/home/vianto5/hidalgoresidences.mx/wp-content/plugins/sitepress-multilingual-cms/inc
Edit: /home/vianto5/hidalgoresidences.mx/wp-content/plugins/sitepress-multilingual-cms/inc/wpml_zip.php (15924B)
* @copyright 2009-2014 A. Grandt
* @license GNU LGPL 2.1
* @link http://www.phpclasses.org/package/6110
* @link https://github.com/Grandt/PHPZip
* @version 1.62
*/
class wpml_zip {
const VERSION = 1.62;
const ZIP_LOCAL_FILE_HEADER = "\x50\x4b\x03\x04";
const ZIP_CENTRAL_FILE_HEADER = "\x50\x4b\x01\x02";
const ZIP_END_OF_CENTRAL_DIRECTORY = "\x50\x4b\x05\x06\x00\x00\x00\x00";
const EXT_FILE_ATTR_DIR = 010173200020;
const EXT_FILE_ATTR_FILE = 020151000040;
const ATTR_VERSION_TO_EXTRACT = "\x14\x00";
const ATTR_MADE_BY_VERSION = "\x1E\x03";
const EXTRA_FIELD_NEW_UNIX_GUID = "\x75\x78\x0B\x00\x01\x04\xE8\x03\x00\x00\x04\x00\x00\x00\x00";
const S_IFIFO = 0010000;
const S_IFCHR = 0020000;
const S_IFDIR = 0040000;
const S_IFBLK = 0060000;
const S_IFREG = 0100000;
const S_IFLNK = 0120000;
const S_IFSOCK = 0140000;
const S_ISUID = 0004000;
const S_ISGID = 0002000;
const S_ISTXT = 0001000;
const S_IRWXU = 0000700;
const S_IRUSR = 0000400;
const S_IWUSR = 0000200;
const S_IXUSR = 0000100;
const S_IRWXG = 0000070;
const S_IRGRP = 0000040;
const S_IWGRP = 0000020;
const S_IXGRP = 0000010;
const S_IRWXO = 0000007;
const S_IROTH = 0000004;
const S_IWOTH = 0000002;
const S_IXOTH = 0000001;
const S_ISVTX = 0001000;
const S_DOS_A = 0000040;
const S_DOS_D = 0000020;
const S_DOS_V = 0000010;
const S_DOS_S = 0000004;
const S_DOS_H = 0000002;
const S_DOS_R = 0000001;
private $zipMemoryThreshold = 1048576;
private $zipData = null;
private $zipFile = null;
private $zipComment = null;
private $cdRec = array();
private $offset = 0;
private $isFinalized = false;
private $addExtraField = true;
private $streamChunkSize = 65536;
private $streamFilePath = null;
private $streamTimestamp = null;
private $streamFileComment = null;
private $streamFile = null;
private $streamData = null;
private $streamFileLength = 0;
private $streamExtFileAttr = null;
public static $temp = null;
function __construct( $useZipFile = false ) {
if ( $useZipFile ) {
$this->zipFile = tmpfile();
} else {
$this->zipData = '';
}
}
function __destruct() {
if ( is_resource( $this->zipFile ) ) {
fclose( $this->zipFile );
}
$this->zipData = null;
}
public function setComment( $newComment = null ) {
if ( $this->isFinalized ) {
return false;
}
$this->zipComment = $newComment;
return true;
}
public function setZipFile( $fileName ) {
if ( is_file( $fileName ) ) {
unlink( $fileName );
}
$fd = fopen( $fileName, 'x+b' );
if ( ! $fd ) {
return false;
}
if ( is_resource( $this->zipFile ) ) {
rewind( $this->zipFile );
while ( ! feof( $this->zipFile ) ) {
fwrite( $fd, (string) fread( $this->zipFile, $this->streamChunkSize ) );
}
fclose( $this->zipFile );
} else {
fwrite( $fd, $this->zipData );
$this->zipData = null;
}
$this->zipFile = $fd;
return true;
}
public function addDirectory( $directoryPath, $timestamp = 0, $fileComment = null, $extFileAttr = self::EXT_FILE_ATTR_DIR ) {
if ( $this->isFinalized ) {
return false;
}
$directoryPath = str_replace( '\\', '/', $directoryPath );
$directoryPath = rtrim( $directoryPath, '/' );
if ( strlen( $directoryPath ) > 0 ) {
$this->buildZipEntry( $directoryPath . '/', $fileComment, "\x00\x00", "\x00\x00", $timestamp, "\x00\x00\x00\x00", 0, 0, $extFileAttr );
return true;
}
return false;
}
public function addFile( $data, $filePath, $timestamp = 0, $fileComment = null, $compress = true, $extFileAttr = self::EXT_FILE_ATTR_FILE ) {
if ( $this->isFinalized ) {
return false;
}
if ( is_resource( $data ) && get_resource_type( $data ) == 'stream' ) {
$this->addLargeFile( $data, $filePath, $timestamp, $fileComment, $extFileAttr );
return false;
}
$gzData = '';
$gzType = "\x08\x00";
$gpFlags = "\x00\x00";
$dataLength = strlen( $data );
$fileCRC32 = pack( 'V', crc32( $data ) );
if ( $compress ) {
$gzTmp = gzcompress( $data );
if ( ! $gzTmp ) {
return false;
}
$gzTmp = substr( $gzTmp, 0, strlen( $gzTmp ) - 4 );
if ( ! $gzTmp ) {
return false;
}
$gzData = substr( $gzTmp, 2 );
$gzLength = strlen( $gzData );
} else {
$gzLength = $dataLength;
}
if ( $gzLength >= $dataLength ) {
$gzLength = $dataLength;
$gzData = $data;
$gzType = "\x00\x00";
$gpFlags = "\x00\x00";
}
if ( ! is_resource( $this->zipFile ) && ( $this->offset + $gzLength ) > $this->zipMemoryThreshold ) {
$this->zipflush();
}
$this->buildZipEntry( $filePath, $fileComment, $gpFlags, $gzType, $timestamp, $fileCRC32, $gzLength, $dataLength, $extFileAttr );
$this->zipwrite( $gzData );
return true;
}
public function addLargeFile( $dataFile, $filePath, $timestamp = 0, $fileComment = null, $extFileAttr = self::EXT_FILE_ATTR_FILE ) {
if ( $this->isFinalized ) {
return false;
}
if ( is_string( $dataFile ) && is_file( $dataFile ) ) {
$this->processFile( $dataFile, $filePath, $timestamp, $fileComment, $extFileAttr );
} elseif ( is_resource( $dataFile ) && get_resource_type( $dataFile ) == 'stream' ) {
$fh = $dataFile;
$this->openStream( $filePath, $timestamp, $fileComment, $extFileAttr );
while ( ! feof( $fh ) ) {
$data = fread( $fh, $this->streamChunkSize );
if ( $data ) {
$this->addStreamData( $data );
}
}
$this->closeStream();
}
return true;
}
public function openStream( $filePath, $timestamp = 0, $fileComment = null, $extFileAttr = self::EXT_FILE_ATTR_FILE ) {
if ( ! function_exists( 'sys_get_temp_dir' ) ) {
throw new Exception( 'Zip ' . self::VERSION . ' requires PHP version 5.2.1 or above if large files are used.' );
}
if ( $this->isFinalized ) {
return false;
}
$this->zipflush();
if ( strlen( $this->streamFilePath ) > 0 ) {
$this->closeStream();
}
$this->streamFile = self::getTemporaryFile();
$this->streamData = fopen( $this->streamFile, 'wb' );
$this->streamFilePath = $filePath;
$this->streamTimestamp = $timestamp;
$this->streamFileComment = $fileComment;
$this->streamFileLength = 0;
$this->streamExtFileAttr = $extFileAttr;
return true;
}
public function addStreamData( $data ) {
if ( $this->isFinalized || strlen( $this->streamFilePath ) == 0 ) {
return false;
}
$length = fwrite( $this->streamData, $data, strlen( $data ) );
if ( $length != strlen( $data ) ) {
throw new Exception( 'File IO: Error writing; Length mismatch: Expected ' . strlen( $data ) . ' bytes, wrote ' . ( $length === false ? 'NONE!' : $length ) );
}
$this->streamFileLength += $length;
return $length;
}
public function closeStream() {
if ( $this->isFinalized || strlen( $this->streamFilePath ) == 0 ) {
return false;
}
fflush( $this->streamData );
fclose( $this->streamData );
$this->processFile( $this->streamFile, $this->streamFilePath, $this->streamTimestamp, $this->streamFileComment, $this->streamExtFileAttr );
$this->streamData = null;
$this->streamFilePath = null;
$this->streamTimestamp = null;
$this->streamFileComment = null;
$this->streamFileLength = 0;
$this->streamExtFileAttr = null;
unlink( $this->streamFile );
$this->streamFile = null;
return true;
}
private function processFile( $dataFile, $filePath, $timestamp = 0, $fileComment = null, $extFileAttr = self::EXT_FILE_ATTR_FILE ) {
if ( $this->isFinalized ) {
return false;
}
$tempzip = self::getTemporaryFile();
$zip = new ZipArchive();
if ( $zip->open( $tempzip ) === true ) {
$zip->addFile( $dataFile, 'file' );
$zip->close();
}
$file_handle = fopen( $tempzip, 'rb' );
if ( ! $file_handle ) {
return false;
}
$stats = fstat( $file_handle );
$eof = $stats['size'] - 72;
fseek( $file_handle, 6 );
$gpFlags = fread( $file_handle, 2 );
$gzType = fread( $file_handle, 2 );
fread( $file_handle, 4 );
$fileCRC32 = fread( $file_handle, 4 );
$v = unpack( 'Vval', (string) fread( $file_handle, 4 ) );
$gzLength = $v['val'];
$v = unpack( 'Vval', (string) fread( $file_handle, 4 ) );
$dataLength = $v['val'];
$this->buildZipEntry( $filePath, $fileComment, $gpFlags, $gzType, $timestamp, $fileCRC32, $gzLength, $dataLength, $extFileAttr );
fseek( $file_handle, 34 );
$pos = 34;
while ( ! feof( $file_handle ) && $pos < $eof ) {
$datalen = $this->streamChunkSize;
if ( $pos + $this->streamChunkSize > $eof ) {
$datalen = $eof - $pos;
}
$data = fread( $file_handle, $datalen );
$pos += $datalen;
$this->zipwrite( $data );
}
fclose( $file_handle );
unlink( $tempzip );
}
public function finalize() {
if ( ! $this->isFinalized ) {
if ( isset( $this->streamFilePath ) && strlen( $this->streamFilePath ) > 0 ) {
$this->closeStream();
}
$cd = implode( '', $this->cdRec );
$cdRecSize = pack( 'v', sizeof( $this->cdRec ) );
$cdRec = $cd . self::ZIP_END_OF_CENTRAL_DIRECTORY
. $cdRecSize . $cdRecSize
. pack( 'VV', strlen( $cd ), $this->offset );
if ( ! empty( $this->zipComment ) ) {
$cdRec .= pack( 'v', strlen( $this->zipComment ) ) . $this->zipComment;
} else {
$cdRec .= "\x00\x00";
}
$this->zipwrite( $cdRec );
$this->isFinalized = true;
$this->cdRec = null;
return true;
}
return false;
}
public function getZipData() {
if ( ! $this->isFinalized ) {
$this->finalize();
}
if ( ! is_resource( $this->zipFile ) ) {
return $this->zipData;
} else {
rewind( $this->zipFile );
$filestat = fstat( $this->zipFile );
return fread( $this->zipFile, $filestat['size'] > 0 ? $filestat['size'] : 0 );
}
}
function sendZip( $fileName = null, $contentType = 'application/zip', $utf8FileName = null, $inline = false ) {
if ( ! $this->isFinalized ) {
$this->finalize();
}
$headerFile = null;
$headerLine = null;
if ( headers_sent( $headerFile, $headerLine ) ) {
throw new Exception( "Unable to send file '$fileName'. Headers have already been sent from '$headerFile' in line $headerLine" );
}
if ( ob_get_contents() !== false && strlen( ob_get_contents() ) ) {
throw new Exception( "Unable to send file '$fileName'. Output buffer contains the following text (typically warnings or errors):\n" . ob_get_contents() );
}
if ( @ini_get( 'zlib.output_compression' ) ) {
@ini_set( 'zlib.output_compression', 'Off' );
}
header( 'Pragma: public' );
header( 'Last-Modified: ' . @gmdate( 'D, d M Y H:i:s T' ) );
header( 'Expires: 0' );
header( 'Accept-Ranges: bytes' );
header( 'Connection: close' );
header( 'Content-Type: ' . $contentType );
$cd = 'Content-Disposition: ';
if ( $inline ) {
$cd .= 'inline';
} else {
$cd .= 'attached';
}
if ( $fileName ) {
$cd .= '; filename="' . $fileName . '"';
}
if ( $utf8FileName ) {
$cd .= "; filename*=UTF-8''" . rawurlencode( $utf8FileName );
}
header( $cd );
header( 'Content-Length: ' . $this->getArchiveSize() );
if ( ! is_resource( $this->zipFile ) ) {
echo $this->zipData;
} else {
rewind( $this->zipFile );
while ( ! feof( $this->zipFile ) ) {
echo fread( $this->zipFile, $this->streamChunkSize );
}
}
return true;
}
public function getArchiveSize() {
if ( ! is_resource( $this->zipFile ) ) {
return strlen( $this->zipData );
}
$filestat = fstat( $this->zipFile );
return $filestat['size'];
}
private function getDosTime( $timestamp = 0 ) {
$timestamp = (int) $timestamp;
$oldTZ = @date_default_timezone_get();
date_default_timezone_set( 'UTC' );
$date = ( $timestamp == 0 ? getdate() : getdate( $timestamp ) );
date_default_timezone_set( $oldTZ );
if ( $date['year'] >= 1980 ) {
return pack(
'V',
( ( $date['mday'] + ( $date['mon'] << 5 ) + ( ( $date['year'] - 1980 ) << 9 ) ) << 16 ) |
( ( $date['seconds'] >> 1 ) + ( $date['minutes'] << 5 ) + ( $date['hours'] << 11 ) )
);
}
return "\x00\x00\x00\x00";
}
private function buildZipEntry( $filePath, $fileComment, $gpFlags, $gzType, $timestamp, $fileCRC32, $gzLength, $dataLength, $extFileAttr ) {
$filePath = str_replace( '\\', '/', $filePath );
$fileCommentLength = ( empty( $fileComment ) ? 0 : strlen( $fileComment ) );
$timestamp = (int) $timestamp;
$timestamp = ( $timestamp == 0 ? time() : $timestamp );
$dosTime = $this->getDosTime( $timestamp );
$tsPack = pack( 'V', $timestamp );
if ( $gpFlags && strlen( $gpFlags ) !== 2 ) {
$gpFlags = "\x00\x00";
}
$isFileUTF8 = mb_check_encoding( $filePath, 'UTF-8' ) && ! mb_check_encoding( $filePath, 'ASCII' );
$isCommentUTF8 = ! empty( $fileComment ) && mb_check_encoding( $fileComment, 'UTF-8' ) && ! mb_check_encoding( $fileComment, 'ASCII' );
$localExtraField = '';
$centralExtraField = '';
if ( $this->addExtraField ) {
$localExtraField .= "\x55\x54\x09\x00\x03" . $tsPack . $tsPack . self::EXTRA_FIELD_NEW_UNIX_GUID;
$centralExtraField .= "\x55\x54\x05\x00\x03" . $tsPack . self::EXTRA_FIELD_NEW_UNIX_GUID;
}
if ( $isFileUTF8 || $isCommentUTF8 ) {
$flag = 0;
$gpFlagsV = unpack( 'vflags', (string) $gpFlags );
if ( isset( $gpFlagsV['flags'] ) ) {
$flag = $gpFlagsV['flags'];
}
$gpFlags = pack( 'v', $flag | ( 1 << 11 ) );
if ( $isFileUTF8 ) {
$utfPathExtraField = "\x75\x70"
. pack( 'v', ( 5 + strlen( $filePath ) ) )
. "\x01"
. pack( 'V', crc32( $filePath ) )
. $filePath;
$localExtraField .= $utfPathExtraField;
$centralExtraField .= $utfPathExtraField;
}
if ( $isCommentUTF8 ) {
$centralExtraField .= "\x75\x63"
. pack( 'v', ( 5 + strlen( $fileComment ) ) )
. "\x01"
. pack( 'V', crc32( $fileComment ) )
. $fileComment;
}
}
$header = $gpFlags . $gzType . $dosTime . $fileCRC32
. pack( 'VVv', $gzLength, $dataLength, strlen( $filePath ) );
$zipEntry = self::ZIP_LOCAL_FILE_HEADER
. self::ATTR_VERSION_TO_EXTRACT
. $header
. pack( 'v', strlen( $localExtraField ) )
. $filePath
. $localExtraField;
$this->zipwrite( $zipEntry );
$cdEntry = self::ZIP_CENTRAL_FILE_HEADER
. self::ATTR_MADE_BY_VERSION
. ( $dataLength === 0 ? "\x0A\x00" : self::ATTR_VERSION_TO_EXTRACT )
. $header
. pack( 'v', strlen( $centralExtraField ) )
. pack( 'v', $fileCommentLength )
. "\x00\x00"
. "\x00\x00"
. pack( 'V', $extFileAttr )
. pack( 'V', $this->offset )
. $filePath
. $centralExtraField;
if ( ! empty( $fileComment ) ) {
$cdEntry .= $fileComment;
}
$this->cdRec[] = $cdEntry;
$this->offset += strlen( $zipEntry ) + $gzLength;
}
private function zipwrite( $data ) {
if ( ! is_resource( $this->zipFile ) ) {
$this->zipData .= $data;
} else {
fwrite( $this->zipFile, $data );
fflush( $this->zipFile );
}
}
private function zipflush() {
if ( ! is_resource( $this->zipFile ) ) {
$this->zipFile = tmpfile();
$this->zipFile && fwrite( $this->zipFile, $this->zipData );
$this->zipData = null;
}
}
private static function getTemporaryFile() {
if ( is_callable( self::$temp ) ) {
$temporaryFile = @call_user_func( self::$temp );
if ( is_string( $temporaryFile ) && strlen( $temporaryFile ) && is_writable( $temporaryFile ) ) {
return $temporaryFile;
}
}
$temporaryDirectory = ( is_string( self::$temp ) && strlen( self::$temp ) ) ? self::$temp : sys_get_temp_dir();
return tempnam( $temporaryDirectory, 'Zip' );
}
}