文件上传

.gitignore

@@ -8,3 +8,4 @@ test/e2e/reports
 db.config.js
 test.js
 db.sql
+upload/

app.js

@@ -35,6 +35,7 @@ app.use(bodyParser.json());
 app.use(bodyParser.urlencoded({ extended: false }));
 app.use(cookieParser());
 app.use(express.static(path.join(__dirname, 'public')));
+app.use(express.static(path.join(__dirname, 'upload')));
 
 app.use('/', index);
 app.use('/users', users);

package.json

@@ -13,6 +13,7 @@
     "debug": "~2.2.0",
     "eventproxy": "^0.3.5",
     "express": "~4.14.0",
+    "formidable": "^1.1.1",
     "jade": "~1.11.0",
     "moment": "^2.18.1",
     "morgan": "~1.7.0",

routes/api.js

@@ -483,6 +483,13 @@ router.get('/deckinfo', function (req, res) {
     });
 });
 
+
+
+var file = require("./file.js");  
+
+router.post('/upload', file.upload);
+router.get('/download/:id', file.download); 
+
 router.post('/deckinfo', function (req, res) {
 
     let author = req.body.user;
@@ -641,6 +648,7 @@ router.get('/user', function (req, res) {
     // to run a query we can acquire a client from the pool,
     // run a query on the client, and then return the client to the pool
     pool.connect(function (err, client, done) {
+        
         if (err) {
             return console.error('error fetching client from pool', err);
         }
@@ -666,6 +674,7 @@ router.get('/user', function (req, res) {
 
         if (!username) {
             // return res.status(404).send('username can not be null')
+            done();
             return res.json(resultData)
         }
 

routes/file.js

+var formidable = require('formidable');
+var fs = require('fs');  //node.js核心的文件处理模块
+
+exports.upload = function (req, res, next) {
+    var message = '';
+    var form = new formidable.IncomingForm();  
+    form.encoding = 'utf-8';       
+    form.uploadDir = 'upload/';    
+    form.keepExtensions = true;     
+    form.maxFieldsSize = 2 * 1024 * 1024;  
+
+    form.parse(req, function (err, fields, files) {
+        if (err) {
+            console.log(err);
+            return res.status(500).send('upload image fail!')
+        }
+
+        console.log(files)
+        console.log(files.file.path)
+
+        var response = {};
+        if (err) {
+            response.code = 500;
+        } else {
+            response.code = 200;
+            response.path = files.file.path;
+        }
+        res.json(response);
+    });
+};
+
+exports.download = function (req, res) {
+    
+    var filename = req.params.id
+    var filepath = 'upload/' + filename
+
+    // filename:设置下载时文件的文件名，可不填，则为原名称
+    res.download(filepath, filename);
+};
\ No newline at end of file