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<?php
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/**
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* @file
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* It generates menu links for all selected taxonomy terms
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*/
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//include the database layer
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require_once(drupal_get_path('module', 'taxonomy_menu') . '/taxonomy_menu.database.inc');
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//include the batch functions
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require_once(drupal_get_path('module', 'taxonomy_menu') . '/taxonomy_menu.batch.inc');
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/**
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* Implements hook_form_alter().
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*
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* Modify the form at admin/content/taxonomy/edit/vocabulary/xx. We add
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* our taxonomy_menu options in here on a per-vocab basis.
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*/
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function taxonomy_menu_form_alter(&$form, &$form_state, $form_id) {
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if ($form_id == 'taxonomy_form_vocabulary') {
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// do not alter on deletion
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if (isset($form_state['confirm_delete']) && isset($form_state['values']['vid'])) {
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return;
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}
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// Choose a menu to add link items to.
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$menus = menu_get_menus();
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array_unshift($menus, t('- Disabled -'));
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// Options for path if tokens are not enabled.
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$paths = _taxonomy_menu_get_paths();
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$form['taxonomy_menu'] = array(
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'#type' => 'fieldset',
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'#collapsible' => TRUE,
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'#title' => t('Taxonomy menu'),
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'#weight' => 10,
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'#tree' => TRUE,
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);
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// This turns the vocab terms into menu items.
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$item['mlid'] = 0;
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$menu_items = menu_parent_options(menu_get_menus(), $item);
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array_unshift($menu_items, '= DISABLED =');
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// The vid isn't set when a new vocabulary is being created.
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if (isset($form['vid']['#value'])) {
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$default = variable_get(_taxonomy_menu_build_variable('vocab_menu', $form['vid']['#value']), NULL) . ':' .
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variable_get(_taxonomy_menu_build_variable('vocab_parent', $form['vid']['#value']), NULL);
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if (!isset($menu_items[$default])) {
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$default = 0;
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}
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}
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else {
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$default = 0;
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}
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$form['taxonomy_menu']['vocab_parent'] = array(
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'#type' => 'select',
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'#title' => t('Menu location'),
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'#default_value' => $default,
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'#options' => $menu_items,
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'#description' => t('The menu and parent under which to insert taxonomy menu items.'),
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'#attributes' => array('class' => array('menu-title-select')),
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);
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$form['taxonomy_menu']['path'] = array(
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'#type' => 'select',
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'#title' => t('Menu path type'),
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'#default_value' => isset($form['vid']['#value']) ? variable_get(_taxonomy_menu_build_variable('path', $form['vid']['#value']), 0) : 0,
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'#options' => $paths,
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'#description' => t('The path will be taxonomy/term/tid if <em>Default</em> has been selected.<br />The menu path will be passed through drupal_get_path_alias() function so all aliases will be applied.'),
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);
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//get taxonomy menu form options
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if (isset($form['vid']) && $form['vid']['#value']) {
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$vid = $form['vid']['#value'];
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}
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else {
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$vid = 0;
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}
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$form['taxonomy_menu']['options'] = _taxonomy_menu_create_options($vid);
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//rebuild the menu
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$form['taxonomy_menu']['options']['rebuild'] = array(
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'#type' => 'checkbox',
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'#title' => t('Select to rebuild the menu on submit.'),
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'#default_value' => 0,
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'#weight' => 20,
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'#description' => t('Rebuild the menu on submit. <strong>Warning</strong>: This will delete then re-create all of the menu items. Only use this option if you are experiencing issues like missing menu items or other inconsistencies.'),
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);
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// move the buttons to the bottom of the form
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$form['submit']['#weight'] = 49;
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$form['delete']['#weight'] = 50;
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// add an extra submit handler to save these settings
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$form['#submit'][] = 'taxonomy_menu_vocab_submit';
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}
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elseif ($form_id == "taxonomy_overview_terms") {
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// add an extra submit handler to sync the rearranged terms with menu
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// @ TODO: using hook_taxonomy_vocabulary_update is nicer then callback,
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// but gives less info and does not always fire.
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$form['#submit'][] = 'taxonomy_menu_overview_submit';
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}
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}
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/**
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* Submit handler for the extra settings added to the taxonomy vocab form.
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*
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* Check to see if the user has selected a different menu, and only rebuild
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* if this is the case.
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*/
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function taxonomy_menu_vocab_submit($form, &$form_state) {
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$vid = $form_state['values']['vid'];
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$changed = FALSE;
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if (is_numeric($form_state['values']['taxonomy_menu']['vocab_parent'])) {
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// Menu location has been set to disabled, don't want to throw notices
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$form_state['values']['taxonomy_menu']['vocab_parent'] = '0:0';
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}
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// Split the menu location into menu name and menu item id.
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list($vocab_parent['vocab_menu'], $vocab_parent['vocab_parent']) = explode(':', $form_state['values']['taxonomy_menu']['vocab_parent']);
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// Init flag variables to avoid notices if changes haven't happened
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$changed_menu = FALSE;
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$change_vocab_item = FALSE;
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$changed_path = FALSE;
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// Set the menu name and check for changes
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$variable_name = _taxonomy_menu_build_variable('vocab_menu', $vid);
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if (_taxonomy_menu_check_variable($variable_name, $vocab_parent['vocab_menu'])) {
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$changed_menu = TRUE;
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}
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variable_set($variable_name, $vocab_parent['vocab_menu']);
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// Set the menu parent item and check for changes
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$variable_name = _taxonomy_menu_build_variable('vocab_parent', $vid);
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if (_taxonomy_menu_check_variable($variable_name, $vocab_parent['vocab_parent'])) {
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$changed_menu = TRUE;
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}
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variable_set($variable_name, $vocab_parent['vocab_parent']);
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// Set the path and check for changes
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$variable_name = _taxonomy_menu_build_variable('path', $vid);
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if (_taxonomy_menu_check_variable($variable_name, $form_state['values']['taxonomy_menu']['path'])) {
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$changed_path = TRUE;
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}
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variable_set($variable_name, $form_state['values']['taxonomy_menu']['path']);
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foreach ($form_state['values']['taxonomy_menu']['options'] as $key => $value) {
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// Create the variable name
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$variable_name = _taxonomy_menu_build_variable($key, $vid);
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// Check to see if the vocab enable options has changed
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if ($key == 'voc_item') {
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if (_taxonomy_menu_check_variable($variable_name, $value)) {
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$change_vocab_item = TRUE;
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}
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}
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// If $changed is alreayd set to true, then don't bother checking any others.
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if (!$changed) {
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// Check to see if the variable has changed.
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if (_taxonomy_menu_check_variable($variable_name, $value)) {
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$changed = TRUE;
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}
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}
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// Save variable.
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variable_set($variable_name, $value);
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}
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// If the menu hasn't changed and the menu is disabled then do not do anything else.
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if ($form_state['values']['taxonomy_menu']['options']['rebuild'] ||
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$changed_menu ||
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(!$changed_menu && variable_get(_taxonomy_menu_build_variable('vocab_menu', $vid), FALSE) == 0)) {
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// Rebuild if rebuild is selected, menu has changed or vocabulary option changed.
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if ($form_state['values']['taxonomy_menu']['options']['rebuild'] || $changed_menu || $change_vocab_item || $changed_path) {
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$message = _taxonomy_menu_rebuild($vid);
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}
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// If setting has changed and a menu item is enabled, then update all of the menu items.
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elseif ($changed && variable_get(_taxonomy_menu_build_variable('vocab_menu', $vid), FALSE)) {
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$message = _taxonomy_menu_update_link_items($vid);
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}
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// Do a full menu rebuild in case we have removed the menu or moved it between menus.
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variable_set('menu_rebuild_needed', TRUE);
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// Only send a message if one has been created.
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if (isset($message) && $message) {
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// $message is sanitized coming out of its source function,
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// no need to reclean it here
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drupal_set_message($message, 'status');
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}
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}
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}
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/**
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* Submit handler, reacting on form ID: taxonomy_overview_terms
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*/
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function taxonomy_menu_overview_submit(&$form, &$form_state) {
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// Only sync if taxonomy_menu is enabled for this vocab and the 'sync'
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// option has been checked.
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// This form has the following flow of buttons:
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// 1. [Save] --> rebuild taxonomy_menu
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// 2. [Reset to alphabetical] --> no rebuild yet
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// 3. [Reset to alphabetical][Reset to alphabetical] --> rebuild
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// 4. [Reset to alphabetical][Cancel] --> no rebuild
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// The code below avoids rebuilding after situation 2.
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if ($form_state['rebuild'] == FALSE && isset($form['#vocabulary']->vid) ) {
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// Try to catch the 'Save' button.
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$vid = $form['#vocabulary']->vid;
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}
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elseif ($form_state['rebuild'] == TRUE && isset($form['#vocabulary']->vid) ) {
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// Try to catch the 'Reset to alphabetical' button
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$vid = NULL;
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}
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elseif ($form_state['rebuild'] == FALSE && isset($form['vid']['#value']) ) {
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// Try to catch the second (confirming) 'Reset to alphabetical' button.
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$vid = $form['vid']['#value'];
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}
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else {
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// The button [Reset to alphabetical] [Cancel] does not call this page.
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$vid = NULL;
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}
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if (isset($vid)) {
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$menu_name = variable_get(_taxonomy_menu_build_variable('vocab_menu', $vid), 0);
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$sync = variable_get(_taxonomy_menu_build_variable('sync', $vid), 0);
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if ($menu_name && $sync) {
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// Update all menu items (do not rebuild the menu).
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$message = _taxonomy_menu_update_link_items($vid);
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// Report status.
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if (isset($message)) {
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// message is sanitized coming out of _taxonomy_menu_update_link_items
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// no need to reclean it here
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drupal_set_message($message, 'status');
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}
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// Rebuild the menu.
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menu_cache_clear($menu_name);
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}
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}
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}
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/**
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* rebuilds a menu
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*
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* @param $vid
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* @return $message
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* message that is displayed
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*/
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function _taxonomy_menu_rebuild($vid) {
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// Remove all of the menu items for this vocabulary
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_taxonomy_menu_delete_all($vid);
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// Only insert the links if a menu is set
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if (variable_get(_taxonomy_menu_build_variable('vocab_menu', $vid), FALSE)) {
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_taxonomy_menu_insert_link_items($vid);
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menu_rebuild();
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return t('The Taxonomy Menu has been rebuilt.');
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}
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menu_rebuild();
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return t('The Taxonomy Menu has been removed.');
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}
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/**
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* Checks to see if the variable has changed.
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*
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* @param $variable
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* name of variable
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* @return Boolean
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* TRUE if it has changed
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*/
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function _taxonomy_menu_check_variable($variable, $new_value) {
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if ($new_value != variable_get($variable, FALSE)) {
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return TRUE;
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}
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return FALSE;
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}
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/**
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* Update the menu items
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*
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* @param $vid
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* vocab id
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*/
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function _taxonomy_menu_update_link_items($vid) {
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$menu_name = variable_get(_taxonomy_menu_build_variable('vocab_menu', $vid), FALSE);
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// Get a list of the current tid - menu_link combinations
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$menu_links = _taxonomy_menu_get_menu_items($vid);
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// Cycle through the menu links
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foreach ($menu_links as $tid => $mlid) {
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// $args must be reset each time through.
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$args = array(
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'menu_name' => $menu_name,
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'mlid' => $mlid,
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);
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if ($tid == 0) {
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$args['vid'] = $vid;
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}
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else {
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$args['term'] = taxonomy_term_load($tid);
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}
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//update the menu link
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taxonomy_menu_handler('update', $args);
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}
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return t('The Taxonomy Menu %menu_name has been updated.', array('%menu_name' => $menu_name));
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}
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/**
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* Creates new link items for the vocabulary
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*
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* @param $vid
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*/
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function _taxonomy_menu_insert_link_items($vid) {
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$menu_name = variable_get(_taxonomy_menu_build_variable('vocab_menu', $vid), FALSE);
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// Check to see if we should had a vocab item
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if (variable_get(_taxonomy_menu_build_variable('voc_item', $vid), FALSE)) {
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$args = array(
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'vid' => $vid,
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'menu_name' => $menu_name,
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);
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taxonomy_menu_handler('insert', $args);
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}
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// Let batch api take care of inserting the menu items
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_taxonomy_menu_insert_link_items_batch($vid);
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}
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/**
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* Implements hook_taxonomy_vocabulary_delete().
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*/
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function taxonomy_menu_taxonomy_vocabulary_delete($vocabulary) {
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//delete the menu items
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_taxonomy_menu_delete_all($vocabulary->vid);
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$menu_name = variable_get(_taxonomy_menu_build_variable('vocab_menu', $vocabulary->vid), 0);
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menu_cache_clear($menu_name);
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}
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/**
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* Implements hook_taxonomy_term_insert($term).
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*/
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function taxonomy_menu_taxonomy_term_insert($term) {
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_taxonomy_menu_taxonomy_termapi_helper($term, 'insert');
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}
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/**
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* Implements hook_taxonomy_term_update().
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*/
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function taxonomy_menu_taxonomy_term_update($term) {
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_taxonomy_menu_taxonomy_termapi_helper($term, 'update');
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}
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/**
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* Implements hook_taxonomy_term_delete().
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*/
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function taxonomy_menu_taxonomy_term_delete($term) {
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_taxonomy_menu_taxonomy_termapi_helper($term, 'delete');
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}
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/**
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* Implements hook_node_insert().
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*/
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function taxonomy_menu_node_insert($node) {
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$terms_old = &drupal_static('taxonomy_menu_terms_old');
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// We use this direct table pull to avoid the cache and because
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// free tags are not formated in a matter where extrating the
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// tid's is easy.
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$terms_new = _taxonomy_menu_get_node_terms($node);
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// Merge current terms and previous terms to update both menu items.
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$terms = array_unique(array_merge((array)$terms_new, (array)$terms_old));
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_taxonomy_menu_nodeapi_helper('insert', $terms, $node);
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}
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/**
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* Implements hook_node_update().
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*/
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function taxonomy_menu_node_update($node) {
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$terms_old = &drupal_static('taxonomy_menu_terms_old');
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//we use this direct table pull to avoid the cache and because
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//free tags are not formated in a matter where extrating the
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//tid's is easy
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$terms_new = _taxonomy_menu_get_node_terms($node);
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//merge current terms and previous terms to update both menu items.
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$terms = array_unique(array_merge((array)$terms_new, (array)$terms_old));
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_taxonomy_menu_nodeapi_helper('update', $terms, $node);
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}
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/**
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* Implements hook_node_presave().
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*/
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function taxonomy_menu_node_presave($node) {
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$terms_old = &drupal_static('taxonomy_menu_terms_old');
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//get the terms from the database before the changes are made.
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410
|
//these will be used to update the menu item's name if needed
|
411
|
//we go directly to the db to bypass any caches
|
412
|
if (isset($node->nid)) {
|
413
|
$node_old = node_load($node->nid);
|
414
|
$terms_old = _taxonomy_menu_get_node_terms($node_old);
|
415
|
}
|
416
|
else {
|
417
|
$terms_old = array();
|
418
|
}
|
419
|
}
|
420
|
|
421
|
/**
|
422
|
* Implements hook_node_delete().
|
423
|
*/
|
424
|
function taxonomy_menu_node_delete($node) {
|
425
|
// since the delete operation is run after the data is deleted
|
426
|
// pull the terms from the node object
|
427
|
$terms = _taxonomy_menu_get_node_terms($node);
|
428
|
_taxonomy_menu_nodeapi_helper('delete', $terms, $node);
|
429
|
}
|
430
|
|
431
|
/**
|
432
|
* Abstraction of hook_taxonomy_term_<operation>()
|
433
|
*/
|
434
|
function _taxonomy_menu_taxonomy_termapi_helper($term, $operation) {
|
435
|
// Only sync if taxonomy_menu is enabled for this vocab and the 'sync'
|
436
|
// option has been checked.
|
437
|
$menu_name = variable_get(_taxonomy_menu_build_variable('vocab_menu', $term->vid), 0);
|
438
|
$sync = variable_get(_taxonomy_menu_build_variable('sync', $term->vid), 0);
|
439
|
|
440
|
if ($menu_name && $sync) {
|
441
|
$item = array(
|
442
|
'tid' => $term->tid,
|
443
|
'vid' => $term->vid,
|
444
|
'term' => $term,
|
445
|
'menu_name' => $menu_name,
|
446
|
'mlid' => _taxonomy_menu_get_mlid($term->tid, $term->vid),
|
447
|
);
|
448
|
|
449
|
switch ($operation) {
|
450
|
case 'insert':
|
451
|
$text = 'Added term %term to taxonomy menu %menu_name.';
|
452
|
break;
|
453
|
case 'update':
|
454
|
$text = 'Updated term %term in taxonomy menu %menu_name.';
|
455
|
break;
|
456
|
case 'delete':
|
457
|
$text = 'Deleted term %term from taxonomy menu %menu_name.';
|
458
|
break;
|
459
|
}
|
460
|
$message = t($text, array('%term' => $term->name, '%menu_name' => $menu_name));
|
461
|
|
462
|
// run function
|
463
|
taxonomy_menu_handler($operation, $item);
|
464
|
|
465
|
// report status
|
466
|
drupal_set_message($message, 'status');
|
467
|
|
468
|
// rebuild the menu
|
469
|
menu_cache_clear($menu_name);
|
470
|
}
|
471
|
}
|
472
|
|
473
|
/**
|
474
|
* Builds argument arrays calls taxonomy_menu_handler.
|
475
|
*
|
476
|
* @param $op
|
477
|
* A string of the operation to be performed [update|insert|delete]
|
478
|
* @param $terms
|
479
|
* An array of tids.
|
480
|
* @param $node
|
481
|
*/
|
482
|
function _taxonomy_menu_nodeapi_helper($op, $terms = array(), $node) {
|
483
|
foreach ($terms as $key => $tid) {
|
484
|
$term = taxonomy_term_load($tid);
|
485
|
|
486
|
// update the menu for each term if necessary
|
487
|
$menu_name = variable_get(_taxonomy_menu_build_variable('vocab_menu', $term->vid), FALSE);
|
488
|
$vocb_sync = variable_get(_taxonomy_menu_build_variable('sync', $term->vid), TRUE);
|
489
|
$menu_num = variable_get(_taxonomy_menu_build_variable('display_num', $term->vid), TRUE);
|
490
|
$hide_empty = variable_get(_taxonomy_menu_build_variable('hide_empty_terms', $term->vid), FALSE);
|
491
|
if ($menu_name && $vocb_sync && ($menu_num || $hide_empty)) {
|
492
|
//build argument array to save menu_item
|
493
|
$args = array(
|
494
|
'tid' => $term->tid,
|
495
|
'vid' => $term->vid,
|
496
|
'term' => $term,
|
497
|
'menu_name' => $menu_name,
|
498
|
'mlid' => _taxonomy_menu_get_mlid($term->tid, $term->vid),
|
499
|
);
|
500
|
|
501
|
if ($op == 'delete') {
|
502
|
/* Turn the op to 'update' here since we really do want to update the item
|
503
|
* and not delete/recreate it, since the latter will break hierarchy and
|
504
|
* customizations.
|
505
|
*/
|
506
|
$op = 'update';
|
507
|
}
|
508
|
|
509
|
taxonomy_menu_handler($op, $args, $node);
|
510
|
if (variable_get(_taxonomy_menu_build_variable('hide_empty_terms', $term->vid), FALSE)) {
|
511
|
_taxonomy_menu_update_all_parents($term, $menu_name);
|
512
|
}
|
513
|
}
|
514
|
}
|
515
|
}
|
516
|
|
517
|
/**
|
518
|
* Update all parent items
|
519
|
*
|
520
|
* @param $op
|
521
|
* options are 'insert', 'update', 'delete' or path
|
522
|
*
|
523
|
* @param $node
|
524
|
* The node object.
|
525
|
*/
|
526
|
function _taxonomy_menu_update_all_parents($term, $menu_name) {
|
527
|
$parents = taxonomy_get_parents($term->tid);
|
528
|
if ($parents) {
|
529
|
foreach ($parents as $parent) {
|
530
|
$parent->parents = array_keys(taxonomy_get_parents($parent->tid));
|
531
|
$item = array(
|
532
|
'term' => $parent,
|
533
|
'menu_name' => $menu_name,
|
534
|
'mlid' => _taxonomy_menu_get_mlid($parent->tid, $parent->vid),
|
535
|
'remove' => FALSE,
|
536
|
);
|
537
|
taxonomy_menu_handler('update', $item);
|
538
|
_taxonomy_menu_update_all_parents($parent, $menu_name);
|
539
|
}
|
540
|
}
|
541
|
}
|
542
|
|
543
|
/**
|
544
|
* HANDLING
|
545
|
*
|
546
|
* @param $op
|
547
|
* options are 'insert', 'update', 'delete' or path
|
548
|
*
|
549
|
* @param $node
|
550
|
* The node object.
|
551
|
*
|
552
|
* @param $args
|
553
|
* if $op == 'insert' then
|
554
|
* array with the following key/value pairs:
|
555
|
* 'term' => term object,
|
556
|
* 'menu_name' => menu that the item is set to apply to
|
557
|
* if $op == 'delete' then
|
558
|
* array(
|
559
|
* 'tid' => TermID
|
560
|
* 'mlid => Menu ID
|
561
|
* )
|
562
|
* if $op == 'update' then
|
563
|
* 'term' => term object,
|
564
|
* 'menu_name' => menu that the item is set to apply to
|
565
|
* 'mlid' => Menu ID
|
566
|
*/
|
567
|
function taxonomy_menu_handler($op, $args = array(), $node = NULL, $item = array()) {
|
568
|
// Get the initial $item
|
569
|
if (empty($item)) {
|
570
|
$item = _taxonomy_menu_create_item($args, $node);
|
571
|
}
|
572
|
|
573
|
// Let other modules make edits
|
574
|
$hook = 'taxonomy_menu_' . $op;
|
575
|
foreach (module_implements($hook) as $module) {
|
576
|
$function = $module . '_' . $hook;
|
577
|
$function($item);
|
578
|
}
|
579
|
|
580
|
// Update the menu and return the mlid if the remove element is not true
|
581
|
if ($op != 'delete') {
|
582
|
return _taxonomy_menu_save($item);
|
583
|
}
|
584
|
}
|
585
|
|
586
|
/**
|
587
|
* Adds/Updates a taxonomy menu item.
|
588
|
*
|
589
|
* We use a custom data array $item as a parameter, instead of using a
|
590
|
* standard taxonomy $term object. This is because this function is also
|
591
|
* called from hook_taxonomy(), which doesn't have a $term object. Rather
|
592
|
* have one consistent method of passing the data.
|
593
|
*
|
594
|
* @param $item
|
595
|
* array with the following key/value pairs:
|
596
|
* 'tid' => the term id (if 0 then adding the vocab as an item)
|
597
|
* 'name' => the term's name
|
598
|
* 'description' => term description, used as to build the title attribute
|
599
|
* 'weight' => term weight
|
600
|
* (This will be overriden by the order created from taxonomy_get_tree which respects the correct wight)
|
601
|
* 'vid' => the vocabulary's id
|
602
|
* 'ptid' => the term's parent's term id
|
603
|
* 'menu_name' => the menu that the link item will be inserted into
|
604
|
* 'mlid' => if this is filled in then the mlid will be updated
|
605
|
*/
|
606
|
function _taxonomy_menu_save($item) {
|
607
|
$insert = TRUE;
|
608
|
|
609
|
$flatten_menu = variable_get(_taxonomy_menu_build_variable('flat',
|
610
|
$item['vid']));
|
611
|
// Child items should appear around the parent/root, so set their weight
|
612
|
// equal to the root term's
|
613
|
if ($flatten_menu) {
|
614
|
$item['weight'] = $item['root_term_weight'];
|
615
|
}
|
616
|
|
617
|
// create the path.
|
618
|
$path = taxonomy_menu_create_path($item['vid'], $item['tid']);
|
619
|
// get the parent mlid: this is either:
|
620
|
// - the parent tid's mlid
|
621
|
// - the vocab menu item's mlid
|
622
|
// - the menu parent setting for this vocab
|
623
|
$plid = _taxonomy_menu_get_mlid($item['ptid'], $item['vid']);
|
624
|
if (!$plid || $flatten_menu) {
|
625
|
$plid = variable_get(_taxonomy_menu_build_variable('vocab_parent', $item['vid']), NULL);
|
626
|
}
|
627
|
|
628
|
// Make sure the path has less then 256 characters
|
629
|
if (drupal_strlen($path) > 256) {
|
630
|
preg_match('/(.{256}.*?)\b/', $path, $matches);
|
631
|
$path = rtrim($matches[1]);
|
632
|
}
|
633
|
|
634
|
$link = array(
|
635
|
'link_title' => $item['name'],
|
636
|
'menu_name' => $item['menu_name'],
|
637
|
'plid' => $plid,
|
638
|
'options' => array('attributes' => array('title' => trim($item['description'])
|
639
|
? $item['description'] : $item['name'])),
|
640
|
'weight' => $item['weight'],
|
641
|
'module' => 'taxonomy_menu',
|
642
|
'expanded' => variable_get(_taxonomy_menu_build_variable('expanded', $item['vid']), TRUE),
|
643
|
'link_path' => $path,
|
644
|
);
|
645
|
|
646
|
// Add setup the query paramater in the URL correctly
|
647
|
if (strpos($path, '?') !== FALSE) {
|
648
|
$split = explode('?', $path);
|
649
|
if (strpos($split[1], '?') !== FALSE) {
|
650
|
// the query split didn't work, too many question marks
|
651
|
// error?
|
652
|
}
|
653
|
else {
|
654
|
parse_str($split[1], $link['options']['query']);
|
655
|
$link['link_path'] = $split[0];
|
656
|
}
|
657
|
}
|
658
|
|
659
|
// If passed a mlid then add it
|
660
|
if (isset($item['mlid']) && $item['mlid']) {
|
661
|
$link['mlid'] = $item['mlid'];
|
662
|
$insert = FALSE;
|
663
|
}
|
664
|
|
665
|
// FIXME: i18nmenu need to be cleaned up to allow translation from other menu module
|
666
|
if (module_exists('i18n_menu')) {
|
667
|
$link['options']['alter'] = TRUE;
|
668
|
$link['language'] = $item['language'];
|
669
|
$link['customized'] = 1;
|
670
|
}
|
671
|
|
672
|
// set the has_children property
|
673
|
// if tid=0 then adding a vocab item and had children
|
674
|
// if the term has any children then set it to true
|
675
|
if ($item['tid'] == 0) {
|
676
|
$link['has_children'] = 1;
|
677
|
}
|
678
|
else {
|
679
|
$children = taxonomy_get_children($item['tid']);
|
680
|
if (!empty($children)) {
|
681
|
$link['has_children'] = 1;
|
682
|
}
|
683
|
}
|
684
|
|
685
|
// If remove is true then set hidden to 1
|
686
|
$link['hidden'] = (isset($item['remove']) && $item['remove']) ? 1 : 0;
|
687
|
|
688
|
// Save the menu item
|
689
|
if ($mlid = menu_link_save($link)) {
|
690
|
// if inserting a new menu item then insert a record into the table
|
691
|
if ($insert) {
|
692
|
_taxonomy_menu_insert_menu_item($mlid, $item['tid'], $item['vid']);
|
693
|
}
|
694
|
return $mlid;
|
695
|
}
|
696
|
else {
|
697
|
drupal_set_message(t('Could not save the menu link for the taxonomy menu.'), 'error');
|
698
|
return FALSE;
|
699
|
}
|
700
|
}
|
701
|
|
702
|
/**
|
703
|
* Create the path to use in the menu item
|
704
|
*
|
705
|
* @return array
|
706
|
* path selections
|
707
|
*/
|
708
|
function _taxonomy_menu_get_paths() {
|
709
|
return module_invoke_all('taxonomy_menu_path');
|
710
|
}
|
711
|
|
712
|
/**
|
713
|
* Creates the path for the vid/tid combination.
|
714
|
*
|
715
|
* @param $vid
|
716
|
* @param $tid
|
717
|
* @return string
|
718
|
* path
|
719
|
*/
|
720
|
function taxonomy_menu_create_path($vid, $tid) {
|
721
|
// get the path function for this vocabulary
|
722
|
$function = variable_get(_taxonomy_menu_build_variable('path', $vid), 'taxonomy_menu_path_default');
|
723
|
// run the function
|
724
|
return $function($vid, $tid);
|
725
|
}
|
726
|
|
727
|
/**
|
728
|
* Implements hook_taxonomy_menu_path().
|
729
|
*
|
730
|
* Invoked from _taxonomy_menu_get_paths.
|
731
|
*
|
732
|
* @return array
|
733
|
* function name => Display Title
|
734
|
* a list of the path options.
|
735
|
*/
|
736
|
function taxonomy_menu_taxonomy_menu_path() {
|
737
|
$output = array(
|
738
|
'taxonomy_menu_path_default' => t('Default'),
|
739
|
);
|
740
|
|
741
|
return $output;
|
742
|
}
|
743
|
|
744
|
/**
|
745
|
* Callback for hook_taxonomy_menu_path
|
746
|
*/
|
747
|
function taxonomy_menu_path_default($vid, $tid) {
|
748
|
// if tid = 0 then we are creating the vocab menu item format will be taxonomy/term/$tid+$tid+$tid....
|
749
|
if ($tid == 0) {
|
750
|
// get all of the terms for the vocab
|
751
|
$vtids = _taxonomy_menu_get_terms($vid);
|
752
|
$end = implode(' ', $vtids);
|
753
|
$path = "taxonomy/term/$end";
|
754
|
}
|
755
|
else {
|
756
|
$path = 'taxonomy/term/' . $tid;
|
757
|
if (variable_get(_taxonomy_menu_build_variable('display_decendants', $vid), FALSE)) {
|
758
|
// Use 'all' at the end of the path
|
759
|
if (variable_get(_taxonomy_menu_build_variable('end_all', $vid), FALSE)) {
|
760
|
$path .= '/all';
|
761
|
}
|
762
|
else {
|
763
|
// we wait to run this instead of during the if above
|
764
|
// because we only wan to run it once.
|
765
|
$terms = taxonomy_get_tree($vid, $tid);
|
766
|
foreach ($terms as $term) {
|
767
|
$tids[] = $term->tid;
|
768
|
}
|
769
|
if ($tids) {
|
770
|
$end = implode(' ', $tids);
|
771
|
$path .= ' ' . $end;
|
772
|
}
|
773
|
}
|
774
|
}
|
775
|
}
|
776
|
|
777
|
return $path;
|
778
|
}
|
779
|
|
780
|
/**
|
781
|
* hook_taxonomy_menu_delete
|
782
|
*
|
783
|
* @param $args
|
784
|
* array(
|
785
|
* 'vid' => Vocab ID
|
786
|
* 'tid' => TermID
|
787
|
* 'mlid' => Menu ID
|
788
|
* )
|
789
|
*
|
790
|
*/
|
791
|
function taxonomy_menu_taxonomy_menu_delete(&$item) {
|
792
|
menu_link_delete($item['mlid']);
|
793
|
_taxonomy_menu_delete_item($item['vid'], $item['tid']);
|
794
|
unset($item['mlid']);
|
795
|
|
796
|
}
|
797
|
|
798
|
/**
|
799
|
* Create the initial $item array
|
800
|
*
|
801
|
* @param $args
|
802
|
* array with the following key/value pairs:
|
803
|
* 'term' => term object, if updating a term
|
804
|
* 'menu_name' => menu that the item is set to apply to
|
805
|
* 'vid' => vocab id. if editing vocab item
|
806
|
* 'mlid' => menu id
|
807
|
*
|
808
|
* @param $node
|
809
|
* The node object.
|
810
|
*/
|
811
|
function _taxonomy_menu_create_item($args = array(), $node) {
|
812
|
|
813
|
// If tid = 0, then we are creating a vocab item
|
814
|
if (isset($args['tid']) && isset($args['vid']) && $args['tid'] == 0 && variable_get(_taxonomy_menu_build_variable('voc_item', $args['vid']), 0)) {
|
815
|
$vocab = taxonomy_vocabulary_load($args['vid']);
|
816
|
$item = array(
|
817
|
'tid' => 0,
|
818
|
'name' => $vocab->name,
|
819
|
'description' => variable_get(_taxonomy_menu_build_variable('voc_item_description', $args['vid']), 0) ? $vocab->description : '',
|
820
|
'weight' => $vocab->weight,
|
821
|
'vid' => $args['vid'],
|
822
|
'ptid' => 0,
|
823
|
'root_term_weight' => $vocab->weight,
|
824
|
'menu_name' => $args['menu_name'],
|
825
|
'language' => $vocab->language,
|
826
|
);
|
827
|
}
|
828
|
else {
|
829
|
// If tid <> 0 then we are creating a term item.
|
830
|
$term = $args['term'];
|
831
|
|
832
|
// Sometimes $term->parents is not set so we find it.
|
833
|
if (empty($term->parents)) {
|
834
|
$term->parents = _taxonomy_menu_get_parents($term->tid);
|
835
|
if (empty($term->parents)) {
|
836
|
// even without parents, create one with $ptid = 0
|
837
|
$term->parents = array(0 => '0');
|
838
|
}
|
839
|
}
|
840
|
|
841
|
// Find the weight of the root taxonomy term; we'll need it in case we want
|
842
|
// a flat taxonomy menu.
|
843
|
if (is_object($term)) {
|
844
|
$term_parents = taxonomy_get_parents_all($term->tid);
|
845
|
$root_term_weight = $term_parents[count($term_parents) - 1]->weight;
|
846
|
}
|
847
|
else {
|
848
|
$root_term_weight = 0;
|
849
|
}
|
850
|
|
851
|
foreach ($term->parents as $parent) {
|
852
|
$ptid = $parent;
|
853
|
// turn the term into the correct $item array form
|
854
|
$item = array(
|
855
|
'tid' => $term->tid,
|
856
|
'name' => $term->name,
|
857
|
'description' => variable_get(_taxonomy_menu_build_variable('term_item_description', $term->vid), 0) ? $term->description : '',
|
858
|
'weight' => $term->weight,
|
859
|
'vid' => $term->vid,
|
860
|
'ptid' => $ptid,
|
861
|
'root_term_weight' => $root_term_weight,
|
862
|
'menu_name' => $args['menu_name'],
|
863
|
'language' => isset($term->language) ? $term->language : ($node ? $node->language : $GLOBALS['language']->language),
|
864
|
);
|
865
|
if (isset($args['mlid'])) {
|
866
|
$item['mlid'] = $args['mlid'];
|
867
|
}
|
868
|
// Mutiple parents are not supported yet, hence this break.
|
869
|
// without the break, the item is inserted multiple under one parent, instead once under each parent.
|
870
|
break;
|
871
|
}
|
872
|
}
|
873
|
|
874
|
return $item;
|
875
|
}
|
876
|
|
877
|
/**
|
878
|
* Helper function to see if any of the children have any nodes
|
879
|
*
|
880
|
* @param $tid
|
881
|
* @param $vid
|
882
|
* @return boolean
|
883
|
*/
|
884
|
function _taxonomy_menu_children_has_nodes($tid, $vid, $return = FALSE) {
|
885
|
$children = taxonomy_get_children($tid, $vid);
|
886
|
foreach ($children as $tid => $term) {
|
887
|
if (_taxonomy_menu_term_count($tid) > 0) {
|
888
|
$return = TRUE;
|
889
|
}
|
890
|
else {
|
891
|
$return = _taxonomy_menu_children_has_nodes($tid, $vid, $return);
|
892
|
}
|
893
|
}
|
894
|
return $return;
|
895
|
}
|
896
|
|
897
|
/**
|
898
|
* Helper function for insert and update hooks
|
899
|
*
|
900
|
* @param $item
|
901
|
* @return array
|
902
|
*/
|
903
|
function _taxonomy_menu_item($item) {
|
904
|
// if tid is 0 then do not change any settings
|
905
|
if ($item['tid'] > 0) {
|
906
|
// get the number of node attached to this term
|
907
|
$num = _taxonomy_menu_term_count($item['tid']);
|
908
|
|
909
|
// if hide menu is selected and the term count is 0 and the term has no children then do not create the menu item
|
910
|
if ($num == 0 &&
|
911
|
variable_get(_taxonomy_menu_build_variable('hide_empty_terms', $item['vid']), FALSE) &&
|
912
|
!_taxonomy_menu_children_has_nodes($item['tid'], $item['vid'])) {
|
913
|
|
914
|
$item['remove'] = TRUE;
|
915
|
return $item;
|
916
|
}
|
917
|
|
918
|
// if display number is selected and $num > 0 then change the title
|
919
|
if (variable_get(_taxonomy_menu_build_variable('display_num', $item['vid']), FALSE)) {
|
920
|
// if number > 0 and display decendants, then count all of the children
|
921
|
if (variable_get(_taxonomy_menu_build_variable('display_descendants', $item['vid']), FALSE)) {
|
922
|
$num = taxonomy_menu_term_count_nodes($item['tid'], $item['vid']);
|
923
|
}
|
924
|
$item['name'] .= " ($num)";
|
925
|
}
|
926
|
}
|
927
|
elseif ($item['tid'] == 0) {
|
928
|
// if custom name is provided, use that name
|
929
|
$custom_name = variable_get(_taxonomy_menu_build_variable('voc_name', $item['vid']), '');
|
930
|
if (!empty($custom_name)) {
|
931
|
$item['name'] = $custom_name;
|
932
|
}
|
933
|
}
|
934
|
|
935
|
return $item;
|
936
|
}
|
937
|
|
938
|
|
939
|
/**
|
940
|
* Calculates the number of nodes linked to the term and all children
|
941
|
* @param $tid
|
942
|
* @param $vid
|
943
|
* @return integer
|
944
|
*/
|
945
|
function taxonomy_menu_term_count_nodes($tid, $vid, $count = 0) {
|
946
|
$count += _taxonomy_menu_term_count($tid);
|
947
|
$children = taxonomy_get_children($tid, $vid);
|
948
|
foreach ($children as $tid => $term) {
|
949
|
$count = taxonomy_menu_term_count_nodes($term->tid, $term->vid, $count);
|
950
|
}
|
951
|
return $count;
|
952
|
}
|
953
|
|
954
|
|
955
|
/**
|
956
|
* Implements hook_taxonomy_menu_insert().
|
957
|
*
|
958
|
* @param $item
|
959
|
* array with the following key/value pairs:
|
960
|
* 'tid' => the term id (if 0 then updating the vocab as an item)
|
961
|
* 'name' => new menu name
|
962
|
* 'description' => new menu description, used as to build the title attribute
|
963
|
* 'weight' => new menu weight
|
964
|
* 'vid' => the new vocabulary's id
|
965
|
* 'ptid' => the new parent tid
|
966
|
* 'remove' => if this is set to TRUE then the $item is not added as a menu
|
967
|
*
|
968
|
* @return $item
|
969
|
*/
|
970
|
function taxonomy_menu_taxonomy_menu_insert(&$item) {
|
971
|
$item = _taxonomy_menu_item($item);
|
972
|
}
|
973
|
|
974
|
/**
|
975
|
* Implements hook_taxonomy_menu_update().
|
976
|
*
|
977
|
* @param $item
|
978
|
* array with the following key/value pairs:
|
979
|
* 'tid' => the term id (if 0 then updating the vocab as an item)
|
980
|
* 'name' => new menu name
|
981
|
* 'description' => new menu description, used as to build the title attribute
|
982
|
* 'weight' => new menu weight
|
983
|
* 'vid' => the new vocabulary's id
|
984
|
* 'ptid' => the new parent tid
|
985
|
* 'mlid' => mlid that needs to be edited
|
986
|
* 'remove' => if this is set to TRUE then the $item is not added as a menu
|
987
|
*
|
988
|
*/
|
989
|
function taxonomy_menu_taxonomy_menu_update(&$item) {
|
990
|
$item = _taxonomy_menu_item($item);
|
991
|
}
|
992
|
|
993
|
/**
|
994
|
* Used to create a form array of taxonomy menu options
|
995
|
* invokes hook_taxonomy_menu_options().
|
996
|
*
|
997
|
* @return $form array
|
998
|
*/
|
999
|
function _taxonomy_menu_create_options($vid) {
|
1000
|
$options = module_invoke_all('taxonomy_menu_options');
|
1001
|
|
1002
|
// cycle through field
|
1003
|
foreach ($options as $field_name => $field_elements) {
|
1004
|
// cycle through each value of the field
|
1005
|
$variable_name = _taxonomy_menu_build_variable($field_name, $vid);
|
1006
|
|
1007
|
// if the variable is set then use that, if the default key is set then use that, otherwise use false
|
1008
|
$options[$field_name]['#default_value'] =
|
1009
|
variable_get($variable_name,
|
1010
|
!empty($options[$field_name]['default']) ? $options[$field_name]['default'] : FALSE);
|
1011
|
|
1012
|
// set the type to checkbox if it is empty
|
1013
|
if (empty($options[$field_name]['#type'])) {
|
1014
|
$options[$field_name]['#type'] = 'checkbox';
|
1015
|
}
|
1016
|
|
1017
|
// set the option feildset values
|
1018
|
$options['#type'] = 'fieldset';
|
1019
|
$options['#title'] = t('Options');
|
1020
|
$options['#collapsible'] = TRUE;
|
1021
|
|
1022
|
// remove the default value from the array so we don't pass it to the form
|
1023
|
unset($options[$field_name]['default']);
|
1024
|
}
|
1025
|
|
1026
|
return $options;
|
1027
|
}
|
1028
|
|
1029
|
/**
|
1030
|
* Builds a variable from the supplied name and machine name of the vocabulary.
|
1031
|
*
|
1032
|
* @param $name
|
1033
|
* String to be added to the returned variable.
|
1034
|
* @param $vid
|
1035
|
* VID of the vocabulary from which the machine name will be taken.
|
1036
|
*
|
1037
|
* @return bool|string
|
1038
|
*/
|
1039
|
function _taxonomy_menu_build_variable($name, $vid) {
|
1040
|
$vocabulary = taxonomy_vocabulary_load($vid);
|
1041
|
if ($vocabulary) {
|
1042
|
return 'taxonomy_menu_' . $name . '_' . $vocabulary->machine_name;
|
1043
|
}
|
1044
|
else {
|
1045
|
return FALSE;
|
1046
|
}
|
1047
|
|
1048
|
}
|
1049
|
|
1050
|
/**
|
1051
|
* Implements hook_taxonomy_menu_options().
|
1052
|
*
|
1053
|
* @return array
|
1054
|
* Uses the value to set the variable taxonomy_menu_<value>_<machine_name>
|
1055
|
* $options[value]
|
1056
|
* default - optional. this is what will be used if the varialbe is not set. if empty then FALSE is used
|
1057
|
* #title - required.
|
1058
|
* any other form element
|
1059
|
*/
|
1060
|
function taxonomy_menu_taxonomy_menu_options() {
|
1061
|
|
1062
|
$options['sync'] = array(
|
1063
|
'#title' => t('Synchronise changes to this vocabulary'),
|
1064
|
'#description' => t('Every time a term is added/deleted/modified, the corresponding menu link will be altered too.'),
|
1065
|
'default' => TRUE,
|
1066
|
);
|
1067
|
|
1068
|
$options['display_num'] = array(
|
1069
|
'#title' => t('Display number of items'),
|
1070
|
'#description' => t('Display the number of items per taxonomy terms. Will not show up for vocabulary menu items.'),
|
1071
|
'default' => FALSE,
|
1072
|
);
|
1073
|
|
1074
|
$options['hide_empty_terms'] = array(
|
1075
|
'#title' => t('Hide empty terms'),
|
1076
|
'#description' => t('Hide terms with no items attached to them.'),
|
1077
|
'default' => FALSE,
|
1078
|
);
|
1079
|
|
1080
|
$options['voc_item'] = array(
|
1081
|
'#title' => t('Add item for vocabulary'),
|
1082
|
'#description' => t('Shows the vocabulary name as the top level menu item of the taxonomy menu.'),
|
1083
|
'default' => FALSE,
|
1084
|
'#disabled' => TRUE,
|
1085
|
);
|
1086
|
|
1087
|
$options['voc_item_description'] = array(
|
1088
|
'#title' => t('Add description for vocabulary'),
|
1089
|
'#description' => t('Add the vocabulary description to the vocabulary menu item.'),
|
1090
|
'default' => FALSE,
|
1091
|
);
|
1092
|
|
1093
|
$options['term_item_description'] = array(
|
1094
|
'#title' => t('Add description for terms'),
|
1095
|
'#description' => t('Add the term description to the term menu item.'),
|
1096
|
'default' => FALSE,
|
1097
|
);
|
1098
|
|
1099
|
$options['expanded'] = array(
|
1100
|
'#title' => t('Auto expand menu items'),
|
1101
|
'#description' => t('Automatically show all menu items as expanded.'),
|
1102
|
'default' => TRUE,
|
1103
|
);
|
1104
|
|
1105
|
$options['flat'] = array(
|
1106
|
'#title' => t('Flatten the taxonomy\'s hierarchy in the menu'),
|
1107
|
'#description' => t('Add all menu items to the same level rather than hierarchically.'),
|
1108
|
'default' => FALSE,
|
1109
|
);
|
1110
|
|
1111
|
$options['voc_name'] = array(
|
1112
|
'#type' => 'textfield',
|
1113
|
'#title' => t('Custom name for vocabulary item'),
|
1114
|
'#description' => t('Changes the name of the vocabulary item (if enabled above). Leave blank to use the name of the vocabulary.'),
|
1115
|
'default' => '',
|
1116
|
'#disabled' => TRUE,
|
1117
|
);
|
1118
|
|
1119
|
$options['display_descendants'] = array(
|
1120
|
'#title' => t('Display descendants'),
|
1121
|
'#description' => t('Changes the default path to taxonomy/term/tid+tid+tid for all terms thave have child terms.'),
|
1122
|
'default' => FALSE,
|
1123
|
);
|
1124
|
|
1125
|
$options['end_all'] = array(
|
1126
|
'#title' => t("Use 'all' at the end of URL"),
|
1127
|
'default' => FALSE,
|
1128
|
'#description' => t('This changes tid+tid+tid to "All" in term when <em>Display descendants</em> has been selected.<br />Only used if <em>Menu path type</em> is "Default path".<br />Works with default taxonomy page.'),
|
1129
|
'#disabled' => TRUE,
|
1130
|
);
|
1131
|
|
1132
|
return $options;
|
1133
|
}
|
1134
|
|
1135
|
|
1136
|
/**
|
1137
|
* Implements hook_translated_menu_link_alter().
|
1138
|
*
|
1139
|
* Translate menu links on the fly by using term translations.
|
1140
|
*
|
1141
|
*/
|
1142
|
function taxonomy_menu_translated_menu_link_alter(&$item, $map) {
|
1143
|
if (module_exists('i18n_taxonomy')) {
|
1144
|
// In case of localized terms, use term translation for menu title.
|
1145
|
if ($item['module'] == 'taxonomy_menu') {
|
1146
|
$t = _taxonomy_menu_get_item($item['mlid']);
|
1147
|
// Only translate when term exist (may per example occur with stray menu item)
|
1148
|
if ($t) {
|
1149
|
// Only translate when translation mode is set to localize
|
1150
|
if (i18n_taxonomy_vocabulary_mode($t->vid, I18N_MODE_LOCALIZE)) {
|
1151
|
// this is a term
|
1152
|
if ($t->tid > 0) {
|
1153
|
$term = taxonomy_term_load($t->tid);
|
1154
|
$display_num = '';
|
1155
|
$num = _taxonomy_menu_term_count($t->tid);
|
1156
|
|
1157
|
// If hide menu is selected and the term count is 0 and the term has no children then do not create the menu item
|
1158
|
if ($num == 0 && variable_get(_taxonomy_menu_build_variable('hide_empty_terms', $t->vid), FALSE) && !_taxonomy_menu_children_has_nodes($t->tid, $t->vid)) {
|
1159
|
$display_num = '';
|
1160
|
}
|
1161
|
// if display number is selected and $num > 0 then change the title
|
1162
|
elseif (variable_get(_taxonomy_menu_build_variable('display_num', $t->vid), FALSE)) {
|
1163
|
// if number > 0 and display decendants, then count all of the children
|
1164
|
if (variable_get(_taxonomy_menu_build_variable('display_descendants', $t->vid), FALSE)) {
|
1165
|
$num = taxonomy_menu_term_count_nodes($t->tid, $t->vid);
|
1166
|
}
|
1167
|
$display_num = " ($num)";
|
1168
|
}
|
1169
|
|
1170
|
if ($item['title'] != ($term->name . $display_num)) {
|
1171
|
// Should not happen
|
1172
|
watchdog('error', 'Menu and taxonomy name mismatch: @title != @name', array('@title' => $item['title'], '@name' => $term->name . $display_num));
|
1173
|
}
|
1174
|
|
1175
|
$term = i18n_taxonomy_localize_terms($term);
|
1176
|
$item['title'] = $item['link_title'] = $term->name . $display_num;
|
1177
|
if ($term->description) {
|
1178
|
$item['options']['attributes']['title'] = $term->description;
|
1179
|
}
|
1180
|
}
|
1181
|
// is a vocabulary
|
1182
|
else {
|
1183
|
$vocab = taxonomy_vocabulary_load($t->vid);
|
1184
|
$item['title'] = i18n_string('taxonomy:vocabulary:' . $vocab->vid . ':name', $vocab->name);
|
1185
|
}
|
1186
|
}
|
1187
|
}
|
1188
|
// no term, add a watchdog entry to help
|
1189
|
else {
|
1190
|
watchdog('taxonomy_menu', 'Error with menu entry "%me" in menu "%mt"', array('%me' => $item['title'], '%mt' => $item['menu_name']));
|
1191
|
}
|
1192
|
}
|
1193
|
}
|
1194
|
}
|