MediaWiki 1.7.1 wiederhergestellt

1 files changed, 513 insertions, 0 deletions

diff --git a/includes/SpecialWatchlist.php b/includes/SpecialWatchlist.php
new file mode 100644
index 00000000..5b1e2890
--- /dev/null
+++ b/includes/SpecialWatchlist.php
@@ -0,0 +1,513 @@
+<?php
+/**
+ *
+ * @package MediaWiki
+ * @subpackage SpecialPage
+ */
+
+/**
+ *
+ */
+require_once( 'SpecialRecentchanges.php' );
+
+/**
+ * Constructor
+ * @todo Document $par parameter.
+ * @param $par String: FIXME
+ */
+function wfSpecialWatchlist( $par ) {
+	global $wgUser, $wgOut, $wgLang, $wgMemc, $wgRequest, $wgContLang;
+	global $wgUseWatchlistCache, $wgWLCacheTimeout, $wgDBname;
+	global $wgRCShowWatchingUsers, $wgEnotifWatchlist, $wgShowUpdatedMarker;
+	global $wgEnotifWatchlist;
+	$fname = 'wfSpecialWatchlist';
+
+	$skin =& $wgUser->getSkin();
+	$specialTitle = Title::makeTitle( NS_SPECIAL, 'Watchlist' );
+	$wgOut->setRobotPolicy( 'noindex,nofollow' );
+
+	# Anons don't get a watchlist
+	if( $wgUser->isAnon() ) {
+		$wgOut->setPageTitle( wfMsg( 'watchnologin' ) );
+		$llink = $skin->makeKnownLinkObj( Title::makeTitle( NS_SPECIAL, 'Userlogin' ), wfMsgHtml( 'loginreqlink' ), 'returnto=' . $specialTitle->getPrefixedUrl() );
+		$wgOut->addHtml( wfMsgWikiHtml( 'watchlistanontext', $llink ) );
+		return;
+	} else {
+		$wgOut->setPageTitle( wfMsg( 'watchlist' ) );
+		$wgOut->setSubtitle( wfMsgWikiHtml( 'watchlistfor', htmlspecialchars( $wgUser->getName() ) ) );
+	}
+
+	if( wlHandleClear( $wgOut, $wgRequest, $par ) ) {
+		return;
+	}
+
+	$defaults = array(
+	/* float */ 'days' => floatval( $wgUser->getOption( 'watchlistdays' ) ), /* 3.0 or 0.5, watch further below */
+	/* bool  */ 'hideOwn' => (int)$wgUser->getBoolOption( 'watchlisthideown' ),
+	/* bool  */ 'hideBots' => (int)$wgUser->getBoolOption( 'watchlisthidebots' ),
+	/* ?     */ 'namespace' => 'all',
+	);
+
+	extract($defaults);
+
+	# Extract variables from the request, falling back to user preferences or
+	# other default values if these don't exist
+	$prefs['days'    ] = floatval( $wgUser->getOption( 'watchlistdays' ) );
+	$prefs['hideown' ] = $wgUser->getBoolOption( 'watchlisthideown' );
+	$prefs['hidebots'] = $wgUser->getBoolOption( 'watchlisthidebots' );
+
+	# Get query variables
+	$days = $wgRequest->getVal( 'days', $prefs['days'] );
+	$hideOwn = $wgRequest->getBool( 'hideOwn', $prefs['hideown'] );
+	$hideBots = $wgRequest->getBool( 'hideBots', $prefs['hidebots'] );
+	
+	# Get namespace value, if supplied, and prepare a WHERE fragment
+	$nameSpace = $wgRequest->getIntOrNull( 'namespace' );
+	if( !is_null( $nameSpace ) ) {
+		$nameSpace = intval( $nameSpace );
+		$nameSpaceClause = " AND rc_namespace = $nameSpace";
+	} else {
+		$nameSpace = '';
+		$nameSpaceClause = '';
+	}
+
+	# Watchlist editing
+	$action = $wgRequest->getVal( 'action' );
+	$remove = $wgRequest->getVal( 'remove' );
+	$id = $wgRequest->getArray( 'id' );
+
+	$uid = $wgUser->getID();
+	if( $wgEnotifWatchlist && $wgRequest->getVal( 'reset' ) && $wgRequest->wasPosted() ) {
+		$wgUser->clearAllNotifications( $uid );
+	}
+
+  # Deleting items from watchlist
+	if(($action == 'submit') && isset($remove) && is_array($id)) {
+		$wgOut->addWikiText( wfMsg( 'removingchecked' ) );
+		$wgOut->addHTML( '<p>' );
+		foreach($id as $one) {
+			$t = Title::newFromURL( $one );
+			if( !is_null( $t ) ) {
+				$wl = WatchedItem::fromUserTitle( $wgUser, $t );
+				if( $wl->removeWatch() === false ) {
+					$wgOut->addHTML( "<br />\n" . wfMsg( 'couldntremove', htmlspecialchars($one) ) );
+				} else {
+					wfRunHooks('UnwatchArticle', array(&$wgUser, new Article($t)));
+					$wgOut->addHTML( ' (' . htmlspecialchars($one) . ')' );
+				}
+			} else {
+				$wgOut->addHTML( "<br />\n" . wfMsg( 'iteminvalidname', htmlspecialchars($one) ) );
+			}
+		}
+		$wgOut->addHTML( "<br />\n" . wfMsg( 'wldone' ) . "</p>\n" );
+	}
+
+	if ( $wgUseWatchlistCache ) {
+		$memckey = "$wgDBname:watchlist:id:" . $wgUser->getId();
+		$cache_s = @$wgMemc->get( $memckey );
+		if( $cache_s ){
+			$wgOut->addWikiText( wfMsg('wlsaved') );
+			$wgOut->addHTML( $cache_s );
+			return;
+		}
+	}
+
+	$dbr =& wfGetDB( DB_SLAVE );
+	extract( $dbr->tableNames( 'page', 'revision', 'watchlist', 'recentchanges' ) );
+
+	$sql = "SELECT COUNT(*) AS n FROM $watchlist WHERE wl_user=$uid";
+	$res = $dbr->query( $sql, $fname );
+	$s = $dbr->fetchObject( $res );
+	
+#	Patch *** A1 *** (see A2 below)
+#	adjust for page X, talk:page X, which are both stored separately, but treated together
+	$nitems = floor($s->n / 2);
+#	$nitems = $s->n;
+
+	if($nitems == 0) {
+		$wgOut->addWikiText( wfMsg( 'nowatchlist' ) );
+		return;
+	}
+
+	if( is_null($days) || !is_numeric($days) ) {
+		$big = 1000; /* The magical big */
+		if($nitems > $big) {
+			# Set default cutoff shorter
+			$days = $defaults['days'] = (12.0 / 24.0); # 12 hours...
+		} else {
+			$days = $defaults['days']; # default cutoff for shortlisters
+		}
+	} else {
+		$days = floatval($days);
+	}
+
+	// Dump everything here
+	$nondefaults = array();
+
+	wfAppendToArrayIfNotDefault( 'days', $days, $defaults, $nondefaults);
+	wfAppendToArrayIfNotDefault( 'hideOwn', (int)$hideOwn, $defaults, $nondefaults);
+	wfAppendToArrayIfNotDefault( 'hideBots', (int)$hideBots, $defaults, $nondefaults);
+	wfAppendToArrayIfNotDefault( 'namespace', $nameSpace, $defaults, $nondefaults );
+
+	if ( $days <= 0 ) {
+		$docutoff = '';
+		$cutoff = false;
+		$npages = wfMsg( 'watchlistall1' );
+	} else {
+	        $docutoff = "AND rev_timestamp > '" .
+		  ( $cutoff = $dbr->timestamp( time() - intval( $days * 86400 ) ) )
+		  . "'";
+	          /*
+	          $sql = "SELECT COUNT(*) AS n FROM $page, $revision  WHERE rev_timestamp>'$cutoff' AND page_id=rev_page";
+	          $res = $dbr->query( $sql, $fname );
+	          $s = $dbr->fetchObject( $res );
+	          $npages = $s->n;
+	          */
+	          $npages = 40000 * $days;
+
+	}
+
+	/* Edit watchlist form */
+	if($wgRequest->getBool('edit') || $par == 'edit' ) {
+		$wgOut->addWikiText( wfMsg( 'watchlistcontains', $wgLang->formatNum( $nitems ) ) .
+			"\n\n" . wfMsg( 'watcheditlist' ) );
+
+		$wgOut->addHTML( '<form action=\'' .
+			$specialTitle->escapeLocalUrl( 'action=submit' ) .
+			"' method='post'>\n" );
+
+#		Patch A2
+#		The following was proposed by KTurner 07.11.2004 to T.Gries
+#		$sql = "SELECT distinct (wl_namespace & ~1),wl_title FROM $watchlist WHERE wl_user=$uid";
+		$sql = "SELECT wl_namespace, wl_title, page_is_redirect FROM $watchlist LEFT JOIN $page ON wl_namespace = page_namespace AND wl_title = page_title WHERE wl_user=$uid";
+
+		$res = $dbr->query( $sql, $fname );
+		
+		# Batch existence check
+		$linkBatch = new LinkBatch();
+		while( $row = $dbr->fetchObject( $res ) )
+			$linkBatch->addObj( Title::makeTitleSafe( $row->wl_namespace, $row->wl_title ) );
+		$linkBatch->execute();
+		if( $dbr->numRows( $res ) > 0 )
+			$dbr->dataSeek( $res, 0 ); # Let's do the time warp again!
+		
+		$sk = $wgUser->getSkin();
+
+		$list = array();
+		while( $s = $dbr->fetchObject( $res ) ) {
+			$list[$s->wl_namespace][$s->wl_title] = $s->page_is_redirect;
+		}
+
+		// TODO: Display a TOC
+		foreach($list as $ns => $titles) {
+			if (Namespace::isTalk($ns))
+				continue;
+			if ($ns != NS_MAIN)
+				$wgOut->addHTML( '<h2>' . $wgContLang->getFormattedNsText( $ns ) . '</h2>' );
+			$wgOut->addHTML( '<ul>' );
+			foreach( $titles as $title => $redir ) {
+				$titleObj = Title::makeTitle( $ns, $title );
+				if( is_null( $titleObj ) ) {
+					$wgOut->addHTML(
+						'<!-- bad title "' .
+						htmlspecialchars( $s->wl_title ) . '" in namespace ' . $s->wl_namespace . " -->\n"
+					);
+				} else {
+					global $wgContLang;
+					$toolLinks = array();
+					$titleText = $titleObj->getPrefixedText();
+					$pageLink = $sk->makeLinkObj( $titleObj );
+					$toolLinks[] = $sk->makeLinkObj( $titleObj->getTalkPage(), $wgLang->getNsText( NS_TALK ) );
+					if( $titleObj->exists() )
+						$toolLinks[] = $sk->makeKnownLinkObj( $titleObj, wfMsgHtml( 'history_short' ), 'action=history' );
+					$toolLinks = '(' . implode( ' | ', $toolLinks ) . ')';
+					$checkbox = '<input type="checkbox" name="id[]" value="' . htmlspecialchars( $titleObj->getPrefixedText() ) . '" /> ' . ( $wgContLang->isRTL() ? '&rlm;' : '&lrm;' );
+					if( $redir ) {
+						$spanopen = '<span class="watchlistredir">';
+						$spanclosed = '</span>';
+					} else {
+						$spanopen = $spanclosed = '';
+					}
+					
+					$wgOut->addHTML( "<li>{$checkbox}{$spanopen}{$pageLink}{$spanclosed} {$toolLinks}</li>\n" );
+				}
+			}
+			$wgOut->addHTML( '</ul>' );
+		}
+		$wgOut->addHTML(
+			"<input type='submit' name='remove' value=\"" .
+			htmlspecialchars( wfMsg( "removechecked" ) ) . "\" />\n" .
+			"</form>\n"
+		);
+
+		return;
+	}
+
+	# If the watchlist is relatively short, it's simplest to zip
+	# down its entirety and then sort the results.
+
+	# If it's relatively long, it may be worth our while to zip
+	# through the time-sorted page list checking for watched items.
+
+	# Up estimate of watched items by 15% to compensate for talk pages...
+
+	# Toggles
+	$andHideOwn = $hideOwn ? "AND (rc_user <> $uid)" : '';
+	$andHideBots = $hideBots ? "AND (rc_bot = 0)" : '';
+
+	# Show watchlist header
+	$header = '';
+	if( $wgUser->getOption( 'enotifwatchlistpages' ) && $wgEnotifWatchlist) {
+		$header .= wfMsg( 'wlheader-enotif' ) . "\n";
+	}
+	if ( $wgEnotifWatchlist && $wgShowUpdatedMarker ) {
+		$header .= wfMsg( 'wlheader-showupdated' ) . "\n";
+	}
+
+  # Toggle watchlist content (all recent edits or just the latest)
+	if( $wgUser->getOption( 'extendwatchlist' )) {
+		$andLatest=''; 
+ 		$limitWatchlist = 'LIMIT ' . intval( $wgUser->getOption( 'wllimit' ) );
+	} else {
+		$andLatest= 'AND rc_this_oldid=page_latest';
+		$limitWatchlist = '';
+	}
+
+	# TODO: Consider removing the third parameter
+	$header .= wfMsg( 'watchdetails', $wgLang->formatNum( $nitems ),
+		$wgLang->formatNum( $npages ), '',
+		$specialTitle->getFullUrl( 'edit=yes' ) );
+	$wgOut->addWikiText( $header );
+
+	if ( $wgEnotifWatchlist && $wgShowUpdatedMarker ) {
+		$wgOut->addHTML( '<form action="' .
+			$specialTitle->escapeLocalUrl() .
+			'" method="post"><input type="submit" name="dummy" value="' .
+			htmlspecialchars( wfMsg( 'enotif_reset' ) ) .
+			'" /><input type="hidden" name="reset" value="all" /></form>' .
+			"\n\n" );
+	}
+
+	$sql = "SELECT
+	  rc_namespace AS page_namespace, rc_title AS page_title,
+	  rc_comment AS rev_comment, rc_cur_id AS page_id,
+	  rc_user AS rev_user, rc_user_text AS rev_user_text,
+	  rc_timestamp AS rev_timestamp, rc_minor AS rev_minor_edit,
+	  rc_this_oldid AS rev_id,
+	  rc_last_oldid, rc_id, rc_patrolled,
+	  rc_new AS page_is_new,wl_notificationtimestamp
+	  FROM $watchlist,$recentchanges,$page
+	  WHERE wl_user=$uid
+	  AND wl_namespace=rc_namespace
+	  AND wl_title=rc_title
+	  AND rc_timestamp > '$cutoff'
+	  AND rc_cur_id=page_id
+	  $andLatest
+	  $andHideOwn
+	  $andHideBots
+	  $nameSpaceClause
+	  ORDER BY rc_timestamp DESC
+	  $limitWatchlist";
+
+	$res = $dbr->query( $sql, $fname );
+	$numRows = $dbr->numRows( $res );
+
+	/* Start bottom header */
+	$wgOut->addHTML( "<hr />\n<p>" );
+
+	if($days >= 1)
+		$wgOut->addWikiText( wfMsg( 'rcnote', $wgLang->formatNum( $numRows ),
+			$wgLang->formatNum( $days ), $wgLang->timeAndDate( wfTimestampNow(), true ) ) . '<br />' , false );
+	elseif($days > 0)
+		$wgOut->addWikiText( wfMsg( 'wlnote', $wgLang->formatNum( $numRows ),
+			$wgLang->formatNum( round($days*24) ) ) . '<br />' , false );
+
+	$wgOut->addHTML( "\n" . wlCutoffLinks( $days, 'Watchlist', $nondefaults ) . "<br />\n" );
+
+	# Spit out some control panel links
+	$thisTitle = Title::makeTitle( NS_SPECIAL, 'Watchlist' );
+	$skin = $wgUser->getSkin();
+	$linkElements = array( 'hideOwn' => 'wlhideshowown', 'hideBots' => 'wlhideshowbots' );
+	
+	# Problems encountered using the fancier method
+	$label = $hideBots ? wfMsgHtml( 'show' ) : wfMsgHtml( 'hide' );
+	$linkBits = wfArrayToCGI( array( 'hideBots' => 1 - (int)$hideBots ), $nondefaults );
+	$link = $skin->makeKnownLinkObj( $thisTitle, $label, $linkBits );
+	$links[] = wfMsgHtml( 'wlhideshowbots', $link );
+
+	$label = $hideOwn ? wfMsgHtml( 'show' ) : wfMsgHtml( 'hide' );
+	$linkBits = wfArrayToCGI( array( 'hideOwn' => 1 - (int)$hideOwn ), $nondefaults );
+	$link = $skin->makeKnownLinkObj( $thisTitle, $label, $linkBits );
+	$links[] = wfMsgHtml( 'wlhideshowown', $link );
+
+	$wgOut->addHTML( implode( ' | ', $links ) );
+
+	# Form for namespace filtering
+	$thisAction = $thisTitle->escapeLocalUrl();
+	$nsForm  = "<form method=\"post\" action=\"{$thisAction}\">\n";
+	$nsForm .= "<label for=\"namespace\">" . wfMsgExt( 'namespace', array( 'parseinline') ) . "</label> ";
+	$nsForm .= HTMLnamespaceselector( $nameSpace, '' ) . "\n";
+	$nsForm .= ( $hideOwn ? "<input type=\"hidden\" name=\"hideown\" value=\"1\" />\n" : "" );
+	$nsForm .= ( $hideBots ? "<input type=\"hidden\" name=\"hidebots\" value=\"1\" />\n" : "" );
+	$nsForm .= "<input type=\"hidden\" name=\"days\" value=\"" . $days . "\" />\n";
+	$nsForm .= "<input type=\"submit\" name=\"submit\" value=\"" . wfMsgExt( 'allpagessubmit', array( 'escape') ) . "\" />\n";
+	$nsForm .= "</form>\n";
+	$wgOut->addHTML( $nsForm );
+
+	if ( $numRows == 0 ) {
+		$wgOut->addWikitext( "<br />" . wfMsg( 'watchnochange' ), false );
+		$wgOut->addHTML( "</p>\n" );
+		return;
+	}
+
+	$wgOut->addHTML( "</p>\n" );
+	/* End bottom header */
+
+	$list = ChangesList::newFromUser( $wgUser );
+
+	$s = $list->beginRecentChangesList();
+	$counter = 1;
+	while ( $obj = $dbr->fetchObject( $res ) ) {
+		# Make fake RC entry
+		$rc = RecentChange::newFromCurRow( $obj, $obj->rc_last_oldid );
+		$rc->counter = $counter++;
+
+		if ( $wgShowUpdatedMarker ) {
+			$updated = $obj->wl_notificationtimestamp;
+		} else {
+			// Same visual appearance as MW 1.4
+			$updated = true;
+		}
+
+		if ($wgRCShowWatchingUsers && $wgUser->getOption( 'shownumberswatching' )) {
+			$sql3 = "SELECT COUNT(*) AS n FROM $watchlist WHERE wl_title='" .wfStrencode($obj->page_title). "' AND wl_namespace='{$obj->page_namespace}'" ;
+			$res3 = $dbr->query( $sql3, DB_READ, $fname );
+			$x = $dbr->fetchObject( $res3 );
+			$rc->numberofWatchingusers = $x->n;
+		} else {
+			$rc->numberofWatchingusers = 0;
+		}
+
+		$s .= $list->recentChangesLine( $rc, $updated );
+	}
+	$s .= $list->endRecentChangesList();
+
+	$dbr->freeResult( $res );
+	$wgOut->addHTML( $s );
+
+	if ( $wgUseWatchlistCache ) {
+		$wgMemc->set( $memckey, $s, $wgWLCacheTimeout);
+	}
+
+}
+
+function wlHoursLink( $h, $page, $options = array() ) {
+	global $wgUser, $wgLang, $wgContLang;
+	$sk = $wgUser->getSkin();
+	$s = $sk->makeKnownLink(
+	  $wgContLang->specialPage( $page ),
+	  $wgLang->formatNum( $h ),
+	  wfArrayToCGI( array('days' => ($h / 24.0)), $options ) );
+	return $s;
+}
+
+function wlDaysLink( $d, $page, $options = array() ) {
+	global $wgUser, $wgLang, $wgContLang;
+	$sk = $wgUser->getSkin();
+	$s = $sk->makeKnownLink(
+	  $wgContLang->specialPage( $page ),
+	  ($d ? $wgLang->formatNum( $d ) : wfMsgHtml( 'watchlistall2' ) ),
+	  wfArrayToCGI( array('days' => $d), $options ) );
+	return $s;
+}
+
+/**
+ * Returns html
+ */
+function wlCutoffLinks( $days, $page = 'Watchlist', $options = array() ) {
+	$hours = array( 1, 2, 6, 12 );
+	$days = array( 1, 3, 7 );
+	$cl = '';
+	$i = 0;
+	foreach( $hours as $h ) {
+		$hours[$i++] = wlHoursLink( $h, $page, $options );
+	}
+	$i = 0;
+	foreach( $days as $d ) {
+		$days[$i++] = wlDaysLink( $d, $page, $options );
+	}
+	return wfMsgExt('wlshowlast',
+		array('parseinline', 'replaceafter'),
+		implode(' | ', $hours),
+		implode(' | ', $days),
+		wlDaysLink( 0, $page, $options ) );
+}
+
+/**
+ * Count the number of items on a user's watchlist
+ *
+ * @param $talk Include talk pages
+ * @return integer
+ */
+function wlCountItems( &$user, $talk = true ) {
+	$dbr =& wfGetDB( DB_SLAVE );
+	
+	# Fetch the raw count
+	$res = $dbr->select( 'watchlist', 'COUNT(*) AS count', array( 'wl_user' => $user->mId ), 'wlCountItems' );
+	$row = $dbr->fetchObject( $res );
+	$count = $row->count;
+	$dbr->freeResult( $res );
+	
+	# Halve to remove talk pages if needed
+	if( !$talk )
+		$count = floor( $count / 2 );
+		
+	return( $count );	
+}
+
+/**
+ * Allow the user to clear their watchlist
+ *
+ * @param $out Output object
+ * @param $request Request object
+ * @param $par Parameters passed to the watchlist page
+ * @return bool True if it's been taken care of; false indicates the watchlist
+ * 				code needs to do something further
+ */
+function wlHandleClear( &$out, &$request, $par ) {
+	# Check this function has something to do
+	if( $request->getText( 'action' ) == 'clear' || $par == 'clear' ) {
+		global $wgUser;
+		$out->setPageTitle( wfMsgHtml( 'clearwatchlist' ) );
+		$count = wlCountItems( $wgUser );
+		if( $count > 0 ) {
+			# See if we're clearing or confirming
+			if( $request->wasPosted() && $wgUser->matchEditToken( $request->getText( 'token' ), 'clearwatchlist' ) ) {
+				# Clearing, so do it and report the result
+				$dbw =& wfGetDB( DB_MASTER );
+				$dbw->delete( 'watchlist', array( 'wl_user' => $wgUser->mId ), 'wlHandleClear' );
+				$out->addWikiText( wfMsg( 'watchlistcleardone', $count ) );
+				$out->returnToMain();
+			} else {
+				# Confirming, so show a form
+				$wlTitle = Title::makeTitle( NS_SPECIAL, 'Watchlist' );
+				$out->addHTML( wfElement( 'form', array( 'method' => 'post', 'action' => $wlTitle->getLocalUrl( 'action=clear' ) ), NULL ) );
+				$out->addWikiText( wfMsg( 'watchlistcount', $count ) );
+				$out->addWikiText( wfMsg( 'watchlistcleartext' ) );
+				$out->addHTML( wfElement( 'input', array( 'type' => 'hidden', 'name' => 'token', 'value' => $wgUser->editToken( 'clearwatchlist' ) ), '' ) );
+				$out->addHTML( wfElement( 'input', array( 'type' => 'submit', 'name' => 'submit', 'value' => wfMsgHtml( 'watchlistclearbutton' ) ), '' ) );
+				$out->addHTML( wfCloseElement( 'form' ) ); 
+			}
+			return( true );
+		} else {
+			# Nothing on the watchlist; nothing to do here
+			$out->addWikiText( wfMsg( 'nowatchlist' ) );
+			$out->returnToMain();
+			return( true );
+		}
+	} else {
+		return( false );
+	}
+}
+
+?>