<?php
-
-# Copyright (C) 2004 Brion Vibber <brion@pobox.com>
-# http://www.mediawiki.org/
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-# http://www.gnu.org/copyleft/gpl.html
-
/**
* Basic support for outputting syndication feeds in RSS, other formats.
+ *
* Contain a feed class as well as classes to build rss / atom ... feeds
* Available feeds are defined in Defines.php
+ *
+ * Copyright © 2004 Brion Vibber <brion@pobox.com>
+ * http://www.mediawiki.org/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ */
+
+/**
+ * @defgroup Feed Feed
*/
/**
* A base class for basic support for outputting syndication feeds in RSS and other formats.
+ *
+ * @ingroup Feed
*/
class FeedItem {
- /**#@+
- * @var string
- * @private
+ /**
+ * @var Title
*/
- var $Title = 'Wiki';
- var $Description = '';
- var $Url = '';
- var $Date = '';
- var $Author = '';
- /**#@-*/
+ var $title;
- /**#@+
- * @todo document
- * @param $Url URL uniquely designating the item.
+ var $description;
+ var $url;
+ var $date;
+ var $author;
+ var $uniqueId;
+ var $comments;
+ var $rssIsPermalink = false;
+
+ /**
+ * Constructor
+ *
+ * @param $title String|Title Item's title
+ * @param $description String
+ * @param $url String: URL uniquely designating the item.
+ * @param $date String: Item's date
+ * @param $author String: Author's user name
+ * @param $comments String
*/
- function __construct( $Title, $Description, $Url, $Date = '', $Author = '', $Comments = '' ) {
- $this->Title = $Title;
- $this->Description = $Description;
- $this->Url = $Url;
- $this->Date = $Date;
- $this->Author = $Author;
- $this->Comments = $Comments;
+ function __construct( $title, $description, $url, $date = '', $author = '', $comments = '' ) {
+ $this->title = $title;
+ $this->description = $description;
+ $this->url = $url;
+ $this->uniqueId = $url;
+ $this->date = $date;
+ $this->author = $author;
+ $this->comments = $comments;
}
- function xmlEncode( $string ) {
+ /**
+ * Encode $string so that it can be safely embedded in a XML document
+ *
+ * @param $string String: string to encode
+ * @return String
+ */
+ public function xmlEncode( $string ) {
$string = str_replace( "\r\n", "\n", $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 getLanguage() {
- global $wgContLanguageCode;
- return $wgContLanguageCode;
+ /**
+ * Get the unique id of this item
+ *
+ * @return String
+ */
+ public function getUniqueId() {
+ if ( $this->uniqueId ) {
+ return $this->xmlEncode( $this->uniqueId );
+ }
+ }
+
+ /**
+ * set the unique id of an item
+ *
+ * @param $uniqueId String: unique id for the item
+ * @param $rssIsPermalink Boolean: set to true if the guid (unique id) is a permalink (RSS feeds only)
+ */
+ public function setUniqueId( $uniqueId, $rssIsPermalink = false ) {
+ $this->uniqueId = $uniqueId;
+ $this->rssIsPermalink = $rssIsPermalink;
+ }
+
+ /**
+ * Get the title of this item; already xml-encoded
+ *
+ * @return String
+ */
+ public function getTitle() {
+ return $this->xmlEncode( $this->title );
+ }
+
+ /**
+ * Get the URL of this item; already xml-encoded
+ *
+ * @return String
+ */
+ public function getUrl() {
+ return $this->xmlEncode( $this->url );
+ }
+
+ /**
+ * Get the description of this item; already xml-encoded
+ *
+ * @return String
+ */
+ public function getDescription() {
+ return $this->xmlEncode( $this->description );
+ }
+
+ /**
+ * Get the language of this item
+ *
+ * @return String
+ */
+ public function getLanguage() {
+ global $wgLanguageCode;
+ return $wgLanguageCode;
+ }
+
+ /**
+ * Get the title of this item
+ *
+ * @return String
+ */
+ public function getDate() {
+ return $this->date;
+ }
+
+ /**
+ * Get the author of this item; already xml-encoded
+ *
+ * @return String
+ */
+ public function getAuthor() {
+ return $this->xmlEncode( $this->author );
+ }
+
+ /**
+ * Get the comment of this item; already xml-encoded
+ *
+ * @return String
+ */
+ public function getComments() {
+ return $this->xmlEncode( $this->comments );
+ }
+
+ /**
+ * Quickie hack... strip out wikilinks to more legible form from the comment.
+ *
+ * @param $text String: wikitext
+ * @return String
+ */
+ public static function stripComment( $text ) {
+ return preg_replace( '/\[\[([^]]*\|)?([^]]+)\]\]/', '\2', $text );
}
- function getDate() { return $this->Date; }
- function getAuthor() { return $this->xmlEncode( $this->Author ); }
- function getComments() { return $this->xmlEncode( $this->Comments ); }
/**#@-*/
}
/**
* @todo document (needs one-sentence top-level class description).
+ * @ingroup Feed
*/
class ChannelFeed extends FeedItem {
/**#@+
*
* This should be called from the outHeader() method,
* but can also be called separately.
- *
- * @public
*/
- function httpHeaders() {
- global $wgOut;
+ public function httpHeaders() {
+ global $wgOut, $wgVaryOnXFP;
# We take over from $wgOut, excepting its cache header info
$wgOut->disable();
$mimetype = $this->contentType();
header( "Content-type: $mimetype; charset=UTF-8" );
+ if ( $wgVaryOnXFP ) {
+ $wgOut->addVaryHeader( 'X-Forwarded-Proto' );
+ }
$wgOut->sendCacheControl();
}
global $wgStylePath, $wgStyleVersion;
$this->httpHeaders();
- echo '<?xml version="1.0" encoding="utf-8"?>' . "\n";
+ echo '<?xml version="1.0"?>' . "\n";
echo '<?xml-stylesheet type="text/css" href="' .
- htmlspecialchars( wfExpandUrl( "$wgStylePath/common/feed.css?$wgStyleVersion" ) ) .
+ htmlspecialchars( wfExpandUrl( "$wgStylePath/common/feed.css?$wgStyleVersion", PROTO_CURRENT ) ) .
'"?' . ">\n";
}
}
/**
* Generate a RSS feed
+ *
+ * @ingroup Feed
*/
class RSSFeed extends ChannelFeed {
/**
* Format a date given a timestamp
- * @param integer $ts Timestamp
- * @return string Date string
+ *
+ * @param $ts Integer: timestamp
+ * @return String: date string
*/
function formatTime( $ts ) {
return gmdate( 'D, d M Y H:i:s \G\M\T', wfTimestamp( TS_UNIX, $ts ) );
?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/">
<channel>
<title><?php print $this->getTitle() ?></title>
- <link><?php print $this->getUrl() ?></link>
+ <link><?php print wfExpandUrl( $this->getUrl(), PROTO_CURRENT ) ?></link>
<description><?php print $this->getDescription() ?></description>
<language><?php print $this->getLanguage() ?></language>
<generator>MediaWiki <?php print $wgVersion ?></generator>
/**
* Output an RSS 2.0 item
- * @param FeedItem item to be output
+ * @param $item FeedItem: item to be output
*/
function outItem( $item ) {
?>
<item>
<title><?php print $item->getTitle() ?></title>
- <link><?php print $item->getUrl() ?></link>
+ <link><?php print wfExpandUrl( $item->getUrl(), PROTO_CURRENT ) ?></link>
+ <guid<?php if( !$item->rssIsPermalink ) print ' isPermaLink="false"' ?>><?php print $item->getUniqueId() ?></guid>
<description><?php print $item->getDescription() ?></description>
<?php if( $item->getDate() ) { ?><pubDate><?php print $this->formatTime( $item->getDate() ) ?></pubDate><?php } ?>
<?php if( $item->getAuthor() ) { ?><dc:creator><?php print $item->getAuthor() ?></dc:creator><?php }?>
- <?php if( $item->getComments() ) { ?><comments><?php print $item->getComments() ?></comments><?php }?>
+ <?php if( $item->getComments() ) { ?><comments><?php print wfExpandUrl( $item->getComments(), PROTO_CURRENT ) ?></comments><?php }?>
</item>
<?php
}
/**
* Generate an Atom feed
+ *
+ * @ingroup Feed
*/
class AtomFeed extends ChannelFeed {
/**
* @todo document
+ * @return string
*/
function formatTime( $ts ) {
// need to use RFC 822 time format at least for rss2.0
?><feed xmlns="http://www.w3.org/2005/Atom" xml:lang="<?php print $this->getLanguage() ?>">
<id><?php print $this->getFeedId() ?></id>
<title><?php print $this->getTitle() ?></title>
- <link rel="self" type="application/atom+xml" href="<?php print $this->getSelfUrl() ?>"/>
- <link rel="alternate" type="text/html" href="<?php print $this->getUrl() ?>"/>
+ <link rel="self" type="application/atom+xml" href="<?php print wfExpandUrl( $this->getSelfUrl(), PROTO_CURRENT ) ?>"/>
+ <link rel="alternate" type="text/html" href="<?php print wfExpandUrl( $this->getUrl(), PROTO_CURRENT ) ?>"/>
<updated><?php print $this->formatTime( wfTimestampNow() ) ?>Z</updated>
<subtitle><?php print $this->getDescription() ?></subtitle>
<generator>MediaWiki <?php print $wgVersion ?></generator>
global $wgMimeType;
?>
<entry>
- <id><?php print $item->getUrl() ?></id>
+ <id><?php print $item->getUniqueId() ?></id>
<title><?php print $item->getTitle() ?></title>
- <link rel="alternate" type="<?php print $wgMimeType ?>" href="<?php print $item->getUrl() ?>"/>
+ <link rel="alternate" type="<?php print $wgMimeType ?>" href="<?php print wfExpandUrl( $item->getUrl(), PROTO_CURRENT ) ?>"/>
<?php if( $item->getDate() ) { ?>
<updated><?php print $this->formatTime( $item->getDate() ) ?>Z</updated>
<?php } ?>
<?php if( $item->getAuthor() ) { ?><author><name><?php print $item->getAuthor() ?></name></author><?php }?>
</entry>
-<?php /* FIXME need to add comments
+<?php /* @todo FIXME: Need to add comments
<?php if( $item->getComments() ) { ?><dc:comment><?php print $item->getComments() ?></dc:comment><?php }?>
- */
+ */
}
/**