app/controllers/friendships_controller.rb

   1 class FriendshipsController < ApplicationController
   2   layout "site"
   3
   4   before_action :authorize_web
   5   before_action :set_locale
   6   before_action :check_database_readable
   7
   8   authorize_resource
   9
  10   before_action :check_database_writable, :only => [:make_friend, :remove_friend]
  11
  12   def make_friend
  13     @new_friend = User.find_by(:display_name => params[:display_name])
  14
  15     if @new_friend
  16       if request.post?
  17         friendship = Friendship.new
  18         friendship.befriender = current_user
  19         friendship.befriendee = @new_friend
  20         if current_user.is_friends_with?(@new_friend)
  21           flash[:warning] = t "friendships.make_friend.already_a_friend", :name => @new_friend.display_name
  22         elsif current_user.friendships.where("created_at >= ?", Time.now.getutc - 1.hour).count >= current_user.max_friends_per_hour
  23           flash.now[:error] = t "friendships.make_friend.limit_exceeded"
  24         elsif friendship.save
  25           flash[:notice] = t "friendships.make_friend.success", :name => @new_friend.display_name
  26           UserMailer.friendship_notification(friendship).deliver_later
  27         else
  28           friendship.add_error(t("friendships.make_friend.failed", :name => @new_friend.display_name))
  29         end
  30
  31         if params[:referer]
  32           redirect_to safe_referer(params[:referer])
  33         else
  34           redirect_to user_path
  35         end
  36       end
  37     else
  38       render_unknown_user params[:display_name]
  39     end
  40   end
  41
  42   def remove_friend
  43     @friend = User.find_by(:display_name => params[:display_name])
  44
  45     if @friend
  46       if request.post?
  47         if current_user.is_friends_with?(@friend)
  48           Friendship.where(:befriender => current_user, :befriendee => @friend).delete_all
  49           flash[:notice] = t "friendships.remove_friend.success", :name => @friend.display_name
  50         else
  51           flash[:error] = t "friendships.remove_friend.not_a_friend", :name => @friend.display_name
  52         end
  53
  54         if params[:referer]
  55           redirect_to safe_referer(params[:referer])
  56         else
  57           redirect_to user_path
  58         end
  59       end
  60     else
  61       render_unknown_user params[:display_name]
  62     end
  63   end
  64 end