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

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<?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>
*/
use ChamiloSession as Session;
// Flag to allow for anonymous user - needs to be set before global.inc.php.
$use_anonymous = true;
$debug = 0;
if ($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';
}
}
// Including the global initialization file.
require_once '../inc/global.inc.php';
$current_course_tool = TOOL_LEARNPATH;
$_course = api_get_course_info();
$glossaryExtraTools = api_get_setting('show_glossary_in_extra_tools');
$showGlossary = in_array($glossaryExtraTools, array('true', 'lp', 'exercise_and_lp'));
if ($showGlossary) {
if (api_get_setting('show_glossary_in_documents') == 'ismanual' ||
api_get_setting('show_glossary_in_documents') == 'isautomatic'
) {
$htmlHeadXtra[] = '<script>
<!--
var jQueryFrameReadyConfigPath = \'' . api_get_jquery_web_path() . '\';
-->
</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>
function setFocus(){
$("#idTitle").focus();
}
$(window).load(function () {
setFocus();
});
</script>
<style>
form .label {
padding: 1px 3px 2px;
font-size: 100%;
font-weight: normal;
color: #ffffff;
text-transform: none;
background: none;
border-radius: unset;
color: #404040;
float: left;
line-height: 18px;
padding-top: 6px;
text-align: right;
width: 150px;
text-shadow:none;
}
</style>';
$ajax_url = api_get_path(WEB_AJAX_PATH).'lp.ajax.php';
$htmlHeadXtra[] = '
<script>
/*
Script to manipuplate Learning Path items with Drag and drop
*/
var newOrderData = "";
var lptree_debug = ""; // for debug
var lp_id_list = ""; // for debug
// uncomment for some debug display utility
/*
$(document).ready(function() {
buildLPtree_debug($("#lp_item_list"), 0, 0);
alert(lp_id_list+"\n\n"+lptree_debug);
});
*/
function buildLPtree(in_elem, in_parent_id) {
var item_tag = in_elem.get(0).tagName;
var item_id = in_elem.attr("id");
var parent_id = item_id;
if (item_tag == "LI" && item_id != undefined) {
// in_parent_id de la forme UL_x
newOrderData += item_id+"|"+get_UL_integer_id(in_parent_id)+"^";
}
in_elem.children().each(function () {
buildLPtree($(this), parent_id);
});
}
// same than buildLPtree with some text display for debug in string lptree_debug
function buildLPtree_debug(in_elem, in_lvl, in_parent_id) {
var item_tag = in_elem.get(0).tagName;
var item_id = in_elem.attr("id");
var parent_id = item_id;
if (item_tag == "LI" && item_id != undefined) {
for (i=0; i < 4 * in_lvl; i++) {
lptree_debug += " ";
}
lptree_debug += " Lvl="+(in_lvl - 1)/2+" ("+item_tag+" "+item_id+" Fils de="+in_parent_id+") \n";
// in_parent_id de la forme UL_x
lp_id_list += item_id+"|"+get_UL_integer_id(in_parent_id)+"^";
}
in_elem.children().each(function () {
buildLPtree_debug($(this), in_lvl + 1, parent_id);
});
}
// return the interge part of an UL id
// (0 for lp_item_list)
function get_UL_integer_id(in_ul_id) {
in_parent_integer_id = in_ul_id;
in_parent_integer_id = in_parent_integer_id.replace("lp_item_list", "0");
in_parent_integer_id = in_parent_integer_id.replace("UL_", "");
return in_parent_integer_id;
}
$(function() {
$(".lp_resource").sortable({
items: ".lp_resource_element ",
handle: ".moved", //only the class "moved"
cursor: "move",
connectWith: "#lp_item_list",
placeholder: "ui-state-highlight", //defines the yellow highlight
start: function(event, ui) {
$(ui.item).css("width", "160px");
$(ui.item).find(".item_data").attr("style", "");
},
stop: function(event, ui) {
$(ui.item).css("width", "100%");
}
});
$("#lp_item_list").sortable({
items: "li",
handle: ".moved", //only the class "moved"
cursor: "move",
placeholder: "ui-state-highlight", //defines the yellow highlight
update: function(event, ui) {
buildLPtree($("#lp_item_list"), 0);
var order = "new_order="+ newOrderData + "&a=update_lp_item_order";
$.post(
"'.$ajax_url.'",
order,
function(reponse){
$("#message").html(reponse);
order = "";
newOrderData = "";
}
);
},
receive: function(event, ui) {
var id = $(ui.item).attr("data_id");
var type = $(ui.item).attr("data_type");
var title = $(ui.item).attr("title");
processReceive = true;
if (ui.item.parent()[0]) {
var parent_id = $(ui.item.parent()[0]).attr("id");
var previous_id = $(ui.item.prev()).attr("id");
if (parent_id) {
parent_id = parent_id.split("_")[1];
var params = {
"a": "add_lp_item",
"id": id,
"parent_id": parent_id,
"previous_id": previous_id,
"type": type,
"title" : title
};
$.ajax({
type: "GET",
url: "'.$ajax_url.'",
data: params,
async: false,
success: function(data) {
if (data == -1) {
} else {
$(".normal-message").hide();
$(ui.item).attr("id", data);
$(ui.item).addClass("lp_resource_element_new");
$(ui.item).find(".item_data").attr("style", "");
$(ui.item).addClass("record li_container");
$(ui.item).removeClass("lp_resource_element");
$(ui.item).removeClass("doc_resource");
}
}
});
}
}//
}//end receive
});
processReceive = false;
});
</script>
';
$session_id = api_get_session_id();
api_protect_course_script(true);
$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).
Session::erase('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 (isset($oLP) && is_object($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 OR
$oLP->scorm_debug == '1'
) {
if ($debug > 0) error_log('New LP - Course has changed, discard lp object', 0);
if ($myrefresh == 1) { $myrefresh_id = $oLP->get_id(); }
$oLP = null;
Session::erase('oLP');
Session::erase('lpobject');
} else {
$_SESSION['oLP'] = $oLP;
$lp_found = true;
}
}
}
$course_id = api_get_course_int_id();
if ($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 ($debug > 0) error_log('New LP - lp_id is defined', 0);
// Select the lp in the database and check which type it is (scorm/dokeos/aicc) to generate the
// right object.
if (!empty($_REQUEST['lp_id'])) {
$lp_id = intval($_REQUEST['lp_id']);
} else {
$lp_id = intval($myrefresh_id);
}
$lp_table = Database::get_course_table(TABLE_LP_MAIN);
if (is_numeric($lp_id)) {
$sel = "SELECT lp_type FROM $lp_table WHERE c_id = $course_id AND 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) { $lp_found = true; } else { error_log($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) { $lp_found = true; } else { error_log($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) { $lp_found = true; } else { error_log($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) { $lp_found = true; } else { error_log($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);
$is_allowed_to_edit = api_is_allowed_to_edit(false, true, false, false);
if (isset($_SESSION['oLP'])) {
$_SESSION['oLP']->update_queue = array(); // Reinitialises array used by javascript to update items in the TOC.
}
if (isset($_GET['isStudentView']) && $_GET['isStudentView'] == 'true') {
if ($_REQUEST['action'] != 'list' AND $_REQUEST['action'] != 'view') {
if (!empty($_REQUEST['lp_id'])) {
$_REQUEST['action'] = 'view';
} else {
$_REQUEST['action'] = 'list';
}
}
} else {
if ($is_allowed_to_edit) {
if (isset($_REQUEST['action']) && $_REQUEST['action'] == 'view' && !isset($_REQUEST['exeId'])) {
$_REQUEST['action'] = 'build';
}
//$_SESSION['studentview'] = null;
}
}
$action = (!empty($_REQUEST['action']) ? $_REQUEST['action'] : '');
// 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']) && $_POST['type'] == TOOL_QUIZ && !empty($_POST['title'])) {
$post_title = Exercise::format_title_variable($_POST['title']);
}
}
$redirectTo = null;
switch ($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'];
$parent = isset($_POST['parent']) ? $_POST['parent'] : '';
$previous = isset($_POST['previous']) ? $_POST['previous'] : '';
$type = isset($_POST['type']) ? $_POST['type'] : '';
$path = isset($_POST['path']) ? $_POST['path'] : '';
$description = isset($_POST['description']) ? $_POST['description'] : '';
$prerequisites = isset($_POST['prerequisites']) ? $_POST['prerequisites'] : '';
$maxTimeAllowed = isset($_POST['maxTimeAllowed']) ? $_POST['maxTimeAllowed'] : '';
if ($_POST['type'] == TOOL_DOCUMENT) {
if (isset($_POST['path']) && $_GET['edit'] != 'true') {
$document_id = $_POST['path'];
} else {
if ($_POST['content_lp']) {
$document_id = $_SESSION['oLP']->create_document(
$_course,
$_POST['content_lp'],
$_POST['title']
);
}
}
$new_item_id = $_SESSION['oLP']->add_item(
$parent,
$previous,
$type,
$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.
$new_item_id = $_SESSION['oLP']->add_item(
$parent,
$previous,
$type,
$path,
$post_title,
$description,
$prerequisites,
$maxTimeAllowed
);
}
$url = api_get_self().'?action=add_item&type=step&lp_id='.intval($_SESSION['oLP']->lp_id);
header('Location: '.$url);
exit;
}
} else {
require 'lp_add_item.php';
}
}
break;
case 'add_audio':
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
if ($debug > 0) error_log('New LP - add audio action triggered', 0);
if (!$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 audio', 0);
require 'lp_list.php';
} else {
$_SESSION['refresh'] = 1;
if (isset($_REQUEST['id'])) {
$lp_item_obj = new learnpathItem($_REQUEST['id']);
// Remove audio
if (isset($_GET['delete_file']) && $_GET['delete_file'] == 1) {
$lp_item_obj->remove_audio();
$url = api_get_self().'?action=add_audio&lp_id='.intval($_SESSION['oLP']->lp_id).'&id='.$lp_item_obj->get_id().'&'.api_get_cidreq();
header('Location: '.$url);
exit;
}
// Upload audio
if (isset($_FILES['file']) && !empty($_FILES['file'])) {
// Updating the lp.modified_on
$_SESSION['oLP']->set_modified_on();
$lp_item_obj->add_audio();
}
//Add audio file from documents
if (isset($_REQUEST['document_id']) && !empty($_REQUEST['document_id'])) {
$_SESSION['oLP']->set_modified_on();
$lp_item_obj->add_audio_from_documents($_REQUEST['document_id']);
}
// Display.
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($_REQUEST['id'])) {
learnpath::moveUpCategory($_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($_REQUEST['id']);
}
require 'lp_list.php';
break;
case 'delete_lp_category':
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
if (isset($_REQUEST['id'])) {
learnpath::deleteCategory($_REQUEST['id']);
}
require 'lp_list.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);
if (isset($_REQUEST['lp_name']) && !empty($_REQUEST['lp_name'])) {
$_REQUEST['lp_name'] = trim($_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'] = $_REQUEST['post_time'];
if (isset($_REQUEST['activate_start_date_check']) &&
$_REQUEST['activate_start_date_check'] == 1
) {
$publicated_on = $_REQUEST['publicated_on'];
} else {
$publicated_on = null;
}
if (isset($_REQUEST['activate_end_date_check']) &&
$_REQUEST['activate_end_date_check'] == 1
) {
$expired_on = $_REQUEST['expired_on'];
} else {
$expired_on = null;
}
$new_lp_id = learnpath::add_lp(
api_get_course_id(),
Security::remove_XSS($_REQUEST['lp_name']),
'',
'chamilo',
'manual',
'',
$publicated_on,
$expired_on,
$_REQUEST['category_id']
);
if (is_numeric($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()
);
//require 'lp_build.php';
$url = api_get_self().'?action=add_item&type=step&lp_id='.intval($new_lp_id).'&'.api_get_cidreq();
header("Location: $url&isStudentView=false");
exit;
}
}
} else {
require 'lp_add.php';
}
break;
case 'admin_view':
if (!$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 ($debug > 0) error_log('New LP - auto_launch action triggered', 0);
if (!$lp_found) { error_log('New LP - No learnpath given for set_autolaunch', 0); require 'lp_list.php'; }
else {
$_SESSION['oLP']->set_autolaunch($_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';
$url = api_get_self().'?action=add_item&type=step&lp_id='.intval($_SESSION['oLP']->lp_id);
header('Location: '.$url);
exit;
}
break;
case 'edit_item':
if (!$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();
// TODO: mp3 edit
$audio = array();
if (isset($_FILES['mp3'])) {
$audio = $_FILES['mp3'];
}
$description = isset($_POST['description']) ? $_POST['description'] : '';
$prerequisites = isset($_POST['prerequisites']) ? $_POST['prerequisites'] : '';
$maxTimeAllowed = isset($_POST['maxTimeAllowed']) ? $_POST['maxTimeAllowed'] : '';
$url = isset($_POST['url']) ? $_POST['url'] : '';
$_SESSION['oLP']->edit_item(
$_REQUEST['id'],
$_POST['parent'],
$_POST['previous'],
$post_title,
$description,
$prerequisites,
$audio,
$maxTimeAllowed,
$url
);
if (isset($_POST['content_lp'])) {
$_SESSION['oLP']->edit_document($_course);
}
$is_success = true;
$url = api_get_self().'?action=add_item&type=step&lp_id='.intval($_SESSION['oLP']->lp_id);
header('Location: '.$url);
exit;
}
if (isset($_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;
$editPrerequisite = $_SESSION['oLP']->edit_item_prereq(
$_GET['id'],
$_POST['prerequisites'],
$_POST['min_' . $_POST['prerequisites']],
$_POST['max_' . $_POST['prerequisites']]
);
if ($editPrerequisite) {
$is_success = true;
}
$url = api_get_self().'?action=add_item&type=step&lp_id='.intval($_SESSION['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 ($debug > 0) error_log('New LP - move item action triggered', 0);
if (!$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;
$url = api_get_self().'?action=add_item&type=step&lp_id='.intval($_SESSION['oLP']->lp_id).'&'.api_get_cidreq();
header('Location: '.$url);
}
if (isset($_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 'copy':
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
$hideScormCopyLink = api_get_setting('hide_scorm_copy_link');
if ($hideScormCopyLink === 'true') {
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 copy', 0); require 'lp_list.php'; }
else {
$_SESSION['oLP']->copy();
}
require 'lp_list.php';
break;
case 'export':
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
$hideScormExportLink = api_get_setting('hide_scorm_export_link');
if ($hideScormExportLink === 'true') {
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 {
$_SESSION['oLP']->scorm_export();
exit();
//require 'lp_list.php';
}
break;
case 'export_to_pdf':
if (!learnpath::is_lp_visible_for_student($_SESSION['oLP']->lp_id, api_get_user_id())) {
api_not_allowed();
}
$hideScormPdfLink = api_get_setting('hide_scorm_pdf_link');
if ($hideScormPdfLink === 'true') {
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;
$_SESSION['oLP']->delete(null, $_GET['lp_id'], 'remove');
Session::erase('oLP');
require 'lp_list.php';
}
break;
case 'toggle_visible':
// Change lp visibility (inside lp tool).
if (!$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);
// TODO (as of Chamilo 1.8.8): Check in the future whether this field is needed.
$_SESSION['oLP']->set_encoding($_REQUEST['lp_encoding']);
if (isset($_REQUEST['lp_maker'])) {
$_SESSION['oLP']->set_maker($_REQUEST['lp_maker']);
}
if (isset($_REQUEST['lp_proximity'])) {
$_SESSION['oLP']->set_proximity($_REQUEST['lp_proximity']);
}
$_SESSION['oLP']->set_theme($_REQUEST['lp_theme']);
if (isset($_REQUEST['hide_toc_frame']) && $_REQUEST['hide_toc_frame'] == 1) {
$hide_toc_frame = $_REQUEST['hide_toc_frame'];
} else {
$hide_toc_frame = null;
}
$_SESSION['oLP']->set_hide_toc_frame($hide_toc_frame);
$_SESSION['oLP']->set_prerequisite($_REQUEST['prerequisites']);
$_SESSION['oLP']->set_use_max_score($_REQUEST['use_max_score']);
$_SESSION['oLP']->setSubscribeUsers($_REQUEST['subscribe_users']);
if (isset($_REQUEST['activate_start_date_check']) && $_REQUEST['activate_start_date_check'] == 1) {
$publicated_on = $_REQUEST['publicated_on'];
} else {
$publicated_on = null;
}
if (isset($_REQUEST['activate_end_date_check']) && $_REQUEST['activate_end_date_check'] == 1) {
$expired_on = $_REQUEST['expired_on'];
} else {
$expired_on = null;
}
$_SESSION['oLP']->setCategoryId($_REQUEST['category_id']);
$_SESSION['oLP']->set_modified_on();
$_SESSION['oLP']->set_publicated_on($publicated_on);
$_SESSION['oLP']->set_expired_on($expired_on);
if (isset($_REQUEST['remove_picture']) && $_REQUEST['remove_picture']) {
$_SESSION['oLP']->delete_lp_image();
}
$extraFieldValue = new ExtraFieldValue('lp');
$params = array(
'lp_id' => $_SESSION['oLP']->id
);
$extraFieldValue->saveFieldValues($_REQUEST);
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
);
}
}
}
}
}
$url = api_get_self().'?action=add_item&type=step&lp_id='.intval($_SESSION['oLP']->lp_id).'&'.api_get_cidreq();
header('Location: '.$url);
exit;
}
break;
case 'add_sub_item': // Add an item inside a chapter.
if (!$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';
} 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']);
}
$url = api_get_self().'?action=add_item&type=step&lp_id='.intval($_REQUEST['lp_id']).api_get_cidreq();
header('Location: '.$url);
exit;
}
break;
case 'edititemprereq':
case 'edit_item_prereq':
if (!$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 ($debug > 0) error_log('New LP - Item id is '.intval($_GET['item_id']), 0);
if (!$lp_found) {
error_log('New LP - No learnpath given for content', 0);
require 'lp_list.php';
} else {
if ($debug > 0) error_log('New LP - save_last()', 0);
$_SESSION['oLP']->save_last();
if ($debug > 0) error_log('New LP - set_current_item()', 0);
$_SESSION['oLP']->set_current_item($_GET['item_id']);
if ($debug > 0) error_log('New LP - start_current_item()', 0);
$_SESSION['oLP']->start_current_item();
require 'lp_content.php';
}
break;
case 'view':
if ($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();
$output = require 'lp_stats.php';
echo $output;
}
break;
case 'list':
if ($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') {
$_SESSION['oLP']->mode = 'embedframe';
} elseif ($mode == 'impress') {
$_SESSION['oLP']->mode = 'impress';
}
require 'lp_view.php';
break;
case 'switch_view_mode':
if ($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'; }
if (Security::check_token('get')) {
$_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;
$_SESSION['oLP']->update_default_scorm_commit();
require 'lp_list.php';
break;
/* Those 2 switches have been replaced by switc_attempt_mode switch
case 'switch_reinit':
if ($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;
$_SESSION['oLP']->update_reinit();
require 'lp_list.php';
break;
case 'switch_seriousgame_mode':
if($debug>0) error_log('New LP - switch_seriousgame_mode action triggered',0);
if(!$lp_found){ error_log('New LP - No learnpath given for switch',0); require 'lp_list.php'; }
$_SESSION['refresh'] = 1;
$_SESSION['oLP']->set_seriousgame_mode();
require 'lp_list.php';
break;
*/
case 'switch_attempt_mode':
if($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;
$_SESSION['oLP']->switch_attempt_mode();
require 'lp_list.php';
break;
case 'switch_scorm_debug':
if ($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();
$url = api_get_path(WEB_COURSE_PATH).api_get_course_path().'/index.php?id_session='.api_get_session_id();
if (isset($_GET['redirectTo']) && $_GET['redirectTo'] == 'lp_list') {
$url = 'lp_controller.php?'.api_get_cidreq();
}
header('location: '.$url);
exit;
}
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;
case 'impress':
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 impress this LP item to ' . $_REQUEST['item_id'], 0); }
if (!empty($_REQUEST['item_id']) ) {
$_SESSION['oLP']->set_current_item($_REQUEST['item_id']);
}
require 'lp_impress.php';
}
break;
case 'set_previous_step_as_prerequisite':
$_SESSION['oLP']->set_previous_step_as_prerequisite_for_all_items();
$url = api_get_self().'?action=add_item&type=step&lp_id='.intval($_SESSION['oLP']->lp_id)."&message=ItemUpdated";
header('Location: '.$url);
break;
case 'clear_prerequisites':
$_SESSION['oLP']->clear_prerequisites();
$url = api_get_self().'?action=add_item&type=step&lp_id='.intval($_SESSION['oLP']->lp_id)."&message=ItemUpdated";
header('Location: '.$url);
break;
case 'toggle_seriousgame': //activate/deactive seriousgame_mode
if (!$is_allowed_to_edit) {
api_not_allowed(true);
}
if ($debug > 0) {
error_log('New LP - seriousgame_mode action triggered');
}
if (!$lp_found) {
error_log('New LP - No learnpath given for visibility');
require 'lp_list.php';
}
$_SESSION['refresh'] = 1;
$_SESSION['oLP']->set_seriousgame_mode();
require 'lp_list.php';
break;
case 'create_forum':
if (!isset($_GET['id'])) {
break;
}
$selectedItem = null;
foreach ($_SESSION['oLP']->items as $item) {
if ($item->db_id == $_GET['id']) {
$selectedItem = $item;
}
}
if (!empty($selectedItem)) {
$forumThread = $selectedItem->getForumThread(
$_SESSION['oLP']->course_int_id,
$_SESSION['oLP']->lp_session_id
);
if (empty($forumThread)) {
require '../forum/forumfunction.inc.php';
$forumCategory = getForumCategoryByTitle(
get_lang('LearningPaths'),
$_SESSION['oLP']->course_int_id,
$_SESSION['oLP']->lp_session_id
);
$forumCategoryId = !empty($forumCategory) ? $forumCategory['cat_id']: 0;
if (empty($forumCategoryId)) {
$forumCategoryId = store_forumcategory(
[
'lp_id' => 0,
'forum_category_title' => get_lang('LearningPaths'),
'forum_category_comment' => null
],
[],
false
);
}
if (!empty($forumCategoryId)) {
$forum = $_SESSION['oLP']->getForum(
$_SESSION['oLP']->lp_session_id
);
$forumId = !empty($forum) ? $forum['forum_id'] : 0;
if (empty($forumId)) {
$forumId = $_SESSION['oLP']->createForum($forumCategoryId);
}
if (!empty($forumId)) {
$selectedItem->createForumThread($forumId);
}
}
}
}
header('Location:' . api_get_self() . '?' . http_build_query([
'action' => 'add_item',
'type' => 'step',
'lp_id' => $_SESSION['oLP']->lp_id
]));
break;
case 'report':
require 'lp_report.php';
break;
case 'dissociate_forum':
if (!isset($_GET['id'])) {
break;
}
$selectedItem = null;
foreach ($_SESSION['oLP']->items as $item) {
if ($item->db_id != $_GET['id']) {
continue;
}
$selectedItem = $item;
}
if (!empty($selectedItem)) {
$forumThread = $selectedItem->getForumThread(
$_SESSION['oLP']->course_int_id,
$_SESSION['oLP']->lp_session_id
);
if (!empty($forumThread)) {
$dissoaciated = $selectedItem->dissociateForumThread($forumThread['iid']);
if ($dissoaciated) {
Display::addFlash(
Display::return_message(get_lang('ForumDissociate'), 'success')
);
}
}
}
header('Location:' . api_get_self() . '?' . http_build_query([
'action' => 'add_item',
'type' => 'step',
'lp_id' => $_SESSION['oLP']->lp_id
]));
break;
case 'add_final_item':
if (!$lp_found) {
Display::addFlash(
Display::return_message(get_lang('NoLPFound'), 'error')
);
break;
}
$_SESSION['refresh'] = 1;
if (!isset($_POST['submit']) || empty($post_title)) {
break;
}
$_SESSION['oLP']->getFinalItemForm();
$redirectTo = api_get_self() . '?' . http_build_query([
'action' => 'add_item',
'type' => 'step',
'lp_id' => intval($_SESSION['oLP']->lp_id)
]);
break;
default:
if ($debug > 0) error_log('New LP - default action triggered', 0);
require 'lp_list.php';
break;
}
if (!empty($_SESSION['oLP'])) {
$_SESSION['lpobject'] = serialize($_SESSION['oLP']);
if ($debug > 0) error_log('New LP - lpobject is serialized in session', 0);
}
if (!empty($redirectTo)) {
header("Location: $redirectTo");
}