includes/SpecialRecentchangeslinked.php

   1 <?php
   2 /**
   3  * This is to display changes made to all articles linked in an article.
   4  * @addtogroup SpecialPage
   5  */
   6
   7 /**
   8  *
   9  */
  10 require_once( 'SpecialRecentchanges.php' );
  11
  12 /**
  13  * Entrypoint
  14  * @param string $par parent page we will look at
  15  */
  16 function wfSpecialRecentchangeslinked( $par = NULL ) {
  17         global $wgUser, $wgOut, $wgLang, $wgContLang, $wgRequest;
  18         $fname = 'wfSpecialRecentchangeslinked';
  19
  20         $days = $wgRequest->getInt( 'days' );
  21         $target = isset($par) ? $par : $wgRequest->getText( 'target' );
  22         $hideminor = $wgRequest->getBool( 'hideminor' ) ? 1 : 0;
  23
  24         $wgOut->setPagetitle( wfMsg( 'recentchangeslinked' ) );
  25         $sk = $wgUser->getSkin();
  26
  27         # Validate the title
  28         $nt = Title::newFromURL( $target );
  29         if( !is_object( $nt ) ) {
  30                 $wgOut->errorPage( 'notargettitle', 'notargettext' );
  31                 return;
  32         }
  33
  34         # Check for existence
  35         # Do a quiet redirect back to the page itself if it doesn't
  36         if( !$nt->exists() ) {
  37                 $wgOut->redirect( $nt->getLocalUrl() );
  38                 return;
  39         }
  40
  41         $id = $nt->getArticleId();
  42
  43         $wgOut->setSubtitle( htmlspecialchars( wfMsg( 'rclsub', $nt->getPrefixedText() ) ) );
  44
  45         if ( ! $days ) {
  46                 $days = (int)$wgUser->getOption( 'rcdays', 7 );
  47         }
  48         list( $limit, /* offset */ ) = wfCheckLimits( 100, 'rclimit' );
  49
  50         $dbr =& wfGetDB( DB_SLAVE );
  51         $cutoff = $dbr->timestamp( time() - ( $days * 86400 ) );
  52
  53         $hideminor = ($hideminor ? 1 : 0);
  54         if ( $hideminor ) {
  55                 $mlink = $sk->makeKnownLink( $wgContLang->specialPage( 'Recentchangeslinked' ),
  56                   wfMsg( 'show' ), 'target=' . htmlspecialchars( $nt->getPrefixedURL() ) .
  57                   "&days={$days}&limit={$limit}&hideminor=0" );
  58         } else {
  59                 $mlink = $sk->makeKnownLink( $wgContLang->specialPage( "Recentchangeslinked" ),
  60                   wfMsg( "hide" ), "target=" . htmlspecialchars( $nt->getPrefixedURL() ) .
  61                   "&days={$days}&limit={$limit}&hideminor=1" );
  62         }
  63         if ( $hideminor ) {
  64                 $cmq = 'AND rc_minor=0';
  65         } else { $cmq = ''; }
  66
  67         list($recentchanges, $categorylinks, $pagelinks, $watchlist) =
  68             $dbr->tableNamesN( 'recentchanges', 'categorylinks', 'pagelinks', "watchlist" );
  69
  70         $uid = $wgUser->getID();
  71
  72         $GROUPBY = "
  73         GROUP BY rc_cur_id,rc_namespace,rc_title,
  74                 rc_user,rc_comment,rc_user_text,rc_timestamp,rc_minor,
  75                 rc_new, rc_id, rc_this_oldid, rc_last_oldid, rc_bot, rc_patrolled, rc_type, rc_old_len, rc_new_len
  76 " . ($uid ? ",wl_user" : "") . "
  77                 ORDER BY rc_timestamp DESC
  78         LIMIT {$limit}";
  79
  80         // If target is a Category, use categorylinks and invert from and to
  81         if( $nt->getNamespace() == NS_CATEGORY ) {
  82                 $catkey = $dbr->addQuotes( $nt->getDBKey() );
  83                 $sql = "SELECT /* wfSpecialRecentchangeslinked */
  84                                 rc_id,
  85                                 rc_cur_id,
  86                                 rc_namespace,
  87                                 rc_title,
  88                                 rc_this_oldid,
  89                                 rc_last_oldid,
  90                                 rc_user,
  91                                 rc_comment,
  92                                 rc_user_text,
  93                                 rc_timestamp,
  94                                 rc_minor,
  95                                 rc_bot,
  96                                 rc_new,
  97                                 rc_patrolled,
  98                                 rc_type,
  99                                 rc_old_len,
 100                                 rc_new_len
 101 " . ($uid ? ",wl_user" : "") . "
 102             FROM $categorylinks, $recentchanges
 103 " . ($uid ? "LEFT OUTER JOIN $watchlist ON wl_user={$uid} AND wl_title=rc_title AND wl_namespace=rc_namespace " : "") . "
 104            WHERE rc_timestamp > '{$cutoff}'
 105              {$cmq}
 106              AND cl_from=rc_cur_id
 107              AND cl_to=$catkey
 108 $GROUPBY
 109  ";
 110         } else {
 111                 $sql =
 112 "SELECT /* wfSpecialRecentchangeslinked */
 113                         rc_id,
 114                         rc_cur_id,
 115                         rc_namespace,
 116                         rc_title,
 117                         rc_user,
 118                         rc_comment,
 119                         rc_user_text,
 120                         rc_this_oldid,
 121                         rc_last_oldid,
 122                         rc_timestamp,
 123                         rc_minor,
 124                         rc_bot,
 125                         rc_new,
 126                         rc_patrolled,
 127                         rc_type,
 128                         rc_old_len,
 129                         rc_new_len
 130 " . ($uid ? ",wl_user" : "") . "
 131    FROM $pagelinks, $recentchanges
 132 " . ($uid ? " LEFT OUTER JOIN $watchlist ON wl_user={$uid} AND wl_title=rc_title AND wl_namespace=rc_namespace " : "") . "
 133    WHERE rc_timestamp > '{$cutoff}'
 134         {$cmq}
 135      AND pl_namespace=rc_namespace
 136      AND pl_title=rc_title
 137      AND pl_from=$id
 138 $GROUPBY
 139 ";
 140         }
 141         $res = $dbr->query( $sql, $fname );
 142
 143         $wgOut->addHTML("&lt; ".$sk->makeKnownLinkObj($nt, "", "redirect=no" )."<br />\n");
 144         $note = wfMsg( "rcnote", $limit, $days, $wgLang->timeAndDate( wfTimestampNow(), true ) );
 145         $wgOut->addHTML( "<hr />\n{$note}\n<br />" );
 146
 147         $note = rcDayLimitlinks( $days, $limit, "Recentchangeslinked",
 148                                  "target=" . $nt->getPrefixedURL() . "&hideminor={$hideminor}",
 149                                  false, $mlink );
 150
 151         $wgOut->addHTML( $note."\n" );
 152
 153         $list = ChangesList::newFromUser( $wgUser );
 154         $s = $list->beginRecentChangesList();
 155         $count = $dbr->numRows( $res );
 156
 157         $counter = 1;
 158         while ( $limit ) {
 159                 if ( 0 == $count ) { break; }
 160                 $obj = $dbr->fetchObject( $res );
 161                 --$count;
 162                 $rc = RecentChange::newFromRow( $obj );
 163                 $rc->counter = $counter++;
 164                 $s .= $list->recentChangesLine( $rc , !empty( $obj->wl_user) );
 165                 --$limit;
 166         }
 167         $s .= $list->endRecentChangesList();
 168
 169         $dbr->freeResult( $res );
 170         $wgOut->addHTML( $s );
 171 }
 172
 173 ?>