nodes = $data; if (isset($arguments['mode'])) { $this->mode = $arguments['mode']; } if (isset($arguments['item_length'])) { $this->item_length = $arguments['item_length']; } } public function current() { $node = current($this->nodes); if ($node !== FALSE) { return new NodeResourceFeedModelItem($node, $this->mode, $this->item_length); } return FALSE; } public function key() { return key($this->nodes); } public function next() { next($this->nodes); } public function rewind() { reset($this->nodes); } public function valid() { // It's safe to use current as there never should be a boolean // in the node array. return current($this->nodes) !== FALSE; } } class NodeResourceFeedModelItem implements ResourceTimeFeedModelItem { protected $node = NULL; protected $mode = 'raw'; protected $item_length = 'fulltext'; public function __construct($data, $mode = 'raw', $item_length = 'fulltext') { $this->node = $data; $this->mode = $mode; $this->item_length = $item_length; } /** * Returns the raw node title * * @return string * The title of the node */ public function getName() { return $this->node->title; } /** * Calls node_build_content to create a teaser */ public function getDescription() { $description = ''; if ($this->mode == 'render') { // Don't bother with the rendering process if only // the title was requested. if ($this->item_length != 'title') { $description = $this->renderAsNodeFeed($this->node->nid, $this->item_length); } } else { // Serve the raw teaser or body switch ($this->item_length) { case 'teaser': if (isset($this->node->teaser)) { $description = $this->node->teaser; } break; case 'fulltext': if (isset($this->node->body)) { $description = $this->node->body; } break; } } return $description; } /** * This function consists entirely of code copy pasted from node_feed() * to make the node resource feed model consistent with normal feeds. * * @param int $nid * The id of the node that should be rendered * @param string $item_length * The length of the content to generate: title, teaser or fulltext * @return string * The text that should be used for the feed item description */ protected function renderAsNodeFeed($nid, $item_length) { // Load the specified node: $item = node_load($nid); $item->build_mode = NODE_BUILD_RSS; $item->link = url("node/$nid", array('absolute' => TRUE)); if ($item_length != 'title') { $teaser = ($item_length == 'teaser') ? TRUE : FALSE; // Filter and prepare node teaser if (node_hook($item, 'view')) { $item = node_invoke($item, 'view', $teaser, FALSE); } else { $item = node_prepare($item, $teaser); } // Allow modules to change $node->content before the node is rendered. node_invoke_nodeapi($item, 'view', $teaser, FALSE); // Set the proper node property, then unset unused $node property so that a // bad theme can not open a security hole. $content = drupal_render($item->content); if ($teaser) { $item->teaser = $content; unset($item->body); } else { $item->body = $content; unset($item->teaser); } // Allow modules to modify the fully-built node. node_invoke_nodeapi($item, 'alter', $teaser, FALSE); } // Allow modules to add additional item fields and/or modify $item $extra = node_invoke_nodeapi($item, 'rss item'); $extra = array_merge($extra, array(array('key' => 'pubDate', 'value' => gmdate('r', $item->created)), array('key' => 'dc:creator', 'value' => $item->name), array('key' => 'guid', 'value' => $item->nid .' at '. $base_url, 'attributes' => array('isPermaLink' => 'false')))); foreach ($extra as $element) { if (isset($element['namespace'])) { $namespaces = array_merge($namespaces, $element['namespace']); } } // Prepare the item description switch ($item_length) { case 'fulltext': $item_text = $item->body; break; case 'teaser': $item_text = $item->teaser; if (!empty($item->readmore)) { $item_text .= '
'. l(t('read more'), 'node/'. $item->nid, array('absolute' => TRUE, 'attributes' => array('target' => '_blank'))) .'
'; } break; case 'title': $item_text = ''; break; } return $item_text; } /** * Returns the absolute url to the node * * @return string * The node url */ public function getUrl() { return url('node/' . $this->node->nid, array('absolute' => TRUE)); } /** * Gets the created time for the node * * @return int * The created time of the node as a timestamp */ public function getCreated() { return $this->node->created; } /** * Gets the created time for the node * * @return int * The created time of the node as a timestamp */ public function getStarts() { return $this->node->created; } /** * Gets the created time for the node * * @return int * The created time of the node as a timestamp */ public function getEnds() { return $this->node->created; } /** * Gets a associative array containing extra properties for the item. * * @return array * The extra properties of the item as an array */ public function getProperties() { return get_object_vars($this->node); } }