-<?php
-/**
- * @package MediaWiki
- * @subpackage SpecialPage
- */
-
-/** @package MediaWiki */
-class DeletedContribsFinder extends ContribsFinder {
- var $username, $offset, $limit, $namespace;
- var $dbr;
-
- function getEditLimit( $dir ) {
- list( $index, $usercond ) = $this->getUserCond();
- $nscond = $this->getNamespaceCond();
- $use_index = $this->dbr->useIndexClause( $index );
- list( $archive ) = $this->dbr->tableNamesN( 'archive' );
- $sql = "SELECT ar_timestamp " .
- " FROM $archive $use_index " .
- " WHERE $usercond $nscond" .
- " ORDER BY ar_timestamp $dir LIMIT 1";
-
- $res = $this->dbr->query( $sql, __METHOD__ );
- $row = $this->dbr->fetchObject( $res );
- if ( $row ) {
- return $row->ar_timestamp;
- } else {
- return false;
- }
- }
-
- function getUserCond() {
- $condition = ' ar_user_text=' . $this->dbr->addQuotes( $this->username );
- $index = 'usertext_timestamp';
- return array( $index, $condition );
- }
-
- function getNamespaceCond() {
- if ( $this->namespace !== false )
- return ' AND ar_namespace = ' . (int)$this->namespace;
- return '';
- }
-
- # The following functions share a lot of code with each other and with
- # their counterparts in ContribsFinder. Some refactoring should help.
-
- function getPreviousOffsetForPaging() {
- list( $index, $usercond ) = $this->getUserCond();
- $nscond = $this->getNamespaceCond();
-
- $use_index = $this->dbr->useIndexClause( $index );
- list( $archive ) = $this->dbr->tableNamesN( 'archive' );
-
- $sql = "SELECT ar_timestamp FROM $archive $use_index " .
- "WHERE ar_timestamp > '" . $this->offset . "' AND " .
- $usercond . $nscond;
- $sql .= " ORDER BY ar_timestamp ASC";
- $sql = $this->dbr->limitResult( $sql, $this->limit, 0 );
- $res = $this->dbr->query( $sql );
-
- $numRows = $this->dbr->numRows( $res );
- if ( $numRows ) {
- $this->dbr->dataSeek( $res, $numRows - 1 );
- $row = $this->dbr->fetchObject( $res );
- $offset = $row->ar_timestamp;
- } else {
- $offset = false;
- }
- $this->dbr->freeResult( $res );
- return $offset;
- }
-
- function getFirstOffsetForPaging() {
- list( $index, $usercond ) = $this->getUserCond();
- $use_index = $this->dbr->useIndexClause( $index );
- list( $archive ) = $this->dbr->tableNamesN( 'archive' );
- $nscond = $this->getNamespaceCond();
- $sql = "SELECT ar_timestamp FROM $archive $use_index " .
- "WHERE " .
- $usercond . $nscond;
- $sql .= " ORDER BY ar_timestamp ASC";
- $sql = $this->dbr->limitResult( $sql, $this->limit, 0 );
- $res = $this->dbr->query( $sql );
-
- $numRows = $this->dbr->numRows( $res );
- if ( $numRows ) {
- $this->dbr->dataSeek( $res, $numRows - 1 );
- $row = $this->dbr->fetchObject( $res );
- $offset = $row->ar_timestamp;
- } else {
- $offset = false;
- }
- $this->dbr->freeResult( $res );
- return $offset;
- }
-
- /* private */ function makeSql() {
- $offsetQuery = '';
-
- list( $archive ) = $this->dbr->tableNamesN( 'archive' );
- list( $index, $userCond ) = $this->getUserCond();
-
- if ( $this->offset )
- $offsetQuery = "AND ar_timestamp <= '{$this->offset}'";
-
- $nscond = $this->getNamespaceCond();
- $use_index = $this->dbr->useIndexClause( $index );
- $sql = "SELECT
- ar_namespace,ar_title,
- ar_rev_id,ar_text_id,ar_timestamp,ar_comment,ar_minor_edit,ar_user,ar_user_text
- FROM $archive $use_index
- WHERE $userCond $nscond $offsetQuery
- ORDER BY ar_timestamp DESC";
- $sql = $this->dbr->limitResult( $sql, $this->limit, 0 );
- return $sql;
- }
-};
-
-/**
- * Special page "deleted contributions".
- * Shows a list of the deleted contributions of a user.
- *
- * XXX This is almost and exact duplicate of the code in
- * XXX SpecialContributions.php and should be merged with it.
- *
- * @return none
- * @param $par String: (optional) user name of the user for which to show the contributions
- */
-function wfSpecialDeletedcontribs( $par = null ) {
- global $wgUser, $wgOut, $wgLang, $wgRequest;
-
- $target = isset( $par ) ? $par : $wgRequest->getVal( 'target' );
- if ( !strlen( $target ) ) {
- $wgOut->showErrorPage( 'notargettitle', 'notargettext' );
- return;
- }
-
- $nt = Title::newFromURL( $target );
- if ( !$nt ) {
- $wgOut->showErrorPage( 'notargettitle', 'notargettext' );
- return;
- }
-
- $options = array();
-
- list( $options['limit'], $options['offset']) = wfCheckLimits();
- $options['offset'] = $wgRequest->getVal( 'offset' );
- /* Offset must be an integral. */
- if ( !strlen( $options['offset'] ) || !preg_match( '/^[0-9]+$/', $options['offset'] ) )
- $options['offset'] = '';
-
- $title = SpecialPage::getTitleFor( 'Deletedcontribs' );
- $options['target'] = $target;
-
- $nt =& Title::makeTitle( NS_USER, $nt->getDBkey() );
- $finder = new DeletedContribsFinder( $nt->getText() );
- $finder->setLimit( $options['limit'] );
- $finder->setOffset( $options['offset'] );
-
- if ( ( $ns = $wgRequest->getVal( 'namespace', null ) ) !== null && $ns !== '' ) {
- $options['namespace'] = intval( $ns );
- $finder->setNamespace( $options['namespace'] );
- } else {
- $options['namespace'] = '';
- }
-
- if ( $wgRequest->getText( 'go' ) == 'prev' ) {
- $offset = $finder->getPreviousOffsetForPaging();
- if ( $offset !== false ) {
- $options['offset'] = $offset;
- $prevurl = $title->getLocalURL( wfArrayToCGI( $options ) );
- $wgOut->redirect( $prevurl );
- return;
- }
- }
-
- if ( $wgRequest->getText( 'go' ) == 'first' ) {
- $offset = $finder->getFirstOffsetForPaging();
- if ( $offset !== false ) {
- $options['offset'] = $offset;
- $prevurl = $title->getLocalURL( wfArrayToCGI( $options ) );
- $wgOut->redirect( $prevurl );
- return;
- }
- }
-
- $wgOut->setSubtitle( wfMsgHtml( 'contribsub', contributionsSub( $nt ) ) );
-
- $id = User::idFromName( $nt->getText() );
- wfRunHooks( 'SpecialDeletedcontribsBeforeMainOutput', $id );
-
- $wgOut->addHTML( contributionsForm( $options) );
-
- $contribs = $finder->find();
-
- if ( count( $contribs ) == 0) {
- $wgOut->addWikiText( wfMsg( 'nocontribs' ) );
- return;
- }
-
- list( $early, $late ) = $finder->getEditLimits();
- $lastts = count( $contribs ) ? $contribs[count( $contribs ) - 1]->ar_timestamp : 0;
- $atstart = ( !count( $contribs ) || $late == $contribs[0]->ar_timestamp );
- $atend = ( !count( $contribs ) || $early == $lastts );
-
- // These four are defaults
- $newestlink = wfMsgHtml( 'sp-contributions-newest' );
- $oldestlink = wfMsgHtml( 'sp-contributions-oldest' );
- $newerlink = wfMsgHtml( 'sp-contributions-newer', $options['limit'] );
- $olderlink = wfMsgHtml( 'sp-contributions-older', $options['limit'] );
-
- if ( !$atstart ) {
- $stuff = $title->escapeLocalURL( wfArrayToCGI( array( 'offset' => '' ), $options ) );
- $newestlink = "<a href=\"$stuff\">$newestlink</a>";
- $stuff = $title->escapeLocalURL( wfArrayToCGI( array( 'go' => 'prev' ), $options ) );
- $newerlink = "<a href=\"$stuff\">$newerlink</a>";
- }
-
- if ( !$atend ) {
- $stuff = $title->escapeLocalURL( wfArrayToCGI( array( 'go' => 'first' ), $options ) );
- $oldestlink = "<a href=\"$stuff\">$oldestlink</a>";
- $stuff = $title->escapeLocalURL( wfArrayToCGI( array( 'offset' => $lastts ), $options ) );
- $olderlink = "<a href=\"$stuff\">$olderlink</a>";
- }
-
- $firstlast = "($newestlink | $oldestlink)";
-
- $urls = array();
- foreach ( array( 20, 50, 100, 250, 500 ) as $num ) {
- $stuff = $title->escapeLocalURL( wfArrayToCGI( array( 'limit' => $num ), $options ) );
- $urls[] = "<a href=\"$stuff\">".$wgLang->formatNum( $num )."</a>";
- }
- $bits = implode( $urls, ' | ' );
-
- $prevnextbits = $firstlast .' '. wfMsgHtml( 'viewprevnext', $newerlink, $olderlink, $bits );
-
- $wgOut->addHTML( "<p>{$prevnextbits}</p>\n" );
-
- $wgOut->addHTML( "<ul>\n" );
-
- $sk = $wgUser->getSkin();
- foreach ( $contribs as $contrib )
- $wgOut->addHTML( dcListEdit( $sk, $contrib ) );
-
- $wgOut->addHTML( "</ul>\n" );
- $wgOut->addHTML( "<p>{$prevnextbits}</p>\n" );
-}
-
-
-/**
- * Generates each row in the deleted contributions list.
- *
- * @todo This would probably look a lot nicer in a table.
- */
-function dcListEdit( $sk, $row ) {
- $fname = 'dcListEdit';
- wfProfileIn( $fname );
-
- global $wgLang, $wgUser, $wgRequest;
- static $messages, $undelete;
- if( !isset( $messages ) ) {
- foreach( explode( ' ', 'undel minoreditletter' ) as $msg ) {
- $messages[$msg] = wfMsgExt( $msg, array( 'escape') );
- }
- }
- if( !isset( $undelete ) ) {
- $undelete =& SpecialPage::getTitleFor( 'Undelete' );
- }
-
- $page = Title::makeTitle( $row->ar_namespace, $row->ar_title )->getPrefixedText();
-
- $ts = wfTimestamp( TS_MW, $row->ar_timestamp );
- $d = $wgLang->timeanddate( $ts, true );
-
- $link = $sk->makeKnownLinkObj( $undelete, $page, "target=$page×tamp=$ts" );
- $undellink = '(' . $sk->makeKnownLinkObj( $undelete, $messages['undel'], "target=$page" ) . ')';
-
- if( $row->ar_minor_edit ) {
- $mflag = '<span class="minor">' . $messages['minoreditletter'] . '</span> ';
- } else {
- $mflag = '';
- }
-
- $comment = $sk->commentBlock( $row->ar_comment );
-
- $ret = "<li>{$d}{$mflag} {$link} {$undellink} {$comment}</li>";
- wfProfileOut( $fname );
- return $ret;
-}
-
-?>