more cssification of diff rendering, some " -> ' in diff engine
[lhc/web/wiklou.git] / includes / SpecialWatchlist.php
index 189a5dc..45c055c 100644 (file)
-<?
-global $IP;
-include_once( "$IP/SpecialRecentchanges.php" );
+<?php
+require_once( "SpecialRecentchanges.php" );
+require_once( "WatchedItem.php" );
 
 function wfSpecialWatchlist()
 {
-       global $wgUser, $wgOut, $wgLang, $wgTitle;
+       global $wgUser, $wgOut, $wgLang, $wgTitle, $wgMemc;
+       global $wgUseWatchlistCache, $wgWLCacheTimeout, $wgDBname, $wgIsMySQL;
        global $days, $limit, $target; # From query string
        $fname = "wfSpecialWatchlist";
 
        $wgOut->setPagetitle( wfMsg( "watchlist" ) );
-       $sub = str_replace( "$1", $wgUser->getName(), wfMsg( "watchlistsub" ) );
+       $sub = wfMsg( "watchlistsub", $wgUser->getName() );
        $wgOut->setSubtitle( $sub );
-       $wgOut->setRobotpolicy( "index,follow" );
+       $wgOut->setRobotpolicy( "noindex,nofollow" );
+
+       $specialTitle = Title::makeTitle( NS_SPECIAL, "Watchlist" );
+       
+       $uid = $wgUser->getID();
+       if( $uid == 0 ) {
+               $wgOut->addHTML( wfMsg( "nowatchlist" ) );
+               return;
+       }
+
+       global $action,$remove,$id;
+       if(($action == "submit") && isset($remove) && is_array($id)) {
+               $wgOut->addHTML( wfMsg( "removingchecked" ) );
+               foreach($id as $one) {
+                       $t = Title::newFromURL( $one );
+                       if($t->getDBkey() != "") {
+                               $wl = WatchedItem::fromUserTitle( $wgUser, $t );
+                               if( $wl->removeWatch() === false ) {
+                                       $wgOut->addHTML( "<br />\n" . wfMsg( "couldntremove", htmlspecialchars($one) ) );
+                               } else {
+                                       $wgOut->addHTML( " (" . htmlspecialchars($one) . ")" );
+                               }
+                       } else {
+                               $wgOut->addHTML( "<br />\n" . wfMsg( "iteminvalidname", htmlspecialchars($one) ) );
+                       }
+               }
+               $wgOut->addHTML( "done.\n<p>" );
+       }
+
+       if ( $wgUseWatchlistCache ) {
+               $memckey = "$wgDBname:watchlist:id:" . $wgUser->getId();
+               $cache_s = @$wgMemc->get( $memckey );
+               if( $cache_s ){
+                       $wgOut->addHTML( wfMsg("wlsaved") );
+                       $wgOut->addHTML( $cache_s );
+                       return;
+               }
+       }
+
+
+       $sql = "SELECT COUNT(*) AS n FROM watchlist WHERE wl_user=$uid";
+       $res = wfQuery( $sql, DB_READ );
+       $s = wfFetchObject( $res );
+       $nitems = $s->n;
+       
+       if($nitems == 0) {
+        $wgOut->addHTML( wfMsg( "nowatchlist" ) );
+        return;
+       }
 
        if ( ! isset( $days ) ) {
-               $days = $wgUser->getOption( "rcdays" );
-               if ( ! $days ) { $days = 3; }
+               $big = 1000;
+               if($nitems > $big) {
+                       # Set default cutoff shorter
+                       $days = (12.0 / 24.0); # 12 hours...
+               } else {
+                       $days = 3; # longer cutoff for shortlisters
+               }
+       } else {
+               $days = floatval($days);
        }
-       $days = (int)$days;
-       list( $limit, $offset ) = wfCheckLimits( 100, "rclimit" );
        
        if ( $days <= 0 ) {
                $docutoff = '';
+               $cutoff = false;
+               $npages = wfMsg( "all" );
        } else {
-               $docutoff = "cur_timestamp > '" .
-                 wfUnix2Timestamp( time() - ( $days * 86400 ) )
-                 . "' AND";
-       }
-       if ( $limit == 0 ) {
-               $dolimit = "";
-       } else {
-               $dolimit = "LIMIT $limit";
+               $docutoff = "AND cur_timestamp > '" .
+                 ( $cutoff = wfUnix2Timestamp( time() - intval( $days * 86400 ) ) )
+                 . "'";
+               $sql = "SELECT COUNT(*) AS n FROM cur WHERE cur_timestamp>'$cutoff'";
+               $res = wfQuery( $sql, DB_READ );
+               $s = wfFetchObject( $res );
+               $npages = $s->n;
        }
        
-       $uid = $wgUser->getID();
-       if( $uid == 0 ) {
-               $wgOut->addHTML( wfMsg( "nowatchlist" ) );
+       if(isset($_REQUEST['magic'])) {
+               $wgOut->addHTML( wfMsg( "watchlistcontains", $wgLang->formatNum( $nitems ) ) .
+                       "<p>" . wfMsg( "watcheditlist" ) . "</p>\n" );
+               
+               $wgOut->addHTML( "<form action='" .
+                       $specialTitle->escapeLocalUrl( "action=submit" ) .
+                       "' method='post'>\n" .
+                       "<ul>\n" );
+               $sql = "SELECT wl_namespace,wl_title FROM watchlist WHERE wl_user=$uid";
+               $res = wfQuery( $sql, DB_READ );
+               global $wgUser, $wgLang;
+               $sk = $wgUser->getSkin();
+               while( $s = wfFetchObject( $res ) ) {
+                       $t = Title::makeTitle( $s->wl_namespace, $s->wl_title );
+                       $t = $t->getPrefixedText();
+                       $wgOut->addHTML( "<li><input type='checkbox' name='id[]' value=\"" . htmlspecialchars($t) . "\" />" .
+                               $sk->makeKnownLink( $t, $t ) .
+                               "</li>\n" );
+               }
+               $wgOut->addHTML( "</ul>\n" .
+                       "<input type='submit' name='remove' value='" .
+                       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...
+       if( $cutoff && ( $nitems*1.15 > $npages ) ) {
+               $x = "cur_timestamp";
+               $y = wfMsg( "watchmethod-recent" );
+               $z = "wl_namespace=cur_namespace&65534";
+       } else {
+               $x = "name_title_timestamp";
+               $y = wfMsg( "watchmethod-list" );
+               $z = "(wl_namespace=cur_namespace OR wl_namespace+1=cur_namespace)";
+       }
 
-       $sql = "SELECT DISTINCT
-  cur_id,cur_namespace,cur_title,cur_comment,
+       
+       $wgOut->addHTML( "<i>" . wfMsg( "watchdetails",
+               $wgLang->formatNum( $nitems ), $wgLang->formatNum( $npages ), $y,
+               $specialTitle->escapeLocalUrl( "magic=yes" ) ) . "</i><br />\n" );
+        
+       $use_index=$wgIsMySQL?"USE INDEX ($x)":"";
+       $sql = "SELECT
+  cur_namespace,cur_title,cur_comment, cur_id,
   cur_user,cur_user_text,cur_timestamp,cur_minor_edit,cur_is_new
-  FROM cur,watchlist
-  WHERE wl_user={$uid} AND wl_title=cur_title
-        AND (cur_namespace=wl_namespace OR cur_namespace=wl_namespace+1)
-  ORDER BY inverse_timestamp {$dolimit}";
-       $res = wfQuery( $sql, $fname );
+  FROM watchlist,cur $use_index
+  WHERE wl_user=$uid
+  AND $z
+  AND wl_title=cur_title
+  $docutoff
+  ORDER BY cur_timestamp DESC";
+
+
+       $res = wfQuery( $sql, DB_READ, $fname );
+
+       if($days >= 1)
+               $note = wfMsg( "rcnote", $wgLang->formatNum( $limit ), $wgLang->formatNum( $days ) );
+       elseif($days > 0)
+               $note = wfMsg( "wlnote", $wgLang->formatNum( $limit ), $wgLang->formatNum( round($days*24) ) );
+       else
+               $note = "";
+       $wgOut->addHTML( "\n<hr />\n{$note}\n<br />" );
+       $note = wlCutoffLinks( $days, $limit );
+       $wgOut->addHTML( "{$note}\n" );
+
        if ( wfNumRows( $res ) == 0 ) {
-               $wgOut->addHTML( wfMsg( "nowatchlist" ) );
+               $wgOut->addHTML( "<p><i>" . wfMsg( "watchnochange" ) . "</i></p>" );
                return;
        }
 
-       $note = wfMsg( "rcnote", $limit, $days );
-       $wgOut->addHTML( "\n<hr>\n{$note}\n<br>" );
-       $note = rcDayLimitlinks( $days, $limit, "Watchlist", "", true );
-       $wgOut->addHTML( "{$note}\n" );
-
        $sk = $wgUser->getSkin();
        $s = $sk->beginRecentChangesList();
-
+       $counter = 1;
        while ( $obj = wfFetchObject( $res ) ) {
-               $ts = $obj->cur_timestamp;
-               $u = $obj->cur_user;
-               $ut = $obj->cur_user_text;
-               $ns = $obj->cur_namespace;
-               $ttl = $obj->cur_title;
-               $com = $obj->cur_comment;
-               $me = ( $obj->cur_minor_edit > 0 );
-               $new = ( $obj->cur_is_new  > 0 );
-               $watched = true;
-
-               $s .= $sk->recentChangesLine( $ts, $u, $ut, $ns, $ttl, $com, $me, $new, $watched );
+               # Make fake RC entry
+               $rc = RecentChange::newFromCurRow( $obj );
+               $rc->counter = $counter++;
+               $s .= $sk->recentChangesLine( $rc, true );
        }
        $s .= $sk->endRecentChangesList();
 
        wfFreeResult( $res );
        $wgOut->addHTML( $s );
+
+       if ( $wgUseWatchlistCache ) {
+               $wgMemc->set( $memckey, $s, $wgWLCacheTimeout);
+       }
+}
+
+
+function wlHoursLink( $h, $page ) {
+       global $wgUser, $wgLang;
+       $sk = $wgUser->getSkin();
+       $s = $sk->makeKnownLink(
+         $wgLang->specialPage( $page ),
+         $wgLang->formatNum( $h ),
+         "days=" . ($h / 24.0) );
+       return $s;
+}
+
+
+function wlDaysLink( $d, $page ) {
+       global $wgUser, $wgLang;
+       $sk = $wgUser->getSkin();
+       $s = $sk->makeKnownLink(
+         $wgLang->specialPage( $page ),
+         ($d ? $wgLang->formatNum( $d ) : wfMsg( "all" ) ), "days=$d" );
+       return $s;
+}
+
+function wlCutoffLinks( $days, $limit, $page = "Watchlist" )
+{
+       $hours = array( 1, 2, 6, 12 );
+       $days = array( 1, 3, 7 );
+       $cl = "";
+       $i = 0;
+       foreach( $hours as $h ) {
+               $hours[$i++] = wlHoursLink( $h, $page );
+       }
+       $i = 0;
+       foreach( $days as $d ) {
+               $days[$i++] = wlDaysLink( $d, $page );
+       }
+       return wfMsg ("wlshowlast",
+               implode(" | ", $hours),
+               implode(" | ", $days),
+               wlDaysLink( 0, $page ) );
 }
 
 ?>