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Add check for missing tag param in streaming API (#8955) 

* Add check for missing tag param in streaming API

Fixes error:

```
TypeError: Cannot read property 'toLowerCase' of undefined
at app.get (.../streaming/index.js:493:50)
```

* Fix code style issues
This commit is contained in:
Eugen Rochko 2018-10-11 19:24:43 +02:00 committed by GitHub
parent e6c01171de
commit 18e7ef6eda
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1 changed files with 32 additions and 4 deletions
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36
streaming/index.js
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@ -449,6 +449,11 @@ const startWorker = (workerId) => {
});
};
const httpNotFound = res => {
res.writeHead(404, { 'Content-Type': 'application/json' });
res.end(JSON.stringify({ error: 'Not found' }));
};
app.use(setRequestId);
app.use(setRemoteAddress);
app.use(allowCrossDomain);
@ -490,11 +495,25 @@ const startWorker = (workerId) => {
});
app.get('/api/v1/streaming/hashtag', (req, res) => {
streamFrom(`timeline:hashtag:${req.query.tag.toLowerCase()}`, req, streamToHttp(req, res), streamHttpEnd(req), true);
const { tag } = req.query;
if (!tag || tag.length === 0) {
httpNotFound(res);
return;
}
streamFrom(`timeline:hashtag:${tag.toLowerCase()}`, req, streamToHttp(req, res), streamHttpEnd(req), true);
});
app.get('/api/v1/streaming/hashtag/local', (req, res) => {
streamFrom(`timeline:hashtag:${req.query.tag.toLowerCase()}:local`, req, streamToHttp(req, res), streamHttpEnd(req), true);
const { tag } = req.query;
if (!tag || tag.length === 0) {
httpNotFound(res);
return;
}
streamFrom(`timeline:hashtag:${tag.toLowerCase()}:local`, req, streamToHttp(req, res), streamHttpEnd(req), true);
});
app.get('/api/v1/streaming/list', (req, res) => {
@ -502,8 +521,7 @@ const startWorker = (workerId) => {
authorizeListAccess(listId, req, authorized => {
if (!authorized) {
res.writeHead(404, { 'Content-Type': 'application/json' });
res.end(JSON.stringify({ error: 'Not found' }));
httpNotFound(res);
return;
}
@ -553,9 +571,19 @@ const startWorker = (workerId) => {
streamFrom(channel, req, streamToWs(req, ws), streamWsEnd(req, ws, subscriptionHeartbeat(channel)), true);
break;
case 'hashtag':
if (!location.query.tag || location.query.tag.length === 0) {
ws.close();
return;
}
streamFrom(`timeline:hashtag:${location.query.tag.toLowerCase()}`, req, streamToWs(req, ws), streamWsEnd(req, ws), true);
break;
case 'hashtag:local':
if (!location.query.tag || location.query.tag.length === 0) {
ws.close();
return;
}
streamFrom(`timeline:hashtag:${location.query.tag.toLowerCase()}:local`, req, streamToWs(req, ws), streamWsEnd(req, ws), true);
break;
case 'list':