rather than its ID
$new_item_id = $_SESSION['oLP']->add_item($_POST['parent'], $_POST['previous'], $_POST['type'], $_POST['path'], $_POST['title'], $_POST['description'], $_POST['prerequisites'],$_POST['maxTimeAllowed']);
}
//display
require('lp_add_item.php');
}
} else {
require('lp_add_item.php');
}
}
break;
case 'add_lp':
if(!$is_allowed_to_edit){
api_not_allowed(true);
}
if($debug > 0) error_log('New LP - add_lp action triggered', 0);
$_REQUEST['learnpath_name'] = trim($_REQUEST['learnpath_name']);
if(!empty($_REQUEST['learnpath_name']))
{
$_SESSION['refresh'] = 1;
if(isset($_SESSION['post_time']) && $_SESSION['post_time'] == $_REQUEST['post_time'])
{
require('lp_add.php');
}
else
{
$_SESSION['post_time'] = $_REQUEST['post_time'];
//Kevin Van Den Haute: changed $_REQUEST['learnpath_description'] by '' because it's not used
//old->$new_lp_id = learnpath::add_lp(api_get_course_id(), $_REQUEST['learnpath_name'], $_REQUEST['learnpath_description'], 'dokeos', 'manual', '');
$new_lp_id = learnpath::add_lp(api_get_course_id(), Security::remove_XSS($_REQUEST['learnpath_name']), '', 'dokeos', 'manual', '');
//learnpath::toggle_visibility($new_lp_id,'v');
//Kevin Van Den Haute: only go further if learnpath::add_lp has returned an id
if(is_numeric($new_lp_id))
{
//TODO maybe create a first module directly to avoid bugging the user with useless queries
$_SESSION['oLP'] = new learnpath(api_get_course_id(),$new_lp_id,api_get_user_id());
//$_SESSION['oLP']->add_item(0,-1,'dokeos_chapter',$_REQUEST['path'],'Default');
require('lp_build.php');
}
}
}
else
require('lp_add.php');
break;
case 'admin_view':
if(!$is_allowed_to_edit){
api_not_allowed(true);
}
if($debug>0) error_log('New LP - admin_view action triggered',0);
if(!$lp_found){ error_log('New LP - No learnpath given for admin_view', 0); require('lp_list.php'); }
else
{
$_SESSION['refresh'] = 1;
require('lp_admin_view.php');
}
break;
case 'build':
if(!$is_allowed_to_edit){
api_not_allowed(true);
}
if($debug > 0) error_log('New LP - build action triggered', 0);
if(!$lp_found){ error_log('New LP - No learnpath given for build', 0); require('lp_list.php'); }
else
{
$_SESSION['refresh'] = 1;
require('lp_build.php');
}
break;
case 'delete_item':
if(!$is_allowed_to_edit){
api_not_allowed(true);
}
if($debug > 0) error_log('New LP - delete item action triggered', 0);
if(!$lp_found){ error_log('New LP - No learnpath given for delete item', 0); require('lp_list.php'); }
else
{
$_SESSION['refresh'] = 1;
if(is_numeric($_GET['id']))
{
$_SESSION['oLP']->delete_item($_GET['id']);
$is_success = true;
}
if(isset($_GET['view']) && $_GET['view'] == 'build')
{
require('lp_build.php');
}
else
{
require('lp_admin_view.php');
}
}
break;
case 'edit_item':
if(!$is_allowed_to_edit){
api_not_allowed(true);
}
if($debug > 0) error_log('New LP - edit item action triggered', 0);
if(!$lp_found){ error_log('New LP - No learnpath given for edit item', 0); require('lp_list.php'); }
else
{
$_SESSION['refresh'] = 1;
if(isset($_POST['submit_button']) && !empty($_POST['title'])) {
//$_SESSION['oLP']->edit_item($_GET['id'], $_POST['parent'], $_POST['previous'], $_POST['title'], $_POST['description'], $_POST['prerequisites']);
//todo mp3 edit
$audio = array();
if (isset($_FILES['mp3'])) $audio = $_FILES['mp3'];
$_SESSION['oLP']->edit_item($_GET['id'], $_POST['parent'], $_POST['previous'], $_POST['title'], $_POST['description'], $_POST['prerequisites'],$audio, $_POST['maxTimeAllowed']);
if(isset($_POST['content_lp'])) {
$_SESSION['oLP']->edit_document($_course);
}
$is_success = true;
}
if(isset($_GET['view']) && $_GET['view'] == 'build')
{
require('lp_edit_item.php');
}
else
{
require('lp_admin_view.php');
}
}
break;
case 'edit_item_prereq':
if(!$is_allowed_to_edit){
api_not_allowed(true);
}
if($debug > 0) error_log('New LP - edit item prereq action triggered', 0);
if(!$lp_found){ error_log('New LP - No learnpath given for edit item prereq', 0); require('lp_list.php'); }
else
{
if(isset($_POST['submit_button']))
{
$_SESSION['refresh'] = 1;
$_SESSION['oLP']->edit_item_prereq($_GET['id'], $_POST['prerequisites'], $_POST['min_' . $_POST['prerequisites']], $_POST['max_' . $_POST['prerequisites']]);
}
require('lp_edit_item_prereq.php');
}
break;
case 'move_item':
if(!$is_allowed_to_edit){
api_not_allowed(true);
}
if($debug > 0) error_log('New LP - move item action triggered', 0);
if(!$lp_found){ error_log('New LP - No learnpath given for move item', 0); require('lp_list.php'); }
else
{
$_SESSION['refresh'] = 1;
if(isset($_POST['submit_button']))
{
$_SESSION['oLP']->edit_item($_GET['id'], $_POST['parent'], $_POST['previous'], Security::remove_XSS($_POST['title']), $_POST['description']);
$is_success = true;
}
if(isset($_GET['view']) && $_GET['view'] == 'build')
{
require('lp_move_item.php');
}
else
{
$_SESSION['oLP']->move_item($_GET['id'], $_GET['direction']);
require('lp_admin_view.php');
}
}
break;
case 'view_item':
if(!$is_allowed_to_edit){
api_not_allowed(true);
}
if($debug>0) error_log('New LP - view_item action triggered', 0);
if(!$lp_found){
error_log('New LP - No learnpath given for view item', 0); require('lp_list.php');
} else {
$_SESSION['refresh'] = 1;
require('lp_view_item.php');
}
break;
case 'upload':
if(!$is_allowed_to_edit){
api_not_allowed(true);
}
if($debug>0) error_log('New LP - upload action triggered',0);
$cwdir = getcwd();
require('lp_upload.php');
//reinit current working directory as many functions in upload change it
chdir($cwdir);
require('lp_list.php');
break;
case 'export':
if(!$is_allowed_to_edit){
api_not_allowed(true);
}
if($debug>0) error_log('New LP - export action triggered',0);
if(!$lp_found){ error_log('New LP - No learnpath given for export',0); require('lp_list.php'); }
else{
$_SESSION['oLP']->scorm_export();
exit();
//require('lp_list.php');
}
break;
case 'delete':
if(!$is_allowed_to_edit){
api_not_allowed(true);
}
if($debug>0) error_log('New LP - delete action triggered',0);
if(!$lp_found){ error_log('New LP - No learnpath given for delete',0); require('lp_list.php'); }
else{
$_SESSION['refresh'] = 1;
//remove lp from homepage if it is there
//$_SESSION['oLP']->toggle_visibility((int)$_GET['lp_id'],'i');
$_SESSION['oLP']->delete(null,(int)$_GET['lp_id'],'remove');
api_session_unregister('oLP');
require('lp_list.php');
}
break;
case 'toggle_visible': //change lp visibility (inside lp tool)
if(!$is_allowed_to_edit){
api_not_allowed(true);
}
if($debug>0) error_log('New LP - visibility action triggered',0);
if(!$lp_found){ error_log('New LP - No learnpath given for visibility',0); require('lp_list.php'); }
else{
learnpath::toggle_visibility($_REQUEST['lp_id'],$_REQUEST['new_status']);
require('lp_list.php');
}
break;
case 'toggle_publish': //change lp published status (visibility on homepage)
if(!$is_allowed_to_edit){
api_not_allowed(true);
}
if($debug>0) error_log('New LP - publish action triggered',0);
if(!$lp_found){ error_log('New LP - No learnpath given for publish',0); require('lp_list.php'); }
else{
learnpath::toggle_publish($_REQUEST['lp_id'],$_REQUEST['new_status']);
require('lp_list.php');
}
break;
case 'move_lp_up': //change lp published status (visibility on homepage)
if(!$is_allowed_to_edit){
api_not_allowed(true);
}
if($debug>0) error_log('New LP - publish action triggered',0);
if(!$lp_found)
{
error_log('New LP - No learnpath given for publish',0);
require('lp_list.php');
}
else
{
learnpath::move_up($_REQUEST['lp_id']);
require('lp_list.php');
}
break;
case 'move_lp_down': //change lp published status (visibility on homepage)
if(!$is_allowed_to_edit){
api_not_allowed(true);
}
if($debug>0) error_log('New LP - publish action triggered',0);
if(!$lp_found){
error_log('New LP - No learnpath given for publish',0);
require('lp_list.php');
}
else
{
learnpath::move_down($_REQUEST['lp_id']);
require('lp_list.php');
}
break;
case 'edit':
if(!$is_allowed_to_edit)
{
api_not_allowed(true);
}
if($debug>0) error_log('New LP - edit action triggered',0);
if(!$lp_found){ error_log('New LP - No learnpath given for edit',0); require('lp_list.php'); }
else{
$_SESSION['refresh'] = 1;
require('lp_edit.php');
}
break;
case 'update_lp':
if(!$is_allowed_to_edit){
api_not_allowed(true);
}
if($debug>0) error_log('New LP - update_lp action triggered',0);
if(!$lp_found){ error_log('New LP - No learnpath given for edit',0); require('lp_list.php'); }
else{
$_SESSION['refresh'] = 1;
$lp_name=Security::remove_XSS($_REQUEST['lp_name']);
$_SESSION['oLP']->set_name($lp_name);
$author=$_REQUEST['lp_author'];
//fixing the author name (no body or html tags)
$auth_init = stripos($author,'<p>');
if ( $auth_init === false ) {
$auth_init = stripos($author,'<body>');
$auth_end = $auth_init + stripos(substr($author,$auth_init+6),'</body>') + 7;
$len = $auth_end - $auth_init +6;
} else {
$auth_end = strripos($author,'</p>');
$len = $auth_end - $auth_init + 4;
}
$author_fixed=substr($author,$auth_init, $len);
//$author_fixed = $author;
$_SESSION['oLP']->set_author($author_fixed);
$_SESSION['oLP']->set_encoding($_REQUEST['lp_encoding']);
$_SESSION['oLP']->set_maker($_REQUEST['lp_maker']);
$_SESSION['oLP']->set_proximity($_REQUEST['lp_proximity']);
$_SESSION['oLP']->set_theme($_REQUEST['lp_theme']);
if ($_REQUEST['remove_picture'])
{
$_SESSION['oLP']->delete_lp_image();
}
if ($_FILES['lp_preview_image']['size']>0)
$_SESSION['oLP']->upload_image($_FILES['lp_preview_image']);
if (api_get_setting('search_enabled') === 'true')
{
require_once(api_get_path(LIBRARY_PATH) . 'specific_fields_manager.lib.php');
$specific_fields = get_specific_field_list();
foreach ($specific_fields as $specific_field) {
$_SESSION['oLP']->set_terms_by_prefix($_REQUEST[$specific_field['code']], $specific_field['code']);
$new_values = explode(',', trim($_REQUEST[$specific_field['code']]));
if ( !empty($new_values) ) {
array_walk($new_values, 'trim');
delete_all_specific_field_value(api_get_course_id(), $specific_field['id'], TOOL_LEARNPATH, $_SESSION['oLP']->lp_id);
foreach ($new_values as $value)
{
if ( !empty($value) ) {
add_specific_field_value($specific_field['id'], api_get_course_id(), TOOL_LEARNPATH, $_SESSION['oLP']->lp_id, $value);
}
}
}
}
}
require('lp_list.php');
}
break;
case 'add_sub_item': //add an item inside a chapter
if(!$is_allowed_to_edit){
api_not_allowed(true);
}
if($debug>0) error_log('New LP - add sub item action triggered',0);
if(!$lp_found){ error_log('New LP - No learnpath given for add sub item',0); require('lp_list.php'); }
else{
$_SESSION['refresh'] = 1;
if(!empty($_REQUEST['parent_item_id'])){
$_SESSION['from_learnpath']='yes';
$_SESSION['origintoolurl'] = 'lp_controller.php?action=admin_view&lp_id='.Security::remove_XSS($_REQUEST['lp_id']);
require('resourcelinker.php');
//$_SESSION['oLP']->add_sub_item($_REQUEST['parent_item_id'],$_REQUEST['previous'],$_REQUEST['type'],$_REQUEST['path'],$_REQUEST['title']);
}else{
require('lp_admin_view.php');
}
}
break;
case 'deleteitem':
case 'delete_item':
if(!$is_allowed_to_edit){
api_not_allowed(true);
}
if($debug>0) error_log('New LP - delete item action triggered',0);
if(!$lp_found){ error_log('New LP - No learnpath given for delete item',0); require('lp_list.php'); }
else{
$_SESSION['refresh'] = 1;
if(!empty($_REQUEST['id'])){
$_SESSION['oLP']->delete_item($_REQUEST['id']);
}
require('lp_admin_view.php');
}
break;
case 'edititemprereq':
case 'edit_item_prereq':
if(!$is_allowed_to_edit){
api_not_allowed(true);
}
if($debug>0) error_log('New LP - edit item prereq action triggered',0);
if(!$lp_found){ error_log('New LP - No learnpath given for edit item prereq',0); require('lp_list.php'); }
else{
if(!empty($_REQUEST['id']) && !empty($_REQUEST['submit_item'])){
$_SESSION['refresh'] = 1;
$_SESSION['oLP']->edit_item_prereq($_REQUEST['id'],$_REQUEST['prereq']);
}
require('lp_admin_view.php');
}
break;
case 'restart':
if($debug>0) error_log('New LP - restart action triggered',0);
if(!$lp_found){ error_log('New LP - No learnpath given for restart',0); require('lp_list.php'); }
else{
$_SESSION['oLP']->restart();
require('lp_view.php');
}
break;
case 'last':
if($debug>0) error_log('New LP - last action triggered',0);
if(!$lp_found){ error_log('New LP - No learnpath given for last',0); require('lp_list.php'); }
else{
$_SESSION['oLP']->last();
require('lp_view.php');
}
break;
case 'first':
if($debug>0) error_log('New LP - first action triggered',0);
if(!$lp_found){ error_log('New LP - No learnpath given for first',0); require('lp_list.php'); }
else{
$_SESSION['oLP']->first();
require('lp_view.php');
}
break;
case 'next':
if($debug>0) error_log('New LP - next action triggered',0);
if(!$lp_found){ error_log('New LP - No learnpath given for next',0); require('lp_list.php'); }
else{
$_SESSION['oLP']->next();
require('lp_view.php');
}
break;
case 'previous':
if($debug>0) error_log('New LP - previous action triggered',0);
if(!$lp_found){ error_log('New LP - No learnpath given for previous',0); require('lp_list.php'); }
else{
$_SESSION['oLP']->previous();
require('lp_view.php');
}
break;
case 'content':
if($debug>0) error_log('New LP - content action triggered',0);
if($debug>0) error_log('New LP - Item id is '.$_GET['item_id'],0);
if(!$lp_found){ error_log('New LP - No learnpath given for content',0); require('lp_list.php'); }
else{
$_SESSION['oLP']->save_last();
$_SESSION['oLP']->set_current_item($_GET['item_id']);
$_SESSION['oLP']->start_current_item();
require('lp_content.php');
}
break;
case 'view':
if($debug > 0)
error_log('New LP - view action triggered', 0);
if(!$lp_found)
{
error_log('New LP - No learnpath given for view', 0);
require('lp_list.php');
}
else
{
if($debug > 0){error_log('New LP - Trying to set current item to ' . $_REQUEST['item_id'], 0);}
if ( !empty($_REQUEST['item_id']) )
{
$_SESSION['oLP']->set_current_item($_REQUEST['item_id']);
}
require('lp_view.php');
}
break;
case 'save':
if($debug>0) error_log('New LP - save action triggered',0);
if(!$lp_found){ error_log('New LP - No learnpath given for save',0); require('lp_list.php'); }
else{
$_SESSION['oLP']->save_item();
require('lp_save.php');
}
break;
case 'stats':
if($debug>0) error_log('New LP - stats action triggered',0);
if(!$lp_found){ error_log('New LP - No learnpath given for stats',0); require('lp_list.php'); }
else{
$_SESSION['oLP']->save_current();
$_SESSION['oLP']->save_last();
//declare variables to be used in lp_stats.php
$lp_id = $_SESSION['oLP']->get_id();
$list = $_SESSION['oLP']->get_flat_ordered_items_list($lp_id);
$user_id = api_get_user_id();
$stats_charset = $_SESSION['oLP']->encoding;
require('lp_stats.php');
}
break;
case 'list':
if($debug>0) error_log('New LP - list action triggered',0);
if($lp_found){
$_SESSION['refresh'] = 1;
$_SESSION['oLP']->save_last();
}
require('lp_list.php');
break;
case 'mode':
//switch between fullscreen and embedded mode
if($debug>0) error_log('New LP - mode change triggered',0);
$mode = $_REQUEST['mode'];
if($mode == 'fullscreen'){
$_SESSION['oLP']->mode = 'fullscreen';
}else{
$_SESSION['oLP']->mode = 'embedded';
}
require('lp_view.php');
break;
case 'switch_view_mode':
if($debug>0) error_log('New LP - switch_view_mode action triggered',0);
if(!$lp_found){ error_log('New LP - No learnpath given for switch',0); require('lp_list.php'); }
$_SESSION['refresh'] = 1;
$_SESSION['oLP']->update_default_view_mode();
require('lp_list.php');
break;
case 'switch_force_commit':
if($debug>0) error_log('New LP - switch_force_commit action triggered',0);
if(!$lp_found){ error_log('New LP - No learnpath given for switch',0); require('lp_list.php'); }
$_SESSION['refresh'] = 1;
$_SESSION['oLP']->update_default_scorm_commit();
require('lp_list.php');
break;
case 'switch_reinit':
if($debug>0) error_log('New LP - switch_reinit action triggered',0);
if(!$lp_found){ error_log('New LP - No learnpath given for switch',0); require('lp_list.php'); }
$_SESSION['refresh'] = 1;
$_SESSION['oLP']->update_reinit();
require('lp_list.php');
break;
case 'switch_scorm_debug':
if($debug>0) error_log('New LP - switch_scorm_debug action triggered',0);
if(!$lp_found){ error_log('New LP - No learnpath given for switch',0); require('lp_list.php'); }
$_SESSION['refresh'] = 1;
$_SESSION['oLP']->update_scorm_debug();
require('lp_list.php');
break;
case 'intro_cmdAdd':
if($debug>0) error_log('New LP - intro_cmdAdd action triggered',0);
//add introduction section page
break;
case 'js_api_refresh':
if($debug>0) error_log('New LP - js_api_refresh action triggered',0);
if(!$lp_found){ error_log('New LP - No learnpath given for js_api_refresh',0); require('lp_message.php'); }
if(isset($_REQUEST['item_id'])){
$htmlHeadXtra[] = $_SESSION['oLP']->get_js_info($_REQUEST['item_id']);
}
require('lp_message.php');
break;
case 'return_to_course_homepage':
if(!$lp_found){ error_log('New LP - No learnpath given for stats',0); require('lp_list.php'); }
else{
$_SESSION['oLP']->save_current();
$_SESSION['oLP']->save_last();
//declare variables to be used in lp_stats.php
$lp_id = $_SESSION['oLP']->get_id();
$list = $_SESSION['oLP']->get_flat_ordered_items_list($lp_id);
$user_id = api_get_user_id();
$stats_charset = $_SESSION['oLP']->encoding;
//header('location: ../course_home/course_home.php?'.api_get_cidreq()); // This is not the preferable way to go to the homepage.
header('location: '.api_get_path(WEB_COURSE_PATH).api_get_course_path().'/index.php');
}
break;
case 'search':
/* Include the search script, it's smart enough to know when we are
* searching or not
*/
require 'lp_list_search.php';
break;
default:
if($debug>0) error_log('New LP - default action triggered',0);
//$_SESSION['refresh'] = 1;
require('lp_list.php');
break;
}
if(!empty($_SESSION['oLP'])){
$_SESSION['lpobject'] = serialize($_SESSION['oLP']);
if($debug>0) error_log('New LP - lpobject is serialized in session',0);
}
?>