oss-upload.js/lib/index.js

The browser directly uploads files to oss

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = oss_upload;

var _rxjs = require("rxjs");

var _fileMd = require("./fileMd5");

var OSS = require("ali-oss");

var ossClient; // 小文件put上传

function put_upload(_ossConfig, _observer) {
  ossClient.put("".concat(_ossConfig.folder, "/").concat(_ossConfig.filename), _ossConfig.fileObj).then(function (uploadResponse) {
    if (uploadResponse.res.status === 200) {
      _observer.next({
        status: 200,
        data: uploadResponse.url.replace(/http:/, "https:")
      });
    } else {
      _observer.next({
        status: 400,
        data: ""
      });
    }
  });
} // 大文件分片上传


function multipart_upload(_ossConfig, _observer) {
  ossClient.multipartUpload("/".concat(_ossConfig.folder, "/").concat(_ossConfig.filename), _ossConfig.fileObj, {
    progress: function progress(_percent) {
      _observer.next({
        status: 300,
        data: _percent * 100
      });
    },
    partSize: 5 * 1024 * 1024
  }).then(function (uploadResponse) {
    if (uploadResponse.res.status === 200) {
      _observer.next({
        status: 200,
        data: "".concat(_ossConfig.bucket).concat(uploadResponse.name)
      });
    } else {
      _observer.next({
        status: 400,
        data: ""
      });
    }
  });
} //  传入oss配置、oss bucket、oss目标文件夹、File对象、自定义文件名


function oss_upload(inputObj) {
  return _rxjs.Observable.create(function (observer) {
    var ossConfig = {
      license: inputObj.license,
      bucket: "https://".concat(inputObj.license.bucket, ".").concat(inputObj.license.region, ".aliyuncs.com"),
      folder: inputObj.folder,
      fileObj: inputObj.fileObj,
      filename: inputObj.fileName
    };

    try {
      ossClient = new OSS(inputObj.license);
    } catch (e) {
      console.error("Error: oss init file，please check your oss config");
    } // 若未传入文件名，则将文件的MD5值设为文件名


    if (!inputObj.hasOwnProperty('fileName') || !inputObj.fileName) {
      (0, _fileMd.fileMd5)(inputObj.fileObj, function (err, md5Result) {
        ossConfig.filename = "".concat(md5Result, ".").concat(inputObj.hasOwnProperty('fileExtension') && inputObj.fileExtension ? inputObj.fileExtension : inputObj.fileObj.type.slice(inputObj.fileObj.type.search(/\//) + 1)); // 根据文件大小选择上传方式

        inputObj.fileObj.size < 20 * 1024 * 1024 ? put_upload(ossConfig, observer) : multipart_upload(ossConfig, observer);
      });
    } else {
      // 根据文件大小选择上传方式
      inputObj.fileObj.size < 20 * 1024 * 1024 ? put_upload(ossConfig, observer) : multipart_upload(ossConfig, observer);
    }
  });
}