/**
* Get child page ids of selected page.
*
* @param int $parentid
* @return array An array of ids.
*/
function cms_get_children_ids($parentid)
{
static $childrenids;
$parentid = intval($parentid);
if (empty($childrenids)) {
$childrenids = array();
}
if ($children = get_records("cmsnavi_data", "parentid", $parentid)) {
foreach ($children as $child) {
array_push($childrenids, intval($child->pageid));
cms_get_children_ids($child->pageid);
}
}
return $childrenids;
}
// commented out and replaced according to: http://moodle.org/mod/forum/discuss.php?d=62456
// $page->parentid = !empty($page->parentid) ? intval($page->parentid) : 0;
$page->parentid = 0;
if (isset($page->parentname)) {
$page->parentname = clean_param($page->parentname, PARAM_FILE);
if (!($parentid = get_field('cmsnavi_data', 'pageid', 'pagename', $page->parentname))) {
$parentid = 0;
}
$page->parentid = $parentid;
}
// If menu has been changed set parentid to zero.
// And get all pages underneath this page and move them too
// into that new menu.
$oldnaviid = get_field("cmsnavi_data", "naviid", "id", $page->id);
if (intval($oldnaviid) !== intval($page->naviid)) {
$children = cms_get_children_ids($page->pageid);
foreach ($children as $childid) {
if (!set_field("cmsnavi_data", "naviid", $page->naviid, "pageid", $childid)) {
error("Cannot modify menu information for child pages!", "{$CFG->wwwroot}/cms/pages.php?course={$course->id}" . "&menuid={$oldnaviid}");
}
}
$page->parentid = 0;
$page->sortorder = 2000;
}
if (!empty($page->url)) {
$page->url = clean_param($page->url, PARAM_URL);
$page->target = $page->target != '_blank' ? '_top' : '_blank';
} else {
$page->url = '';
$page->target = '';
}
if (!empty($pagecancel)) {
redirect("pages.php?course={$course->id}&menuid={$pagenaviid}&sesskey={$USER->sesskey}");
}
// Get page data to see if this user can delete this page.
$page->id = optional_param('id', 0, PARAM_INT);
if (!($navidata = get_record("cmsnavi_data", "pageid", $page->id))) {
redirect("pages.php?course={$course->id}&menuid={$pagenaviid}&sesskey={$USER->sesskey}", "Could not get navidata! You cant delete this page!", 2);
}
if (!($navi = get_record("cmsnavi", "id", $navidata->naviid))) {
redirect("pages.php?course={$course->id}&menuid={$pagenaviid}&sesskey={$USER->sesskey}", "Could not get navi and course id's! You cant delete this page!", 2);
}
if (intval($navi->course) !== intval($course->id)) {
error("You have no rights to delete page {$navidata->title}", "{$CFG->wwwroot}/");
}
// Delete child pages first if any.
$childpages = cms_get_children_ids($page->id);
if (!empty($childpages)) {
foreach ($childpages as $childpage) {
delete_records("cmspages", "id", $childpage);
delete_records("cmsnavi_data", "pageid", $childpage);
}
}
// Delete page first
if (!delete_records("cmspages", "id", $page->id)) {
error("Could not delete page!");
}
// Delete navidata
if (!delete_records("cmsnavi_data", "id", $navidata->id)) {
error("Could not delete navigation data!");
}
// Delete page history.
