298 lines
12 KiB
JavaScript
298 lines
12 KiB
JavaScript
var __assign = (this && this.__assign) || function () {
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__assign = Object.assign || function(t) {
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for (var s, i = 1, n = arguments.length; i < n; i++) {
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s = arguments[i];
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for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
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t[p] = s[p];
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}
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return t;
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};
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return __assign.apply(this, arguments);
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};
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var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
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return new (P || (P = Promise))(function (resolve, reject) {
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function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
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function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
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function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
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step((generator = generator.apply(thisArg, _arguments || [])).next());
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});
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};
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var __generator = (this && this.__generator) || function (thisArg, body) {
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var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
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return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
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function verb(n) { return function (v) { return step([n, v]); }; }
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function step(op) {
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if (f) throw new TypeError("Generator is already executing.");
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while (_) try {
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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;
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if (y = 0, t) op = [op[0] & 2, t.value];
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switch (op[0]) {
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case 0: case 1: t = op; break;
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case 4: _.label++; return { value: op[1], done: false };
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case 5: _.label++; y = op[1]; op = [0]; continue;
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case 7: op = _.ops.pop(); _.trys.pop(); continue;
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default:
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if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
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if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
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if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
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if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
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if (t[2]) _.ops.pop();
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_.trys.pop(); continue;
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}
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op = body.call(thisArg, _);
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} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
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if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
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}
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};
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import SparkMD5 from 'spark-md5';
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import { QiniuErrorName, QiniuError, QiniuRequestError, QiniuNetworkError } from '../errors';
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import { urlSafeBase64Decode } from './base64';
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export var MB = Math.pow(1024, 2);
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// 文件分块
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export function getChunks(file, blockSize) {
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var chunkByteSize = blockSize * MB; // 转换为字节
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// 如果 chunkByteSize 比文件大，则直接取文件的大小
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if (chunkByteSize > file.size) {
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chunkByteSize = file.size;
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}
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else {
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// 因为最多 10000 chunk，所以如果 chunkSize 不符合则把每片 chunk 大小扩大两倍
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while (file.size > chunkByteSize * 10000) {
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chunkByteSize *= 2;
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}
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}
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var chunks = [];
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var count = Math.ceil(file.size / chunkByteSize);
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for (var i = 0; i < count; i++) {
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var chunk = file.slice(chunkByteSize * i, i === count - 1 ? file.size : chunkByteSize * (i + 1));
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chunks.push(chunk);
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}
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return chunks;
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}
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export function isMetaDataValid(params) {
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return Object.keys(params).every(function (key) { return key.indexOf('x-qn-meta-') === 0; });
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}
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export function isCustomVarsValid(params) {
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return Object.keys(params).every(function (key) { return key.indexOf('x:') === 0; });
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}
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export function sum(list) {
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return list.reduce(function (data, loaded) { return data + loaded; }, 0);
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}
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export function setLocalFileInfo(localKey, info, logger) {
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try {
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localStorage.setItem(localKey, JSON.stringify(info));
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}
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catch (err) {
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logger.warn(new QiniuError(QiniuErrorName.WriteCacheFailed, "setLocalFileInfo failed: " + localKey));
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}
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}
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export function createLocalKey(name, key, size) {
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var localKey = key == null ? '_' : "_key_" + key + "_";
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return "qiniu_js_sdk_upload_file_name_" + name + localKey + "size_" + size;
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}
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export function removeLocalFileInfo(localKey, logger) {
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try {
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localStorage.removeItem(localKey);
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}
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catch (err) {
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logger.warn(new QiniuError(QiniuErrorName.RemoveCacheFailed, "removeLocalFileInfo failed. key: " + localKey));
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}
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}
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export function getLocalFileInfo(localKey, logger) {
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var localInfoString = null;
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try {
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localInfoString = localStorage.getItem(localKey);
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}
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catch (_a) {
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logger.warn(new QiniuError(QiniuErrorName.ReadCacheFailed, "getLocalFileInfo failed. key: " + localKey));
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}
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if (localInfoString == null) {
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return null;
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}
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var localInfo = null;
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try {
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localInfo = JSON.parse(localInfoString);
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}
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catch (_b) {
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// 本地信息已被破坏，直接删除
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removeLocalFileInfo(localKey, logger);
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logger.warn(new QiniuError(QiniuErrorName.InvalidCacheData, "getLocalFileInfo failed to parse. key: " + localKey));
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}
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return localInfo;
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}
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export function getAuthHeaders(token) {
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var auth = 'UpToken ' + token;
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return { Authorization: auth };
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}
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export function getHeadersForChunkUpload(token) {
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var header = getAuthHeaders(token);
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return __assign({ 'content-type': 'application/octet-stream' }, header);
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}
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export function getHeadersForMkFile(token) {
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var header = getAuthHeaders(token);
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return __assign({ 'content-type': 'application/json' }, header);
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}
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export function createXHR() {
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if (window.XMLHttpRequest) {
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return new XMLHttpRequest();
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}
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if (window.ActiveXObject) {
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return new window.ActiveXObject('Microsoft.XMLHTTP');
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}
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throw new QiniuError(QiniuErrorName.NotAvailableXMLHttpRequest, 'the current environment does not support.');
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}
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export function computeMd5(data) {
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return __awaiter(this, void 0, void 0, function () {
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var buffer, spark;
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return __generator(this, function (_a) {
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switch (_a.label) {
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case 0: return [4 /*yield*/, readAsArrayBuffer(data)];
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case 1:
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buffer = _a.sent();
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spark = new SparkMD5.ArrayBuffer();
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spark.append(buffer);
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return [2 /*return*/, spark.end()];
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}
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});
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});
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}
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export function readAsArrayBuffer(data) {
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return new Promise(function (resolve, reject) {
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var reader = new FileReader();
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// evt 类型目前存在问题 https://github.com/Microsoft/TypeScript/issues/4163
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reader.onload = function (evt) {
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if (evt.target) {
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var body = evt.target.result;
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resolve(body);
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}
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else {
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reject(new QiniuError(QiniuErrorName.InvalidProgressEventTarget, 'progress event target is undefined'));
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}
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};
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reader.onerror = function () {
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reject(new QiniuError(QiniuErrorName.FileReaderReadFailed, 'fileReader read failed'));
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};
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reader.readAsArrayBuffer(data);
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});
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}
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export function request(url, options) {
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return new Promise(function (resolve, reject) {
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var xhr = createXHR();
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xhr.open(options.method, url);
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if (options.onCreate) {
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options.onCreate(xhr);
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}
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if (options.headers) {
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var headers_1 = options.headers;
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Object.keys(headers_1).forEach(function (k) {
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xhr.setRequestHeader(k, headers_1[k]);
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});
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}
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xhr.upload.addEventListener('progress', function (evt) {
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if (evt.lengthComputable && options.onProgress) {
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options.onProgress({
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loaded: evt.loaded,
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total: evt.total
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});
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}
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});
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xhr.onreadystatechange = function () {
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var responseText = xhr.responseText;
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if (xhr.readyState !== 4) {
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return;
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}
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var reqId = xhr.getResponseHeader('x-reqId') || '';
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if (xhr.status === 0) {
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// 发生 0 基本都是网络错误，常见的比如跨域、断网、host 解析失败、系统拦截等等
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reject(new QiniuNetworkError('network error.', reqId));
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return;
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}
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if (xhr.status !== 200) {
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var message = "xhr request failed, code: " + xhr.status;
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if (responseText) {
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message += " response: " + responseText;
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}
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var data = void 0;
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try {
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data = JSON.parse(responseText);
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}
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catch (_a) {
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// 无需处理该错误、可能拿到非 json 格式的响应是预期的
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}
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reject(new QiniuRequestError(xhr.status, reqId, message, data));
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return;
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}
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try {
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resolve({
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data: JSON.parse(responseText),
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reqId: reqId
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});
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}
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catch (err) {
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reject(err);
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}
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};
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xhr.send(options.body);
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});
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}
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export function getPortFromUrl(url) {
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if (url && url.match) {
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var groups = url.match(/(^https?)/);
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if (!groups) {
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return '';
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}
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var type = groups[1];
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groups = url.match(/^https?:\/\/([^:^/]*):(\d*)/);
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if (groups) {
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return groups[2];
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}
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if (type === 'http') {
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return '80';
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}
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return '443';
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}
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return '';
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}
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export function getDomainFromUrl(url) {
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if (url && url.match) {
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var groups = url.match(/^https?:\/\/([^:^/]*)/);
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return groups ? groups[1] : '';
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}
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return '';
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}
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export function getPutPolicy(token) {
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if (!token)
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throw new QiniuError(QiniuErrorName.InvalidToken, 'invalid token.');
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var segments = token.split(':');
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if (segments.length === 1)
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throw new QiniuError(QiniuErrorName.InvalidToken, 'invalid token segments.');
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// token 构造的差异参考：https://github.com/qbox/product/blob/master/kodo/auths/UpToken.md#admin-uptoken-authorization
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var assessKey = segments.length > 3 ? segments[1] : segments[0];
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if (!assessKey)
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throw new QiniuError(QiniuErrorName.InvalidToken, 'missing assess key field.');
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var putPolicy = null;
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try {
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putPolicy = JSON.parse(urlSafeBase64Decode(segments[segments.length - 1]));
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}
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catch (error) {
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throw new QiniuError(QiniuErrorName.InvalidToken, 'token parse failed.');
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}
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if (putPolicy == null) {
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throw new QiniuError(QiniuErrorName.InvalidToken, 'putPolicy is null.');
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}
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if (putPolicy.scope == null) {
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throw new QiniuError(QiniuErrorName.InvalidToken, 'scope field is null.');
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}
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var bucketName = putPolicy.scope.split(':')[0];
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if (!bucketName) {
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throw new QiniuError(QiniuErrorName.InvalidToken, 'resolve bucketName failed.');
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}
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return { assessKey: assessKey, bucketName: bucketName, scope: putPolicy.scope };
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}
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export function createObjectURL(file) {
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var URL = window.URL || window.webkitURL || window.mozURL;
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// FIXME: 需要 revokeObjectURL
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return URL.createObjectURL(file);
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}
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//# sourceMappingURL=helper.js.map
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