Rocket.Chat/server/methods/removeUserFromRoom.coffee

Meteor.methods
	removeUserFromRoom: (data) ->
		fromId = Meteor.userId()
		# console.log '[methods] removeUserFromRoom -> '.green, 'fromId:', fromId, 'data:', data

		room = ChatRoom.findOne data.rid

		if room.uid isnt Meteor.userId() and room.t is 'c'
			throw new Meteor.Error 403, 'Not allowed'

		update =
			$pull:
				uids: data.uid

		removedUser = Meteor.users.findOne data.uid

		# if room name wasn't changed, update with new member
		# unless room.nc
		# 	users = _.without room.uids, data.uid

		# 	usersName = []

		# 	Meteor.users.find({ _id: { $in: users } }, { fields: { name: 1 }, sort: { name: 1 } }).forEach (user) ->
		# 		usersName.push user.name

		# 	room.name = usersName.join ', '

		# 	update.$set =
		# 		name: room.name

		# 	ChatSubscription.update { rid: data.rid },
		# 		$set:
		# 			rn: room.name
		# 	,
		# 		multi: true

		ChatRoom.update data.rid, update

		ChatSubscription.remove { uid: data.uid, rid: data.rid }

		ChatMessage.insert
			rid: data.rid
			ts: (new Date)
			t: 'ru'
			msg: removedUser.name
			by: Meteor.userId()

		return true