mArticle =& $article;
$this->mTitle =& $article->mTitle;
}
# This shares a lot of issues (and code) with Recent Changes
function history() {
global $wgUser, $wgOut, $wgLang, $wgShowUpdatedMarker, $wgRequest,
$wgTitle;
# If page hasn't changed, client can cache this
if( $wgOut->checkLastModified( $this->mArticle->getTimestamp() ) ){
# Client cache fresh and headers sent, nothing more to do.
return;
}
$fname = 'PageHistory::history';
wfProfileIn( $fname );
$wgOut->setPageTitle( $this->mTitle->getPRefixedText() );
$wgOut->setSubtitle( wfMsg( 'revhistory' ) );
$wgOut->setArticleFlag( false );
$wgOut->setArticleRelated( true );
$wgOut->setRobotpolicy( 'noindex,nofollow' );
$id = $this->mTitle->getArticleID();
if( $id == 0 ) {
$wgOut->addHTML( wfMsg( 'nohistory' ) );
wfProfileOut( $fname );
return;
}
$limit = $wgRequest->getInt('limit');
if (!$limit) $limit = 50;
$offset = $wgRequest->getText('offset');
if (!isset($offset) || !preg_match("/^[0-9]+$/", $offset)) $offset = 0;
/* Check one extra row to see whether we need to show 'next' and diff links */
$limitplus = $limit + 1;
$namespace = $this->mTitle->getNamespace();
$title = $this->mTitle->getText();
$uid = $wgUser->getID();
$db =& wfGetDB( DB_SLAVE );
if ($uid && $wgShowUpdatedMarker && $wgUser->getOption( 'showupdated' ))
$notificationtimestamp = $db->selectField( 'watchlist',
'wl_notificationtimestamp',
array( 'wl_namespace' => $namespace, 'wl_title' => $this->mTitle->getDBkey(), 'wl_user' => $uid ),
$fname );
else $notificationtimestamp = false;
$use_index = $db->useIndexClause( 'rev_timestamp' );
$revision = $db->tableName( 'revision' );
$limits = $offsets = "";
$dir = 0;
if ($wgRequest->getText("dir") == "prev")
$dir = 1;
list($dirs, $oper) = array("DESC", "<");
if ($dir) {
list($dirs, $oper) = array("ASC", ">");
}
if ($offset)
$offsets .= " AND rev_timestamp $oper '$offset' ";
if ($limit)
$limits .= " LIMIT $limitplus ";
$sql = "SELECT rev_id,rev_user," .
"rev_comment,rev_user_text,rev_timestamp,rev_minor_edit ".
"FROM $revision $use_index " .
"WHERE rev_page=$id " .
$offsets .
"ORDER BY rev_timestamp $dirs " .
$limits;
$res = $db->query( $sql, $fname );
$revs = $db->numRows( $res );
if( $revs < $limitplus ) // the sql above tries to fetch one extra
$this->linesonpage = $revs;
else
$this->linesonpage = $revs - 1;
$atend = ($revs < $limitplus);
$this->mSkin = $wgUser->getSkin();
$pages = array();
$lowts = 0;
while ($line = $db->fetchObject($res)) {
$pages[] = $line;
}
if ($dir) $pages = array_reverse($pages);
if (count($pages) > 1)
$lowts = $pages[count($pages) - 2]->rev_timestamp;
else
$lowts = $pages[count($pages) - 1]->rev_timestamp;
$myurl = $wgTitle->getLocalURL('action=history');
$prevurl = "{$myurl}&dir=prev&offset={$offset}&limit={$limit}";
$nexturl = "{$myurl}&offset={$lowts}&limit={$limit}";
$urls = array();
foreach (array(20, 50, 100, 250, 500) as $num) {
$urls[] = "".$wgLang->formatNum($num)."";
}
$bits = implode($urls, ' | ');
$numbar = wfMsg("viewprevnext",
"".wfMsg("prevn", $limit)."",
"".wfMsg("nextn", $limit)."",
$bits);
$s = $numbar;
if($this->linesonpage > 0) {
$submitpart1 = 'submitbuttonhtml1 = $submitpart1 . ' />';
$this->submitbuttonhtml2 = $submitpart1 . ' id="historysubmit" />';
}
$s .= $this->beginHistoryList();
$counter = 1;
foreach($pages as $line) {
$s .= $this->historyLine(
$line->rev_timestamp, $line->rev_user,
$line->rev_user_text, $namespace,
$title, $line->rev_id,
$line->rev_comment, ( $line->rev_minor_edit > 0 ),
$counter,
$notificationtimestamp,
($counter == 1 && $offset == 0)
);
$counter++;
}
$s .= $this->endHistoryList( !$atend );
$s .= $numbar;
$wgOut->addHTML( $s );
wfProfileOut( $fname );
}
function beginHistoryList() {
global $wgTitle;
$this->lastdate = $this->lastline = '';
$s = '' . wfMsg( 'histlegend' ) . '
';
$s .= '';
return $s;
}
function historyLine( $ts, $u, $ut, $ns, $ttl, $oid, $c, $isminor, $counter = '', $notificationtimestamp = false, $latest = false ) {
global $wgLang, $wgContLang;
static $message;
if( !isset( $message ) ) {
foreach( explode( ' ', 'cur last selectolderversionfordiff selectnewerversionfordiff minoreditletter' ) as $msg ) {
$message[$msg] = wfMsg( $msg );
}
}
if ( $oid && $this->lastline ) {
$ret = preg_replace( "/!OLDID!([0-9]+)!/", $this->mSkin->makeKnownLinkObj(
$this->mTitle, $message['last'], "diff=\\1&oldid={$oid}",'' ,'' ,' tabindex="'.$counter.'"' ), $this->lastline );
} else {
$ret = '';
}
$dt = $wgLang->timeanddate( $ts, true );
if ( $oid ) {
$q = 'oldid='.$oid;
} else {
$q = '';
}
$link = $this->mSkin->makeKnownLinkObj( $this->mTitle, $dt, $q );
if ( 0 == $u ) {
$contribsPage =& Title::makeTitle( NS_SPECIAL, 'Contributions' );
$ul = $this->mSkin->makeKnownLinkObj( $contribsPage,
htmlspecialchars( $ut ), 'target=' . urlencode( $ut ) );
} else {
$userPage =& Title::makeTitle( NS_USER, $ut );
$ul = $this->mSkin->makeLinkObj( $userPage , htmlspecialchars( $ut ) );
}
$s = '';
if ( $oid && !$latest ) {
$curlink = $this->mSkin->makeKnownLinkObj( $this->mTitle, $message['cur'],
'diff=0&oldid='.$oid );
} else {
$curlink = $message['cur'];
}
$arbitrary = '';
if( $this->linesonpage > 1) {
# XXX: move title texts to javascript
$checkmark = '';
if ( !$oid || $latest ) {
$arbitrary = '';
$checkmark = ' checked="checked"';
} else {
if( $counter == 2 ) $checkmark = ' checked="checked"';
$arbitrary = '';
$checkmark = '';
}
$arbitrary .= '';
}
$s .= "({$curlink}) (!OLDID!{$oid}!) $arbitrary {$link} {$ul}";
$s .= $isminor ? ' '.$message['minoreditletter'].'': '' ;
$s .= $this->mSkin->commentBlock( $c, $this->mTitle );
if ($notificationtimestamp && ($ts >= $notificationtimestamp)) {
$s .= wfMsg( 'updatedmarker' );
}
$s .= '';
$this->lastline = $s;
return $ret;
}
}
?>