diff options
Diffstat (limited to 'lib/web')
| -rw-r--r-- | lib/web/note/actions.js | 123 | ||||
| -rw-r--r-- | lib/web/note/controller.js | 17 |
2 files changed, 131 insertions, 9 deletions
diff --git a/lib/web/note/actions.js b/lib/web/note/actions.js new file mode 100644 index 00000000..a97eebb6 --- /dev/null +++ b/lib/web/note/actions.js @@ -0,0 +1,123 @@ +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') + + +exports.getInfo = 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) +} + +exports.createPDF = 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) + }) +} + +exports.createGist = 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) +} + +exports.getRevision = 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/controller.js b/lib/web/note/controller.js index c89cc5de..d6bbe0e7 100644 --- a/lib/web/note/controller.js +++ b/lib/web/note/controller.js @@ -4,12 +4,11 @@ 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') +const noteActions = require('./actions') + + exports.createFromPOST = function (req, res, next) { let body = '' @@ -38,21 +37,21 @@ exports.doAction = function (req, res, next) { exports.downloadMarkdown(req, res, note) break case 'info': - getInfo(req, res, note) + noteActions.getInfo(req, res, note) break case 'pdf': if (config.allowPDFExport) { - createPDF(req, res, note) + noteActions.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) + noteActions.createGist(req, res, note) break case 'revision': - getRevision(req, res, note) + noteActions.getRevision(req, res, note) break default: return res.redirect(config.serverURL + '/' + noteId) |