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PharData::compress

(PHP 5 >= 5.3.0, PHP 7, PHP 8, PECL phar >= 2.0.0)

PharData::compressCompresses the entire tar/zip archive using Gzip or Bzip2 compression

Descrição

public PharData::compress(int $compression, ?string $extension = null): ?PharData

For tar archives, this method compresses the entire archive using gzip compression or bzip2 compression. The resulting file can be processed with the gunzip command/bunzip command, or accessed directly and transparently with the Phar extension.

For zip archives, this method fails with an exception. The zlib extension must be enabled to compress with gzip compression, the bzip2 extension must be enabled in order to compress with bzip2 compression.

In addition, this method automatically renames the archive, appending .gz, .bz2 or removing the extension if passed Phar::NONE to remove compression. Alternatively, a file extension may be specified with the second parameter.

Parâmetros

compression

Compression must be one of Phar::GZ, Phar::BZ2 to add compression, or Phar::NONE to remove compression.

extension

By default, the extension is .tar.gz or .tar.bz2 for compressing a tar, and .tar for decompressing.

Valor Retornado

A PharData object is returned on success, or null on failure.

Erros/Exceções

Throws BadMethodCallException if the zlib extension is not available, or the bzip2 extension is not enabled.

Registro de Alterações

Versão Descrição
8.0.0 extension is now nullable.

Exemplos

Exemplo #1 A PharData::compress() example

<?php
$p
= new PharData('/path/to/my.tar');
$p['myfile.txt'] = 'hi';
$p['myfile2.txt'] = 'hi';
$p1 = $p->compress(Phar::GZ); // copies to /path/to/my.tar.gz
$p2 = $p->compress(Phar::BZ2); // copies to /path/to/my.tar.bz2
$p3 = $p2->compress(Phar::NONE); // exception: /path/to/my.tar already exists
?>

Veja Também

  • Phar::compress() - Compresses the entire Phar archive using Gzip or Bzip2 compression

adicione uma nota

Notas Enviadas por Usuários (em inglês) 2 notes

up
6
Christopher Marshall
8 years ago
This is a very irritating bug. You can use this to get around it though:

$data = 'some.test.string';
$phar = new PharData('test.tar');

$phar->compress(Phar::GZ, substr($data, strpos($data, '.') + 1));
up
2
c6h1206free at gmail dot com
8 years ago
This method destroys everything after the first dot in your filename and replaces it with the zip extension (.tar.gz, etc)

Example:

<?php

$tarfile
= "2.5.0.0-RC1.tar";
$pd = new \PharData($tarfile);
$pd->buildFromDirectory("/path/to/contents");
$pd->compress(\Phar::GZ);

?>

Ends up with a file named "2.tar.gz"
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