function views_plugin_row_heartbeat_rss::render in Heartbeat 7

Same name and namespace in other branches

1. 6.4 views/views_plugin_row_heartbeat_rss.inc \views_plugin_row_heartbeat_rss::render()

Render a row object. This usually passes through to a theme template of some form, but not always.

Parameters

stdClass $row: A single row of the query result, so an element of $view->result.

Return value

string The rendered output of a single row, used by the style plugin.

Overrides views_plugin_row::render

File

views/views_plugin_row_heartbeat_rss.inc, line 86

Contains the heartbeat activity view row style plugin.

Class

views_plugin_row_heartbeat_rss

Plugin which performs a heartbeat_activity_view on the resulting object.

Code

function render($row) {

  // For the most part, this code is taken from node_feed() in node.module
  global $base_url;
  $uaid = $row->{$this->field_alias};
  if (!is_numeric($uaid)) {
    return;
  }
  $item_length = $this->options['item_length'];

  // Load the specified activity:
  if (!isset($this->activities[$uaid])) {
    return;
  }
  $activity = $this->activities[$uaid];
  $item_text = '';
  $activity->rss_namespaces = array(
    'xmlns:dc' => 'http://purl.org/dc/elements/1.1/',
  );
  $activity->rss_elements = array(
    array(
      'key' => 'pubDate',
      'value' => gmdate('r', $activity->timestamp),
    ),
    array(
      'key' => 'dc:creator',
      'value' => $activity->actor->name,
    ),
    array(
      'key' => 'guid',
      'value' => $activity->uaid . ' at ' . $base_url,
      'attributes' => array(
        'isPermaLink' => 'false',
      ),
    ),
  );

  // The node gets built and modules add to or modify $node->rss_elements
  // and $node->rss_namespaces.
  // Remove previously built content, if exists.
  $activity->content = array();
  $view_mode = 'default';

  // Build fields content.
  field_attach_prepare_view('heartbeat_activity', array(
    $activity->uaid => $activity,
  ), $view_mode);
  entity_prepare_view('heartbeat_activity', array(
    $activity->uaid => $activity,
  ));
  $activity->content += field_attach_view('heartbeat_activity', $activity, $view_mode, $activity->language);

  // Populate $message->content with a render() array.
  $hook = 'heartbeat_activity_view';
  foreach (module_implements($hook) as $module) {
    $function = $module . '_' . $hook;
    if (function_exists($function)) {
      $result = $function($activity, $activity->view_mode, $activity->language);
    }
  }
  $this->view->style_plugin->namespaces = array_merge($this->view->style_plugin->namespaces, $activity->rss_namespaces);

  // Unset the attachements and buttons.
  unset($activity->content['attachments']);
  unset($activity->content['buttons']);
  if (!empty($activity->message)) {
    $item_text .= drupal_render($activity->content);
  }
  $item = new stdClass();
  $item->description = $item_text;
  $item->title = '';
  $item->link = url("heartbeat/message/{$activity->uaid}", array(
    'absolute' => TRUE,
  ));
  $item->elements = $activity->rss_elements;
  $item->uaid = $activity->uaid;
  return theme($this
    ->theme_functions(), array(
    'view' => $this->view,
    'options' => $this->options,
    'row' => $item,
  ));
}