updates

2019-07-03 17:19:00 +03:00 · 2019-07-03 17:19:00 +03:00 · cc5213b09e
commit cc5213b09e
parent 94c83e9e50
79 changed files with 1341 additions and 357 deletions
--- a/5-network/08-xmlhttprequest/post.view/index.html
+++ b/5-network/08-xmlhttprequest/post.view/index.html
@ -0,0 +1,36 @@
+<!doctype html>
+<script>
+(async () {
+	
+	const response = await fetch('long.txt');
+	const reader = response.body.getReader();
+
+	const contentLength = +response.headers.get('Content-Length');
+	let receivedLength = 0;
+	let chunks = [];
+	while(true) {
+		const chunk = await reader.read();
+
+		if (chunk.done) {
+			console.log("done!");
+			break;
+		}
+
+		chunks.push(chunk.value);
+		receivedLength += chunk.value.length;
+		console.log(`${receivedLength}/${contentLength} received`)
+	}
+
+
+	let chunksMerged = new Uint8Array(receivedLength);
+	let length = 0;
+	for(let chunk of chunks) {
+		chunksMerged.set(chunk, length);
+		length += chunk.length;
+	}
+
+	let result = new TextDecoder("utf-8").decode(chunksMerged);
+	console.log(result);
+})();
+
+</script>
--- a/5-network/08-xmlhttprequest/post.view/server.js
+++ b/5-network/08-xmlhttprequest/post.view/server.js
@ -0,0 +1,58 @@
+let http = require('http');
+let url = require('url');
+let querystring = require('querystring');
+let static = require('node-static');
+let file = new static.Server('.', {
+  cache: 0
+});
+
+
+function accept(req, res) {
+
+  if (req.method == 'POST') {
+    let chunks = [];
+    let length = 0;
+
+    req.on('data', function (data) {
+      chunks.push(data);
+      length += data.length;
+
+      // More than 10mb, kill the connection!
+      if (length > 1e8) {
+        req.connection.destroy();
+      }
+    });
+
+    req.on('end', function() {
+      // let post = JSON.parse(chunks.join(''));
+
+      if (req.url == '/user') {
+        res.writeHead(200, { 'Content-Type': 'application/json' });
+        res.end(JSON.stringify({ message: 'User saved' }));
+      } else if (req.url == '/image') {
+        res.writeHead(200, { 'Content-Type': 'application/json' });
+        res.end(JSON.stringify({ message: "Image saved", imageSize: length }));
+      } else if (req.url == '/upload') {
+        res.writeHead(200, { 'Content-Type': 'application/json' });
+        res.end(JSON.stringify({ message: "Upload complete", size: length }));
+      } else {
+        res.writeHead(404);
+        res.end("Not found");
+      }
+    });
+
+
+  } else {
+    file.serve(req, res);
+  }
+
+}
+
+
+// ------ запустить сервер -------
+
+if (!module.parent) {
+  http.createServer(accept).listen(8080);
+} else {
+  exports.accept = accept;
+}