overleaf/services/web/app/coffee/Features/Project/ProjectEntityHandler.coffee

501 lines
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Project = require('../../models/Project').Project
settings = require "settings-sharelatex"
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Doc = require('../../models/Doc').Doc
Folder = require('../../models/Folder').Folder
File = require('../../models/File').File
FileStoreHandler = require("../FileStore/FileStoreHandler")
Errors = require "../../errors"
tpdsUpdateSender = require('../ThirdPartyDataStore/TpdsUpdateSender')
projectLocator = require('./ProjectLocator')
path = require "path"
async = require "async"
_ = require('underscore')
logger = require('logger-sharelatex')
docComparitor = require('./DocLinesComparitor')
projectUpdateHandler = require('./ProjectUpdateHandler')
DocstoreManager = require "../Docstore/DocstoreManager"
ProjectGetter = require "./ProjectGetter"
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module.exports = ProjectEntityHandler =
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getAllFolders: (project_id, callback) ->
logger.log project_id:project_id, "getting all folders for project"
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folders = {}
processFolder = (basePath, folder) ->
folders[basePath] = folder
processFolder path.join(basePath, childFolder.name), childFolder for childFolder in folder.folders
ProjectGetter.getProjectWithoutDocLines project_id, (err, project) ->
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return callback(err) if err?
return callback("no project") if !project?
processFolder "/", project.rootFolder[0]
callback null, folders
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getAllDocs: (project_id, callback) ->
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logger.log project_id:project_id, "getting all docs for project"
# We get the path and name info from the project, and the lines and
# version info from the doc store.
DocstoreManager.getAllDocs project_id, (error, docContentsArray) ->
return callback(error) if error?
# Turn array from docstore into a dictionary based on doc id
docContents = {}
for docContent in docContentsArray
docContents[docContent._id] = docContent
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ProjectEntityHandler.getAllFolders project_id, (error, folders) ->
return callback(error) if error?
docs = {}
for folderPath, folder of folders
for doc in folder.docs
content = docContents[doc._id.toString()]
if content?
docs[path.join(folderPath, doc.name)] = {
_id: doc._id
name: doc.name
lines: content.lines
rev: content.rev
}
logger.log count:_.keys(docs).length, project_id:project_id, "returning docs for project"
callback null, docs
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getAllFiles: (project_id, callback) ->
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logger.log project_id:project_id, "getting all files for project"
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@getAllFolders project_id, (err, folders) ->
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return callback(err) if err?
files = {}
for folderPath, folder of folders
for file in folder.fileRefs
if file?
files[path.join(folderPath, file.name)] = file
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callback null, files
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flushProjectToThirdPartyDataStore: (project_id, callback) ->
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self = @
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logger.log project_id:project_id, "flushing project to tpds"
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documentUpdaterHandler = require('../../Features/DocumentUpdater/DocumentUpdaterHandler')
documentUpdaterHandler.flushProjectToMongo project_id, (error) ->
return callback(error) if error?
ProjectGetter.getProject project_id, (error, project) ->
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return callback(error) if error?
requests = []
self.getAllDocs project_id, (error, docs) ->
return callback(error) if error?
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for docPath, doc of docs
do (docPath, doc) ->
requests.push (cb) ->
tpdsUpdateSender.addDoc {project_id:project_id, doc_id:doc._id, path:docPath, project_name:project.name, rev:doc.rev||0}, cb
self.getAllFiles project_id, (error, files) ->
return callback(error) if error?
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for filePath, file of files
do (filePath, file) ->
requests.push (cb) ->
tpdsUpdateSender.addFile {project_id:project_id, file_id:file._id, path:filePath, project_name:project.name, rev:file.rev}, cb
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async.series requests, (err) ->
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logger.log project_id:project_id, "finished flushing project to tpds"
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callback(err)
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setRootDoc: (project_id, newRootDocID, callback = (error) ->)->
logger.log project_id: project_id, rootDocId: newRootDocID, "setting root doc"
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Project.update {_id:project_id}, {rootDoc_id:newRootDocID}, {}, callback
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unsetRootDoc: (project_id, callback = (error) ->) ->
logger.log project_id: project_id, "removing root doc"
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Project.update {_id:project_id}, {$unset: {rootDoc_id: true}}, {}, callback
getDoc: (project_id, doc_id, options = {}, callback = (error, lines, rev) ->) ->
if typeof(options) == "function"
callback = options
options = {}
DocstoreManager.getDoc project_id, doc_id, options, callback
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addDoc: (project_id, folder_id, docName, docLines, callback = (error, doc, folder_id) ->)=>
ProjectGetter.getProjectWithOnlyFolders project_id, (err, project) ->
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logger.log project: project._id, folder_id: folder_id, doc_name: docName, "adding doc"
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return callback(err) if err?
confirmFolder project, folder_id, (folder_id)=>
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doc = new Doc name: docName
# Put doc in docstore first, so that if it errors, we don't have a doc_id in the project
# which hasn't been created in docstore.
DocstoreManager.updateDoc project._id.toString(), doc._id.toString(), docLines, (err, modified, rev) ->
return callback(err) if err?
ProjectEntityHandler._putElement project._id, folder_id, doc, "doc", (err, result)=>
return callback(err) if err?
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tpdsUpdateSender.addDoc {
project_id: project._id,
doc_id: doc._id
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path: result.path.fileSystem,
project_name: project.name,
rev: 0
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}, (err) ->
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return callback(err) if err?
callback(null, doc, folder_id)
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restoreDoc: (project_id, doc_id, name, callback = (error, doc, folder_id) ->) ->
# getDoc will return the deleted doc's lines, but we don't actually remove
# the deleted doc, just create a new one from its lines.
ProjectEntityHandler.getDoc project_id, doc_id, include_deleted: true, (error, lines) ->
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return callback(error) if error?
ProjectEntityHandler.addDoc project_id, null, name, lines, callback
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addFile: (project_or_id, folder_id, fileName, path, callback = (error, fileRef, folder_id) ->)->
ProjectGetter.getProjectWithOnlyFolders project_or_id, (err, project) ->
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logger.log project_id: project._id, folder_id: folder_id, file_name: fileName, path:path, "adding file"
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return callback(err) if err?
confirmFolder project, folder_id, (folder_id)->
fileRef = new File name : fileName
FileStoreHandler.uploadFileFromDisk project._id, fileRef._id, path, (err)->
if err?
logger.err err:err, project_id: project._id, folder_id: folder_id, file_name: fileName, fileRef:fileRef, "error uploading image to s3"
return callback(err)
ProjectEntityHandler._putElement project._id, folder_id, fileRef, "file", (err, result)=>
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tpdsUpdateSender.addFile {project_id:project._id, file_id:fileRef._id, path:result.path.fileSystem, project_name:project.name, rev:fileRef.rev}, ->
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callback(err, fileRef, folder_id)
replaceFile: (project_or_id, file_id, fsPath, callback)->
Project.getProject project_or_id, "", (err, project) ->
return callback(err) if err?
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findOpts =
project_id:project._id
element_id:file_id
type:"file"
FileStoreHandler.uploadFileFromDisk project._id, file_id, fsPath, (err)->
return callback(err) if err?
# Note there is a potential race condition here (and elsewhere)
# If the file tree changes between findElement and the Project.update
# then the path to the file element will be out of date. In practice
# this is not a problem so long as we do not do anything longer running
# between them (like waiting for the file to upload.)
projectLocator.findElement findOpts, (err, fileRef, path)=>
return callback(err) if err?
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tpdsUpdateSender.addFile {project_id:project._id, file_id:fileRef._id, path:path.fileSystem, rev:fileRef.rev+1, project_name:project.name}, (error) ->
return callback(err) if err?
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conditons = _id:project._id
inc = {}
inc["#{path.mongo}.rev"] = 1
set = {}
set["#{path.mongo}.created"] = new Date()
update =
"$inc": inc
"$set": set
Project.update conditons, update, {}, (err, second)->
callback()
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copyFileFromExistingProject: (project_or_id, folder_id, originalProject_id, origonalFileRef, callback = (error, fileRef, folder_id) ->)->
Project.getProject project_or_id, "name", (err, project) ->
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logger.log project_id:project._id, folder_id:folder_id, originalProject_id:originalProject_id, origonalFileRef:origonalFileRef, "copying file in s3"
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return callback(err) if err?
confirmFolder project, folder_id, (folder_id)=>
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if !origonalFileRef?
logger.err project_id:project._id, folder_id:folder_id, originalProject_id:originalProject_id, origonalFileRef:origonalFileRef, "file trying to copy is null"
return callback()
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fileRef = new File name : origonalFileRef.name
FileStoreHandler.copyFile originalProject_id, origonalFileRef._id, project._id, fileRef._id, (err)->
if err?
logger.err err:err, project_id:project._id, folder_id:folder_id, originalProject_id:originalProject_id, origonalFileRef:origonalFileRef, "error coping file in s3"
ProjectEntityHandler._putElement project._id, folder_id, fileRef, "file", (err, result)=>
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tpdsUpdateSender.addFile {project_id:project._id, file_id:fileRef._id, path:result.path.fileSystem, rev:fileRef.rev, project_name:project.name}, (error) ->
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callback(error, fileRef, folder_id)
mkdirp: (project_id, path, callback = (err, newlyCreatedFolders, lastFolderInPath)->)->
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self = @
folders = path.split('/')
folders = _.select folders, (folder)->
return folder.length != 0
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ProjectGetter.getProjectWithOnlyFolders project_id, (err, project)=>
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if path == '/'
logger.log project_id: project._id, "mkdir is only trying to make path of / so sending back root folder"
return callback(null, [], project.rootFolder[0])
logger.log project_id: project._id, path:path, folders:folders, "running mkdirp"
builtUpPath = ''
procesFolder = (previousFolders, folderName, callback)=>
previousFolders = previousFolders || []
parentFolder = previousFolders[previousFolders.length-1]
if parentFolder?
parentFolder_id = parentFolder._id
builtUpPath = "#{builtUpPath}/#{folderName}"
projectLocator.findElementByPath project_id, builtUpPath, (err, foundFolder)=>
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if !foundFolder?
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logger.log path:path, project_id:project._id, folderName:folderName, "making folder from mkdirp"
@addFolder project_id, parentFolder_id, folderName, (err, newFolder, parentFolder_id)->
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newFolder.parentFolder_id = parentFolder_id
previousFolders.push newFolder
callback null, previousFolders
else
foundFolder.filterOut = true
previousFolders.push foundFolder
callback null, previousFolders
async.reduce folders, [], procesFolder, (err, folders)->
lastFolder = folders[folders.length-1]
folders = _.select folders, (folder)->
!folder.filterOut
callback(null, folders, lastFolder)
addFolder: (project_id, parentFolder_id, folderName, callback) ->
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folder = new Folder name: folderName
ProjectGetter.getProjectWithOnlyFolders project_id, (err, project)=>
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return callback(err) if err?
confirmFolder project, parentFolder_id, (parentFolder_id)=>
logger.log project: project_id, parentFolder_id:parentFolder_id, folderName:folderName, "new folder added"
ProjectEntityHandler._putElement project._id, parentFolder_id, folder, "folder", (err, result)=>
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if callback?
callback(err, folder, parentFolder_id)
updateDocLines : (project_id, doc_id, lines, callback = (error) ->)->
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ProjectGetter.getProjectWithoutDocLines project_id, (err, project)->
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return callback(err) if err?
return callback(new Errors.NotFoundError("project not found")) if !project?
logger.log project_id: project_id, doc_id: doc_id, "updating doc lines"
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projectLocator.findElement {project:project, element_id:doc_id, type:"docs"}, (err, doc, path)->
if err?
logger.error err: err, doc_id: doc_id, project_id: project_id, lines: lines, "error finding doc while updating doc lines"
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return callback err
if !doc?
error = new Errors.NotFoundError("doc not found")
logger.error err: error, doc_id: doc_id, project_id: project_id, lines: lines, "doc not found while updating doc lines"
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return callback(error)
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logger.log project_id: project_id, doc_id: doc_id, "telling docstore manager to update doc"
DocstoreManager.updateDoc project_id, doc_id, lines, (err, modified, rev) ->
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if err?
logger.error err: err, doc_id: doc_id, project_id:project_id, lines: lines, "error sending doc to docstore"
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return callback(err)
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logger.log project_id: project_id, doc_id: doc_id, modified:modified, "finished updating doc lines"
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if modified
# Don't need to block for marking as updated
projectUpdateHandler.markAsUpdated project_id
tpdsUpdateSender.addDoc {project_id:project_id, path:path.fileSystem, doc_id:doc_id, project_name:project.name, rev:rev}, callback
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else
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callback()
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moveEntity: (project_id, entity_id, folder_id, entityType, callback = (error) ->)->
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self = @
destinationFolder_id = folder_id
logger.log entityType:entityType, entity_id:entity_id, project_id:project_id, folder_id:folder_id, "moving entity"
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if !entityType?
logger.err err: "No entityType set", project_id: project_id, entity_id: entity_id
return callback("No entityType set")
entityType = entityType.toLowerCase()
ProjectGetter.getProject project_id, (err, project)=>
return callback(err) if err?
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projectLocator.findElement {project:project, element_id:entity_id, type:entityType}, (err, entity, path)->
return callback(err) if err?
if entityType.match(/folder/)
ensureFolderIsNotMovedIntoChild = (callback = (error) ->) ->
projectLocator.findElement {project: project, element_id: folder_id, type:"folder"}, (err, destEntity, destPath) ->
logger.log destPath: destPath.fileSystem, folderPath: path.fileSystem, "checking folder is not moving into child folder"
if (destPath.fileSystem.slice(0, path.fileSystem.length) == path.fileSystem)
logger.log "destination is a child folder, aborting"
callback(new Error("destination folder is a child folder of me"))
else
callback()
else
ensureFolderIsNotMovedIntoChild = (callback = () ->) -> callback()
ensureFolderIsNotMovedIntoChild (error) ->
return callback(error) if error?
self._removeElementFromMongoArray Project, project_id, path.mongo, (err)->
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return callback(err) if err?
ProjectEntityHandler._putElement project_id, destinationFolder_id, entity, entityType, (err, result)->
return callback(err) if err?
opts =
project_id:project_id
project_name:project.name
startPath:path.fileSystem
endPath:result.path.fileSystem,
rev:entity.rev
tpdsUpdateSender.moveEntity opts, callback
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deleteEntity: (project_id, entity_id, entityType, callback = (error) ->)->
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self = @
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logger.log entity_id:entity_id, entityType:entityType, project_id:project_id, "deleting project entity"
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if !entityType?
logger.err err: "No entityType set", project_id: project_id, entity_id: entity_id
return callback("No entityType set")
entityType = entityType.toLowerCase()
ProjectGetter.getProject project_id, (err, project)=>
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return callback(error) if error?
projectLocator.findElement {project: project, element_id: entity_id, type: entityType}, (error, entity, path)=>
return callback(error) if error?
ProjectEntityHandler._cleanUpEntity project, entity, entityType, (error) ->
return callback(error) if error?
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tpdsUpdateSender.deleteEntity project_id:project_id, path:path.fileSystem, project_name:project.name, (error) ->
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return callback(error) if error?
self._removeElementFromMongoArray Project, project_id, path.mongo, (error) ->
return callback(error) if error?
callback null
renameEntity: (project_id, entity_id, entityType, newName, callback)->
logger.log(entity_id: entity_id, project_id: project_id, ('renaming '+entityType))
if !entityType?
logger.err err: "No entityType set", project_id: project_id, entity_id: entity_id
return callback("No entityType set")
entityType = entityType.toLowerCase()
ProjectGetter.getProject project_id, (err, project)=>
projectLocator.findElement {project:project, element_id:entity_id, type:entityType}, (err, entity, path, folder)=>
if err?
return callback err
conditons = {_id:project_id}
update = "$set":{}
namePath = path.mongo+".name"
update["$set"][namePath] = newName
endPath = path.fileSystem.replace(entity.name, newName)
tpdsUpdateSender.moveEntity({project_id:project_id, startPath:path.fileSystem, endPath:endPath, project_name:project.name, rev:entity.rev})
Project.update conditons, update, {}, (err)->
if callback?
callback err
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_cleanUpEntity: (project, entity, entityType, callback = (error) ->) ->
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if(entityType.indexOf("file") != -1)
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ProjectEntityHandler._cleanUpFile project, entity, callback
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else if (entityType.indexOf("doc") != -1)
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ProjectEntityHandler._cleanUpDoc project, entity, callback
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else if (entityType.indexOf("folder") != -1)
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ProjectEntityHandler._cleanUpFolder project, entity, callback
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else
callback()
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_cleanUpDoc: (project, doc, callback = (error) ->) ->
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project_id = project._id.toString()
doc_id = doc._id.toString()
unsetRootDocIfRequired = (callback) =>
if project.rootDoc_id? and project.rootDoc_id.toString() == doc_id
@unsetRootDoc project_id, callback
else
callback()
unsetRootDocIfRequired (error) ->
return callback(error) if error?
require('../../Features/DocumentUpdater/DocumentUpdaterHandler').deleteDoc project_id, doc_id, (error) ->
return callback(error) if error?
ProjectEntityHandler._insertDeletedDocReference project._id, doc, (error) ->
return callback(error) if error?
DocstoreManager.deleteDoc project_id, doc_id, (error) ->
return callback(error) if error?
callback()
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_cleanUpFile: (project, file, callback = (error) ->) ->
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project_id = project._id.toString()
file_id = file._id.toString()
FileStoreHandler.deleteFile project_id, file_id, callback
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_cleanUpFolder: (project, folder, callback = (error) ->) ->
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jobs = []
for doc in folder.docs
do (doc) ->
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jobs.push (callback) -> ProjectEntityHandler._cleanUpDoc project, doc, callback
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for file in folder.fileRefs
do (file) ->
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jobs.push (callback) -> ProjectEntityHandler._cleanUpFile project, file, callback
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for childFolder in folder.folders
do (childFolder) ->
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jobs.push (callback) -> ProjectEntityHandler._cleanUpFolder project, childFolder, callback
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async.series jobs, callback
_removeElementFromMongoArray : (model, model_id, path, callback)->
conditons = {_id:model_id}
update = {"$unset":{}}
update["$unset"][path] = 1
model.update conditons, update, {}, (err)->
pullUpdate = {"$pull":{}}
nonArrayPath = path.slice(0, path.lastIndexOf("."))
pullUpdate["$pull"][nonArrayPath] = null
model.update conditons, pullUpdate, {}, (err)->
if callback?
callback(err)
_insertDeletedDocReference: (project_id, doc, callback = (error) ->) ->
Project.update {
_id: project_id
}, {
$push: {
deletedDocs: {
_id: doc._id
name: doc.name
}
}
}, {}, callback
_countElements : (project, callback)->
countFolder = (folder, cb = (err, count)->)->
jobs = _.map folder?.folders, (folder)->
(asyncCb)-> countFolder folder, asyncCb
async.series jobs, (err, subfolderCounts)->
total = 0
if subfolderCounts?.length > 0
total = _.reduce subfolderCounts, (a, b)-> return a + b
if folder?.folders?.length?
total += folder?.folders?.length
if folder?.docs?.length?
total += folder?.docs?.length
if folder?.fileRefs?.length?
total += folder?.fileRefs?.length
cb(null, total)
countFolder project.rootFolder[0], callback
_putElement: (project_id, folder_id, element, type, callback = (err, path)->)->
sanitizeTypeOfElement = (elementType)->
lastChar = elementType.slice -1
if lastChar != "s"
elementType +="s"
if elementType == "files"
elementType = "fileRefs"
return elementType
if !element?
e = new Error("no element passed to be inserted")
logger.err project_id:project_id, folder_id:folder_id, element:element, type:type, "failed trying to insert element as it was null"
return callback(e)
type = sanitizeTypeOfElement type
ProjectGetter.getProject project_id, {rootFolder:true}, (err, project)=>
if err?
return callback(err)
if !folder_id?
folder_id = project.rootFolder[0]._id
ProjectEntityHandler._countElements project, (err, count)->
if count > settings.maxFilesPerProject
logger.warn project_id:project_id, "project too big, stopping insertions"
return callback("project_has_to_many_files")
projectLocator.findElement {project:project, element_id:folder_id, type:"folders"}, (err, folder, path)=>
newPath =
fileSystem: "#{path.fileSystem}/#{element.name}"
mongo: path.mongo
if err?
logger.err err:err, project_id:project_id, folder_id:folder_id, type:type, element:element, "error finding folder for _putElement"
return callback(err)
logger.log project_id: project_id, element_id: element._id, fileType: type, folder_id: folder_id, "adding element to project"
id = element._id+''
element._id = require('mongoose').Types.ObjectId(id)
conditions = _id:project_id
mongopath = "#{path.mongo}.#{type}"
update = "$push":{}
update["$push"][mongopath] = element
Project.update conditions, update, {}, (err)->
if err?
logger.err err: err, project_id: project_id, 'error saving in putElement project'
return callback(err)
callback(err, {path:newPath})
2014-02-12 05:23:40 -05:00
confirmFolder = (project, folder_id, callback)->
logger.log folder_id:folder_id, project_id:project._id, "confirming folder in project"
if folder_id+'' == 'undefined'
callback(project.rootFolder[0]._id)
else if folder_id != null
callback folder_id
else
callback(project.rootFolder[0]._id)