";
/// Editing functions
if ($adminediting) {
/// Move a specified course to a new category
if (!empty($moveto) and $data = data_submitted() and confirm_sesskey()) { // Some courses are being moved
if (! $destcategory = get_record("course_categories", "id", $data->moveto)) {
error("Error finding the category");
}
$courses = array();
foreach ( $data as $key => $value ) {
if (preg_match('/^c\d+$/', $key)) {
array_push($courses, substr($key, 1));
}
}
move_courses($courses, $data->moveto);
}
/// Hide or show a course
if ((!empty($hide) or !empty($show)) and confirm_sesskey()) {
if (!empty($hide)) {
$course = get_record("course", "id", $hide);
$visible = 0;
} else {
$course = get_record("course", "id", $show);
$visible = 1;
}
if ($course) {
if (! set_field("course", "visible", $visible, "id", $course->id)) {
notify("Could not update that course!");
}
}
}
/// Move a course up or down
if ((!empty($moveup) or !empty($movedown)) and confirm_sesskey()) {
$movecourse = NULL;
$swapcourse = NULL;
// ensure the course order has no gaps
// and isn't at 0
fix_course_sortorder($category->id);
// we are going to need to know the range
$max = get_record_sql('SELECT MAX(sortorder) AS max, 1
FROM ' . $CFG->prefix . 'course WHERE category=' . $category->id);
$max = $max->max + 100;
if (!empty($moveup)) {
$movecourse = get_record('course', 'id', $moveup);
$swapcourse = get_record('course',
'category', $category->id,
'sortorder', $movecourse->sortorder - 1);
} else {
$movecourse = get_record('course', 'id', $movedown);
$swapcourse = get_record('course',
'category', $category->id,
'sortorder', $movecourse->sortorder + 1);
}
if ($swapcourse and $movecourse) { // Renumber everything for robustness
begin_sql();
if (!( set_field("course", "sortorder", $max, "id", $swapcourse->id)
&& set_field("course", "sortorder", $swapcourse->sortorder, "id", $movecourse->id)
&& set_field("course", "sortorder", $movecourse->sortorder, "id", $swapcourse->id)
)) {
notify("Could not update that course!");
}
commit_sql();
}
}
} // End of editing stuff
/// Print out all the sub-categories
if ($subcategories = get_records("course_categories", "parent", $category->id, "sortorder ASC")) {
$firstentry = true;
foreach ($subcategories as $subcategory) {
if ($subcategory->visible or iscreator()) {
$subcategorieswereshown = true;
if ($firstentry) {
echo '