overleaf/services/docstore/app/coffee/HttpController.coffee
2017-09-20 09:42:08 +02:00

127 lines
4.2 KiB
CoffeeScript

DocManager = require "./DocManager"
logger = require "logger-sharelatex"
DocArchive = require "./DocArchiveManager"
HealthChecker = require "./HealthChecker"
module.exports = HttpController =
getDoc: (req, res, next = (error) ->) ->
project_id = req.params.project_id
doc_id = req.params.doc_id
include_deleted = req.query?.include_deleted == "true"
logger.log project_id: project_id, doc_id: doc_id, "getting doc"
DocManager.getFullDoc project_id, doc_id, (error, doc) ->
return next(error) if error?
logger.log {doc_id, project_id}, "got doc"
if !doc?
res.send 404
else if doc.deleted && !include_deleted
res.send 404
else
res.json HttpController._buildDocView(doc)
getRawDoc: (req, res, next = (error)->)->
project_id = req.params.project_id
doc_id = req.params.doc_id
logger.log project_id: project_id, doc_id: doc_id, "getting raw doc"
DocManager.getDocLines project_id, doc_id, (error, doc) ->
return next(error) if error?
if !doc?
res.send 404
else
res.setHeader('content-type', 'text/plain')
res.send HttpController._buildRawDocView(doc)
getAllDocs: (req, res, next = (error) ->) ->
project_id = req.params.project_id
logger.log project_id: project_id, "getting all docs"
DocManager.getAllNonDeletedDocs project_id, {lines: true, rev: true}, (error, docs = []) ->
return next(error) if error?
res.json HttpController._buildDocsArrayView(project_id, docs)
getAllRanges: (req, res, next = (error) ->) ->
project_id = req.params.project_id
logger.log {project_id}, "getting all ranges"
DocManager.getAllNonDeletedDocs project_id, {ranges: true}, (error, docs = []) ->
return next(error) if error?
res.json HttpController._buildDocsArrayView(project_id, docs)
updateDoc: (req, res, next = (error) ->) ->
project_id = req.params.project_id
doc_id = req.params.doc_id
lines = req.body?.lines
version = req.body?.version
ranges = req.body?.ranges
if !lines? or lines not instanceof Array
logger.error project_id: project_id, doc_id: doc_id, "no doc lines provided"
res.send 400 # Bad Request
return
if !version? or typeof version is not "number"
logger.error project_id: project_id, doc_id: doc_id, "no doc version provided"
res.send 400 # Bad Request
return
if !ranges?
logger.error project_id: project_id, doc_id: doc_id, "no doc ranges provided"
res.send 400 # Bad Request
return
logger.log project_id: project_id, doc_id: doc_id, "got http request to update doc"
DocManager.updateDoc project_id, doc_id, lines, version, ranges, (error, modified, rev) ->
return next(error) if error?
res.json {
modified: modified
rev: rev
}
deleteDoc: (req, res, next = (error) ->) ->
project_id = req.params.project_id
doc_id = req.params.doc_id
logger.log project_id: project_id, doc_id: doc_id, "deleting doc"
DocManager.deleteDoc project_id, doc_id, (error) ->
return next(error) if error?
res.send 204
_buildDocView: (doc) ->
doc_view = { _id: doc._id?.toString() }
for attribute in ["lines", "rev", "version", "ranges", "deleted"]
if doc[attribute]?
doc_view[attribute] = doc[attribute]
return doc_view
_buildRawDocView: (doc)->
return (doc?.lines or []).join("\n")
_buildDocsArrayView: (project_id, docs) ->
docViews = []
for doc in docs
if doc? # There can end up being null docs for some reason :( (probably a race condition)
docViews.push HttpController._buildDocView(doc)
else
logger.error err: new Error("null doc"), project_id: project_id, "encountered null doc"
return docViews
archiveAllDocs: (req, res, next = (error) ->) ->
project_id = req.params.project_id
logger.log project_id: project_id, "archiving all docs"
DocArchive.archiveAllDocs project_id, (error) ->
return next(error) if error?
res.send 204
unArchiveAllDocs: (req, res, next = (error) ->) ->
project_id = req.params.project_id
logger.log project_id: project_id, "unarchiving all docs"
DocArchive.unArchiveAllDocs project_id, (error) ->
return next(error) if error?
res.send 200
healthCheck: (req, res)->
HealthChecker.check (err)->
if err?
logger.err err:err, "error performing health check"
res.send 500
else
res.send 200