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<?php
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// $Id: nice_menus.module,v 1.61 2009/03/25 12:57:50 add1sun Exp $
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/**
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* @file
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* Module to enable CSS dropdown and flyout menus.
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*
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* Maintainer: Addison Berry (add1sun)
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* Originally written by Jake Gordon (jakeg)
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*/
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/**
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* Implementation of hook_help().
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*/
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function nice_menus_help($path, $arg) {
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$output = '';
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switch ($path) {
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case 'admin/settings/modules#description':
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$output .= t('Make drop down/flyout CSS menus for site and admin menus.');
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break;
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case 'admin/settings/nice_menus':
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$output .= t('<p>This is a simple module that enables the site to have drop down/flyout CSS menus for site and admin navigation.</p><p>Remember to activate and configure the menu blocks in !link</p>', array('!link' => l('admin/build/block', 'admin/build/block')));
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break;
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}
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return $output;
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}
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/**
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* Implementation of hook_form_alter().
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*/
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function nice_menus_form_alter(&$form, $form_state, $form_id) {
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switch ($form_id) {
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case 'system_theme_settings':
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// This is a global setting, so only insert the field
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// on the global settings page.
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if (arg(4)) {
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return;
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}
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// Have to add a custom submit handler since this form doesn't use
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// the standard system submit handler.
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$form['#submit'][] = 'nice_menus_system_theme_settings_submit';
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// Add global theme setting for a custom CSS file.
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$form['nice_menus_custom_css'] = array(
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'#type' => 'textfield',
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'#title' => t('Path to custom Nice menus CSS file'),
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'#description' => t('To override the default Nice menus CSS layout, enter the path to your custom CSS file. It should be a relative path from the root of your Drupal install (e.g. sites/all/themes/example/mymenu.css).'),
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'#default_value' => variable_get('nice_menus_custom_css', ''),
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// Field appears below submit buttons without this -- yucky.
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'#weight' => 0,
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);
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break;
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}
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}
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/**
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* Records the Nice menu custom CSS file per theme.
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*/
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function nice_menus_system_theme_settings_submit($form, &$form_state) {
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variable_set('nice_menus_custom_css', $form_state['values']['nice_menus_custom_css']);
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}
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/**
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* Implementation of hook_menu().
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*/
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function nice_menus_menu() {
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$items['admin/settings/nice_menus'] = array(
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'title' => 'Nice menus',
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'description' => 'Configure Nice menus.',
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'page callback' => 'drupal_get_form',
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'page arguments' => array('nice_menus_admin_settings'),
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'access arguments' => array('administer site configuration'),
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'type' => MENU_NORMAL_ITEM,
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);
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return $items;
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}
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/**
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* Settings form as implemented by hook_menu
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*/
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function nice_menus_admin_settings() {
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$form['nice_menus_number'] = array(
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'#type' => 'textfield',
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'#description' => t('The total number of independent Nice menus blocks you want. Enter a number between 0 and 99. If you set this to 0, you will have no blocks created but you can still use the Nice menus theme functions directly in your theme.'),
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'#default_value' => variable_get('nice_menus_number', '2'),
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'#size' => 2,
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);
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$form['nice_menus_js'] = array(
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'#type' => 'checkbox',
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'#title' => t('Use JavaScript'),
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'#description' => t('This will add Superfish Jquery to Nice menus. This is required for Nice menus to work properly in Internet Explorer.'),
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'#default_value' => variable_get('nice_menus_js', 1),
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);
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$form['nice_menus_sf_options'] = array(
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'#type' => 'fieldset',
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'#title' => t('Advanced: Superfish options'),
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'#description' => t('You can change the default Superfish options by filling out the desired values here. These only take effect if the Use JavaScript box above is checked.'),
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'#collapsible' => TRUE,
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'#collapsed' => TRUE,
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);
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$form['nice_menus_sf_options']['nice_menus_sf_delay'] = array(
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'#type' => 'textfield',
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'#title' => t('Mouse delay'),
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'#description' => t('The delay in milliseconds that the mouse can remain outside a submenu without it closing.'),
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'#default_value' => variable_get('nice_menus_sf_delay', 800),
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'#size' => 5,
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);
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$form['nice_menus_sf_options']['nice_menus_sf_speed'] = array(
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'#type' => 'select',
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'#title' => t('Animation speed'),
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'#multiple' => FALSE,
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'#description' => t('Speed of the menu open/close animation.'),
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'#options' => array(t('slow'), t('normal'), t('fast')),
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'#default_value' => variable_get('nice_menus_sf_speed', 1),
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);
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// Custom validation to make sure the user is entering numbers.
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$form['#validate'][] = 'nice_menus_settings_validate';
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return system_settings_form($form);
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}
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/**
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* Custom validation for the settings form.
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*/
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function nice_menus_settings_validate($form, &$form_state) {
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$number = $form_state['values']['nice_menus_number'];
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// Check to make sure it is a number and that is a maximum of 2 digits.
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if (!is_numeric($number) || strlen($number) > 2) {
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form_set_error('nice_menus_number', t('You must enter a number from 0 to 99.'));
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}
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}
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/**
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* Implementation of hook_block().
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*/
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function nice_menus_block($op = 'list', $delta = 0, $edit = array()) {
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global $user;
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switch ($op) {
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case 'list':
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for ($i = 1; $i <= variable_get('nice_menus_number', '2'); $i++) {
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$blocks[$i]['info'] = variable_get('nice_menus_name_'. $i, 'Nice menu '. $i) .' (Nice menu)';
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// We have too many things changing per user, per page to cache.
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$blocks[$i]['cache'] = BLOCK_NO_CACHE;
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}
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return $blocks;
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break;
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case 'configure':
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$form['nice_menus_name_'. $delta] = array(
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'#type' => 'textfield',
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'#title' => t('Menu Name'),
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'#default_value' => variable_get('nice_menus_name_'. $delta, 'Nice menu '. $delta),
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);
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$form['nice_menus_menu_'. $delta] = array(
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'#type' => 'select',
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'#title' => t('Menu Parent'),
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'#description' => t('The menu parent from which to show a Nice menu.'),
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'#default_value' => variable_get('nice_menus_menu_'. $delta, 'navigation:0'),
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'#options' => menu_parent_options(menu_get_menus(), 0),
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);
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$form['nice_menus_depth_'. $delta] = array(
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'#type' => 'select',
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'#title' => t('Menu Depth'),
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'#description' => t('The depth of the menu, i.e. the number of child levels starting with the parent selected above. Leave set to -1 to display all children and use 0 to display no children.'),
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'#default_value' => variable_get('nice_menus_depth_'. $delta, -1),
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'#options' => drupal_map_assoc(range(-1, 5))
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);
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$form['nice_menus_type_'. $delta] = array(
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'#type' => 'select',
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'#title' => t('Menu Style'),
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'#description' => t('right: menu items are listed on top of each other and expand to the right') .'<br />'. t('left: menu items are listed on top of each other and expand to the left') .'<br />'. t('down: menu items are listed side by side and expand down'),
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'#default_value' => variable_get('nice_menus_type_'. $delta, 'right'),
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'#options' => drupal_map_assoc(array('right', 'left', 'down')),
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);
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return $form;
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break;
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case 'save':
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variable_set('nice_menus_name_'. $delta, $edit['nice_menus_name_'. $delta]);
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variable_set('nice_menus_menu_'. $delta, $edit['nice_menus_menu_'. $delta]);
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variable_set('nice_menus_depth_'. $delta, $edit['nice_menus_depth_'. $delta]);
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variable_set('nice_menus_type_'. $delta, $edit['nice_menus_type_'. $delta]);
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break;
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case 'view':
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// Build the Nice menu for the block.
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list($menu_name, $mlid) = explode(':', variable_get('nice_menus_menu_'. $delta, 'navigation:0'));
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$direction = variable_get('nice_menus_type_'. $delta, 'right');
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$depth = variable_get('nice_menus_depth_'. $delta, '-1');
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if ($output = theme('nice_menus', $delta, $menu_name, $mlid, $direction, $depth)) {
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$block['content'] = $output['content'];
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if (variable_get('nice_menus_type_'. $delta, 'right') == 'down') {
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$class = 'nice-menu-hide-title';
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}
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else {
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$class = 'nice-menu-show-title';
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}
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// If we're building the navigation block
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// use the same block title logic as menu module.
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if ($output['subject'] == t('Navigation') && $user->uid) {
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$subject = $user->name;
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}
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else {
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$subject = $output['subject'];
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}
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$block['subject'] = '<span class="'. $class .'">'. check_plain($subject) .'</span>';
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}
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else {
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$block['content'] = FALSE;
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}
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return $block;
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break;
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}
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}
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/**
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* Implementation of hook_theme().
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*/
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function nice_menus_theme() {
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return array(
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'nice_menus_tree' => array(
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'arguments' => array('menu_name' => NULL, 'mlid' => NULL, 'depth' => -1, 'menu' => NULL),
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),
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'nice_menus_build' => array(
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'arguments' => array('menu' => NULL, 'depth' => -1, 'trail' => NULL),
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),
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'nice_menus' => array(
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'arguments' => array('id' => NULL, 'menu_name' => NULL, 'mlid' => NULL, 'direction' => 'right', 'depth' => -1, 'menu' => NULL),
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),
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'nice_menus_primary_links' => array(
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'arguments' => array('direction' => 'down', 'depth' => -1, 'menu' => NULL),
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),
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'nice_menus_secondary_links' => array(
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'arguments' => array('direction' => 'down', 'depth' => -1, 'menu' => NULL),
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),
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// Deprecated theme functions that will be removed in 7.x.
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'nice_menu_tree' => array(
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'arguments' => array('menu_name' => NULL, 'mlid' => NULL, 'depth' => -1, 'menu' => NULL),
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),
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'nice_menu_build' => array(
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'arguments' => array('menu' => NULL, 'depth' => -1, 'trail' => NULL),
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),
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'nice_menu' => array(
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'arguments' => array('id' => NULL, 'menu_name' => NULL, 'mlid' => NULL, 'direction' => 'right', 'depth' => -1, 'menu' => NULL),
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),
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'nice_menu_primary_links' => array(
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'arguments' => array('direction' => 'down', 'depth' => -1, 'menu' => NULL),
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),
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);
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}
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/**
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* Implementation of hook_init().
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*
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* We are adding the JavaScript and CSS here rather than theme_nice_menu
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* because when block caching is enabled none of it would get fired
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* and the menus are unstyled.
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*/
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function nice_menus_init() {
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// Add Superfish JavaScript, if enabled.
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if (variable_get('nice_menus_js', 1) == 1) {
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// The script, from http://users.tpg.com.au/j_birch/plugins/superfish.
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drupal_add_js(drupal_get_path('module', 'nice_menus') .'/superfish/js/superfish.js');
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// Add the Superfish options variables.
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drupal_add_js(array(
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'nice_menus_options' => array(
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'delay' => variable_get('nice_menus_sf_delay', 800),
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'speed' => variable_get('nice_menus_sf_speed', 1),
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)),'setting');
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// Add the bgIframe plugin.
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drupal_add_js(drupal_get_path('module', 'nice_menus') .'/superfish/js/jquery.bgiframe.min.js');
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// The Nice menus implementation.
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drupal_add_js(drupal_get_path('module', 'nice_menus') .'/nice_menus.js');
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}
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// Add main CSS functionality.
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drupal_add_css(drupal_get_path('module', 'nice_menus') .'/nice_menus.css');
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// Add custom CSS layout if specified.
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if ($custom = variable_get('nice_menus_custom_css', '')) {
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drupal_add_css($custom);
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}
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// Fall back to default layout.
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else {
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drupal_add_css(drupal_get_path('module', 'nice_menus') .'/nice_menus_default.css');
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}
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}
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/**
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* Builds the active trail from the page's menu data.
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*
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* @param $page_menu
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* The menu data for a page.
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* @return
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* An array of parent menu item ids.
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*/
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function nice_menus_build_page_trail($page_menu) {
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$trail = array();
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foreach ($page_menu as $item) {
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if ($item['link']['in_active_trail']) {
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$trail[] = $item['link']['mlid'];
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}
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if ($item['below']) {
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$trail = array_merge($trail, nice_menus_build_page_trail($item['below']));
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}
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}
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return $trail;
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}
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/**
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* Builds the final Nice menu.
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*
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* @param $menu_name
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* The top-level menu name that contains the menu to use (e.g. navigation
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* or primary-links) for Drupal menus. For custom $menus this is just the
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* name for menu display.
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* @param $mlid
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* The menu ID from which to start building the items, i.e. the parent
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* of the displayed menu.
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* @param $depth
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* The number of children levels to display. Use -1 to display all children
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* and use 0 to display no children.
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* @param $menu
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* Optional. A custom menu array to use for theming -- it should have
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* the same structure as that returned by menu_tree_all_data().
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* @return
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* An HTML string of properly nested Nice menu lists.
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*/
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function theme_nice_menus_tree($menu_name, $mlid = NULL, $depth = -1, $menu = NULL) {
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// Load the full menu array.
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$menu = isset($menu) ? $menu : menu_tree_all_data($menu_name);
|
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if (isset($menu)) {
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$page_menu = menu_tree_page_data($menu_name);
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$trail = nice_menus_build_page_trail($page_menu);
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unset($page_menu);
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}
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// Allow i18n module to translate strings where available.
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if(module_exists('i18nmenu')) {
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i18nmenu_localize_tree($menu);
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}
|
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| 349 |
// For custom $menus and menus built all the way from the top-level we
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// don't need to "create" the specific sub-menu and we need to get the title
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// from the $menu_name since there is no "parent item" array.
|
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| 353 |
// Create the specific menu if we have a mlid.
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if (!empty($mlid)) {
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// Load the parent menu item.
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$item = menu_link_load($mlid);
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$title = check_plain($item['title']);
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// The depth for our parent item.
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$parent_depth = $item['depth'];
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| 361 |
// Narrow down the full menu to the specific sub-tree we need.
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| 362 |
for ($p = 1; $p < 10; $p++) {
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if ($sub_mlid = $item["p$p"]) {
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$subitem = menu_link_load($sub_mlid);
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// Menu sets these ghetto-ass keys in _menu_tree_check_access().
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$menu = $menu[(50000 + $subitem['weight']) .' '. $subitem['title'] .' '. $subitem['mlid']]['below'];
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}
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}
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}
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// Otherwise just set a title and move on.
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else {
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// Get the title from the DB since we don't have it in the $menu.
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$result = db_result(db_query("SELECT title FROM {menu_custom} WHERE menu_name = '%s'", $menu_name));
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$title = check_plain($result);
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}
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$output['content'] = '';
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$output['subject'] = $title;
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if ($menu) {
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// Set the total menu depth counting from this parent if we need it.
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$depth = ($depth > 0) ? ($parent_depth + $depth) : $depth;
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$output['content'] .= theme('nice_menus_build', $menu, $depth, $trail);
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}
|
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return $output;
|
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}
|
| 388 |
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| 389 |
/**
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| 390 |
* Helper function that builds the nested lists of a Nice menu.
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| 391 |
*
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| 392 |
* @param $menu
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| 393 |
* Menu array from which to build the nested lists.
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| 394 |
* @param $depth
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| 395 |
* The number of children levels to display. Use -1 to display all children
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| 396 |
* and use 0 to display no children.
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| 397 |
* @param $trail
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| 398 |
* An array of parent menu items.
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| 399 |
*/
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| 400 |
function theme_nice_menus_build($menu, $depth = -1, $trail = NULL) {
|
| 401 |
$output = '';
|
| 402 |
foreach ($menu as $menu_item) {
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| 403 |
$mlid = $menu_item['link']['mlid'];
|
| 404 |
// Check to see if it is a visible menu item.
|
| 405 |
if ($menu_item['link']['hidden'] == 0) {
|
| 406 |
// Build class name based on menu path
|
| 407 |
// e.g. to give each menu item individual style.
|
| 408 |
// Strip funny symbols.
|
| 409 |
$clean_path = str_replace(array('http://', 'www', '<', '>', '&', '=', '?', ':'), '', $menu_item['link']['href']);
|
| 410 |
// Convert slashes to dashes.
|
| 411 |
$clean_path = str_replace('/', '-', $clean_path);
|
| 412 |
$class = 'menu-path-'. $clean_path;
|
| 413 |
if ($trail && in_array($mlid, $trail)) {
|
| 414 |
$class .= ' active-trail';
|
| 415 |
}
|
| 416 |
// If it has children build a nice little tree under it.
|
| 417 |
if ((!empty($menu_item['link']['has_children'])) && (!empty($menu_item['below'])) && $depth != 0) {
|
| 418 |
// Keep passing children into the function 'til we get them all.
|
| 419 |
$children = theme('nice_menus_build', $menu_item['below'], $depth, $trail);
|
| 420 |
// Set the class to parent only of children are displayed.
|
| 421 |
$parent_class = $children ? 'menuparent ' : '';
|
| 422 |
$output .= '<li id="menu-'. $mlid .'" class="'. $parent_class . $class .'">'. theme('menu_item_link', $menu_item['link']);
|
| 423 |
// Check our depth parameters.
|
| 424 |
if ($menu_item['link']['depth'] <= $depth || $depth == -1) {
|
| 425 |
// Build the child UL only if children are displayed for the user.
|
| 426 |
if ($children) {
|
| 427 |
$output .= '<ul>';
|
| 428 |
$output .= $children;
|
| 429 |
$output .= "</ul>\n";
|
| 430 |
}
|
| 431 |
}
|
| 432 |
$output .= "</li>\n";
|
| 433 |
}
|
| 434 |
else {
|
| 435 |
$output .= '<li id="menu-'. $mlid .'" class="'. $class .'">'. theme('menu_item_link', $menu_item['link']) .'</li>'."\n";
|
| 436 |
}
|
| 437 |
}
|
| 438 |
}
|
| 439 |
return $output;
|
| 440 |
}
|
| 441 |
|
| 442 |
/**
|
| 443 |
* Theme function to allow any menu tree to be themed as a Nice menu.
|
| 444 |
*
|
| 445 |
* @param $id
|
| 446 |
* The Nice menu ID.
|
| 447 |
* @param $menu_name
|
| 448 |
* The top parent menu name from which to build the full menu.
|
| 449 |
* @param $mlid
|
| 450 |
* The menu ID from which to build the displayed menu.
|
| 451 |
* @param $direction
|
| 452 |
* Optional. The direction the menu expands. Default is 'right'.
|
| 453 |
* @param $depth
|
| 454 |
* The number of children levels to display. Use -1 to display all children
|
| 455 |
* and use 0 to display no children.
|
| 456 |
* @param $menu
|
| 457 |
* Optional. A custom menu array to use for theming --
|
| 458 |
* it should have the same structure as that returned
|
| 459 |
* by menu_tree_all_data(). Default is the standard menu tree.
|
| 460 |
* @return
|
| 461 |
* An HTML string of Nice menu links.
|
| 462 |
*/
|
| 463 |
function theme_nice_menus($id, $menu_name, $mlid, $direction = 'right', $depth = -1, $menu = NULL) {
|
| 464 |
$output = array();
|
| 465 |
|
| 466 |
if ($menu_tree = theme('nice_menus_tree', $menu_name, $mlid, $depth, $menu)) {
|
| 467 |
if ($menu_tree['content']) {
|
| 468 |
$output['content'] = '<ul class="nice-menu nice-menu-'. $direction .'" id="nice-menu-'. $id .'">'. $menu_tree['content'] .'</ul>'."\n";
|
| 469 |
$output['subject'] = $menu_tree['subject'];
|
| 470 |
}
|
| 471 |
}
|
| 472 |
return $output;
|
| 473 |
}
|
| 474 |
|
| 475 |
/**
|
| 476 |
* Theme primary links as Nice menus.
|
| 477 |
*
|
| 478 |
* @param $direction
|
| 479 |
* Optional. The direction the menu expands. Default is 'down'.
|
| 480 |
* @param $depth
|
| 481 |
* The number of children levels to display. Use -1 to display all children
|
| 482 |
* and use 0 to display no children.
|
| 483 |
* @param $menu
|
| 484 |
* Optional. A custom menu array to use for theming --
|
| 485 |
* it should have the same structure as that returned
|
| 486 |
* by menu_tree_all_data(). Default is the standard menu tree.
|
| 487 |
* @return
|
| 488 |
* An HTML string of Nice menu primary links.
|
| 489 |
*/
|
| 490 |
function theme_nice_menus_primary_links($direction = 'down', $depth = -1, $menu = NULL) {
|
| 491 |
$menu_name = variable_get('menu_primary_links_source', 'primary-links');
|
| 492 |
$output = theme('nice_menus', 0, $menu_name, 0, $direction, $depth, $menu);
|
| 493 |
return $output['content'];
|
| 494 |
}
|
| 495 |
|
| 496 |
/**
|
| 497 |
* Theme secondary links as nice menus.
|
| 498 |
*
|
| 499 |
* @param $direction
|
| 500 |
* Optional. The direction the menu expands. Default is 'down'.
|
| 501 |
* @param $depth
|
| 502 |
* The number of children levels to display. Use -1 to display all children
|
| 503 |
* and use 0 to display no children.
|
| 504 |
* @param $menu
|
| 505 |
* Optional. A custom menu array to use for theming --
|
| 506 |
* it should have the same structure as that returned
|
| 507 |
* by menu_tree_all_data(). Default is the standard menu tree.
|
| 508 |
* @return
|
| 509 |
* An HTML string of nice menu secondary links.
|
| 510 |
*/
|
| 511 |
function theme_nice_menus_secondary_links($direction = 'down', $depth = -1, $menu = NULL) {
|
| 512 |
$menu_name = variable_get('menu_secondary_links_source', 'secondary-links');
|
| 513 |
$output = theme('nice_menus', 0, $menu_name, 0, $direction, $depth, $menu);
|
| 514 |
return $output['content'];
|
| 515 |
}
|
| 516 |
|
| 517 |
/*********** Legacy Theme Functions that will be removed in 7.x ************/
|
| 518 |
|
| 519 |
/**
|
| 520 |
* DEPRECATED theme function. Please switch to theme_nice_menus_tree().
|
| 521 |
*/
|
| 522 |
function theme_nice_menu_tree($menu_name, $mlid = NULL, $depth = -1, $menu = NULL) {
|
| 523 |
return theme('nice_menus_tree', $menu_name, $mlid = NULL, $depth = -1, $menu = NULL);
|
| 524 |
}
|
| 525 |
|
| 526 |
/**
|
| 527 |
* DEPRECATED theme function. Please switch to theme_nice_menus_build().
|
| 528 |
*/
|
| 529 |
function theme_nice_menu_build($menu, $depth = -1, $trail = NULL) {
|
| 530 |
return theme('nice_menus_build', $menu, $depth = -1, $trail = NULL);
|
| 531 |
}
|
| 532 |
|
| 533 |
/**
|
| 534 |
* DEPRECATED theme function. Please switch to theme_nice_menus().
|
| 535 |
*/
|
| 536 |
function theme_nice_menu($id, $menu_name, $mlid, $direction = 'right', $depth = -1, $menu = NULL) {
|
| 537 |
return theme('nice_menus', $id, $menu_name, $mlid, $direction = 'right', $depth = -1, $menu = NULL);
|
| 538 |
}
|
| 539 |
|
| 540 |
/**
|
| 541 |
* DEPRECATED theme function. Please switch to
|
| 542 |
* theme_nice_menus_primary_links().
|
| 543 |
*/
|
| 544 |
function theme_nice_menu_primary_links($direction = 'down', $depth = -1, $menu = NULL) {
|
| 545 |
return theme('nice_menus_primary_links', $direction = 'down', $depth = -1, $menu = NULL);
|
| 546 |
}
|
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