if ( $cut && !$encode_html )
$encode_html = 2;
if ( 1== $encode_html ) {
- $content = wp_specialchars($content);
+ $content = esc_html($content);
$cut = 0;
} elseif ( 0 == $encode_html ) {
$content = make_url_footnote($content);
* @since 1.5.0
*/
function comment_link() {
- echo clean_url( get_comment_link() );
+ echo esc_url( get_comment_link() );
}
/**
foreach ( $cat_names as $cat_name ) {
if ( 'rdf' == $type )
- $the_list .= "\n\t\t<dc:subject><![CDATA[$cat_name]]></dc:subject>\n";
+ $the_list .= "\t\t<dc:subject><![CDATA[$cat_name]]></dc:subject>\n";
elseif ( 'atom' == $type )
- $the_list .= sprintf( '<category scheme="%1$s" term="%2$s" />', attribute_escape( apply_filters( 'get_bloginfo_rss', get_bloginfo( 'url' ) ) ), attribute_escape( $cat_name ) );
+ $the_list .= sprintf( '<category scheme="%1$s" term="%2$s" />', esc_attr( apply_filters( 'get_bloginfo_rss', get_bloginfo( 'url' ) ) ), esc_attr( $cat_name ) );
else
- $the_list .= "\n\t\t<category><![CDATA[" . html_entity_decode( $cat_name ) . "]]></category>\n";
+ $the_list .= "\t\t<category><![CDATA[" . @html_entity_decode( $cat_name, ENT_COMPAT, get_option('blog_charset') ) . "]]></category>\n";
}
return apply_filters('the_category_rss', $the_list, $type);
foreach ( (array) get_post_custom() as $key => $val) {
if ($key == 'enclosure') {
foreach ( (array) $val as $enc ) {
- $enclosure = split("\n", $enc);
+ $enclosure = explode("\n", $enc);
//only get the the first element eg, audio/mpeg from 'audio/mpeg mpga mp2 mp3'
- $t = split('[ \t]', trim($enclosure[2]) );
+ $t = preg_split('/[ \t]/', trim($enclosure[2]) );
$type = $t[0];
echo apply_filters('rss_enclosure', '<enclosure url="' . trim(htmlspecialchars($enclosure[0])) . '" length="' . trim($enclosure[1]) . '" type="' . $type . '" />' . "\n");
function self_link() {
$host = @parse_url(get_option('home'));
$host = $host['host'];
- echo clean_url(
+ echo esc_url(
'http'
. ( (isset($_SERVER['https']) && $_SERVER['https'] == 'on') ? 's' : '' ) . '://'
. $host
);
}
-?>
+/**
+ * Return the content type for specified feed type.
+ *
+ * @package WordPress
+ * @subpackage Feed
+ * @since 2.8.0
+ */
+function feed_content_type( $type = '' ) {
+ if ( empty($type) )
+ $type = get_default_feed();
+
+ $types = array(
+ 'rss' => 'application/rss+xml',
+ 'rss2' => 'application/rss+xml',
+ 'rss-http' => 'text/xml',
+ 'atom' => 'application/atom+xml',
+ 'rdf' => 'application/rdf+xml'
+ );
+
+ $content_type = ( !empty($types[$type]) ) ? $types[$type] : 'application/octet-stream';
+
+ return apply_filters( 'feed_content_type', $content_type, $type );
+}
+
+/**
+ * Build SimplePie object based on RSS or Atom feed from URL.
+ *
+ * @since 2.8
+ *
+ * @param string $url URL to retrieve feed
+ * @return WP_Error|SimplePie WP_Error object on failure or SimplePie object on success
+ */
+function fetch_feed($url) {
+ require_once (ABSPATH . WPINC . '/class-feed.php');
+
+ $feed = new SimplePie();
+ $feed->set_feed_url($url);
+ $feed->set_cache_class('WP_Feed_Cache');
+ $feed->set_file_class('WP_SimplePie_File');
+ $feed->set_cache_duration(apply_filters('wp_feed_cache_transient_lifetime', 43200));
+ $feed->init();
+ $feed->handle_content_type();
+
+ if ( $feed->error() )
+ return new WP_Error('simplepie-error', $feed->error());
+
+ return $feed;
+}