diff options
Diffstat (limited to '3rdparty/fguillot/picofeed/lib/PicoFeed/Parser/Atom.php')
| -rw-r--r-- | 3rdparty/fguillot/picofeed/lib/PicoFeed/Parser/Atom.php | 281 |
1 files changed, 281 insertions, 0 deletions
diff --git a/3rdparty/fguillot/picofeed/lib/PicoFeed/Parser/Atom.php b/3rdparty/fguillot/picofeed/lib/PicoFeed/Parser/Atom.php new file mode 100644 index 000000000..feaf0e376 --- /dev/null +++ b/3rdparty/fguillot/picofeed/lib/PicoFeed/Parser/Atom.php @@ -0,0 +1,281 @@ +<?php + +namespace PicoFeed\Parser; + +use SimpleXMLElement; +use PicoFeed\Logging\Logging; +use PicoFeed\Filter\Filter; +use PicoFeed\Client\Url; + +/** + * Atom parser + * + * @author Frederic Guillot + * @package Parser + */ +class Atom extends Parser +{ + /** + * Get the path to the items XML tree + * + * @access public + * @param SimpleXMLElement $xml Feed xml + * @return SimpleXMLElement + */ + public function getItemsTree(SimpleXMLElement $xml) + { + return $xml->entry; + } + + /** + * Find the feed url + * + * @access public + * @param SimpleXMLElement $xml Feed xml + * @param \PicoFeed\Parser\Feed $feed Feed object + */ + public function findFeedUrl(SimpleXMLElement $xml, Feed $feed) + { + $feed->url = $this->getLink($xml); + } + + /** + * Find the feed description + * + * @access public + * @param SimpleXMLElement $xml Feed xml + * @param \PicoFeed\Parser\Feed $feed Feed object + */ + public function findFeedDescription(SimpleXMLElement $xml, Feed $feed) + { + $feed->description = (string) $xml->subtitle; + } + + /** + * Find the feed logo url + * + * @access public + * @param SimpleXMLElement $xml Feed xml + * @param \PicoFeed\Parser\Feed $feed Feed object + */ + public function findFeedLogo(SimpleXMLElement $xml, Feed $feed) + { + $feed->logo = (string) $xml->logo; + } + + /** + * Find the feed title + * + * @access public + * @param SimpleXMLElement $xml Feed xml + * @param \PicoFeed\Parser\Feed $feed Feed object + */ + public function findFeedTitle(SimpleXMLElement $xml, Feed $feed) + { + $feed->title = Filter::stripWhiteSpace((string) $xml->title) ?: $feed->url; + } + + /** + * Find the feed language + * + * @access public + * @param SimpleXMLElement $xml Feed xml + * @param \PicoFeed\Parser\Feed $feed Feed object + */ + public function findFeedLanguage(SimpleXMLElement $xml, Feed $feed) + { + $feed->language = XmlParser::getXmlLang($this->content); + } + + /** + * Find the feed id + * + * @access public + * @param SimpleXMLElement $xml Feed xml + * @param \PicoFeed\Parser\Feed $feed Feed object + */ + public function findFeedId(SimpleXMLElement $xml, Feed $feed) + { + $feed->id = (string) $xml->id; + } + + /** + * Find the feed date + * + * @access public + * @param SimpleXMLElement $xml Feed xml + * @param \PicoFeed\Parser\Feed $feed Feed object + */ + public function findFeedDate(SimpleXMLElement $xml, Feed $feed) + { + $feed->date = $this->parseDate((string) $xml->updated); + } + + /** + * Find the item date + * + * @access public + * @param SimpleXMLElement $entry Feed item + * @param Item $item Item object + */ + public function findItemDate(SimpleXMLElement $entry, Item $item) + { + $item->date = $this->parseDate((string) $entry->updated); + } + + /** + * Find the item title + * + * @access public + * @param SimpleXMLElement $entry Feed item + * @param Item $item Item object + */ + public function findItemTitle(SimpleXMLElement $entry, Item $item) + { + $item->title = Filter::stripWhiteSpace((string) $entry->title); + + if (empty($item->title)) { + $item->title = $item->url; + } + } + + /** + * Find the item author + * + * @access public + * @param SimpleXMLElement $xml Feed + * @param SimpleXMLElement $entry Feed item + * @param \PicoFeed\Parser\Item $item Item object + */ + public function findItemAuthor(SimpleXMLElement $xml, SimpleXMLElement $entry, Item $item) + { + if (isset($entry->author->name)) { + $item->author = (string) $entry->author->name; + } + else { + $item->author = (string) $xml->author->name; + } + } + + /** + * Find the item content + * + * @access public + * @param SimpleXMLElement $entry Feed item + * @param \PicoFeed\Parser\Item $item Item object + */ + public function findItemContent(SimpleXMLElement $entry, Item $item) + { + $item->content = $this->getContent($entry); + } + + /** + * Find the item URL + * + * @access public + * @param SimpleXMLElement $entry Feed item + * @param \PicoFeed\Parser\Item $item Item object + */ + public function findItemUrl(SimpleXMLElement $entry, Item $item) + { + $item->url = $this->getLink($entry); + } + + /** + * Genereate the item id + * + * @access public + * @param SimpleXMLElement $entry Feed item + * @param \PicoFeed\Parser\Item $item Item object + * @param \PicoFeed\Parser\Feed $feed Feed object + */ + public function findItemId(SimpleXMLElement $entry, Item $item, Feed $feed) + { + $id = (string) $entry->id; + + if ($id) { + $item->id = $this->generateId($id); + } + else { + $item->id = $this->generateId( + $item->getTitle(), $item->getUrl(), $item->getContent() + ); + } + } + + /** + * Find the item enclosure + * + * @access public + * @param SimpleXMLElement $entry Feed item + * @param \PicoFeed\Parser\Item $item Item object + * @param \PicoFeed\Parser\Feed $feed Feed object + */ + public function findItemEnclosure(SimpleXMLElement $entry, Item $item, Feed $feed) + { + foreach ($entry->link as $link) { + if ((string) $link['rel'] === 'enclosure') { + + $item->enclosure_url = Url::resolve((string) $link['href'], $feed->url); + $item->enclosure_type = (string) $link['type']; + break; + } + } + } + + /** + * Find the item language + * + * @access public + * @param SimpleXMLElement $entry Feed item + * @param \PicoFeed\Parser\Item $item Item object + * @param \PicoFeed\Parser\Feed $feed Feed object + */ + public function findItemLanguage(SimpleXMLElement $entry, Item $item, Feed $feed) + { + $item->language = $feed->language; + } + + /** + * Get the URL from a link tag + * + * @access public + * @param SimpleXMLElement $xml XML tag + * @return string + */ + public function getLink(SimpleXMLElement $xml) + { + foreach ($xml->link as $link) { + if ((string) $link['type'] === 'text/html' || (string) $link['type'] === 'application/xhtml+xml') { + return (string) $link['href']; + } + } + + return (string) $xml->link['href']; + } + + /** + * Get the entry content + * + * @access public + * @param SimpleXMLElement $entry XML Entry + * @return string + */ + public function getContent(SimpleXMLElement $entry) + { + if (isset($entry->content) && ! empty($entry->content)) { + + if (count($entry->content->children())) { + return (string) $entry->content->asXML(); + } + else { + return (string) $entry->content; + } + } + else if (isset($entry->summary) && ! empty($entry->summary)) { + return (string) $entry->summary; + } + + return ''; + } +} |