<?
/**-------------------------------------------------
| EasyGzip.class V0.8 - by Alban LOPEZ
| Copyright (c) 2007 Alban LOPEZ
| Email bugs/suggestions to alban.lopez+easygzip@gmail.com
+--------------------------------------------------
| This file is part of EasyArchive.class V0.9.
| EasyArchive 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 3 of the License, or
| (at your option) any later version.
| EasyArchive 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 on http://www.gnu.org/licenses/
+--------------------------------------------------
http://www.phpclasses.org/browse/package/4239.html **/
class gzip
{
/**
// You can use this class like that.
$test = new gzip;
$test->makeGzip('./','./toto.gzip');
var_export($test->infosGzip('./toto.gzip'));
$test->extractGzip('./toto.gzip', './new/');
**/
function makeGzip($src, $dest=false)
{
$Gzip = gzencode((strpos(chr(0),$src) ? file_get_contents ($src) : $src), 6);
if (empty($dest)) return $Gzip;
elseif (file_put_contents($dest, $Gzip)) return $dest;
return false;
}
function infosGzip ($src, $data=true)
{
$data = $this->extractGzip ($src);
$content = array(
'UnCompSize'=>strlen($data),
'Size'=>filesize($src),
'Ratio'=>strlen($data) ? round(100 - filesize($src) / strlen($data)*100, 1) : false,);
if ($data) $content['Data'] = $data;
return $content;
}
function extractGzip ($src, $dest=false)
{
$zp = gzopen( $src, "r" );
$data = '';
while (!gzeof($zp))
$data .= gzread($zp, 1024*1024);
gzclose( $zp );
if (empty($dest)) return $data;
elseif (file_put_contents($dest, $data)) return $dest;
return false;
}
}
?>
|
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