You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
414 lines
15 KiB
414 lines
15 KiB
<?php //$id: $
|
|
/*
|
|
==============================================================================
|
|
Dokeos - elearning and course management software
|
|
|
|
Copyright (c) 2004 Dokeos S.A.
|
|
Copyright (c) 2004 Denes Nagy
|
|
Copyright (c) 2003 Ghent University (UGent)
|
|
Copyright (c) 2001 Universite catholique de Louvain (UCL)
|
|
|
|
For a full list of contributors, see "credits.txt".
|
|
The full license can be read in "license.txt".
|
|
|
|
This program is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU General Public License
|
|
as published by the Free Software Foundation; either version 2
|
|
of the License, or (at your option) any later version.
|
|
|
|
See the GNU General Public License for more details.
|
|
|
|
Contact: Dokeos, 181 rue Royale, B-1000 Brussels, Belgium, info@dokeos.com
|
|
==============================================================================
|
|
*/
|
|
/**
|
|
==============================================================================
|
|
* This script handles SCO administration features
|
|
* @package dokeos.learnpath.scorm
|
|
* @author Denes Nagy, principal author
|
|
* @author Isthvan Mandak, several new features
|
|
* @author Roan Embrechts, code improvements and refactoring
|
|
* @author Yannick Warnier, complete refactoring <ywarnier@beeznest.org>
|
|
==============================================================================
|
|
*/
|
|
/**
|
|
* Script init
|
|
*/
|
|
//flag to allow for anonymous user - needs to be set before global.inc.php
|
|
$use_anonymous = true;
|
|
|
|
// name of the language file that needs to be included
|
|
$language_file = "scormdocument";
|
|
$uncompress=1; //this variable shouldn't be found here (find its usage before removal)
|
|
|
|
require_once('back_compat.inc.php');
|
|
include('learnpath_functions.inc.php');
|
|
include_once('scorm.lib.php');
|
|
|
|
$is_allowedToEdit = api_is_allowed_to_edit();
|
|
|
|
/**
|
|
* Variables
|
|
*/
|
|
//escapable integers
|
|
if($_REQUEST['id'] != strval(intval($_REQUEST['id']))){$id = $_REQUEST['id'];}else{$id=null;}
|
|
|
|
//imported strings
|
|
$path = (!empty($_REQUEST['path'])?$_REQUEST['path']:null);
|
|
$Submit = (!empty($_POST['Submit'])?$_POST['Submit']:null);
|
|
$submitImage = (!empty($_POST['submitImage'])?$_POST['submitImage']:null);
|
|
$cancelSubmitImage = (!empty($_POST['cancelSubmitImage'])?$_POST['cancelSubmitImage']:null);
|
|
$action = (!empty($_REQUEST['action'])?$_REQUEST['action']:null);
|
|
$delete = (!empty($_REQUEST['delete'])?$_REQUEST['delete']:null);
|
|
$createDir = (!empty($_REQUEST['createDir'])?$_REQUEST['createDir']:null);
|
|
$make_directory_visible = (!empty($_REQUEST['make_directory_visible'])?$_REQUEST['make_directory_visible']:'');
|
|
$make_directory_invisible = (!empty($_REQUEST['make_directory_invisible'])?$_REQUEST['make_directory_invisible']:'');
|
|
|
|
//values from POST form to add directory
|
|
$newDirPath = (!empty($_POST['newDirPath'])?$_POST['newDirPath']:null);
|
|
$newDirName = (!empty($_POST['newDirName'])?$_POST['newDirName']:null);
|
|
//initialising internal variables
|
|
$dialogbox = '';
|
|
|
|
if (! $is_allowed_in_course) api_not_allowed();
|
|
$is_allowedToUnzip = $is_courseAdmin;
|
|
|
|
|
|
/**
|
|
* Main code
|
|
*/
|
|
switch($action){
|
|
case 'exportpath':
|
|
if(!empty($id)){
|
|
$export = exportpath($id);
|
|
$dialogBox .= "This LP has been exported to the Document folder "
|
|
."of your course.";
|
|
}
|
|
break;
|
|
case 'exportscorm':
|
|
exportSCORM($path);
|
|
break;
|
|
case 'deletepath':
|
|
/*==================================================
|
|
DELETE A DOKEOS LEARNPATH
|
|
and all the items in it
|
|
==================================================*/
|
|
if(!empty($id)){
|
|
$l="learnpath/learnpath_handler.php?learnpath_id=$id";
|
|
$sql="DELETE FROM $tbl_tool where (link='$l' AND image='scormbuilder.gif')";
|
|
$result=api_sql_query($sql,__FILE__,__LINE__);
|
|
$sql="SELECT * FROM $tbl_learnpath_chapter where learnpath_id=$id";
|
|
$result=api_sql_query($sql,__FILE__,__LINE__);
|
|
while ($row=mysql_fetch_array($result))
|
|
{
|
|
$c=$row['id'];
|
|
$sql2="DELETE FROM $tbl_learnpath_item where chapter_id=$c";
|
|
$result2=api_sql_query($sql2,__FILE__,__LINE__);
|
|
}
|
|
$sql="DELETE FROM $tbl_learnpath_chapter where learnpath_id=$id";
|
|
$result=api_sql_query($sql,__FILE__,__LINE__);
|
|
deletepath($id);
|
|
$dialogBox=get_lang('_learnpath_deleted');
|
|
}
|
|
break;
|
|
case 'publishpath':
|
|
/*==================================================================
|
|
PUBLISHING (SHOWING) A DOKEOS LEARNPATH
|
|
==================================================================*/
|
|
if(!empty($id)){
|
|
$sql="SELECT * FROM $tbl_learnpath_main where learnpath_id=$id";
|
|
$result=api_sql_query($sql,__FILE__,__LINE__);
|
|
$row=mysql_fetch_array($result);
|
|
$name=domesticate($row['learnpath_name']);
|
|
if ($set_visibility == 'i') {
|
|
$s=$name." ".get_lang('_no_published');
|
|
$dialogBox=$s;
|
|
$v=0;
|
|
}
|
|
if ($set_visibility == 'v') {
|
|
$s=$name." ".get_lang('_published');
|
|
$dialogBox=$s;
|
|
$v=1;
|
|
}
|
|
$sql="SELECT * FROM $tbl_tool where (name='$name' and image='scormbuilder.gif')";
|
|
$result=api_sql_query($sql,__FILE__,__LINE__);
|
|
$row2=mysql_fetch_array($result);
|
|
$num=mysql_num_rows($result);
|
|
if (($set_visibility == 'i') && ($num>0))
|
|
{
|
|
//it is visible or hidden but once was published
|
|
if (($row2['visibility'])==1)
|
|
{
|
|
$sql ="DELETE FROM $tbl_tool WHERE (name='$name' and image='scormbuilder.gif')";
|
|
}
|
|
else
|
|
{
|
|
$sql ="UPDATE $tbl_tool set visibility=1 WHERE (name='$name' and image='scormbuilder.gif')";
|
|
}
|
|
}
|
|
elseif (($set_visibility == 'v') && ($num==0))
|
|
{
|
|
$sql ="INSERT INTO $tbl_tool (id, name, link, image, visibility, admin, address, added_tool) VALUES ('$theid','$name','learnpath/learnpath_handler.php?learnpath_id=$id','scormbuilder.gif','$v','0','pastillegris.gif',0)";
|
|
}
|
|
else
|
|
{
|
|
//parameter and database incompatible, do nothing
|
|
}
|
|
$result=api_sql_query($sql,__FILE__,__LINE__);
|
|
|
|
}
|
|
break;
|
|
case 'editpath':
|
|
/*==================================================================
|
|
EDITING A DOKEOS NEW LEARNPATH
|
|
==================================================================*/
|
|
if(!empty($Submit))
|
|
{
|
|
$l="learnpath/learnpath_handler.php?learnpath_id=$id";
|
|
$sql="UPDATE $tbl_tool set name='".domesticate($learnpath_name)."' where (link='$l' and image='scormbuilder.gif')";
|
|
$result=api_sql_query($sql,__FILE__,__LINE__);
|
|
$sql ="UPDATE $tbl_learnpath_main SET learnpath_name='".domesticate($learnpath_name)."', learnpath_description='".domesticate($learnpath_description)."' WHERE learnpath_id=$id";
|
|
$result=api_sql_query($sql,__FILE__,__LINE__);
|
|
$dialogBox=get_lang('_learnpath_edited');
|
|
}
|
|
break;
|
|
case 'add':
|
|
/*==================================================================
|
|
ADDING A NEW LEARNPATH : treating the form
|
|
==================================================================*/
|
|
if (!empty($Submit))
|
|
{
|
|
$sql ="INSERT INTO $tbl_learnpath_main (learnpath_name, learnpath_description) VALUES ('".domesticate($learnpath_name)."','".domesticate($learnpath_description)."')";
|
|
api_sql_query($sql,__FILE__,__LINE__);
|
|
$my_lp_id = Database::get_last_insert_id();
|
|
$sql ="INSERT INTO $tbl_tool (name, link, image, visibility, admin, address, added_tool) VALUES ('".domesticate($learnpath_name)."','learnpath/learnpath_handler.php?learnpath_id=$my_lp_id','scormbuilder.gif','1','0','pastillegris.gif',0)";
|
|
api_sql_query($sql,__FILE__,__LINE__);
|
|
//instead of displaying this info text, get the user directly to the learnpath edit page
|
|
//$dialogBox=get_lang('_learnpath_added');
|
|
header('location:../learnpath/learnpath_handler.php?'.api_get_cidreq().'&learnpath_id='.$my_lp_id);
|
|
exit();
|
|
}
|
|
break;
|
|
case 'editscorm':
|
|
/*==================================================================
|
|
EDITING A SCORM PACKAGE
|
|
==================================================================*/
|
|
if (!empty($Submit))
|
|
{
|
|
$sql ="UPDATE $tbl_document SET comment='".domesticate($learnpath_description)."', name='".domesticate($learnpath_name)."' WHERE path='$path'";
|
|
$result=api_sql_query($sql,__FILE__,__LINE__);
|
|
$dialogBox=get_lang('_learnpath_edited');
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
/*============================================================================*/
|
|
|
|
if($is_allowedToEdit) // TEACHER ONLY
|
|
{
|
|
/*======================================
|
|
UPLOAD SCORM
|
|
======================================*/
|
|
/*
|
|
* Check the request method instead of a variable from POST
|
|
* because if the file size exceeds the maximum file upload
|
|
* size set in php.ini, all variables from POST are cleared !
|
|
*/
|
|
|
|
if ($_SERVER['REQUEST_METHOD'] == 'POST'
|
|
&& count($_FILES)>0
|
|
&& empty($submitImage)
|
|
&& empty($cancelSubmitImage)
|
|
&& empty($action))
|
|
{
|
|
// A SCORM upload has been detected, now deal with the file...
|
|
//directory creation
|
|
$s=$_FILES['userFile']['name'];
|
|
$pathInfo = pathinfo($s);
|
|
//Check the filename has at least several letters in it :-)
|
|
//This is a very loose check as later on we might accept other formats of packages
|
|
//sent than just "zip"
|
|
if(preg_match('/[\w-_]+/',$pathInfo['basename'])){
|
|
//get the basename without extension
|
|
$newDirName=substr(
|
|
$pathInfo['basename'],
|
|
0,
|
|
strlen($pathInfo['basename'])-(strlen($pathInfo['extension'])+1));
|
|
$newDirName = replace_dangerous_char(trim($newDirName),'strict');
|
|
if( check_name_exist($baseWorkDir.$newDirPath.$openDir."/".$newDirName) )
|
|
{
|
|
/** @todo change this output. Inaccurate at least in french. In this case, the
|
|
* file might not exist or the transfer might have been wrong (no $_FILES at all)
|
|
* but we still get the error message
|
|
*/
|
|
$dialogBox = get_lang('FileExists');
|
|
$createDir = $newDirPath; unset($newDirPath);// return to step 1
|
|
}
|
|
else
|
|
{
|
|
if(mkdir($baseWorkDir.$newDirPath.$openDir."/".$newDirName, 0700)){
|
|
FileManager::set_default_settings($newDirPath.$openDir, $newDirName, "folder", $tbl_document);
|
|
// RH: was: set_default_settings($newDirPath.$openDir,$newDirName,"folder");
|
|
$dialogBox = get_lang('DirCr');
|
|
}else{
|
|
//Display msg "could not create dir..."
|
|
//exit();
|
|
}
|
|
//directory creation end
|
|
|
|
$uploadPath=$openDir.'/'.$newDirName;
|
|
if(!$_FILES['userFile']['size'])
|
|
{
|
|
$dialogBox .= get_lang('FileError').'<br />'.get_lang('Notice').' : '.get_lang('MaxFileSize').' '.ini_get('upload_max_filesize');
|
|
}
|
|
else //the file size is alright, we can assume the file is OK too
|
|
{
|
|
if($uncompress == 1 && $is_allowedToUnzip)
|
|
{
|
|
$unzip = 'unzip';
|
|
}
|
|
else
|
|
{
|
|
$unzip = '';
|
|
}
|
|
if (treat_uploaded_file($_FILES['userFile'], $baseWorkDir,
|
|
$uploadPath, $maxFilledSpace, $unzip))
|
|
{
|
|
if ($uncompress == 1)
|
|
{
|
|
//$dialogBox .= get_lang('DownloadAndZipEnd');
|
|
//modified by darkden : I omitted this part, so the user can see
|
|
//the scorm content message at once
|
|
}
|
|
else
|
|
{
|
|
$dialogBox = get_lang('DownloadEnd');
|
|
}
|
|
// "WHAT'S NEW" notification: update table last_tooledit
|
|
//update_last_tooledit($_course, $nameTools, $id, get_lang('_new_document'), $_user['user_id']);
|
|
item_property_update($_course, TOOL_LEARNPATH, $id, "LearnpathAdded", $_user['user_id']);
|
|
}
|
|
else
|
|
{
|
|
if(api_failure::get_last_failure() == 'not_enough_space')
|
|
{
|
|
$dialogBox = get_lang('NoSpace');
|
|
}
|
|
elseif (api_failure::get_last_failure() == 'php_file_in_zip_file')
|
|
{
|
|
$dialogBox = get_lang('ZipNoPhp');
|
|
}
|
|
elseif(api_failure::get_last_failure() == 'not_scorm_content')
|
|
{
|
|
$dialogBox = get_lang('NotScormContent');
|
|
}
|
|
}
|
|
}
|
|
$uploadPath='';
|
|
if (api_failure::get_last_failure())
|
|
{
|
|
rmdir($baseWorkDir.$newDirPath.$openDir."/".$newDirName);
|
|
}
|
|
|
|
}
|
|
}//
|
|
else
|
|
{//the filename doesn't contain any alphanum chars (empty filename?)
|
|
//get a more detailed message?
|
|
$dialogBox .= get_lang('FileError').'<br />';
|
|
}
|
|
|
|
/*======================================
|
|
DELETE FILE OR DIRECTORY
|
|
======================================*/
|
|
|
|
if ( isset($delete) )
|
|
{
|
|
if ( scorm_delete($baseWorkDir.$delete))
|
|
{
|
|
//$tbl_document = substr($tbl_document, 1, strlen($tbl_document) - 2); // RH...
|
|
update_db_info("delete", $delete);
|
|
$dialogBox = get_lang('DocDeleted');
|
|
}
|
|
}
|
|
/*======================================
|
|
CREATE DIRECTORY
|
|
======================================*/
|
|
/*
|
|
* The code begin with STEP 2 so it allows to return to STEP 1
|
|
* if STEP 2 unsucceds
|
|
*/
|
|
|
|
/*-------------------------------------
|
|
STEP 2
|
|
--------------------------------------*/
|
|
if (isset($newDirPath) && isset($newDirName))
|
|
{
|
|
// echo $newDirPath . $newDirName;
|
|
$newDirName = replace_dangerous_char(trim(stripslashes($newDirName)),'strict');
|
|
if( check_name_exist($baseWorkDir.$newDirPath."/".$newDirName) )
|
|
{
|
|
$dialogBox = get_lang('FileExists');
|
|
$createDir = $newDirPath; unset($newDirPath);// return to step 1
|
|
}
|
|
else
|
|
{
|
|
if(mkdir($baseWorkDir.$newDirPath."/".$newDirName, 0700))
|
|
FileManager::set_default_settings($newDirPath, $newDirName, "folder", $tbl_document);
|
|
// RH: was: set_default_settings($newDirPath,$newDirName,"folder");
|
|
$dialogBox = get_lang('DirCr');
|
|
}
|
|
}
|
|
|
|
/*-------------------------------------
|
|
STEP 1
|
|
--------------------------------------*/
|
|
if (isset($createDir))
|
|
{
|
|
$dialogBox .= "<!-- create dir -->\n"
|
|
."<form name='createdir' action='' method='POST'>\n"
|
|
."<input type=\"hidden\" name=\"newDirPath\" value=\"$createDir\" />\n"
|
|
.get_lang('NameDir')." : \n"
|
|
."<input type=\"text\" name=\"newDirName\" />\n"
|
|
."<input type=\"submit\" value=\"".get_lang('Ok')."\" />\n"
|
|
."</form>\n";
|
|
}
|
|
|
|
/*======================================
|
|
VISIBILITY COMMANDS
|
|
======================================*/
|
|
if (!empty($make_directory_visible) || !empty($make_directory_invisible))
|
|
{
|
|
$visibilityPath = $make_directory_visible.$make_directory_invisible;
|
|
// At least one of these variables are empty. So it's okay to proceed this way
|
|
/* Check if there is yet a record for this file in the DB */
|
|
$result = mysql_query ("SELECT * FROM $tbl_document WHERE path LIKE '".$visibilityPath."'");
|
|
while($row = mysql_fetch_array($result, MYSQL_ASSOC))
|
|
{
|
|
$attribute['path' ] = $row['path' ];
|
|
$attribute['visibility'] = $row['visibility'];
|
|
$attribute['comment' ] = $row['comment' ];
|
|
}
|
|
|
|
if ($make_directory_visible)
|
|
{
|
|
$newVisibilityStatus = "v";
|
|
}
|
|
elseif ($make_directory_invisible)
|
|
{
|
|
$newVisibilityStatus = "i";
|
|
}
|
|
$query = "UPDATE $tbl_document SET visibility='$newVisibilityStatus' WHERE path=\"".$visibilityPath."\""; //added by Toon
|
|
api_sql_query($query,__FILE__,__LINE__);
|
|
if (mysql_affected_rows() == 0) // extra check added by Toon, normally not necessary anymore because all files are in the db
|
|
{
|
|
api_sql_query("INSERT INTO $tbl_document SET path=\"".$visibilityPath."\", visibility=\"".$newVisibilityStatus."\"",__FILE__,__LINE__);
|
|
}
|
|
unset($attribute);
|
|
$dialogBox = get_lang('ViMod');
|
|
}
|
|
} // END is Allowed to Edit;
|
|
}
|
|
?>
|