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();
$db =& wfGetDB( DB_SLAVE );
$use_index = $db->useIndexClause( 'name_title_timestamp' );
$oldtable = $db->tableName( 'old' );
$sql = "SELECT old_id,old_user," .
"old_comment,old_user_text,old_timestamp,old_minor_edit ".
"FROM $oldtable $use_index " .
"WHERE old_namespace={$namespace} AND " .
"old_title='" . $db->strencode( $this->mTitle->getDBkey() ) . "' " .
"ORDER BY inverse_timestamp".$db->limitResult($limitplus,$rawoffset);
$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();
$numbar = wfViewPrevNext(
$offset, $limit,
$this->mTitle->getPrefixedText(),
'action=history', $atend );
$s = $numbar;
if($this->linesonpage > 0) {
$submitpart1 = 'submitbuttonhtml1 = $submitpart1 . ' />';
$this->submitbuttonhtml2 = $submitpart1 . ' id="historysubmit" />';
}
$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 = $db->fetchObject( $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 = '';
$s = '' . wfMsg( 'histlegend' ) . '
';
$s .= '';
return $s;
}
function historyLine( $ts, $u, $ut, $ns, $ttl, $oid, $c, $isminor, $counter = '' ) {
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->makeLink( $userPage , htmlspecialchars( $ut ) );
}
$s = '';
if ( $oid ) {
$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 ) {
$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'].'': '' ;
if ( '' != $c && '*' != $c ) {
$c = $this->mSkin->formatcomment( $c, $this->mTitle );
$s .= " ($c)";
}
$s .= '';
$this->lastline = $s;
return $ret;
}
}
?>