mArticle =& $article;
$this->mTitle =& $article->mTitle;
}
# This shares a lot of issues (and code) with Recent Changes
function history()
{
global $wgUser, $wgOut, $wgLang;
# 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" );
if( $this->mTitle->getArticleID() == 0 ) {
$wgOut->addHTML( wfMsg( "nohistory" ) );
wfProfileOut( $fname );
return;
}
list( $limit, $offset ) = wfCheckLimits();
/* We have to draw the latest revision from 'cur' */
$rawlimit = $limit;
$rawoffset = $offset - 1;
if( 0 == $offset ) {
$rawlimit--;
$rawoffset = 0;
}
/* Check one extra row to see whether we need to show 'next' and diff links */
$limitplus = $rawlimit + 1;
$namespace = $this->mTitle->getNamespace();
$title = $this->mTitle->getText();
$sql = "SELECT old_id,old_user," .
"old_comment,old_user_text,old_timestamp,old_minor_edit ".
"FROM old USE INDEX (name_title_timestamp) " .
"WHERE old_namespace={$namespace} AND " .
"old_title='" . wfStrencode( $this->mTitle->getDBkey() ) . "' " .
"ORDER BY inverse_timestamp LIMIT $rawoffset, $limitplus";
$res = wfQuery( $sql, DB_READ, $fname );
$revs = wfNumRows( $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();
$numbar = wfViewPrevNext(
$offset, $limit,
$this->mTitle->getPrefixedText(),
"action=history", $atend );
$s = $numbar;
$s .= $this->beginHistoryList();
$counter = 1;
if( $offset == 0 ){
$this->linesonpage++;
$s .= $this->historyLine(
$this->mArticle->getTimestamp(),
$this->mArticle->getUser(),
$this->mArticle->getUserText(), $namespace,
$title, 0, $this->mArticle->getComment(),
( $this->mArticle->getMinorEdit() > 0 ),
$counter++
);
}
while ( $line = wfFetchObject( $res ) ) {
$s .= $this->historyLine(
$line->old_timestamp, $line->old_user,
$line->old_user_text, $namespace,
$title, $line->old_id,
$line->old_comment, ( $line->old_minor_edit > 0 ),
$counter++
);
}
$s .= $this->endHistoryList( !$atend );
$s .= $numbar;
$wgOut->addHTML( $s );
wfProfileOut( $fname );
}
function beginHistoryList()
{
global $wgTitle;
$this->lastdate = $this->lastline = "";
$url = $wgTitle->getFullURL("-");
$s = "\n";
$s .= "\n" . wfMsg( "histlegend" ) . "
\n";
return $s;
}
function endHistoryList( $skip = false )
{
$last = wfMsg( "last" );
$s = $skip ? "" : preg_replace( "/!OLDID![0-9]+!/", $last, $this->lastline );
$s .= "
\n";
return $s;
}
function historyLine( $ts, $u, $ut, $ns, $ttl, $oid, $c, $isminor, $counter = '' )
{
global $wgLang;
$artname = Title::makeName( $ns, $ttl );
$last = wfMsg( "last" );
$cur = wfMsg( "cur" );
$cr = wfMsg( "currentrev" );
if ( $oid && $this->lastline ) {
$ret = preg_replace( "/!OLDID!([0-9]+)!/", $this->mSkin->makeKnownLink(
$artname, $last, "diff=\\1&oldid={$oid}",'' ,'' ,' tabindex="'.$counter.'"' ), $this->lastline );
} else {
$ret = "";
}
$dt = $wgLang->timeanddate( $ts, true );
if ( $oid ) {
$q = "oldid={$oid}";
} else {
$q = "";
}
$link = $this->mSkin->makeKnownLink( $artname, $dt, $q );
if ( 0 == $u ) {
$ul = $this->mSkin->makeKnownLink( $wgLang->specialPage( "Contributions" ),
$ut, "target=" . $ut );
} else {
$ul = $this->mSkin->makeLink( $wgLang->getNsText(
Namespace::getUser() ) . ":{$ut}", $ut );
}
$s = "";
if ( $oid ) {
$curlink = $this->mSkin->makeKnownLink( $artname, $cur,
"diff=0&oldid={$oid}" );
} else {
$curlink = $cur;
}
$arbitrary = "";
if( $this->linesonpage > 1)
$arbitrary = "";
$s .= "({$curlink}) (!OLDID!{$oid}!) $arbitrary . .";
$M = wfMsg( "minoreditletter" );
if ( $isminor ) {
$s .= " {$M}";
}
$s .= " {$link} . . {$ul}";
if ( "" != $c && "*" != $c ) {
$c = $this->mSkin->formatcomment($c);
$s .= " (" . $c . ")";
}
$s .= "\n";
$this->lastline = $s;
return $ret;
}
}
?>