libdir.'/questionlib.php');
define('DEFAULT_QUESTIONS_PER_PAGE', 20);
/**
* Function to read all questions for category into big array
*
* @param int $category category number
* @param bool $noparent if true only questions with NO parent will be selected
* @param bool $recurse include subdirectories
* @param bool $export set true if this is called by questionbank export
* @author added by Howard Miller June 2004
*/
function get_questions_category( $category, $noparent=false, $recurse=true, $export=true ) {
global $QTYPES;
// questions will be added to an array
$qresults = array();
// build sql bit for $noparent
$npsql = '';
if ($noparent) {
$npsql = " and parent='0' ";
}
// get (list) of categories
if ($recurse) {
$categorylist = question_categorylist( $category->id );
}
else {
$categorylist = $category->id;
}
// get the list of questions for the category
if ($questions = get_records_select("question","category IN ($categorylist) $npsql", "qtype, name ASC")) {
// iterate through questions, getting stuff we need
foreach($questions as $question) {
$questiontype = $QTYPES[$question->qtype];
$question->export_process = $export;
$questiontype->get_question_options( $question );
$qresults[] = $question;
}
}
return $qresults;
}
/**
* Gets the default category in a course
*
* It returns the first category with no parent category. If no categories
* exist yet then one is created.
* @return object The default category
* @param integer $courseid The id of the course whose default category is wanted
*/
function get_default_question_category($courseid) {
// If it already exists, just return it.
if ($category = get_records_select("question_categories", "course = '$courseid' AND parent = '0'", 'id', '*', '', 1)) {
return reset($category);
}
// Otherwise, we need to make one
$category = new stdClass;
$category->name = get_string("default", "quiz");
$category->info = get_string("defaultinfo", "quiz");
$category->course = $courseid;
$category->parent = 0;
$category->sortorder = 999; // By default, all categories get this number, and are sorted alphabetically.
$category->publish = 0;
$category->stamp = make_unique_id_code();
if (!$category->id = insert_record("question_categories", $category)) {
notify("Error creating a default category!");
return false;
}
return $category;
}
/**
* prints a form to choose categories
*/
function question_category_form($course, $current, $recurse=1, $showhidden=false, $showquestiontext=false) {
global $CFG;
/// Make sure the default category exists for this course
get_default_question_category($course->id);
/// Get all the existing categories now
$catmenu = question_category_options($course->id, true);
$strcategory = get_string("category", "quiz");
$strshow = get_string("show", "quiz");
$streditcats = get_string("editcategories", "quiz");
echo "
';
echo '';
}
/**
* Private funciton to help the preceeding function.
*/
function question_category_form_checkbox($name, $checked) {
echo '
';
echo '';
echo '
\n";
}
/**
* Prints the table of questions in a category with interactions
*
* @param object $course The course object
* @param int $categoryid The id of the question category to be displayed
* @param int $quizid The quiz id if we are in the context of a particular quiz, 0 otherwise
* @param int $recurse This is 1 if subcategories should be included, 0 otherwise
* @param int $page The number of the page to be displayed
* @param int $perpage Number of questions to show per page
* @param boolean $showhidden True if also hidden questions should be displayed
* @param boolean $showquestiontext whether the text of each question should be shown in the list
*/
function question_list($course, $categoryid, $quizid=0,
$recurse=1, $page=0, $perpage=100, $showhidden=false, $sortorder='qtype, name ASC',
$showquestiontext = false) {
global $QTYPE_MENU, $USER, $CFG, $THEME;
$qtypemenu = $QTYPE_MENU;
if ($rqp_types = get_records('question_rqp_types')) {
foreach($rqp_types as $type) {
$qtypemenu['rqp_'.$type->id] = $type->name;
}
}
$strcategory = get_string("category", "quiz");
$strquestion = get_string("question", "quiz");
$straddquestions = get_string("addquestions", "quiz");
$strimportquestions = get_string("importquestions", "quiz");
$strexportquestions = get_string("exportquestions", "quiz");
$strnoquestions = get_string("noquestions", "quiz");
$strselect = get_string("select", "quiz");
$strselectall = get_string("selectall", "quiz");
$strselectnone = get_string("selectnone", "quiz");
$strcreatenewquestion = get_string("createnewquestion", "quiz");
$strquestionname = get_string("questionname", "quiz");
$strdelete = get_string("delete");
$stredit = get_string("edit");
$straction = get_string("action");
$strrestore = get_string('restore');
$straddtoquiz = get_string("addtoquiz", "quiz");
$strtype = get_string("type", "quiz");
$strcreatemultiple = get_string("createmultiple", "quiz");
$strpreview = get_string("preview","quiz");
if (!$categoryid) {
echo "
';
$categorylist = ($recurse) ? question_categorylist($category->id) : $category->id;
// hide-feature
$showhidden = $showhidden ? '' : " AND hidden = '0'";
if (!$totalnumber = count_records_select('question', "category IN ($categorylist) AND parent = '0' $showhidden")) {
echo "
";
print_string("noquestions", "quiz");
echo "
";
return;
}
if (!$questions = get_records_select('question', "category IN ($categorylist) AND parent = '0' $showhidden", $sortorder, '*', $page*$perpage, $perpage)) {
// There are no questions on the requested page.
$page = 0;
if (!$questions = get_records_select('question', "category IN ($categorylist) AND parent = '0' $showhidden", $sortorder, '*', 0, $perpage)) {
// There are no questions at all
echo "