/**
* Reorders menu item and adds an add button
*
* @param ElggMenuItem $item menu item
* @param int $depth depth of the menu item
*
* @return ElggMenuItem
*/
function menu_builder_order_menu_item(ElggMenuItem $item, $depth)
{
$depth = (int) $depth;
if ($children = $item->getChildren()) {
// sort children
$ordered_children = array();
foreach ($children as $child) {
$child = menu_builder_order_menu_item($child, $depth + 1);
$child_priority = $child->getPriority();
while (array_key_exists($child_priority, $ordered_children)) {
$child_priority++;
}
$ordered_children[$child_priority] = $child;
if (isset($_SESSION["menu_builder_edit_mode"]) && $depth < 5) {
// add button
$child_add = ElggMenuItem::factory(array("name" => 'menu_builder_add', "text" => elgg_view_icon("round-plus"), "href" => '/menu_builder/edit?parent_guid=' . $child->getName(), "class" => "menu_builder_add_link", "title" => elgg_echo("menu_builder:edit_mode:add")));
$child->addChild($child_add);
}
}
ksort($ordered_children);
$item->setChildren($ordered_children);
}
return $item;
}
/**
* Applies correct order to the menu items
*
* @param string $hook name of the hook
* @param string $type type of the hook
* @param unknown $return return value
* @param unknown $params hook parameters
*
* @return array
*/
function menu_builder_site_menu_prepare($hook, $type, $return, $params)
{
// select parent menu items
$item = elgg_extract('selected_item', $params);
while ($item && ($item = $item->getParent())) {
$item->setSelected(true);
}
// update order
$ordered = array();
if (isset($return["default"])) {
foreach ($return["default"] as $menu_item) {
$menu_item = menu_builder_order_menu_item($menu_item, 2);
$priority = $menu_item->getPriority();
while (array_key_exists($priority, $ordered)) {
$priority++;
}
$ordered[$priority] = $menu_item;
if (isset($_SESSION["menu_builder_edit_mode"])) {
// add button
$item = ElggMenuItem::factory(array("name" => 'menu_builder_add', "text" => elgg_view_icon("round-plus"), "href" => '/menu_builder/edit?parent_guid=' . $menu_item->getName(), "class" => "menu_builder_add_link", "title" => elgg_echo("menu_builder:edit_mode:add")));
$menu_item->addChild($item);
}
}
}
ksort($ordered);
$return["default"] = $ordered;
// add edit buttons
if (elgg_is_admin_logged_in()) {
if (isset($_SESSION["menu_builder_edit_mode"])) {
$item = ElggMenuItem::factory(array("name" => 'menu_builder_add', "text" => elgg_view_icon("round-plus"), "href" => '/menu_builder/edit', "class" => "menu_builder_add_link", "title" => elgg_echo("menu_builder:edit_mode:add")));
$return["default"][] = $item;
$item = ElggMenuItem::factory(array("name" => 'menu_builder_edit_mode', "text" => elgg_view_icon("settings"), "href" => '?menu_builder_edit_mode=off', "title" => elgg_echo("menu_builder:edit_mode:off")));
$return["default"][] = $item;
// add context switcher at the front of the menu
$item = ElggMenuItem::factory(array("name" => 'menu_builder_switch_context', "text" => elgg_view_icon("eye"), "href" => 'javascript:menu_builder_toggle_context();', "title" => elgg_echo("menu_builder:toggle_context")));
array_unshift($return["default"], $item);
} else {
$item = ElggMenuItem::factory(array("name" => 'menu_builder_edit_mode', "text" => elgg_view_icon("settings"), "href" => '?menu_builder_edit_mode=on', "title" => elgg_echo("menu_builder:edit_mode:on")));
$return["default"][] = $item;
}
}
return $return;
}
