diff options
Diffstat (limited to 'vendor/fguillot/picofeed/lib/PicoFeed/Reader/Reader.php')
| m--------- | vendor/fguillot/picofeed | 0 | ||||
| -rw-r--r-- | vendor/fguillot/picofeed/lib/PicoFeed/Reader/Reader.php | 211 |
2 files changed, 0 insertions, 211 deletions
diff --git a/vendor/fguillot/picofeed b/vendor/fguillot/picofeed new file mode 160000 +Subproject 0a1d0d3950f7f047dc8fb1d80aa6296e15f306d diff --git a/vendor/fguillot/picofeed/lib/PicoFeed/Reader/Reader.php b/vendor/fguillot/picofeed/lib/PicoFeed/Reader/Reader.php deleted file mode 100644 index fd629f094..000000000 --- a/vendor/fguillot/picofeed/lib/PicoFeed/Reader/Reader.php +++ /dev/null @@ -1,211 +0,0 @@ -<?php - -namespace PicoFeed\Reader; - -use DOMXPath; -use PicoFeed\Config\Config; -use PicoFeed\Client\Client; -use PicoFeed\Client\Url; -use PicoFeed\Logging\Logger; -use PicoFeed\Parser\XmlParser; - -/** - * Reader class - * - * @author Frederic Guillot - * @package Reader - */ -class Reader -{ - /** - * Feed formats for detection - * - * @access private - * @var array - */ - private $formats = array( - 'Atom' => '//feed', - 'Rss20' => '//rss[@version="2.0"]', - 'Rss92' => '//rss[@version="0.92"]', - 'Rss91' => '//rss[@version="0.91"]', - 'Rss10' => '//rdf', - ); - - /** - * Config class instance - * - * @access private - * @var \PicoFeed\Config\Config - */ - private $config; - - /** - * Constructor - * - * @access public - * @param \PicoFeed\Config\Config $config Config class instance - */ - public function __construct(Config $config = null) - { - $this->config = $config ?: new Config; - Logger::setTimezone($this->config->getTimezone()); - } - - /** - * Download a feed (no discovery) - * - * @access public - * @param string $url Feed url - * @param string $last_modified Last modified HTTP header - * @param string $etag Etag HTTP header - * @return \PicoFeed\Client\Client - */ - public function download($url, $last_modified = '', $etag = '') - { - $url = $this->prependScheme($url); - - return Client::getInstance() - ->setConfig($this->config) - ->setLastModified($last_modified) - ->setEtag($etag) - ->execute($url); - } - - /** - * Discover and download a feed - * - * @access public - * @param string $url Feed or website url - * @param string $last_modified Last modified HTTP header - * @param string $etag Etag HTTP header - * @return \PicoFeed\Client\Client - */ - public function discover($url, $last_modified = '', $etag = '') - { - $client = $this->download($url, $last_modified, $etag); - - // It's already a feed or the feed was not modified - if (! $client->isModified() || $this->detectFormat($client->getContent())) { - return $client; - } - - // Try to find a subscription - $links = $this->find($client->getUrl(), $client->getContent()); - - if (empty($links)) { - throw new SubscriptionNotFoundException('Unable to find a subscription'); - } - - return $this->download($links[0], $last_modified, $etag); - } - - /** - * Find feed urls inside a HTML document - * - * @access public - * @param string $url Website url - * @param string $html HTML content - * @return array List of feed links - */ - public function find($url, $html) - { - Logger::setMessage(get_called_class().': Try to discover subscriptions'); - - $dom = XmlParser::getHtmlDocument($html); - $xpath = new DOMXPath($dom); - $links = array(); - - $queries = array( - '//link[@type="application/rss+xml"]', - '//link[@type="application/atom+xml"]', - ); - - foreach ($queries as $query) { - - $nodes = $xpath->query($query); - - foreach ($nodes as $node) { - - $link = $node->getAttribute('href'); - - if (! empty($link)) { - - $feedUrl = new Url($link); - $siteUrl = new Url($url); - - $links[] = $feedUrl->getAbsoluteUrl($feedUrl->isRelativeUrl() ? $siteUrl->getBaseUrl() : ''); - } - } - } - - Logger::setMessage(get_called_class().': '.implode(', ', $links)); - - return $links; - } - - /** - * Get a parser instance - * - * @access public - * @param string $url Site url - * @param string $content Feed content - * @param string $encoding HTTP encoding - * @return \PicoFeed\Parser\Parser - */ - public function getParser($url, $content, $encoding) - { - $format = $this->detectFormat($content); - - if (empty($format)) { - throw new UnsupportedFeedFormatException('Unable to detect feed format'); - } - - $className = '\PicoFeed\Parser\\'.$format; - - $parser = new $className($content, $encoding, $url); - $parser->setHashAlgo($this->config->getParserHashAlgo()); - $parser->setTimezone($this->config->getTimezone()); - $parser->setConfig($this->config); - - return $parser; - } - - /** - * Detect the feed format - * - * @access public - * @param string $content Feed content - * @return string - */ - public function detectFormat($content) - { - $dom = XmlParser::getHtmlDocument($content); - $xpath = new DOMXPath($dom); - - foreach ($this->formats as $parser_name => $query) { - $nodes = $xpath->query($query); - - if ($nodes->length === 1) { - return $parser_name; - } - } - - return ''; - } - - /** - * Add the prefix "http://" if the end-user just enter a domain name - * - * @access public - * @param string $url Url - * @retunr string - */ - public function prependScheme($url) - { - if (! preg_match('%^https?://%', $url)) { - $url = 'http://' . $url; - } - - return $url; - } -} |