crm.fsf.org/20131203/files/modules/search/tests/search_embedded_form.module

   1 <?php
   2
   3 /**
   4  * @file
   5  * Test module implementing a form that can be embedded in search results.
   6  *
   7  * Embedded form are important, for example, for ecommerce sites where each
   8  * search result may included an embedded form with buttons like "Add to cart"
   9  * for each individual product (node) listed in the search results.
  10  */
  11
  12 /**
  13   * Implements hook_menu().
  14   */
  15 function search_embedded_form_menu() {
  16   $items['search_embedded_form'] = array(
  17     'title' => 'Search_Embed_Form',
  18     'page callback' => 'drupal_get_form',
  19     'page arguments' => array('search_embedded_form_form'),
  20     'access arguments' => array('search content'),
  21     'type' => MENU_CALLBACK,
  22   );
  23
  24   return $items;
  25 }
  26
  27 /**
  28  * Builds a form for embedding in search results for testing.
  29  *
  30  * @see search_embedded_form_form_submit().
  31  */
  32 function search_embedded_form_form($form, &$form_state) {
  33   $count = variable_get('search_embedded_form_submitted', 0);
  34
  35   $form['name'] = array(
  36     '#type' => 'textfield',
  37     '#title' => t('Your name'),
  38     '#maxlength' => 255,
  39     '#default_value' => '',
  40     '#required' => TRUE,
  41     '#description' => t('Times form has been submitted: %count', array('%count' => $count)),
  42   );
  43
  44   $form['actions'] = array('#type' => 'actions');
  45   $form['actions']['submit'] = array(
  46     '#type' => 'submit',
  47     '#value' => t('Send away'),
  48   );
  49
  50   $form['#submit'][] = 'search_embedded_form_form_submit';
  51
  52   return $form;
  53 }
  54
  55 /**
  56  * Submit handler for search_embedded_form_form().
  57  */
  58 function search_embedded_form_form_submit($form, &$form_state) {
  59   $count = variable_get('search_embedded_form_submitted', 0) + 1;
  60   variable_set('search_embedded_form_submitted', $count);
  61   drupal_set_message(t('Test form was submitted'));
  62 }
  63
  64 /**
  65  * Adds the test form to search results.
  66  */
  67 function search_embedded_form_preprocess_search_result(&$variables) {
  68   $form = drupal_get_form('search_embedded_form_form');
  69   $variables['snippet'] .= drupal_render($form);
  70 }