function views_plugin_row_node_rss::render

Overrides views_plugin_row::render

File

modules/node/views_plugin_row_node_rss.inc, line 111

Class

views_plugin_row_node_rss

Plugin which performs a node_view on the resulting object and formats it as an RSS item.

Code

public function render($row) {
    // For the most part; This code is taken from node_feed() in node.module.
    global $base_url;
    $nid = $row->{$this->field_alias};
    if (!is_numeric($nid)) {
        return;
    }
    $display_mode = $this->options['item_length'];
    if ($display_mode == 'default') {
        $display_mode = variable_get('feed_item_length', 'teaser');
    }
    // Load the specified node.
    $node = $this->nodes[$nid];
    if (empty($node)) {
        return;
    }
    $item_text = '';
    $uri = entity_uri('node', $node);
    $node->link = url($uri['path'], $uri['options'] + array(
        'absolute' => TRUE,
    ));
    $node->rss_namespaces = array();
    $node->rss_elements = array(
        array(
            'key' => 'pubDate',
            'value' => gmdate('r', $node->created),
        ),
        array(
            'key' => 'dc:creator',
            'value' => format_username($node),
        ),
        array(
            'key' => 'guid',
            'value' => $node->nid . ' at ' . $base_url,
            'attributes' => array(
                'isPermaLink' => 'false',
            ),
        ),
    );
    // The node gets built and modules add to or modify $node->rss_elements
    // and $node->rss_namespaces.
    $build_mode = $display_mode;
    $build = node_view($node, $build_mode);
    unset($build['#theme']);
    if (!empty($node->rss_namespaces)) {
        $this->view->style_plugin->namespaces = array_merge($this->view->style_plugin->namespaces, $node->rss_namespaces);
    }
    elseif (function_exists('rdf_get_namespaces')) {
        // Merge RDF namespaces in the XML namespaces in case they are used
        // further in the RSS content.
        $xml_rdf_namespaces = array();
        foreach (rdf_get_namespaces() as $prefix => $uri) {
            $xml_rdf_namespaces['xmlns:' . $prefix] = $uri;
        }
        $this->view->style_plugin->namespaces += $xml_rdf_namespaces;
    }
    // Hide the links if desired.
    if (!$this->options['links']) {
        hide($build['links']);
    }
    if ($display_mode != 'title') {
        // We render node contents and force links to be last.
        $build['links']['#weight'] = 1000;
        $item_text .= drupal_render($build);
    }
    $item = new stdClass();
    $item->description = $item_text;
    $item->title = $node->title;
    $item->link = $node->link;
    $item->elements = $node->rss_elements;
    $item->nid = $node->nid;
    return theme($this->theme_functions(), array(
        'view' => $this->view,
        'options' => $this->options,
        'row' => $item,
    ));
}