mirror of
https://github.com/overleaf/overleaf.git
synced 2024-12-14 23:50:58 -05:00
8b4b454b97
Include tracked deletes when limiting document size GitOrigin-RevId: 9d7b2870001fb942eaa92db78993fee1ddb3937c
745 lines
21 KiB
TypeScript
745 lines
21 KiB
TypeScript
/* eslint-disable camelcase */
|
|
// Migrated from services/web/frontend/js/ide/editor/Document.js
|
|
|
|
import RangesTracker from '@overleaf/ranges-tracker'
|
|
import { ShareJsDoc } from './share-js-doc'
|
|
import { debugConsole } from '@/utils/debugging'
|
|
import { Socket } from '@/features/ide-react/connection/types/socket'
|
|
import { IdeEventEmitter } from '@/features/ide-react/create-ide-event-emitter'
|
|
import { EditorFacade } from '@/features/source-editor/extensions/realtime'
|
|
import { EventLog } from '@/features/ide-react/editor/event-log'
|
|
import EditorWatchdogManager from '@/features/ide-react/connection/editor-watchdog-manager'
|
|
import EventEmitter from '@/utils/EventEmitter'
|
|
import {
|
|
AnyOperation,
|
|
Change,
|
|
CommentOperation,
|
|
EditOperation,
|
|
} from '../../../../../types/change'
|
|
import {
|
|
isCommentOperation,
|
|
isDeleteOperation,
|
|
isInsertOperation,
|
|
} from '@/utils/operations'
|
|
import { decodeUtf8 } from '@/utils/decode-utf8'
|
|
import {
|
|
ShareJsOperation,
|
|
TrackChangesIdSeeds,
|
|
Version,
|
|
} from '@/features/ide-react/editor/types/document'
|
|
import { ThreadId } from '../../../../../types/review-panel/review-panel'
|
|
import getMeta from '@/utils/meta'
|
|
|
|
const MAX_PENDING_OP_SIZE = 64
|
|
|
|
type JoinCallback = (error?: Error) => void
|
|
type LeaveCallback = JoinCallback
|
|
|
|
type Update =
|
|
| {
|
|
v: number
|
|
doc: string
|
|
}
|
|
| {
|
|
v: number
|
|
doc: string
|
|
op: AnyOperation[]
|
|
meta: {
|
|
type?: string
|
|
source: string
|
|
user_id: string
|
|
ts: number
|
|
}
|
|
hash?: string
|
|
lastV?: number
|
|
}
|
|
|
|
type Message = {
|
|
meta: {
|
|
tc: string
|
|
user_id: string
|
|
}
|
|
}
|
|
|
|
type ErrorMetadata = Record<string, any>
|
|
|
|
function getOpSize(op: AnyOperation) {
|
|
if (isInsertOperation(op)) {
|
|
return op.i.length
|
|
}
|
|
if (isDeleteOperation(op)) {
|
|
return op.d.length
|
|
}
|
|
return 0
|
|
}
|
|
|
|
function getShareJsOpSize(shareJsOp: ShareJsOperation) {
|
|
return shareJsOp.reduce((total, op) => total + getOpSize(op), 0)
|
|
}
|
|
|
|
// TODO: define these in RangesTracker
|
|
type _RangesTracker = Omit<RangesTracker, 'changes' | 'comments'> & {
|
|
changes: Change<EditOperation>[]
|
|
comments: Change<CommentOperation>[]
|
|
track_changes?: boolean
|
|
}
|
|
|
|
export type RangesTrackerWithResolvedThreadIds = _RangesTracker & {
|
|
resolvedThreadIds: Record<ThreadId, boolean>
|
|
}
|
|
|
|
export class DocumentContainer extends EventEmitter {
|
|
private connected: boolean
|
|
private wantToBeJoined = false
|
|
private chaosMonkeyTimer: number | null = null
|
|
public track_changes_as: string | null = null
|
|
|
|
private joinCallbacks: JoinCallback[] = []
|
|
private leaveCallbacks: LeaveCallback[] = []
|
|
|
|
doc?: ShareJsDoc
|
|
cm6?: EditorFacade
|
|
oldInflightOp?: ShareJsOperation
|
|
|
|
ranges?: _RangesTracker | RangesTrackerWithResolvedThreadIds
|
|
|
|
joined = false
|
|
|
|
// This is set and read in useCodeMirrorScope
|
|
docName = ''
|
|
|
|
constructor(
|
|
readonly doc_id: string,
|
|
readonly socket: Socket,
|
|
private readonly globalEditorWatchdogManager: EditorWatchdogManager,
|
|
private readonly ideEventEmitter: IdeEventEmitter,
|
|
private readonly eventLog: EventLog,
|
|
private readonly detachDoc: (docId: string, doc: DocumentContainer) => void
|
|
) {
|
|
super()
|
|
this.connected = this.socket.socket.connected
|
|
this.bindToEditorEvents()
|
|
this.bindToSocketEvents()
|
|
}
|
|
|
|
attachToCM6(cm6: EditorFacade) {
|
|
this.cm6 = cm6
|
|
if (this.doc) {
|
|
this.doc.attachToCM6(this.cm6)
|
|
}
|
|
this.cm6.on('change', this.checkConsistency)
|
|
}
|
|
|
|
detachFromCM6() {
|
|
if (this.doc) {
|
|
this.doc.detachFromCM6()
|
|
}
|
|
if (this.cm6) {
|
|
this.cm6.off('change', this.checkConsistency)
|
|
}
|
|
delete this.cm6
|
|
this.clearChaosMonkey()
|
|
if (this.doc) {
|
|
this.ideEventEmitter.emit('document:closed', this.doc)
|
|
}
|
|
}
|
|
|
|
submitOp(...ops: AnyOperation[]) {
|
|
this.doc?.submitOp(ops)
|
|
}
|
|
|
|
private checkConsistency = (editor: EditorFacade) => {
|
|
// We've been seeing a lot of errors when I think there shouldn't be
|
|
// any, which may be related to this check happening before the change is
|
|
// applied. If we use a timeout, hopefully we can reduce this.
|
|
window.setTimeout(() => {
|
|
const editorValue = editor?.getValue()
|
|
const sharejsValue = this.doc?.getSnapshot()
|
|
if (editorValue !== sharejsValue) {
|
|
return this.onError(
|
|
new Error('Editor text does not match server text'),
|
|
{},
|
|
editorValue
|
|
)
|
|
}
|
|
}, 0)
|
|
}
|
|
|
|
getSnapshot() {
|
|
return this.doc?.getSnapshot()
|
|
}
|
|
|
|
getType() {
|
|
return this.doc?.getType()
|
|
}
|
|
|
|
getInflightOp(): ShareJsOperation | undefined {
|
|
return this.doc?.getInflightOp()
|
|
}
|
|
|
|
getPendingOp(): ShareJsOperation | undefined {
|
|
return this.doc?.getPendingOp()
|
|
}
|
|
|
|
getRecentAck() {
|
|
return this.doc?.getRecentAck()
|
|
}
|
|
|
|
hasBufferedOps() {
|
|
return this.doc?.hasBufferedOps()
|
|
}
|
|
|
|
setTrackingChanges(track_changes: boolean) {
|
|
if (this.doc) {
|
|
this.doc.track_changes = track_changes
|
|
}
|
|
}
|
|
|
|
getTrackingChanges() {
|
|
return !!this.doc?.track_changes
|
|
}
|
|
|
|
setTrackChangesIdSeeds(id_seeds: TrackChangesIdSeeds) {
|
|
if (this.doc) {
|
|
this.doc.track_changes_id_seeds = id_seeds
|
|
}
|
|
}
|
|
|
|
private onUpdateAppliedHandler = (update: any) => this.onUpdateApplied(update)
|
|
|
|
private onErrorHandler = (error: Error, message: ErrorMetadata) => {
|
|
// 'otUpdateError' are emitted per doc socket.io room, hence we can be
|
|
// sure that message.doc_id exists.
|
|
if (message.doc_id !== this.doc_id) {
|
|
// This error is for another doc. Do not action it. We could open
|
|
// a modal that has the wrong context on it.
|
|
return
|
|
}
|
|
this.onError(error, message)
|
|
}
|
|
|
|
private onDisconnectHandler = () => this.onDisconnect()
|
|
|
|
private bindToSocketEvents() {
|
|
this.socket.on('otUpdateApplied', this.onUpdateAppliedHandler)
|
|
this.socket.on('otUpdateError', this.onErrorHandler)
|
|
return this.socket.on('disconnect', this.onDisconnectHandler)
|
|
}
|
|
|
|
private unBindFromSocketEvents() {
|
|
this.socket.removeListener('otUpdateApplied', this.onUpdateAppliedHandler)
|
|
this.socket.removeListener('otUpdateError', this.onErrorHandler)
|
|
return this.socket.removeListener('disconnect', this.onDisconnectHandler)
|
|
}
|
|
|
|
private bindToEditorEvents() {
|
|
this.ideEventEmitter.on('project:joined', this.onReconnect)
|
|
}
|
|
|
|
private unBindFromEditorEvents() {
|
|
this.ideEventEmitter.off('project:joined', this.onReconnect)
|
|
}
|
|
|
|
leaveAndCleanUp(cb?: (error?: Error) => void) {
|
|
return this.leave((error?: Error) => {
|
|
this.cleanUp()
|
|
if (cb) cb(error)
|
|
})
|
|
}
|
|
|
|
leaveAndCleanUpPromise() {
|
|
return new Promise<void>((resolve, reject) => {
|
|
this.leaveAndCleanUp((error?: Error) => {
|
|
if (error) {
|
|
reject(error)
|
|
} else {
|
|
resolve()
|
|
}
|
|
})
|
|
})
|
|
}
|
|
|
|
join(callback?: JoinCallback) {
|
|
this.wantToBeJoined = true
|
|
this.cancelLeave()
|
|
if (this.connected) {
|
|
this.joinDoc(callback)
|
|
} else if (callback) {
|
|
this.joinCallbacks.push(callback)
|
|
}
|
|
}
|
|
|
|
leave(callback?: LeaveCallback) {
|
|
this.flush() // force an immediate flush when leaving document
|
|
this.wantToBeJoined = false
|
|
this.cancelJoin()
|
|
if (this.doc?.hasBufferedOps()) {
|
|
debugConsole.log(
|
|
'[leave] Doc has buffered ops, pushing callback for later'
|
|
)
|
|
if (callback) {
|
|
this.leaveCallbacks.push(callback)
|
|
}
|
|
} else if (!this.connected) {
|
|
debugConsole.log('[leave] Not connected, returning now')
|
|
callback?.()
|
|
} else {
|
|
debugConsole.log('[leave] Leaving now')
|
|
this.leaveDoc(callback)
|
|
}
|
|
}
|
|
|
|
flush() {
|
|
return this.doc?.flushPendingOps()
|
|
}
|
|
|
|
chaosMonkey(line = 0, char = 'a') {
|
|
const orig = char
|
|
let copy: string | null = null
|
|
let pos = 0
|
|
const timer = () => {
|
|
if (copy == null || !copy.length) {
|
|
copy = orig.slice() + ' ' + new Date() + '\n'
|
|
line += Math.random() > 0.1 ? 1 : -2
|
|
if (line < 0) {
|
|
line = 0
|
|
}
|
|
pos = 0
|
|
}
|
|
char = copy[0]
|
|
copy = copy.slice(1)
|
|
if (this.cm6) {
|
|
this.cm6.view.dispatch({
|
|
changes: {
|
|
from: Math.min(pos, this.cm6.view.state.doc.length),
|
|
insert: char,
|
|
},
|
|
})
|
|
}
|
|
pos += 1
|
|
this.chaosMonkeyTimer = window.setTimeout(
|
|
timer,
|
|
100 + (Math.random() < 0.1 ? 1000 : 0)
|
|
)
|
|
}
|
|
timer()
|
|
}
|
|
|
|
clearChaosMonkey() {
|
|
const timer = this.chaosMonkeyTimer
|
|
if (timer) {
|
|
this.chaosMonkeyTimer = null
|
|
window.clearTimeout(timer)
|
|
}
|
|
}
|
|
|
|
pollSavedStatus() {
|
|
// returns false if doc has ops waiting to be acknowledged or
|
|
// sent that haven't changed since the last time we checked.
|
|
// Otherwise returns true.
|
|
let saved
|
|
const inflightOp = this.getInflightOp()
|
|
const pendingOp = this.getPendingOp()
|
|
const recentAck = this.getRecentAck()
|
|
const pendingOpSize = pendingOp ? getShareJsOpSize(pendingOp) : 0
|
|
if (inflightOp == null && pendingOp == null) {
|
|
// There's nothing going on, this is OK.
|
|
saved = true
|
|
debugConsole.log('[pollSavedStatus] no inflight or pending ops')
|
|
} else if (inflightOp && inflightOp === this.oldInflightOp) {
|
|
// The same inflight op has been sitting unacked since we
|
|
// last checked, this is bad.
|
|
saved = false
|
|
debugConsole.log('[pollSavedStatus] inflight op is same as before')
|
|
} else if (
|
|
pendingOp != null &&
|
|
recentAck &&
|
|
pendingOpSize < MAX_PENDING_OP_SIZE
|
|
) {
|
|
// There is an op waiting to go to server but it is small and
|
|
// within the flushDelay, this is OK for now.
|
|
saved = true
|
|
debugConsole.log(
|
|
'[pollSavedStatus] pending op (small with recent ack) assume ok',
|
|
pendingOp,
|
|
pendingOpSize
|
|
)
|
|
} else {
|
|
// In any other situation, assume the document is unsaved.
|
|
saved = false
|
|
debugConsole.log(
|
|
`[pollSavedStatus] assuming not saved (inflightOp?: ${
|
|
inflightOp != null
|
|
}, pendingOp?: ${pendingOp != null})`
|
|
)
|
|
}
|
|
|
|
this.oldInflightOp = inflightOp
|
|
return saved
|
|
}
|
|
|
|
private cancelLeave() {
|
|
this.leaveCallbacks = []
|
|
}
|
|
|
|
private cancelJoin() {
|
|
this.joinCallbacks = []
|
|
}
|
|
|
|
private onUpdateApplied(update: Update) {
|
|
this.eventLog.pushEvent('received-update', {
|
|
doc_id: this.doc_id,
|
|
remote_doc_id: update?.doc,
|
|
wantToBeJoined: this.wantToBeJoined,
|
|
update,
|
|
hasDoc: !!this.doc,
|
|
})
|
|
|
|
if (update?.doc === this.doc_id && this.doc != null) {
|
|
this.eventLog.pushEvent('received-update:processing', {
|
|
update,
|
|
})
|
|
// FIXME: change this back to processUpdateFromServer when redis fixed
|
|
this.doc.processUpdateFromServerInOrder(update)
|
|
|
|
if (!this.wantToBeJoined) {
|
|
return this.leave()
|
|
}
|
|
}
|
|
}
|
|
|
|
private onDisconnect() {
|
|
debugConsole.log('[onDisconnect] disconnecting')
|
|
this.connected = false
|
|
this.joined = false
|
|
return this.doc != null
|
|
? this.doc.updateConnectionState('disconnected')
|
|
: undefined
|
|
}
|
|
|
|
private onReconnect = () => {
|
|
debugConsole.log('[onReconnect] reconnected (joined project)')
|
|
this.eventLog.pushEvent('reconnected:afterJoinProject')
|
|
|
|
this.connected = true
|
|
if (this.wantToBeJoined || this.doc?.hasBufferedOps()) {
|
|
debugConsole.log(
|
|
`[onReconnect] Rejoining (wantToBeJoined: ${
|
|
this.wantToBeJoined
|
|
} OR hasBufferedOps: ${this.doc?.hasBufferedOps()})`
|
|
)
|
|
this.joinDoc((error?: Error) => {
|
|
if (error) {
|
|
this.onError(error)
|
|
return
|
|
}
|
|
this.doc?.updateConnectionState('ok')
|
|
this.doc?.flushPendingOps()
|
|
this.callJoinCallbacks()
|
|
})
|
|
}
|
|
}
|
|
|
|
private callJoinCallbacks() {
|
|
for (const callback of this.joinCallbacks) {
|
|
callback()
|
|
}
|
|
this.joinCallbacks = []
|
|
}
|
|
|
|
private joinDoc(callback?: JoinCallback) {
|
|
if (this.doc) {
|
|
this.eventLog.pushEvent('joinDoc:existing', {
|
|
doc_id: this.doc_id,
|
|
version: this.doc.getVersion(),
|
|
})
|
|
return this.socket.emit(
|
|
'joinDoc',
|
|
this.doc_id,
|
|
this.doc.getVersion(),
|
|
{ encodeRanges: true, age: this.doc.getTimeSinceLastServerActivity() },
|
|
(error, docLines, version, updates, ranges) => {
|
|
if (error) {
|
|
callback?.(error)
|
|
return
|
|
}
|
|
this.joined = true
|
|
this.doc?.catchUp(updates)
|
|
this.decodeRanges(ranges)
|
|
this.catchUpRanges(ranges?.changes, ranges?.comments)
|
|
callback?.()
|
|
}
|
|
)
|
|
} else {
|
|
this.eventLog.pushEvent('joinDoc:new', {
|
|
doc_id: this.doc_id,
|
|
})
|
|
this.socket.emit(
|
|
'joinDoc',
|
|
this.doc_id,
|
|
{ encodeRanges: true },
|
|
(error, docLines, version, updates, ranges) => {
|
|
if (error) {
|
|
callback?.(error)
|
|
return
|
|
}
|
|
this.joined = true
|
|
this.eventLog.pushEvent('joinDoc:inited', {
|
|
doc_id: this.doc_id,
|
|
version,
|
|
})
|
|
this.doc = new ShareJsDoc(
|
|
this.doc_id,
|
|
docLines,
|
|
version,
|
|
this.socket,
|
|
this.globalEditorWatchdogManager,
|
|
this.ideEventEmitter,
|
|
this.eventLog
|
|
)
|
|
this.decodeRanges(ranges)
|
|
this.ranges = new RangesTracker(ranges?.changes, ranges?.comments)
|
|
this.bindToShareJsDocEvents()
|
|
callback?.()
|
|
}
|
|
)
|
|
}
|
|
}
|
|
|
|
private decodeRanges(ranges: RangesTracker) {
|
|
try {
|
|
if (ranges.changes) {
|
|
for (const change of ranges.changes) {
|
|
if (isInsertOperation(change.op)) {
|
|
change.op.i = decodeUtf8(change.op.i)
|
|
}
|
|
if (isDeleteOperation(change.op)) {
|
|
change.op.d = decodeUtf8(change.op.d)
|
|
}
|
|
}
|
|
}
|
|
return (() => {
|
|
if (!ranges.comments) {
|
|
return []
|
|
}
|
|
return ranges.comments.map((comment: Change<CommentOperation>) =>
|
|
comment.op.c != null
|
|
? (comment.op.c = decodeUtf8(comment.op.c))
|
|
: undefined
|
|
)
|
|
})()
|
|
} catch (err) {
|
|
debugConsole.error(err)
|
|
}
|
|
}
|
|
|
|
private leaveDoc(callback?: LeaveCallback) {
|
|
this.eventLog.pushEvent('leaveDoc', {
|
|
doc_id: this.doc_id,
|
|
})
|
|
debugConsole.log('[leaveDoc] Sending leaveDoc request')
|
|
this.socket.emit('leaveDoc', this.doc_id, error => {
|
|
if (error) {
|
|
callback?.(error)
|
|
return
|
|
}
|
|
this.joined = false
|
|
for (const leaveCallback of this.leaveCallbacks) {
|
|
debugConsole.log('[_leaveDoc] Calling buffered callback', leaveCallback)
|
|
leaveCallback(error)
|
|
}
|
|
this.leaveCallbacks = []
|
|
callback?.()
|
|
})
|
|
}
|
|
|
|
cleanUp() {
|
|
// if we arrive here from _onError the pending and inflight ops will have been cleared
|
|
if (this.hasBufferedOps()) {
|
|
debugConsole.log(
|
|
`[cleanUp] Document (${this.doc_id}) has buffered ops, refusing to remove from openDocs`
|
|
)
|
|
return // return immediately, do not unbind from events
|
|
}
|
|
|
|
this.detachDoc(this.doc_id, this)
|
|
|
|
this.unBindFromEditorEvents()
|
|
this.unBindFromSocketEvents()
|
|
}
|
|
|
|
private bindToShareJsDocEvents() {
|
|
if (!this.doc) {
|
|
return
|
|
}
|
|
|
|
this.doc.on('error', (error: Error, meta: ErrorMetadata) =>
|
|
this.onError(error, meta)
|
|
)
|
|
this.doc.on('externalUpdate', (update: Update) => {
|
|
this.eventLog.pushEvent('externalUpdate', { doc_id: this.doc_id })
|
|
return this.trigger('externalUpdate', update)
|
|
})
|
|
this.doc.on('remoteop', (...ops: AnyOperation[]) => {
|
|
this.eventLog.pushEvent('remoteop', { doc_id: this.doc_id })
|
|
return this.trigger('remoteop', ...ops)
|
|
})
|
|
this.doc.on('op:sent', (op: AnyOperation) => {
|
|
this.eventLog.pushEvent('op:sent', {
|
|
doc_id: this.doc_id,
|
|
op,
|
|
})
|
|
return this.trigger('op:sent')
|
|
})
|
|
this.doc.on('op:acknowledged', (op: AnyOperation) => {
|
|
this.eventLog.pushEvent('op:acknowledged', {
|
|
doc_id: this.doc_id,
|
|
op,
|
|
})
|
|
this.ideEventEmitter.emit('ide:opAcknowledged', {
|
|
doc_id: this.doc_id,
|
|
op,
|
|
})
|
|
return this.trigger('op:acknowledged')
|
|
})
|
|
this.doc.on('op:timeout', (op: AnyOperation) => {
|
|
this.eventLog.pushEvent('op:timeout', {
|
|
doc_id: this.doc_id,
|
|
op,
|
|
})
|
|
this.trigger('op:timeout')
|
|
return this.onError(new Error('op timed out'))
|
|
})
|
|
this.doc.on(
|
|
'flush',
|
|
(inflightOp: AnyOperation, pendingOp: AnyOperation, version: Version) => {
|
|
return this.eventLog.pushEvent('flush', {
|
|
doc_id: this.doc_id,
|
|
inflightOp,
|
|
pendingOp,
|
|
v: version,
|
|
})
|
|
}
|
|
)
|
|
|
|
let docChangedTimeout: number | null = null
|
|
this.doc.on(
|
|
'change',
|
|
(ops: AnyOperation[], oldSnapshot: any, msg: Message) => {
|
|
this.applyOpsToRanges(ops, msg)
|
|
if (docChangedTimeout) {
|
|
window.clearTimeout(docChangedTimeout)
|
|
}
|
|
docChangedTimeout = window.setTimeout(() => {
|
|
window.dispatchEvent(
|
|
new CustomEvent('doc:changed', { detail: { id: this.doc_id } })
|
|
)
|
|
this.ideEventEmitter.emit('doc:changed', { doc_id: this.doc_id })
|
|
}, 50)
|
|
}
|
|
)
|
|
|
|
this.doc.on('flipped_pending_to_inflight', () => {
|
|
return this.trigger('flipped_pending_to_inflight')
|
|
})
|
|
|
|
let docSavedTimeout: number | null
|
|
this.doc.on('saved', () => {
|
|
if (docSavedTimeout) {
|
|
window.clearTimeout(docSavedTimeout)
|
|
}
|
|
docSavedTimeout = window.setTimeout(() => {
|
|
window.dispatchEvent(
|
|
new CustomEvent('doc:saved', { detail: { id: this.doc_id } })
|
|
)
|
|
this.ideEventEmitter.emit('doc:saved', { doc_id: this.doc_id })
|
|
}, 50)
|
|
})
|
|
}
|
|
|
|
private onError(
|
|
error: Error,
|
|
meta: ErrorMetadata = {},
|
|
editorContent?: string
|
|
) {
|
|
meta.doc_id = this.doc_id
|
|
debugConsole.log('ShareJS error', error, meta)
|
|
if (error.message === 'no project_id found on client') {
|
|
debugConsole.log('ignoring error, will wait to join project')
|
|
return
|
|
}
|
|
if (this.doc) {
|
|
this.doc.clearInflightAndPendingOps()
|
|
}
|
|
this.trigger('error', error, meta, editorContent)
|
|
// The clean-up should run after the error is triggered because the error triggers a
|
|
// disconnect. If we run the clean-up first, we remove our event handlers and miss
|
|
// the disconnect event, which means we try to leaveDoc when the connection comes back.
|
|
// This could interfere with the new connection of a new instance of this document.
|
|
this.cleanUp()
|
|
}
|
|
|
|
private applyOpsToRanges(ops: AnyOperation[], msg?: Message) {
|
|
let old_id_seed
|
|
let track_changes_as = null
|
|
const remote_op = msg != null
|
|
if (remote_op && msg?.meta.tc) {
|
|
old_id_seed = this.ranges!.getIdSeed()
|
|
this.ranges!.setIdSeed(msg.meta.tc)
|
|
track_changes_as = msg.meta.user_id
|
|
} else if (!remote_op && this.track_changes_as != null) {
|
|
track_changes_as = this.track_changes_as
|
|
}
|
|
this.ranges!.track_changes = track_changes_as != null
|
|
for (const op of this.filterOps(ops)) {
|
|
this.ranges!.applyOp(op, { user_id: track_changes_as })
|
|
}
|
|
if (old_id_seed != null) {
|
|
this.ranges!.setIdSeed(old_id_seed)
|
|
}
|
|
if (remote_op) {
|
|
// With remote ops, the editor hasn't been updated when we receive this
|
|
// op, so defer updating track changes until it has
|
|
return window.setTimeout(() => this.emit('ranges:dirty'))
|
|
} else {
|
|
return this.emit('ranges:dirty')
|
|
}
|
|
}
|
|
|
|
private catchUpRanges(
|
|
changes: Change<EditOperation>[],
|
|
comments: Change<CommentOperation>[]
|
|
) {
|
|
// We've just been given the current server's ranges, but need to apply any local ops we have.
|
|
// Reset to the server state then apply our local ops again.
|
|
if (changes == null) {
|
|
changes = []
|
|
}
|
|
if (comments == null) {
|
|
comments = []
|
|
}
|
|
this.emit('ranges:clear')
|
|
this.ranges!.changes = changes
|
|
this.ranges!.comments = comments
|
|
this.ranges!.track_changes = this.doc?.track_changes ?? false
|
|
for (const op of this.filterOps(this.doc?.getInflightOp() || [])) {
|
|
this.ranges!.setIdSeed(this.doc?.track_changes_id_seeds?.inflight)
|
|
this.ranges!.applyOp(op, { user_id: this.track_changes_as })
|
|
}
|
|
for (const op of this.filterOps(this.doc?.getPendingOp() || [])) {
|
|
this.ranges!.setIdSeed(this.doc?.track_changes_id_seeds?.pending)
|
|
this.ranges!.applyOp(op, { user_id: this.track_changes_as })
|
|
}
|
|
return this.emit('ranges:redraw')
|
|
}
|
|
|
|
private filterOps(ops: AnyOperation[]) {
|
|
// Read-only token users can't see/edit comment, so we filter out comment
|
|
// ops to avoid highlighting comment ranges.
|
|
if (getMeta('ol-isRestrictedTokenMember')) {
|
|
return ops.filter(op => !isCommentOperation(op))
|
|
} else {
|
|
return ops
|
|
}
|
|
}
|
|
}
|