snyk
Version:
snyk library and cli utility
1,385 lines (1,218 loc) • 226 kB
JavaScript
exports.id = 905;
exports.ids = [905];
exports.modules = {
/***/ 55285:
/***/ ((module, __unused_webpack_exports, __webpack_require__) => {
const Utils = __webpack_require__(85173);
const pth = __webpack_require__(85622);
const ZipEntry = __webpack_require__(47396);
const ZipFile = __webpack_require__(56333);
const get_Bool = (val, def) => (typeof val === "boolean" ? val : def);
const get_Str = (val, def) => (typeof val === "string" ? val : def);
const defaultOptions = {
// option "noSort" : if true it disables files sorting
noSort: false,
// read entries during load (initial loading may be slower)
readEntries: false,
// default method is none
method: Utils.Constants.NONE,
// file system
fs: null
};
module.exports = function (/**String*/ input, /** object */ options) {
let inBuffer = null;
// create object based default options, allowing them to be overwritten
const opts = Object.assign(Object.create(null), defaultOptions);
// test input variable
if (input && "object" === typeof input) {
// if value is not buffer we accept it to be object with options
if (!(input instanceof Uint8Array)) {
Object.assign(opts, input);
input = opts.input ? opts.input : undefined;
if (opts.input) delete opts.input;
}
// if input is buffer
if (Buffer.isBuffer(input)) {
inBuffer = input;
opts.method = Utils.Constants.BUFFER;
input = undefined;
}
}
// assign options
Object.assign(opts, options);
// instanciate utils filesystem
const filetools = new Utils(opts);
// if input is file name we retrieve its content
if (input && "string" === typeof input) {
// load zip file
if (filetools.fs.existsSync(input)) {
opts.method = Utils.Constants.FILE;
opts.filename = input;
inBuffer = filetools.fs.readFileSync(input);
} else {
throw new Error(Utils.Errors.INVALID_FILENAME);
}
}
// create variable
const _zip = new ZipFile(inBuffer, opts);
const { canonical, sanitize } = Utils;
function getEntry(/**Object*/ entry) {
if (entry && _zip) {
var item;
// If entry was given as a file name
if (typeof entry === "string") item = _zip.getEntry(entry);
// if entry was given as a ZipEntry object
if (typeof entry === "object" && typeof entry.entryName !== "undefined" && typeof entry.header !== "undefined") item = _zip.getEntry(entry.entryName);
if (item) {
return item;
}
}
return null;
}
function fixPath(zipPath) {
const { join, normalize, sep } = pth.posix;
// convert windows file separators and normalize
return join(".", normalize(sep + zipPath.split("\\").join(sep) + sep));
}
return {
/**
* Extracts the given entry from the archive and returns the content as a Buffer object
* @param entry ZipEntry object or String with the full path of the entry
*
* @return Buffer or Null in case of error
*/
readFile: function (/**Object*/ entry, /*String, Buffer*/ pass) {
var item = getEntry(entry);
return (item && item.getData(pass)) || null;
},
/**
* Asynchronous readFile
* @param entry ZipEntry object or String with the full path of the entry
* @param callback
*
* @return Buffer or Null in case of error
*/
readFileAsync: function (/**Object*/ entry, /**Function*/ callback) {
var item = getEntry(entry);
if (item) {
item.getDataAsync(callback);
} else {
callback(null, "getEntry failed for:" + entry);
}
},
/**
* Extracts the given entry from the archive and returns the content as plain text in the given encoding
* @param entry ZipEntry object or String with the full path of the entry
* @param encoding Optional. If no encoding is specified utf8 is used
*
* @return String
*/
readAsText: function (/**Object*/ entry, /**String=*/ encoding) {
var item = getEntry(entry);
if (item) {
var data = item.getData();
if (data && data.length) {
return data.toString(encoding || "utf8");
}
}
return "";
},
/**
* Asynchronous readAsText
* @param entry ZipEntry object or String with the full path of the entry
* @param callback
* @param encoding Optional. If no encoding is specified utf8 is used
*
* @return String
*/
readAsTextAsync: function (/**Object*/ entry, /**Function*/ callback, /**String=*/ encoding) {
var item = getEntry(entry);
if (item) {
item.getDataAsync(function (data, err) {
if (err) {
callback(data, err);
return;
}
if (data && data.length) {
callback(data.toString(encoding || "utf8"));
} else {
callback("");
}
});
} else {
callback("");
}
},
/**
* Remove the entry from the file or the entry and all it's nested directories and files if the given entry is a directory
*
* @param entry
*/
deleteFile: function (/**Object*/ entry) {
// @TODO: test deleteFile
var item = getEntry(entry);
if (item) {
_zip.deleteEntry(item.entryName);
}
},
/**
* Adds a comment to the zip. The zip must be rewritten after adding the comment.
*
* @param comment
*/
addZipComment: function (/**String*/ comment) {
// @TODO: test addZipComment
_zip.comment = comment;
},
/**
* Returns the zip comment
*
* @return String
*/
getZipComment: function () {
return _zip.comment || "";
},
/**
* Adds a comment to a specified zipEntry. The zip must be rewritten after adding the comment
* The comment cannot exceed 65535 characters in length
*
* @param entry
* @param comment
*/
addZipEntryComment: function (/**Object*/ entry, /**String*/ comment) {
var item = getEntry(entry);
if (item) {
item.comment = comment;
}
},
/**
* Returns the comment of the specified entry
*
* @param entry
* @return String
*/
getZipEntryComment: function (/**Object*/ entry) {
var item = getEntry(entry);
if (item) {
return item.comment || "";
}
return "";
},
/**
* Updates the content of an existing entry inside the archive. The zip must be rewritten after updating the content
*
* @param entry
* @param content
*/
updateFile: function (/**Object*/ entry, /**Buffer*/ content) {
var item = getEntry(entry);
if (item) {
item.setData(content);
}
},
/**
* Adds a file from the disk to the archive
*
* @param localPath File to add to zip
* @param zipPath Optional path inside the zip
* @param zipName Optional name for the file
*/
addLocalFile: function (/**String*/ localPath, /**String=*/ zipPath, /**String=*/ zipName, /**String*/ comment) {
if (filetools.fs.existsSync(localPath)) {
// fix ZipPath
zipPath = zipPath ? fixPath(zipPath) : "";
// p - local file name
var p = localPath.split("\\").join("/").split("/").pop();
// add file name into zippath
zipPath += zipName ? zipName : p;
// read file attributes
const _attr = filetools.fs.statSync(localPath);
// add file into zip file
this.addFile(zipPath, filetools.fs.readFileSync(localPath), comment, _attr);
} else {
throw new Error(Utils.Errors.FILE_NOT_FOUND.replace("%s", localPath));
}
},
/**
* Adds a local directory and all its nested files and directories to the archive
*
* @param localPath
* @param zipPath optional path inside zip
* @param filter optional RegExp or Function if files match will
* be included.
*/
addLocalFolder: function (/**String*/ localPath, /**String=*/ zipPath, /**=RegExp|Function*/ filter) {
// Prepare filter
if (filter instanceof RegExp) {
// if filter is RegExp wrap it
filter = (function (rx) {
return function (filename) {
return rx.test(filename);
};
})(filter);
} else if ("function" !== typeof filter) {
// if filter is not function we will replace it
filter = function () {
return true;
};
}
// fix ZipPath
zipPath = zipPath ? fixPath(zipPath) : "";
// normalize the path first
localPath = pth.normalize(localPath);
if (filetools.fs.existsSync(localPath)) {
const items = filetools.findFiles(localPath);
const self = this;
if (items.length) {
items.forEach(function (filepath) {
var p = pth.relative(localPath, filepath).split("\\").join("/"); //windows fix
if (filter(p)) {
var stats = filetools.fs.statSync(filepath);
if (stats.isFile()) {
self.addFile(zipPath + p, filetools.fs.readFileSync(filepath), "", stats);
} else {
self.addFile(zipPath + p + "/", Buffer.alloc(0), "", stats);
}
}
});
}
} else {
throw new Error(Utils.Errors.FILE_NOT_FOUND.replace("%s", localPath));
}
},
/**
* Asynchronous addLocalFile
* @param localPath
* @param callback
* @param zipPath optional path inside zip
* @param filter optional RegExp or Function if files match will
* be included.
*/
addLocalFolderAsync: function (/*String*/ localPath, /*Function*/ callback, /*String*/ zipPath, /*RegExp|Function*/ filter) {
if (filter instanceof RegExp) {
filter = (function (rx) {
return function (filename) {
return rx.test(filename);
};
})(filter);
} else if ("function" !== typeof filter) {
filter = function () {
return true;
};
}
// fix ZipPath
zipPath = zipPath ? fixPath(zipPath) : "";
// normalize the path first
localPath = pth.normalize(localPath);
var self = this;
filetools.fs.open(localPath, "r", function (err) {
if (err && err.code === "ENOENT") {
callback(undefined, Utils.Errors.FILE_NOT_FOUND.replace("%s", localPath));
} else if (err) {
callback(undefined, err);
} else {
var items = filetools.findFiles(localPath);
var i = -1;
var next = function () {
i += 1;
if (i < items.length) {
var filepath = items[i];
var p = pth.relative(localPath, filepath).split("\\").join("/"); //windows fix
p = p
.normalize("NFD")
.replace(/[\u0300-\u036f]/g, "")
.replace(/[^\x20-\x7E]/g, ""); // accent fix
if (filter(p)) {
filetools.fs.stat(filepath, function (er0, stats) {
if (er0) callback(undefined, er0);
if (stats.isFile()) {
filetools.fs.readFile(filepath, function (er1, data) {
if (er1) {
callback(undefined, er1);
} else {
self.addFile(zipPath + p, data, "", stats);
next();
}
});
} else {
self.addFile(zipPath + p + "/", Buffer.alloc(0), "", stats);
next();
}
});
} else {
next();
}
} else {
callback(true, undefined);
}
};
next();
}
});
},
/**
*
* @param {string} localPath - path where files will be extracted
* @param {object} props - optional properties
* @param {string} props.zipPath - optional path inside zip
* @param {regexp, function} props.filter - RegExp or Function if files match will be included.
*/
addLocalFolderPromise: function (/*String*/ localPath, /* object */ props) {
return new Promise((resolve, reject) => {
const { filter, zipPath } = Object.assign({}, props);
this.addLocalFolderAsync(
localPath,
(done, err) => {
if (err) reject(err);
if (done) resolve(this);
},
zipPath,
filter
);
});
},
/**
* Allows you to create a entry (file or directory) in the zip file.
* If you want to create a directory the entryName must end in / and a null buffer should be provided.
* Comment and attributes are optional
*
* @param {string} entryName
* @param {Buffer | string} content - file content as buffer or utf8 coded string
* @param {string} comment - file comment
* @param {number | object} attr - number as unix file permissions, object as filesystem Stats object
*/
addFile: function (/**String*/ entryName, /**Buffer*/ content, /**String*/ comment, /**Number*/ attr) {
let entry = getEntry(entryName);
const update = entry != null;
// prepare new entry
if (!update) {
entry = new ZipEntry();
entry.entryName = entryName;
}
entry.comment = comment || "";
const isStat = "object" === typeof attr && attr instanceof filetools.fs.Stats;
// last modification time from file stats
if (isStat) {
entry.header.time = attr.mtime;
}
// Set file attribute
var fileattr = entry.isDirectory ? 0x10 : 0; // (MS-DOS directory flag)
// extended attributes field for Unix
if (!Utils.isWin) {
// set file type either S_IFDIR / S_IFREG
let unix = entry.isDirectory ? 0x4000 : 0x8000;
if (isStat) {
// File attributes from file stats
unix |= 0xfff & attr.mode;
} else if ("number" === typeof attr) {
// attr from given attr values
unix |= 0xfff & attr;
} else {
// Default values:
unix |= entry.isDirectory ? 0o755 : 0o644; // permissions (drwxr-xr-x) or (-r-wr--r--)
}
fileattr = (fileattr | (unix << 16)) >>> 0; // add attributes
}
entry.attr = fileattr;
entry.setData(content);
if (!update) _zip.setEntry(entry);
},
/**
* Returns an array of ZipEntry objects representing the files and folders inside the archive
*
* @return Array
*/
getEntries: function () {
return _zip ? _zip.entries : [];
},
/**
* Returns a ZipEntry object representing the file or folder specified by ``name``.
*
* @param name
* @return ZipEntry
*/
getEntry: function (/**String*/ name) {
return getEntry(name);
},
getEntryCount: function () {
return _zip.getEntryCount();
},
forEach: function (callback) {
return _zip.forEach(callback);
},
/**
* Extracts the given entry to the given targetPath
* If the entry is a directory inside the archive, the entire directory and it's subdirectories will be extracted
*
* @param entry ZipEntry object or String with the full path of the entry
* @param targetPath Target folder where to write the file
* @param maintainEntryPath If maintainEntryPath is true and the entry is inside a folder, the entry folder
* will be created in targetPath as well. Default is TRUE
* @param overwrite If the file already exists at the target path, the file will be overwriten if this is true.
* Default is FALSE
* @param keepOriginalPermission The file will be set as the permission from the entry if this is true.
* Default is FALSE
* @param outFileName String If set will override the filename of the extracted file (Only works if the entry is a file)
*
* @return Boolean
*/
extractEntryTo: function (
/**Object*/ entry,
/**String*/ targetPath,
/**Boolean*/ maintainEntryPath,
/**Boolean*/ overwrite,
/**Boolean*/ keepOriginalPermission,
/**String**/ outFileName
) {
overwrite = get_Bool(overwrite, false);
keepOriginalPermission = get_Bool(keepOriginalPermission, false);
maintainEntryPath = get_Bool(maintainEntryPath, true);
outFileName = get_Str(outFileName, get_Str(keepOriginalPermission, undefined));
var item = getEntry(entry);
if (!item) {
throw new Error(Utils.Errors.NO_ENTRY);
}
var entryName = canonical(item.entryName);
var target = sanitize(targetPath, outFileName && !item.isDirectory ? outFileName : maintainEntryPath ? entryName : pth.basename(entryName));
if (item.isDirectory) {
var children = _zip.getEntryChildren(item);
children.forEach(function (child) {
if (child.isDirectory) return;
var content = child.getData();
if (!content) {
throw new Error(Utils.Errors.CANT_EXTRACT_FILE);
}
var name = canonical(child.entryName);
var childName = sanitize(targetPath, maintainEntryPath ? name : pth.basename(name));
// The reverse operation for attr depend on method addFile()
const fileAttr = keepOriginalPermission ? child.header.fileAttr : undefined;
filetools.writeFileTo(childName, content, overwrite, fileAttr);
});
return true;
}
var content = item.getData();
if (!content) throw new Error(Utils.Errors.CANT_EXTRACT_FILE);
if (filetools.fs.existsSync(target) && !overwrite) {
throw new Error(Utils.Errors.CANT_OVERRIDE);
}
// The reverse operation for attr depend on method addFile()
const fileAttr = keepOriginalPermission ? entry.header.fileAttr : undefined;
filetools.writeFileTo(target, content, overwrite, fileAttr);
return true;
},
/**
* Test the archive
*
*/
test: function (pass) {
if (!_zip) {
return false;
}
for (var entry in _zip.entries) {
try {
if (entry.isDirectory) {
continue;
}
var content = _zip.entries[entry].getData(pass);
if (!content) {
return false;
}
} catch (err) {
return false;
}
}
return true;
},
/**
* Extracts the entire archive to the given location
*
* @param targetPath Target location
* @param overwrite If the file already exists at the target path, the file will be overwriten if this is true.
* Default is FALSE
* @param keepOriginalPermission The file will be set as the permission from the entry if this is true.
* Default is FALSE
*/
extractAllTo: function (/**String*/ targetPath, /**Boolean*/ overwrite, /**Boolean*/ keepOriginalPermission, /*String, Buffer*/ pass) {
overwrite = get_Bool(overwrite, false);
pass = get_Str(keepOriginalPermission, pass);
keepOriginalPermission = get_Bool(keepOriginalPermission, false);
if (!_zip) {
throw new Error(Utils.Errors.NO_ZIP);
}
_zip.entries.forEach(function (entry) {
var entryName = sanitize(targetPath, canonical(entry.entryName.toString()));
if (entry.isDirectory) {
filetools.makeDir(entryName);
return;
}
var content = entry.getData(pass);
if (!content) {
throw new Error(Utils.Errors.CANT_EXTRACT_FILE);
}
// The reverse operation for attr depend on method addFile()
const fileAttr = keepOriginalPermission ? entry.header.fileAttr : undefined;
filetools.writeFileTo(entryName, content, overwrite, fileAttr);
try {
filetools.fs.utimesSync(entryName, entry.header.time, entry.header.time);
} catch (err) {
throw new Error(Utils.Errors.CANT_EXTRACT_FILE);
}
});
},
/**
* Asynchronous extractAllTo
*
* @param targetPath Target location
* @param overwrite If the file already exists at the target path, the file will be overwriten if this is true.
* Default is FALSE
* @param keepOriginalPermission The file will be set as the permission from the entry if this is true.
* Default is FALSE
* @param callback The callback will be executed when all entries are extracted successfully or any error is thrown.
*/
extractAllToAsync: function (/**String*/ targetPath, /**Boolean*/ overwrite, /**Boolean*/ keepOriginalPermission, /**Function*/ callback) {
if (!callback) {
callback = function () {};
}
overwrite = get_Bool(overwrite, false);
if (typeof keepOriginalPermission === "function" && !callback) callback = keepOriginalPermission;
keepOriginalPermission = get_Bool(keepOriginalPermission, false);
if (!_zip) {
callback(new Error(Utils.Errors.NO_ZIP));
return;
}
targetPath = pth.resolve(targetPath);
// convert entryName to
const getPath = (entry) => sanitize(targetPath, pth.normalize(canonical(entry.entryName.toString())));
const getError = (msg, file) => new Error(msg + ': "' + file + '"');
// separate directories from files
const dirEntries = [];
const fileEntries = new Set();
_zip.entries.forEach((e) => {
if (e.isDirectory) {
dirEntries.push(e);
} else {
fileEntries.add(e);
}
});
// Create directory entries first synchronously
// this prevents race condition and assures folders are there before writing files
for (const entry of dirEntries) {
const dirPath = getPath(entry);
// The reverse operation for attr depend on method addFile()
const dirAttr = keepOriginalPermission ? entry.header.fileAttr : undefined;
try {
filetools.makeDir(dirPath);
if (dirAttr) filetools.fs.chmodSync(dirPath, dirAttr);
// in unix timestamp will change if files are later added to folder, but still
filetools.fs.utimesSync(dirPath, entry.header.time, entry.header.time);
} catch (er) {
callback(getError("Unable to create folder", dirPath));
}
}
// callback wrapper, for some house keeping
const done = () => {
if (fileEntries.size === 0) {
callback();
}
};
// Extract file entries asynchronously
for (const entry of fileEntries.values()) {
const entryName = pth.normalize(canonical(entry.entryName.toString()));
const filePath = sanitize(targetPath, entryName);
entry.getDataAsync(function (content, err_1) {
if (err_1) {
callback(new Error(err_1));
return;
}
if (!content) {
callback(new Error(Utils.Errors.CANT_EXTRACT_FILE));
} else {
// The reverse operation for attr depend on method addFile()
const fileAttr = keepOriginalPermission ? entry.header.fileAttr : undefined;
filetools.writeFileToAsync(filePath, content, overwrite, fileAttr, function (succ) {
if (!succ) {
callback(getError("Unable to write file", filePath));
return;
}
filetools.fs.utimes(filePath, entry.header.time, entry.header.time, function (err_2) {
if (err_2) {
callback(getError("Unable to set times", filePath));
return;
}
fileEntries.delete(entry);
// call the callback if it was last entry
done();
});
});
}
});
}
// call the callback if fileEntries was empty
done();
},
/**
* Writes the newly created zip file to disk at the specified location or if a zip was opened and no ``targetFileName`` is provided, it will overwrite the opened zip
*
* @param targetFileName
* @param callback
*/
writeZip: function (/**String*/ targetFileName, /**Function*/ callback) {
if (arguments.length === 1) {
if (typeof targetFileName === "function") {
callback = targetFileName;
targetFileName = "";
}
}
if (!targetFileName && opts.filename) {
targetFileName = opts.filename;
}
if (!targetFileName) return;
var zipData = _zip.compressToBuffer();
if (zipData) {
var ok = filetools.writeFileTo(targetFileName, zipData, true);
if (typeof callback === "function") callback(!ok ? new Error("failed") : null, "");
}
},
writeZipPromise: function (/**String*/ targetFileName, /* object */ props) {
const { overwrite, perm } = Object.assign({ overwrite: true }, props);
return new Promise((resolve, reject) => {
// find file name
if (!targetFileName && opts.filename) targetFileName = opts.filename;
if (!targetFileName) reject("ADM-ZIP: ZIP File Name Missing");
this.toBufferPromise().then((zipData) => {
const ret = (done) => (done ? resolve(done) : reject("ADM-ZIP: Wasn't able to write zip file"));
filetools.writeFileToAsync(targetFileName, zipData, overwrite, perm, ret);
}, reject);
});
},
toBufferPromise: function () {
return new Promise((resolve, reject) => {
_zip.toAsyncBuffer(resolve, reject);
});
},
/**
* Returns the content of the entire zip file as a Buffer object
*
* @return Buffer
*/
toBuffer: function (/**Function=*/ onSuccess, /**Function=*/ onFail, /**Function=*/ onItemStart, /**Function=*/ onItemEnd) {
this.valueOf = 2;
if (typeof onSuccess === "function") {
_zip.toAsyncBuffer(onSuccess, onFail, onItemStart, onItemEnd);
return null;
}
return _zip.compressToBuffer();
}
};
};
/***/ }),
/***/ 42907:
/***/ ((module, __unused_webpack_exports, __webpack_require__) => {
var Utils = __webpack_require__(85173),
Constants = Utils.Constants;
/* The central directory file header */
module.exports = function () {
var _verMade = 20, // v2.0
_version = 10, // v1.0
_flags = 0,
_method = 0,
_time = 0,
_crc = 0,
_compressedSize = 0,
_size = 0,
_fnameLen = 0,
_extraLen = 0,
_comLen = 0,
_diskStart = 0,
_inattr = 0,
_attr = 0,
_offset = 0;
_verMade |= Utils.isWin ? 0x0a00 : 0x0300;
// Set EFS flag since filename and comment fields are all by default encoded using UTF-8.
// Without it file names may be corrupted for other apps when file names use unicode chars
_flags |= Constants.FLG_EFS;
var _dataHeader = {};
function setTime(val) {
val = new Date(val);
_time =
(((val.getFullYear() - 1980) & 0x7f) << 25) | // b09-16 years from 1980
((val.getMonth() + 1) << 21) | // b05-08 month
(val.getDate() << 16) | // b00-04 hour
// 2 bytes time
(val.getHours() << 11) | // b11-15 hour
(val.getMinutes() << 5) | // b05-10 minute
(val.getSeconds() >> 1); // b00-04 seconds divided by 2
}
setTime(+new Date());
return {
get made() {
return _verMade;
},
set made(val) {
_verMade = val;
},
get version() {
return _version;
},
set version(val) {
_version = val;
},
get flags() {
return _flags;
},
set flags(val) {
_flags = val;
},
get method() {
return _method;
},
set method(val) {
switch (val) {
case Constants.STORED:
this.version = 10;
case Constants.DEFLATED:
default:
this.version = 20;
}
_method = val;
},
get time() {
return new Date(((_time >> 25) & 0x7f) + 1980, ((_time >> 21) & 0x0f) - 1, (_time >> 16) & 0x1f, (_time >> 11) & 0x1f, (_time >> 5) & 0x3f, (_time & 0x1f) << 1);
},
set time(val) {
setTime(val);
},
get crc() {
return _crc;
},
set crc(val) {
_crc = Math.max(0, val) >>> 0;
},
get compressedSize() {
return _compressedSize;
},
set compressedSize(val) {
_compressedSize = Math.max(0, val) >>> 0;
},
get size() {
return _size;
},
set size(val) {
_size = Math.max(0, val) >>> 0;
},
get fileNameLength() {
return _fnameLen;
},
set fileNameLength(val) {
_fnameLen = val;
},
get extraLength() {
return _extraLen;
},
set extraLength(val) {
_extraLen = val;
},
get commentLength() {
return _comLen;
},
set commentLength(val) {
_comLen = val;
},
get diskNumStart() {
return _diskStart;
},
set diskNumStart(val) {
_diskStart = Math.max(0, val) >>> 0;
},
get inAttr() {
return _inattr;
},
set inAttr(val) {
_inattr = Math.max(0, val) >>> 0;
},
get attr() {
return _attr;
},
set attr(val) {
_attr = Math.max(0, val) >>> 0;
},
// get Unix file permissions
get fileAttr() {
return _attr ? (((_attr >>> 0) | 0) >> 16) & 0xfff : 0;
},
get offset() {
return _offset;
},
set offset(val) {
_offset = Math.max(0, val) >>> 0;
},
get encripted() {
return (_flags & 1) === 1;
},
get entryHeaderSize() {
return Constants.CENHDR + _fnameLen + _extraLen + _comLen;
},
get realDataOffset() {
return _offset + Constants.LOCHDR + _dataHeader.fnameLen + _dataHeader.extraLen;
},
get dataHeader() {
return _dataHeader;
},
loadDataHeaderFromBinary: function (/*Buffer*/ input) {
var data = input.slice(_offset, _offset + Constants.LOCHDR);
// 30 bytes and should start with "PK\003\004"
if (data.readUInt32LE(0) !== Constants.LOCSIG) {
throw new Error(Utils.Errors.INVALID_LOC);
}
_dataHeader = {
// version needed to extract
version: data.readUInt16LE(Constants.LOCVER),
// general purpose bit flag
flags: data.readUInt16LE(Constants.LOCFLG),
// compression method
method: data.readUInt16LE(Constants.LOCHOW),
// modification time (2 bytes time, 2 bytes date)
time: data.readUInt32LE(Constants.LOCTIM),
// uncompressed file crc-32 value
crc: data.readUInt32LE(Constants.LOCCRC),
// compressed size
compressedSize: data.readUInt32LE(Constants.LOCSIZ),
// uncompressed size
size: data.readUInt32LE(Constants.LOCLEN),
// filename length
fnameLen: data.readUInt16LE(Constants.LOCNAM),
// extra field length
extraLen: data.readUInt16LE(Constants.LOCEXT)
};
},
loadFromBinary: function (/*Buffer*/ data) {
// data should be 46 bytes and start with "PK 01 02"
if (data.length !== Constants.CENHDR || data.readUInt32LE(0) !== Constants.CENSIG) {
throw new Error(Utils.Errors.INVALID_CEN);
}
// version made by
_verMade = data.readUInt16LE(Constants.CENVEM);
// version needed to extract
_version = data.readUInt16LE(Constants.CENVER);
// encrypt, decrypt flags
_flags = data.readUInt16LE(Constants.CENFLG);
// compression method
_method = data.readUInt16LE(Constants.CENHOW);
// modification time (2 bytes time, 2 bytes date)
_time = data.readUInt32LE(Constants.CENTIM);
// uncompressed file crc-32 value
_crc = data.readUInt32LE(Constants.CENCRC);
// compressed size
_compressedSize = data.readUInt32LE(Constants.CENSIZ);
// uncompressed size
_size = data.readUInt32LE(Constants.CENLEN);
// filename length
_fnameLen = data.readUInt16LE(Constants.CENNAM);
// extra field length
_extraLen = data.readUInt16LE(Constants.CENEXT);
// file comment length
_comLen = data.readUInt16LE(Constants.CENCOM);
// volume number start
_diskStart = data.readUInt16LE(Constants.CENDSK);
// internal file attributes
_inattr = data.readUInt16LE(Constants.CENATT);
// external file attributes
_attr = data.readUInt32LE(Constants.CENATX);
// LOC header offset
_offset = data.readUInt32LE(Constants.CENOFF);
},
dataHeaderToBinary: function () {
// LOC header size (30 bytes)
var data = Buffer.alloc(Constants.LOCHDR);
// "PK\003\004"
data.writeUInt32LE(Constants.LOCSIG, 0);
// version needed to extract
data.writeUInt16LE(_version, Constants.LOCVER);
// general purpose bit flag
data.writeUInt16LE(_flags, Constants.LOCFLG);
// compression method
data.writeUInt16LE(_method, Constants.LOCHOW);
// modification time (2 bytes time, 2 bytes date)
data.writeUInt32LE(_time, Constants.LOCTIM);
// uncompressed file crc-32 value
data.writeUInt32LE(_crc, Constants.LOCCRC);
// compressed size
data.writeUInt32LE(_compressedSize, Constants.LOCSIZ);
// uncompressed size
data.writeUInt32LE(_size, Constants.LOCLEN);
// filename length
data.writeUInt16LE(_fnameLen, Constants.LOCNAM);
// extra field length
data.writeUInt16LE(_extraLen, Constants.LOCEXT);
return data;
},
entryHeaderToBinary: function () {
// CEN header size (46 bytes)
var data = Buffer.alloc(Constants.CENHDR + _fnameLen + _extraLen + _comLen);
// "PK\001\002"
data.writeUInt32LE(Constants.CENSIG, 0);
// version made by
data.writeUInt16LE(_verMade, Constants.CENVEM);
// version needed to extract
data.writeUInt16LE(_version, Constants.CENVER);
// encrypt, decrypt flags
data.writeUInt16LE(_flags, Constants.CENFLG);
// compression method
data.writeUInt16LE(_method, Constants.CENHOW);
// modification time (2 bytes time, 2 bytes date)
data.writeUInt32LE(_time, Constants.CENTIM);
// uncompressed file crc-32 value
data.writeUInt32LE(_crc, Constants.CENCRC);
// compressed size
data.writeUInt32LE(_compressedSize, Constants.CENSIZ);
// uncompressed size
data.writeUInt32LE(_size, Constants.CENLEN);
// filename length
data.writeUInt16LE(_fnameLen, Constants.CENNAM);
// extra field length
data.writeUInt16LE(_extraLen, Constants.CENEXT);
// file comment length
data.writeUInt16LE(_comLen, Constants.CENCOM);
// volume number start
data.writeUInt16LE(_diskStart, Constants.CENDSK);
// internal file attributes
data.writeUInt16LE(_inattr, Constants.CENATT);
// external file attributes
data.writeUInt32LE(_attr, Constants.CENATX);
// LOC header offset
data.writeUInt32LE(_offset, Constants.CENOFF);
// fill all with
data.fill(0x00, Constants.CENHDR);
return data;
},
toJSON: function () {
const bytes = function (nr) {
return nr + " bytes";
};
return {
made: _verMade,
version: _version,
flags: _flags,
method: Utils.methodToString(_method),
time: this.time,
crc: "0x" + _crc.toString(16).toUpperCase(),
compressedSize: bytes(_compressedSize),
size: bytes(_size),
fileNameLength: bytes(_fnameLen),
extraLength: bytes(_extraLen),
commentLength: bytes(_comLen),
diskNumStart: _diskStart,
inAttr: _inattr,
attr: _attr,
offset: _offset,
entryHeaderSize: bytes(Constants.CENHDR + _fnameLen + _extraLen + _comLen)
};
},
toString: function () {
return JSON.stringify(this.toJSON(), null, "\t");
}
};
};
/***/ }),
/***/ 53854:
/***/ ((__unused_webpack_module, exports, __webpack_require__) => {
exports.EntryHeader = __webpack_require__(42907);
exports.MainHeader = __webpack_require__(83519);
/***/ }),
/***/ 83519:
/***/ ((module, __unused_webpack_exports, __webpack_require__) => {
var Utils = __webpack_require__(85173),
Constants = Utils.Constants;
/* The entries in the end of central directory */
module.exports = function () {
var _volumeEntries = 0,
_totalEntries = 0,
_size = 0,
_offset = 0,
_commentLength = 0;
return {
get diskEntries() {
return _volumeEntries;
},
set diskEntries(/*Number*/ val) {
_volumeEntries = _totalEntries = val;
},
get totalEntries() {
return _totalEntries;
},
set totalEntries(/*Number*/ val) {
_totalEntries = _volumeEntries = val;
},
get size() {
return _size;
},
set size(/*Number*/ val) {
_size = val;
},
get offset() {
return _offset;
},
set offset(/*Number*/ val) {
_offset = val;
},
get commentLength() {
return _commentLength;
},
set commentLength(/*Number*/ val) {
_commentLength = val;
},
get mainHeaderSize() {
return Constants.ENDHDR + _commentLength;
},
loadFromBinary: function (/*Buffer*/ data) {
// data should be 22 bytes and start with "PK 05 06"
// or be 56+ bytes and start with "PK 06 06" for Zip64
if (
(data.length !== Constants.ENDHDR || data.readUInt32LE(0) !== Constants.ENDSIG) &&
(data.length < Constants.ZIP64HDR || data.readUInt32LE(0) !== Constants.ZIP64SIG)
) {
throw new Error(Utils.Errors.INVALID_END);
}
if (data.readUInt32LE(0) === Constants.ENDSIG) {
// number of entries on this volume
_volumeEntries = data.readUInt16LE(Constants.ENDSUB);
// total number of entries
_totalEntries = data.readUInt16LE(Constants.ENDTOT);
// central directory size in bytes
_size = data.readUInt32LE(Constants.ENDSIZ);
// offset of first CEN header
_offset = data.readUInt32LE(Constants.ENDOFF);
// zip file comment length
_commentLength = data.readUInt16LE(Constants.ENDCOM);
} else {
// number of entries on this volume
_volumeEntries = Utils.readBigUInt64LE(data, Constants.ZIP64SUB);
// total number of entries
_totalEntries = Utils.readBigUInt64LE(data, Constants.ZIP64TOT);
// central directory size in bytes
_size = Utils.readBigUInt64LE(data, Constants.ZIP64SIZ);
// offset of first CEN header
_offset = Utils.readBigUInt64LE(data, Constants.ZIP64OFF);
_commentLength = 0;
}
},
toBinary: function () {
var b = Buffer.alloc(Constants.ENDHDR + _commentLength);
// "PK 05 06" signature
b.writeUInt32LE(Constants.ENDSIG, 0);
b.writeUInt32LE(0, 4);
// number of entries on this volume
b.writeUInt16LE(_volumeEntries, Constants.ENDSUB);
// total number of entries
b.writeUInt16LE(_totalEntries, Constants.ENDTOT);
// central directory size in bytes
b.writeUInt32LE(_size, Constants.ENDSIZ);
// offset of first CEN header
b.writeUInt32LE(_offset, Constants.ENDOFF);
// zip file comment length
b.writeUInt16LE(_commentLength, Constants.ENDCOM);
// fill comment memory with spaces so no garbage is left there
b.fill(" ", Constants.ENDHDR);
return b;
},
toJSON: function () {
// creates 0x0000 style output
const offset = function (nr, len) {
let offs = nr.toString(16).toUpperCase();
while (offs.length < len) offs = "0" + offs;
return "0x" + offs;
};
return {
diskEntries: _volumeEntries,
totalEntries: _totalEntries,
size: _size + " bytes",
offset: offset(_offset, 4),
commentLength: _commentLength
};
},
toString: function () {
return JSON.stringify(this.toJSON(), null, "\t");
}
};
};
/***/ }),
/***/ 10278:
/***/ ((module, __unused_webpack_exports, __webpack_require__) => {
module.exports = function (/*Buffer*/ inbuf) {
var zlib = __webpack_require__(78761);
var opts = { chunkSize: (parseInt(inbuf.length / 1024) + 1) * 1024 };
return {
deflate: function () {
return zlib.deflateRawSync(inbuf, opts);
},
deflateAsync: function (/*Function*/ callback) {
var tmp = zlib.createDeflateRaw(opts),
parts = [],
total = 0;
tmp.on("data", function (data) {
parts.push(data);
total += data.length;
});
tmp.on("end", function () {
var buf = Buffer.alloc(total),
written = 0;
buf.fill(0);
for (var i = 0; i < parts.length; i++) {
var part = parts[i];
part.copy(buf, written);
written += part.length;
}
callback && callback(buf);
});
tmp.end(inbuf);
}
};
};
/***/ }),
/***/ 81004:
/***/ ((__unused_webpack_module, exports, __webpack_require__) => {
exports.Deflater = __webpack_require__(10278);
exports.Inflater = __webpack_require__(61269);
exports.ZipCrypto = __webpack_require__(94729);
/***/ }),
/***/ 61269:
/***/ ((module, __unused_webpack_exports, __webpack_require__) => {
module.exports = function (/*Buffer*/ inbuf) {
var zlib = __webpack_require__(78761);
return {
inflate: function () {
return zlib.inflateRawSync(inbuf);
},
inflateAsync: function (/*Function*/ callback) {
var tmp = zlib.createInflateRaw(),
parts = [],
total = 0;
tmp.on("data", function (data) {
parts.push(data);
total += data.length;
});
tmp.on("end", function () {
var buf = Buffer.alloc(total),
written = 0;
buf.fill(0);
for (var i = 0; i < parts.length; i++) {
var part = parts[i];
part.copy(buf, written);
written += part.length;
}
callback && callback(buf);
});
tmp.end(inbuf);
}
};
};
/***/ }),
/***/ 94729:
/***/ ((module, __unused_webpack_exports, __webpack_require__) => {
"use strict";
// node crypt, we use it for generate salt
// eslint-disable-next-line node/no-unsupported-features/node-builtins
const { randomFillSync } = __webpack_require__(76417);
// generate CRC32 lookup table
const crctable = new Uint32Array(256).map((t, crc) => {
for (let j