$val)
{
if(is_string($val))
{
$_POST[$key]=stripslashes($val);
}
elseif(is_array($val))
{
foreach($val as $key2=>$val2)
{
$_POST[$key][$key2]=stripslashes($val2);
}
}
$GLOBALS[$key]=$_POST[$key];
}
}
// get vars from GET
if ( empty ( $exerciseId ) )
{
$exerciseId = $_GET['exerciseId'];
}
if ( empty ( $newQuestion ) )
{
$newQuestion = $_GET['newQuestion'];
}
if ( empty ( $modifyAnswers ) )
{
$modifyAnswers = $_GET['modifyAnswers'];
}
if ( empty ( $editQuestion ) )
{
$editQuestion = $_GET['editQuestion'];
}
if ( empty ( $modifyQuestion ) )
{
$modifyQuestion = $_GET['modifyQuestion'];
}
if ( empty ( $deleteQuestion ) )
{
$deleteQuestion = $_GET['deleteQuestion'];
}
if ( empty ( $questionId ) )
{
$questionId = $_SESSION['questionId'];
}
if ( empty ( $modifyExercise ) )
{
$modifyExercise = $_GET['modifyExercise'];
}
// get from session
$objExercise = $_SESSION['objExercise'];
$objQuestion = $_SESSION['objQuestion'];
$objAnswer = $_SESSION['objAnswer'];
// document path
$documentPath=api_get_path(SYS_COURSE_PATH).$_course['path'].'/document';
// picture path
$picturePath=$documentPath.'/images';
// audio path
$audioPath=$documentPath.'/audio';
// the 5 types of answers
$aType=array(get_lang('UniqueSelect'),get_lang('MultipleSelect'),get_lang('FillBlanks'),get_lang('Matching'),get_lang('freeAnswer'));
// tables used in the exercise tool
$TBL_EXERCICE_QUESTION = Database::get_course_table(TABLE_QUIZ_TEST_QUESTION);
$TBL_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST);
$TBL_QUESTIONS = Database::get_course_table(TABLE_QUIZ_QUESTION);
$TBL_REPONSES = Database::get_course_table(TABLE_QUIZ_ANSWER);
$TBL_DOCUMENT = Database::get_course_table(TABLE_DOCUMENT);
if($_GET['action'] == 'exportqti2' && !empty($_GET['questionId']))
{
require_once('export/qti2/qti2_export.php');
$export = export_question((int)$_GET['questionId'],true);
$qid = (int)$_GET['questionId'];
require_once(api_get_path(LIBRARY_PATH).'pclzip/pclzip.lib.php');
$garbage_path = api_get_path(GARBAGE_PATH);
$temp_dir_short = uniqid();
$temp_zip_dir = $garbage_path."/".$temp_dir_short;
if(!is_dir($temp_zip_dir)) mkdir($temp_zip_dir);
$temp_zip_file = $temp_zip_dir."/".md5(time()).".zip";
$temp_xml_file = $temp_zip_dir."/qti2export_".$qid.'.xml';
file_put_contents($temp_xml_file,$export);
$zip_folder=new PclZip($temp_zip_file);
$zip_folder->add($temp_xml_file, PCLZIP_OPT_REMOVE_ALL_PATH);
$name = 'qti2_export_'.$qid.'.zip';
DocumentManager::file_send_for_download($temp_zip_file,true,$name);
unlink($temp_zip_file);
unlink($temp_xml_file);
rmdir($temp_zip_dir);
//DocumentManager::string_send_for_download($export,true,'qti2export_q'.$_GET['questionId'].'.xml');
exit(); //otherwise following clicks may become buggy
}
// intializes the Exercise object
if(!is_object($objExercise))
{
// construction of the Exercise object
$objExercise=new Exercise();
// creation of a new exercise if wrong or not specified exercise ID
if($exerciseId)
{
$objExercise->read($exerciseId);
}
// saves the object into the session
api_session_register('objExercise');
}
// doesn't select the exercise ID if we come from the question pool
if(!$fromExercise)
{
// gets the right exercise ID, and if 0 creates a new exercise
if(!$exerciseId=$objExercise->selectId())
{
$modifyExercise='yes';
}
}
$nbrQuestions=$objExercise->selectNbrQuestions();
// intializes the Question object
if($editQuestion || $newQuestion || $modifyQuestion || $modifyAnswers)
{
if($editQuestion || $newQuestion)
{
// reads question data
if($editQuestion)
{
// question not found
if(!$objQuestion = Question::read($editQuestion))
{
die(get_lang('QuestionNotFound'));
}
// saves the object into the session
api_session_register('objQuestion');
}
}
// checks if the object exists
if(is_object($objQuestion))
{
// gets the question ID
$questionId=$objQuestion->selectId();
}
}
// if cancelling an exercise
if($cancelExercise)
{
// existing exercise
if($exerciseId)
{
unset($modifyExercise);
}
// new exercise
else
{
// goes back to the exercise list
header('Location: exercice.php');
exit();
}
}
// if cancelling question creation/modification
if($cancelQuestion)
{
// if we are creating a new question from the question pool
if(!$exerciseId && !$questionId)
{
// goes back to the question pool
header('Location: question_pool.php');
exit();
}
else
{
// goes back to the question viewing
$editQuestion=$modifyQuestion;
unset($newQuestion,$modifyQuestion);
}
}
// if cancelling answer creation/modification
if($cancelAnswers)
{
// goes back to the question viewing
$editQuestion=$modifyAnswers;
unset($modifyAnswers);
}
// modifies the query string that is used in the link of tool name
if($editQuestion || $modifyQuestion || $newQuestion || $modifyAnswers)
{
$nameTools=get_lang('QuestionManagement');
}
else
{
$nameTools=get_lang('ExerciseManagement');
}
$interbreadcrumb[]=array("url" => "exercice.php","name" => get_lang('Exercices'));
$interbreadcrumb[]=array("url" => "admin.php?exerciseId=".$objExercise->id,"name" => $objExercise->exercise);
// shows a link to go back to the question pool
if(!$exerciseId && $nameTools != get_lang('ExerciseManagement'))
{
$interbreadcrumb[]=array("url" => "question_pool.php?fromExercise=$fromExercise","name" => get_lang('QuestionPool'));
}
// if the question is duplicated, disable the link of tool name
if($modifyIn == 'thisExercise')
{
if($buttonBack)
{
$modifyIn='allExercises';
}
else
{
$noPHP_SELF=true;
}
}
$htmlHeadXtra[] = "
";
Display::display_header($nameTools,"Exercise");
if(isset($_GET['message']))
{
if (in_array($_GET['message'], array('ExerciseStored')))
{
Display::display_confirmation_message(get_lang($_GET['message']));
}
}
$description = $objExercise->selectDescription();
echo '