@microsoft/connected-workbooks
Version:
Microsoft backed, Excel advanced xlsx workbook generation JavaScript library
195 lines (194 loc) • 8.87 kB
JavaScript
;
// Copyright (c) Microsoft Corporation.
// Licensed under the MIT license.
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (g && (g = 0, op[0] && (_ = 0)), _) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
Object.defineProperty(exports, "__esModule", { value: true });
var constants_1 = require("./constants");
var generators_1 = require("../generators");
var buffer_1 = require("buffer");
var xmldom_qsa_1 = require("xmldom-qsa");
var getBase64 = function (zip) { return __awaiter(void 0, void 0, void 0, function () {
var mashup;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, getDataMashupFile(zip)];
case 1:
mashup = _a.sent();
return [2 /*return*/, mashup.value];
}
});
}); };
var setBase64 = function (zip, base64) { return __awaiter(void 0, void 0, void 0, function () {
var newXml, encoded, mashup;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
newXml = (0, generators_1.generateMashupXMLTemplate)(base64);
encoded = buffer_1.Buffer.from(constants_1.BOM + newXml, "ucs2");
return [4 /*yield*/, getDataMashupFile(zip)];
case 1:
mashup = _a.sent();
zip.file(mashup === null || mashup === void 0 ? void 0 : mashup.path, encoded);
return [2 /*return*/];
}
});
}); };
var getDataMashupFile = function (zip) { return __awaiter(void 0, void 0, void 0, function () {
var mashup, _i, _a, url, item;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
_i = 0, _a = constants_1.URLS.PQ;
_b.label = 1;
case 1:
if (!(_i < _a.length)) return [3 /*break*/, 4];
url = _a[_i];
return [4 /*yield*/, getCustomXmlFile(zip, url)];
case 2:
item = _b.sent();
if (item.found) {
mashup = item;
return [3 /*break*/, 4];
}
_b.label = 3;
case 3:
_i++;
return [3 /*break*/, 1];
case 4:
if (!mashup) {
throw new Error("DataMashup XML is not found");
}
return [2 /*return*/, mashup];
}
});
}); };
var getCustomXmlFile = function (zip, url) { return __awaiter(void 0, void 0, void 0, function () {
var parser, itemsArray, found, path, xmlString, value, i, xmlValue, buffer, encoding, doc;
var _a, _b;
return __generator(this, function (_c) {
switch (_c.label) {
case 0:
parser = new xmldom_qsa_1.DOMParser();
return [4 /*yield*/, zip.file(/customXml\/item\d.xml/)];
case 1:
itemsArray = _c.sent();
if (!itemsArray || itemsArray.length === 0) {
throw new Error("No customXml files were found!");
}
found = false;
value = null;
i = 1;
_c.label = 2;
case 2:
if (!(i <= itemsArray.length)) return [3 /*break*/, 5];
path = (0, generators_1.generateCustomXmlFilePath)(i);
return [4 /*yield*/, ((_a = zip.file(path)) === null || _a === void 0 ? void 0 : _a.async("uint8array"))];
case 3:
xmlValue = _c.sent();
if (xmlValue === undefined) {
return [3 /*break*/, 5];
}
buffer = buffer_1.Buffer.from(xmlValue);
encoding = detectEncoding(xmlValue);
if (!encoding) {
throw new Error("Failed to detect xml encoding");
}
xmlString = buffer
.toString(encoding)
.replace(/^\ufeff/, "");
doc = parser.parseFromString(xmlString, "text/xml");
found = ((_b = doc === null || doc === void 0 ? void 0 : doc.documentElement) === null || _b === void 0 ? void 0 : _b.namespaceURI) === url;
if (found) {
value = doc.documentElement.textContent;
return [3 /*break*/, 5];
}
_c.label = 4;
case 4:
i++;
return [3 /*break*/, 2];
case 5: return [2 /*return*/, { found: found, path: path, xmlString: xmlString, value: value }];
}
});
}); };
var queryNameHasInvalidChars = function (queryName) {
var invalidQueryNameChars = ['"', "."];
// Control characters as defined in Unicode
for (var c = 0; c <= 0x001f; ++c) {
invalidQueryNameChars.push(String.fromCharCode(c));
}
for (var c = 0x007f; c <= 0x009f; ++c) {
invalidQueryNameChars.push(String.fromCharCode(c));
}
return queryName.split("").some(function (ch) { return invalidQueryNameChars.indexOf(ch) !== -1; });
};
var validateQueryName = function (queryName) {
if (queryName) {
if (queryName.length > constants_1.maxQueryLength) {
throw new Error(constants_1.QueryNameMaxLengthErr);
}
if (queryNameHasInvalidChars(queryName)) {
throw new Error(constants_1.QueryNameInvalidCharsErr);
}
}
if (!queryName.trim()) {
throw new Error(constants_1.EmptyQueryNameErr);
}
};
var detectEncoding = function (xmlBytes) {
if (!xmlBytes) {
return null;
}
if (xmlBytes.length >= 3 && xmlBytes[0] === 0xEF && xmlBytes[1] === 0xBB && xmlBytes[2] === 0xBF) {
return 'utf-8';
}
if (xmlBytes.length >= 3 && xmlBytes[0] === 0xFF && xmlBytes[1] === 0xFE) {
return 'utf-16le';
}
if (xmlBytes.length >= 3 && xmlBytes[0] === 0xFE && xmlBytes[1] === 0xFF) {
return 'utf-16be';
}
// Default to utf-8, that not required a BOM for encoding.
return 'utf-8';
};
exports.default = {
getBase64: getBase64,
setBase64: setBase64,
getCustomXmlFile: getCustomXmlFile,
getDataMashupFile: getDataMashupFile,
validateQueryName: validateQueryName,
};