includes/SpecialWatchlist.php

   1 <?
   2 global $IP;
   3 include_once( "$IP/SpecialRecentchanges.php" );
   4
   5 function wfSpecialWatchlist()
   6 {
   7         global $wgUser, $wgOut, $wgLang, $wgTitle;
   8         global $days, $limit, $target; # From query string
   9         $fname = "wfSpecialWatchlist";
  10
  11         $wgOut->setPagetitle( wfMsg( "watchlist" ) );
  12         $sub = str_replace( "$1", $wgUser->getName(), wfMsg( "watchlistsub" ) );
  13         $wgOut->setSubtitle( $sub );
  14         $wgOut->setRobotpolicy( "noindex,nofollow" );
  15
  16         $uid = $wgUser->getID();
  17         if( $uid == 0 ) {
  18                 $wgOut->addHTML( wfMsg( "nowatchlist" ) );
  19                 return;
  20         }
  21
  22         global $action,$remove,$id;
  23         if(($action == "submit") && isset($remove) && is_array($id)) {
  24                 $wgOut->addHTML( wfMsg( "removingchecked" ) );
  25                 foreach($id as $one) {
  26                         $t = Title::newFromURL( $one );
  27                         if($t->getDBkey() != "") {
  28                                 $sql = "DELETE FROM watchlist WHERE wl_user=$uid AND " .
  29                                         "wl_namespace=" . $t->getNamespace() . " AND " .
  30                                         "wl_title='" . wfStrencode( $t->getDBkey() ) . "'";
  31                                 $res = wfQuery( $sql );
  32                                 if($res === FALSE) {
  33                                         $wgOut->addHTML( "<br />\n" . wfMsg( "couldntremove", htmlspecialchars($one) ) );
  34                                 } else {
  35                                         $wgOut->addHTML( " (" . htmlspecialchars($one) . ")" );
  36                                 }
  37                         } else {
  38                                 $wgOut->addHTML( "<br />\n" . wfMsg( "iteminvalidname", htmlspecialchars($one) ) );
  39                         }
  40                 }
  41                 $wgOut->addHTML( "done.\n<p>" );
  42         }
  43
  44         $sql = "SELECT COUNT(*) AS n FROM watchlist WHERE wl_user=$uid";
  45         $res = wfQuery( $sql );
  46         $s = wfFetchObject( $res );
  47         $nitems = $s->n;
  48
  49         if($nitems == 0) {
  50         $wgOut->addHTML( wfMsg( "nowatchlist" ) );
  51         return;
  52         }
  53
  54         if ( ! isset( $days ) ) {
  55                 $big = 250;
  56                 if($nitems > $big) {
  57                         # Set default cutoff shorter
  58                         $days = (1.0 / 24.0); # 1 hour...
  59                 } else {
  60                         $days = 0; # no time cutoff for shortlisters
  61                 }
  62         } else {
  63                 $days = floatval($days);
  64         }
  65
  66         if ( $days <= 0 ) {
  67                 $docutoff = '';
  68                 $cutoff = false;
  69                 $npages = wfMsg( "all" );
  70         } else {
  71                 $docutoff = "AND cur_timestamp > '" .
  72                   ( $cutoff = wfUnix2Timestamp( time() - intval( $days * 86400 ) ) )
  73                   . "'";
  74                 $sql = "SELECT COUNT(*) AS n FROM cur WHERE cur_timestamp>'$cutoff'";
  75                 $res = wfQuery( $sql );
  76                 $s = wfFetchObject( $res );
  77                 $npages = $s->n;
  78         }
  79
  80         if(isset($_REQUEST['magic'])) {
  81                 $wgOut->addHTML( wfMsg( "watchlistcontains", $nitems ) .
  82                         "<p>" . wfMsg( "watcheditlist" ) . "</p>\n" );
  83
  84                 $wgOut->addHTML( "<form action='" .
  85                         wfLocalUrl( $wgLang->specialPage( "Watchlist" ), "action=submit" ) .
  86                         "' method='post'>\n" .
  87                         "<ul>\n" );
  88                 $sql = "SELECT wl_namespace,wl_title FROM watchlist WHERE wl_user=$uid";
  89                 $res = wfQuery( $sql );
  90                 global $wgUser, $wgLang;
  91                 $sk = $wgUser->getSkin();
  92                 while( $s = wfFetchObject( $res ) ) {
  93                         $t = Title::makeTitle( $s->wl_namespace, $s->wl_title );
  94                         $t = $t->getPrefixedText();
  95                         $wgOut->addHTML( "<li><input type='checkbox' name='id[]' value=\"" . htmlspecialchars($t) . "\">" .
  96                                 $sk->makeKnownLink( $t, $t ) .
  97                                 "</li>\n" );
  98                 }
  99                 $wgOut->addHTML( "</ul>\n" .
 100                         "<input type='submit' name='remove' value='" .
 101                         wfMsg( "removechecked" ) . "'>\n" .
 102                         "</form>\n" );
 103
 104                 return;
 105         }
 106
 107         # If the watchlist is relatively short, it's simplest to zip
 108         # down its entirety and then sort the results.
 109
 110         # If it's relatively long, it may be worth our while to zip
 111         # through the time-sorted page list checking for watched items.
 112
 113         # Up estimate of watched items by 15% to compensate for talk pages...
 114         if( $cutoff && ( $nitems*1.15 > $npages ) ) {
 115                 $x = "cur_timestamp";
 116                 $y = wfMsg( "watchmethod-recent" );
 117                 $z = "wl_namespace=cur_namespace&65534";
 118         } else {
 119                 $x = "name_title_timestamp";
 120                 $y = wfMsg( "watchmethod-list" );
 121                 $z = "(wl_namespace=cur_namespace OR wl_namespace+1=cur_namespace)";
 122         }
 123
 124         $wgOut->addHTML( "<i>" . wfMsg( "watchdetails", $nitems, $npages, $y,
 125                 wfLocalUrl( $wgLang->specialPage("Watchlist"),"magic=yes" ) ) . "</i><br>\n" );
 126
 127
 128         $sql = "SELECT
 129   cur_namespace,cur_title,cur_comment,
 130   cur_user,cur_user_text,cur_timestamp,cur_minor_edit,cur_is_new
 131   FROM watchlist,cur USE INDEX ($x)
 132   WHERE wl_user=$uid
 133   AND $z
 134   AND wl_title=cur_title
 135   $docutoff
 136   ORDER BY cur_timestamp DESC";
 137
 138
 139         $res = wfQuery( $sql, $fname );
 140
 141         if($days >= 1)
 142                 $note = wfMsg( "rcnote", $limit, $days );
 143         elseif($days > 0)
 144                 $note = wfMsg( "wlnote", $limit, round($days*24) );
 145         else
 146                 $note = "";
 147         $wgOut->addHTML( "\n<hr>\n{$note}\n<br>" );
 148         $note = wlCutoffLinks( $days, $limit );
 149         $wgOut->addHTML( "{$note}\n" );
 150
 151         if ( wfNumRows( $res ) == 0 ) {
 152                 $wgOut->addHTML( "<p><i>" . wfMsg( "watchnochange" ) . "</i></p>" );
 153                 return;
 154         }
 155
 156         $sk = $wgUser->getSkin();
 157         $s = $sk->beginRecentChangesList();
 158
 159         while ( $obj = wfFetchObject( $res ) ) {
 160                 $ts = $obj->cur_timestamp;
 161                 $u = $obj->cur_user;
 162                 $ut = $obj->cur_user_text;
 163                 $ns = $obj->cur_namespace;
 164                 $ttl = $obj->cur_title;
 165                 $com = $obj->cur_comment;
 166                 $me = ( $obj->cur_minor_edit > 0 );
 167                 $new = ( $obj->cur_is_new  > 0 );
 168                 $watched = true;
 169
 170                 $s .= $sk->recentChangesLine( $ts, $u, $ut, $ns, $ttl, $com, $me, $new, $watched );
 171         }
 172         $s .= $sk->endRecentChangesList();
 173
 174         wfFreeResult( $res );
 175         $wgOut->addHTML( $s );
 176 }
 177
 178
 179 function wlHoursLink( $h, $page ) {
 180         global $wgUser, $wgLang;
 181         $sk = $wgUser->getSkin();
 182         $s = $sk->makeKnownLink(
 183           $wgLang->specialPage( $page ),
 184           $h, "days=" . ($h / 24.0) );
 185         return $s;
 186 }
 187
 188
 189 function wlDaysLink( $d, $page ) {
 190         global $wgUser, $wgLang;
 191         $sk = $wgUser->getSkin();
 192         $s = $sk->makeKnownLink(
 193           $wgLang->specialPage( $page ),
 194           ($d ? $d : wfMsg( "all" ) ), "days=$d" );
 195         return $s;
 196 }
 197
 198 function wlCutoffLinks( $days, $limit, $page = "Watchlist" )
 199 {
 200         $hours = array( 1, 2, 6, 12 );
 201         $days = array( 1, 3, 7 );
 202         $cl = "";
 203         $i = 0;
 204         foreach( $hours as $h ) {
 205                 $hours[$i++] = wlHoursLink( $h, $page );
 206         }
 207         $i = 0;
 208         foreach( $days as $d ) {
 209                 $days[$i++] = wlDaysLink( $d, $page );
 210         }
 211         return
 212                 wfMsg ("wlshowlast") .
 213                 implode(" | ", $hours) . wfMsg("wlhours") .
 214                 implode(" | ", $days) . wfMsg("wldays") .
 215                 wlDaysLink( 0, $page );
 216 #       $note = wfMsg( "rclinks", $cl, $dl, $mlink );
 217 }
 218
 219 ?>