MediaWiki REL1_35
SevenZipStream.php
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1<?php
28
37 protected $stream;
38
39 private function stripPath( $path ) {
40 $prefix = 'mediawiki.compress.7z://';
41
42 return substr( $path, strlen( $prefix ) );
43 }
44
45 public function stream_open( $path, $mode, $options, &$opened_path ) {
46 if ( $mode[0] == 'r' ) {
47 $options = 'e -bd -so';
48 } elseif ( $mode[0] == 'w' ) {
49 $options = 'a -bd -si';
50 } else {
51 return false;
52 }
53 $arg = Shell::escape( $this->stripPath( $path ) );
54 $command = "7za $options $arg";
55 if ( !wfIsWindows() ) {
56 // Suppress the stupid messages on stderr
57 $command .= ' 2>/dev/null';
58 }
59 // popen() doesn't like two-letter modes
60 $this->stream = popen( $command, $mode[0] );
61 return ( $this->stream !== false );
62 }
63
64 public function url_stat( $path, $flags ) {
65 return stat( $this->stripPath( $path ) );
66 }
67
68 public function stream_close() {
69 return fclose( $this->stream );
70 }
71
72 public function stream_flush() {
73 return fflush( $this->stream );
74 }
75
76 public function stream_read( $count ) {
77 return fread( $this->stream, $count );
78 }
79
80 public function stream_write( $data ) {
81 return fwrite( $this->stream, $data );
82 }
83
84 public function stream_tell() {
85 return ftell( $this->stream );
86 }
87
88 public function stream_eof() {
89 return feof( $this->stream );
90 }
91
92 public function stream_seek( $offset, $whence ) {
93 return fseek( $this->stream, $offset, $whence );
94 }
95}
96
97stream_wrapper_register( 'mediawiki.compress.7z', SevenZipStream::class );
wfIsWindows()
Check if the operating system is Windows.
Executes shell commands.
Definition Shell.php:44
Stream wrapper around 7za filter program.
stream_open( $path, $mode, $options, &$opened_path)
url_stat( $path, $flags)
stream_seek( $offset, $whence)
$command
Definition mcc.php:125