tus-js-client
Version:
A pure JavaScript client for the tus resumable upload protocol
217 lines (215 loc) • 7.29 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.canStoreURLs = exports.FileUrlStorage = void 0;
var _fs = require("fs");
var _combineErrors = _interopRequireDefault(require("combine-errors"));
var lockfile = _interopRequireWildcard(require("proper-lockfile"));
function _getRequireWildcardCache(e) { if ("function" != typeof WeakMap) return null; var r = new WeakMap(), t = new WeakMap(); return (_getRequireWildcardCache = function (e) { return e ? t : r; })(e); }
function _interopRequireWildcard(e, r) { if (!r && e && e.__esModule) return e; if (null === e || "object" != typeof e && "function" != typeof e) return { default: e }; var t = _getRequireWildcardCache(r); if (t && t.has(e)) return t.get(e); var n = { __proto__: null }, a = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var u in e) if ("default" !== u && {}.hasOwnProperty.call(e, u)) { var i = a ? Object.getOwnPropertyDescriptor(e, u) : null; i && (i.get || i.set) ? Object.defineProperty(n, u, i) : n[u] = e[u]; } return n.default = e, t && t.set(e, n), n; }
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function _typeof(o) {
"@babel/helpers - typeof";
return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) {
return typeof o;
} : function (o) {
return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o;
}, _typeof(o);
}
function _classCallCheck(instance, Constructor) {
if (!(instance instanceof Constructor)) {
throw new TypeError("Cannot call a class as a function");
}
}
function _defineProperties(target, props) {
for (var i = 0; i < props.length; i++) {
var descriptor = props[i];
descriptor.enumerable = descriptor.enumerable || false;
descriptor.configurable = true;
if ("value" in descriptor) descriptor.writable = true;
Object.defineProperty(target, _toPropertyKey(descriptor.key), descriptor);
}
}
function _createClass(Constructor, protoProps, staticProps) {
if (protoProps) _defineProperties(Constructor.prototype, protoProps);
if (staticProps) _defineProperties(Constructor, staticProps);
Object.defineProperty(Constructor, "prototype", {
writable: false
});
return Constructor;
}
function _toPropertyKey(t) {
var i = _toPrimitive(t, "string");
return "symbol" == _typeof(i) ? i : i + "";
}
function _toPrimitive(t, r) {
if ("object" != _typeof(t) || !t) return t;
var e = t[Symbol.toPrimitive];
if (void 0 !== e) {
var i = e.call(t, r || "default");
if ("object" != _typeof(i)) return i;
throw new TypeError("@@toPrimitive must return a primitive value.");
}
return ("string" === r ? String : Number)(t);
}
var canStoreURLs = exports.canStoreURLs = true;
var FileUrlStorage = exports.FileUrlStorage = /*#__PURE__*/function () {
function FileUrlStorage(filePath) {
_classCallCheck(this, FileUrlStorage);
this.path = filePath;
}
return _createClass(FileUrlStorage, [{
key: "findAllUploads",
value: function findAllUploads() {
var _this = this;
return new Promise(function (resolve, reject) {
_this._getItems('tus::', function (err, results) {
if (err) reject(err);else resolve(results);
});
});
}
}, {
key: "findUploadsByFingerprint",
value: function findUploadsByFingerprint(fingerprint) {
var _this2 = this;
return new Promise(function (resolve, reject) {
_this2._getItems("tus::".concat(fingerprint), function (err, results) {
if (err) reject(err);else resolve(results);
});
});
}
}, {
key: "removeUpload",
value: function removeUpload(urlStorageKey) {
var _this3 = this;
return new Promise(function (resolve, reject) {
_this3._removeItem(urlStorageKey, function (err) {
if (err) reject(err);else resolve();
});
});
}
}, {
key: "addUpload",
value: function addUpload(fingerprint, upload) {
var _this4 = this;
var id = Math.round(Math.random() * 1e12);
var key = "tus::".concat(fingerprint, "::").concat(id);
return new Promise(function (resolve, reject) {
_this4._setItem(key, upload, function (err) {
if (err) reject(err);else resolve(key);
});
});
}
}, {
key: "_setItem",
value: function _setItem(key, value, cb) {
var _this5 = this;
lockfile.lock(this.path, this._lockfileOptions()).then(function (release) {
cb = _this5._releaseAndCb(release, cb);
_this5._getData(function (err, data) {
if (err) {
cb(err);
return;
}
data[key] = value;
_this5._writeData(data, function (err2) {
return cb(err2);
});
});
})["catch"](cb);
}
}, {
key: "_getItems",
value: function _getItems(prefix, cb) {
this._getData(function (err, data) {
if (err) {
cb(err);
return;
}
var results = Object.keys(data).filter(function (key) {
return key.startsWith(prefix);
}).map(function (key) {
var obj = data[key];
obj.urlStorageKey = key;
return obj;
});
cb(null, results);
});
}
}, {
key: "_removeItem",
value: function _removeItem(key, cb) {
var _this6 = this;
lockfile.lock(this.path, this._lockfileOptions()).then(function (release) {
cb = _this6._releaseAndCb(release, cb);
_this6._getData(function (err, data) {
if (err) {
cb(err);
return;
}
delete data[key];
_this6._writeData(data, function (err2) {
return cb(err2);
});
});
})["catch"](cb);
}
}, {
key: "_lockfileOptions",
value: function _lockfileOptions() {
return {
realpath: false,
retries: {
retries: 5,
minTimeout: 20
}
};
}
}, {
key: "_releaseAndCb",
value: function _releaseAndCb(release, cb) {
return function (err) {
if (err) {
release().then(function () {
return cb(err);
})["catch"](function (releaseErr) {
return cb((0, _combineErrors.default)([err, releaseErr]));
});
return;
}
release().then(cb)["catch"](cb);
};
}
}, {
key: "_writeData",
value: function _writeData(data, cb) {
var opts = {
encoding: 'utf8',
mode: 432,
flag: 'w'
};
(0, _fs.writeFile)(this.path, JSON.stringify(data), opts, function (err) {
return cb(err);
});
}
}, {
key: "_getData",
value: function _getData(cb) {
(0, _fs.readFile)(this.path, 'utf8', function (err, data) {
if (err) {
// return empty data if file does not exist
if (err.code === 'ENOENT') cb(null, {});else cb(err);
return;
}
try {
data = !data.trim().length ? {} : JSON.parse(data);
} catch (error) {
cb(error);
return;
}
cb(null, data);
});
}
}]);
}();