function readFile()
{
$head = $this->_read(30);
extract(
unpack(
'a4magic/vreq_version/vflags/vcomp_type'
. '/vmod_time/vmod_date'
. '/Vcrc32/Vcomp_size/Vuncomp_size'
. '/vfilename_len/vextrafld_len',
$head
)
);
//FIXME: we should probably check $req_version.
$attrib['mtime'] = dostime2unixtime($mod_date, $mod_time);
if ($magic != ZIP_LOCHEAD_MAGIC) {
if ($magic != ZIP_CENTHEAD_MAGIC)
// FIXME: better message?
ExitWiki(sprintf('Bad header type: %s', $magic));
return $this->done();
}
if (($flags & 0x21) != 0)
ExitWiki('Encryption and/or zip patches not supported.');
if (($flags & 0x08) != 0)
// FIXME: better message?
ExitWiki('Postponed CRC not yet supported.');
$filename = $this->_read($filename_len);
if ($extrafld_len != 0)
$attrib['extra_field'] = $this->_read($extrafld_len);
$data = $this->_read($comp_size);
if ($comp_type == ZIP_DEFLATE) {
$data = zip_inflate($data, $crc32, $uncomp_size);
} else if ($comp_type == ZIP_STORE) {
$crc = zip_crc32($data);
if ($crc32 != $crc)
ExitWiki(sprintf('CRC mismatch %x != %x', $crc, $crc32));
} else
ExitWiki(sprintf('Compression method %s unsupported', $comp_method));
if (strlen($data) != $uncomp_size)
ExitWiki(sprintf('Uncompressed size mismatch %d != %d', strlen($data), $uncomp_size));
return array(
$filename,
$data,
$attrib
);
}
function readFile()
{
$head = $this->_read(30);
// FIXME: This is bad for gzip compressed buffers
extract(unpack("a4magic/vreq_version/vflags/vcomp_type" . "/vmod_time/vmod_date" . "/Vcrc32/Vcomp_size/Vuncomp_size" . "/vfilename_len/vextrafld_len", $head));
if ($magic != ZIP_LOCHEAD_MAGIC) {
// maybe gzip?
//$x = substr($magic,0,3);
if (substr($magic, 0, 3) == " ‹•") {
if ($this->fp) {
fclose($this->fp);
$this->fp = fopen($this->zipfile, "rb");
$content = $this->_read(filesize($this->fp));
} else {
$content = $this->buf;
}
// TODO...
$data = zip_deflate($content);
return array($filename, $data, $attrib);
}
if ($magic != ZIP_CENTHEAD_MAGIC) {
// FIXME: better message?
ExitWiki(sprintf("Unsupported ZIP header type: %s", $magic));
}
return $this->done();
}
if (($flags & 0x21) != 0) {
ExitWiki("Encryption and/or zip patches not supported.");
}
if (($flags & 0x8) != 0) {
// FIXME: better message?
ExitWiki("Postponed CRC not yet supported.");
}
$filename = $this->_read($filename_len);
//FIXME: we should probably check $req_version.
$attrib['mtime'] = dostime2unixtime($mod_date, $mod_time);
if ($extrafld_len != 0) {
$attrib['extra_field'] = $this->_read($extrafld_len);
}
$data = $this->_read($comp_size);
if ($comp_type == ZIP_DEFLATE) {
$data = zip_inflate($data, $crc32, $uncomp_size);
} else {
if ($comp_type == ZIP_STORE) {
$crc = zip_crc32($data);
if ($crc32 != $crc) {
ExitWiki(sprintf("CRC mismatch %x != %x", $crc, $crc32));
}
} else {
ExitWiki(sprintf("Compression method %s unsupported", $comp_method));
}
}
if (strlen($data) != $uncomp_size) {
ExitWiki(sprintf("Uncompressed size mismatch %d != %d", strlen($data), $uncomp_size));
}
return array($filename, $data, $attrib);
}
function readFile()
{
$head = $this->_read(30);
extract(unpack("a4magic/vreq_version/vflags/vcomp_type" . "/vmod_time/vmod_date" . "/Vcrc32/Vcomp_size/Vuncomp_size" . "/vfilename_len/vextrafld_len", $head));
//FIXME: we should probably check $req_version.
$attrib['mtime'] = dostime2unixtime($mod_date, $mod_time);
if ($magic != ZIP_LOCHEAD_MAGIC) {
if ($magic != ZIP_CENTHEAD_MAGIC) {
die("Bad header type: " . htmlspecialchars($magic));
}
// FIXME: better message?
return $this->done();
}
if (($flags & 0x21) != 0) {
die("Encryption and/or zip patches not supported.");
}
if (($flags & 0x8) != 0) {
die("Postponed CRC not yet supported.");
}
// FIXME: ???
$filename = $this->_read($filename_len);
if ($extrafld_len != 0) {
$attrib['extra_field'] = $this->_read($extrafld_len);
}
$data = $this->_read($comp_size);
if ($comp_type == ZIP_DEFLATE) {
$data = zip_inflate($data, $crc32, $uncomp_size);
} else {
if ($comp_type == ZIP_STORE) {
$crc = zip_crc32($data);
if ($crc32 != $crc) {
die(sprintf("CRC mismatch %x != %x", $crc, $crc32));
}
} else {
die("Compression method {$comp_method} unsupported");
}
}
if (strlen($data) != $uncomp_size) {
die(sprintf("Uncompressed size mismatch %d != %d", strlen($data), $uncomp_size));
}
return array($filename, $data, $attrib);
}