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-rw-r--r--lib/models/note.js874
1 files changed, 440 insertions, 434 deletions
diff --git a/lib/models/note.js b/lib/models/note.js
index 0e8dd4dd..3a8ccb67 100644
--- a/lib/models/note.js
+++ b/lib/models/note.js
@@ -86,486 +86,492 @@ module.exports = function (sequelize, DataTypes) {
}
}, {
paranoid: false,
- classMethods: {
- associate: function (models) {
- Note.belongsTo(models.User, {
- foreignKey: 'ownerId',
- as: 'owner',
- constraints: false,
- onDelete: 'CASCADE',
- hooks: true
- })
- Note.belongsTo(models.User, {
- foreignKey: 'lastchangeuserId',
- as: 'lastchangeuser',
- constraints: false
- })
- Note.hasMany(models.Revision, {
- foreignKey: 'noteId',
- constraints: false
- })
- Note.hasMany(models.Author, {
- foreignKey: 'noteId',
- as: 'authors',
- constraints: false
+ hooks: {
+ beforeCreate: function (note, options) {
+ return new Promise(function (resolve, reject) {
+ // if no content specified then use default note
+ if (!note.content) {
+ var body = null
+ let filePath = null
+ if (!note.alias) {
+ filePath = config.defaultNotePath
+ } else {
+ filePath = path.join(config.docsPath, note.alias + '.md')
+ }
+ if (Note.checkFileExist(filePath)) {
+ var fsCreatedTime = moment(fs.statSync(filePath).ctime)
+ body = fs.readFileSync(filePath, 'utf8')
+ note.title = Note.parseNoteTitle(body)
+ note.content = body
+ if (filePath !== config.defaultNotePath) {
+ note.createdAt = fsCreatedTime
+ }
+ }
+ }
+ // if no permission specified and have owner then give default permission in config, else default permission is freely
+ if (!note.permission) {
+ if (note.ownerId) {
+ note.permission = config.defaultPermission
+ } else {
+ note.permission = 'freely'
+ }
+ }
+ return resolve(note)
})
},
- checkFileExist: function (filePath) {
- try {
- return fs.statSync(filePath).isFile()
- } catch (err) {
- return false
- }
- },
- encodeNoteId: function (id) {
- // remove dashes in UUID and encode in url-safe base64
- let str = id.replace(/-/g, '')
- let hexStr = Buffer.from(str, 'hex')
- return base64url.encode(hexStr)
- },
- decodeNoteId: function (encodedId) {
- // decode from url-safe base64
- let id = base64url.toBuffer(encodedId).toString('hex')
- // add dashes between the UUID string parts
- let idParts = []
- idParts.push(id.substr(0, 8))
- idParts.push(id.substr(8, 4))
- idParts.push(id.substr(12, 4))
- idParts.push(id.substr(16, 4))
- idParts.push(id.substr(20, 12))
- return idParts.join('-')
- },
- 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)
- if (result && result.length === 1) { return true } else { return false }
- },
- parseNoteId: function (noteId, callback) {
- async.series({
- parseNoteIdByAlias: function (_callback) {
- // try to parse note id by alias (e.g. doc)
- Note.findOne({
- where: {
- alias: noteId
- }
- }).then(function (note) {
- if (note) {
- let 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)
- if (fsModifiedTime.isAfter(dbModifiedTime) && note.content !== body) {
+ afterCreate: function (note, options, callback) {
+ return new Promise(function (resolve, reject) {
+ sequelize.models.Revision.saveNoteRevision(note, function (err, revision) {
+ if (err) {
+ return reject(err)
+ }
+ return resolve(note)
+ })
+ })
+ }
+ }
+ })
+
+ Note.associate = function (models) {
+ Note.belongsTo(models.User, {
+ foreignKey: 'ownerId',
+ as: 'owner',
+ constraints: false,
+ onDelete: 'CASCADE',
+ hooks: true
+ })
+ Note.belongsTo(models.User, {
+ foreignKey: 'lastchangeuserId',
+ as: 'lastchangeuser',
+ constraints: false
+ })
+ Note.hasMany(models.Revision, {
+ foreignKey: 'noteId',
+ constraints: false
+ })
+ Note.hasMany(models.Author, {
+ foreignKey: 'noteId',
+ as: 'authors',
+ constraints: false
+ })
+ }
+ Note.checkFileExist = function (filePath) {
+ try {
+ return fs.statSync(filePath).isFile()
+ } catch (err) {
+ return false
+ }
+ }
+ 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')
+ return base64url.encode(hexStr)
+ }
+ Note.decodeNoteId = function (encodedId) {
+ // decode from url-safe base64
+ let id = base64url.toBuffer(encodedId).toString('hex')
+ // add dashes between the UUID string parts
+ let idParts = []
+ idParts.push(id.substr(0, 8))
+ idParts.push(id.substr(8, 4))
+ idParts.push(id.substr(12, 4))
+ idParts.push(id.substr(16, 4))
+ idParts.push(id.substr(20, 12))
+ 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)
+ if (result && result.length === 1) { return true } else { return false }
+ }
+ Note.parseNoteId = function (noteId, callback) {
+ async.series({
+ parseNoteIdByAlias: function (_callback) {
+ // try to parse note id by alias (e.g. doc)
+ Note.findOne({
+ where: {
+ alias: noteId
+ }
+ }).then(function (note) {
+ if (note) {
+ let 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)
+ if (fsModifiedTime.isAfter(dbModifiedTime) && note.content !== body) {
+ note.update({
+ title: title,
+ content: body,
+ lastchangeAt: fsModifiedTime
+ }).then(function (note) {
+ 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
+ for (let i = 0; i < operations.length; i++) {
+ authorship = Note.updateAuthorshipByOperation(operations[i], null, authorship)
+ }
note.update({
- title: title,
- content: body,
- lastchangeAt: fsModifiedTime
+ authorship: authorship
}).then(function (note) {
- 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
- for (let i = 0; i < operations.length; i++) {
- authorship = Note.updateAuthorshipByOperation(operations[i], null, authorship)
- }
- note.update({
- authorship: authorship
- }).then(function (note) {
- return callback(null, note.id)
- }).catch(function (err) {
- return _callback(err, null)
- })
- })
+ return callback(null, note.id)
}).catch(function (err) {
return _callback(err, null)
})
- } else {
- return callback(null, note.id)
- }
- } else {
- return callback(null, note.id)
- }
- } else {
- var filePath = path.join(config.docsPath, noteId + '.md')
- if (Note.checkFileExist(filePath)) {
- Note.create({
- alias: noteId,
- owner: null,
- permission: 'locked'
- }).then(function (note) {
- return callback(null, note.id)
- }).catch(function (err) {
- return _callback(err, null)
})
- } else {
- return _callback(null, null)
- }
- }
- }).catch(function (err) {
- return _callback(err, null)
- })
- },
- // parse note id by LZString is deprecated, here for compability
- parseNoteIdByLZString: function (_callback) {
- // Calculate minimal string length for an UUID that is encoded
- // base64 encoded and optimize comparsion by using -1
- // this should make a lot of LZ-String parsing errors obsolete
- // as we can assume that a nodeId that is 48 chars or longer is a
- // noteID.
- const base64UuidLength = ((4 * 36) / 3) - 1
- if (!(noteId.length > base64UuidLength)) {
- return _callback(null, null)
- }
- // try to parse note id by LZString Base64
- try {
- var 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') {
- logger.warning('Looks like we can not decode "' + noteId + '" with LZString. Can be ignored.')
- } else {
- logger.error(err)
- }
- return _callback(null, null)
- }
- },
- parseNoteIdByBase64Url: function (_callback) {
- // try to parse note id by base64url
- try {
- var id = Note.decodeNoteId(noteId)
- if (id && Note.checkNoteIdValid(id)) { return callback(null, id) } else { return _callback(null, null) }
- } catch (err) {
- logger.error(err)
- return _callback(null, null)
- }
- },
- parseNoteIdByShortId: function (_callback) {
- // try to parse note id by shortId
- try {
- if (shortId.isValid(noteId)) {
- Note.findOne({
- where: {
- shortid: noteId
- }
- }).then(function (note) {
- if (!note) return _callback(null, null)
- return callback(null, note.id)
}).catch(function (err) {
return _callback(err, null)
})
} else {
- return _callback(null, null)
+ return callback(null, note.id)
}
- } catch (err) {
- return _callback(err, null)
+ } else {
+ return callback(null, note.id)
+ }
+ } else {
+ var filePath = path.join(config.docsPath, noteId + '.md')
+ if (Note.checkFileExist(filePath)) {
+ Note.create({
+ alias: noteId,
+ owner: null,
+ permission: 'locked'
+ }).then(function (note) {
+ return callback(null, note.id)
+ }).catch(function (err) {
+ return _callback(err, null)
+ })
+ } else {
+ return _callback(null, null)
}
}
- }, function (err, result) {
- if (err) {
- logger.error(err)
- return callback(err, null)
- }
- return callback(null, null)
+ }).catch(function (err) {
+ return _callback(err, null)
})
},
- parseNoteInfo: function (body) {
- var parsed = Note.extractMeta(body)
- var $ = cheerio.load(md.render(parsed.markdown))
- return {
- title: Note.extractNoteTitle(parsed.meta, $),
- tags: Note.extractNoteTags(parsed.meta, $)
+ // parse note id by LZString is deprecated, here for compability
+ parseNoteIdByLZString: function (_callback) {
+ // Calculate minimal string length for an UUID that is encoded
+ // base64 encoded and optimize comparsion by using -1
+ // this should make a lot of LZ-String parsing errors obsolete
+ // as we can assume that a nodeId that is 48 chars or longer is a
+ // noteID.
+ const base64UuidLength = ((4 * 36) / 3) - 1
+ if (!(noteId.length > base64UuidLength)) {
+ return _callback(null, null)
}
- },
- parseNoteTitle: function (body) {
- var parsed = Note.extractMeta(body)
- var $ = cheerio.load(md.render(parsed.markdown))
- return Note.extractNoteTitle(parsed.meta, $)
- },
- extractNoteTitle: function (meta, $) {
- var title = ''
- if (meta.title && (typeof meta.title === 'string' || typeof meta.title === 'number')) {
- title = meta.title
- } else {
- var h1s = $('h1')
- if (h1s.length > 0 && h1s.first().text().split('\n').length === 1) { title = S(h1s.first().text()).stripTags().s }
- }
- if (!title) title = 'Untitled'
- return title
- },
- generateDescription: function (markdown) {
- return markdown.substr(0, 100).replace(/(?:\r\n|\r|\n)/g, ' ')
- },
- decodeTitle: function (title) {
- return title || 'Untitled'
- },
- generateWebTitle: function (title) {
- title = !title || title === 'Untitled' ? 'CodiMD - Collaborative markdown notes' : title + ' - CodiMD'
- return title
- },
- extractNoteTags: function (meta, $) {
- var tags = []
- var rawtags = []
- if (meta.tags && (typeof meta.tags === 'string' || typeof meta.tags === 'number')) {
- var metaTags = ('' + meta.tags).split(',')
- for (let i = 0; i < metaTags.length; i++) {
- var text = metaTags[i].trim()
- if (text) rawtags.push(text)
+ // try to parse note id by LZString Base64
+ try {
+ var 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') {
+ logger.warning('Looks like we can not decode "' + noteId + '" with LZString. Can be ignored.')
+ } else {
+ logger.error(err)
}
- } else {
- var h6s = $('h6')
- h6s.each(function (key, value) {
- if (/^tags/gmi.test($(value).text())) {
- var codes = $(value).find('code')
- for (let i = 0; i < codes.length; i++) {
- var text = S($(codes[i]).text().trim()).stripTags().s
- if (text) rawtags.push(text)
- }
- }
- })
+ return _callback(null, null)
}
- for (let i = 0; i < rawtags.length; i++) {
- var found = false
- for (let j = 0; j < tags.length; j++) {
- if (tags[j] === rawtags[i]) {
- found = true
- break
- }
- }
- if (!found) { tags.push(rawtags[i]) }
+ },
+ parseNoteIdByBase64Url: function (_callback) {
+ // try to parse note id by base64url
+ try {
+ var id = Note.decodeNoteId(noteId)
+ if (id && Note.checkNoteIdValid(id)) { return callback(null, id) } else { return _callback(null, null) }
+ } catch (err) {
+ logger.error(err)
+ return _callback(null, null)
}
- return tags
},
- extractMeta: function (content) {
- var obj = null
+ parseNoteIdByShortId: function (_callback) {
+ // try to parse note id by shortId
try {
- obj = metaMarked(content)
- if (!obj.markdown) obj.markdown = ''
- if (!obj.meta) obj.meta = {}
+ if (shortId.isValid(noteId)) {
+ Note.findOne({
+ where: {
+ shortid: noteId
+ }
+ }).then(function (note) {
+ if (!note) return _callback(null, null)
+ return callback(null, note.id)
+ }).catch(function (err) {
+ return _callback(err, null)
+ })
+ } else {
+ return _callback(null, null)
+ }
} catch (err) {
- obj = {
- markdown: content,
- meta: {}
+ return _callback(err, null)
+ }
+ }
+ }, function (err, result) {
+ if (err) {
+ logger.error(err)
+ return callback(err, null)
+ }
+ return callback(null, null)
+ })
+ }
+ Note.parseNoteInfo = function (body) {
+ var parsed = Note.extractMeta(body)
+ var $ = 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))
+ return Note.extractNoteTitle(parsed.meta, $)
+ }
+ Note.extractNoteTitle = function (meta, $) {
+ var title = ''
+ if (meta.title && (typeof meta.title === 'string' || typeof meta.title === 'number')) {
+ title = meta.title
+ } else {
+ var h1s = $('h1')
+ if (h1s.length > 0 && h1s.first().text().split('\n').length === 1) { title = S(h1s.first().text()).stripTags().s }
+ }
+ if (!title) title = 'Untitled'
+ return title
+ }
+ Note.generateDescription = function (markdown) {
+ return markdown.substr(0, 100).replace(/(?:\r\n|\r|\n)/g, ' ')
+ }
+ Note.decodeTitle = function (title) {
+ return title || 'Untitled'
+ }
+ Note.generateWebTitle = function (title) {
+ title = !title || title === 'Untitled' ? 'CodiMD - Collaborative markdown notes' : title + ' - CodiMD'
+ return title
+ }
+ Note.extractNoteTags = function (meta, $) {
+ var tags = []
+ var rawtags = []
+ if (meta.tags && (typeof meta.tags === 'string' || typeof meta.tags === 'number')) {
+ var metaTags = ('' + meta.tags).split(',')
+ for (let i = 0; i < metaTags.length; i++) {
+ var text = metaTags[i].trim()
+ if (text) rawtags.push(text)
+ }
+ } else {
+ var h6s = $('h6')
+ h6s.each(function (key, value) {
+ if (/^tags/gmi.test($(value).text())) {
+ var codes = $(value).find('code')
+ for (let i = 0; i < codes.length; i++) {
+ var text = S($(codes[i]).text().trim()).stripTags().s
+ if (text) rawtags.push(text)
}
}
- return obj
- },
- parseMeta: function (meta) {
- var _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 }
- if (meta.robots && (typeof meta.robots === 'string' || typeof meta.robots === 'number')) { _meta.robots = meta.robots }
- if (meta.GA && (typeof meta.GA === 'string' || typeof meta.GA === 'number')) { _meta.GA = meta.GA }
- if (meta.disqus && (typeof meta.disqus === 'string' || typeof meta.disqus === 'number')) { _meta.disqus = meta.disqus }
- if (meta.slideOptions && (typeof meta.slideOptions === 'object')) { _meta.slideOptions = meta.slideOptions }
+ })
+ }
+ for (let i = 0; i < rawtags.length; i++) {
+ var found = false
+ for (let j = 0; j < tags.length; j++) {
+ if (tags[j] === rawtags[i]) {
+ found = true
+ break
}
- return _meta
- },
- updateAuthorshipByOperation: function (operation, userId, authorships) {
- var index = 0
- var timestamp = Date.now()
- for (let i = 0; i < operation.length; i++) {
- var 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
- // 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]
- if (!inserted) {
- let 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
- authorship[2] = opStart
- authorship[4] = timestamp
- authorships.splice(j + 1, 0, [userId, opStart, opEnd, timestamp, timestamp])
- authorships.splice(j + 2, 0, [authorship[0], opEnd, opEnd + postLength, authorship[3], timestamp])
- j += 2
- inserted = true
- } else if (authorship[1] >= opStart) {
- authorships.splice(j, 0, [userId, opStart, opEnd, timestamp, timestamp])
- j += 1
- inserted = true
- } else if (authorship[2] <= opStart) {
- authorships.splice(j + 1, 0, [userId, opStart, opEnd, timestamp, timestamp])
- j += 1
- inserted = true
- }
- }
- }
- if (authorship[1] >= opStart) {
- authorship[1] += op.length
- authorship[2] += op.length
- }
- }
- }
- index += op.length
- } else if (ot.TextOperation.isDelete(op)) {
- let opStart = index
- let 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]
- if (authorship[1] >= opStart && authorship[1] <= opEnd && authorship[2] >= opStart && authorship[2] <= opEnd) {
- authorships.splice(j, 1)
- j -= 1
- } else if (authorship[1] < opStart && authorship[1] < opEnd && authorship[2] > opStart && authorship[2] > opEnd) {
- authorship[2] += op
- authorship[4] = timestamp
- } else if (authorship[2] >= opStart && authorship[2] <= opEnd) {
+ }
+ if (!found) { tags.push(rawtags[i]) }
+ }
+ return tags
+ }
+ Note.extractMeta = function (content) {
+ var obj = null
+ try {
+ obj = metaMarked(content)
+ if (!obj.markdown) obj.markdown = ''
+ if (!obj.meta) obj.meta = {}
+ } catch (err) {
+ obj = {
+ markdown: content,
+ meta: {}
+ }
+ }
+ return obj
+ }
+ Note.parseMeta = function (meta) {
+ var _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 }
+ if (meta.robots && (typeof meta.robots === 'string' || typeof meta.robots === 'number')) { _meta.robots = meta.robots }
+ if (meta.GA && (typeof meta.GA === 'string' || typeof meta.GA === 'number')) { _meta.GA = meta.GA }
+ if (meta.disqus && (typeof meta.disqus === 'string' || typeof meta.disqus === 'number')) { _meta.disqus = meta.disqus }
+ if (meta.slideOptions && (typeof meta.slideOptions === 'object')) { _meta.slideOptions = meta.slideOptions }
+ }
+ return _meta
+ }
+ Note.updateAuthorshipByOperation = function (operation, userId, authorships) {
+ var index = 0
+ var timestamp = Date.now()
+ for (let i = 0; i < operation.length; i++) {
+ var 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
+ // 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]
+ if (!inserted) {
+ let 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
authorship[2] = opStart
authorship[4] = timestamp
- } else if (authorship[1] >= opStart && authorship[1] <= opEnd) {
- authorship[1] = opEnd
- authorship[4] = timestamp
- }
- if (authorship[1] >= opEnd) {
- authorship[1] += op
- authorship[2] += op
+ authorships.splice(j + 1, 0, [userId, opStart, opEnd, timestamp, timestamp])
+ authorships.splice(j + 2, 0, [authorship[0], opEnd, opEnd + postLength, authorship[3], timestamp])
+ j += 2
+ inserted = true
+ } else if (authorship[1] >= opStart) {
+ authorships.splice(j, 0, [userId, opStart, opEnd, timestamp, timestamp])
+ j += 1
+ inserted = true
+ } else if (authorship[2] <= opStart) {
+ authorships.splice(j + 1, 0, [userId, opStart, opEnd, timestamp, timestamp])
+ j += 1
+ inserted = true
}
}
}
- index += op
- }
- }
- // merge
- for (let j = 0; j < authorships.length; j++) {
- let authorship = authorships[j]
- for (let k = j + 1; k < authorships.length; k++) {
- let 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])
- authorships.splice(j, 1, [authorship[0], authorship[1], nextAuthorship[2], minTimestamp, maxTimestamp])
- authorships.splice(k, 1)
- j -= 1
- break
+ if (authorship[1] >= opStart) {
+ authorship[1] += op.length
+ authorship[2] += op.length
}
}
}
- // clear
- for (let j = 0; j < authorships.length; j++) {
- let authorship = authorships[j]
- if (!authorship[0]) {
- authorships.splice(j, 1)
- j -= 1
- }
- }
- return authorships
- },
- transformPatchToOperations: function (patch, contentLength) {
- var operations = []
- if (patch.length > 0) {
- // calculate original content length
- for (let j = patch.length - 1; j >= 0; j--) {
- var p = patch[j]
- for (let i = 0; i < p.diffs.length; i++) {
- var diff = p.diffs[i]
- switch (diff[0]) {
- case 1: // insert
- contentLength -= diff[1].length
- break
- case -1: // delete
- contentLength += diff[1].length
- break
- }
+ index += op.length
+ } else if (ot.TextOperation.isDelete(op)) {
+ let opStart = index
+ let 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]
+ if (authorship[1] >= opStart && authorship[1] <= opEnd && authorship[2] >= opStart && authorship[2] <= opEnd) {
+ authorships.splice(j, 1)
+ j -= 1
+ } else if (authorship[1] < opStart && authorship[1] < opEnd && authorship[2] > opStart && authorship[2] > opEnd) {
+ authorship[2] += op
+ authorship[4] = timestamp
+ } else if (authorship[2] >= opStart && authorship[2] <= opEnd) {
+ authorship[2] = opStart
+ authorship[4] = timestamp
+ } else if (authorship[1] >= opStart && authorship[1] <= opEnd) {
+ authorship[1] = opEnd
+ authorship[4] = timestamp
}
- }
- // generate operations
- var bias = 0
- var lengthBias = 0
- for (let j = 0; j < patch.length; j++) {
- var operation = []
- let p = patch[j]
- var currIndex = p.start1
- var currLength = contentLength - bias
- for (let i = 0; i < p.diffs.length; i++) {
- let diff = p.diffs[i]
- switch (diff[0]) {
- case 0: // retain
- if (i === 0) {
- // first
- operation.push(currIndex + diff[1].length)
- } else if (i !== p.diffs.length - 1) {
- // mid
- operation.push(diff[1].length)
- } else {
- // last
- operation.push(currLength + lengthBias - currIndex)
- }
- currIndex += diff[1].length
- break
- case 1: // insert
- operation.push(diff[1])
- lengthBias += diff[1].length
- currIndex += diff[1].length
- break
- case -1: // delete
- operation.push(-diff[1].length)
- bias += diff[1].length
- currIndex += diff[1].length
- break
- }
+ if (authorship[1] >= opEnd) {
+ authorship[1] += op
+ authorship[2] += op
}
- operations.push(operation)
}
}
- return operations
+ index += op
}
- },
- hooks: {
- beforeCreate: function (note, options, callback) {
- // if no content specified then use default note
- if (!note.content) {
- var body = null
- let filePath = null
- if (!note.alias) {
- filePath = config.defaultNotePath
- } else {
- filePath = path.join(config.docsPath, note.alias + '.md')
- }
- if (Note.checkFileExist(filePath)) {
- var fsCreatedTime = moment(fs.statSync(filePath).ctime)
- body = fs.readFileSync(filePath, 'utf8')
- note.title = Note.parseNoteTitle(body)
- note.content = body
- if (filePath !== config.defaultNotePath) {
- note.createdAt = fsCreatedTime
- }
+ }
+ // merge
+ for (let j = 0; j < authorships.length; j++) {
+ let authorship = authorships[j]
+ for (let k = j + 1; k < authorships.length; k++) {
+ let 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])
+ authorships.splice(j, 1, [authorship[0], authorship[1], nextAuthorship[2], minTimestamp, maxTimestamp])
+ authorships.splice(k, 1)
+ j -= 1
+ break
+ }
+ }
+ }
+ // clear
+ for (let j = 0; j < authorships.length; j++) {
+ let authorship = authorships[j]
+ if (!authorship[0]) {
+ authorships.splice(j, 1)
+ j -= 1
+ }
+ }
+ return authorships
+ }
+ Note.transformPatchToOperations = function (patch, contentLength) {
+ var operations = []
+ if (patch.length > 0) {
+ // calculate original content length
+ for (let j = patch.length - 1; j >= 0; j--) {
+ var p = patch[j]
+ for (let i = 0; i < p.diffs.length; i++) {
+ var diff = p.diffs[i]
+ switch (diff[0]) {
+ case 1: // insert
+ contentLength -= diff[1].length
+ break
+ case -1: // delete
+ contentLength += diff[1].length
+ break
}
}
- // if no permission specified and have owner then give default permission in config, else default permission is freely
- if (!note.permission) {
- if (note.ownerId) {
- note.permission = config.defaultPermission
- } else {
- note.permission = 'freely'
+ }
+ // generate operations
+ var bias = 0
+ var lengthBias = 0
+ for (let j = 0; j < patch.length; j++) {
+ var operation = []
+ let p = patch[j]
+ var currIndex = p.start1
+ var currLength = contentLength - bias
+ for (let i = 0; i < p.diffs.length; i++) {
+ let diff = p.diffs[i]
+ switch (diff[0]) {
+ case 0: // retain
+ if (i === 0) {
+ // first
+ operation.push(currIndex + diff[1].length)
+ } else if (i !== p.diffs.length - 1) {
+ // mid
+ operation.push(diff[1].length)
+ } else {
+ // last
+ operation.push(currLength + lengthBias - currIndex)
+ }
+ currIndex += diff[1].length
+ break
+ case 1: // insert
+ operation.push(diff[1])
+ lengthBias += diff[1].length
+ currIndex += diff[1].length
+ break
+ case -1: // delete
+ operation.push(-diff[1].length)
+ bias += diff[1].length
+ currIndex += diff[1].length
+ break
}
}
- return callback(null, note)
- },
- afterCreate: function (note, options, callback) {
- sequelize.models.Revision.saveNoteRevision(note, function (err, revision) {
- callback(err, note)
- })
+ operations.push(operation)
}
}
- })
+ return operations
+ }
return Note
}