# 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
# http://www.gnu.org/copyleft/gpl.html
-$wgFeedClasses = array(
- "rss" => "RSSFeed",
- "atom" => "AtomFeed",
- );
+/**
+ * Contain a feed class as well as classes to build rss / atom ... feeds
+ * Available feeds are defined in Defines.php
+ * @package MediaWiki
+ */
+
+/**
+ * @todo document
+ * @package MediaWiki
+ */
class FeedItem {
- var $Title = "Wiki";
- var $Description = "";
- var $Url = "";
- var $Date = "";
- var $Author = "";
+ /**#@+
+ * @var string
+ * @access private
+ */
+ var $Title = 'Wiki';
+ var $Description = '';
+ var $Url = '';
+ var $Date = '';
+ var $Author = '';
+ /**#@-*/
- function FeedItem( $Title, $Description, $Url, $Date = "", $Author = "", $Comments = "" ) {
+ /**#@+
+ * @todo document
+ */
+ function FeedItem( $Title, $Description, $Url, $Date = '', $Author = '', $Comments = '' ) {
$this->Title = $Title;
$this->Description = $Description;
$this->Url = $Url;
$this->Comments = $Comments;
}
- /* Static... */
+ /**
+ * @static
+ */
function xmlEncode( $string ) {
- global $wgInputEncoding, $wgLang;
$string = str_replace( "\r\n", "\n", $string );
- if( strcasecmp( $wgInputEncoding, "utf-8" ) != 0 ) {
- $string = $wgLang->iconv( $wgInputEncoding, "utf-8", $string );
- }
+ $string = preg_replace( '/[\x00-\x08\x0b\x0c\x0e-\x1f]/', '', $string );
return htmlspecialchars( $string );
}
- function getTitle() {
- return $this->xmlEncode( $this->Title );
- }
- function getUrl() {
- return $this->xmlEncode( $this->Url );
- }
- function getDescription() {
- return $this->xmlEncode( $this->Description );
- }
+
+ function getTitle() { return $this->xmlEncode( $this->Title ); }
+ function getUrl() { return $this->xmlEncode( $this->Url ); }
+ function getDescription() { return $this->xmlEncode( $this->Description ); }
function getLanguage() {
- global $wgLanguageCode;
- return $wgLanguageCode;
- }
- function getDate() {
- return $this->Date;
- }
- function getAuthor() {
- return $this->xmlEncode( $this->Author );
- }
- function getComments() {
- return $this->xmlEncode( $this->Comments );
+ global $wgContLanguageCode;
+ return $wgContLanguageCode;
}
+ function getDate() { return $this->Date; }
+ function getAuthor() { return $this->xmlEncode( $this->Author ); }
+ function getComments() { return $this->xmlEncode( $this->Comments ); }
+ /**#@-*/
}
+/**
+ * @todo document
+ * @package MediaWiki
+ */
class ChannelFeed extends FeedItem {
- /* Abstract functions, override! */
+ /**#@+
+ * Abstract function, override!
+ * @abstract
+ */
+
+ /**
+ * Generate Header of the feed
+ */
function outHeader() {
# print "<feed>";
}
+
+ /**
+ * Generate an item
+ * @param $item
+ */
function outItem( $item ) {
# print "<item>...</item>";
}
+
+ /**
+ * Generate Footer of the feed
+ */
function outFooter() {
# print "</feed>";
}
+ /**#@-*/
- function outXmlHeader( $mimetype="application/xml" ) {
- global $wgServer, $wgStylePath, $wgOut;
+ /**
+ * Setup and send HTTP headers. Don't send any content;
+ * content might end up being cached and re-sent with
+ * these same headers later.
+ *
+ * This should be called from the outHeader() method,
+ * but can also be called separately.
+ *
+ * @access public
+ */
+ function httpHeaders() {
+ global $wgOut;
# We take over from $wgOut, excepting its cache header info
$wgOut->disable();
+ $mimetype = $this->contentType();
header( "Content-type: $mimetype; charset=UTF-8" );
$wgOut->sendCacheControl();
- print '<' . '?xml version="1.0" encoding="utf-8"?' . ">\n";
- print '<' . '?xml-stylesheet type="text/css" href="' .
- htmlspecialchars( "$wgServer$wgStylePath/feed.css" ) . '"?' . ">\n";
+ }
+
+ /**
+ * Return an internet media type to be sent in the headers.
+ *
+ * @return string
+ * @access private
+ */
+ function contentType() {
+ global $wgRequest;
+ $ctype = $wgRequest->getVal('ctype','application/xml');
+ $allowedctypes = array('application/xml','text/xml','application/rss+xml','application/atom+xml');
+ return (in_array($ctype, $allowedctypes) ? $ctype : 'application/xml');
+ }
+
+ /**
+ * Output the initial XML headers with a stylesheet for legibility
+ * if someone finds it in a browser.
+ * @access private
+ */
+ function outXmlHeader() {
+ global $wgServer, $wgStylePath;
+
+ $this->httpHeaders();
+ echo '<?xml version="1.0" encoding="utf-8"?' . ">\n";
+ echo '<?xml-stylesheet type="text/css" href="' .
+ htmlspecialchars( "$wgServer$wgStylePath/common/feed.css" ) . '"?' . ">\n";
}
}
+/**
+ * Generate a RSS feed
+ * @todo document
+ * @package MediaWiki
+ */
class RSSFeed extends ChannelFeed {
+ /**
+ * Format a date given a timestamp
+ * @param integer $ts Timestamp
+ * @return string Date string
+ */
function formatTime( $ts ) {
- return gmdate( "D, d M Y H:i:s \G\M\T", wfTimestamp2Unix( $ts ) );
+ return gmdate( 'D, d M Y H:i:s \G\M\T', wfTimestamp( TS_UNIX, $ts ) );
}
+ /**
+ * Ouput an RSS 2.0 header
+ */
function outHeader() {
global $wgVersion;
<?php
}
+ /**
+ * Output an RSS 2.0 item
+ * @param FeedItem item to be output
+ */
function outItem( $item ) {
?>
<item>
<?php
}
+ /**
+ * Ouput an RSS 2.0 footer
+ */
function outFooter() {
?>
</channel>
}
}
+/**
+ * Generate an Atom feed
+ * @todo document
+ * @package MediaWiki
+ */
class AtomFeed extends ChannelFeed {
+ /**
+ * @todo document
+ */
function formatTime( $ts ) {
// need to use RFC 822 time format at least for rss2.0
- return gmdate( "Y-m-d\TH:i:s", wfTimestamp2Unix( $ts ) );
+ return gmdate( 'Y-m-d\TH:i:s', wfTimestamp( TS_UNIX, $ts ) );
}
+ /**
+ * @todo document
+ */
function outHeader() {
global $wgVersion, $wgOut;
<?php
}
+ /**
+ * @todo document
+ */
function outItem( $item ) {
global $wgMimeType;
?>
*/
}
+ /**
+ * @todo document
+ */
function outFooter() {?>
</feed><?php
}
}
-?>
\ No newline at end of file
+?>