i18n_menu_overview_form.inc in Menu per language - i18n menu overview 7.2

The form for my menu language parts of these are from MENU core. but adapted to fit my needs. This contains form + submit + theming.

File

i18n_menu_overview_form.inc

<?php

/**
 * @file
 * The form for my menu language parts of these are from MENU core.
 * but adapted to fit my needs. This contains form + submit + theming.
 */

/**
 * Build the form.
 *
 * Array @param $form.
 * Array @param $form_state.
 * Array @param string $menu.
 * Array @param string $language_mnu_links.
 * Array @return array.
 */
function i18n_menu_overview_menulanguage_form($form, &$form_state, $menu = 'main-menu', $language_mnu_links = 'nl') {
  global $menu_admin;
  $form['#attached']['css'] = array(
    drupal_get_path('module', 'menu') . '/menu.css',
  );

  // Getting it with the query builder.
  $result = i18n_menu_overview_get_menu_links_by_language($language_mnu_links, $menu);
  foreach ($result as $item) {
    $links[] = get_object_vars($item);
  }
  if (!empty($links)) {
    $tree = menu_tree_data($links);
    $node_links = array();
    menu_tree_collect_node_links($tree, $node_links);

    // We indicate that a menu administrator is running the menu access check.
    $menu_admin = TRUE;
    menu_tree_check_access($tree, $node_links);
    $menu_admin = FALSE;
    $form = array_merge($form, _i18n_menu_overview_menulanguage_form($tree));
    $form['#menu'] = $menu;
    if (element_children($form)) {
      $form['actions'] = array(
        '#type' => 'actions',
      );
      $form['actions']['submit'] = array(
        '#type' => 'submit',
        '#value' => t('Save configuration'),
      );
    }
    else {
      $form['#empty_text'] = t('There are no menu links yet. <a href="@link">@link_text</a>.', array(
        '@link' => url('admin/structure/menu/manage/' . $form['#menu']['menu_name'] . '/add'),
        '@link_text' => t('Add link'),
      ));
    }
    return $form;
  }
}

/**
 * Returns HTML table (draggable).
 *
 * Array @param $variables
 *   An associative array containing:
 *   - form: A render element representing the form.
 *
 * @ingroup themeable
 */
function theme_i18n_menu_overview_menulanguage_form($variables) {
  $form = $variables['form'];
  drupal_add_tabledrag('menu-overview', 'match', 'parent', 'menu-plid', 'menu-plid', 'menu-mlid', TRUE, MENU_MAX_DEPTH - 1);
  drupal_add_tabledrag('menu-overview', 'order', 'sibling', 'menu-weight');
  $header = array(
    t('Menu link'),
    array(
      'data' => t('Enabled'),
      'class' => array(
        'checkbox',
      ),
    ),
    t('Weight'),
    array(
      'data' => t('Operations'),
      'colspan' => '3',
    ),
  );
  $rows = array();
  foreach (element_children($form) as $mlid) {
    if (isset($form[$mlid]['hidden'])) {
      $element =& $form[$mlid];

      // Build a list of operations.
      $operations = array();
      foreach (element_children($element['operations']) as $op) {
        $operations[] = array(
          'data' => drupal_render($element['operations'][$op]),
          'class' => array(
            'menu-operations',
          ),
        );
      }
      while (count($operations) < 2) {
        $operations[] = '';
      }

      // Add special classes to be used for tabledrag.js.
      $element['plid']['#attributes']['class'] = array(
        'menu-plid',
      );
      $element['mlid']['#attributes']['class'] = array(
        'menu-mlid',
      );
      $element['weight']['#attributes']['class'] = array(
        'menu-weight',
      );

      // Change the parent field to a hidden allows any value b hides the field.
      $element['plid']['#type'] = 'hidden';
      $row = array();
      $row[] = theme('indentation', array(
        'size' => $element['#item']['depth'] - 1,
      )) . drupal_render($element['title']);
      $row[] = array(
        'data' => drupal_render($element['hidden']),
        'class' => array(
          'checkbox',
          'menu-enabled',
        ),
      );
      $row[] = drupal_render($element['weight']) . drupal_render($element['plid']) . drupal_render($element['mlid']);
      $row = array_merge($row, $operations);
      $row = array_merge(array(
        'data' => $row,
      ), $element['#attributes']);
      $row['class'][] = 'draggable';
      $rows[] = $row;
    }
  }
  if (empty($rows)) {
    $rows[] = array(
      array(
        'data' => t('Empty, no links, please add an translated link by selecting an language for a link.'),
        'colspan' => '7',
      ),
    );
  }

  // My theming function.
  $the_menu = isset($variables['form']['#menu']) ? $variables['form']['#menu'] : NULL;
  if (empty($the_menu)) {
    drupal_set_message(t('Please make this menu translatable & add an translated link below.'), 'error');
  }
  $output = theme('i18n_menu_overview_page', array(
    'menu' => $the_menu,
    'table' => theme('table', array(
      'header' => $header,
      'rows' => $rows,
      'attributes' => array(
        'id' => 'menu-overview',
      ),
    )),
    'remaining_form_elements' => drupal_render_children($form),
  ));
  return $output;
}

/**
 * Submit callback ==> core default.
 */
function i18n_menu_overview_menulanguage_form_submit($form, &$form_state) {

  // Updates the weight column for each element in
  // our tabletaking intoaccount that item's new order after the drag and
  // drop actions have beenperformed.
  // When dealing with saving menu items, the order in which these items are
  // saved is critical. If a changed child item is saved before its parent,
  // the child item could be saved with an invalid path past its immediate
  // parent. To prevent this, save items in the form in the same order they
  // are sent by $_POST, ensuring parents are saved first, then their children.
  // See http://drupal.org/node/181126#comment-632270
  // Get the $_POST order.
  $order = array_flip(array_keys($form_state['input']));

  // Update our original form with the new order.
  $form = array_merge($order, $form);
  $updated_items = array();
  $fields = array(
    'weight',
    'plid',
  );
  foreach (element_children($form) as $mlid) {
    if (isset($form[$mlid]['#item'])) {
      $element = $form[$mlid];

      // Update any fields that have changed in this menu item.
      foreach ($fields as $field) {
        if ($element[$field]['#value'] != $element[$field]['#default_value']) {
          $element['#item'][$field] = $element[$field]['#value'];
          $updated_items[$mlid] = $element['#item'];
        }
      }

      // Hidden is a special case, the value needs to be reversed.
      if ($element['hidden']['#value'] != $element['hidden']['#default_value']) {

        // Convert to integer rather than boolean due to PDO cast to string.
        $element['#item']['hidden'] = $element['hidden']['#value'] ? 0 : 1;
        $updated_items[$mlid] = $element['#item'];
      }
    }
  }

  // Save all our changed items to the database.
  foreach ($updated_items as $item) {
    $item['customized'] = 1;
    menu_link_save($item);
  }
  drupal_set_message(t('Your configuration has been saved.'));
}

/**
 * Recursive helper function for menu_overview_form().
 *
 * menuTree @param $tree The menu_tree retrieved by menu_tree_data.
 */
function _i18n_menu_overview_menulanguage_form($tree) {

  // Generic codee.
  $base_url_admin_menu_operations = 'admin/structure/menu/item/';
  $options_menu_destination = array(
    'query' => array(
      'destination' => 'admin/structure/' . arg(2),
    ),
  );
  $form =& drupal_static(__FUNCTION__, array(
    '#tree' => TRUE,
  ));
  foreach ($tree as $data) {
    $item = $data['link'];

    // Don't show callbacks; these have $item['hidden'] < 0.
    if ($item && $item['hidden'] >= 0) {
      $mlid = 'mlid:' . $item['mlid'];
      $form[$mlid]['#item'] = $item;
      $form[$mlid]['#attributes'] = $item['hidden'] ? array(
        'class' => array(
          'menu-disabled',
        ),
      ) : array(
        'class' => array(
          'menu-enabled',
        ),
      );
      $form[$mlid]['title']['#markup'] = l($item['title'], $item['href'], $item['localized_options']) . ($item['hidden'] ? ' (' . t('disabled') . ')' : '');
      $form[$mlid]['hidden'] = array(
        '#type' => 'checkbox',
        '#title' => t('Enable @title menu link', array(
          '@title' => $item['title'],
        )),
        '#title_display' => 'invisible',
        '#default_value' => !$item['hidden'],
      );
      $form[$mlid]['weight'] = array(
        '#type' => 'weight',
        '#delta' => 50,
        '#default_value' => $item['weight'],
        '#title_display' => 'invisible',
        '#title' => t('Weight for @title', array(
          '@title' => $item['title'],
        )),
      );
      $form[$mlid]['mlid'] = array(
        '#type' => 'hidden',
        '#value' => $item['mlid'],
      );
      $form[$mlid]['plid'] = array(
        '#type' => 'hidden',
        '#default_value' => $item['plid'],
      );

      // Change the options for the links.
      $operations = array();

      // My translate link.
      // Comes in handy and quick for translating things.
      $operations['translate'] = array(
        '#type' => 'link',
        '#title' => t('translate'),
        '#href' => $base_url_admin_menu_operations . $item['mlid'] . '/translate',
        '#options' => $options_menu_destination,
      );

      // Edit link.
      $operations['edit'] = array(
        '#type' => 'link',
        '#title' => t('edit'),
        '#href' => $base_url_admin_menu_operations . $item['mlid'] . '/edit',
        '#options' => $options_menu_destination,
      );

      // Only items created by the menu module can be deleted.
      if ($item['module'] == 'menu' || $item['updated'] == 1) {
        $operations['delete'] = array(
          '#type' => 'link',
          '#title' => t('delete'),
          '#href' => $base_url_admin_menu_operations . $item['mlid'] . '/delete',
          '#options' => $options_menu_destination,
        );
      }
      elseif ($item['module'] == 'system' && $item['customized']) {
        $operations['reset'] = array(
          '#type' => 'link',
          '#title' => filter_xss(t('Reset')),
          '#href' => $base_url_admin_menu_operations . $item['mlid'] . '/reset',
        );
      }
      $form[$mlid]['operations'] = $operations;
    }
    if ($data['below']) {
      _i18n_menu_overview_menulanguage_form($data['below']);
    }
  }
  return $form;
}

Functions

Name	Description
i18n_menu_overview_menulanguage_form	Build the form.
i18n_menu_overview_menulanguage_form_submit	Submit callback ==> core default.
theme_i18n_menu_overview_menulanguage_form	Returns HTML table (draggable).
_i18n_menu_overview_menulanguage_form	Recursive helper function for menu_overview_form().