/**
  * Overrides ctools_export_ui::edit_save_form().
  *
  * Clear menu cache in case the SPARQL endpoint path was modified.
  */
 function edit_save_form($form_state)
 {
     parent::edit_save_form($form_state);
     if (!empty($form_state['plugin']['schema']) && $form_state['plugin']['schema'] == 'arc2_store_settings') {
         menu_rebuild();
     }
 }

 /**
  * Overrides ctools_export_ui::list_form().
  *
  * Simplifies the form similar to how the Context module does it.
  */
 function list_form(&$form, &$form_state)
 {
     parent::list_form($form, $form_state);
     $form['top row']['submit'] = $form['bottom row']['submit'];
     $form['top row']['reset'] = $form['bottom row']['reset'];
     $form['bottom row']['#access'] = FALSE;
     return;
 }

 /**
  * Include some ctools stuff required for drupal ajax to work properly.
  * @see ctools_export_ui::edit_form()
  */
 public function edit_form(&$form, &$form_state)
 {
     // This is needed in order to get the ajax working in the ctools form.
     ctools_include('plugins');
     ctools_include('export');
     ctools_get_plugins('ctools', 'export_ui', 'entity_collection');
     parent::edit_form($form, $form_state);
     // We need to define our own function, the one provided by ctools does not
     // work with the Drupal ajax API.
     $form['info']['name']['#machine_name']['exists'] = 'entity_collection_bundle_exists';
 }

 /**
  * Overrides ctools_export_ui::edit_execute_form().
  *
  * This is hacky, but since CTools Export UI uses drupal_goto() we have to
  * effectively change the plugin to modify the redirect path dynamically.
  */
 function edit_execute_form(&$form_state)
 {
     $output = parent::edit_execute_form($form_state);
     if (!empty($form_state['executed'])) {
         $clicked = $form_state['clicked_button']['#value'];
         if (t('Add item') == $clicked || t('Save and edit') == $clicked) {
             // We always want to redirect back to this page when adding an item,
             // but we want to preserve the destination so we can be redirected back
             // to where we came from after clicking "Save".
             $options = array();
             if (!empty($_GET['destination'])) {
                 $options['query']['destination'] = $_GET['destination'];
                 unset($_GET['destination']);
             }
             // Sets redirect path and options.
             $op = $form_state['op'];
             $name = $form_state['values']['name'];
             $path = 'add' != $op ? current_path() : 'admin/config/search/current_search/list/' . $name . '/edit';
             $this->plugin['redirect'][$op] = array($path, $options);
         }
     }
     return $output;
 }

 /**
  * Implements edit_form_submit().
  */
 function edit_form_submit(&$form, &$form_state)
 {
     if (isset($form_state['values']['stream_op']) && $form_state['values']['stream_op'] == 'add_clone') {
         $pluginBasePath = ctools_export_ui_plugin_base_path($this->plugin) . '/list/';
         drupal_goto($pluginBasePath . $form_state['values']['stream_original'] . '/clone');
     } else {
         // First change the values.
         foreach ($form_state['values']['settings'] as $name => $setting) {
             if (is_array($setting)) {
                 foreach ($setting as $key => $value) {
                     $form_state['values']['settings'][$key] = $value;
                 }
                 unset($form_state['values']['settings'][$name]);
             }
         }
         heartbeat_stream_config_reset();
         // Let CTools prepare the "item" variable as normal.
         parent::edit_form_submit($form, $form_state);
         drupal_set_message(t('Heartbeat streams cache has been cleared and menu is rebuild.'));
     }
 }

 function list_filter($form_state, $item)
 {
     if ($form_state['values']['category'] != 'all' && $form_state['values']['category'] != $item->category) {
         return TRUE;
     }
     return parent::list_filter($form_state, $item);
 }

 /**
  * Adding or editing snippet
  * @param $form
  * @param $form_state
  */
 function edit_form(&$form, &$form_state)
 {
     // this is to show the preview
     $form['snippet_preview_wrapper'] = array('#prefix' => '<div id="snippet_preview">', '#suffix' => '</div>', '#markup' => '');
     // adding parent element
     parent::edit_form($form, $form_state);
     if ($form_state['form type'] == 'clone') {
         $default_snippet = $this->load_item($form_state['original name']);
     } elseif ($form_state['form type'] == 'add') {
         $default_snippet = $form_state['item'];
         $default_snippet->rid = NULL;
         $default_snippet->content = '';
     } else {
         $default_snippet = $form_state['item'];
     }
     // Needs to disable the admin_tile and name (machine name) fields
     // and delete button for editing snippet
     if ($form_state['op'] == 'edit') {
         $form['info']['admin_title']['#disabled'] = TRUE;
         $form['info']['name']['#disabled'] = TRUE;
         $form['buttons']['delete']['#access'] = FALSE;
     }
     $form['title'] = array('#type' => 'textfield', '#title' => t('Title'), '#description' => t('Title for the textarea-exportible.'), '#default_value' => $default_snippet->rid ? $default_snippet->title_revision : $default_snippet->title);
     $form['content'] = array('#type' => 'text_format', '#title' => t('Content'), '#description' => t('Description of this snippet.'), '#default_value' => $default_snippet->content, '#format' => @$default_snippet->content_format);
     $form['preview'] = array('#type' => 'button', '#limit_validation_errors' => array(), '#value' => t('Preview'), '#submit' => array('snippet_build_preview'), '#ajax' => array('callback' => 'snippet_form_build_preview_callback', 'wrapper' => 'snippet_preview'), '#weight' => 101);
 }

 /**
  * Provide the actual editing form.
  */
 function edit_form(&$form, &$form_state)
 {
     parent::edit_form($form, $form_state);
     $form['title'] = array('#type' => 'textfield', '#title' => t('Title'), '#description' => t('A human-readable title for the provider.'), '#size' => 32, '#maxlength' => 255, '#required' => TRUE, '#default_value' => $form_state['item']->title);
     $form['endpoint'] = array('#type' => 'textfield', '#title' => t('Endpoint'), '#description' => t('The endpoint where OEmbed requests are going to be sent.'), '#size' => 32, '#maxlength' => 255, '#required' => TRUE, '#default_value' => $form_state['item']->endpoint);
     $form['scheme'] = array('#type' => 'textarea', '#title' => t('Schemes'), '#description' => t('Newline separated list of schemes like !example', array('!example' => 'http://*.revision3.com/*')), '#required' => TRUE, '#default_value' => $form_state['item']->scheme);
 }

 function hook_menu(&$items)
 {
     // Change the item to a tab on the fb_social configuration page.
     $this->plugin['menu']['items']['list callback']['type'] = MENU_LOCAL_TASK;
     $this->plugin['menu']['items']['list callback']['weight'] = 10;
     parent::hook_menu($items);
 }

 /**
  * Create the filter/sort form at the top of a list of exports.
  */
 function list_form(&$form, &$form_state)
 {
     // Put a wrapper around the form so it can be hidden.  Unsetting the form
     // rows or doing nothing here doesn't seem to do the trick.
     parent::list_form($form, $form_state);
     $form['#prefix'] = '<div class="finder-ui-list-wrapper">' . $form['#prefix'];
     $form['#suffix'] = $form['#prefix'] . '</div>';
 }

 /**
  * Remove fields associated to bundles that are being deleted.
  */
 function delete_form_submit(&$form_state)
 {
     parent::delete_form_submit($form_state);
     if ($form_state['op'] == 'delete') {
         field_attach_delete_bundle('fieldable_panels_pane', $form_state['item']->name);
         entity_info_cache_clear();
     }
 }

 function edit_form_submit(&$form, &$form_state)
 {
     $form_state["values"]['changed'] = time();
     parent::edit_form_submit($form, $form_state);
     $template_code = $form_state["values"]['html'];
     $item = $form_state['item'];
     zm_template_save_template($template_code, $item->name);
 }

 /**
  * Prepare the tag values before they are added to the database.
  */
 function edit_form_submit(&$form, &$form_state)
 {
     $settings = $form_state['values']['settings'];
     // Since the targeting form is reusable it isn't already in the settings
     // array so we grab it here.
     $settings['targeting'] = $form_state['values']['targeting'];
     $form_state['values']['settings'] = serialize($settings);
     parent::edit_form_submit($form, $form_state);
 }

 function edit_form_submit(&$form, &$form_state)
 {
     parent::edit_form_submit($form, $form_state);
     if (module_exists('mailhandler_default')) {
         drupal_set_message(t("Now that you've created a mailbox, send it a test email and try to <a href='@import-page'>create a source node</a> to start importing messages.", array('@import-page' => url('node/add/mailhandler-source'))));
     } else {
         drupal_set_message(t("Now that you've created a mailbox, you'll need to <a href='@importer-add'>create a Feeds importer</a> or <a href='@import-page'>run an existing importer</a>. Consider <a href='@module-page'>enabling the Mailhandler quick-start</a> module.", array('@importer-add' => url(MAILHANDLER_MENU_PREFIX . '/feeds/add'), '@import-page' => url('import'), '@module-page' => url('admin/modules'))));
     }
 }

 function list_form(&$form, &$form_state)
 {
     parent::list_form($form, $form_state);
     $form['top row']['submit'] = $form['bottom row']['submit'];
     $form['top row']['reset'] = $form['bottom row']['reset'];
     $form['bottom row']['#access'] = FALSE;
     // Invalidate the context cache.
     context_invalidate_cache();
     return;
 }

 function edit_form_submit($form, &$form_state) {
   parent::edit_form_submit($form, $form_state);
   $type = substr($form_state['values']['service_charge'], -1) == '%' ? 'percentage' : 'price';
   $amount = str_replace(array('%', '='), '', $form_state['values']['service_charge']);
   $form_state['item']->data = array(
     'service_charge' => trim($amount),
     'service_charge_type' => $type,
     'service_charge_title' => $form_state['values']['service_charge_title'],
   );
 }

  /**
   * Provide a list of sort options.
   */
  function list_sort_options() {
    $options = parent::list_sort_options();

    $options += array(
      'width' => t('Width'),
      'height' => t('Height'),
    );

    return $options;
  }

 /**
  * Provide the actual editing form.
  */
 function edit_form(&$form, &$form_state)
 {
     parent::edit_form($form, $form_state);
     // Add the buttons if the wizard is not in use.
     if (empty($form_state['form_info'])) {
         // Add buttons.
         $form['buttons']['submit']['#attributes'] = array('class' => array('enabled-for-ajax'));
         // Disable view display selection if a view has not been chosen.
         if (empty($form_state['values']['name'])) {
             $form['buttons']['submit']['#disabled'] = TRUE;
         }
     }
 }

 function list_form(&$form, &$form_state)
 {
     parent::list_form($form, $form_state);
     // This is perhaps a bit brutal, but I don't think that any sites
     // will have enough premium levels to warrant the very fancy
     // filtering interface CTools provide by default. If you really need
     // this interface, please file a bug, and we will consider making an
     // option for enabling it.
     // TODO: This is really an ugly way to hide these, but pending
     // resolution of http://drupal.org/node/1133740, it seems to be the
     // best way to go.
     $form['top row']['#access'] = FALSE;
     $form['bottom row']['#access'] = FALSE;
 }

 /**
  * {@inheritdoc}
  */
 function edit_form(&$form, &$form_state)
 {
     parent::edit_form($form, $form_state);
     $preset = $form_state['item'];
     // Determine the currently selected entity type.
     $selected = isset($form_state['values']['entity_type']) ? $form_state['values']['entity_type'] : $preset->entity_type;
     // Disable form submission if an entity type has not been selected.
     if (empty($selected)) {
         $form['buttons']['submit']['#disabled'] = TRUE;
     }
     // Wrap the submit button in markup to allow it to be targeted with JS.
     $form['buttons']['submit']['#prefix'] = '<span id="save-button">';
     $form['buttons']['submit']['#suffix'] = '</span>';
 }