/**
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* 阿里云oss工具类
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*/
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var aliyunOSSUtil = {};
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var counterNum = 0;
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/**
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* 上传至阿里云oss
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vk.callFunctionUtil.uploadFile({
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filePath:tempFilePath,
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fileType:"image",
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provider:"aliyun",
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index,
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onUploadProgress:function(res){
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// 上传过程中
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if (res.progress > 0) {
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if(list[index]){
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list[index].progress = res.progress;
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}
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}
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},
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success:function(res){
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// 上传成功
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},
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fail:function(res){
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// 上传失败
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}
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});
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*/
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aliyunOSSUtil.uploadFile = function(obj) {
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let {
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filePath,
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fileType = "image",
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name = "file",
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header = {
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"x-oss-forbid-overwrite": true,
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},
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index = 0,
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file = {},
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needSave = false,
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category_id,
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title,
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} = obj;
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let vk = getApp().globalData.vk;
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if (title) vk.showLoading(title);
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let fileNameObj = createFileName(obj);
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let aliyunOSS = getConfig();
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let fileName = fileNameObj.fileFullName;
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let formData = vk.pubfn.copyObject(aliyunOSS.uploadData);
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formData["key"] = fileName; // 存储在oss的文件路径
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/**
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* 特别说明
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* 若已知本地图片,则使用formData["name"] = filePath
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* 若已知base64,则是用formData["file"] = file;// file base64字符串转成blob对象
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*/
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if (filePath.indexOf(";base64,") > -1) {
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formData["file"] = dataURLtoBlob(filePath);
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} else {
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formData["name"] = filePath;
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}
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let Logger = {};
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Logger.startTime = new Date().getTime();
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Logger.filePath = filePath;
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return new Promise((resolve, reject) => {
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let uploadTask = uni.uploadFile({
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url: aliyunOSS.action,
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filePath,
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name,
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header,
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formData: formData,
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success: function(res) {
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if (title) vk.hideLoading();
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if (![200, 201].includes(res.statusCode)) {
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if (typeof obj.fail === "function") obj.fail(res);
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Logger.error = res;
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} else {
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// 上传成功
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res.fileID = fileNameObj.url;
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Logger.result = res;
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if (typeof obj.success === "function") obj.success(res);
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resolve(res);
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if (needSave) {
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// 保存文件记录到数据库
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vk.userCenter.addUploadRecord({
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data: {
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url: res.fileID,
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name: file.name,
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size: file.size,
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file_id: res.fileID,
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provider: "aliyun",
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category_id
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},
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filePath,
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fileType,
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success: function() {
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if (typeof obj.addSuccess == "function") obj.addSuccess(res);
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},
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fail: function(res) {
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if (typeof obj.addFail === "function") obj.addFail(res);
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}
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});
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}
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}
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},
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fail: function(res) {
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if (title) vk.hideLoading();
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Logger.error = res;
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if (res.errMsg && res.errMsg.indexOf('fail url not in domain list') > -1) {
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vk.toast('上传域名未在白名单中');
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}
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if (typeof obj.fail === "function") obj.fail(res);
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},
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complete: function() {
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let vk = getApp().globalData.vk;
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let config = vk.callFunctionUtil.config;
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if (config.debug) {
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Logger.endTime = new Date().getTime();
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Logger.runTime = (Logger.endTime - Logger.startTime);
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let colorArr = config.logger.colorArr;
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let colorStr = colorArr[counterNum % colorArr.length];
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counterNum++;
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console.log("%c--------【开始】【阿里云oss文件上传】--------", 'color: ' + colorStr + ';font-size: 12px;font-weight: bold;');
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console.log("【本地文件】: ", Logger.filePath);
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console.log("【返回数据】: ", Logger.result);
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console.log("【预览地址】: ", Logger.result.fileID);
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console.log("【上传耗时】: ", Logger.runTime, "毫秒");
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console.log("【上传时间】: ", vk.pubfn.timeFormat(Logger.startTime, "yyyy-MM-dd hh:mm:ss"));
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if (Logger.error) console.error("【error】:", Logger.error);
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console.log("%c--------【结束】【阿里云oss文件上传】--------", 'color: ' + colorStr + ';font-size: 12px;font-weight: bold;');
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}
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}
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});
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uploadTask.onProgressUpdate((res) => {
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if (res.progress > 0) {
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if (typeof obj.onUploadProgress === "function") obj.onUploadProgress(res);
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}
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});
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});
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};
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export default aliyunOSSUtil;
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// 获取配置
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function getConfig() {
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let vk = getApp().globalData.vk;
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let aliyunOSS = vk.getConfig("service.aliyunOSS");
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let configData = {};
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if (aliyunOSS && aliyunOSS.uploadData && aliyunOSS.uploadData.OSSAccessKeyId) {
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try {
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// 只有开启按userId分组且开启了vk的vuex功能，才可以自动按userId分组
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if (aliyunOSS.groupUserId && typeof vk.getVuex === "function") {
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let userInfo = vk.getVuex("$user.userInfo");
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if (vk.pubfn.isNotNull(userInfo) && userInfo._id) {
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aliyunOSS.dirname += `/${userInfo._id}`;
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}
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}
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} catch (err) {}
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configData = {
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uploadData: {
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OSSAccessKeyId: aliyunOSS.uploadData.OSSAccessKeyId,
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policy: aliyunOSS.uploadData.policy,
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signature: aliyunOSS.uploadData.signature,
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success_action_status: 200,
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key: "test.png"
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},
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action: aliyunOSS.action,
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dirname: aliyunOSS.dirname,
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host: aliyunOSS.host,
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};
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}
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return configData;
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}
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// 生成文件名
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function createFileName(obj = {}) {
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let {
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index = 0,
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file,
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filePath,
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} = obj;
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let vk = getApp().globalData.vk;
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let aliyunOSS = getConfig();
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let dirname = aliyunOSS.dirname;
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let host = aliyunOSS.host;
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let fileObj = {};
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let suffix = getFileSuffix(obj);
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let oldName = index + "." + suffix;
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if (file && file.name) {
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let suffixName = file.name.substring(file.name.lastIndexOf(".") + 1);
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if (suffixName && suffixName.length < 5) oldName = file.name;
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// 只保留["数字","英文",".","-"]
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oldName = oldName.replace(/[^a-zA-Z.-d]/g, '');
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if (oldName.indexOf(".") == 0) oldName = "0" + oldName;
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}
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let date = new Date();
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let dateYYYYMMDD = vk.pubfn.timeFormat(date, "yyyy/MM/dd");
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let dateTime = date.getTime().toString(); // 时间戳
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// 时间戳后8位
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let dateTimeEnd8 = dateTime.substring(dateTime.length - 8, dateTime.length);
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let randomNumber = vk.pubfn.random(8); // 8位随机数
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// 文件路径 = 固定路径名 + 业务路径
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let servicePath = "";
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let newFilePath = dirname + "/" + servicePath + dateYYYYMMDD + "/";
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// 文件名 = 时间戳后8位 - 随机数8位 + 后缀名
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let fileNickName = dateTimeEnd8 + randomNumber + "-" + oldName;
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// 文件名全称(包含文件路径) = 外网域名 + 文件路径 + 文件名
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let fileFullName = newFilePath + fileNickName;
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// 外网地址 = 外网域名 + 文件路径 + 文件名
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let url = host + "/" + fileFullName;
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fileObj.url = url;
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fileObj.fileFullName = fileFullName;
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fileObj.fileNickName = fileNickName;
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return fileObj;
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}
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function getFileSuffix(obj = {}) {
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let {
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file,
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filePath
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} = obj;
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let suffix = "png";
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if (filePath) {
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let suffixName = filePath.substring(filePath.lastIndexOf(".") + 1);
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if (suffixName && suffixName.length < 5) suffix = suffixName;
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}
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if (file) {
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if (file.path) {
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let suffixName = file.path.substring(file.path.lastIndexOf(".") + 1);
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if (suffixName && suffixName.length < 5) suffix = suffixName;
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}
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if (file.name) {
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let suffixName = file.name.substring(file.name.lastIndexOf(".") + 1);
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if (suffixName && suffixName.length < 5) suffix = suffixName;
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}
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}
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return suffix;
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}
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function dataURLtoBlob(dataurl) {
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let arr = dataurl.split(','),
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mime = arr[0].match(/:(.*?);/)[1],
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bstr = atob(arr[1]),
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n = bstr.length,
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u8arr = new Uint8Array(n);
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while (n--) {
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u8arr[n] = bstr.charCodeAt(n);
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}
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return new Blob([u8arr], { type: mime });
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}
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