75 lines
2.0 KiB
PHP
75 lines
2.0 KiB
PHP
<?php
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/*--------------------------------------------------
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* TAR/GZIP/BZIP2/ZIP ARCHIVE CLASSES 2.1
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* By Devin Doucette
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* Copyright (c) 2005 Devin Doucette
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* Email: darksnoopy@shaw.ca
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*--------------------------------------------------
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* Email bugs/suggestions to darksnoopy@shaw.ca
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*--------------------------------------------------
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* This script has been created and released under
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* the GNU GPL and is free to use and redistribute
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* only if this copyright statement is not removed
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*--------------------------------------------------*/
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/**
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* This class is derived of the class archive, is employed to use archives .
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* gzip
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* @package workflow.engine.classes
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*/
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class GzipFile extends TarFile
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{
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/**
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* This function is the constructor of the class gzip_file
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*
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* @param string $name
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* @return void
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*/
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public function gzip_file($name)
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{
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$this->tar_file($name);
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$this->options['type'] = "gzip";
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}
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/**
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* This function is employed to create files .
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* gzip
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*
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* @return boolean
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*/
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public function create_gzip()
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{
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if ($this->options['inmemory'] == 0) {
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$pwd = getcwd();
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chdir($this->options['basedir']);
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if ($fp = gzopen($this->options['name'], "wb{$this->options['level']}")) {
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fseek($this->archive, 0);
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while ($temp = fread($this->archive, 1048576)) {
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gzwrite($fp, $temp);
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}
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gzclose($fp);
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chdir($pwd);
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} else {
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$this->error[] = "Could not open {$this->options['name']} for writing.";
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chdir($pwd);
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return 0;
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}
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} else {
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$this->archive = gzencode($this->archive, $this->options['level']);
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}
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return 1;
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}
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/**
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* This function open a archive of the class gzip_file
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*
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* @return void
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*/
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public function open_archive()
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{
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return @gzopen($this->options['name'], "rb");
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}
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}
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