fix indexing and new page

- new "published" page shows afer publishing, instead of 'you already posted', which may look like an error.
- fixes logic for updating main index, which was totally broken!

server.js

@@ -88,6 +88,10 @@ app.get('/help', requireLoggedIn, (req, res, next) => {
     res.render('help.spy', {title: 'Help'})
 })
 
+app.get('/published', requireLoggedIn, (req, res, next) => {
+    res.render('published.spy', {title: 'You published a note!'})
+})
+
 // POST
 
 app.post('/login', verifyUser,
@@ -108,7 +112,7 @@ app.post('/logout', function(req, res, next){
 
 app.post('/publish', requireLoggedIn, (req, res) => {
     publishNewPost(req, () => {
-        res.redirect('/')
+        res.redirect('/published')
     })
 })
 

utilities.js

@@ -168,16 +168,17 @@ const publishNewPost = function(req, cb) {
                     })
                 }
             } else {
+                let newlines = []
                 let links = data.split('## Latest notes')
                 let lines = links[1].split('\n')
-                for (let i = 6; i < 2; i--) {
-                    if (lines[i] && lines[i].startsWith('=>')) {
-                        lines[i] = lines[i-1]
+                for (let line of lines) {
+                    if (line.startsWith('=>') && newlines.length < 4) {
+                        newlines.push(line)
                     }
                 }
                 lines[0] = '## Latest notes'
-                lines[2] = `=> /${year}/${dateString}.gmi ${dateString} (${title})`
-                updated = links[0] + lines.join('\n')
+                newlines.unshift(`## Latest notes\n\n=> /${year}/${dateString}.gmi ${dateString} (${title})`)
+                updated = newlines.join('\n')
                 writeFile(indexFile, updated, (err) => {
                     if (err) {
                         // if the directory doesn't exist, create it and try again