function find($uri = NULL)
{
$ret = array();
if (!is_null($this->data($uri))) {
if ($this->is_feed($uri)) {
$href = array($this->uri);
} else {
// Assume that we have HTML or XHTML (even if we don't, who's it gonna hurt?)
// Autodiscovery is the preferred method
$href = $this->_link_rel_feeds();
// ... but we'll also take the little orange buttons
$href = array_merge($href, $this->_a_href_feeds(TRUE));
// If all that failed, look harder
if (count($href) == 0) {
$href = $this->_a_href_feeds(FALSE);
}
// Our search may turn up duplicate URIs. We only need to do any given URI once.
// Props to Camilo <http://projects.radgeek.com/2008/12/14/feedwordpress-20081214/#comment-20090122160414>
$href = array_unique($href);
}
/* if */
// Try some clever URL little tricks before we go
$href = array_merge($href, $this->_url_manipulation_feeds());
$href = array_unique($href);
// Verify feeds and resolve relative URIs
foreach ($href as $u) {
$the_uri = SimplePie_Misc::absolutize_url($u, $this->uri);
if ($this->verify and ($u != $this->uri and $the_uri != $this->uri)) {
$feed = new FeedFinder($the_uri);
if ($feed->is_feed()) {
$ret[] = $the_uri;
}
unset($feed);
} else {
$ret[] = $the_uri;
}
}
/* foreach */
}
/* if */
return array_values($ret);
}
function find($uri = NULL, $params = array())
{
$params = wp_parse_args($params, array("authentication" => -1, "username" => NULL, "password" => NULL));
// Equivalents
if ($params['authentication'] == '-') {
$params['authentication'] = NULL;
$params['username'] = NULL;
$params['password'] = NULL;
}
// Set/reset
if ($params['authentication'] != -1) {
$this->credentials = array("authentication" => $params['authentication'], "username" => $params['username'], "password" => $params['password']);
}
$ret = array();
if (!is_null($this->data($uri))) {
if ($this->is_opml($uri)) {
$href = $this->_opml_rss_uris();
} else {
if ($this->is_feed($uri)) {
$href = array($this->uri);
} else {
// Assume that we have HTML or XHTML (even if we don't, who's
// it gonna hurt?) Autodiscovery is the preferred method.
$href = $this->_link_rel_feeds();
// ... but we'll also take the little orange buttons
if ($this->fallbacks > 0) {
$href = array_merge($href, $this->_a_href_feeds(TRUE));
}
// If all that failed, look harder
if ($this->fallbacks > 1) {
if (count($href) == 0) {
$href = $this->_a_href_feeds(FALSE);
}
}
// Our search may turn up duplicate URIs. We only need to do
// any given URI once. Props to Camilo <http://projects.radgeek.com/2008/12/14/feedwordpress-20081214/#comment-20090122160414>
$href = array_unique($href);
}
// Try some clever URL little tricks before we go
if ($this->fallbacks > 2) {
$href = array_merge($href, $this->_url_manipulation_feeds());
}
}
$href = array_unique($href);
// Verify feeds and resolve relative URIs
foreach ($href as $u) {
$the_uri = SimplePie_Misc::absolutize_url($u, $this->uri);
if ($this->verify and ($u != $this->uri and $the_uri != $this->uri)) {
$feed = new FeedFinder($the_uri, $this->credentials);
if ($feed->is_feed()) {
$ret[] = $the_uri;
}
unset($feed);
} else {
$ret[] = $the_uri;
}
}
}
if ($this->is_401($uri)) {
$ret = array_merge(array(new WP_Error('http_request_failed', '401 Not authorized', array("uri" => $this->uri, "status" => 401))), $ret);
}
return array_values($ret);
}
