Re: decompressing phar file not getting sane results

On 29.04.2022 at 06:51, Dennis Gearon wrote:

> running in CLI mode. readonly for Phars is set to 'off'
> If I do $p->extractTo() BEFORE compressing it, I ca the right results when
> I do
> cat *.txt in directory extracted to. But if I compress it and then
> decompress it, I get garbage.
>
> -------------------------------------------------------------------------
> CODE
> ----------------------------------------------------------------------------
>
> <?php
> $p = new Phar('/home/gearond/my.phar', FilesystemIterator::SKIP_DOTS |
> FilesystemIterator::UNIX_PATHS, 'my.phar');
> $p['myfile.txt'] = 'four score and seven years ago our fathers.';
> $p['myfile2.txt'] = 'four score and severn years ago our mothers.';
> foreach ($p as $file) {
>     var_dump($file->getFileName());
>     var_dump($file->isCompressed());
>     var_dump($file->isCompressed(Phar::BZ2));
>     var_dump($file->isCompressed(Phar::GZ));
> }
> var_dump($p->getSupportedCompression() );
> var_dump( $p->compressFiles(Phar::GZ) );
> foreach ($p as $file) {
>     var_dump($file->getFileName());
>     var_dump($file->isCompressed());
>     var_dump($file->isCompressed(Phar::BZ2));
>     var_dump($file->isCompressed(Phar::GZ));
> }
> var_dump( $p->decompressFiles() );
> foreach ($p as $file) {
>     var_dump($file->getFileName());
>     var_dump($file->isCompressed());
>     var_dump($file->isCompressed(Phar::BZ2));
>     var_dump($file->isCompressed(Phar::GZ));
> }
> var_dump( $p->extractTo("./", null, true) );
> ?>
>
>
> ---------------------------------------------------------------------------
> RESULTS
> ----------------------------------------------------------------------------
>
> string(10) "myfile.txt"
> bool(false)
> bool(false)
> bool(false)
> string(11) "myfile2.txt"
> bool(false)
> bool(false)
> bool(false)
> array(2) {
>   [0]=>
>   string(2) "GZ"
>   [1]=>
>   string(5) "BZIP2"
> }
> NULL
> string(10) "myfile.txt"
> bool(true)
> bool(false)
> bool(true)
> string(11) "myfile2.txt"
> bool(true)
> bool(false)
> bool(true)
> bool(true)
> string(10) "myfile.txt"
> bool(false)
> bool(false)
> bool(false)
> string(11) "myfile2.txt"
> bool(false)
> bool(false)
> bool(false)
> bool(true)
>
> ---------------------------------------------------------------------------
> FILE CONTENT
> ----------------------------------------------------------------------------
> The results of cat *.txt in the director extracted to are:
>
> cat *.txt
> K�/-R(N�/JUH�KQ(N-K-�S�LM,*VHL�WI��d��K�/-R(N�/JUH�KQ(N-K�S�LM,*VHL�Wɦ%�d��

I can reproduce this.  Apparently, the files are neither uncompressed in
the phar archive.  That looks like a bug.  Consider to file a ticket at
<https://github.com/php/php-src/issues>.

--
Christoph M. Becker