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| 1 | <?php |
| 2 | /** |
| 3 | * Stream outputter to send data to a file. |
| 4 | * |
| 5 | * Copyright © 2003, 2005, 2006 Brooke Vibber <bvibber@wikimedia.org> |
| 6 | * https://www.mediawiki.org/ |
| 7 | * |
| 8 | * @license GPL-2.0-or-later |
| 9 | * @file |
| 10 | */ |
| 11 | |
| 12 | namespace MediaWiki\Export; |
| 13 | |
| 14 | use MediaWiki\Exception\MWException; |
| 15 | use RuntimeException; |
| 16 | |
| 17 | /** |
| 18 | * @ingroup Dump |
| 19 | */ |
| 20 | class DumpFileOutput extends DumpOutput { |
| 21 | /** @var resource|false */ |
| 22 | protected $handle = false; |
| 23 | /** @var string */ |
| 24 | protected $filename; |
| 25 | |
| 26 | /** |
| 27 | * @param string $file |
| 28 | */ |
| 29 | public function __construct( $file ) { |
| 30 | $this->handle = fopen( $file, "wt" ); |
| 31 | $this->filename = $file; |
| 32 | } |
| 33 | |
| 34 | /** |
| 35 | * @param string $string |
| 36 | */ |
| 37 | public function writeCloseStream( $string ) { |
| 38 | parent::writeCloseStream( $string ); |
| 39 | if ( $this->handle ) { |
| 40 | fclose( $this->handle ); |
| 41 | $this->handle = false; |
| 42 | } |
| 43 | } |
| 44 | |
| 45 | /** |
| 46 | * @param string $string |
| 47 | */ |
| 48 | public function write( $string ) { |
| 49 | fputs( $this->handle, $string ); |
| 50 | } |
| 51 | |
| 52 | /** |
| 53 | * @inheritDoc |
| 54 | */ |
| 55 | public function closeRenameAndReopen( $newname ) { |
| 56 | $this->closeAndRename( $newname, true ); |
| 57 | } |
| 58 | |
| 59 | /** |
| 60 | * @param string $newname |
| 61 | */ |
| 62 | protected function renameOrException( $newname ) { |
| 63 | if ( !rename( $this->filename, $newname ) ) { |
| 64 | throw new RuntimeException( __METHOD__ . ": rename of file {$this->filename} to $newname failed\n" ); |
| 65 | } |
| 66 | } |
| 67 | |
| 68 | /** |
| 69 | * @param string|string[] $newname |
| 70 | * @return string |
| 71 | * @throws MWException |
| 72 | */ |
| 73 | protected function checkRenameArgCount( $newname ) { |
| 74 | if ( is_array( $newname ) ) { |
| 75 | if ( count( $newname ) > 1 ) { |
| 76 | throw new MWException( __METHOD__ . ": passed multiple arguments for rename of single file\n" ); |
| 77 | } |
| 78 | $newname = $newname[0]; |
| 79 | } |
| 80 | return $newname; |
| 81 | } |
| 82 | |
| 83 | /** |
| 84 | * @inheritDoc |
| 85 | */ |
| 86 | public function closeAndRename( $newname, $open = false ) { |
| 87 | $newname = $this->checkRenameArgCount( $newname ); |
| 88 | if ( $newname ) { |
| 89 | if ( $this->handle ) { |
| 90 | fclose( $this->handle ); |
| 91 | $this->handle = false; |
| 92 | } |
| 93 | $this->renameOrException( $newname ); |
| 94 | if ( $open ) { |
| 95 | $this->handle = fopen( $this->filename, "wt" ); |
| 96 | } |
| 97 | } |
| 98 | } |
| 99 | |
| 100 | /** |
| 101 | * @return string|null |
| 102 | */ |
| 103 | public function getFilenames() { |
| 104 | return $this->filename; |
| 105 | } |
| 106 | } |
| 107 | |
| 108 | /** @deprecated class alias since 1.46 */ |
| 109 | class_alias( DumpFileOutput::class, 'DumpFileOutput' ); |