Source for file Factory.php
Documentation is available at Factory.php
require_once 'Log/null.php';
require_once 'XML/Feed/Parser/Sanitizer.php';
class XML_Feed_Parser_Factory {
* A storage space for Namespace URIs.
private $feedNamespaces = array (
'http://backend.userland.com/rss',
'http://backend.userland.com/rss2',
'http://blogs.law.harvard.edu/tech/rss'));
public function __construct (Log $log = null ) {
$log = new Log_null ('', '', array (), null );
* Detects feed types and instantiate appropriate objects.
* Our constructor takes care of detecting feed types and instantiating
* appropriate classes. For now we're going to treat Atom 0.3 as Atom 1.0
* but raise a warning. I do not intend to introduce full support for
* Atom 0.3 as it has been deprecated, but others are welcome to.
* @param string $feed XML serialization of the feed
* @param bool $strict Whether or not to validate the feed
* @param bool $suppressWarnings Trigger errors for deprecated feed types?
* @param bool $tidy Whether or not to try and use the tidy library on input
function build (DOMDocument $model, $feed, $strict = false , $suppressWarnings = false , $tidy = false )
$options |= LIBXML_NOWARNING;
$options |= LIBXML_NOERROR;
if (! $model->loadXML ($feed, $options)) {
$tidy->parseString ($feed,
array ('input-xml' => true , 'output-xml' => true ));
if (! $model->loadXML ((string) $tidy)) {
$doc_element = $model->documentElement;
$class = $this->determineClass ($doc_element, $suppressWarnings);
/* Instantiate feed object */
$feed = new $class($model, $strict);
$feed->setSanitizer (new XML_Feed_Parser_Unsafe_Sanitizer ());
public function determineClass ($doc_element, $suppressWarnings = false )
case ($doc_element->namespaceURI == 'http://www.w3.org/2005/Atom'):
require_once 'XML/Feed/Parser/Atom.php';
require_once 'XML/Feed/Parser/AtomElement.php';
$class = 'XML_Feed_Parser_Atom';
case ($doc_element->namespaceURI == 'http://purl.org/atom/ns#'):
require_once 'XML/Feed/Parser/Atom.php';
require_once 'XML/Feed/Parser/AtomElement.php';
$class = 'XML_Feed_Parser_Atom';
$this->log->warning ('Atom 0.3 deprecated, using 1.0 parser which won\'t provide ' .
case ($doc_element->namespaceURI == 'http://purl.org/rss/1.0/' ||
($doc_element->hasChildNodes () && $doc_element->childNodes ->length > 1
&& $doc_element->childNodes ->item (1 )->namespaceURI ==
'http://purl.org/rss/1.0/')):
require_once 'XML/Feed/Parser/RSS1.php';
require_once 'XML/Feed/Parser/RSS1Element.php';
$class = 'XML_Feed_Parser_RSS1';
case ($doc_element->namespaceURI == 'http://purl.org/rss/1.1/' ||
($doc_element->hasChildNodes () && $doc_element->childNodes ->length > 1
&& $doc_element->childNodes ->item (1 )->namespaceURI ==
'http://purl.org/rss/1.1/')):
require_once 'XML/Feed/Parser/RSS11.php';
require_once 'XML/Feed/Parser/RSS11Element.php';
$class = 'XML_Feed_Parser_RSS11';
case (($doc_element->hasChildNodes () && $doc_element->childNodes ->length > 1
&& $doc_element->childNodes ->item (1 )->namespaceURI ==
'http://my.netscape.com/rdf/simple/0.9/') ||
$doc_element->namespaceURI == 'http://my.netscape.com/rdf/simple/0.9/'):
require_once 'XML/Feed/Parser/RSS09.php';
require_once 'XML/Feed/Parser/RSS09Element.php';
$class = 'XML_Feed_Parser_RSS09';
case ($doc_element->tagName == 'rss' and
$doc_element->hasAttribute ('version') &&
$doc_element->getAttribute ('version') == 0.91 ):
$this->log->warning ('RSS 0.91 has been superceded by RSS2.0. Using RSS2.0 parser.');
require_once 'XML/Feed/Parser/RSS2.php';
require_once 'XML/Feed/Parser/RSS2Element.php';
$class = 'XML_Feed_Parser_RSS2';
case ($doc_element->tagName == 'rss' and
$doc_element->hasAttribute ('version') &&
$doc_element->getAttribute ('version') == 0.92 ):
$this->log->warning ('RSS 0.92 has been superceded by RSS2.0. Using RSS2.0 parser.');
require_once 'XML/Feed/Parser/RSS2.php';
require_once 'XML/Feed/Parser/RSS2Element.php';
$class = 'XML_Feed_Parser_RSS2';
case (in_array($doc_element->namespaceURI , $this->feedNamespaces['rss2'])
|| $doc_element->tagName == 'rss'):
if (! $doc_element->hasAttribute ('version') ||
$doc_element->getAttribute ('version') != 2 ) {
$this->log->warning ('RSS version not specified. Parsing as RSS2.0');
require_once 'XML/Feed/Parser/RSS2.php';
require_once 'XML/Feed/Parser/RSS2Element.php';
$class = 'XML_Feed_Parser_RSS2';
Documentation generated on Mon, 11 Mar 2019 15:47:22 -0400 by phpDocumentor 1.4.4. PEAR Logo Copyright © PHP Group 2004.
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