danielebarchiesi@0: <?php
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * @file
danielebarchiesi@0:  * Test module implementing a form that can be embedded in search results.
danielebarchiesi@0:  *
danielebarchiesi@0:  * Embedded form are important, for example, for ecommerce sites where each
danielebarchiesi@0:  * search result may included an embedded form with buttons like "Add to cart"
danielebarchiesi@0:  * for each individual product (node) listed in the search results.
danielebarchiesi@0:  */
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:   * Implements hook_menu().
danielebarchiesi@0:   */
danielebarchiesi@0: function search_embedded_form_menu() {
danielebarchiesi@0:   $items['search_embedded_form'] = array(
danielebarchiesi@0:     'title' => 'Search_Embed_Form',
danielebarchiesi@0:     'page callback' => 'drupal_get_form',
danielebarchiesi@0:     'page arguments' => array('search_embedded_form_form'),
danielebarchiesi@0:     'access arguments' => array('search content'),
danielebarchiesi@0:     'type' => MENU_CALLBACK,
danielebarchiesi@0:   );
danielebarchiesi@0: 
danielebarchiesi@0:   return $items;
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Builds a form for embedding in search results for testing.
danielebarchiesi@0:  *
danielebarchiesi@0:  * @see search_embedded_form_form_submit().
danielebarchiesi@0:  */
danielebarchiesi@0: function search_embedded_form_form($form, &$form_state) {
danielebarchiesi@0:   $count = variable_get('search_embedded_form_submitted', 0);
danielebarchiesi@0: 
danielebarchiesi@0:   $form['name'] = array(
danielebarchiesi@0:     '#type' => 'textfield',
danielebarchiesi@0:     '#title' => t('Your name'),
danielebarchiesi@0:     '#maxlength' => 255,
danielebarchiesi@0:     '#default_value' => '',
danielebarchiesi@0:     '#required' => TRUE,
danielebarchiesi@0:     '#description' => t('Times form has been submitted: %count', array('%count' => $count)),
danielebarchiesi@0:   );
danielebarchiesi@0: 
danielebarchiesi@0:   $form['actions'] = array('#type' => 'actions');
danielebarchiesi@0:   $form['actions']['submit'] = array(
danielebarchiesi@0:     '#type' => 'submit',
danielebarchiesi@0:     '#value' => t('Send away'),
danielebarchiesi@0:   );
danielebarchiesi@0: 
danielebarchiesi@0:   $form['#submit'][] = 'search_embedded_form_form_submit';
danielebarchiesi@0: 
danielebarchiesi@0:   return $form;
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Submit handler for search_embedded_form_form().
danielebarchiesi@0:  */
danielebarchiesi@0: function search_embedded_form_form_submit($form, &$form_state) {
danielebarchiesi@0:   $count = variable_get('search_embedded_form_submitted', 0) + 1;
danielebarchiesi@0:   variable_set('search_embedded_form_submitted', $count);
danielebarchiesi@0:   drupal_set_message(t('Test form was submitted'));
danielebarchiesi@0: }
danielebarchiesi@0: 
danielebarchiesi@0: /**
danielebarchiesi@0:  * Adds the test form to search results.
danielebarchiesi@0:  */
danielebarchiesi@0: function search_embedded_form_preprocess_search_result(&$variables) {
danielebarchiesi@0:   $form = drupal_get_form('search_embedded_form_form');
danielebarchiesi@0:   $variables['snippet'] .= drupal_render($form);
danielebarchiesi@0: }