mirror of
https://github.com/overleaf/overleaf.git
synced 2024-12-11 23:52:19 -05:00
808 lines
21 KiB
JavaScript
808 lines
21 KiB
JavaScript
/* eslint-disable
|
|
camelcase,
|
|
handle-callback-err,
|
|
no-unused-vars,
|
|
*/
|
|
// TODO: This file was created by bulk-decaffeinate.
|
|
// Fix any style issues and re-enable lint.
|
|
/*
|
|
* decaffeinate suggestions:
|
|
* DS101: Remove unnecessary use of Array.from
|
|
* DS102: Remove unnecessary code created because of implicit returns
|
|
* DS207: Consider shorter variations of null checks
|
|
* Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
|
|
*/
|
|
let DocumentManager
|
|
const RedisManager = require('./RedisManager')
|
|
const ProjectHistoryRedisManager = require('./ProjectHistoryRedisManager')
|
|
const PersistenceManager = require('./PersistenceManager')
|
|
const DiffCodec = require('./DiffCodec')
|
|
const logger = require('logger-sharelatex')
|
|
const Metrics = require('./Metrics')
|
|
const HistoryManager = require('./HistoryManager')
|
|
const RealTimeRedisManager = require('./RealTimeRedisManager')
|
|
const Errors = require('./Errors')
|
|
const RangesManager = require('./RangesManager')
|
|
const async = require('async')
|
|
|
|
const MAX_UNFLUSHED_AGE = 300 * 1000 // 5 mins, document should be flushed to mongo this time after a change
|
|
|
|
module.exports = DocumentManager = {
|
|
getDoc(project_id, doc_id, _callback) {
|
|
if (_callback == null) {
|
|
_callback = function (
|
|
error,
|
|
lines,
|
|
version,
|
|
ranges,
|
|
pathname,
|
|
projectHistoryId,
|
|
unflushedTime,
|
|
alreadyLoaded
|
|
) {}
|
|
}
|
|
const timer = new Metrics.Timer('docManager.getDoc')
|
|
const callback = function (...args) {
|
|
timer.done()
|
|
return _callback(...Array.from(args || []))
|
|
}
|
|
|
|
return RedisManager.getDoc(
|
|
project_id,
|
|
doc_id,
|
|
function (
|
|
error,
|
|
lines,
|
|
version,
|
|
ranges,
|
|
pathname,
|
|
projectHistoryId,
|
|
unflushedTime
|
|
) {
|
|
if (error != null) {
|
|
return callback(error)
|
|
}
|
|
if (lines == null || version == null) {
|
|
logger.log(
|
|
{ project_id, doc_id },
|
|
'doc not in redis so getting from persistence API'
|
|
)
|
|
return PersistenceManager.getDoc(
|
|
project_id,
|
|
doc_id,
|
|
function (
|
|
error,
|
|
lines,
|
|
version,
|
|
ranges,
|
|
pathname,
|
|
projectHistoryId,
|
|
projectHistoryType
|
|
) {
|
|
if (error != null) {
|
|
return callback(error)
|
|
}
|
|
logger.log(
|
|
{
|
|
project_id,
|
|
doc_id,
|
|
lines,
|
|
version,
|
|
pathname,
|
|
projectHistoryId,
|
|
projectHistoryType,
|
|
},
|
|
'got doc from persistence API'
|
|
)
|
|
return RedisManager.putDocInMemory(
|
|
project_id,
|
|
doc_id,
|
|
lines,
|
|
version,
|
|
ranges,
|
|
pathname,
|
|
projectHistoryId,
|
|
function (error) {
|
|
if (error != null) {
|
|
return callback(error)
|
|
}
|
|
return RedisManager.setHistoryType(
|
|
doc_id,
|
|
projectHistoryType,
|
|
function (error) {
|
|
if (error != null) {
|
|
return callback(error)
|
|
}
|
|
return callback(
|
|
null,
|
|
lines,
|
|
version,
|
|
ranges || {},
|
|
pathname,
|
|
projectHistoryId,
|
|
null,
|
|
false
|
|
)
|
|
}
|
|
)
|
|
}
|
|
)
|
|
}
|
|
)
|
|
} else {
|
|
return callback(
|
|
null,
|
|
lines,
|
|
version,
|
|
ranges,
|
|
pathname,
|
|
projectHistoryId,
|
|
unflushedTime,
|
|
true
|
|
)
|
|
}
|
|
}
|
|
)
|
|
},
|
|
|
|
getDocAndRecentOps(project_id, doc_id, fromVersion, _callback) {
|
|
if (_callback == null) {
|
|
_callback = function (
|
|
error,
|
|
lines,
|
|
version,
|
|
ops,
|
|
ranges,
|
|
pathname,
|
|
projectHistoryId
|
|
) {}
|
|
}
|
|
const timer = new Metrics.Timer('docManager.getDocAndRecentOps')
|
|
const callback = function (...args) {
|
|
timer.done()
|
|
return _callback(...Array.from(args || []))
|
|
}
|
|
|
|
return DocumentManager.getDoc(
|
|
project_id,
|
|
doc_id,
|
|
function (error, lines, version, ranges, pathname, projectHistoryId) {
|
|
if (error != null) {
|
|
return callback(error)
|
|
}
|
|
if (fromVersion === -1) {
|
|
return callback(
|
|
null,
|
|
lines,
|
|
version,
|
|
[],
|
|
ranges,
|
|
pathname,
|
|
projectHistoryId
|
|
)
|
|
} else {
|
|
return RedisManager.getPreviousDocOps(
|
|
doc_id,
|
|
fromVersion,
|
|
version,
|
|
function (error, ops) {
|
|
if (error != null) {
|
|
return callback(error)
|
|
}
|
|
return callback(
|
|
null,
|
|
lines,
|
|
version,
|
|
ops,
|
|
ranges,
|
|
pathname,
|
|
projectHistoryId
|
|
)
|
|
}
|
|
)
|
|
}
|
|
}
|
|
)
|
|
},
|
|
|
|
setDoc(project_id, doc_id, newLines, source, user_id, undoing, _callback) {
|
|
if (_callback == null) {
|
|
_callback = function (error) {}
|
|
}
|
|
const timer = new Metrics.Timer('docManager.setDoc')
|
|
const callback = function (...args) {
|
|
timer.done()
|
|
return _callback(...Array.from(args || []))
|
|
}
|
|
|
|
if (newLines == null) {
|
|
return callback(new Error('No lines were provided to setDoc'))
|
|
}
|
|
|
|
const UpdateManager = require('./UpdateManager')
|
|
return DocumentManager.getDoc(
|
|
project_id,
|
|
doc_id,
|
|
function (
|
|
error,
|
|
oldLines,
|
|
version,
|
|
ranges,
|
|
pathname,
|
|
projectHistoryId,
|
|
unflushedTime,
|
|
alreadyLoaded
|
|
) {
|
|
if (error != null) {
|
|
return callback(error)
|
|
}
|
|
|
|
if (
|
|
oldLines != null &&
|
|
oldLines.length > 0 &&
|
|
oldLines[0].text != null
|
|
) {
|
|
logger.log(
|
|
{ doc_id, project_id, oldLines, newLines },
|
|
'document is JSON so not updating'
|
|
)
|
|
return callback(null)
|
|
}
|
|
|
|
logger.log(
|
|
{ doc_id, project_id, oldLines, newLines },
|
|
'setting a document via http'
|
|
)
|
|
return DiffCodec.diffAsShareJsOp(
|
|
oldLines,
|
|
newLines,
|
|
function (error, op) {
|
|
if (error != null) {
|
|
return callback(error)
|
|
}
|
|
if (undoing) {
|
|
for (const o of Array.from(op || [])) {
|
|
o.u = true
|
|
} // Turn on undo flag for each op for track changes
|
|
}
|
|
const update = {
|
|
doc: doc_id,
|
|
op,
|
|
v: version,
|
|
meta: {
|
|
type: 'external',
|
|
source,
|
|
user_id,
|
|
},
|
|
}
|
|
return UpdateManager.applyUpdate(
|
|
project_id,
|
|
doc_id,
|
|
update,
|
|
function (error) {
|
|
if (error != null) {
|
|
return callback(error)
|
|
}
|
|
// If the document was loaded already, then someone has it open
|
|
// in a project, and the usual flushing mechanism will happen.
|
|
// Otherwise we should remove it immediately since nothing else
|
|
// is using it.
|
|
if (alreadyLoaded) {
|
|
return DocumentManager.flushDocIfLoaded(
|
|
project_id,
|
|
doc_id,
|
|
function (error) {
|
|
if (error != null) {
|
|
return callback(error)
|
|
}
|
|
return callback(null)
|
|
}
|
|
)
|
|
} else {
|
|
return DocumentManager.flushAndDeleteDoc(
|
|
project_id,
|
|
doc_id,
|
|
{},
|
|
function (error) {
|
|
// There is no harm in flushing project history if the previous
|
|
// call failed and sometimes it is required
|
|
HistoryManager.flushProjectChangesAsync(project_id)
|
|
|
|
if (error != null) {
|
|
return callback(error)
|
|
}
|
|
return callback(null)
|
|
}
|
|
)
|
|
}
|
|
}
|
|
)
|
|
}
|
|
)
|
|
}
|
|
)
|
|
},
|
|
|
|
flushDocIfLoaded(project_id, doc_id, _callback) {
|
|
if (_callback == null) {
|
|
_callback = function (error) {}
|
|
}
|
|
const timer = new Metrics.Timer('docManager.flushDocIfLoaded')
|
|
const callback = function (...args) {
|
|
timer.done()
|
|
return _callback(...Array.from(args || []))
|
|
}
|
|
return RedisManager.getDoc(
|
|
project_id,
|
|
doc_id,
|
|
function (
|
|
error,
|
|
lines,
|
|
version,
|
|
ranges,
|
|
pathname,
|
|
projectHistoryId,
|
|
unflushedTime,
|
|
lastUpdatedAt,
|
|
lastUpdatedBy
|
|
) {
|
|
if (error != null) {
|
|
return callback(error)
|
|
}
|
|
if (lines == null || version == null) {
|
|
logger.log(
|
|
{ project_id, doc_id },
|
|
'doc is not loaded so not flushing'
|
|
)
|
|
return callback(null) // TODO: return a flag to bail out, as we go on to remove doc from memory?
|
|
} else {
|
|
logger.log({ project_id, doc_id, version }, 'flushing doc')
|
|
return PersistenceManager.setDoc(
|
|
project_id,
|
|
doc_id,
|
|
lines,
|
|
version,
|
|
ranges,
|
|
lastUpdatedAt,
|
|
lastUpdatedBy,
|
|
function (error) {
|
|
if (error != null) {
|
|
return callback(error)
|
|
}
|
|
return RedisManager.clearUnflushedTime(doc_id, callback)
|
|
}
|
|
)
|
|
}
|
|
}
|
|
)
|
|
},
|
|
|
|
flushAndDeleteDoc(project_id, doc_id, options, _callback) {
|
|
const timer = new Metrics.Timer('docManager.flushAndDeleteDoc')
|
|
const callback = function (...args) {
|
|
timer.done()
|
|
return _callback(...Array.from(args || []))
|
|
}
|
|
|
|
return DocumentManager.flushDocIfLoaded(
|
|
project_id,
|
|
doc_id,
|
|
function (error) {
|
|
if (error != null) {
|
|
if (options.ignoreFlushErrors) {
|
|
logger.warn(
|
|
{ project_id, doc_id, err: error },
|
|
'ignoring flush error while deleting document'
|
|
)
|
|
} else {
|
|
return callback(error)
|
|
}
|
|
}
|
|
|
|
// Flush in the background since it requires a http request
|
|
HistoryManager.flushDocChangesAsync(project_id, doc_id)
|
|
|
|
return RedisManager.removeDocFromMemory(
|
|
project_id,
|
|
doc_id,
|
|
function (error) {
|
|
if (error != null) {
|
|
return callback(error)
|
|
}
|
|
return callback(null)
|
|
}
|
|
)
|
|
}
|
|
)
|
|
},
|
|
|
|
acceptChanges(project_id, doc_id, change_ids, _callback) {
|
|
if (change_ids == null) {
|
|
change_ids = []
|
|
}
|
|
if (_callback == null) {
|
|
_callback = function (error) {}
|
|
}
|
|
const timer = new Metrics.Timer('docManager.acceptChanges')
|
|
const callback = function (...args) {
|
|
timer.done()
|
|
return _callback(...Array.from(args || []))
|
|
}
|
|
|
|
return DocumentManager.getDoc(
|
|
project_id,
|
|
doc_id,
|
|
function (error, lines, version, ranges) {
|
|
if (error != null) {
|
|
return callback(error)
|
|
}
|
|
if (lines == null || version == null) {
|
|
return callback(
|
|
new Errors.NotFoundError(`document not found: ${doc_id}`)
|
|
)
|
|
}
|
|
return RangesManager.acceptChanges(
|
|
change_ids,
|
|
ranges,
|
|
function (error, new_ranges) {
|
|
if (error != null) {
|
|
return callback(error)
|
|
}
|
|
return RedisManager.updateDocument(
|
|
project_id,
|
|
doc_id,
|
|
lines,
|
|
version,
|
|
[],
|
|
new_ranges,
|
|
{},
|
|
function (error) {
|
|
if (error != null) {
|
|
return callback(error)
|
|
}
|
|
return callback()
|
|
}
|
|
)
|
|
}
|
|
)
|
|
}
|
|
)
|
|
},
|
|
|
|
deleteComment(project_id, doc_id, comment_id, _callback) {
|
|
if (_callback == null) {
|
|
_callback = function (error) {}
|
|
}
|
|
const timer = new Metrics.Timer('docManager.deleteComment')
|
|
const callback = function (...args) {
|
|
timer.done()
|
|
return _callback(...Array.from(args || []))
|
|
}
|
|
|
|
return DocumentManager.getDoc(
|
|
project_id,
|
|
doc_id,
|
|
function (error, lines, version, ranges) {
|
|
if (error != null) {
|
|
return callback(error)
|
|
}
|
|
if (lines == null || version == null) {
|
|
return callback(
|
|
new Errors.NotFoundError(`document not found: ${doc_id}`)
|
|
)
|
|
}
|
|
return RangesManager.deleteComment(
|
|
comment_id,
|
|
ranges,
|
|
function (error, new_ranges) {
|
|
if (error != null) {
|
|
return callback(error)
|
|
}
|
|
return RedisManager.updateDocument(
|
|
project_id,
|
|
doc_id,
|
|
lines,
|
|
version,
|
|
[],
|
|
new_ranges,
|
|
{},
|
|
function (error) {
|
|
if (error != null) {
|
|
return callback(error)
|
|
}
|
|
return callback()
|
|
}
|
|
)
|
|
}
|
|
)
|
|
}
|
|
)
|
|
},
|
|
|
|
renameDoc(project_id, doc_id, user_id, update, projectHistoryId, _callback) {
|
|
if (_callback == null) {
|
|
_callback = function (error) {}
|
|
}
|
|
const timer = new Metrics.Timer('docManager.updateProject')
|
|
const callback = function (...args) {
|
|
timer.done()
|
|
return _callback(...Array.from(args || []))
|
|
}
|
|
|
|
return RedisManager.renameDoc(
|
|
project_id,
|
|
doc_id,
|
|
user_id,
|
|
update,
|
|
projectHistoryId,
|
|
callback
|
|
)
|
|
},
|
|
|
|
getDocAndFlushIfOld(project_id, doc_id, callback) {
|
|
if (callback == null) {
|
|
callback = function (error, doc) {}
|
|
}
|
|
return DocumentManager.getDoc(
|
|
project_id,
|
|
doc_id,
|
|
function (
|
|
error,
|
|
lines,
|
|
version,
|
|
ranges,
|
|
pathname,
|
|
projectHistoryId,
|
|
unflushedTime,
|
|
alreadyLoaded
|
|
) {
|
|
if (error != null) {
|
|
return callback(error)
|
|
}
|
|
// if doc was already loaded see if it needs to be flushed
|
|
if (
|
|
alreadyLoaded &&
|
|
unflushedTime != null &&
|
|
Date.now() - unflushedTime > MAX_UNFLUSHED_AGE
|
|
) {
|
|
return DocumentManager.flushDocIfLoaded(
|
|
project_id,
|
|
doc_id,
|
|
function (error) {
|
|
if (error != null) {
|
|
return callback(error)
|
|
}
|
|
return callback(null, lines, version)
|
|
}
|
|
)
|
|
} else {
|
|
return callback(null, lines, version)
|
|
}
|
|
}
|
|
)
|
|
},
|
|
|
|
resyncDocContents(project_id, doc_id, callback) {
|
|
logger.log({ project_id, doc_id }, 'start resyncing doc contents')
|
|
return RedisManager.getDoc(
|
|
project_id,
|
|
doc_id,
|
|
function (error, lines, version, ranges, pathname, projectHistoryId) {
|
|
if (error != null) {
|
|
return callback(error)
|
|
}
|
|
|
|
if (lines == null || version == null) {
|
|
logger.log(
|
|
{ project_id, doc_id },
|
|
'resyncing doc contents - not found in redis - retrieving from web'
|
|
)
|
|
return PersistenceManager.getDoc(
|
|
project_id,
|
|
doc_id,
|
|
function (
|
|
error,
|
|
lines,
|
|
version,
|
|
ranges,
|
|
pathname,
|
|
projectHistoryId
|
|
) {
|
|
if (error != null) {
|
|
logger.error(
|
|
{ project_id, doc_id, getDocError: error },
|
|
'resyncing doc contents - error retrieving from web'
|
|
)
|
|
return callback(error)
|
|
}
|
|
return ProjectHistoryRedisManager.queueResyncDocContent(
|
|
project_id,
|
|
projectHistoryId,
|
|
doc_id,
|
|
lines,
|
|
version,
|
|
pathname,
|
|
callback
|
|
)
|
|
}
|
|
)
|
|
} else {
|
|
logger.log(
|
|
{ project_id, doc_id },
|
|
'resyncing doc contents - doc in redis - will queue in redis'
|
|
)
|
|
return ProjectHistoryRedisManager.queueResyncDocContent(
|
|
project_id,
|
|
projectHistoryId,
|
|
doc_id,
|
|
lines,
|
|
version,
|
|
pathname,
|
|
callback
|
|
)
|
|
}
|
|
}
|
|
)
|
|
},
|
|
|
|
getDocWithLock(project_id, doc_id, callback) {
|
|
if (callback == null) {
|
|
callback = function (error, lines, version) {}
|
|
}
|
|
const UpdateManager = require('./UpdateManager')
|
|
return UpdateManager.lockUpdatesAndDo(
|
|
DocumentManager.getDoc,
|
|
project_id,
|
|
doc_id,
|
|
callback
|
|
)
|
|
},
|
|
|
|
getDocAndRecentOpsWithLock(project_id, doc_id, fromVersion, callback) {
|
|
if (callback == null) {
|
|
callback = function (
|
|
error,
|
|
lines,
|
|
version,
|
|
ops,
|
|
ranges,
|
|
pathname,
|
|
projectHistoryId
|
|
) {}
|
|
}
|
|
const UpdateManager = require('./UpdateManager')
|
|
return UpdateManager.lockUpdatesAndDo(
|
|
DocumentManager.getDocAndRecentOps,
|
|
project_id,
|
|
doc_id,
|
|
fromVersion,
|
|
callback
|
|
)
|
|
},
|
|
|
|
getDocAndFlushIfOldWithLock(project_id, doc_id, callback) {
|
|
if (callback == null) {
|
|
callback = function (error, doc) {}
|
|
}
|
|
const UpdateManager = require('./UpdateManager')
|
|
return UpdateManager.lockUpdatesAndDo(
|
|
DocumentManager.getDocAndFlushIfOld,
|
|
project_id,
|
|
doc_id,
|
|
callback
|
|
)
|
|
},
|
|
|
|
setDocWithLock(
|
|
project_id,
|
|
doc_id,
|
|
lines,
|
|
source,
|
|
user_id,
|
|
undoing,
|
|
callback
|
|
) {
|
|
if (callback == null) {
|
|
callback = function (error) {}
|
|
}
|
|
const UpdateManager = require('./UpdateManager')
|
|
return UpdateManager.lockUpdatesAndDo(
|
|
DocumentManager.setDoc,
|
|
project_id,
|
|
doc_id,
|
|
lines,
|
|
source,
|
|
user_id,
|
|
undoing,
|
|
callback
|
|
)
|
|
},
|
|
|
|
flushDocIfLoadedWithLock(project_id, doc_id, callback) {
|
|
if (callback == null) {
|
|
callback = function (error) {}
|
|
}
|
|
const UpdateManager = require('./UpdateManager')
|
|
return UpdateManager.lockUpdatesAndDo(
|
|
DocumentManager.flushDocIfLoaded,
|
|
project_id,
|
|
doc_id,
|
|
callback
|
|
)
|
|
},
|
|
|
|
flushAndDeleteDocWithLock(project_id, doc_id, options, callback) {
|
|
const UpdateManager = require('./UpdateManager')
|
|
return UpdateManager.lockUpdatesAndDo(
|
|
DocumentManager.flushAndDeleteDoc,
|
|
project_id,
|
|
doc_id,
|
|
options,
|
|
callback
|
|
)
|
|
},
|
|
|
|
acceptChangesWithLock(project_id, doc_id, change_ids, callback) {
|
|
if (callback == null) {
|
|
callback = function (error) {}
|
|
}
|
|
const UpdateManager = require('./UpdateManager')
|
|
return UpdateManager.lockUpdatesAndDo(
|
|
DocumentManager.acceptChanges,
|
|
project_id,
|
|
doc_id,
|
|
change_ids,
|
|
callback
|
|
)
|
|
},
|
|
|
|
deleteCommentWithLock(project_id, doc_id, thread_id, callback) {
|
|
if (callback == null) {
|
|
callback = function (error) {}
|
|
}
|
|
const UpdateManager = require('./UpdateManager')
|
|
return UpdateManager.lockUpdatesAndDo(
|
|
DocumentManager.deleteComment,
|
|
project_id,
|
|
doc_id,
|
|
thread_id,
|
|
callback
|
|
)
|
|
},
|
|
|
|
renameDocWithLock(
|
|
project_id,
|
|
doc_id,
|
|
user_id,
|
|
update,
|
|
projectHistoryId,
|
|
callback
|
|
) {
|
|
if (callback == null) {
|
|
callback = function (error) {}
|
|
}
|
|
const UpdateManager = require('./UpdateManager')
|
|
return UpdateManager.lockUpdatesAndDo(
|
|
DocumentManager.renameDoc,
|
|
project_id,
|
|
doc_id,
|
|
user_id,
|
|
update,
|
|
projectHistoryId,
|
|
callback
|
|
)
|
|
},
|
|
|
|
resyncDocContentsWithLock(project_id, doc_id, callback) {
|
|
if (callback == null) {
|
|
callback = function (error) {}
|
|
}
|
|
const UpdateManager = require('./UpdateManager')
|
|
return UpdateManager.lockUpdatesAndDo(
|
|
DocumentManager.resyncDocContents,
|
|
project_id,
|
|
doc_id,
|
|
callback
|
|
)
|
|
},
|
|
}
|