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lp_controller.php
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lp_controller.php
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<?php
/* For licensing terms, see /license.txt */
use Chamilo\CoreBundle\Framework\Container;
use Chamilo\CourseBundle\Entity\CLp;
use Chamilo\CourseBundle\Entity\CLpItem;
use ChamiloSession as Session;
/**
* Controller script. Prepares the common background variables to give to the scripts corresponding to
* the requested action.
*
* @todo remove repeated if $lp_found redirect
*
* @author Yannick Warnier <ywarnier@beeznest.org>
*/
// Flag to allow for anonymous user - needs to be set before global.inc.php.
$use_anonymous = true;
require_once __DIR__.'/../inc/global.inc.php';
api_protect_course_script(true);
$debug = false;
$current_course_tool = TOOL_LEARNPATH;
$lpItemId = isset($_REQUEST['id']) ? (int) $_REQUEST['id'] : 0;
$lpId = isset($_REQUEST['lp_id']) ? (int) $_REQUEST['lp_id'] : 0;
$courseId = isset($_REQUEST['cid']) ? (int) $_REQUEST['cid'] : api_get_course_int_id();
$sessionId = isset($_REQUEST['sid']) ? (int) $_REQUEST['sid'] : api_get_session_id();
$lpRepo = Container::getLpRepository();
$lpItemRepo = Container::getLpItemRepository();
$courseInfo = api_get_course_info_by_id($courseId);
$course = api_get_course_entity($courseId);
$userId = api_get_user_id();
$glossaryExtraTools = api_get_setting('show_glossary_in_extra_tools');
$showGlossary = in_array($glossaryExtraTools, ['true', 'lp', 'exercise_and_lp']);
if ($showGlossary) {
if ('ismanual' === api_get_setting('show_glossary_in_documents') ||
'isautomatic' === api_get_setting('show_glossary_in_documents')
) {
$htmlHeadXtra[] = '<script>
<!--
var jQueryFrameReadyConfigPath = \''.api_get_jquery_web_path().'\';
-->
</script>';
$htmlHeadXtra[] = '<script src="'.api_get_path(WEB_LIBRARY_PATH).'javascript/jquery.frameready.js"></script>';
$htmlHeadXtra[] = '<script src="'.api_get_path(WEB_LIBRARY_PATH).'javascript/jquery.highlight.js"></script>';
}
}
$ajax_url = api_get_path(WEB_AJAX_PATH).'lp.ajax.php?lp_id='.$lpId.'&'.api_get_cidreq();
$listUrl = api_get_self().'?action=list&'.api_get_cidreq();
$lpfound = false;
$myrefresh = 0;
$myrefresh_id = 0;
$refresh = Session::read('refresh');
if (1 == $refresh) {
// 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).
Session::erase('refresh');
$myrefresh = 1;
}
$lp_controller_touched = 1;
$lp_found = false;
$lpObject = Session::read('lpobject');
if (!empty($lpObject)) {
$oLP = UnserializeApi::unserialize('lp', $lpObject);
if (isset($oLP) && is_object($oLP)) {
if (1 == $myrefresh ||
empty($oLP->cc) ||
$oLP->cc != $course->getCode() ||
$oLP->lp_view_session_id != $sessionId
) {
if ($debug) {
error_log('Course has changed, discard lp object');
error_log('$oLP->lp_view_session_id: '.$oLP->lp_view_session_id);
error_log('api_get_session_id(): '.$sessionId);
error_log('$oLP->cc: '.$oLP->cc);
error_log('api_get_course_id(): '.$course->getCode());
}
if (1 === $myrefresh) {
$myrefresh_id = $oLP->get_id();
}
$oLP = null;
Session::erase('oLP');
Session::erase('lpobject');
} else {
Session::write('oLP', $oLP);
$lp_found = true;
}
}
}
$lpItem = null;
$lp = null;
if (!empty($lpItemId)) {
$lpItemRepo = Database::getManager()->getRepository(CLpItem::class);
$lpItem = $lpItemRepo->find($lpItemId);
}
if ($lpId) {
/** @var CLp $lp */
$lp = $lpRepo->find($lpId);
// Regenerate a new lp object? Not always as some pages don't need the object (like upload?)
if ($lp) {
$logInfo = [
'tool' => TOOL_LEARNPATH,
'action' => 'lp_load',
];
Event::registerLog($logInfo);
$type = $lp->getLpType();
switch ($type) {
case CLp::SCORM_TYPE:
$oLP = new scorm($lp, $courseInfo, $userId);
if (false !== $oLP) {
$lp_found = true;
}
break;
case CLp::AICC_TYPE:
$oLP = new aicc($lp, $courseInfo, $userId);
if (false !== $oLP) {
$lp_found = true;
}
break;
case CLp::LP_TYPE:
default:
$oLP = new learnpath($lp, $courseInfo, $userId);
if (false !== $oLP) {
$lp_found = true;
}
break;
}
Session::write('oLP', $oLP);
}
}
$is_allowed_to_edit = api_is_allowed_to_edit(false, true, false, false);
if (isset($oLP)) {
// Reinitialises array used by javascript to update items in the TOC.
$oLP->update_queue = [];
}
$action = !empty($_REQUEST['action']) ? $_REQUEST['action'] : '';
if ($debug) {
error_log('Entered lp_controller.php -+- (action: '.$action.')');
}
$eventLpId = $lpId;
if (empty($lpId)) {
if (isset($oLP)) {
$eventLpId = $oLP->get_id();
}
}
$lp_detail_id = 0;
$attemptId = 0;
switch ($action) {
case '':
case 'list':
$eventLpId = 0;
break;
case 'view':
case 'content':
$lp_detail_id = $oLP->get_current_item_id();
$attemptId = $oLP->getCurrentAttempt();
break;
default:
$lp_detail_id = (!empty($_REQUEST['id']) ? (int) $_REQUEST['id'] : 0);
break;
}
$logInfo = [
'tool' => TOOL_LEARNPATH,
'tool_id' => $eventLpId,
'tool_id_detail' => $lp_detail_id,
'action_details' => $attemptId,
'action' => !empty($action) ? $action : 'list',
];
Event::registerLog($logInfo);
// format title to be displayed correctly if QUIZ
$post_title = '';
if (isset($_POST['title'])) {
$post_title = Security::remove_XSS($_POST['title']);
if (isset($_POST['type']) &&
isset($_POST['title']) &&
TOOL_QUIZ === $_POST['type'] &&
!empty($_POST['title'])
) {
$post_title = Exercise::format_title_variable($_POST['title']);
if ('true' === api_get_setting('editor.save_titles_as_html')) {
$post_title = $_POST['title'];
}
}
}
$redirectTo = '';
switch ($action) {
case 'author_view':
$teachers = [];
$field = new ExtraField('user');
$authorLp = $field->get_handler_field_info_by_field_variable('authorlp');
$idExtraField = isset($authorLp['id']) ? (int) $authorLp['id'] : 0;
if (0 != $idExtraField) {
$extraFieldValueUser = new ExtraFieldValue('user');
$arrayExtraFieldValueUser = $extraFieldValueUser->get_item_id_from_field_variable_and_field_value(
'authorlp',
1,
true,
false,
true
);
if (!empty($arrayExtraFieldValueUser)) {
foreach ($arrayExtraFieldValueUser as $item) {
$teacher = api_get_user_info($item['item_id']);
$teachers[] = $teacher;
}
}
}
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
if (!$lp_found) {
// Check if the learnpath ID was defined, otherwise send back to list
require 'lp_list.php';
} else {
require 'lp_add_author.php';
}
break;
case 'send_notify_teacher':
// Send notification to the teacher
$studentInfo = api_get_user_info();
$courseName = $courseInfo['title'];
$courseUrl = $courseInfo['course_public_url'];
if (!empty($sessionId)) {
$sessionInfo = api_get_session_info($sessionId);
$courseName = $sessionInfo['name'];
$courseUrl .= '?sid='.$sessionId;
}
$url = Display::url($courseName, $courseUrl, ['title' => get_lang('Go to the course')]);
$coachList = CourseManager::get_coachs_from_course($sessionId, $courseId);
foreach ($coachList as $coach_course) {
$recipientName = $coach_course['full_name'];
$coachInfo = api_get_user_info($coach_course['user_id']);
if (empty($coachInfo)) {
continue;
}
$email = $coachInfo['email'];
$tplContent = new Template(null, false, false, false, false, false);
$tplContent->assign('name_teacher', $recipientName);
$tplContent->assign('name_student', $studentInfo['complete_name']);
$tplContent->assign('course_name', $courseName);
$tplContent->assign('course_url', $url);
$layoutContent = $tplContent->get_template('mail/content_ending_learnpath.tpl');
$emailBody = $tplContent->fetch($layoutContent);
MessageManager::send_message_simple(
$coachInfo['user_id'],
sprintf(get_lang('StudentXFinishedLp'), $studentInfo['complete_name']),
$emailBody,
$studentInfo['user_id']
);
}
Display::addFlash(Display::return_message(get_lang('Message Sent')));
header('Location: '.$listUrl);
exit;
break;
case 'add_item':
if (!$is_allowed_to_edit || !$lp_found) {
api_not_allowed(true);
}
Session::write('refresh', 1);
if (isset($_POST['submit_button']) && !empty($post_title)) {
Session::write('post_time', $_POST['post_time']);
$directoryParentId = isset($_POST['directory_parent_id']) ? $_POST['directory_parent_id'] : 0;
if (empty($directoryParentId) || '/' === $directoryParentId) {
$result = $oLP->generate_lp_folder($courseInfo);
$directoryParentId = $result->getIid();
}
$parent = $_POST['parent'] ?? null;
$em = Database::getManager();
if (!empty($parent)) {
$parent = $lpItemRepo->find($parent);
} else {
$parent = null;
}
$previous = $_POST['previous'] ?? '';
$type = $_POST['type'] ?? '';
$path = $_POST['path'] ?? '';
$description = $_POST['description'] ?? '';
$prerequisites = $_POST['prerequisites'] ?? '';
$maxTimeAllowed = $_POST['maxTimeAllowed'] ?? '';
if (TOOL_DOCUMENT === $_POST['type']) {
if (isset($_POST['path']) && isset($_GET['id']) && !empty($_GET['id'])) {
$document_id = $_POST['path'];
} else {
if ($_POST['content_lp']) {
$document_id = $oLP->create_document(
$courseInfo,
$_POST['content_lp'],
$_POST['title'],
'html',
$directoryParentId
);
}
}
$oLP->add_item(
$parent,
$previous,
$type,
$document_id,
$post_title,
$description,
$prerequisites
);
} elseif (TOOL_READOUT_TEXT == $_POST['type']) {
if (isset($_POST['path']) && 'true' != $_GET['edit']) {
$document_id = $_POST['path'];
} else {
if ($_POST['content_lp']) {
$document_id = $oLP->createReadOutText(
$courseInfo,
$_POST['content_lp'],
$_POST['title'],
$directoryParentId
);
}
}
$oLP->add_item(
$parent,
$previous,
TOOL_READOUT_TEXT,
$document_id,
$post_title,
$description,
$prerequisites
);
} else {
// For all other item types than documents,
// load the item using the item type and path rather than its ID.
$oLP->add_item(
$parent,
$previous,
$type,
$path,
$post_title,
$description,
$prerequisites,
$maxTimeAllowed
);
}
$url = api_get_self().'?action=add_item&type=step&lp_id='.intval($oLP->lp_id).'&'.api_get_cidreq();
header('Location: '.$url);
exit;
} else {
require 'lp_add_item.php';
}
break;
case 'add_users_to_category':
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
require 'lp_subscribe_users_to_category.php';
break;
case 'add_audio':
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
if (!$lp_found) {
// Check if the learnpath ID was defined, otherwise send back to list
require 'lp_list.php';
} else {
Session::write('refresh', 1);
if (isset($_REQUEST['id'])) {
$lp_item_obj = new learnpathItem($_REQUEST['id']);
$url = api_get_self().
'?action=add_audio&lp_id='.$oLP->lp_id.'&id='.$lp_item_obj->get_id().'&'.api_get_cidreq();
// Remove audio
if (isset($_GET['delete_file']) && 1 == $_GET['delete_file']) {
$lp_item_obj->removeAudio();
Display::addFlash(Display::return_message(get_lang('FileDeleted')));
api_location($url);
}
// Upload audio.
if (isset($_FILES['file']) && !empty($_FILES['file'])) {
// Updating the lp.modified_on
$oLP->set_modified_on();
$lp_item_obj->addAudio();
Display::addFlash(Display::return_message(get_lang('UplUploadSucceeded')));
api_location($url);
}
// Add audio file from documents.
if (isset($_REQUEST['document_id']) && !empty($_REQUEST['document_id'])) {
$oLP->set_modified_on();
$lp_item_obj->add_audio_from_documents($_REQUEST['document_id']);
Display::addFlash(Display::return_message(get_lang('Updated')));
api_location($url);
}
require 'lp_add_audio.php';
} else {
require 'lp_add_audio.php';
}
}
break;
case 'add_lp_category':
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
require 'lp_add_category.php';
break;
case 'move_up_category':
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
if (isset($_REQUEST['id'])) {
learnpath::moveUpCategory((int) $_REQUEST['id']);
}
require 'lp_list.php';
break;
case 'move_down_category':
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
if (isset($_REQUEST['id'])) {
learnpath::moveDownCategory((int) $_REQUEST['id']);
}
require 'lp_list.php';
break;
case 'delete_lp_category':
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
if (isset($_REQUEST['id'])) {
$result = learnpath::deleteCategory((int) $_REQUEST['id']);
if ($result) {
Display::addFlash(Display::return_message(get_lang('Deleted')));
}
}
require 'lp_list.php';
break;
case 'add_lp':
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
require 'lp_add.php';
break;
case 'admin_view':
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
if (!$lp_found) {
require 'lp_list.php';
} else {
Session::write('refresh', 1);
require 'lp_admin_view.php';
}
break;
case 'auto_launch':
// Redirect to a specific LP
if (1 == api_get_course_setting('enable_lp_auto_launch')) {
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
if (!$lp_found) {
require 'lp_list.php';
} else {
$oLP->set_autolaunch($lpId, $_GET['status']);
require 'lp_list.php';
exit;
}
}
break;
case 'build':
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
if (!$lp_found) {
require 'lp_list.php';
} else {
Session::write('refresh', 1);
$url = api_get_self().'?action=add_item&type=step&lp_id='.intval($oLP->lp_id).'&'.api_get_cidreq();
header('Location: '.$url);
exit;
}
break;
case 'edit_item':
if (!$is_allowed_to_edit || !$lp_found) {
api_not_allowed(true);
}
Session::write('refresh', 1);
if (isset($_POST['submit_button']) && !empty($post_title)) {
// TODO: mp3 edit
$audio = [];
if (isset($_FILES['mp3'])) {
$audio = $_FILES['mp3'];
}
$previous = isset($_POST['previous']) ? $_POST['previous'] : '';
$description = isset($_POST['description']) ? $_POST['description'] : '';
$prerequisites = isset($_POST['prerequisites']) ? $_POST['prerequisites'] : '';
$maxTimeAllowed = isset($_POST['maxTimeAllowed']) ? $_POST['maxTimeAllowed'] : '';
$url = isset($_POST['url']) ? $_POST['url'] : '';
$oLP->edit_item(
$_REQUEST['id'],
$_POST['parent'],
$previous,
$post_title,
$description,
$prerequisites,
$audio,
$maxTimeAllowed,
$url
);
if (isset($_POST['content_lp'])) {
$oLP->edit_document($courseInfo);
}
$is_success = true;
$extraFieldValues = new ExtraFieldValue('lp_item');
$extraFieldValues->saveFieldValues($_POST);
Display::addFlash(Display::return_message(get_lang('Updated')));
$url = api_get_self().'?action=add_item&type=step&lp_id='.intval($oLP->lp_id).'&'.api_get_cidreq();
header('Location: '.$url);
exit;
}
if (isset($_GET['view']) && 'build' === $_GET['view']) {
require 'lp_edit_item.php';
} else {
require 'lp_admin_view.php';
}
break;
case 'edit_item_prereq':
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
if (!$lp_found) {
require 'lp_list.php';
} else {
if (isset($_POST['submit_button'])) {
// Updating the lp.modified_on
$oLP->set_modified_on();
Session::write('refresh', 1);
$min = isset($_POST['min_'.$_POST['prerequisites']]) ? $_POST['min_'.$_POST['prerequisites']] : '';
$max = isset($_POST['max_'.$_POST['prerequisites']]) ? $_POST['max_'.$_POST['prerequisites']] : '';
$editPrerequisite = $oLP->edit_item_prereq(
$_GET['id'],
$_POST['prerequisites'],
$min,
$max
);
Display::addFlash(Display::return_message(get_lang('Update successful')));
$url = api_get_self().'?action=add_item&type=step&lp_id='.intval($oLP->lp_id).'&'.api_get_cidreq();
header('Location: '.$url);
exit;
} else {
require 'lp_edit_item_prereq.php';
}
}
break;
case 'move_item':
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
if (!$lp_found) {
require 'lp_list.php';
} else {
Session::write('refresh', 1);
if (isset($_POST['submit_button'])) {
//Updating the lp.modified_on
$oLP->set_modified_on();
$oLP->edit_item(
$_GET['id'],
$_POST['parent'],
$_POST['previous'],
$post_title,
$_POST['description']
);
$url = api_get_self().'?action=add_item&type=step&lp_id='.intval($oLP->lp_id).'&'.api_get_cidreq();
header('Location: '.$url);
exit;
}
if (isset($_GET['view']) && 'build' === $_GET['view']) {
require 'lp_move_item.php';
} else {
// Avoids weird behaviours see CT#967.
$check = Security::check_token('get');
if ($check) {
$oLP->move_item($_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 (!$lp_found) {
require 'lp_list.php';
} else {
Session::write('refresh', 1);
require 'lp_view_item.php';
}
break;
case 'upload':
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
$cwdir = getcwd();
require 'lp_upload.php';
// Reinit current working directory as many functions in upload change it.
chdir($cwdir);
require 'lp_list.php';
break;
case 'copy':
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
$hideScormCopyLink = api_get_setting('hide_scorm_copy_link');
if ('true' === $hideScormCopyLink) {
api_not_allowed(true);
}
if (!$lp_found) {
require 'lp_list.php';
} else {
$oLP->copy();
}
require 'lp_list.php';
break;
case 'export':
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
$hideScormExportLink = api_get_setting('hide_scorm_export_link');
if ('true' === $hideScormExportLink) {
api_not_allowed(true);
}
if (!$lp_found) {
require 'lp_list.php';
} else {
ScormExport::export($oLP);
exit();
}
break;
case 'export_to_pdf':
$hideScormPdfLink = api_get_setting('hide_scorm_pdf_link');
if ('true' === $hideScormPdfLink) {
api_not_allowed(true);
}
// Teachers can export to PDF
if (!$is_allowed_to_edit) {
if (!learnpath::is_lp_visible_for_student($lp, $userId, $course)) {
api_not_allowed();
}
}
if (!$lp_found) {
require 'lp_list.php';
} else {
$result = ScormExport::exportToPdf($lpId, $courseInfo);
if (!$result) {
require 'lp_list.php';
}
exit;
}
break;
case 'export_to_course_build':
$allowExport = ('true' === api_get_setting('lp.allow_lp_chamilo_export'));
if (api_is_allowed_to_edit() && $allowExport) {
if (!$lp_found) {
require 'lp_list.php';
} else {
$result = $oLP->exportToCourseBuildFormat($lpId);
if (!$result) {
require 'lp_list.php';
}
exit;
}
}
require 'lp_list.php';
break;
case 'delete':
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
if (!$lp_found) {
require 'lp_list.php';
} else {
Session::write('refresh', 1);
$oLP->delete(null, $lpId, 'remove');
SkillModel::deleteSkillsFromItem($lpId, ITEM_TYPE_LEARNPATH);
Display::addFlash(Display::return_message(get_lang('Deleted')));
Session::erase('oLP');
require 'lp_list.php';
}
break;
case 'toggle_category_visibility':
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
learnpath::toggleCategoryVisibility($_REQUEST['id'], $_REQUEST['new_status']);
Display::addFlash(Display::return_message(get_lang('Update successful')));
header('Location: '.$listUrl);
exit;
break;
case 'toggle_visible':
// Change lp visibility (inside lp tool).
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
if ($lp_found) {
learnpath::toggleVisibility($_REQUEST['lp_id'], $_REQUEST['new_status']);
Display::addFlash(Display::return_message(get_lang('Update successful')));
}
header('Location: '.$listUrl);
exit;
break;
case 'toggle_category_publish':
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
learnpath::toggleCategoryPublish($_REQUEST['id'], $_REQUEST['new_status']);
Display::addFlash(Display::return_message(get_lang('Update successful')));
header('Location: '.$listUrl);
exit;
break;
case 'toggle_publish':
// Change lp published status (visibility on homepage).
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
if ($lp_found) {
learnpath::togglePublish($_REQUEST['lp_id'], $_REQUEST['new_status']);
Display::addFlash(Display::return_message(get_lang('Update successful')));
}
header('Location: '.$listUrl);
exit;
break;
case 'move_lp_up':
// Change lp published status (visibility on homepage)
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
if ($lp_found) {
learnpath::move($_REQUEST['lp_id'], 'up');
Display::addFlash(Display::return_message(get_lang('Update successful')));
}
header('Location: '.$listUrl);
exit;
break;
case 'move_lp_down':
// Change lp published status (visibility on homepage)
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
if ($lp_found) {
learnpath::move($_REQUEST['lp_id'], 'down');
Display::addFlash(Display::return_message(get_lang('Update successful')));
}
header('Location: '.$listUrl);
exit;
break;
case 'edit':
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
if (!$lp_found) {
require 'lp_list.php';
} else {
Session::write('refresh', 1);
require 'lp_edit.php';
}
break;
case 'add_sub_item':
// Add an item inside a dir/chapter.
// @todo check if this is @deprecated
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
if (!$lp_found) {
require 'lp_list.php';
} else {
Session::write('refresh', 1);
if (!empty($_REQUEST['parent_item_id'])) {
$_SESSION['from_learnpath'] = 'yes';
$_SESSION['origintoolurl'] = 'lp_controller.php?action=admin_view&lp_id='.intval($_REQUEST['lp_id']);
} else {
require 'lp_admin_view.php';
}
}
break;
case 'deleteitem':
case 'delete_item':
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
if (!$lp_found) {
require 'lp_list.php';
} else {
if (!empty($_REQUEST['id'])) {
$oLP->delete_item($_REQUEST['id']);
}
$url = api_get_self().'?action=add_item&type=step&lp_id='.intval($_REQUEST['lp_id']).'&'.api_get_cidreq();
header('Location: '.$url);
exit;
}
break;
case 'restart':
if (!$lp_found) {
require 'lp_list.php';
} else {
$oLP->restart();
require 'lp_view.php';
}
break;
case 'last':
if (!$lp_found) {
require 'lp_list.php';
} else {
$oLP->last();
require 'lp_view.php';
}
break;
case 'first':
if (!$lp_found) {
require 'lp_list.php';
} else {
$oLP->first();
require 'lp_view.php';
}
break;
case 'next':
if (!$lp_found) {
require 'lp_list.php';
} else {
$oLP->next();
require 'lp_view.php';
}
break;
case 'previous':
if (!$lp_found) {
require 'lp_list.php';
} else {
$oLP->previous();
require 'lp_view.php';
}
break;
case 'content':
if (!$lp_found) {
require 'lp_list.php';
} else {
$oLP->save_last();
$oLP->set_current_item($_GET['item_id']);
$oLP->start_current_item();
require 'lp_content.php';
}
break;
case 'view':
if (!$lp_found) {
require 'lp_list.php';
} else {
if (!empty($_REQUEST['item_id'])) {
$oLP->set_current_item($_REQUEST['item_id']);
}
require 'lp_view.php';
}
break;
case 'save':
if (!$lp_found) {
require 'lp_list.php';
} else {
$oLP->save_item();
require 'lp_save.php';
}
break;
case 'stats':
if (!$lp_found) {
require 'lp_list.php';
} else {
$oLP->save_current();
$oLP->save_last();
Display::display_reduced_header();
$output = require 'lp_stats.php';
echo $output;
Display::display_reduced_footer();
}
break;
case 'list':
if ($lp_found) {
Session::write('refresh', 1);
$oLP->save_last();
}
require 'lp_list.php';
break;
case 'mode':
// Switch between fullscreen and embedded mode.
$mode = $_REQUEST['mode'];
if ('fullscreen' === $mode) {
$oLP->mode = 'fullscreen';
} elseif ('embedded' === $mode) {
$oLP->mode = 'embedded';
} elseif ('embedframe' === $mode) {
$oLP->mode = 'embedframe';
} elseif ('impress' === $mode) {
$oLP->mode = 'impress';
}
require 'lp_view.php';
break;
case 'switch_view_mode':
if ($lp_found) {
if (Security::check_token('get')) {
Session::write('refresh', 1);
$oLP->update_default_view_mode();
}
}
header('Location: '.$listUrl);
exit;
break;
case 'switch_force_commit':
if ($lp_found) {
Session::write('refresh', 1);
$oLP->update_default_scorm_commit();
Display::addFlash(Display::return_message(get_lang('Updated')));
}
header('Location: '.$listUrl);
exit;
break;
case 'switch_attempt_mode':
if ($lp_found) {
Session::write('refresh', 1);
$oLP->switch_attempt_mode();
Display::addFlash(Display::return_message(get_lang('Updated')));
}
header('Location: '.$listUrl);
exit;
break;
case 'switch_scorm_debug':
if ($lp_found) {
Session::write('refresh', 1);
$oLP->update_scorm_debug();
Display::addFlash(Display::return_message(get_lang('Updated')));
}
header('Location: '.$listUrl);
exit;
break;
case 'return_to_course_homepage':
if (!$lp_found) {
require 'lp_list.php';
} else {
$oLP->save_current();
$oLP->save_last();