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

899 lines
36 KiB

<?php
/* For licensing terms, see /license.txt */
/**
* Controller script. Prepares the common background variables to give to the scripts corresponding to
* the requested action
* @package chamilo.learnpath
* @author Yannick Warnier <ywarnier@beeznest.org>
*/
/**
* Initialisation
*/
$debug = 0;
if ($debug > 0) error_log('New LP -+- Entered lp_controller.php -+- (action: '.$_REQUEST['action'].')', 0);
// Language files that needs to be included.
if (isset($_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';
// Including the global initialization file.
require_once '../inc/global.inc.php';
$htmlHeadXtra[] = '<script src="'.api_get_path(WEB_LIBRARY_PATH).'javascript/jquery.js" type="text/javascript" language="javascript"></script>'; //jQuery
if (api_get_setting('show_glossary_in_documents') == 'ismanual' || api_get_setting('show_glossary_in_documents') == 'isautomatic' ) {
$htmlHeadXtra[] = '<script type="text/javascript">
<!--
var jQueryFrameReadyConfigPath = \''.api_get_path(WEB_LIBRARY_PATH).'javascript/jquery.js\';
-->
</script>';
$htmlHeadXtra[] = '<script src="'.api_get_path(WEB_LIBRARY_PATH).'javascript/jquery.frameready.js" type="text/javascript" language="javascript"></script>';
$htmlHeadXtra[] = '<script src="'.api_get_path(WEB_LIBRARY_PATH).'javascript/jquery.highlight.js" type="text/javascript" language="javascript"></script>';
}
$htmlHeadXtra[] = '<script type="text/javascript">
function setFocus(){
$("#idTitle").focus();
}
$(window).load(function () {
setFocus();
});
</script>';
// 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);
$session_id = api_get_session_id();
if (!$is_allowed_in_course) {
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() OR $oLP->lp_view_session_id != $session_id) {
if ($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 (!$lp_found || (!empty($_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 (!$lp_found) {
//check if the learnpath ID was defined, otherwise send back to list
if ($debug > 0) 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:
//Updating the lp.modified_on
$_SESSION['oLP']->set_modified_on();
if (isset($_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);
$_REQUEST['lp_name'] = trim($_REQUEST['lp_name']);
if (!empty($_REQUEST['lp_name'])) {
$_SESSION['refresh'] = 1;
if (isset($_SESSION['post_time']) && $_SESSION['post_time'] == $_REQUEST['post_time']) {
require 'lp_add.php';
} else {
$_SESSION['post_time'] = $_REQUEST['post_time'];
if (!$_REQUEST['enabletimelimit']) {
$_REQUEST['publicated_on'] = null;
$_REQUEST['expired_on'] = null;
} else {
$publicated_on = $_REQUEST['publicated_on'];
$publicated_on = $publicated_on['Y'].'-'.$publicated_on['F'].'-'.$publicated_on['d'].' '.$publicated_on['H'].':'.$publicated_on['i'].':00';
$expired_on = $_REQUEST['expired_on'];
$expired_on = $expired_on['Y'].'-'.$expired_on['F'].'-'.$expired_on['d'].' '.$expired_on['H'].':'.$expired_on['i'].':00';
}
// 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['lp_name']), '', 'chamilo', 'manual', '', $publicated_on, $expired_on);
//learnpath::toggle_visibility($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 {
$_SESSION['refresh'] = 1;
require 'lp_admin_view.php';
}
break;
case 'auto_launch':
if (api_get_course_setting('enable_lp_auto_launch') == 1) { //Redirect to a specific LP
if (!$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 set_autolunch', 0); require 'lp_list.php'; }
else {
$_SESSION['oLP']->set_autolunch($_GET['lp_id'], $_GET['status']);
require 'lp_list.php';
exit;
}
}
break;
case 'build':
if (!$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'])) {
//Updating the lp.modified_on
$_SESSION['oLP']->set_modified_on();
//$_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'])) {
//Updating the lp.modified_on
$_SESSION['oLP']->set_modified_on();
$_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'])) {
//Updating the lp.modified_on
$_SESSION['oLP']->set_modified_on();
$_SESSION['oLP']->edit_item($_GET['id'], $_POST['parent'], $_POST['previous'], $_POST['title'], $_POST['description']);
$is_success = true;
}
if (isset($_GET['view']) && $_GET['view'] == 'build') {
require 'lp_move_item.php';
} else {
// Avoids weird behaviours see CT#967.
$check = Security::check_token('get');
if ($check) {
$_SESSION['oLP']->move_item($_GET['id'], $_GET['direction']);
}
Security::clear_token();
require 'lp_admin_view.php';
}
}
break;
case 'view_item':
if (!$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 {
$_SESSION['oLP']->scorm_export();
exit();
//require 'lp_list.php';
}
break;
case 'export_to_pdf':
if (!$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_to_pdf', 0); require 'lp_list.php'; }
else {
$result = $_SESSION['oLP']->scorm_export_to_pdf($_GET['lp_id']);
if (!$result) {
require 'lp_list.php';
}
exit;
}
break;
case 'delete':
if (!$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']); // TODO (as of Chamilo 1.8.8): Check in the future whether this field is needed.
$_SESSION['oLP']->set_maker($_REQUEST['lp_maker']);
$_SESSION['oLP']->set_proximity($_REQUEST['lp_proximity']);
$_SESSION['oLP']->set_theme($_REQUEST['lp_theme']);
$_SESSION['oLP']->set_prerequisite($_REQUEST['prerequisites']);
$_SESSION['oLP']->set_use_max_score($_REQUEST['use_max_score']);
if (!$_REQUEST['enabletimelimit']) {
//there will be always a publication date
$publicated_on = $_REQUEST['publicated_on'];
$publicated_on = $publicated_on['Y'].'-'.$publicated_on['F'].'-'.$publicated_on['d'].' '.$publicated_on['H'].':'.$publicated_on['i'].':00';
$expired_on = null;
} else {
$publicated_on = $_REQUEST['publicated_on'];
$publicated_on = $publicated_on['Y'].'-'.$publicated_on['F'].'-'.$publicated_on['d'].' '.$publicated_on['H'].':'.$publicated_on['i'].':00';
$expired_on = $_REQUEST['expired_on'];
$expired_on = $expired_on['Y'].'-'.$expired_on['F'].'-'.$expired_on['d'].' '.$expired_on['H'].':'.$expired_on['i'].':00';
}
$_SESSION['oLP']->set_modified_on();
$_SESSION['oLP']->set_publicated_on($publicated_on);
$_SESSION['oLP']->set_expired_on($expired_on);
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);
$user_id = api_get_user_id();
require 'lp_stats.php';
}
break;
case 'list':
if ($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') {
$_SESSION['oLP']->mode = 'fullscreen';
} elseif ($mode == 'embedded') {
$_SESSION['oLP']->mode = 'embedded';
} elseif ($mode == 'embedframe') {
$_SESSION['oLP']->mode = 'embedframe';
}
require 'lp_view.php';
break;
case 'switch_view_mode':
if ($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);
$user_id = api_get_user_id();
header('location: '.api_get_path(WEB_COURSE_PATH).api_get_course_path().'/?id_session='.api_get_session_id());
}
break;
case 'search':
/* Include the search script, it's smart enough to know when we are
* searching or not.
*/
require 'lp_list_search.php';
break;
default:
if ($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);
}