hedgedoc/lib/web/note/util.ts
David Mehren 0ca8e2dc7d
Fix error import
Signed-off-by: David Mehren <dmehren1@gmail.com>
2020-04-25 16:04:07 +02:00

113 lines
3.8 KiB
TypeScript

import { Includeable } from 'sequelize'
import { Response } from 'express'
import path from 'path'
import fs from 'fs'
import { errors } from '../../errors'
import { config } from '../../config'
import { logger } from '../../logger'
import { Note , User } from '../../models'
export module NoteUtils {
export function findNoteOrCreate(req, res, callback: (note: any) => void, include?: Includeable[]) {
const id = req.params.noteId || req.params.shortid
Note.parseNoteId(id, function (err, _id) {
if (err) {
logger.error(err)
return errors.errorInternalError(res)
}
Note.findOne({
where: {
id: _id
}
}).then(function (note) {
if (!note) {
return newNote(req, res, null)
}
if (!checkViewPermission(req, note)) {
return errors.errorForbidden(res)
} else {
return callback(note)
}
}).catch(function (err) {
logger.error(err)
return errors.errorInternalError(res)
})
})
}
export function checkViewPermission (req: any, note: any) {
if (note.permission === 'private') {
return req.isAuthenticated() && note.ownerId === req.user.id
} else if (note.permission === 'limited' || note.permission === 'protected') {
return req.isAuthenticated()
} else {
return true
}
}
export function newNote (req: any, res: Response, body: string | null) {
let owner = null
const noteId = req.params.noteId ? req.params.noteId : null
if (req.isAuthenticated()) {
owner = req.user.id
} else if (!config.allowAnonymous) {
return errors.errorForbidden(res)
}
if (config.allowFreeURL && noteId && !config.forbiddenNoteIDs.includes(noteId)) {
req.alias = noteId
} else if (noteId) {
return req.method === 'POST' ? errors.errorForbidden(res) : errors.errorNotFound(res)
}
Note.create({
ownerId: owner,
alias: req.alias ? req.alias : null,
content: body
}).then(function (note) {
return res.redirect(config.serverURL + '/' + (note.alias ? note.alias : Note.encodeNoteId(note.id)))
}).catch(function (err) {
logger.error(err)
return errors.errorInternalError(res)
})
}
export function getPublishData (req: any, res: Response, note: any, callback: (data: any) => void) {
const body = note.content
const extracted = Note.extractMeta(body)
const markdown = extracted.markdown
const meta = Note.parseMeta(extracted.meta)
const createtime = note.createdAt
const updatetime = note.lastchangeAt
let title = Note.decodeTitle(note.title)
title = Note.generateWebTitle(meta.title || title)
const ogdata = Note.parseOpengraph(meta, title)
const data = {
title: title,
description: meta.description || (markdown ? Note.generateDescription(markdown) : null),
viewcount: note.viewcount,
createtime: createtime,
updatetime: updatetime,
body: markdown,
theme: meta.slideOptions && isRevealTheme(meta.slideOptions.theme),
meta: JSON.stringify(extracted.meta),
owner: note.owner ? note.owner.id : null,
ownerprofile: note.owner ? User.getProfile(note.owner) : null,
lastchangeuser: note.lastchangeuser ? note.lastchangeuser.id : null,
lastchangeuserprofile: note.lastchangeuser ? User.getProfile(note.lastchangeuser) : null,
robots: meta.robots || false, // default allow robots
GA: meta.GA,
disqus: meta.disqus,
cspNonce: res.locals.nonce,
dnt: req.headers.dnt,
opengraph: ogdata
}
callback(data)
}
function isRevealTheme (theme: string) {
if (fs.existsSync(path.join(__dirname, '..', '..', '..', 'public', 'build', 'reveal.js', 'css', 'theme', theme + '.css'))) {
return theme
}
return undefined
}
}