docbrown/app/controllers/devices_controller.rb
yheuhtozr c4778d832e
app/controllers & decorators i18n (#16126)
* app/controllers (& decorators) i18n etc

* tidy key names

* update keys

* delete ja.yml

* delete an involved ja.yml

* fix for PR review

* fix for spec

* delete ja.yml
2022-02-03 13:35:56 -05:00

67 lines
2.2 KiB
Ruby

class DevicesController < ApplicationController
# Device's `belongs_to :user` association enforces that only authenticated
# users are able to register devices. This replaces the Authenticated Users
# Pusher Beams solution.
# See: https://github.com/forem/forem/pull/12419/files#r563906038
skip_before_action :verify_authenticity_token, only: [:destroy]
rescue_from ActiveRecord::ActiveRecordError, ArgumentError do |exc|
render json: { error: exc.message, status: 422 }, status: :unprocessable_entity
end
def create
device = Device.find_or_create_by(device_params)
if device.persisted?
# Even if the device ID may be irrelevant for the consumer, this
# serves as confirmation that it was registered successfully.
render json: { id: device.id }, status: :created
else
render json: { error: device.errors_as_sentence }, status: :bad_request
end
end
def destroy
device = Device.find_by(unauthenticated_params)
unless device
render json: { error: I18n.t("devices_controller.not_found"), status: 404 }, status: :not_found
return
end
device.destroy
if device.destroyed?
head :no_content
else
render json: { error: device.errors_as_sentence }, status: :bad_request
end
end
private
def device_params
{
user: current_user,
token: params[:token],
platform: params[:platform],
consumer_app: consumer_app
}
end
# Unauthenticated params are used for `destroy` because in the mobile apps
# we react to when a user "has logged out", meaning we no longer have the
# `current_user` to validate ownership of the Device. In this case we
# confirm the ownership if all the values from `unauthenticated_params`
# match a Device. This is guaranteed because the PN token is unique per app
# & device, i.e. only the real owner of the device is able to provide them.
def unauthenticated_params
{
user_id: params[:id],
token: params[:token],
platform: params[:platform],
consumer_app: consumer_app
}
end
def consumer_app
ConsumerApp.find_by(app_bundle: params[:app_bundle], platform: params[:platform])
end
end