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<?php
/**
* Stream outputter to send data to a file.
*
* Copyright © 2003, 2005, 2006 Brooke Vibber <bvibber@wikimedia.org>
* https://www.mediawiki.org/
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
*/
/**
* @ingroup Dump
*/
class DumpFileOutput extends DumpOutput {
/** @var resource|false */
protected $handle = false;
/** @var string */
protected $filename;
/**
* @param string $file
*/
public function __construct( $file ) {
$this->handle = fopen( $file, "wt" );
$this->filename = $file;
}
/**
* @param string $string
*/
public function writeCloseStream( $string ) {
parent::writeCloseStream( $string );
if ( $this->handle ) {
fclose( $this->handle );
$this->handle = false;
}
}
/**
* @param string $string
*/
public function write( $string ) {
fputs( $this->handle, $string );
}
/**
* @inheritDoc
*/
public function closeRenameAndReopen( $newname ) {
$this->closeAndRename( $newname, true );
}
/**
* @param string $newname
*/
protected function renameOrException( $newname ) {
if ( !rename( $this->filename, $newname ) ) {
throw new RuntimeException( __METHOD__ . ": rename of file {$this->filename} to $newname failed\n" );
}
}
/**
* @param string|string[] $newname
* @return string
* @throws MWException
*/
protected function checkRenameArgCount( $newname ) {
if ( is_array( $newname ) ) {
if ( count( $newname ) > 1 ) {
throw new MWException( __METHOD__ . ": passed multiple arguments for rename of single file\n" );
}
$newname = $newname[0];
}
return $newname;
}
/**
* @inheritDoc
*/
public function closeAndRename( $newname, $open = false ) {
$newname = $this->checkRenameArgCount( $newname );
if ( $newname ) {
if ( $this->handle ) {
fclose( $this->handle );
$this->handle = false;
}
$this->renameOrException( $newname );
if ( $open ) {
$this->handle = fopen( $this->filename, "wt" );
}
}
}
/**
* @return string|null
*/
public function getFilenames() {
return $this->filename;
}
}
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