Lekcja 4

Lekcja_04/server05.js

@@ -0,0 +1,49 @@
+const express = require("express")
+const app = express()
+const PORT = 3000
+
+const path = require('path')
+const fs = require('fs')
+const formidable = require('formidable')
+
+app.get("/", function (req, res) {
+    res.sendFile(path.join(__dirname, '/static/form5.html'))
+})
+
+app.post('/process_upload', function (req, res) {
+    let formularz = formidable({
+        keepExtensions: true
+    })
+
+    formularz.uploadDir = __dirname + '/static/upload/'
+
+    formularz.parse(req, function (err, fields, files) {
+        // https://stackoverflow.com/questions/423376/how-to-get-the-file-name-from-a-full-path-using-javascript
+        let name_from_path = files.wyslany_plik.path.replace(/^.*[\\/]/, '')
+        if (files.wyslany_plik.type == 'text/plain') {
+            fs.readFile(files.wyslany_plik.path, function (err, data) {
+                let danepliku = {
+                    "type": files.wyslany_plik.type,
+                    "path": name_from_path,
+                    "text": data.toString()
+                }
+
+                res.send(JSON.stringify(danepliku))
+            })
+        } else {
+            let danepliku = {
+                "type": files.wyslany_plik.type,
+                "path": name_from_path,
+                "text": ""
+            }
+
+            res.send(JSON.stringify(danepliku))
+        }
+    })
+})
+
+app.use(express.static('static'))
+
+app.listen(PORT, function () {
+    console.log("start serwera na porcie " + PORT)
+})