refactoring for status messages

resources/footer.html

@@ -0,0 +1,6 @@
+<footer>
+	<a href="/">&#8962; notehub</a> &middot;
+	<a href="%LINK%/stats">statistics</a> &middot;
+	<a href="%LINK%/edit">edit</a> &middot;
+	<a href="%LINK%/export">export</a>
+</footer>

resources/template.html

@@ -10,14 +10,6 @@
 	<article>
 		%CONTENT%
 	</article>
-	<footer>
-		<a href="/">&#8962; notehub</a>
-		&middot;
-		<a href="%LINK%/stats">statistics</a>
-		&middot;
-		<a href="%LINK%/edit">edit</a>
-		&middot;
-		<a href="%LINK%/export">export</a>
-	</footer>
+	%FOOTER%
 </body>
 </html>

server.js

@@ -30,10 +30,10 @@ app.post('/note', function (req, res) {
   password = md5(body.password);
   var goToNote = note => res.redirect("/" + note.id);
   if (session.indexOf(getTimeStamp()) != 0)
-    return res.status(400).send("Session expired");
+    return sendResponse(res, 400, "Session expired");
   var expectedSignature = md5(session + note.replace(/[\n\r]/g, ""));
   if (expectedSignature != body.signature)
-    return res.status(400).send("Signature mismatch");
+    return sendResponse(res, 400, "Signature mismatch");
     console.log(body)
   if (body.action == "POST")
     storage.addNote(note, password).then(goToNote);
@@ -42,7 +42,7 @@ app.post('/note', function (req, res) {
       CACHE.del(note.id);
       goToNote(note);
     },
-      error => res.status(403).send(error.message))
+      error => sendResponse(res, 403, error.message))
 });
 
 app.get("/:year/:month/:day/:title", function (req, res) {
@@ -73,6 +73,9 @@ app.get(/\/([a-z0-9]+)/, function (req, res) {
   });
 });
 
+var sendResponse = (res, code, message) =>
+  res.status(code).send(page.buildPage(message, "<h1>" + message + "</h1>", "")); 
+
 var server = app.listen(3000, function () {
   console.log('NoteHub server listening on port %s', server.address().port);
 });

src/page.js

@@ -2,13 +2,18 @@ var marked = require("marked");
 var fs = require("fs");
 
 var pageTemplate = fs.readFileSync("resources/template.html", "utf-8");
+var footerTemplate = fs.readFileSync("resources/footer.html", "utf-8");
 var editTemplate = fs.readFileSync("resources/edit.html", "utf-8");
-var buildPage = (id, title, content) => pageTemplate
+var buildPage = (title, content, footer) => pageTemplate
   .replace("%TITLE%", title)
-  .replace(/%LINK%/g, id)
-  .replace("%CONTENT%", content);
+  .replace("%CONTENT%", content)
+  .replace("%FOOTER%", footer);
+  
+module.exports.buildPage = buildPage;
 
-module.exports.buildNote = note => buildPage(note.id, note.title, marked(note.text));
+module.exports.buildNote = note => buildPage(note.title, 
+  marked(note.text),
+  footerTemplate.replace(/%LINK%/g, note.id));
 
 module.exports.newNotePage = session => editTemplate
   .replace("%ACTION%", "POST")