l(t('blocks'), 'admin/system/block'))); } } /** * Implementation of hook_block(). */ function menu_block($op = 'list', $delta = 0) { $menu = menu_get_menu(); if ($op == 'list') { $blocks = array(); foreach ($menu['items'][0]['children'] as $mid) { // Default "Navigation" block is handled by user.module. if ($mid != 1) { $blocks[$mid]['info'] = $menu['items'][$mid]['title']; } } return $blocks; } else { $data['subject'] = $menu['items'][$delta]['title']; $data['content'] = menu_tree($delta); return $data; } } /** * Implementation of hook_perm(). */ function menu_perm() { return array('administer menu'); } /** * Menu callback; present the main menu management page. */ function menu_overview() { menu_rebuild(); print theme('page', menu_overview_tree()); } /** * Menu callback; clear the database, resetting the menu to factory defaults. */ function menu_reset() { $op = $_POST['op']; switch ($op) { case t('Reset'): db_query('DELETE FROM {menu}'); menu_rebuild(); drupal_set_message(t('all menu items reset.')); print theme('page', menu_overview_tree()); break; case t('Cancel'): print theme('page', menu_overview_tree()); break; default: $output = '

'. t('Are you sure you want to reset all menu items to their default settings? Any custom menu items will be lost.') .'

'; $output .= form(form_submit(t('Reset')) . form_submit(t('Cancel'))); print theme('page', $output); } } /** * Menu callback; handle the adding of a new menu. */ function menu_add_menu() { $op = $_POST['op']; $edit = $_POST['edit']; $output = ''; switch ($op) { case t('Submit'): menu_edit_item_save($edit); $output .= menu_overview_tree(); break; default: $edit['pid'] = 0; $edit['status'] = MENU_CUSTOM; $output .= menu_edit_item_form($edit); } print theme('page', $output); } /** * Menu callback; reset a single modified item. */ function menu_reset_item($mid) { $op = $_POST['op']; switch ($op) { case t('Reset'): db_query('DELETE FROM {menu} WHERE mid = %d', $mid); menu_rebuild(); drupal_set_message(t('menu item reset.')); print theme('page', menu_overview_tree()); break; case t('Cancel'): print theme('page', menu_overview_tree()); break; default: $output = '

'. t('Are you sure you want to reset this item to its default values?') .'

'; $output .= form(form_submit(t('Reset')) . form_submit(t('Cancel'))); print theme('page', $output); } } /** * Menu callback; delete a single custom item. */ function menu_delete_item($mid) { $op = $_POST['op']; switch ($op) { case t('Delete'): db_query('DELETE FROM {menu} WHERE mid = %d', $mid); menu_rebuild(); drupal_set_message(t('menu item deleted.')); print theme('page', menu_overview_tree()); break; case t('Cancel'): print theme('page', menu_overview_tree()); break; default: $output = '

'. t('Are you sure you want to delete this custom menu item?') .'

'; $output .= form(form_submit(t('Delete')) . form_submit(t('Cancel'))); print theme('page', $output); } } /** * Menu callback; hide a menu item. */ function menu_disable_item($mid) { db_query('UPDATE {menu} SET visibility = %d, status = %d WHERE mid = %d', MENU_HIDE, MENU_MODIFIED, $mid); menu_rebuild(); drupal_set_message(t('menu item disabled.')); print theme('page', menu_overview_tree()); } /** * Menu callback; dispatch to the appropriate menu item edit function. */ function menu_edit_item($mid = 0) { $op = $_POST['op']; $edit = $_POST['edit']; $output = ''; switch ($op) { case t('Submit'): menu_edit_item_save($edit); $output .= menu_overview_tree(); break; case t('Delete'): menu_edit_item_delete($edit); $output .= menu_overview_tree(); break; default: if ($mid > 0) { $item = db_fetch_object(db_query('SELECT * FROM {menu} WHERE mid = %d', $mid)); $edit['mid'] = $item->mid; $edit['pid'] = $item->pid; $edit['path'] = $item->path; $edit['title'] = $item->title; $edit['weight'] = $item->weight; $edit['visibility'] = $item->visibility; $edit['status'] = $item->status; } else { $edit['mid'] = 0; // In case a negative ID was passed in. $edit['pid'] = 1; // default to "Navigation" menu. $edit['status'] = MENU_CUSTOM; } $output .= menu_edit_item_form($edit); } print theme('page', $output); } /** * Present the menu item editing form. */ function menu_edit_item_form($edit) { $menu = menu_get_menu(); $form .= form_textfield(t('Title'), 'title', $edit['title'], 60, 128); if ($edit['pid'] == 0) { // Display a limited set of fields for menus (not items). $form .= form_hidden('path', ''); $form .= form_hidden('pid', 0); $form .= form_hidden('weight', 0); } else { if ($edit['status'] == MENU_CUSTOM) { $form .= form_textfield(t('Path'), 'path', $edit['path'], 60, 128); } else { $form .= form_item(t('Path'), l($edit['path'], $edit['path'])); } // Generate a list of possible parents (not including this item or descendants). $options = menu_parent_options($edit['mid']); $form .= form_select(t('Parent item'), 'pid', $edit['pid'], $options); $form .= form_weight(t('Weight'), 'weight', $edit['weight'], 10, t('Optional. In the menu, the heavier items will sink and the lighter items will be positioned nearer the top.')); } $form .= form_submit(t('Submit')); $form .= form_hidden('mid', $edit['mid']); $form .= form_hidden('status', $edit['status']); if ($edit['visibility'] == MENU_HIDE) { // always enable on edit $form .= form_hidden('visibility', MENU_SHOW); } else { $form .= form_hidden('visibility', $edit['visibility']); } return form($form); } /** * Save changes to a menu item into the database. */ function menu_edit_item_save($edit) { if ($edit['mid']) { if ($edit['status'] == MENU_CUSTOM) { db_query("UPDATE {menu} SET pid = %d, path = '%s', title = '%s', weight = %d, visibility = %d WHERE mid = %d", $edit['pid'], $edit['path'], $edit['title'], $edit['weight'], $edit['visibility'], $edit['mid']); } else { db_query("UPDATE {menu} SET pid = %d, title = '%s', weight = %d, visibility = %d, status = %d WHERE mid = %d", $edit['pid'], $edit['title'], $edit['weight'], $edit['visibility'], MENU_MODIFIED, $edit['mid']); } drupal_set_message(t('updated menu item "%title".', array('%title' => $edit['title']))); } else { $mid = db_next_id('menu_mid'); db_query("INSERT INTO {menu} (mid, pid, path, title, weight, visibility, status) VALUES (%d, %d, '%s', '%s', %d, %d, %d)", $mid, $edit['pid'], $edit['path'], $edit['title'], $edit['weight'], $edit['visibility'], $edit['status']); drupal_set_message(t('created new menu item "%title".', array('%title' => $edit['title']))); } menu_rebuild(); } /** * Present the menu tree, rendered along with links to edit menu items. */ function menu_overview_tree() { $menu = menu_get_menu(); $header = array(t('menu item'), array('data' => t('operations'), 'colspan' => 3)); $output = ''; foreach ($menu['items'][0]['children'] as $mid) { $operations = array(); if ($menu['items'][$mid]['status'] != MENU_LOCKED) { $operations[] = l(t('edit'), 'admin/menu/item/edit/'. $mid); } if ($menu['items'][$mid]['status'] == MENU_CUSTOM) { $operations[] = l(t('delete'), 'admin/menu/item/delete/'. $mid); } $table = theme('item_list', $operations); $table .= theme('table', $header, menu_overview_tree_rows($mid)); $output .= theme('box', $menu['items'][$mid]['title'], $table); } return $output; } function menu_overview_tree_rows($pid = 0, $depth = 0) { $menu = menu_get_menu(); $rows = array(); if (isset($menu['items'][$pid]) && $menu['items'][$pid]['children']) { usort($menu['items'][$pid]['children'], '_menu_sort'); foreach ($menu['items'][$pid]['children'] as $mid) { // Populate the title field. $title = ''; if ($pid == 0) { // Top-level items are menu names, and don't have an associated path. $title .= $menu['items'][$mid]['title']; } else { $title .= l($menu['items'][$mid]['title'], $menu['items'][$mid]['path']); } if ($depth > 0) { $title = '- '. $title; } for ($i = 1; $i < $depth; $i++) { $title = ' '. $title; } // Populate the operations field. $operations = array(); if ($menu['items'][$mid]['status'] == MENU_LOCKED) { $operations[] = array('data' => t('locked'), 'colspan' => 3, 'align' => 'center'); } else { if ($menu['items'][$mid]['visibility'] == MENU_HIDE) { $operations[] = array('data' => ''); $operations[] = array('data' => l(t('enable'), 'admin/menu/item/edit/'. $mid)); } else { $operations[] = array('data' => l(t('edit'), 'admin/menu/item/edit/'. $mid)); if ($pid == 0) { // Disabling entire menus is done from block admin page. $operations[] = array('data' => ''); } else { $operations[] = array('data' => l(t('disable'), 'admin/menu/item/disable/'. $mid)); } } if ($menu['items'][$mid]['status'] == MENU_MODIFIED) { $operations[] = array('data' => l(t('reset'), 'admin/menu/item/reset/'. $mid)); } else if ($menu['items'][$mid]['status'] == MENU_CUSTOM) { $operations[] = array('data' => l(t('delete'), 'admin/menu/item/delete/'. $mid)); } else { $operations[] = array('data' => ''); } } // Call out disabled items. if ($menu['items'][$mid]['visibility'] == MENU_HIDE) { $title .= ' ('. t('disabled') .')'; $class = 'menu-disabled'; } else { $class = 'menu-enabled'; } if ($menu['items'][$mid]['visibility'] == MENU_HIDE && $menu['items'][$mid]['status'] == MENU_LOCKED) { // Skip items that are hidden and locked; admins will never care about them. $rows = array_merge($rows, menu_overview_tree_rows($mid, $depth)); } else { $row = array(array('data' => $title, 'class' => $class)); foreach ($operations as $operation) { $operation['class'] = $class; $row[] = $operation; } $rows[] = $row; $rows = array_merge($rows, menu_overview_tree_rows($mid, $depth + 1)); } } } return $rows; } /** * Return a list of menu items that are valid possible parents for the * given menu item. */ function menu_parent_options($mid, $pid = 0, $depth = 0) { $menu = menu_get_menu(); $options = array(); if (isset($menu['items'][$pid]) && $menu['items'][$pid]['children']) { usort($menu['items'][$pid]['children'], '_menu_sort'); foreach ($menu['items'][$pid]['children'] as $child) { if ($child != $mid) { if ($child == 1 || ($child > 0 && $menu['items'][$child]['status'] != MENU_LOCKED)) { $title = ' '. $menu['items'][$child]['title']; for ($i = 0; $i < $depth; $i++) { $title = '--'. $title; } if ($menu['items'][$child]['visibility'] == MENU_HIDE) { $title .= ' ('. t('disabled') .')'; } $options[$child] = $title; } $options += menu_parent_options($mid, $child, $depth + 1); } } } return $options; } ?>