modules/search/views_handler_field_search_score.inc

   1 <?php
   2
   3 /**
   4  * Field handler to provide simple renderer that allows linking to a node.
   5  */
   6 class views_handler_field_search_score extends views_handler_field_numeric {
   7   function option_definition() {
   8     $options = parent::option_definition();
   9
  10     $options['alternate_sort'] = array('default' => '');
  11     $options['alternate_order'] = array('default' => 'asc');
  12
  13     return $options;
  14   }
  15
  16   function options_form(&$form, &$form_state) {
  17     $style_options = $this->view->display_handler->get_option('style_options');
  18     if (isset($style_options['default']) && $style_options['default'] == $this->options['id']) {
  19       $handlers = $this->view->display_handler->get_handlers('field');
  20       $options = array('' => t('No alternate'));
  21       foreach ($handlers as $id => $handler) {
  22         $options[$id] = $handler->ui_name();
  23       }
  24
  25       $form['alternate_sort'] = array(
  26         '#type' => 'select',
  27         '#title' => t('Alternative sort'),
  28         '#description' => t('If no search is performed and this field does not appear, pick an alternative default table sort field.'),
  29         '#options' => $options,
  30         '#default_value' => $this->options['alternate_sort'],
  31       );
  32
  33       $form['alternate_order'] = array(
  34         '#type' => 'select',
  35         '#title' => t('Alternate sort order'),
  36         '#options' => array('asc' => t('Ascending'), 'desc' => t('Descending')),
  37         '#default_value' => $this->options['alternate_order'],
  38       );
  39     }
  40
  41     parent::options_form($form, $form_state);
  42   }
  43
  44   function query() {
  45     // Check to see if the search filter added 'score' to the table.
  46     // Our filter stores it as $handler->search_score -- and we also
  47     // need to check its relationship to make sure that we're using the same
  48     // one or obviously this won't work.
  49     foreach ($this->view->filter as $handler) {
  50       if (isset($handler->search_score) && $handler->relationship == $this->relationship) {
  51         $this->field_alias = $handler->search_score;
  52         $this->table_alias = $handler->table_alias;
  53         return;
  54       }
  55     }
  56
  57     // Hide this field if no search filter is in place.
  58     $this->options['exclude'] = TRUE;
  59     if (!empty($this->options['alternate_sort'])) {
  60       if (isset($this->view->style_plugin->options['default']) && $this->view->style_plugin->options['default'] == $this->options['id']) {
  61         // Since the style handler initiates fields, we plug these values right into the active handler.
  62         $this->view->style_plugin->options['default'] = $this->options['alternate_sort'];
  63         $this->view->style_plugin->options['order'] = $this->options['alternate_order'];
  64       }
  65     }
  66   }
  67
  68   function click_sort($order) {
  69     if (isset($this->table_alias)) {
  70        $this->query->add_orderby(NULL, NULL, $order, $this->field_alias);
  71     }
  72   }
  73
  74   function render($values) {
  75     // Only render if we exist.
  76     if (isset($this->table_alias)) {
  77       return parent::render($values);
  78     }
  79   }
  80
  81 }