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132 lines
4.7 KiB
CoffeeScript
132 lines
4.7 KiB
CoffeeScript
MongoManager = require "./MongoManager"
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Errors = require "./Errors"
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logger = require "logger-sharelatex"
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_ = require "underscore"
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async = require "async"
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settings = require("settings-sharelatex")
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request = require("request")
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crypto = require("crypto")
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thirtySeconds = 30 * 1000
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module.exports = DocManager =
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getDoc: (project_id, doc_id, callback = (error, doc) ->) ->
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MongoManager.findDoc doc_id, (err, doc)->
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if err?
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return callback(err)
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else if !doc?
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return callback new Errors.NotFoundError("No such doc: #{doc_id} in project #{project_id}")
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else if doc?.inS3
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DocManager.unarchiveDoc project_id, doc_id, (err)->
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if err?
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return callback(err)
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MongoManager.findDoc doc_id, callback
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else
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callback err, doc
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getAllDocs: (project_id, callback = (error, docs) ->) ->
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DocManager.unArchiveAllDocs project_id, (error) ->
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MongoManager.getProjectsDocs project_id, (error, docs) ->
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if err?
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return callback(error)
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else if !docs?
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return callback new Errors.NotFoundError("No docs for project #{project_id}")
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else
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return callback(null, docs)
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updateDoc: (project_id, doc_id, lines, callback = (error, modified, rev) ->) ->
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DocManager.getDoc doc_id, (err, doc)->
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if err? and !(error instanceof Errors.NotFoundError)
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logger.err project_id: project_id, doc_id: doc_id, err:err, "error getting document for update"
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return callback(err)
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isNewDoc = lines.length == 0
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linesAreSame = _.isEqual(doc?.lines, lines)
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if linesAreSame and !isNewDoc
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logger.log project_id: project_id, doc_id: doc_id, rev: doc?.rev, "doc lines have not changed - not updating"
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return callback null, false, doc?.rev
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else
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oldRev = doc?.rev || 0
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logger.log {
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project_id: project_id
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doc_id: doc_id,
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oldDocLines: doc?.lines
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newDocLines: lines
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rev: oldRev
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}, "updating doc lines"
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MongoManager.upsertIntoDocCollection project_id, doc_id, lines, (error)->
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return callback(callback) if error?
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callback null, true, oldRev + 1 # rev will have been incremented in mongo by MongoManager.updateDoc
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deleteDoc: (project_id, doc_id, callback = (error) ->) ->
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DocManager.getDoc project_id, doc_id, (error, doc) ->
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return callback(error) if error?
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return callback new Errors.NotFoundError("No such project/doc to delete: #{project_id}/#{doc_id}") if !doc?
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MongoManager.upsertIntoDocCollection project_id, doc_id, doc.lines, (error) ->
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return callback(error) if error?
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MongoManager.markDocAsDeleted doc_id, (error) ->
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return callback(error) if error?
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callback()
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#DOC ARCHIVER
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archiveAllDocs: (project_id, callback = (error, docs) ->) ->
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MongoManager.getProjectsDocs project_id, (error, docs) ->
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if err?
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return callback(error)
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else if !docs?
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return callback new Errors.NotFoundError("No docs for project #{project_id}")
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jobs = _.map docs, (doc) ->
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(cb)-> DocManager.archiveDoc project_id, doc, cb
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async.series jobs, callback
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archiveDoc: (project_id, doc, callback)->
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logger.log project_id: project_id, doc_id: doc._id, "sending doc to s3"
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options = buildS3Options(doc.lines, project_id+"/"+doc._id)
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request.put options, (err, res)->
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if err? || res.statusCode != 200
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logger.err err:err, res:res, "something went wrong archiving doc in aws"
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callback(err)
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MongoManager.markDocAsArchived doc._id, doc.rev, (error) ->
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return callback(error) if error?
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callback()
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unArchiveAllDocs: (project_id, callback = (error) ->) ->
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MongoManager.getProjectsDocs project_id, (error, docs) ->
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if err?
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return callback(error)
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else if !docs?
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return callback new Errors.NotFoundError("No docs for project #{project_id}")
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jobs = _.map docs, (doc) ->
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(cb)->
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if !doc.inS3?
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return cb()
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else
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unarchiveDoc project_id, doc_id, cb
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async.series jobs, callback
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unarchiveDoc: (project_id, doc_id, callback)->
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logger.log project_id: project_id, doc_id: doc._id, "getting doc from s3"
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options = buildS3Options(true, project_id+"/"+doc._id)
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request.get options, (err, res, lines)->
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if err? || res.statusCode != 200
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logger.err err:err, res:res, "something went wrong unarchiving doc from aws"
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callback(err)
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MongoManager.upsertIntoDocCollection project_id, doc._id.toString(), lines, (error) ->
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return callback(error) if error?
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callback()
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buildS3Options = (content, key)->
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return {
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aws:
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key: settings.filestore.s3.key
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secret: settings.filestore.s3.secret
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bucket: settings.filestore.stores.user_files
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timeout: thirtySeconds
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json: content
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#headers:
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# 'content-md5': crypto.createHash("md5").update(content).digest("hex")
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uri:"https://#{settings.filestore.stores.user_files}.s3.amazonaws.com/#{key}"
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}
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