diff options
Diffstat (limited to '3rdparty/ZendFeed/Reader/Extension/DublinCore/Feed.php')
| -rw-r--r-- | 3rdparty/ZendFeed/Reader/Extension/DublinCore/Feed.php | 281 |
1 files changed, 281 insertions, 0 deletions
diff --git a/3rdparty/ZendFeed/Reader/Extension/DublinCore/Feed.php b/3rdparty/ZendFeed/Reader/Extension/DublinCore/Feed.php new file mode 100644 index 000000000..2738ac732 --- /dev/null +++ b/3rdparty/ZendFeed/Reader/Extension/DublinCore/Feed.php @@ -0,0 +1,281 @@ +<?php +/** + * Zend Framework (http://framework.zend.com/) + * + * @link http://github.com/zendframework/zf2 for the canonical source repository + * @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com) + * @license http://framework.zend.com/license/new-bsd New BSD License + */ + +namespace Zend\Feed\Reader\Extension\DublinCore; + +use DateTime; +use Zend\Feed\Reader; +use Zend\Feed\Reader\Collection; +use Zend\Feed\Reader\Extension; + +class Feed extends Extension\AbstractFeed +{ + /** + * 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 = array(); + $list = $this->getXpath()->query('//dc11:creator'); + + if (!$list->length) { + $list = $this->getXpath()->query('//dc10:creator'); + } + if (!$list->length) { + $list = $this->getXpath()->query('//dc11:publisher'); + + if (!$list->length) { + $list = $this->getXpath()->query('//dc10:publisher'); + } + } + + if ($list->length) { + foreach ($list as $author) { + $authors[] = array( + 'name' => $author->nodeValue + ); + } + $authors = new Collection\Author( + Reader\Reader::arrayUnique($authors) + ); + } else { + $authors = null; + } + + $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 = null; + $copyright = $this->getXpath()->evaluate('string(' . $this->getXpathPrefix() . '/dc11:rights)'); + + if (!$copyright) { + $copyright = $this->getXpath()->evaluate('string(' . $this->getXpathPrefix() . '/dc10:rights)'); + } + + if (!$copyright) { + $copyright = null; + } + + $this->data['copyright'] = $copyright; + + return $this->data['copyright']; + } + + /** + * Get the feed description + * + * @return string|null + */ + public function getDescription() + { + if (array_key_exists('description', $this->data)) { + return $this->data['description']; + } + + $description = null; + $description = $this->getXpath()->evaluate('string(' . $this->getXpathPrefix() . '/dc11:description)'); + + if (!$description) { + $description = $this->getXpath()->evaluate('string(' . $this->getXpathPrefix() . '/dc10:description)'); + } + + if (!$description) { + $description = null; + } + + $this->data['description'] = $description; + + return $this->data['description']; + } + + /** + * Get the feed ID + * + * @return string|null + */ + public function getId() + { + if (array_key_exists('id', $this->data)) { + return $this->data['id']; + } + + $id = null; + $id = $this->getXpath()->evaluate('string(' . $this->getXpathPrefix() . '/dc11:identifier)'); + + if (!$id) { + $id = $this->getXpath()->evaluate('string(' . $this->getXpathPrefix() . '/dc10:identifier)'); + } + + $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 = null; + $language = $this->getXpath()->evaluate('string(' . $this->getXpathPrefix() . '/dc11:language)'); + + if (!$language) { + $language = $this->getXpath()->evaluate('string(' . $this->getXpathPrefix() . '/dc10:language)'); + } + + if (!$language) { + $language = null; + } + + $this->data['language'] = $language; + + return $this->data['language']; + } + + /** + * Get the feed title + * + * @return string|null + */ + public function getTitle() + { + if (array_key_exists('title', $this->data)) { + return $this->data['title']; + } + + $title = null; + $title = $this->getXpath()->evaluate('string(' . $this->getXpathPrefix() . '/dc11:title)'); + + if (!$title) { + $title = $this->getXpath()->evaluate('string(' . $this->getXpathPrefix() . '/dc10:title)'); + } + + if (!$title) { + $title = null; + } + + $this->data['title'] = $title; + + return $this->data['title']; + } + + /** + * + * + * @return DateTime|null + */ + public function getDate() + { + if (array_key_exists('date', $this->data)) { + return $this->data['date']; + } + + $d = null; + $date = $this->getXpath()->evaluate('string(' . $this->getXpathPrefix() . '/dc11:date)'); + + if (!$date) { + $date = $this->getXpath()->evaluate('string(' . $this->getXpathPrefix() . '/dc10:date)'); + } + + if ($date) { + $d = new DateTime($date); + } + + $this->data['date'] = $d; + + return $this->data['date']; + } + + /** + * Get categories (subjects under DC) + * + * @return Collection\Category + */ + public function getCategories() + { + if (array_key_exists('categories', $this->data)) { + return $this->data['categories']; + } + + $list = $this->getXpath()->evaluate($this->getXpathPrefix() . '//dc11:subject'); + + if (!$list->length) { + $list = $this->getXpath()->evaluate($this->getXpathPrefix() . '//dc10:subject'); + } + + if ($list->length) { + $categoryCollection = new Collection\Category; + foreach ($list as $category) { + $categoryCollection[] = array( + 'term' => $category->nodeValue, + 'scheme' => null, + 'label' => $category->nodeValue, + ); + } + } else { + $categoryCollection = new Collection\Category; + } + + $this->data['categories'] = $categoryCollection; + return $this->data['categories']; + } + + /** + * Register the default namespaces for the current feed format + * + * @return void + */ + protected function registerNamespaces() + { + $this->getXpath()->registerNamespace('dc10', 'http://purl.org/dc/elements/1.0/'); + $this->getXpath()->registerNamespace('dc11', 'http://purl.org/dc/elements/1.1/'); + } +} |