Move old backend code to old_src folder

Signed-off-by: David Mehren <git@herrmehren.de>

old_src/lib/web/note/controller.ts

@@ -0,0 +1,131 @@
+import { Request, Response } from 'express'
+import { config } from '../../config'
+import { errors } from '../../errors'
+import { logger } from '../../logger'
+import { Note } from '../../models'
+import * as ActionController from './actions'
+import * as NoteUtils from './util'
+
+export function publishNoteActions (req: Request, res: Response): void {
+  NoteUtils.findNoteOrCreate(req, res, function (note) {
+    const action = req.params.action
+    switch (action) {
+      case 'download':
+        exports.downloadMarkdown(req, res, note)
+        break
+      case 'edit':
+        res.redirect(config.serverURL + '/' + (note.alias ? note.alias : Note.encodeNoteId(note.id)) + '?both')
+        break
+      default:
+        res.redirect(config.serverURL + '/s/' + note.shortid)
+        break
+    }
+  })
+}
+
+export function showPublishNote (req: Request, res: Response): void {
+  NoteUtils.findNoteOrCreate(req, res, function (note) {
+    // force to use short id
+    const shortid = req.params.shortid
+    if ((note.alias && shortid !== note.alias) || (!note.alias && shortid !== note.shortid)) {
+      return res.redirect(config.serverURL + '/s/' + (note.alias || note.shortid))
+    }
+    note.increment('viewcount').then(function (note) {
+      if (!note) {
+        return errors.errorNotFound(res)
+      }
+      NoteUtils.getPublishData(req, res, note, (data) => {
+        res.set({
+          'Cache-Control': 'private' // only cache by client
+        })
+        return res.render('pretty.ejs', data)
+      })
+    }).catch(function (err) {
+      logger.error(err)
+      return errors.errorInternalError(res)
+    })
+  })
+}
+
+export function showNote (req: Request, res: Response): void {
+  NoteUtils.findNoteOrCreate(req, res, function (note) {
+    // force to use note id
+    const noteId = req.params.noteId
+    const id = Note.encodeNoteId(note.id)
+    if ((note.alias && noteId !== note.alias) || (!note.alias && noteId !== id)) {
+      return res.redirect(config.serverURL + '/' + (note.alias || id))
+    }
+    const body = note.content
+    const extracted = Note.extractMeta(body)
+    const meta = Note.parseMeta(extracted.meta)
+    let title = Note.decodeTitle(note.title)
+    title = Note.generateWebTitle(meta.title || title)
+    const opengraph = Note.parseOpengraph(meta, title)
+    res.set({
+      'Cache-Control': 'private', // only cache by client
+      'X-Robots-Tag': 'noindex, nofollow' // prevent crawling
+    })
+    return res.render('codimd.ejs', {
+      title: title,
+      opengraph: opengraph
+    })
+  })
+}
+
+export function createFromPOST (req: Request, res: Response): void {
+  let body = ''
+  if (req.body && req.body.length > config.documentMaxLength) {
+    return errors.errorTooLong(res)
+  } else if (req.body) {
+    body = req.body
+  }
+  body = body.replace(/[\r]/g, '')
+  return NoteUtils.newNote(req, res, body)
+}
+
+export function doAction (req: Request, res: Response): void {
+  const noteId = req.params.noteId
+  NoteUtils.findNoteOrCreate(req, res, (note) => {
+    const action = req.params.action
+    // TODO: Don't switch on action, choose action in Router and use separate functions
+    switch (action) {
+      case 'publish':
+      case 'pretty': // pretty deprecated
+        res.redirect(config.serverURL + '/s/' + (note.alias || note.shortid))
+        break
+      case 'slide':
+        res.redirect(config.serverURL + '/p/' + (note.alias || note.shortid))
+        break
+      case 'download':
+        exports.downloadMarkdown(req, res, note)
+        break
+      case 'info':
+        ActionController.getInfo(req, res, note)
+        break
+      case 'gist':
+        ActionController.createGist(req, res, note)
+        break
+      case 'revision':
+        ActionController.getRevision(req, res, note)
+        break
+      default:
+        return res.redirect(config.serverURL + '/' + noteId)
+    }
+  })
+}
+
+export function downloadMarkdown (req: Request, res: Response, note): void {
+  const body = note.content
+  let filename = Note.decodeTitle(note.title)
+  filename = encodeURIComponent(filename)
+  res.set({
+    'Access-Control-Allow-Origin': '*', // allow CORS as API
+    'Access-Control-Allow-Headers': 'Range',
+    'Access-Control-Expose-Headers': 'Cache-Control, Content-Encoding, Content-Range',
+    'Content-Type': 'text/markdown; charset=UTF-8',
+    'Cache-Control': 'private',
+    'Content-disposition': 'attachment; filename=' + filename + '.md',
+    'X-Robots-Tag': 'noindex, nofollow' // prevent crawling
+  })
+  res.send(body)
+}