130 lines
3.5 KiB
JavaScript
130 lines
3.5 KiB
JavaScript
// schema扩展相关文档请参阅：https://uniapp.dcloud.net.cn/uniCloud/jql-schema-ext.html
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const db = uniCloud.database();
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const dbCmd = db.command
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module.exports = {
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trigger: {
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async afterReadAsSecondaryCollection(e) {
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await afterReadAction(e, true)
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},
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async afterRead(e) {
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await afterReadAction(e)
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}
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}
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}
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async function afterReadAction({
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field,
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result,
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userInfo: currentUserInfo,
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primaryCollection
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} = {}, asSecondaryCollection = false) {
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if (result && field && field.includes("nickname")) {
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//uni-im 处理查询nickname，但值为空的情况
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let {
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data
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} = result
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if( !Array.isArray(data) ){
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// 说明走了 getOne
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data = [data]
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}
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// 为联查 且为副表时的字段
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if (asSecondaryCollection && typeof(data[0]) == "object") {
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let foreignKeysObj = {
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"uni-im-group-member":"user_id",
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"uni-im-friend":"friend_uid"
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}
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let foreignKey = foreignKeysObj[primaryCollection]
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if(foreignKey in data[0]){
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data = data.map(item => item[foreignKey][0])
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}else{
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return console.log('触发器uni-id-users.schema.ext.js，未在当前操作生效。如需应用此触发器，请补充：主表表名及其foreignKey的值，到触发器uni-id-users.schema.ext.js的变量foreignKeysObj内');
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}
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}
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// console.log('data',data);
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if (!Array.isArray(data)) {
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data = [data]
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}
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// 记录没有nickname的用户id
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let user_ids = [],
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usersInfo = {};
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data.forEach(item => {
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if (item && !item.nickname) {
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user_ids.push(item._id)
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}
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})
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if (user_ids.length) {
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console.info('注意：uni-im项目用户数据依赖nickname。有' + user_ids.length +
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`个用户数据 nickname 的值为空，已多执行一次数据库查询：将此用户的“用户名”或“邮箱”或“手机号”脱敏后，作为nickname输出。请引导用户完善nickname，减少查库次数`)
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let res = await db.collection('uni-id-users')
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.where({
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_id: dbCmd.in(user_ids)
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})
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.field({
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username: true,
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email: true,
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mobile: true
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})
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.limit(1000)
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.get()
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usersInfo = res.data.reduce((sum, current) => {
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sum[current._id] = current
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return sum
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}, {})
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}
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let isUniImAdmin = currentUserInfo.role.includes('uni-im-admin') || currentUserInfo.role.includes('admin')
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data.forEach(item => {
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if (!item.nickname) {
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let userInfo = usersInfo[item._id]
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// 管理员可以看到不打码的
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if (isUniImAdmin) {
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item.nickname = userInfo.username || userInfo.email || userInfo.mobile
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}else{
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item.nickname = hideUsernameStr(userInfo.username) || hideEmailStr(userInfo.email) ||
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hideMobileStr(userInfo.mobile)
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}
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}else if(!isUniImAdmin && item.nickname.includes('@')){
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// 禁止昵称用邮箱 脱敏处理
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item.nickname = hideEmailStr(item.nickname)
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}
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// 特殊处理某个用户xxx
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if (item._id == "xxx") {
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item.nickname = "xxx"
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item.avatar_file = {
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url: "xxx"
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}
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}
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})
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function hideUsernameStr(username) {
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if (username == undefined) {
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return false
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}
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let length = username.length
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let n = parseInt(length / 2.5) * 2
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return username.substr(0, length - n) + '**' + username.substr(-1 * n / 2)
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}
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function hideEmailStr(email) {
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if (email == undefined) {
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return false
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}
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const content = email.split("@")
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return content[0].substr(0, content[0].length - 2) + '**' + content[1]
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}
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function hideMobileStr(mobile) {
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if (mobile == undefined) {
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return false
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}
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return mobile.substr(0, 3) + '****' + mobile.substr(-1 * 4)
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}
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}
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} |