crm.fsf.org/20131203/files/sites/all/modules-new/views/modules/comment/views_handler_field_comment_node_link.inc

   1 <?php
   2
   3 /**
   4  * @file
   5  * Definition of views_handler_field_comment_node_link.
   6  */
   7
   8 /**
   9  * Handler for showing comment module's node link.
  10  *
  11  * @ingroup views_field_handlers
  12  */
  13 class views_handler_field_comment_node_link extends views_handler_field_entity {
  14   function construct() {
  15     parent::construct();
  16
  17     // Add the node fields that comment_link will need..
  18     $this->additional_fields['nid'] = array(
  19       'field' => 'nid',
  20     );
  21     $this->additional_fields['type'] = array(
  22       'field' => 'type',
  23     );
  24     $this->additional_fields['comment'] = array(
  25       'field' => 'comment',
  26     );
  27   }
  28
  29   function option_definition() {
  30     $options = parent::option_definition();
  31     $options['teaser'] = array('default' => FALSE, 'bool' => TRUE);
  32     return $options;
  33   }
  34
  35   function options_form(&$form, &$form_state) {
  36     $form['teaser'] = array(
  37       '#type' => 'checkbox',
  38       '#title' => t('Show teaser-style link'),
  39       '#default_value' => $this->options['teaser'],
  40       '#description' => t('Show the comment link in the form used on standard node teasers, rather than the full node form.'),
  41     );
  42
  43     parent::options_form($form, $form_state);
  44   }
  45
  46   function query() {
  47     $this->ensure_my_table();
  48     $this->add_additional_fields();
  49   }
  50
  51   function render($values) {
  52     // Build fake $node.
  53     $node = $this->get_value($values);
  54
  55     // Call comment.module's hook_link: comment_link($type, $node = NULL, $teaser = FALSE)
  56     // Call node by reference so that something is changed here
  57     comment_node_view($node, $this->options['teaser'] ? 'teaser' : 'full');
  58     // question: should we run these through:    drupal_alter('link', $links, $node);
  59     // might this have unexpected consequences if these hooks expect items in $node that we don't have?
  60
  61     // Only render the links, if they are defined.
  62     return !empty($node->content['links']['comment']) ? drupal_render($node->content['links']['comment']) : '';
  63   }
  64 }