/**
* Deletes a page deleting non-referenced block instances, all page items for that page,
* and moving child pages up the page hierarchy to the parent page at the end of the parent;s
* children
*
* @param int $pageid The page ID of the page to delte
**/
function page_delete_page($pageid)
{
if (!($page = get_record('format_page', 'id', $pageid))) {
error('Invalid Page ID');
}
// Delete all page items
if ($pageitems = get_records('format_page_items', 'pageid', $pageid)) {
foreach ($pageitems as $pageitem) {
page_block_delete($pageitem);
}
}
// Remove from current location
page_remove_from_ordering($page->id);
// Need to get the page out of there so we can get
// proper sortorder value for children
$return = delete_records('format_page', 'id', $page->id);
// Now remap the parent id and sortorder of all the child pages.
if ($return and $children = get_records('format_page', 'parent', $pageid, 'sortorder', 'id')) {
$sortorder = page_get_next_sortorder($page->parent, $page->courseid);
foreach ($children as $child) {
$update = new stdClass();
$update->id = $child->id;
$update->parent = $page->parent;
$update->sortorder = $sortorder;
update_record('format_page', $update);
$sortorder++;
}
}
return $return;
}
function display()
{
global $CFG, $PAGE, $COURSE;
$returnaction = optional_param('returnaction', '', PARAM_ALPHA);
if ($pageid = optional_param('page', 0, PARAM_INT)) {
require_capability('format/page:editpages', $this->context);
if ($returnaction) {
$currenttab = $returnaction;
} else {
$currenttab = 'settings';
}
if (!($page = get_record('format_page', 'id', $pageid))) {
error('Invalid page ID');
}
} else {
require_capability('format/page:addpages', $this->context);
$currenttab = 'addpage';
$page = NULL;
}
// Find possible parents for this page
if ($parents = page_get_possible_parents($pageid, $COURSE->id)) {
$possibleparents = array(0 => get_string('none'));
foreach ($parents as $parent) {
$possibleparents[$parent->id] = page_name_menu($parent->nameone, $parent->depth);
}
} else {
$possibleparents = array();
}
$mform = new format_page_editpage_form($CFG->wwwroot . '/course/format/page/format.php', $possibleparents);
if ($mform->is_cancelled()) {
if ($returnaction) {
// Return back to a specific action
redirect($PAGE->url_build('page', $page->id, 'action', $returnaction));
} else {
redirect($PAGE->url_get_full());
}
} else {
if ($data = $mform->get_data()) {
// Save/update routine
$page = new stdClass();
$page->nameone = $data->nameone;
$page->nametwo = $data->nametwo;
$page->courseid = $data->id;
$page->display = $data->publish | $data->dispmenu | $data->disptheme;
$page->prefleftwidth = $data->prefleftwidth;
$page->prefcenterwidth = $data->prefcenterwidth;
$page->prefrightwidth = $data->prefrightwidth;
$page->template = $data->template;
$page->showbuttons = $data->showbuttons;
$page->parent = $data->parent;
// There can only be one!
if ($page->template) {
// only one template page allowed
set_field('format_page', 'template', 0, 'courseid', $page->courseid);
}
if ($data->page) {
// Updating
$page->id = $data->page;
if ($page->parent != get_field('format_page', 'parent', 'id', $page->id)) {
// Moving - re-assign sortorder
$page->sortorder = page_get_next_sortorder($page->parent, $page->courseid);
// Remove from old parent location
page_remove_from_ordering($page->id);
}
if (!update_record('format_page', $page)) {
error(get_string('couldnotupdatepage', 'format_page'));
}
} else {
// Creating new
$page->sortorder = page_get_next_sortorder($page->parent, $page->courseid);
if (!($page->id = insert_record('format_page', $page))) {
error(get_string('couldnotinsertnewpage', 'format_page'));
}
}
if ($returnaction) {
// Return back to a specific action
redirect($PAGE->url_build('page', $page->id, 'action', $returnaction));
} else {
// Default, view the page
redirect($PAGE->url_build('page', $page->id));
}
} else {
if ($mform->is_submitted() and !defined('HEADER_PRINTED')) {
// This is for when JavaScript is turned off and validation failed
print_error('editformvalidationfailed', 'format_page', $PAGE->url_build('action', 'editpage'));
} else {
// Set up data to be sent to the form
// Might come from a page or page template record
$toform = new stdClass();
if (!empty($page)) {
$toform = $page;
$toform->page = $page->id;
} else {
if ($template = get_record('format_page', 'template', 1, 'courseid', $COURSE->id, '', '', 'prefleftwidth, prefcenterwidth, prefrightwidth, showbuttons, display')) {
$toform = $template;
}
}
// Special handling for display field
if (!empty($toform->display)) {
if ($toform->display & DISP_PUBLISH) {
$toform->publish = DISP_PUBLISH;
}
if ($toform->display & DISP_MENU) {
$toform->dispmenu = DISP_MENU;
}
if ($toform->display & DISP_THEME) {
$toform->disptheme = DISP_THEME;
}
}
// Done here on purpose
$toform->id = $COURSE->id;
$toform->returnaction = $returnaction;
$mform->set_data($toform);
$PAGE->print_tabs($currenttab);
$mform->display();
}
}
}
}
$page->template = $data->template;
$page->showbuttons = $data->showbuttons;
$page->parent = $data->parent;
// There can only be one!
if ($page->template) {
// only one template page allowed
set_field('format_page', 'template', 0, 'courseid', $page->courseid);
}
if ($data->page) {
// Updating
$page->id = $data->page;
if ($page->parent != get_field('format_page', 'parent', 'id', $page->id)) {
// Moving - re-assign sortorder
$page->sortorder = page_get_next_sortorder($page->parent, $page->courseid);
// Remove from old parent location
page_remove_from_ordering($page->id);
}
if (!update_record('format_page', $page)) {
error(get_string('couldnotupdatepage', 'format_page'));
}
} else {
// Creating new
$page->sortorder = page_get_next_sortorder($page->parent, $page->courseid);
if (!($page->id = insert_record('format_page', $page))) {
error(get_string('couldnotinsertnewpage', 'format_page'));
}
}
if ($returnaction) {
// Return back to a specific action
redirect($PAGE->url_build('page', $page->id, 'action', $returnaction));
} else {
