, Ghent University: cleanup, refactoring and rewriting large parts of the code
* @version $Id: question.php 15331 2008-05-20 15:48:35Z juliomontoya $
*/
// name of the language file that needs to be included
$language_file = 'survey';
// including the global dokeos file
require ('../inc/global.inc.php');
// including additional libraries
//require_once (api_get_path(LIBRARY_PATH)."/survey.lib.php");
require_once('survey.lib.php');
/** @todo this has to be moved to a more appropriate place (after the display_header of the code)*/
if (!api_is_allowed_to_edit())
{
Display :: display_header();
Display :: display_error_message(get_lang('NotAllowed'), false);
Display :: display_footer();
exit;
}
// Database table definitions
/** @todo use database constants for the survey tables */
$table_survey = Database :: get_course_table(TABLE_SURVEY);
$table_survey_question = Database :: get_course_table(TABLE_SURVEY_QUESTION);
$table_survey_question_option = Database :: get_course_table(TABLE_SURVEY_QUESTION_OPTION);
$table_course = Database :: get_main_table(TABLE_MAIN_COURSE);
$table_user = Database :: get_main_table(TABLE_MAIN_USER);
// getting the survey information
$survey_data = survey_manager::get_survey($_GET['survey_id']);
$urlname = substr(html_entity_decode($survey_data['title'],ENT_QUOTES,$charset), 0, 40);
if (strlen(strip_tags($survey_data['title'])) > 40)
{
$urlname .= '...';
}
// breadcrumbs
$interbreadcrumb[] = array ("url" => 'survey_list.php', 'name' => get_lang('SurveyList'));
$interbreadcrumb[] = array ("url" => 'survey.php?survey_id='.$_GET['survey_id'], 'name' => $urlname);
// Tool name
if ($_GET['action'] == 'add')
{
$tool_name = get_lang('AddQuestion');
}
if ($_GET['action'] == 'edit')
{
$tool_name = get_lang('EditQuestion');
}
// the possible question types
$possible_types = array('yesno', 'multiplechoice', 'multipleresponse', 'open', 'dropdown', 'comment', 'pagebreak', 'percentage', 'score');
// checking if it is a valid type
if (!in_array($_GET['type'], $possible_types))
{
Display::display_header($tool_name);
Display :: display_error_message(get_lang('TypeDoesNotExist'), false);
Display :: display_footer();
}
// displaying the form for adding or editing the question
if (empty($_POST['save_question']) && in_array($_GET['type'],$possible_types))
{
// Displaying the header
Display::display_header($tool_name);
$error_message='';
// Displys message if exists
if (isset($_SESSION['temp_sys_message']))
{
$error_message=$_SESSION['temp_sys_message'];
unset($_SESSION['temp_sys_message']);
if ($error_message=='PleaseEnterAQuestion' || $error_message=='PleasFillAllAnswer')
{
Display::display_error_message(get_lang($error_message), true);
}
}
echo '!['.get_lang(ucfirst($_GET['type'])).'](../img/'.survey_manager::icon_question($_GET['type']).' "'.get_lang(ucfirst($_GET['type'])).'")
';
echo get_lang(ucfirst($_GET['type']));
$form = new $_GET['type'];
// The defaults values for the form
$form_content['horizontalvertical'] = 'vertical';
$form_content['answers'] = array('', '');
if ($_GET['type'] == 'yesno')
{
$form_content['answers'][0]=get_lang('Yes');
$form_content['answers'][1]=get_lang('No');
}
// We are editing a question
if (isset($_GET['question_id']) AND !empty($_GET['question_id']))
{
$form_content = survey_manager::get_question($_GET['question_id']);
}
// an action has been performed (for instance adding a possible answer, moving an answer, ...)
if ($_POST)
{
$form_content = $_POST;
$form_content = $form->handle_action($form_content);
}
if ($error_message!='')
{
$form_content['question']=$_SESSION['temp_user_message'];
$form_content['answers']=$_SESSION['temp_answers'];
unset($_SESSION['temp_user_message']);
unset($_SESSION['temp_answers']);
}
$form->create_form($form_content);
$form->render_form();
}
else
{
$form_content = $_POST;
$form = new question();
$form->handle_action($form_content);
}
// Footer
Display :: display_footer();
?>