/**
* Add content to a block instance. This
* method should fail gracefully. Do not
* call something like error()
*
* @param object $block Passed by refernce: this is the block instance object
* Course Module Record is $block->cm
* Module Record is $block->module
* Module Instance Record is $block->moduleinstance
* Course Record is $block->course
*
* @return boolean If an error occures, just return false and
* optionally set error message to $block->content->text
* Otherwise keep $block->content->text empty on errors
**/
function pagemenu_set_instance(&$block)
{
global $CFG;
if ($block->moduleinstance->displayname) {
$block->hideheader = false;
} else {
$block->hideheader = true;
}
if (has_capability('mod/pagemenu:view', get_context_instance(CONTEXT_MODULE, $block->cm->id))) {
require_once $CFG->dirroot . '/mod/pagemenu/locallib.php';
$block->content->text = pagemenu_build_menu($block->moduleinstance->id);
}
return true;
}
/**
* Bulk menu builder
*
* @param array $pagemenus An array of pagemenu course module records with id, instance and visible set
* @param string $render The renderer to use for all menus
* @param boolean $menuinfo True, returns menu information object. False, return menu HTML
* @param int $courseid ID of the course that the menus belong
* @return array
**/
function pagemenu_build_menus($pagemenus, $render = 'list', $menuinfo = false, $courseid = NULL)
{
global $COURSE;
if ($courseid === NULL) {
$courseid = $COURSE->id;
}
/// Filter out the menus that the user cannot see
$canviewhidden = has_capability('moodle/course:viewhiddenactivities', get_context_instance(CONTEXT_COURSE, $courseid));
// Load all the context instances at once
$instances = get_context_instance(CONTEXT_MODULE, array_keys($pagemenus));
$pagemenuids = array();
foreach ($pagemenus as $pagemenu) {
if (has_capability('mod/pagemenu:view', $instances[$pagemenu->id]) and ($pagemenu->visible or $canviewhidden)) {
$pagemenuids[$pagemenu->id] = $pagemenu->instance;
}
}
if (empty($pagemenuids)) {
// Cannot see any of them
return false;
}
/// Start fetching links and link data for ALL of the menus
if (!($links = get_records_list('pagemenu_links', 'pagemenuid', implode(',', $pagemenuids)))) {
// None of the menus have links...
return false;
}
$data = pagemenu_get_link_data($links);
/// Find all the first link IDs - this avoids going to the db
/// for each menu or looping through all links for each module
$firstlinkids = array();
foreach ($links as $link) {
if ($link->previd == 0) {
$firstlinkids[$link->pagemenuid] = $link->id;
}
}
$menus = array();
foreach ($pagemenuids as $cmid => $pagemenuid) {
if (array_key_exists($pagemenuid, $firstlinkids)) {
$firstlinkid = $firstlinkids[$pagemenuid];
} else {
$firstlinkid = false;
}
$menus[$cmid] = pagemenu_build_menu($pagemenuid, $render, $menuinfo, $links, $data, $firstlinkid);
}
return $menus;
}
<?php
/**
* Landing page for this module
*
* @author Mark Nielsen
* @version $Id$
* @package pagemenu
**/
require_once '../../config.php';
require_once $CFG->dirroot . '/mod/pagemenu/locallib.php';
$id = optional_param('id', 0, PARAM_INT);
// Course Module ID
$a = optional_param('a', 0, PARAM_INT);
// Instance ID
list($cm, $course, $pagemenu) = pagemenu_get_basics($id, $a);
require_login($course->id);
require_capability('mod/pagemenu:view', get_context_instance(CONTEXT_MODULE, $cm->id));
pagemenu_print_header($cm, $course, $pagemenu);
print_box(pagemenu_build_menu($pagemenu->id), 'boxwidthnormal boxaligncenter');
print_footer($course);
$link->save($data);
}
pagemenu_set_message(get_string('menuupdated', 'pagemenu'), 'notifysuccess');
redirect("{$CFG->wwwroot}/mod/pagemenu/edit.php?id={$cm->id}");
} else {
if (!empty($linkaction)) {
// These are special link actions that can be invoked by
// a link class. EG: hide show page menu items
if (!confirm_sesskey()) {
error(get_string('confirmsesskeybad', 'error'));
}
if (!in_array($linkaction, pagemenu_get_links())) {
error('Invalide link type');
}
$link = mod_pagemenu_link::factory($linkaction);
$link->handle_action();
redirect("{$CFG->wwwroot}/mod/pagemenu/edit.php?id={$cm->id}");
}
}
}
pagemenu_print_header($cm, $course, $pagemenu, 'edit', $mform->focus());
// Don't display menu when editing a single link
if (!($action == 'edit' and $linkid)) {
echo pagemenu_build_menu($pagemenu->id, true);
}
// Print the form - remember it has duel purposes
print_box_start('boxwidthwide boxaligncenter');
$mform->set_data($formdata);
$mform->display();
print_box_end();
print_footer($course);
$link->save($data);
}
pagemenu_set_message(get_string('menuupdated', 'pagemenu'), 'notifysuccess');
redirect("{$CFG->wwwroot}/mod/pagemenu/edit.php?id={$cm->id}");
} else {
if (!empty($linkaction)) {
// These are special link actions that can be invoked by
// a link class. EG: hide show page menu items
if (!confirm_sesskey()) {
error(get_string('confirmsesskeybad', 'error'));
}
if (!in_array($linkaction, pagemenu_get_links())) {
error('Invalide link type');
}
$link = mod_pagemenu_link::factory($linkaction);
$link->handle_action();
redirect("{$CFG->wwwroot}/mod/pagemenu/edit.php?id={$cm->id}");
}
}
}
pagemenu_print_header($cm, $course, $pagemenu, 'edit', $mform->focus());
// Don't display menu when editing a single link
if (!($action == 'edit' and $linkid)) {
echo pagemenu_build_menu($pagemenu->id, 'edit');
}
// Print the form - remember it has duel purposes
print_box_start('boxwidthwide boxaligncenter');
$mform->set_data($formdata);
$mform->display();
print_box_end();
print_footer($course);