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Code Issues Releases Wiki Activity

Save some mem when decompressing .zip

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git-svn-id: file:///svn/phpbb/trunk@4315 89ea8834-ac86-4346-8a33-228a782c2dd0
This commit is contained in:
Paul S. Owen 2003-07-22 20:06:17 +00:00
parent 2a016e4f47
commit 3c208e1d0b
1 changed files with 21 additions and 12 deletions
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33
phpBB/includes/functions_compress.php
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@ -161,29 +161,35 @@ class compress_zip extends compress
if ($attrib == 0x41FF0010)
{
mkdir($dst . $filename);
if (!@mkdir($dst . $filename))
{
trigger_error("Could not create directory $filename");
}
}
else
{
fseek($this->fp, $offset + 30 + $strlen);
// We have to fudge here for time being
// Read buffer, prepend and append gz file header/footer
$buffer = pack('va1a1Va1a1', 0x8b1f, chr(0x08), chr(0x00), time(), chr(0x00), chr(3)) . fread($this->fp, $c_size) . pack("VV", $crc, $uc_size);
if (!($fp = fopen($dst . $filename . '.gz', 'wb')))
{
die("Could not open temporary $filename.gz");
trigger_error("Could not open temporary $filename.gz");
}
fwrite($fp, $buffer);
// .gz header
fwrite($fp, pack('va1a1Va1a1', 0x8b1f, chr(0x08), chr(0x00), time(), chr(0x00), chr(3)));
// data ... write it out in 1KB packets to conserve mem
while ($buffer = fread($this->fp, 1024))
{
fwrite($fp, $buffer);
}
// .gz footer
fwrite($fp, pack("VV", $crc, $uc_size));
fclose($fp);
unset($buffer);
unset($fp);
if (!($fp = fopen($dst . $filename, 'wb')))
{
die("Could not open $filename");
trigger_error("Could not create $filename");
}
if (!($gzfp = gzopen($dst . $filename . '.gz', 'rb')))
@ -328,7 +334,10 @@ class compress_tar extends compress
if ($filetype == 5)
{
mkdir($dst . $filename);
if (!@mkdir($dst . $filename))
{
trigger_error("Could not create directory $filename");
}
continue;
}
else
@ -338,7 +347,7 @@ class compress_tar extends compress
if (!($fp = fopen($dst . $filename, 'wb')))
{
trigger_error('Could not open file for output');
trigger_error("Could create file $filename");
}
$size = 0;