From abd94a7f5a50f43c797a11b53549ae48fff667c3 Mon Sep 17 00:00:00 2001 From: Florian Dold Date: Mon, 10 Oct 2016 03:43:44 +0200 Subject: add node_modules to address #4364 --- .../lib/archivers/archive-entry.js | 16 + .../lib/archivers/archive-output-stream.js | 117 ++++++ .../lib/archivers/zip/constants.js | 71 ++++ .../lib/archivers/zip/general-purpose-bit.js | 101 +++++ .../compress-commons/lib/archivers/zip/util.js | 74 ++++ .../lib/archivers/zip/zip-archive-entry.js | 228 +++++++++++ .../lib/archivers/zip/zip-archive-output-stream.js | 439 +++++++++++++++++++++ .../compress-commons/lib/compress-commons.js | 13 + node_modules/compress-commons/lib/util/index.js | 30 ++ 9 files changed, 1089 insertions(+) create mode 100644 node_modules/compress-commons/lib/archivers/archive-entry.js create mode 100644 node_modules/compress-commons/lib/archivers/archive-output-stream.js create mode 100644 node_modules/compress-commons/lib/archivers/zip/constants.js create mode 100644 node_modules/compress-commons/lib/archivers/zip/general-purpose-bit.js create mode 100644 node_modules/compress-commons/lib/archivers/zip/util.js create mode 100644 node_modules/compress-commons/lib/archivers/zip/zip-archive-entry.js create mode 100644 node_modules/compress-commons/lib/archivers/zip/zip-archive-output-stream.js create mode 100644 node_modules/compress-commons/lib/compress-commons.js create mode 100644 node_modules/compress-commons/lib/util/index.js (limited to 'node_modules/compress-commons/lib') diff --git a/node_modules/compress-commons/lib/archivers/archive-entry.js b/node_modules/compress-commons/lib/archivers/archive-entry.js new file mode 100644 index 000000000..fda0bd1cf --- /dev/null +++ b/node_modules/compress-commons/lib/archivers/archive-entry.js @@ -0,0 +1,16 @@ +/** + * node-compress-commons + * + * Copyright (c) 2014 Chris Talkington, contributors. + * Licensed under the MIT license. + * https://github.com/archiverjs/node-compress-commons/blob/master/LICENSE-MIT + */ +var ArchiveEntry = module.exports = function() {}; + +ArchiveEntry.prototype.getName = function() {}; + +ArchiveEntry.prototype.getSize = function() {}; + +ArchiveEntry.prototype.getLastModifiedDate = function() {}; + +ArchiveEntry.prototype.isDirectory = function() {}; \ No newline at end of file diff --git a/node_modules/compress-commons/lib/archivers/archive-output-stream.js b/node_modules/compress-commons/lib/archivers/archive-output-stream.js new file mode 100644 index 000000000..f98da7b0d --- /dev/null +++ b/node_modules/compress-commons/lib/archivers/archive-output-stream.js @@ -0,0 +1,117 @@ +/** + * node-compress-commons + * + * Copyright (c) 2014 Chris Talkington, contributors. + * Licensed under the MIT license. + * https://github.com/archiverjs/node-compress-commons/blob/master/LICENSE-MIT + */ +var inherits = require('util').inherits; +var Transform = require('readable-stream').Transform; + +var ArchiveEntry = require('./archive-entry'); +var util = require('../util'); + +var ArchiveOutputStream = module.exports = function(options) { + if (!(this instanceof ArchiveOutputStream)) { + return new ArchiveOutputStream(options); + } + + Transform.call(this, options); + + this.offset = 0; + this._archive = { + finish: false, + finished: false, + processing: false + }; +}; + +inherits(ArchiveOutputStream, Transform); + +ArchiveOutputStream.prototype._appendBuffer = function(zae, source, callback) { + // scaffold only +}; + +ArchiveOutputStream.prototype._appendStream = function(zae, source, callback) { + // scaffold only +}; + +ArchiveOutputStream.prototype._emitErrorCallback = function(err) { + if (err) { + this.emit('error', err); + } +}; + +ArchiveOutputStream.prototype._finish = function(ae) { + // scaffold only +}; + +ArchiveOutputStream.prototype._normalizeEntry = function(ae) { + // scaffold only +}; + +ArchiveOutputStream.prototype._transform = function(chunk, encoding, callback) { + callback(null, chunk); +}; + +ArchiveOutputStream.prototype.entry = function(ae, source, callback) { + source = source || null; + + if (typeof callback !== 'function') { + callback = this._emitErrorCallback.bind(this); + } + + if (!(ae instanceof ArchiveEntry)) { + callback(new Error('not a valid instance of ArchiveEntry')); + return; + } + + if (this._archive.finish || this._archive.finished) { + callback(new Error('unacceptable entry after finish')); + return; + } + + if (this._archive.processing) { + callback(new Error('already processing an entry')); + return; + } + + this._archive.processing = true; + this._normalizeEntry(ae); + this._entry = ae; + + source = util.normalizeInputSource(source); + + if (Buffer.isBuffer(source)) { + this._appendBuffer(ae, source, callback); + } else if (util.isStream(source)) { + this._appendStream(ae, source, callback); + } else { + this._archive.processing = false; + callback(new Error('input source must be valid Stream or Buffer instance')); + return; + } + + return this; +}; + +ArchiveOutputStream.prototype.finish = function() { + if (this._archive.processing) { + this._archive.finish = true; + return; + } + + this._finish(); +}; + +ArchiveOutputStream.prototype.getBytesWritten = function() { + return this.offset; +}; + +ArchiveOutputStream.prototype.write = function(chunk, cb) { + if (chunk) { + this.offset += chunk.length; + } + + return Transform.prototype.write.call(this, chunk, cb); +}; \ No newline at end of file diff --git a/node_modules/compress-commons/lib/archivers/zip/constants.js b/node_modules/compress-commons/lib/archivers/zip/constants.js new file mode 100644 index 000000000..d17b16e7b --- /dev/null +++ b/node_modules/compress-commons/lib/archivers/zip/constants.js @@ -0,0 +1,71 @@ +/** + * node-compress-commons + * + * Copyright (c) 2014 Chris Talkington, contributors. + * Licensed under the MIT license. + * https://github.com/archiverjs/node-compress-commons/blob/master/LICENSE-MIT + */ +module.exports = { + WORD: 4, + DWORD: 8, + EMPTY: new Buffer(0), + + SHORT: 2, + SHORT_MASK: 0xffff, + SHORT_SHIFT: 16, + SHORT_ZERO: new Buffer(Array(2)), + LONG: 4, + LONG_ZERO: new Buffer(Array(4)), + + MIN_VERSION_INITIAL: 10, + MIN_VERSION_DATA_DESCRIPTOR: 20, + MIN_VERSION_ZIP64: 45, + VERSION_MADEBY: 45, + + METHOD_STORED: 0, + METHOD_DEFLATED: 8, + + PLATFORM_UNIX: 3, + PLATFORM_FAT: 0, + + SIG_LFH: 0x04034b50, + SIG_DD: 0x08074b50, + SIG_CFH: 0x02014b50, + SIG_EOCD: 0x06054b50, + SIG_ZIP64_EOCD: 0x06064B50, + SIG_ZIP64_EOCD_LOC: 0x07064B50, + + ZIP64_MAGIC_SHORT: 0xffff, + ZIP64_MAGIC: 0xffffffff, + ZIP64_EXTRA_ID: 0x0001, + + ZLIB_NO_COMPRESSION: 0, + ZLIB_BEST_SPEED: 1, + ZLIB_BEST_COMPRESSION: 9, + ZLIB_DEFAULT_COMPRESSION: -1, + + MODE_MASK: 0xFFF, + DEFAULT_FILE_MODE: 33188, // 010644 = -rw-r--r-- = S_IFREG | S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH + DEFAULT_DIR_MODE: 16877, // 040755 = drwxr-xr-x = S_IFDIR | S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH + + EXT_FILE_ATTR_DIR: 1106051088, // 010173200020 = drwxr-xr-x = (((S_IFDIR | 0755) << 16) | S_DOS_D) + EXT_FILE_ATTR_FILE: 2175008800, // 020151000040 = -rw-r--r-- = (((S_IFREG | 0644) << 16) | S_DOS_A) >>> 0 + + // Unix file types + S_IFMT: 61440, // 0170000 type of file mask + S_IFIFO: 4096, // 010000 named pipe (fifo) + S_IFCHR: 8192, // 020000 character special + S_IFDIR: 16384, // 040000 directory + S_IFBLK: 24576, // 060000 block special + S_IFREG: 32768, // 0100000 regular + S_IFLNK: 40960, // 0120000 symbolic link + S_IFSOCK: 49152, // 0140000 socket + + // DOS file type flags + S_DOS_A: 32, // 040 Archive + S_DOS_D: 16, // 020 Directory + S_DOS_V: 8, // 010 Volume + S_DOS_S: 4, // 04 System + S_DOS_H: 2, // 02 Hidden + S_DOS_R: 1 // 01 Read Only +}; \ No newline at end of file diff --git a/node_modules/compress-commons/lib/archivers/zip/general-purpose-bit.js b/node_modules/compress-commons/lib/archivers/zip/general-purpose-bit.js new file mode 100644 index 000000000..08b62b896 --- /dev/null +++ b/node_modules/compress-commons/lib/archivers/zip/general-purpose-bit.js @@ -0,0 +1,101 @@ +/** + * node-compress-commons + * + * Copyright (c) 2014 Chris Talkington, contributors. + * Licensed under the MIT license. + * https://github.com/archiverjs/node-compress-commons/blob/master/LICENSE-MIT + */ +var zipUtil = require('./util'); + +var DATA_DESCRIPTOR_FLAG = 1 << 3; +var ENCRYPTION_FLAG = 1 << 0; +var NUMBER_OF_SHANNON_FANO_TREES_FLAG = 1 << 2; +var SLIDING_DICTIONARY_SIZE_FLAG = 1 << 1; +var STRONG_ENCRYPTION_FLAG = 1 << 6; +var UFT8_NAMES_FLAG = 1 << 11; + +var GeneralPurposeBit = module.exports = function() { + if (!(this instanceof GeneralPurposeBit)) { + return new GeneralPurposeBit(); + } + + this.descriptor = false; + this.encryption = false; + this.utf8 = false; + this.numberOfShannonFanoTrees = 0; + this.strongEncryption = false; + this.slidingDictionarySize = 0; + + return this; +}; + +GeneralPurposeBit.prototype.encode = function() { + return zipUtil.getShortBytes( + (this.descriptor ? DATA_DESCRIPTOR_FLAG : 0) | + (this.utf8 ? UFT8_NAMES_FLAG : 0) | + (this.encryption ? ENCRYPTION_FLAG : 0) | + (this.strongEncryption ? STRONG_ENCRYPTION_FLAG : 0) + ); +}; + +GeneralPurposeBit.prototype.parse = function(buf, offset) { + var flag = zipUtil.getShortBytesValue(buf, offset); + var gbp = new GeneralPurposeBit(); + + gbp.useDataDescriptor((flag & DATA_DESCRIPTOR_FLAG) !== 0); + gbp.useUTF8ForNames((flag & UFT8_NAMES_FLAG) !== 0); + gbp.useStrongEncryption((flag & STRONG_ENCRYPTION_FLAG) !== 0); + gbp.useEncryption((flag & ENCRYPTION_FLAG) !== 0); + gbp.setSlidingDictionarySize((flag & SLIDING_DICTIONARY_SIZE_FLAG) !== 0 ? 8192 : 4096); + gbp.setNumberOfShannonFanoTrees((flag & NUMBER_OF_SHANNON_FANO_TREES_FLAG) !== 0 ? 3 : 2); + + return gbp; +}; + +GeneralPurposeBit.prototype.setNumberOfShannonFanoTrees = function(n) { + this.numberOfShannonFanoTrees = n; +}; + +GeneralPurposeBit.prototype.getNumberOfShannonFanoTrees = function() { + return this.numberOfShannonFanoTrees; +}; + +GeneralPurposeBit.prototype.setSlidingDictionarySize = function(n) { + this.slidingDictionarySize = n; +}; + +GeneralPurposeBit.prototype.getSlidingDictionarySize = function() { + return this.slidingDictionarySize; +}; + +GeneralPurposeBit.prototype.useDataDescriptor = function(b) { + this.descriptor = b; +}; + +GeneralPurposeBit.prototype.usesDataDescriptor = function() { + return this.descriptor; +}; + +GeneralPurposeBit.prototype.useEncryption = function(b) { + this.encryption = b; +}; + +GeneralPurposeBit.prototype.usesEncryption = function() { + return this.encryption; +}; + +GeneralPurposeBit.prototype.useStrongEncryption = function(b) { + this.strongEncryption = b; +}; + +GeneralPurposeBit.prototype.usesStrongEncryption = function() { + return this.strongEncryption; +}; + +GeneralPurposeBit.prototype.useUTF8ForNames = function(b) { + this.utf8 = b; +}; + +GeneralPurposeBit.prototype.usesUTF8ForNames = function() { + return this.utf8; +}; \ No newline at end of file diff --git a/node_modules/compress-commons/lib/archivers/zip/util.js b/node_modules/compress-commons/lib/archivers/zip/util.js new file mode 100644 index 000000000..147702c34 --- /dev/null +++ b/node_modules/compress-commons/lib/archivers/zip/util.js @@ -0,0 +1,74 @@ +/** + * node-compress-commons + * + * Copyright (c) 2014 Chris Talkington, contributors. + * Licensed under the MIT license. + * https://github.com/archiverjs/node-compress-commons/blob/master/LICENSE-MIT + */ +var util = module.exports = {}; + +util.dateToDos = function(d, forceLocalTime) { + forceLocalTime = forceLocalTime || false; + + var year = forceLocalTime ? d.getFullYear() : d.getUTCFullYear(); + + if (year < 1980) { + return 2162688; // 1980-1-1 00:00:00 + } else if (year >= 2044) { + return 2141175677; // 2043-12-31 23:59:58 + } + + var val = { + year: year, + month: forceLocalTime ? d.getMonth() : d.getUTCMonth(), + date: forceLocalTime ? d.getDate() : d.getUTCDate(), + hours: forceLocalTime ? d.getHours() : d.getUTCHours(), + minutes: forceLocalTime ? d.getMinutes() : d.getUTCMinutes(), + seconds: forceLocalTime ? d.getSeconds() : d.getUTCSeconds() + }; + + return ((val.year - 1980) << 25) | ((val.month + 1) << 21) | (val.date << 16) | + (val.hours << 11) | (val.minutes << 5) | (val.seconds / 2); +}; + +util.dosToDate = function(dos) { + return new Date(((dos >> 25) & 0x7f) + 1980, ((dos >> 21) & 0x0f) - 1, (dos >> 16) & 0x1f, (dos >> 11) & 0x1f, (dos >> 5) & 0x3f, (dos & 0x1f) << 1); +}; + +util.fromDosTime = function(buf) { + return util.dosToDate(buf.readUInt32LE()); +}; + +util.getEightBytes = function(v) { + var buf = new Buffer(8); + buf.writeUInt32LE(v % 0x0100000000, 0); + buf.writeUInt32LE((v / 0x0100000000) | 0, 4); + + return buf; +}; + +util.getShortBytes = function(v) { + var buf = new Buffer(2); + buf.writeUInt16LE(v, 0); + + return buf; +}; + +util.getShortBytesValue = function(buf, offset) { + return buf.readUInt16LE(offset); +}; + +util.getLongBytes = function(v) { + var buf = new Buffer(4); + buf.writeUInt32LE(v, 0); + + return buf; +}; + +util.getLongBytesValue = function(buf, offset) { + return buf.readUInt32LE(offset); +}; + +util.toDosTime = function(d) { + return util.getLongBytes(util.dateToDos(d)); +}; \ No newline at end of file diff --git a/node_modules/compress-commons/lib/archivers/zip/zip-archive-entry.js b/node_modules/compress-commons/lib/archivers/zip/zip-archive-entry.js new file mode 100644 index 000000000..03d2b7dcf --- /dev/null +++ b/node_modules/compress-commons/lib/archivers/zip/zip-archive-entry.js @@ -0,0 +1,228 @@ +/** + * node-compress-commons + * + * Copyright (c) 2014 Chris Talkington, contributors. + * Licensed under the MIT license. + * https://github.com/archiverjs/node-compress-commons/blob/master/LICENSE-MIT + */ +var inherits = require('util').inherits; +var normalizePath = require('normalize-path'); + +var ArchiveEntry = require('../archive-entry'); +var GeneralPurposeBit = require('./general-purpose-bit'); + +var constants = require('./constants'); +var zipUtil = require('./util'); + +var ZipArchiveEntry = module.exports = function(name) { + if (!(this instanceof ZipArchiveEntry)) { + return new ZipArchiveEntry(name); + } + + ArchiveEntry.call(this); + + this.platform = constants.PLATFORM_FAT; + this.method = -1; + + this.name = null; + this.size = -1; + this.csize = -1; + this.gpb = new GeneralPurposeBit(); + this.crc = 0; + this.time = -1; + + this.minver = constants.MIN_VERSION_INITIAL; + this.mode = -1; + this.extra = null; + this.exattr = 0; + this.inattr = 0; + this.comment = null; + + if (name) { + this.setName(name); + } +}; + +inherits(ZipArchiveEntry, ArchiveEntry); + +ZipArchiveEntry.prototype.getCentralDirectoryExtra = function() { + return this.getExtra(); +}; + +ZipArchiveEntry.prototype.getComment = function() { + return this.comment !== null ? this.comment : ''; +}; + +ZipArchiveEntry.prototype.getCompressedSize = function() { + return this.csize; +}; + +ZipArchiveEntry.prototype.getCrc = function() { + return this.crc; +}; + +ZipArchiveEntry.prototype.getExternalAttributes = function() { + return this.exattr; +}; + +ZipArchiveEntry.prototype.getExtra = function() { + return this.extra !== null ? this.extra : constants.EMPTY; +}; + +ZipArchiveEntry.prototype.getGeneralPurposeBit = function() { + return this.gpb; +}; + +ZipArchiveEntry.prototype.getInternalAttributes = function() { + return this.inattr; +}; + +ZipArchiveEntry.prototype.getLastModifiedDate = function() { + return this.getTime(); +}; + +ZipArchiveEntry.prototype.getLocalFileDataExtra = function() { + return this.getExtra(); +}; + +ZipArchiveEntry.prototype.getMethod = function() { + return this.method; +}; + +ZipArchiveEntry.prototype.getName = function() { + return this.name; +}; + +ZipArchiveEntry.prototype.getPlatform = function() { + return this.platform; +}; + +ZipArchiveEntry.prototype.getSize = function() { + return this.size; +}; + +ZipArchiveEntry.prototype.getTime = function() { + return this.time !== -1 ? zipUtil.dosToDate(this.time) : -1; +}; + +ZipArchiveEntry.prototype.getTimeDos = function() { + return this.time !== -1 ? this.time : 0; +}; + +ZipArchiveEntry.prototype.getUnixMode = function() { + return this.platform !== constants.PLATFORM_UNIX ? 0 : ((this.getExternalAttributes() >> constants.SHORT_SHIFT) & constants.SHORT_MASK) & constants.MODE_MASK; +}; + +ZipArchiveEntry.prototype.getVersionNeededToExtract = function() { + return this.minver; +}; + +ZipArchiveEntry.prototype.setComment = function(comment) { + if (Buffer.byteLength(comment) !== comment.length) { + this.getGeneralPurposeBit().useUTF8ForNames(true); + } + + this.comment = comment; +}; + +ZipArchiveEntry.prototype.setCompressedSize = function(size) { + if (size < 0) { + throw new Error('invalid entry compressed size'); + } + + this.csize = size; +}; + +ZipArchiveEntry.prototype.setCrc = function(crc) { + if (crc < 0) { + throw new Error('invalid entry crc32'); + } + + this.crc = crc; +}; + +ZipArchiveEntry.prototype.setExternalAttributes = function(attr) { + this.exattr = attr >>> 0; +}; + +ZipArchiveEntry.prototype.setExtra = function(extra) { + this.extra = extra; +}; + +ZipArchiveEntry.prototype.setGeneralPurposeBit = function(gpb) { + if (!(gpb instanceof GeneralPurposeBit)) { + throw new Error('invalid entry GeneralPurposeBit'); + } + + this.gpb = gpb; +}; + +ZipArchiveEntry.prototype.setInternalAttributes = function(attr) { + this.inattr = attr; +}; + +ZipArchiveEntry.prototype.setMethod = function(method) { + if (method < 0) { + throw new Error('invalid entry compression method'); + } + + this.method = method; +}; + +ZipArchiveEntry.prototype.setName = function(name) { + name = normalizePath(name, false).replace(/^\w+:/, '').replace(/^(\.\.\/|\/)+/, ''); + + if (Buffer.byteLength(name) !== name.length) { + this.getGeneralPurposeBit().useUTF8ForNames(true); + } + + this.name = name; +}; + +ZipArchiveEntry.prototype.setPlatform = function(platform) { + this.platform = platform; +}; + +ZipArchiveEntry.prototype.setSize = function(size) { + if (size < 0) { + throw new Error('invalid entry size'); + } + + this.size = size; +}; + +ZipArchiveEntry.prototype.setTime = function(time, forceLocalTime) { + if (!(time instanceof Date)) { + throw new Error('invalid entry time'); + } + + this.time = zipUtil.dateToDos(time, forceLocalTime); +}; + +ZipArchiveEntry.prototype.setUnixMode = function(mode) { + mode &= ~constants.S_IFMT; + mode |= this.isDirectory() ? constants.S_IFDIR : constants.S_IFREG; + + var extattr = 0; + extattr |= (mode << constants.SHORT_SHIFT) | (this.isDirectory() ? constants.S_DOS_D : constants.S_DOS_A); + + this.setExternalAttributes(extattr); + this.mode = mode & constants.MODE_MASK; + this.platform = constants.PLATFORM_UNIX; +}; + +ZipArchiveEntry.prototype.setVersionNeededToExtract = function(minver) { + this.minver = minver; +}; + +ZipArchiveEntry.prototype.isDirectory = function() { + return this.getName().slice(-1) === '/'; +}; + +ZipArchiveEntry.prototype.isUnixSymlink = function() { + return (this.getUnixMode() & constants.S_IFLINK) === constants.S_IFLINK; +}; + +ZipArchiveEntry.prototype.isZip64 = function() { + return this.csize > constants.ZIP64_MAGIC || this.size > constants.ZIP64_MAGIC; +}; \ No newline at end of file diff --git a/node_modules/compress-commons/lib/archivers/zip/zip-archive-output-stream.js b/node_modules/compress-commons/lib/archivers/zip/zip-archive-output-stream.js new file mode 100644 index 000000000..02cb8b36c --- /dev/null +++ b/node_modules/compress-commons/lib/archivers/zip/zip-archive-output-stream.js @@ -0,0 +1,439 @@ +/** + * node-compress-commons + * + * Copyright (c) 2014 Chris Talkington, contributors. + * Licensed under the MIT license. + * https://github.com/archiverjs/node-compress-commons/blob/master/LICENSE-MIT + */ +var inherits = require('util').inherits; +var crc32 = require('buffer-crc32'); +var CRC32Stream = require('crc32-stream'); +var DeflateCRC32Stream = CRC32Stream.DeflateCRC32Stream; + +var ArchiveOutputStream = require('../archive-output-stream'); +var ZipArchiveEntry = require('./zip-archive-entry'); +var GeneralPurposeBit = require('./general-purpose-bit'); + +var constants = require('./constants'); +var util = require('../../util'); +var zipUtil = require('./util'); + +var ZipArchiveOutputStream = module.exports = function(options) { + if (!(this instanceof ZipArchiveOutputStream)) { + return new ZipArchiveOutputStream(options); + } + + options = this.options = this._defaults(options); + + ArchiveOutputStream.call(this, options); + + this._entry = null; + this._entries = []; + this._archive = { + centralLength: 0, + centralOffset: 0, + comment: '', + finish: false, + finished: false, + processing: false, + forceZip64: options.forceZip64, + forceLocalTime: options.forceLocalTime + }; +}; + +inherits(ZipArchiveOutputStream, ArchiveOutputStream); + +ZipArchiveOutputStream.prototype._afterAppend = function(ae) { + this._entries.push(ae); + + if (ae.getGeneralPurposeBit().usesDataDescriptor()) { + this._writeDataDescriptor(ae); + } + + this._archive.processing = false; + this._entry = null; + + if (this._archive.finish && !this._archive.finished) { + this._finish(); + } +}; + +ZipArchiveOutputStream.prototype._appendBuffer = function(ae, source, callback) { + if (source.length === 0) { + ae.setMethod(constants.METHOD_STORED); + } + + var method = ae.getMethod(); + + if (method === constants.METHOD_STORED) { + ae.setSize(source.length); + ae.setCompressedSize(source.length); + ae.setCrc(crc32.unsigned(source)); + } + + this._writeLocalFileHeader(ae); + + if (method === constants.METHOD_STORED) { + this.write(source); + this._afterAppend(ae); + callback(null, ae); + return; + } else if (method === constants.METHOD_DEFLATED) { + this._smartStream(ae, callback).end(source); + return; + } else { + callback(new Error('compression method ' + method + ' not implemented')); + return; + } +}; + +ZipArchiveOutputStream.prototype._appendStream = function(ae, source, callback) { + ae.getGeneralPurposeBit().useDataDescriptor(true); + ae.setVersionNeededToExtract(constants.MIN_VERSION_DATA_DESCRIPTOR); + + this._writeLocalFileHeader(ae); + + var smart = this._smartStream(ae, callback); + source.once('error', function(err) { + smart.emit('error', err); + smart.end(); + }) + source.pipe(smart); +}; + +ZipArchiveOutputStream.prototype._defaults = function(o) { + if (typeof o !== 'object') { + o = {}; + } + + if (typeof o.zlib !== 'object') { + o.zlib = {}; + } + + if (typeof o.zlib.level !== 'number') { + o.zlib.level = constants.ZLIB_BEST_SPEED; + } + + o.forceZip64 = !!o.forceZip64; + o.forceLocalTime = !!o.forceLocalTime; + + return o; +}; + +ZipArchiveOutputStream.prototype._finish = function() { + this._archive.centralOffset = this.offset; + + this._entries.forEach(function(ae) { + this._writeCentralFileHeader(ae); + }.bind(this)); + + this._archive.centralLength = this.offset - this._archive.centralOffset; + + if (this.isZip64()) { + this._writeCentralDirectoryZip64(); + } + + this._writeCentralDirectoryEnd(); + + this._archive.processing = false; + this._archive.finish = true; + this._archive.finished = true; + this.end(); +}; + +ZipArchiveOutputStream.prototype._normalizeEntry = function(ae) { + if (ae.getMethod() === -1) { + ae.setMethod(constants.METHOD_DEFLATED); + } + + if (ae.getMethod() === constants.METHOD_DEFLATED) { + ae.getGeneralPurposeBit().useDataDescriptor(true); + ae.setVersionNeededToExtract(constants.MIN_VERSION_DATA_DESCRIPTOR); + } + + if (ae.getTime() === -1) { + ae.setTime(new Date(), this._archive.forceLocalTime); + } + + ae._offsets = { + file: 0, + data: 0, + contents: 0, + }; +}; + +ZipArchiveOutputStream.prototype._smartStream = function(ae, callback) { + var deflate = ae.getMethod() === constants.METHOD_DEFLATED; + var process = deflate ? new DeflateCRC32Stream(this.options.zlib) : new CRC32Stream(); + var error = null; + + function handleStuff() { + ae.setCrc(process.digest()); + ae.setSize(process.size()); + ae.setCompressedSize(process.size(true)); + this._afterAppend(ae); + callback(error, ae); + } + + process.once('end', handleStuff.bind(this)); + process.once('error', function(err) { + error = err; + }); + + process.pipe(this, { end: false }); + + return process; +}; + +ZipArchiveOutputStream.prototype._writeCentralDirectoryEnd = function() { + var records = this._entries.length; + var size = this._archive.centralLength; + var offset = this._archive.centralOffset; + + if (this.isZip64()) { + records = constants.ZIP64_MAGIC_SHORT; + size = constants.ZIP64_MAGIC; + offset = constants.ZIP64_MAGIC; + } + + // signature + this.write(zipUtil.getLongBytes(constants.SIG_EOCD)); + + // disk numbers + this.write(constants.SHORT_ZERO); + this.write(constants.SHORT_ZERO); + + // number of entries + this.write(zipUtil.getShortBytes(records)); + this.write(zipUtil.getShortBytes(records)); + + // length and location of CD + this.write(zipUtil.getLongBytes(size)); + this.write(zipUtil.getLongBytes(offset)); + + // archive comment + var comment = this.getComment(); + var commentLength = Buffer.byteLength(comment); + this.write(zipUtil.getShortBytes(commentLength)); + this.write(comment); +}; + +ZipArchiveOutputStream.prototype._writeCentralDirectoryZip64 = function() { + // signature + this.write(zipUtil.getLongBytes(constants.SIG_ZIP64_EOCD)); + + // size of the ZIP64 EOCD record + this.write(zipUtil.getEightBytes(56)); + + // version made by + this.write(zipUtil.getShortBytes(constants.MIN_VERSION_ZIP64)); + + // version to extract + this.write(zipUtil.getShortBytes(constants.MIN_VERSION_ZIP64)); + + // disk numbers + this.write(constants.LONG_ZERO); + this.write(constants.LONG_ZERO); + + // number of entries + this.write(zipUtil.getEightBytes(this._entries.length)); + this.write(zipUtil.getEightBytes(this._entries.length)); + + // length and location of CD + this.write(zipUtil.getEightBytes(this._archive.centralLength)); + this.write(zipUtil.getEightBytes(this._archive.centralOffset)); + + // extensible data sector + // not implemented at this time + + // end of central directory locator + this.write(zipUtil.getLongBytes(constants.SIG_ZIP64_EOCD_LOC)); + + // disk number holding the ZIP64 EOCD record + this.write(constants.LONG_ZERO); + + // relative offset of the ZIP64 EOCD record + this.write(zipUtil.getEightBytes(this._archive.centralOffset + this._archive.centralLength)); + + // total number of disks + this.write(zipUtil.getLongBytes(1)); +}; + +ZipArchiveOutputStream.prototype._writeCentralFileHeader = function(ae) { + var gpb = ae.getGeneralPurposeBit(); + var method = ae.getMethod(); + var offsets = ae._offsets; + + var size = ae.getSize(); + var compressedSize = ae.getCompressedSize(); + + if (ae.isZip64() || offsets.file > constants.ZIP64_MAGIC) { + size = constants.ZIP64_MAGIC; + compressedSize = constants.ZIP64_MAGIC; + + ae.setVersionNeededToExtract(constants.MIN_VERSION_ZIP64); + + var extraBuf = Buffer.concat([ + zipUtil.getShortBytes(constants.ZIP64_EXTRA_ID), + zipUtil.getShortBytes(24), + zipUtil.getEightBytes(ae.getSize()), + zipUtil.getEightBytes(ae.getCompressedSize()), + zipUtil.getEightBytes(offsets.file) + ], 28); + + ae.setExtra(extraBuf); + } + + // signature + this.write(zipUtil.getLongBytes(constants.SIG_CFH)); + + // version made by + this.write(zipUtil.getShortBytes((ae.getPlatform() << 8) | constants.VERSION_MADEBY)); + + // version to extract and general bit flag + this.write(zipUtil.getShortBytes(ae.getVersionNeededToExtract())); + this.write(gpb.encode()); + + // compression method + this.write(zipUtil.getShortBytes(method)); + + // datetime + this.write(zipUtil.getLongBytes(ae.getTimeDos())); + + // crc32 checksum + this.write(zipUtil.getLongBytes(ae.getCrc())); + + // sizes + this.write(zipUtil.getLongBytes(compressedSize)); + this.write(zipUtil.getLongBytes(size)); + + var name = ae.getName(); + var comment = ae.getComment(); + var extra = ae.getCentralDirectoryExtra(); + + if (gpb.usesUTF8ForNames()) { + name = new Buffer(name); + comment = new Buffer(comment); + } + + // name length + this.write(zipUtil.getShortBytes(name.length)); + + // extra length + this.write(zipUtil.getShortBytes(extra.length)); + + // comments length + this.write(zipUtil.getShortBytes(comment.length)); + + // disk number start + this.write(constants.SHORT_ZERO); + + // internal attributes + this.write(zipUtil.getShortBytes(ae.getInternalAttributes())); + + // external attributes + this.write(zipUtil.getLongBytes(ae.getExternalAttributes())); + + // relative offset of LFH + if (offsets.file > constants.ZIP64_MAGIC) { + this.write(zipUtil.getLongBytes(constants.ZIP64_MAGIC)); + } else { + this.write(zipUtil.getLongBytes(offsets.file)); + } + + // name + this.write(name); + + // extra + this.write(extra); + + // comment + this.write(comment); +}; + +ZipArchiveOutputStream.prototype._writeDataDescriptor = function(ae) { + // signature + this.write(zipUtil.getLongBytes(constants.SIG_DD)); + + // crc32 checksum + this.write(zipUtil.getLongBytes(ae.getCrc())); + + // sizes + if (ae.isZip64()) { + this.write(zipUtil.getEightBytes(ae.getCompressedSize())); + this.write(zipUtil.getEightBytes(ae.getSize())); + } else { + this.write(zipUtil.getLongBytes(ae.getCompressedSize())); + this.write(zipUtil.getLongBytes(ae.getSize())); + } +}; + +ZipArchiveOutputStream.prototype._writeLocalFileHeader = function(ae) { + var gpb = ae.getGeneralPurposeBit(); + var method = ae.getMethod(); + var name = ae.getName(); + var extra = ae.getLocalFileDataExtra(); + + if (ae.isZip64()) { + gpb.useDataDescriptor(true); + ae.setVersionNeededToExtract(constants.MIN_VERSION_ZIP64); + } + + if (gpb.usesUTF8ForNames()) { + name = new Buffer(name); + } + + ae._offsets.file = this.offset; + + // signature + this.write(zipUtil.getLongBytes(constants.SIG_LFH)); + + // version to extract and general bit flag + this.write(zipUtil.getShortBytes(ae.getVersionNeededToExtract())); + this.write(gpb.encode()); + + // compression method + this.write(zipUtil.getShortBytes(method)); + + // datetime + this.write(zipUtil.getLongBytes(ae.getTimeDos())); + + ae._offsets.data = this.offset; + + // crc32 checksum and sizes + if (gpb.usesDataDescriptor()) { + this.write(constants.LONG_ZERO); + this.write(constants.LONG_ZERO); + this.write(constants.LONG_ZERO); + } else { + this.write(zipUtil.getLongBytes(ae.getCrc())); + this.write(zipUtil.getLongBytes(ae.getCompressedSize())); + this.write(zipUtil.getLongBytes(ae.getSize())); + } + + // name length + this.write(zipUtil.getShortBytes(name.length)); + + // extra length + this.write(zipUtil.getShortBytes(extra.length)); + + // name + this.write(name); + + // extra + this.write(extra); + + ae._offsets.contents = this.offset; +}; + +ZipArchiveOutputStream.prototype.getComment = function(comment) { + return this._archive.comment !== null ? this._archive.comment : ''; +}; + +ZipArchiveOutputStream.prototype.isZip64 = function() { + return this._archive.forceZip64 || this._entries.length > constants.ZIP64_MAGIC_SHORT || this._archive.centralLength > constants.ZIP64_MAGIC || this._archive.centralOffset > constants.ZIP64_MAGIC; +}; + +ZipArchiveOutputStream.prototype.setComment = function(comment) { + this._archive.comment = comment; +}; \ No newline at end of file diff --git a/node_modules/compress-commons/lib/compress-commons.js b/node_modules/compress-commons/lib/compress-commons.js new file mode 100644 index 000000000..f80b8da30 --- /dev/null +++ b/node_modules/compress-commons/lib/compress-commons.js @@ -0,0 +1,13 @@ +/** + * node-compress-commons + * + * Copyright (c) 2014 Chris Talkington, contributors. + * Licensed under the MIT license. + * https://github.com/archiverjs/node-compress-commons/blob/master/LICENSE-MIT + */ +module.exports = { + ArchiveEntry: require('./archivers/archive-entry'), + ZipArchiveEntry: require('./archivers/zip/zip-archive-entry'), + ArchiveOutputStream: require('./archivers/archive-output-stream'), + ZipArchiveOutputStream: require('./archivers/zip/zip-archive-output-stream') +}; \ No newline at end of file diff --git a/node_modules/compress-commons/lib/util/index.js b/node_modules/compress-commons/lib/util/index.js new file mode 100644 index 000000000..76474aa5b --- /dev/null +++ b/node_modules/compress-commons/lib/util/index.js @@ -0,0 +1,30 @@ +/** + * node-compress-commons + * + * Copyright (c) 2014 Chris Talkington, contributors. + * Licensed under the MIT license. + * https://github.com/archiverjs/node-compress-commons/blob/master/LICENSE-MIT + */ +var Stream = require('stream').Stream; +var PassThrough = require('readable-stream').PassThrough; + +var util = module.exports = {}; + +util.isStream = function(source) { + return source instanceof Stream; +}; + +util.normalizeInputSource = function(source) { + if (source === null) { + return new Buffer(0); + } else if (typeof source === 'string') { + return new Buffer(source); + } else if (util.isStream(source) && !source._readableState) { + var normalized = new PassThrough(); + source.pipe(normalized); + + return normalized; + } + + return source; +}; \ No newline at end of file -- cgit v1.2.3