app/controllers/home_controller.rb

   1 # frozen_string_literal: true
   2
   3 class HomeController < ApplicationController
   4   before_action :authenticate_user!
   5   before_action :set_referrer_policy_header
   6   before_action :set_initial_state_json
   7
   8   def index
   9     @body_classes = 'app-body'
  10   end
  11
  12   private
  13
  14   def authenticate_user!
  15     return if user_signed_in?
  16
  17     matches = request.path.match(/\A\/web\/(statuses|accounts)\/([\d]+)\z/)
  18
  19     if matches
  20       case matches[1]
  21       when 'statuses'
  22         status = Status.find_by(id: matches[2])
  23
  24         if status&.distributable?
  25           redirect_to(ActivityPub::TagManager.instance.url_for(status))
  26           return
  27         end
  28       when 'accounts'
  29         account = Account.find_by(id: matches[2])
  30
  31         if account
  32           redirect_to(ActivityPub::TagManager.instance.url_for(account))
  33           return
  34         end
  35       end
  36     end
  37
  38     matches = request.path.match(%r{\A/web/timelines/tag/(?<tag>.+)\z})
  39     redirect_to(matches ? tag_path(CGI.unescape(matches[:tag])) : default_redirect_path)
  40   end
  41
  42   def set_initial_state_json
  43     serializable_resource = ActiveModelSerializers::SerializableResource.new(InitialStatePresenter.new(initial_state_params), serializer: InitialStateSerializer)
  44     @initial_state_json   = serializable_resource.to_json
  45   end
  46
  47   def initial_state_params
  48     {
  49       settings: Web::Setting.find_by(user: current_user)&.data || {},
  50       push_subscription: current_account.user.web_push_subscription(current_session),
  51       current_account: current_account,
  52       token: current_session.token,
  53       admin: Account.find_local(Setting.site_contact_username.strip.gsub(/\A@/, '')),
  54     }
  55   end
  56
  57   def default_redirect_path
  58     if request.path.start_with?('/web') || whitelist_mode?
  59       new_user_session_path
  60     elsif single_user_mode?
  61       short_account_path(Account.local.without_suspended.where('id > 0').first)
  62     else
  63       about_path
  64     end
  65   end
  66
  67   def set_referrer_policy_header
  68     response.headers['Referrer-Policy'] = 'origin'
  69   end
  70 end