Source of file Atom.php
Size: 9,401 Bytes - Last Modified: 2014-03-12T23:21:18+01:00
/home/theseer/Downloads/ZendFramework-2.3.0/library/Zend/Feed/Reader/Feed/Atom.php
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(http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License */ namespace Zend\Feed\Reader\Feed; use DOMDocument; use Zend\Feed\Reader; /** */ class Atom extends AbstractFeed { /** * Constructor * * @param DOMDocument $dom * @param string $type */ public function __construct(DOMDocument $dom, $type = null) { parent::__construct($dom, $type); $manager = Reader\Reader::getExtensionManager(); $atomFeed = $manager->get('Atom\Feed'); $atomFeed->setDomDocument($dom); $atomFeed->setType($this->data['type']); $atomFeed->setXpath($this->xpath); $this->extensions['Atom\\Feed'] = $atomFeed; $atomFeed = $manager->get('DublinCore\Feed'); $atomFeed->setDomDocument($dom); $atomFeed->setType($this->data['type']); $atomFeed->setXpath($this->xpath); $this->extensions['DublinCore\\Feed'] = $atomFeed; foreach ($this->extensions as $extension) { $extension->setXpathPrefix('/atom:feed'); } } /** * Get a single author * * @param int $index * @return string|null */ public function getAuthor($index = 0) { $authors = $this->getAuthors(); if (isset($authors[$index])) { return $authors[$index]; } return null; } /** * Get an array with feed authors * * @return array */ public function getAuthors() { if (array_key_exists('authors', $this->data)) { return $this->data['authors']; } $authors = $this->getExtension('Atom')->getAuthors(); $this->data['authors'] = $authors; return $this->data['authors']; } /** * Get the copyright entry * * @return string|null */ public function getCopyright() { if (array_key_exists('copyright', $this->data)) { return $this->data['copyright']; } $copyright = $this->getExtension('Atom')->getCopyright(); if (!$copyright) { $copyright = null; } $this->data['copyright'] = $copyright; return $this->data['copyright']; } /** * Get the feed creation date * * @return string|null */ public function getDateCreated() { if (array_key_exists('datecreated', $this->data)) { return $this->data['datecreated']; } $dateCreated = $this->getExtension('Atom')->getDateCreated(); if (!$dateCreated) { $dateCreated = null; } $this->data['datecreated'] = $dateCreated; return $this->data['datecreated']; } /** * Get the feed modification date * * @return string|null */ public function getDateModified() { if (array_key_exists('datemodified', $this->data)) { return $this->data['datemodified']; } $dateModified = $this->getExtension('Atom')->getDateModified(); if (!$dateModified) { $dateModified = null; } $this->data['datemodified'] = $dateModified; return $this->data['datemodified']; } /** * Get the feed lastBuild date. This is not implemented in Atom. * * @return string|null */ public function getLastBuildDate() { return null; } /** * Get the feed description * * @return string|null */ public function getDescription() { if (array_key_exists('description', $this->data)) { return $this->data['description']; } $description = $this->getExtension('Atom')->getDescription(); if (!$description) { $description = null; } $this->data['description'] = $description; return $this->data['description']; } /** * Get the feed generator entry * * @return string|null */ public function getGenerator() { if (array_key_exists('generator', $this->data)) { return $this->data['generator']; } $generator = $this->getExtension('Atom')->getGenerator(); $this->data['generator'] = $generator; return $this->data['generator']; } /** * Get the feed ID * * @return string|null */ public function getId() { if (array_key_exists('id', $this->data)) { return $this->data['id']; } $id = $this->getExtension('Atom')->getId(); $this->data['id'] = $id; return $this->data['id']; } /** * Get the feed language * * @return string|null */ public function getLanguage() { if (array_key_exists('language', $this->data)) { return $this->data['language']; } $language = $this->getExtension('Atom')->getLanguage(); if (!$language) { $language = $this->xpath->evaluate('string(//@xml:lang[1])'); } if (!$language) { $language = null; } $this->data['language'] = $language; return $this->data['language']; } /** * Get a link to the source website * * @return string|null */ public function getBaseUrl() { if (array_key_exists('baseUrl', $this->data)) { return $this->data['baseUrl']; } $baseUrl = $this->getExtension('Atom')->getBaseUrl(); $this->data['baseUrl'] = $baseUrl; return $this->data['baseUrl']; } /** * Get a link to the source website * * @return string|null */ public function getLink() { if (array_key_exists('link', $this->data)) { return $this->data['link']; } $link = $this->getExtension('Atom')->getLink(); $this->data['link'] = $link; return $this->data['link']; } /** * Get feed image data * * @return array|null */ public function getImage() { if (array_key_exists('image', $this->data)) { return $this->data['image']; } $link = $this->getExtension('Atom')->getImage(); $this->data['image'] = $link; return $this->data['image']; } /** * Get a link to the feed's XML Url * * @return string|null */ public function getFeedLink() { if (array_key_exists('feedlink', $this->data)) { return $this->data['feedlink']; } $link = $this->getExtension('Atom')->getFeedLink(); if ($link === null || empty($link)) { $link = $this->getOriginalSourceUri(); } $this->data['feedlink'] = $link; return $this->data['feedlink']; } /** * Get the feed title * * @return string|null */ public function getTitle() { if (array_key_exists('title', $this->data)) { return $this->data['title']; } $title = $this->getExtension('Atom')->getTitle(); $this->data['title'] = $title; return $this->data['title']; } /** * Get an array of any supported Pusubhubbub endpoints * * @return array|null */ public function getHubs() { if (array_key_exists('hubs', $this->data)) { return $this->data['hubs']; } $hubs = $this->getExtension('Atom')->getHubs(); $this->data['hubs'] = $hubs; return $this->data['hubs']; } /** * Get all categories * * @return Reader\Collection\Category */ public function getCategories() { if (array_key_exists('categories', $this->data)) { return $this->data['categories']; } $categoryCollection = $this->getExtension('Atom')->getCategories(); if (count($categoryCollection) == 0) { $categoryCollection = $this->getExtension('DublinCore')->getCategories(); } $this->data['categories'] = $categoryCollection; return $this->data['categories']; } /** * Read all entries to the internal entries array * * @return void */ protected function indexEntries() { if ($this->getType() == Reader\Reader::TYPE_ATOM_10 || $this->getType() == Reader\Reader::TYPE_ATOM_03) { $entries = array(); $entries = $this->xpath->evaluate('//atom:entry'); foreach ($entries as $index => $entry) { $this->entries[$index] = $entry; } } } /** * Register the default namespaces for the current feed format * */ protected function registerNamespaces() { switch ($this->data['type']) { case Reader\Reader::TYPE_ATOM_03: $this->xpath->registerNamespace('atom', Reader\Reader::NAMESPACE_ATOM_03); break; case Reader\Reader::TYPE_ATOM_10: default: $this->xpath->registerNamespace('atom', Reader\Reader::NAMESPACE_ATOM_10); } } } |