Create JsonPost.js

examples/JsonPost.js

@@ -0,0 +1,57 @@
+/* Simple example of getting JSON from a POST */
+
+const uWS = require('../dist/uws.js');
+const port = 9001;
+
+const app = uWS./*SSL*/App({
+  key_file_name: 'misc/key.pem',
+  cert_file_name: 'misc/cert.pem',
+  passphrase: '1234'
+}).post('/*', (res, req) => {
+
+  /* Note that you cannot read from req after returning from here */
+  let url = req.getUrl();
+
+  /* Read the body until done or error */
+  readJson(res, (obj) => {
+    console.log('Posted to ' + url + ': ');
+    console.log(obj);
+
+    res.end('Thanks for this json!');
+  }, () => {
+    /* Request was prematurely aborted, stop reading */
+    console.log('Ugh!');
+  });
+
+}).listen(port, (token) => {
+  if (token) {
+    console.log('Listening to port ' + port);
+  } else {
+    console.log('Failed to listen to port ' + port);
+  }
+});
+
+/* Helper function for reading a posted JSON body */
+function readJson(res, cb, err) {
+  let buffer;
+  /* Register data cb */
+  res.onData((ab, isLast) => {
+    let chunk = Buffer.from(ab);
+    if (isLast) {
+      if (buffer) {
+        cb(JSON.parse(Buffer.concat([buffer, chunk])));
+      } else {
+        cb(JSON.parse(chunk));
+      }
+    } else {
+      if (buffer) {
+        buffer = Buffer.concat([buffer, chunk]);
+      } else {
+        buffer = Buffer.concat([chunk]);
+      }
+    }
+  });
+
+  /* Register error cb */
+  res.onAborted(err);
+}