我爱小程序
已官方Demo中Todo List 应用为例，我们需要操作云数据库、云存储时，需要通过自建的环境ID（envId）初始云（tcb），后续可以直接通过db.collection或callFunction操作数据库。
问题来了，这个环境ID，我一般是明文写在前端的，是不是别人有了我的环境ID，随便可以通过db.collection操作我的数据库？
所以，这个安全性是如何保障的？请各位大佬指教，谢谢。
<html>
<head>
<meta charset="UTF-8">
<script src="https://acc.cloudbase.vip/todo/src/todo.js" charset="utf-8"></script>
<script src="https://imgcache.qq.com/qcloud/tcbjs/1.10.8/tcb.js"></script>
</head>
<body>
<div id="model">
<input id="text-in" type="text" placeholder="写下您的待办事项…">
<label id="file-in" for="file-input">上传附件</label>
<input id="file-input" type="file" onchange="TODO.filechange(this)">
<ul id="todo-list"></ul>
</div>
<script>
let uid = null;
const app = tcb.init({
env: "${envId}"
})
const auth = app.auth({
persistence: "local"
});
const db = app.database();
window.onload = function () {
sign();
TODO.init();
}
function sign() {
auth.anonymousAuthProvider().signIn().then(() => {
uid = auth.hasLoginState().user.uid;
db.collection('todo').doc(uid).get().then(res => {
if (res.data.length == 0) {
db.collection('todo').add({
_id: uid,
list: TODO.todo,
time: new Date()
}).then(res => {
console.log(res);
watchtodo();
})
}
else {
console.log(res);
TODO.todo = res.data[0].list;
TODO.todoinit();
watchtodo();
}
});
app.callFunction({
name:'todo_getNumber'
}).then(res=>{
document.getElementById('model').innerHTML+=`<p class='bottom-des'>共${res.result}人使用云开发TODO</p>`
})
})
}
TODO.itemChange = function (id, type, des) {
if (type === 'add') {
if (des != null) {
app.uploadFile({
cloudPath: `todo/${uid}/${TODO.todo[id].file}`,
filePath: des
}).then((result) => {
console.log(result)
TODO.todo[id].file = result.fileID
updatetodo()
});
} else {
updatetodo()
}
} else if (type === 'delete') {
if (TODO.todo[id].file != null) {
app.deleteFile({
fileList: [TODO.todo[id].file]
}).then((result) => {
delete TODO.todo[id]
console.log(result)
updatetodo()
});
} else {
delete TODO.todo[id]
updatetodo()
}
} else {
updatetodo()
}
}
TODO.downLoadfile = function (file) {
app.downloadFile({
fileID: file
})
}
function updatetodo() {
db.collection('todo').doc(uid).update({
list: db.command.set(TODO.todo),
time: new Date()
}).then(res => {
}).catch(e => {
console.log(e);
})
}
function watchtodo() {
db.collection('todo').where({ _id: uid }).watch({
onChange: (snapshot) => {
if (snapshot.msgType != "INIT_EVENT") {
TODO.todo = snapshot.docs[0].list;
TODO.todoinit();
}
},
onError: (error) => {
alert('远端数据库监听失败！');
}
});
}
</script>
</body>
</html>