149 lines
4.5 KiB
Plaintext
149 lines
4.5 KiB
Plaintext
<?php
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// $Id$
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/**
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* @file
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* Creates a menu bar.
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*/
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/**
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* Implementation of hook_menu().
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*/
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function menu_bar_menu($may_cache) {
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$items = array();
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if ($may_cache) {
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$items[] = array(
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'path' => 'menu_bar/menu',
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'access' => user_access('view menu bar'),
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'callback' => 'menu_bar_get_menu',
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'type' => MENU_CALLBACK
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);
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$items[] = array(
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'path' => 'admin/settings/menu_bar',
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'title' => t('Menu bar'),
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'description' => t('Set which menus should appear in the menu bar.'),
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'callback' => 'drupal_get_form',
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'callback arguments' => array('menu_bar_admin_settings'),
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'access' => user_access('administer menu bar')
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);
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}
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// We put this in !$may_cache so it's only added once per request
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elseif (user_access('view menu bar')) {
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$path = drupal_get_path('module', 'menu_bar');
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drupal_add_css($path .'/menu_bar.css');
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// pass in base path to the JS file
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// url() handles appending ?q= but in this case, we need to pass in the variable so the menus work when mod_rewrite is off
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drupal_add_js(array('menu_bar' => array('basePath' => base_path() . (variable_get('clean_url', 0) ? '' : '?q='))), 'setting');
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drupal_add_js($path .'/menu_bar.js');
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}
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return $items;
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}
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/**
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* Implementation of hook_perm().
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*/
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function menu_bar_perm() {
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return array('view menu bar', 'administer menu bar');
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}
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/**
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* Menu bar settings page
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*/
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function menu_bar_admin_settings() {
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$form['default_menu']['menu_bar_menu'] = array(
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'#type' => 'select',
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'#title' => t('Menu'),
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'#options' => menu_get_root_menus(),
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'#default_value' => variable_get('menu_bar_menu', 1),
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'#description' => t('Select the menu to display in the menu bar.')
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);
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$form['default_menu']['menu_bar_devel'] = array(
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'#type' => 'checkbox',
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'#title' => t('Add devel module links'),
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'#default_value' => variable_get('menu_bar_devel', 0),
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'#description' => t('Add devel module links for those users that can access the devel module.')
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);
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return system_settings_form($form);
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}
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/**
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* Return a list of devel module links if the module is enabled
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* and the user has access to this module
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*/
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function menu_bar_get_devel() {
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$output = '';
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if (variable_get('menu_bar_devel', 0) && module_exists('devel')) {
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if (user_access('access devel information')) {
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$links[] = l('module settings', 'admin/settings/devel');
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$links[] = l('empty cache', 'devel/cache/clear');
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$links[] = l('phpinfo()', 'devel/phpinfo');
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$links[] = l('reinstall modules', 'devel/reinstall');
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$links[] = l('reset menus', 'devel/menu/reset');
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$links[] = l('variable viewer', 'devel/variable');
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$links[] = l('session viewer', 'devel/session');
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if (function_exists('devel_node_access_perm') && user_access(DNA_ACCESS_VIEW)) {
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// True only if devel_node_access enabled.
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$links[] = l('node_access summary', 'devel/node_access/summary');
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}
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$output = '<li class="expanded"><a href="'. url('admin/settings/devel') .'">'. t('devel module') .'</a><ul>';
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$output .= '<li class="leaf">'. implode($links, '</li><li class="leaf">') .'</li>';
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$output .= '</ul></li>';
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}
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}
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return $output;
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}
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/**
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* Custom implementation of menu_tree()
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* We want to retrieve the entire menu structure for a given menu,
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* regardless of whether or not the menu item is expanded or not.
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*/
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function menu_bar_menu_tree($pid = 1) {
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$menu = menu_get_menu();
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$output = '';
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if (isset($menu['visible'][$pid]) && $menu['visible'][$pid]['children']) {
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foreach ($menu['visible'][$pid]['children'] as $mid) {
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$type = isset($menu['visible'][$mid]['type']) ? $menu['visible'][$mid]['type'] : NULL;
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$children = isset($menu['visible'][$mid]['children']) ? $menu['visible'][$mid]['children'] : NULL;
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$output .= theme('menu_item', $mid, menu_bar_theme_menu_tree($mid), count($children) == 0);
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}
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}
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return $output;
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}
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/**
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* Custom implementation of theme_menu_tree() to call our custom menu above
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*/
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function menu_bar_theme_menu_tree($pid = 1) {
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if ($tree = menu_bar_menu_tree($pid)) {
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return '<ul>'. $tree .'</ul>';
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}
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}
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/**
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* AJAX menu callback to return an HTML list of links for a given menu
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*/
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function menu_bar_get_menu() {
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$menu = menu_bar_menu_tree(variable_get('menu_bar_menu', 1));
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if (!$menu) {
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$menu = '<li><a href="'. url('admin/settings/menu_bar') .'">'. t('No menu items found. Try a different menu as the default.') .'</a></li>';
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}
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print menu_bar_get_devel();
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print $menu;
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exit;
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} |