checkRequiredProperties($this->required_feed_properties, $this); $this->dom = new DomDocument('1.0', 'UTF-8'); $this->dom->formatOutput = true; // $rss = $this->dom->createElement('rss'); $rss->setAttribute('version', '2.0'); $rss->setAttributeNodeNS(new DomAttr('xmlns:content', 'http://purl.org/rss/1.0/modules/content/')); $rss->setAttributeNodeNS(new DomAttr('xmlns:atom', 'http://www.w3.org/2005/Atom')); $channel = $this->dom->createElement('channel'); // $generator = $this->dom->createElement('generator', 'PicoFeed (https://github.com/fguillot/picoFeed)'); $channel->appendChild($generator); // $title = $this->dom->createElement('title'); $title->appendChild($this->dom->createTextNode($this->title)); $channel->appendChild($title); // <description/> $description = $this->dom->createElement('description'); $description->appendChild($this->dom->createTextNode($this->description ?: $this->title)); $channel->appendChild($description); // <pubDate/> $this->addPubDate($channel, $this->updated); // <atom:link/> $link = $this->dom->createElement('atom:link'); $link->setAttribute('href', $this->feed_url); $link->setAttribute('rel', 'self'); $link->setAttribute('type', 'application/rss+xml'); $channel->appendChild($link); // <link/> $link = $this->dom->createElement('link'); $link->appendChild($this->dom->createTextNode($this->site_url)); $channel->appendChild($link); // <webMaster/> if (isset($this->author)) $this->addAuthor($channel, 'webMaster', $this->author); // <item/> foreach ($this->items as $item) { $this->checkRequiredProperties($this->required_item_properties, $item); $channel->appendChild($this->createEntry($item)); } $rss->appendChild($channel); $this->dom->appendChild($rss); if ($filename) { $this->dom->save($filename); } else { return $this->dom->saveXML(); } } /** * Create item entry * * @access public * @param arrray $item Item properties * @return DomElement */ public function createEntry(array $item) { $entry = $this->dom->createElement('item'); // <title/> $title = $this->dom->createElement('title'); $title->appendChild($this->dom->createTextNode($item['title'])); $entry->appendChild($title); // <link/> $link = $this->dom->createElement('link'); $link->appendChild($this->dom->createTextNode($item['url'])); $entry->appendChild($link); // <guid/> if (isset($item['id'])) { $guid = $this->dom->createElement('guid'); $guid->setAttribute('isPermaLink', 'false'); $guid->appendChild($this->dom->createTextNode($item['id'])); $entry->appendChild($guid); } else { $guid = $this->dom->createElement('guid'); $guid->setAttribute('isPermaLink', 'true'); $guid->appendChild($this->dom->createTextNode($item['url'])); $entry->appendChild($guid); } // <pubDate/> $this->addPubDate($entry, isset($item['updated']) ? $item['updated'] : ''); // <description/> if (isset($item['summary'])) { $description = $this->dom->createElement('description'); $description->appendChild($this->dom->createTextNode($item['summary'])); $entry->appendChild($description); } // <content/> if (isset($item['content'])) { $content = $this->dom->createElement('content:encoded'); $content->appendChild($this->dom->createCDATASection($item['content'])); $entry->appendChild($content); } // <author/> if (isset($item['author'])) { $this->addAuthor($entry, 'author', $item['author']); } return $entry; } /** * Add publication date * * @access public * @param DomElement $xml XML node * @param integer $value Timestamp */ public function addPubDate(DomElement $xml, $value = 0) { $xml->appendChild($this->dom->createElement( 'pubDate', date(DATE_RSS, $value ?: time()) )); } /** * Add author * * @access public * @param DomElement $xml XML node * @param string $tag Tag name * @param array $values Author name and email */ public function addAuthor(DomElement $xml, $tag, array $values) { $value = ''; if (isset($values['email'])) $value .= $values['email']; if ($value && isset($values['name'])) $value .= ' ('.$values['name'].')'; if ($value) { $author = $this->dom->createElement($tag); $author->appendChild($this->dom->createTextNode($value)); $xml->appendChild($author); } } }