Added a handler for fetching names of versioned docs by originals.

server/commons/Handler.coffee

@@ -101,6 +101,37 @@ module.exports = class Handler
       return @setWatching(req, res, args[0]) if req.route.method is 'put' and args[1] is 'watch'
     return @sendNotFoundError(res)
 
+  getNamesByIDs: (req, res) ->
+    ids = req.query.ids or req.body.ids
+    if @modelClass.schema.uses_coco_versions
+      return @getNamesByOriginals(req, res)
+    @getPropertiesFromMultipleDocuments res, User, "name", ids
+
+  getNamesByOriginals: (req, res) ->
+    ids = req.query.ids or req.body.ids
+    ids = ids.split(',') if _.isString ids
+    ids = _.uniq ids
+
+    project = {name:1}
+    sort = {'version.major':-1, 'version.minor':-1}
+
+    makeFunc = (id) =>
+      (callback) =>
+        criteria = {original:mongoose.Types.ObjectId(id)}
+        @modelClass.findOne(criteria, project).sort(sort).exec (err, document) ->
+          return done(err) if err
+          callback(null, document?.toObject() or {})
+
+    funcs = {}
+    for id in ids
+      return errors.badInput(res, "Given an invalid id: #{id}") unless Handler.isID(id)
+      funcs[id] = makeFunc(id)
+
+    async.parallel funcs, (err, results) ->
+      return errors.serverError err if err
+      res.send results
+      res.end()
+
   getPatchesFor: (req, res, id) ->
     query = { 'target.original': mongoose.Types.ObjectId(id), status: req.query.status or 'pending' }
     Patch.find(query).sort('-created').exec (err, patches) =>

server/routes/db.coffee

@@ -35,6 +35,7 @@ module.exports.setup = (app) ->
       return handler.versions(req, res, parts[1]) if parts[2] is 'versions'
       return handler.files(req, res, parts[1]) if parts[2] is 'files'
       return handler.search(req, res) if req.route.method is 'get' and parts[1] is 'search'
+      return handler.getNamesByIDs(req, res) if req.route.method in ['get', 'post'] and parts[1] is 'names'
       return handler.getByRelationship(req, res, parts[1..]...) if parts.length > 2
       return handler.getById(req, res, parts[1]) if req.route.method is 'get' and parts[1]?
       return handler.patch(req, res, parts[1]) if req.route.method is 'patch' and parts[1]?