first import
This commit is contained in:
Bachir Soussi Chiadmi
303
sites/all/modules/menu_link/menu_link.module
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303
sites/all/modules/menu_link/menu_link.module
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<?php
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/**
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* @file
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* Defines a menu link field type.
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*/
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require_once dirname(__FILE__) . '/menu_link.field.inc';
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/**
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* Name of the fixed Menu link field.
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*
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* This module provides one Menu link field by default. This field cannot be
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* deleted and its storage backend is restricted to field_sql_storage. This way
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* other modules can use its database table {field_data_menu_link}, to include
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* the {menu_links} table in entity queries.
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*/
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define('MENU_LINK_DEFAULT_FIELD', 'menu_link');
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/**
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* Implements hook_help().
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*/
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function menu_link_help($path, $arg) {
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switch ($path) {
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case 'admin/help#menu_link':
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$output = '';
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$output .= '<h3>' . t('About') . '</h3>';
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$output .= '<p>' . t("The Menu link module defines a menu link field type for the Field module. A menu link field may be used to place links into a menu that link to it's entity. See the <a href='@field-help'>Field module help page</a> for more information about fields.", array('@field-help' => url('admin/help/field'), '@filter-help' => url('admin/help/filter'))) . '</p>';
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return $output;
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}
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}
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/**
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* Load multiple menu links, access checked and link translated for rendering.
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*
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* This function should never be called from within node_load() or any other
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* function used as a menu object load function since an infinite recursion may
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* occur.
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*
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* @param $mlids array
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* An array of menu link IDs.
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* @param $conditions array
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* An associative array of conditions on the {menu_links}
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* table, where the keys are the database fields and the values are the
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* values those fields must have.
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*
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* @return
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* An array of menu links indexed by mlid.
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*
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* @see menu_link_load()
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*
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* @todo Remove this function when http://drupal.org/node/1034732 lands.
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*/
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function menu_link_load_multiple(array $mlids, array $conditions = array()) {
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$query = db_select('menu_links', 'ml', array('fetch' => PDO::FETCH_ASSOC));
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$query->leftJoin('menu_router', 'm', 'm.path = ml.router_path');
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$query->fields('ml');
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// Weight should be taken from {menu_links}, not {menu_router}.
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$query->addField('ml', 'weight', 'link_weight');
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$query->fields('m');
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if (!empty($mlids)) {
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$query->condition('ml.mlid', $mlids, 'IN');
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}
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if (!empty($conditions)) {
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foreach ($conditions as $field => $value) {
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$query->condition('ml.' . $field, $value);
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}
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}
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$items = array();
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foreach ($query->execute() as $item) {
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$item['weight'] = $item['link_weight'];
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$items[$item['mlid']] = $item;
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_menu_link_translate($items[$item['mlid']]);
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}
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return $items;
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}
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/**
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* Delete multiple menu links.
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*
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* @param $mlids array
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* An array of menu link IDs.
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* @param $force boolean
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* Forces deletion. Internal use only, setting to TRUE is discouraged.
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*
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* @see menu_link_delete()
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*
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* @todo Remove this function when http://drupal.org/node/1034732 lands.
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*/
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function menu_link_delete_multiple(array $mlids, $force = FALSE) {
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if (!empty($mlids)) {
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$query = db_select('menu_links')
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->fields('menu_links')
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->condition('mlid', $mlids, 'IN');
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if (!$force) {
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// Exclude links belonging to system module except if they are marked
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// updated (generated during update from Drupal 5).
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$query->condition(db_or()->condition('module', 'system', '<>')->condition('updated', 0, '<>'));
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}
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$links_to_delete = $query->execute()->fetchAllAssoc('mlid', PDO::FETCH_ASSOC);
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if (!empty($links_to_delete)) {
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$links_with_children = array();
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$parent_mlids = array();
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$affected_menus = array();
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foreach ($links_to_delete as $item) {
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if ($item['has_children']) {
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$links_with_children[$item['mlid']] = $item['mlid'];
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}
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$parent_mlids[$item['plid']] = $item['plid'];
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$affected_menus[$item['menu_name']] = $item['menu_name'];
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}
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$parent_mlids = array_diff_key($parent_mlids, array(0 => 0) + array_keys($links_to_delete));
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// Re-parent any children to it's closest parent that is not deleted.
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if (!empty($links_with_children)) {
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$children = menu_link_load_multiple(array(), array('plid' => $links_with_children));
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foreach ($children as $item) {
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while (isset($links_to_delete[$item['plid']])) {
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$item['plid'] = $links_to_delete[$item['plid']]['plid'];
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}
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menu_link_save($item);
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}
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}
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db_delete('menu_links')->condition('mlid', array_keys($links_to_delete), 'IN')->execute();
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foreach ($links_to_delete as $item) {
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// Notify modules we have deleted the item.
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module_invoke_all('menu_link_delete', $item);
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// Update the has_children status of the parent.
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_menu_update_parental_status($item);
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}
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// Update the has_children status of parents of deleted links.
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// @todo fix query und use this instead of _menu_update_parental_status($item);
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/*if (!empty($parent_mlids)) {
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$exists_query = db_select('menu_links', 'child')
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->fields('child', array('mlid'))
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->condition('child.hidden', 0)
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->where('child.plid = parent.mlid')
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->where('child.menu_name = parent.menu_name')
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->range(0, 1);
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db_update('menu_links', 'parent')
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->fields(array('has_children' => 0))
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->condition('has_children', 1)
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->condition('mlid', $parent_mlids, 'IN')
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->notExists($exists_query)
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->execute();
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}*/
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// Clear caches.
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foreach ($affected_menus as $menu_name) {
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menu_cache_clear($menu_name);
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}
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_menu_clear_page_cache();
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}
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}
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}
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/**
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* Implements hook_menu_delete().
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*/
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function menu_link_menu_delete($menu) {
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// Menu should not be removed from settings of menu_link field instances; menus
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// have a machine name so they can be recreated. Non existant menus won't be
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// available in the field widgets.
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}
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/**
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* Implements hook_menu_link_alter().
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*
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* @see http://drupal.org/node/1087888
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* Add $prior_link to hook_menu_link_update().
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*/
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function menu_link_menu_link_alter($item = NULL) {
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static $existing_item;
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if (isset($item)) {
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$existing_item = FALSE;
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if (isset($item['mlid'])) {
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if ($existing_item = db_query("SELECT * FROM {menu_links} WHERE mlid = :mlid", array(':mlid' => $item['mlid']))->fetchAssoc()) {
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$existing_item['options'] = unserialize($existing_item['options']);
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}
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}
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if ($existing_item['module'] == 'menu_link') {
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}
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}
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return $existing_item;
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}
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/**
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* Implements hook_menu_link_update().
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*
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* Synchronize menu_link fields with the updated menu link.
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*/
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function menu_link_menu_link_update($item) {
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$prior_item = menu_link_menu_link_alter();
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if ($item['module'] == 'menu_link' && empty($item['menu_link_field_save'])) {
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static $entity_paths;
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if (empty($entity_paths)) {
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$entity_get_info = entity_get_info();
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foreach ($entity_get_info as $entity_type => $entity_info) {
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if (isset($entity_info['path'])) {
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$entity_path = str_replace('%' . $entity_type, '%', $entity_info['path']);
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$entity_paths[$entity_path] = $entity_type;
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}
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}
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}
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if (isset($entity_paths[$item['router_path']])) {
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// Get entity type
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$entity_type = $entity_paths[$item['router_path']];
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// Get path to entity without wildcard
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$router_path = str_replace('%','',$item['router_path']);
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// Get Entity ID
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$entity_id = str_replace($router_path, '', $item['link_path']);
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// Load entity
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$entity = array_shift(entity_load($entity_type, array($entity_id)));
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// Get bundle
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list( , , $bundle) = entity_extract_ids($entity_type, $entity);
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$save_entity = FALSE;
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foreach (field_info_instances($entity_type, $bundle) as $instance) {
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$field_name = $instance['field_name'];
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$field = field_info_field($field_name);
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if ($field['module'] == 'menu_link') {
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// Check if field exist on this entity
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if (isset($entity->{$field_name}) && !empty($entity->{$field_name})) {
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// Check if content is the same as current path for each language
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foreach ($entity->{$field_name} as $lang => $items) {
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// for each contents of fields
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foreach ($items as $i => $field_item) {
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// Check if it's current item
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if ($field_item['mlid'] == $item['mlid']) {
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// So give it updated options
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foreach ($entity->{$field_name}[$lang][$i] as $option_name => $option_value) {
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$entity->{$field_name}[$lang][$i][$option_name] = $item[$option_name];
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}
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$save_entity = TRUE;
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break; // We found item in field content so break to next field
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}
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}
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}
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}
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}
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}
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// Entity has been edited so save it
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if ($save_entity) {
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entity_save($entity_name, $entity);
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}
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}
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}
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}
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/**
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* Implements hook_menu_link_delete().
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*
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* Remove link from all menu_link fields. Note that this module disables the
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* possibility to delete menu links through the Admin > Structure > Menus
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* interface that are used in a menu_link field (by storing menu links under its
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* own module instead of system). So this hook may not be neccessary at all.
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*/
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function menu_link_menu_link_delete($item) {
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if ($item['module'] == 'menu_link' && empty($item['menu_link_field_save'])) {
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// TODO
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}
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}
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/**
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* Implements hook_field_update_forbid().
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*/
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function menu_link_field_update_forbid($field, $prior_field, $has_data) {
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if ($field['field_name'] == MENU_LINK_DEFAULT_FIELD) {
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if (!empty($field['settings']['link_path_field'])) {
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throw new FieldUpdateForbiddenException(t('The link path cannot not be exposed for the ":menu_link_field" field.', array(':menu_link_field' => MENU_LINK_DEFAULT_FIELD)));
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}
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}
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}
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/**
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* Implementation of hook_views_api().
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*/
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function menu_link_views_api() {
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return array(
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'api' => 3,
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'path' => drupal_get_path('module', 'menu_link'),
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);
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}
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