From 30487f7c01dc15435d86d95d24257853d7930154 Mon Sep 17 00:00:00 2001 From: David Mehren Date: Sun, 27 Oct 2019 14:40:36 +0100 Subject: Rename actions.js to controller.js and rename functions to be more descriptive Move postNote to NoteController and rename to createFromPost Signed-off-by: David Mehren --- lib/web/note/actions.js | 187 ------------------------------------------ lib/web/note/controller.js | 198 +++++++++++++++++++++++++++++++++++++++++++++ lib/web/note/router.js | 12 +-- 3 files changed, 204 insertions(+), 193 deletions(-) delete mode 100644 lib/web/note/actions.js create mode 100644 lib/web/note/controller.js (limited to 'lib/web') diff --git a/lib/web/note/actions.js b/lib/web/note/actions.js deleted file mode 100644 index a124277a..00000000 --- a/lib/web/note/actions.js +++ /dev/null @@ -1,187 +0,0 @@ -'use strict' - -const models = require('../../models') -const logger = require('../../logger') -const config = require('../../config') -const errors = require('../../errors') -const fs = require('fs') -const shortId = require('shortid') -const markdownpdf = require('markdown-pdf') -const moment = require('moment') -const querystring = require('querystring') -const noteUtil = require('./util') - -exports.doAction = function (req, res, next) { - const noteId = req.params.noteId - noteUtil.findNote(req, res, function (note) { - const action = req.params.action - switch (action) { - case 'publish': - case 'pretty': // pretty deprecated - actionPublish(req, res, note) - break - case 'slide': - actionSlide(req, res, note) - break - case 'download': - exports.actionDownload(req, res, note) - break - case 'info': - actionInfo(req, res, note) - break - case 'pdf': - if (config.allowPDFExport) { - actionPDF(req, res, note) - } else { - logger.error('PDF export failed: Disabled by config. Set "allowPDFExport: true" to enable. Check the documentation for details') - errors.errorForbidden(res) - } - break - case 'gist': - actionGist(req, res, note) - break - case 'revision': - actionRevision(req, res, note) - break - default: - return res.redirect(config.serverURL + '/' + noteId) - } - }) -} - -function actionPublish (req, res, note) { - res.redirect(config.serverURL + '/s/' + (note.alias || note.shortid)) -} - -function actionSlide (req, res, note) { - res.redirect(config.serverURL + '/p/' + (note.alias || note.shortid)) -} - -exports.actionDownload = function (req, res, note) { - const body = note.content - let filename = models.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) -} - -function actionInfo (req, res, note) { - const body = note.content - const extracted = models.Note.extractMeta(body) - const markdown = extracted.markdown - const meta = models.Note.parseMeta(extracted.meta) - const createtime = note.createdAt - const updatetime = note.lastchangeAt - const title = models.Note.decodeTitle(note.title) - const data = { - title: meta.title || title, - description: meta.description || (markdown ? models.Note.generateDescription(markdown) : null), - viewcount: note.viewcount, - createtime: createtime, - updatetime: updatetime - } - 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', - 'Cache-Control': 'private', // only cache by client - 'X-Robots-Tag': 'noindex, nofollow' // prevent crawling - }) - res.send(data) -} - -function actionPDF (req, res, note) { - const url = config.serverURL || 'http://' + req.get('host') - const body = note.content - const extracted = models.Note.extractMeta(body) - let content = extracted.markdown - const title = models.Note.decodeTitle(note.title) - - if (!fs.existsSync(config.tmpPath)) { - fs.mkdirSync(config.tmpPath) - } - const path = config.tmpPath + '/' + Date.now() + '.pdf' - content = content.replace(/\]\(\//g, '](' + url + '/') - markdownpdf().from.string(content).to(path, function () { - if (!fs.existsSync(path)) { - logger.error('PDF seems to not be generated as expected. File doesn\'t exist: ' + path) - return errors.errorInternalError(res) - } - const stream = fs.createReadStream(path) - let filename = title - // Be careful of special characters - filename = encodeURIComponent(filename) - // Ideally this should strip them - res.setHeader('Content-disposition', 'attachment; filename="' + filename + '.pdf"') - res.setHeader('Cache-Control', 'private') - res.setHeader('Content-Type', 'application/pdf; charset=UTF-8') - res.setHeader('X-Robots-Tag', 'noindex, nofollow') // prevent crawling - stream.pipe(res) - fs.unlinkSync(path) - }) -} - -function actionGist (req, res, note) { - const data = { - client_id: config.github.clientID, - redirect_uri: config.serverURL + '/auth/github/callback/' + models.Note.encodeNoteId(note.id) + '/gist', - scope: 'gist', - state: shortId.generate() - } - const query = querystring.stringify(data) - res.redirect('https://github.com/login/oauth/authorize?' + query) -} - -function actionRevision (req, res, note) { - const actionId = req.params.actionId - if (actionId) { - const time = moment(parseInt(actionId)) - if (time.isValid()) { - models.Revision.getPatchedNoteRevisionByTime(note, time, function (err, content) { - if (err) { - logger.error(err) - return errors.errorInternalError(res) - } - if (!content) { - return errors.errorNotFound(res) - } - 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', - 'Cache-Control': 'private', // only cache by client - 'X-Robots-Tag': 'noindex, nofollow' // prevent crawling - }) - res.send(content) - }) - } else { - return errors.errorNotFound(res) - } - } else { - models.Revision.getNoteRevisions(note, function (err, data) { - if (err) { - logger.error(err) - return errors.errorInternalError(res) - } - const out = { - revision: data - } - 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', - 'Cache-Control': 'private', // only cache by client - 'X-Robots-Tag': 'noindex, nofollow' // prevent crawling - }) - res.send(out) - }) - } -} diff --git a/lib/web/note/controller.js b/lib/web/note/controller.js new file mode 100644 index 00000000..c89cc5de --- /dev/null +++ b/lib/web/note/controller.js @@ -0,0 +1,198 @@ +'use strict' + +const models = require('../../models') +const logger = require('../../logger') +const config = require('../../config') +const errors = require('../../errors') +const fs = require('fs') +const shortId = require('shortid') +const markdownpdf = require('markdown-pdf') +const moment = require('moment') +const querystring = require('querystring') +const noteUtil = require('./util') + +exports.createFromPOST = function (req, res, next) { + 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 noteUtil.newNote(req, res, body) +} + +exports.doAction = function (req, res, next) { + const noteId = req.params.noteId + noteUtil.findNote(req, res, function (note) { + const action = req.params.action + switch (action) { + case 'publish': + case 'pretty': // pretty deprecated + publish(req, res, note) + break + case 'slide': + slide(req, res, note) + break + case 'download': + exports.downloadMarkdown(req, res, note) + break + case 'info': + getInfo(req, res, note) + break + case 'pdf': + if (config.allowPDFExport) { + createPDF(req, res, note) + } else { + logger.error('PDF export failed: Disabled by config. Set "allowPDFExport: true" to enable. Check the documentation for details') + errors.errorForbidden(res) + } + break + case 'gist': + createGist(req, res, note) + break + case 'revision': + getRevision(req, res, note) + break + default: + return res.redirect(config.serverURL + '/' + noteId) + } + }) +} + +function publish (req, res, note) { + res.redirect(config.serverURL + '/s/' + (note.alias || note.shortid)) +} + +function slide (req, res, note) { + res.redirect(config.serverURL + '/p/' + (note.alias || note.shortid)) +} + +exports.downloadMarkdown = function (req, res, note) { + const body = note.content + let filename = models.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) +} + +function getInfo (req, res, note) { + const body = note.content + const extracted = models.Note.extractMeta(body) + const markdown = extracted.markdown + const meta = models.Note.parseMeta(extracted.meta) + const createtime = note.createdAt + const updatetime = note.lastchangeAt + const title = models.Note.decodeTitle(note.title) + const data = { + title: meta.title || title, + description: meta.description || (markdown ? models.Note.generateDescription(markdown) : null), + viewcount: note.viewcount, + createtime: createtime, + updatetime: updatetime + } + 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', + 'Cache-Control': 'private', // only cache by client + 'X-Robots-Tag': 'noindex, nofollow' // prevent crawling + }) + res.send(data) +} + +function createPDF (req, res, note) { + const url = config.serverURL || 'http://' + req.get('host') + const body = note.content + const extracted = models.Note.extractMeta(body) + let content = extracted.markdown + const title = models.Note.decodeTitle(note.title) + + if (!fs.existsSync(config.tmpPath)) { + fs.mkdirSync(config.tmpPath) + } + const path = config.tmpPath + '/' + Date.now() + '.pdf' + content = content.replace(/\]\(\//g, '](' + url + '/') + markdownpdf().from.string(content).to(path, function () { + if (!fs.existsSync(path)) { + logger.error('PDF seems to not be generated as expected. File doesn\'t exist: ' + path) + return errors.errorInternalError(res) + } + const stream = fs.createReadStream(path) + let filename = title + // Be careful of special characters + filename = encodeURIComponent(filename) + // Ideally this should strip them + res.setHeader('Content-disposition', 'attachment; filename="' + filename + '.pdf"') + res.setHeader('Cache-Control', 'private') + res.setHeader('Content-Type', 'application/pdf; charset=UTF-8') + res.setHeader('X-Robots-Tag', 'noindex, nofollow') // prevent crawling + stream.pipe(res) + fs.unlinkSync(path) + }) +} + +function createGist (req, res, note) { + const data = { + client_id: config.github.clientID, + redirect_uri: config.serverURL + '/auth/github/callback/' + models.Note.encodeNoteId(note.id) + '/gist', + scope: 'gist', + state: shortId.generate() + } + const query = querystring.stringify(data) + res.redirect('https://github.com/login/oauth/authorize?' + query) +} + +function getRevision (req, res, note) { + const actionId = req.params.actionId + if (actionId) { + const time = moment(parseInt(actionId)) + if (time.isValid()) { + models.Revision.getPatchedNoteRevisionByTime(note, time, function (err, content) { + if (err) { + logger.error(err) + return errors.errorInternalError(res) + } + if (!content) { + return errors.errorNotFound(res) + } + 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', + 'Cache-Control': 'private', // only cache by client + 'X-Robots-Tag': 'noindex, nofollow' // prevent crawling + }) + res.send(content) + }) + } else { + return errors.errorNotFound(res) + } + } else { + models.Revision.getNoteRevisions(note, function (err, data) { + if (err) { + logger.error(err) + return errors.errorInternalError(res) + } + const out = { + revision: data + } + 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', + 'Cache-Control': 'private', // only cache by client + 'X-Robots-Tag': 'noindex, nofollow' // prevent crawling + }) + res.send(out) + }) + } +} diff --git a/lib/web/note/router.js b/lib/web/note/router.js index 2a6bf2aa..39da4c2c 100644 --- a/lib/web/note/router.js +++ b/lib/web/note/router.js @@ -8,15 +8,15 @@ const { markdownParser } = require('../utils') const router = module.exports = Router() -const noteActions = require('./actions') +const noteController = require('./controller') const slide = require('./slide') // get new note -router.get('/new', response.postNote) +router.get('/new', noteController.createFromPOST) // post new note with content -router.post('/new', markdownParser, response.postNote) +router.post('/new', markdownParser, noteController.createFromPOST) // post new note with content and alias -router.post('/new/:noteId', markdownParser, response.postNote) +router.post('/new/:noteId', markdownParser, noteController.createFromPOST) // get publish note router.get('/s/:shortid', response.showPublishNote) // publish note actions @@ -28,6 +28,6 @@ router.get('/p/:shortid/:action', slide.publishSlideActions) // get note by id router.get('/:noteId', response.showNote) // note actions -router.get('/:noteId/:action', noteActions.doAction) +router.get('/:noteId/:action', noteController.doAction) // note actions with action id -router.get('/:noteId/:action/:actionId', noteActions.doAction) +router.get('/:noteId/:action/:actionId', noteController.doAction) -- cgit v1.2.3