SimplePie_Locator::search_elements_by_tag

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Syntax Syntax

SimplePie_Locator::search_elements_by_tag( $name,  $done,  $feeds )

Source Source

File: wp-includes/SimplePie/Locator.php

	}

	protected function search_elements_by_tag($name, &$done, $feeds)
	{
		if ($this->dom === null)
		{
			throw new SimplePie_Exception('DOMDocument not found, unable to use locator');
		}

		$links = $this->dom->getElementsByTagName($name);
		foreach ($links as $link)
		{
			if ($this->checked_feeds === $this->max_checked_feeds)
			{
				break;
			}
			if ($link->hasAttribute('href') && $link->hasAttribute('rel'))
			{
				$rel = array_unique($this->registry->call('Misc', 'space_separated_tokens', array(strtolower($link->getAttribute('rel')))));
				$line = method_exists($link, 'getLineNo') ? $link->getLineNo() : 1;

				if ($this->base_location < $line)
				{
					$href = $this->registry->call('Misc', 'absolutize_url', array(trim($link->getAttribute('href')), $this->base));
				}
				else
				{
					$href = $this->registry->call('Misc', 'absolutize_url', array(trim($link->getAttribute('href')), $this->http_base));
				}
				if ($href === false)
				{
					continue;
				}

				if (!in_array($href, $done) && in_array('feed', $rel) || (in_array('alternate', $rel) && !in_array('stylesheet', $rel) && $link->hasAttribute('type') && in_array(strtolower($this->registry->call('Misc', 'parse_mime', array($link->getAttribute('type')))), array('text/html', 'application/rss+xml', 'application/atom+xml'))) && !isset($feeds[$href]))
				{
					$this->checked_feeds++;
					$headers = array(
						'Accept' => 'application/atom+xml, application/rss+xml, application/rdf+xml;q=0.9, application/xml;q=0.8, text/xml;q=0.8, text/html;q=0.7, unknown/unknown;q=0.1, application/unknown;q=0.1, */*;q=0.1',
					);
					$feed = $this->registry->create('File', array($href, $this->timeout, 5, $headers, $this->useragent, $this->force_fsockopen, $this->curl_options));
					if ($feed->success && ($feed->method & SIMPLEPIE_FILE_SOURCE_REMOTE === 0 || ($feed->status_code === 200 || $feed->status_code > 206 && $feed->status_code < 300)) && $this->is_feed($feed, true))
					{
						$feeds[$href] = $feed;
					}
				}
				$done[] = $href;
			}
		}

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