diff options
Diffstat (limited to '')
| -rw-r--r-- | lib/models/note.js | 166 |
1 files changed, 83 insertions, 83 deletions
diff --git a/lib/models/note.js b/lib/models/note.js index 7418c47e..7b8b6783 100644 --- a/lib/models/note.js +++ b/lib/models/note.js @@ -1,32 +1,32 @@ 'use strict' // external modules -var fs = require('fs') -var path = require('path') -var LZString = require('lz-string') -var base64url = require('base64url') -var md = require('markdown-it')() -var metaMarked = require('meta-marked') -var cheerio = require('cheerio') -var shortId = require('shortid') -var Sequelize = require('sequelize') -var async = require('async') -var moment = require('moment') -var DiffMatchPatch = require('diff-match-patch') -var dmp = new DiffMatchPatch() -var S = require('string') +const fs = require('fs') +const path = require('path') +const LZString = require('lz-string') +const base64url = require('base64url') +const md = require('markdown-it')() +const metaMarked = require('meta-marked') +const cheerio = require('cheerio') +const shortId = require('shortid') +const Sequelize = require('sequelize') +const async = require('async') +const moment = require('moment') +const DiffMatchPatch = require('diff-match-patch') +const dmp = new DiffMatchPatch() +const S = require('string') // core -var config = require('../config') -var logger = require('../logger') +const config = require('../config') +const logger = require('../logger') // ot -var ot = require('../ot') +const ot = require('../ot') // permission types -var permissionTypes = ['freely', 'editable', 'limited', 'locked', 'protected', 'private'] +const permissionTypes = ['freely', 'editable', 'limited', 'locked', 'protected', 'private'] module.exports = function (sequelize, DataTypes) { - var Note = sequelize.define('Note', { + const Note = sequelize.define('Note', { id: { type: DataTypes.UUID, primaryKey: true, @@ -91,7 +91,7 @@ module.exports = function (sequelize, DataTypes) { return new Promise(function (resolve, reject) { // if no content specified then use default note if (!note.content) { - var body = null + let body = null let filePath = null if (note.alias) { filePath = path.join(config.docsPath, note.alias + '.md') @@ -100,7 +100,7 @@ module.exports = function (sequelize, DataTypes) { filePath = config.defaultNotePath } if (Note.checkFileExist(filePath)) { - var fsCreatedTime = moment(fs.statSync(filePath).ctime) + const fsCreatedTime = moment(fs.statSync(filePath).ctime) body = fs.readFileSync(filePath, 'utf8') note.title = Note.parseNoteTitle(body) note.content = body @@ -165,15 +165,15 @@ module.exports = function (sequelize, DataTypes) { } Note.encodeNoteId = function (id) { // remove dashes in UUID and encode in url-safe base64 - let str = id.replace(/-/g, '') - let hexStr = Buffer.from(str, 'hex') + const str = id.replace(/-/g, '') + const hexStr = Buffer.from(str, 'hex') return base64url.encode(hexStr) } Note.decodeNoteId = function (encodedId) { // decode from url-safe base64 - let id = base64url.toBuffer(encodedId).toString('hex') + const id = base64url.toBuffer(encodedId).toString('hex') // add dashes between the UUID string parts - let idParts = [] + const idParts = [] idParts.push(id.substr(0, 8)) idParts.push(id.substr(8, 4)) idParts.push(id.substr(12, 4)) @@ -182,8 +182,8 @@ module.exports = function (sequelize, DataTypes) { return idParts.join('-') } Note.checkNoteIdValid = function (id) { - var uuidRegex = /^[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/i - var result = id.match(uuidRegex) + const uuidRegex = /^[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/i + const result = id.match(uuidRegex) if (result && result.length === 1) { return true } else { return false } } Note.parseNoteId = function (noteId, callback) { @@ -196,15 +196,15 @@ module.exports = function (sequelize, DataTypes) { } }).then(function (note) { if (note) { - let filePath = path.join(config.docsPath, noteId + '.md') + const filePath = path.join(config.docsPath, noteId + '.md') if (Note.checkFileExist(filePath)) { // if doc in filesystem have newer modified time than last change time // then will update the doc in db - var fsModifiedTime = moment(fs.statSync(filePath).mtime) - var dbModifiedTime = moment(note.lastchangeAt || note.createdAt) - var body = fs.readFileSync(filePath, 'utf8') - var contentLength = body.length - var title = Note.parseNoteTitle(body) + const fsModifiedTime = moment(fs.statSync(filePath).mtime) + const dbModifiedTime = moment(note.lastchangeAt || note.createdAt) + const body = fs.readFileSync(filePath, 'utf8') + const contentLength = body.length + const title = Note.parseNoteTitle(body) if (fsModifiedTime.isAfter(dbModifiedTime) && note.content !== body) { note.update({ title: title, @@ -214,9 +214,9 @@ module.exports = function (sequelize, DataTypes) { sequelize.models.Revision.saveNoteRevision(note, function (err, revision) { if (err) return _callback(err, null) // update authorship on after making revision of docs - var patch = dmp.patch_fromText(revision.patch) - var operations = Note.transformPatchToOperations(patch, contentLength) - var authorship = note.authorship + const patch = dmp.patch_fromText(revision.patch) + const operations = Note.transformPatchToOperations(patch, contentLength) + let authorship = note.authorship for (let i = 0; i < operations.length; i++) { authorship = Note.updateAuthorshipByOperation(operations[i], null, authorship) } @@ -238,7 +238,7 @@ module.exports = function (sequelize, DataTypes) { return callback(null, note.id) } } else { - var filePath = path.join(config.docsPath, noteId + '.md') + const filePath = path.join(config.docsPath, noteId + '.md') if (Note.checkFileExist(filePath)) { Note.create({ alias: noteId, @@ -270,7 +270,7 @@ module.exports = function (sequelize, DataTypes) { } // try to parse note id by LZString Base64 try { - var id = LZString.decompressFromBase64(noteId) + const id = LZString.decompressFromBase64(noteId) if (id && Note.checkNoteIdValid(id)) { return callback(null, id) } else { return _callback(null, null) } } catch (err) { if (err.message === 'Cannot read property \'charAt\' of undefined') { @@ -284,7 +284,7 @@ module.exports = function (sequelize, DataTypes) { parseNoteIdByBase64Url: function (_callback) { // try to parse note id by base64url try { - var id = Note.decodeNoteId(noteId) + const id = Note.decodeNoteId(noteId) if (id && Note.checkNoteIdValid(id)) { return callback(null, id) } else { return _callback(null, null) } } catch (err) { logger.error(err) @@ -321,24 +321,24 @@ module.exports = function (sequelize, DataTypes) { }) } Note.parseNoteInfo = function (body) { - var parsed = Note.extractMeta(body) - var $ = cheerio.load(md.render(parsed.markdown)) + const parsed = Note.extractMeta(body) + const $ = cheerio.load(md.render(parsed.markdown)) return { title: Note.extractNoteTitle(parsed.meta, $), tags: Note.extractNoteTags(parsed.meta, $) } } Note.parseNoteTitle = function (body) { - var parsed = Note.extractMeta(body) - var $ = cheerio.load(md.render(parsed.markdown)) + const parsed = Note.extractMeta(body) + const $ = cheerio.load(md.render(parsed.markdown)) return Note.extractNoteTitle(parsed.meta, $) } Note.extractNoteTitle = function (meta, $) { - var title = '' + let title = '' if (meta.title && (typeof meta.title === 'string' || typeof meta.title === 'number')) { title = meta.title } else { - var h1s = $('h1') + const h1s = $('h1') if (h1s.length > 0 && h1s.first().text().split('\n').length === 1) { title = S(h1s.first().text()).stripTags().s } } if (!title) title = 'Untitled' @@ -355,28 +355,28 @@ module.exports = function (sequelize, DataTypes) { return title } Note.extractNoteTags = function (meta, $) { - var tags = [] - var rawtags = [] + const tags = [] + const rawtags = [] if (meta.tags && (typeof meta.tags === 'string' || typeof meta.tags === 'number')) { - var metaTags = ('' + meta.tags).split(',') + const metaTags = ('' + meta.tags).split(',') for (let i = 0; i < metaTags.length; i++) { - var text = metaTags[i].trim() + const text = metaTags[i].trim() if (text) rawtags.push(text) } } else { - var h6s = $('h6') + const h6s = $('h6') h6s.each(function (key, value) { if (/^tags/gmi.test($(value).text())) { - var codes = $(value).find('code') + const codes = $(value).find('code') for (let i = 0; i < codes.length; i++) { - var text = S($(codes[i]).text().trim()).stripTags().s + const text = S($(codes[i]).text().trim()).stripTags().s if (text) rawtags.push(text) } } }) } for (let i = 0; i < rawtags.length; i++) { - var found = false + let found = false for (let j = 0; j < tags.length; j++) { if (tags[j] === rawtags[i]) { found = true @@ -388,7 +388,7 @@ module.exports = function (sequelize, DataTypes) { return tags } Note.extractMeta = function (content) { - var obj = null + let obj = null try { obj = metaMarked(content) if (!obj.markdown) obj.markdown = '' @@ -402,7 +402,7 @@ module.exports = function (sequelize, DataTypes) { return obj } Note.parseMeta = function (meta) { - var _meta = {} + const _meta = {} if (meta) { if (meta.title && (typeof meta.title === 'string' || typeof meta.title === 'number')) { _meta.title = meta.title } if (meta.description && (typeof meta.description === 'string' || typeof meta.description === 'number')) { _meta.description = meta.description } @@ -416,7 +416,7 @@ module.exports = function (sequelize, DataTypes) { return _meta } Note.parseOpengraph = function (meta, title) { - var _ogdata = {} + let _ogdata = {} if (meta.opengraph) { _ogdata = meta.opengraph } if (!(_ogdata.title && (typeof _ogdata.title === 'string' || typeof _ogdata.title === 'number'))) { _ogdata.title = title } if (!(_ogdata.description && (typeof _ogdata.description === 'string' || typeof _ogdata.description === 'number'))) { _ogdata.description = meta.description || '' } @@ -424,27 +424,27 @@ module.exports = function (sequelize, DataTypes) { return _ogdata } Note.updateAuthorshipByOperation = function (operation, userId, authorships) { - var index = 0 - var timestamp = Date.now() + let index = 0 + const timestamp = Date.now() for (let i = 0; i < operation.length; i++) { - var op = operation[i] + const op = operation[i] if (ot.TextOperation.isRetain(op)) { index += op } else if (ot.TextOperation.isInsert(op)) { - let opStart = index - let opEnd = index + op.length - var inserted = false + const opStart = index + const opEnd = index + op.length + let inserted = false // authorship format: [userId, startPos, endPos, createdAt, updatedAt] if (authorships.length <= 0) authorships.push([userId, opStart, opEnd, timestamp, timestamp]) else { for (let j = 0; j < authorships.length; j++) { - let authorship = authorships[j] + const authorship = authorships[j] if (!inserted) { - let nextAuthorship = authorships[j + 1] || -1 + const nextAuthorship = authorships[j + 1] || -1 if ((nextAuthorship !== -1 && nextAuthorship[1] >= opEnd) || j >= authorships.length - 1) { if (authorship[1] < opStart && authorship[2] > opStart) { // divide - let postLength = authorship[2] - opStart + const postLength = authorship[2] - opStart authorship[2] = opStart authorship[4] = timestamp authorships.splice(j + 1, 0, [userId, opStart, opEnd, timestamp, timestamp]) @@ -470,13 +470,13 @@ module.exports = function (sequelize, DataTypes) { } index += op.length } else if (ot.TextOperation.isDelete(op)) { - let opStart = index - let opEnd = index - op + const opStart = index + const opEnd = index - op if (operation.length === 1) { authorships = [] } else if (authorships.length > 0) { for (let j = 0; j < authorships.length; j++) { - let authorship = authorships[j] + const authorship = authorships[j] if (authorship[1] >= opStart && authorship[1] <= opEnd && authorship[2] >= opStart && authorship[2] <= opEnd) { authorships.splice(j, 1) j -= 1 @@ -501,12 +501,12 @@ module.exports = function (sequelize, DataTypes) { } // merge for (let j = 0; j < authorships.length; j++) { - let authorship = authorships[j] + const authorship = authorships[j] for (let k = j + 1; k < authorships.length; k++) { - let nextAuthorship = authorships[k] + const nextAuthorship = authorships[k] if (nextAuthorship && authorship[0] === nextAuthorship[0] && authorship[2] === nextAuthorship[1]) { - let minTimestamp = Math.min(authorship[3], nextAuthorship[3]) - let maxTimestamp = Math.max(authorship[3], nextAuthorship[3]) + const minTimestamp = Math.min(authorship[3], nextAuthorship[3]) + const maxTimestamp = Math.max(authorship[3], nextAuthorship[3]) authorships.splice(j, 1, [authorship[0], authorship[1], nextAuthorship[2], minTimestamp, maxTimestamp]) authorships.splice(k, 1) j -= 1 @@ -516,7 +516,7 @@ module.exports = function (sequelize, DataTypes) { } // clear for (let j = 0; j < authorships.length; j++) { - let authorship = authorships[j] + const authorship = authorships[j] if (!authorship[0]) { authorships.splice(j, 1) j -= 1 @@ -525,13 +525,13 @@ module.exports = function (sequelize, DataTypes) { return authorships } Note.transformPatchToOperations = function (patch, contentLength) { - var operations = [] + const operations = [] if (patch.length > 0) { // calculate original content length for (let j = patch.length - 1; j >= 0; j--) { - var p = patch[j] + const p = patch[j] for (let i = 0; i < p.diffs.length; i++) { - var diff = p.diffs[i] + const diff = p.diffs[i] switch (diff[0]) { case 1: // insert contentLength -= diff[1].length @@ -543,15 +543,15 @@ module.exports = function (sequelize, DataTypes) { } } // generate operations - var bias = 0 - var lengthBias = 0 + let bias = 0 + let lengthBias = 0 for (let j = 0; j < patch.length; j++) { - var operation = [] - let p = patch[j] - var currIndex = p.start1 - var currLength = contentLength - bias + const operation = [] + const p = patch[j] + let currIndex = p.start1 + const currLength = contentLength - bias for (let i = 0; i < p.diffs.length; i++) { - let diff = p.diffs[i] + const diff = p.diffs[i] switch (diff[0]) { case 0: // retain if (i === 0) { |