qiniu-js
Version:
Javascript SDK for Qiniu Resource (Cloud) Storage AP
332 lines • 11.9 kB
JavaScript
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
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 (_) 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 };
}
};
import SparkMD5 from 'spark-md5';
import { urlSafeBase64Decode } from './base64';
export var MB = Math.pow(1024, 2);
// 文件分块
export function getChunks(file, blockSize) {
var chunkByteSize = blockSize * MB; // 转换为字节
// 如果 chunkByteSize 比文件大，则直接取文件的大小
if (chunkByteSize > file.size) {
chunkByteSize = file.size;
}
else {
// 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
while (file.size > chunkByteSize * 10000) {
chunkByteSize *= 2;
}
}
var chunks = [];
var count = Math.ceil(file.size / chunkByteSize);
for (var i = 0; i < count; i++) {
var chunk = file.slice(chunkByteSize * i, i === count - 1 ? file.size : chunkByteSize * (i + 1));
chunks.push(chunk);
}
return chunks;
}
export function isMetaDataValid(params) {
return Object.keys(params).every(function (key) { return key.indexOf('x-qn-meta-') === 0; });
}
export function isCustomVarsValid(params) {
return Object.keys(params).every(function (key) { return key.indexOf('x:') === 0; });
}
export function sum(list) {
return list.reduce(function (data, loaded) { return data + loaded; }, 0);
}
export function setLocalFileInfo(localKey, info) {
try {
localStorage.setItem(localKey, JSON.stringify(info));
}
catch (err) {
if (window.console && window.console.warn) {
// eslint-disable-next-line no-console
console.warn('setLocalFileInfo failed');
}
}
}
export function createLocalKey(name, key, size) {
return "qiniu_js_sdk_upload_file_name_" + name + "_key_" + key + "_size_" + size;
}
export function removeLocalFileInfo(localKey) {
try {
localStorage.removeItem(localKey);
}
catch (err) {
if (window.console && window.console.warn) {
// eslint-disable-next-line no-console
console.warn('removeLocalFileInfo failed');
}
}
}
export function getLocalFileInfo(localKey) {
try {
var localInfo = localStorage.getItem(localKey);
return localInfo ? JSON.parse(localInfo) : null;
}
catch (err) {
if (window.console && window.console.warn) {
// eslint-disable-next-line no-console
console.warn('getLocalFileInfo failed');
}
return null;
}
}
export function getAuthHeaders(token) {
var auth = 'UpToken ' + token;
return { Authorization: auth };
}
export function getHeadersForChunkUpload(token) {
var header = getAuthHeaders(token);
return __assign({ 'content-type': 'application/octet-stream' }, header);
}
export function getHeadersForMkFile(token) {
var header = getAuthHeaders(token);
return __assign({ 'content-type': 'application/json' }, header);
}
export function createXHR() {
if (window.XMLHttpRequest) {
return new XMLHttpRequest();
}
return window.ActiveXObject('Microsoft.XMLHTTP');
}
export function computeMd5(data) {
return __awaiter(this, void 0, void 0, function () {
var buffer, spark;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, readAsArrayBuffer(data)];
case 1:
buffer = _a.sent();
spark = new SparkMD5.ArrayBuffer();
spark.append(buffer);
return [2 /*return*/, spark.end()];
}
});
});
}
export function readAsArrayBuffer(data) {
return new Promise(function (resolve, reject) {
var reader = new FileReader();
// evt 类型目前存在问题 https://github.com/Microsoft/TypeScript/issues/4163
reader.onload = function (evt) {
if (evt.target) {
var body = evt.target.result;
resolve(body);
}
else {
reject(new Error('progress event target is undefined'));
}
};
reader.onerror = function () {
reject(new Error('fileReader read failed'));
};
reader.readAsArrayBuffer(data);
});
}
export function request(url, options) {
return new Promise(function (resolve, reject) {
var xhr = createXHR();
xhr.open(options.method, url);
if (options.onCreate) {
options.onCreate(xhr);
}
if (options.headers) {
var headers_1 = options.headers;
Object.keys(headers_1).forEach(function (k) {
xhr.setRequestHeader(k, headers_1[k]);
});
}
xhr.upload.addEventListener('progress', function (evt) {
if (evt.lengthComputable && options.onProgress) {
options.onProgress({
loaded: evt.loaded,
total: evt.total
});
}
});
xhr.onreadystatechange = function () {
var responseText = xhr.responseText;
if (xhr.readyState !== 4) {
return;
}
var reqId = xhr.getResponseHeader('x-reqId') || '';
if (xhr.status !== 200) {
var message = "xhr request failed, code: " + xhr.status;
if (responseText) {
message += " response: " + responseText;
}
reject({
code: xhr.status,
message: message,
reqId: reqId,
isRequestError: true
});
return;
}
try {
resolve({
data: JSON.parse(responseText),
reqId: reqId
});
}
catch (err) {
reject(err);
}
};
xhr.send(options.body);
});
}
export function getPortFromUrl(url) {
if (url && url.match) {
var groups = url.match(/(^https?)/);
if (!groups) {
return '';
}
var type = groups[1];
groups = url.match(/^https?:\/\/([^:^/]*):(\d*)/);
if (groups) {
return groups[2];
}
if (type === 'http') {
return '80';
}
return '443';
}
return '';
}
export function getDomainFromUrl(url) {
if (url && url.match) {
var groups = url.match(/^https?:\/\/([^:^/]*)/);
return groups ? groups[1] : '';
}
return '';
}
export function getAPIProtocol() {
if (window.location.protocol === 'http:') {
return 'http:';
}
return 'https:';
}
export function getPutPolicy(token) {
var segments = token.split(':');
// token 构造的差异参考：https://github.com/qbox/product/blob/master/kodo/auths/UpToken.md#admin-uptoken-authorization
var ak = segments.length > 3 ? segments[1] : segments[0];
var putPolicy = JSON.parse(urlSafeBase64Decode(segments[segments.length - 1]));
return {
ak: ak,
bucket: putPolicy.scope.split(':')[0]
};
}
export function createObjectURL(file) {
var URL = window.URL || window.webkitURL || window.mozURL;
return URL.createObjectURL(file);
}
export function getTransform(image, orientation) {
var width = image.width, height = image.height;
switch (orientation) {
case 1:
// default
return {
width: width,
height: height,
matrix: [1, 0, 0, 1, 0, 0]
};
case 2:
// horizontal flip
return {
width: width,
height: height,
matrix: [-1, 0, 0, 1, width, 0]
};
case 3:
// 180° rotated
return {
width: width,
height: height,
matrix: [-1, 0, 0, -1, width, height]
};
case 4:
// vertical flip
return {
width: width,
height: height,
matrix: [1, 0, 0, -1, 0, height]
};
case 5:
// vertical flip + -90° rotated
return {
width: height,
height: width,
matrix: [0, 1, 1, 0, 0, 0]
};
case 6:
// -90° rotated
return {
width: height,
height: width,
matrix: [0, 1, -1, 0, height, 0]
};
case 7:
// horizontal flip + -90° rotate
return {
width: height,
height: width,
matrix: [0, -1, -1, 0, height, width]
};
case 8:
// 90° rotated
return {
width: height,
height: width,
matrix: [0, -1, 1, 0, 0, width]
};
default:
throw new Error("orientation " + orientation + " is unavailable");
}
}
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