124 lines
3.2 KiB
PHP
124 lines
3.2 KiB
PHP
<?php
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# -- BEGIN LICENSE BLOCK ----------------------------------
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#
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# This file is part of pacKman, a plugin for Dotclear 2.
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#
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# Copyright (c) 2009-2013 Jean-Christian Denis and contributors
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# contact@jcdenis.fr http://jcd.lv
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#
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# Licensed under the GPL version 2.0 license.
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# A copy of this license is available in LICENSE file or at
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# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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#
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# -- END LICENSE BLOCK ------------------------------------
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class packmanFileZip extends fileZip
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{
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protected function writeFile($name,$file,$size,$mtime)
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{
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if (!isset($this->entries[$name])) {
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return;
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}
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$size = filesize($file);
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$this->memoryAllocate($size*3);
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$content = file_get_contents($file);
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//cleanup file contents
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// at this time only php files
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if (substr($file,-4) == '.php') {
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$content = self::removePHPComment($content);
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}
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$unc_len = strlen($content);
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$crc = crc32($content);
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$zdata = gzdeflate($content);
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$c_len = strlen($zdata);
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unset($content);
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$mdate = $this->makeDate($mtime);
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$mtime = $this->makeTime($mtime);
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# Data descriptor
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$data_desc =
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"\x50\x4b\x03\x04".
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"\x14\x00". # ver needed to extract
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"\x00\x00". # gen purpose bit flag
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"\x08\x00". # compression method
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pack('v',$mtime). # last mod time
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pack('v',$mdate). # last mod date
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pack('V',$crc). # crc32
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pack('V',$c_len). # compressed filesize
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pack('V',$unc_len). # uncompressed filesize
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pack('v',strlen($name)). # length of filename
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pack('v',0). # extra field length
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$name. # end of "local file header" segment
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$zdata. # "file data" segment
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pack('V',$crc). # crc32
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pack('V',$c_len). # compressed filesize
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pack('V',$unc_len); # uncompressed filesize
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fwrite($this->fp,$data_desc);
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unset($zdata);
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$new_offset = $this->old_offset + strlen($data_desc);
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# Add to central directory record
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$cdrec =
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"\x50\x4b\x01\x02".
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"\x00\x00". # version made by
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"\x14\x00". # version needed to extract
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"\x00\x00". # gen purpose bit flag
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"\x08\x00". # compression method
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pack('v',$mtime). # last mod time
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pack('v',$mdate). # last mod date
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pack('V',$crc). # crc32
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pack('V',$c_len). # compressed filesize
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pack('V',$unc_len). # uncompressed filesize
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pack('v',strlen($name)). # length of filename
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pack('v',0). # extra field length
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pack('v',0). # file comment length
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pack('v',0). # disk number start
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pack('v',0). # internal file attributes
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pack('V',32). # external file attributes - 'archive' bit set
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pack('V',$this->old_offset). # relative offset of local header
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$name;
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$this->old_offset = $new_offset;
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$this->ctrl_dir[] = $cdrec;
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}
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protected static function removePHPComment($content)
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{
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$comment = array(T_COMMENT);
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if (defined('T_DOC_COMMENT')) {
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$comment[] = T_DOC_COMMENT; // PHP 5
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}
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if (defined('T_ML_COMMENT')) {
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$comment[] = T_ML_COMMENT; // PHP 4
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}
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$newStr = '';
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$tokens = token_get_all($content);
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foreach ($tokens as $token)
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{
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if (is_array($token))
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{
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if (in_array($token[0],$comment)) {
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//$newStr .= "\n";
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}
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else {
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$newStr .= $token[1];
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}
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}
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else {
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$newStr .= $token;
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}
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}
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return $newStr;
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}
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}
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?>
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