From 5f466137ad6ac596600e3ff53c9b786815398445 Mon Sep 17 00:00:00 2001 From: Florian Dold Date: Sat, 27 May 2017 17:36:13 +0200 Subject: node_modules, clean up package.json --- node_modules/adm-zip/zipEntry.js | 284 --------------------------------------- 1 file changed, 284 deletions(-) delete mode 100644 node_modules/adm-zip/zipEntry.js (limited to 'node_modules/adm-zip/zipEntry.js') diff --git a/node_modules/adm-zip/zipEntry.js b/node_modules/adm-zip/zipEntry.js deleted file mode 100644 index 03b57d69f..000000000 --- a/node_modules/adm-zip/zipEntry.js +++ /dev/null @@ -1,284 +0,0 @@ -var Utils = require("./util"), - Headers = require("./headers"), - Constants = Utils.Constants, - Methods = require("./methods"); - -module.exports = function (/*Buffer*/input) { - - var _entryHeader = new Headers.EntryHeader(), - _entryName = new Buffer(0), - _comment = new Buffer(0), - _isDirectory = false, - uncompressedData = null, - _extra = new Buffer(0); - - function getCompressedDataFromZip() { - if (!input || !Buffer.isBuffer(input)) { - return new Buffer(0); - } - _entryHeader.loadDataHeaderFromBinary(input); - return input.slice(_entryHeader.realDataOffset, _entryHeader.realDataOffset + _entryHeader.compressedSize) - } - - function crc32OK(data) { - // if bit 3 (0x08) of the general-purpose flags field is set, then the CRC-32 and file sizes are not known when the header is written - if (_entryHeader.flags & 0x8 != 0x8) { - if (Utils.crc32(data) != _entryHeader.crc) { - return false; - } - } else { - // @TODO: load and check data descriptor header - // The fields in the local header are filled with zero, and the CRC-32 and size are appended in a 12-byte structure - // (optionally preceded by a 4-byte signature) immediately after the compressed data: - } - return true; - } - - function decompress(/*Boolean*/async, /*Function*/callback, /*String*/pass) { - if(typeof callback === 'undefined' && typeof async === 'string') { - pass=async; - async=void 0; - } - if (_isDirectory) { - if (async && callback) { - callback(new Buffer(0), Utils.Errors.DIRECTORY_CONTENT_ERROR); //si added error. - } - return new Buffer(0); - } - - var compressedData = getCompressedDataFromZip(); - - if (compressedData.length == 0) { - if (async && callback) callback(compressedData, Utils.Errors.NO_DATA);//si added error. - return compressedData; - } - - var data = new Buffer(_entryHeader.size); - data.fill(0); - - switch (_entryHeader.method) { - case Utils.Constants.STORED: - compressedData.copy(data); - if (!crc32OK(data)) { - if (async && callback) callback(data, Utils.Errors.BAD_CRC);//si added error - return Utils.Errors.BAD_CRC; - } else {//si added otherwise did not seem to return data. - if (async && callback) callback(data); - return data; - } - break; - case Utils.Constants.DEFLATED: - var inflater = new Methods.Inflater(compressedData); - if (!async) { - inflater.inflate(data); - if (!crc32OK(data)) { - console.warn(Utils.Errors.BAD_CRC + " " + _entryName.toString()) - } - return data; - } else { - inflater.inflateAsync(function(result) { - result.copy(data, 0); - if (!crc32OK(data)) { - if (callback) callback(data, Utils.Errors.BAD_CRC); //si added error - } else { //si added otherwise did not seem to return data. - if (callback) callback(data); - } - }) - } - break; - default: - if (async && callback) callback(new Buffer(0), Utils.Errors.UNKNOWN_METHOD); - return Utils.Errors.UNKNOWN_METHOD; - } - } - - function compress(/*Boolean*/async, /*Function*/callback) { - if ((!uncompressedData || !uncompressedData.length) && Buffer.isBuffer(input)) { - // no data set or the data wasn't changed to require recompression - if (async && callback) callback(getCompressedDataFromZip()); - return getCompressedDataFromZip(); - } - - if (uncompressedData.length && !_isDirectory) { - var compressedData; - // Local file header - switch (_entryHeader.method) { - case Utils.Constants.STORED: - _entryHeader.compressedSize = _entryHeader.size; - - compressedData = new Buffer(uncompressedData.length); - uncompressedData.copy(compressedData); - - if (async && callback) callback(compressedData); - return compressedData; - - break; - default: - case Utils.Constants.DEFLATED: - - var deflater = new Methods.Deflater(uncompressedData); - if (!async) { - var deflated = deflater.deflate(); - _entryHeader.compressedSize = deflated.length; - return deflated; - } else { - deflater.deflateAsync(function(data) { - compressedData = new Buffer(data.length); - _entryHeader.compressedSize = data.length; - data.copy(compressedData); - callback && callback(compressedData); - }) - } - deflater = null; - break; - } - } else { - if (async && callback) { - callback(new Buffer(0)); - } else { - return new Buffer(0); - } - } - } - - function readUInt64LE(buffer, offset) { - return (buffer.readUInt32LE(offset + 4) << 4) + buffer.readUInt32LE(offset); - } - - function parseExtra(data) { - var offset = 0; - var signature, size, part; - while(offset= Constants.EF_ZIP64_SCOMP) { - size = readUInt64LE(data, Constants.EF_ZIP64_SUNCOMP); - if(_entryHeader.size === Constants.EF_ZIP64_OR_32) { - _entryHeader.size = size; - } - } - if(data.length >= Constants.EF_ZIP64_RHO) { - compressedSize = readUInt64LE(data, Constants.EF_ZIP64_SCOMP); - if(_entryHeader.compressedSize === Constants.EF_ZIP64_OR_32) { - _entryHeader.compressedSize = compressedSize; - } - } - if(data.length >= Constants.EF_ZIP64_DSN) { - offset = readUInt64LE(data, Constants.EF_ZIP64_RHO); - if(_entryHeader.offset === Constants.EF_ZIP64_OR_32) { - _entryHeader.offset = offset; - } - } - if(data.length >= Constants.EF_ZIP64_DSN+4) { - diskNumStart = data.readUInt32LE(Constants.EF_ZIP64_DSN); - if(_entryHeader.diskNumStart === Constants.EF_ZIP64_OR_16) { - _entryHeader.diskNumStart = diskNumStart; - } - } - } - - - return { - get entryName () { return _entryName.toString(); }, - get rawEntryName() { return _entryName; }, - set entryName (val) { - _entryName = Utils.toBuffer(val); - var lastChar = _entryName[_entryName.length - 1]; - _isDirectory = (lastChar == 47) || (lastChar == 92); - _entryHeader.fileNameLength = _entryName.length; - }, - - get extra () { return _extra; }, - set extra (val) { - _extra = val; - _entryHeader.extraLength = val.length; - parseExtra(val); - }, - - get comment () { return _comment.toString(); }, - set comment (val) { - _comment = Utils.toBuffer(val); - _entryHeader.commentLength = _comment.length; - }, - - get name () { var n = _entryName.toString(); return _isDirectory ? n.substr(n.length - 1).split("/").pop() : n.split("/").pop(); }, - get isDirectory () { return _isDirectory }, - - getCompressedData : function() { - return compress(false, null) - }, - - getCompressedDataAsync : function(/*Function*/callback) { - compress(true, callback) - }, - - setData : function(value) { - uncompressedData = Utils.toBuffer(value); - if (!_isDirectory && uncompressedData.length) { - _entryHeader.size = uncompressedData.length; - _entryHeader.method = Utils.Constants.DEFLATED; - _entryHeader.crc = Utils.crc32(value); - } else { // folders and blank files should be stored - _entryHeader.method = Utils.Constants.STORED; - } - }, - - getData : function(pass) { - return decompress(false, null, pass); - }, - - getDataAsync : function(/*Function*/callback, pass) { - decompress(true, callback, pass) - }, - - set attr(attr) { _entryHeader.attr = attr; }, - get attr() { return _entryHeader.attr; }, - - set header(/*Buffer*/data) { - _entryHeader.loadFromBinary(data); - }, - - get header() { - return _entryHeader; - }, - - packHeader : function() { - var header = _entryHeader.entryHeaderToBinary(); - // add - _entryName.copy(header, Utils.Constants.CENHDR); - if (_entryHeader.extraLength) { - _extra.copy(header, Utils.Constants.CENHDR + _entryName.length) - } - if (_entryHeader.commentLength) { - _comment.copy(header, Utils.Constants.CENHDR + _entryName.length + _entryHeader.extraLength, _comment.length); - } - return header; - }, - - toString : function() { - return '{\n' + - '\t"entryName" : "' + _entryName.toString() + "\",\n" + - '\t"name" : "' + _entryName.toString().split("/").pop() + "\",\n" + - '\t"comment" : "' + _comment.toString() + "\",\n" + - '\t"isDirectory" : ' + _isDirectory + ",\n" + - '\t"header" : ' + _entryHeader.toString().replace(/\t/mg, "\t\t") + ",\n" + - '\t"compressedData" : <' + (input && input.length + " bytes buffer" || "null") + ">\n" + - '\t"data" : <' + (uncompressedData && uncompressedData.length + " bytes buffer" || "null") + ">\n" + - '}'; - } - } -}; -- cgit v1.2.3