app/controllers/user_blocks_controller.rb

   1 class UserBlocksController < ApplicationController
   2   include UserMethods
   3   include PaginationMethods
   4
   5   layout "site"
   6
   7   before_action :authorize_web
   8   before_action :set_locale
   9
  10   authorize_resource
  11
  12   before_action :lookup_user, :only => [:new, :create, :revoke_all, :blocks_on, :blocks_by]
  13   before_action :lookup_user_block, :only => [:show, :edit, :update]
  14   before_action :require_valid_params, :only => [:create, :update]
  15   before_action :check_database_readable
  16   before_action :check_database_writable, :only => [:create, :update, :revoke_all]
  17
  18   def index
  19     @params = params.permit
  20
  21     user_blocks = UserBlock.all
  22
  23     @user_blocks, @newer_user_blocks_id, @older_user_blocks_id = get_page_items(user_blocks, :includes => [:user, :creator, :revoker])
  24
  25     @show_user_name = true
  26     @show_creator_name = true
  27
  28     render :partial => "blocks" if turbo_frame_request_id == "pagination"
  29   end
  30
  31   def show
  32     if current_user && current_user == @user_block.user
  33       @user_block.needs_view = false
  34       @user_block.deactivates_at = [@user_block.ends_at, Time.now.utc].max
  35       @user_block.save!
  36     end
  37   end
  38
  39   def new
  40     @user_block = UserBlock.new
  41   end
  42
  43   def edit
  44     params[:user_block_period] = ((@user_block.ends_at - Time.now.utc) / 1.hour).ceil.to_s
  45   end
  46
  47   def create
  48     if @valid_params
  49       now = Time.now.utc
  50       @user_block = UserBlock.new(
  51         :user => @user,
  52         :creator => current_user,
  53         :reason => params[:user_block][:reason],
  54         :created_at => now,
  55         :ends_at => now + @block_period.hours,
  56         :needs_view => params[:user_block][:needs_view]
  57       )
  58       @user_block.deactivates_at = @user_block.ends_at unless @user_block.needs_view
  59
  60       if @user_block.save
  61         flash[:notice] = t(".flash", :name => @user.display_name)
  62         redirect_to @user_block
  63       else
  64         render :action => "new"
  65       end
  66     else
  67       redirect_to new_user_block_path(:display_name => params[:display_name])
  68     end
  69   end
  70
  71   def update
  72     if @valid_params
  73       if cannot?(:update, @user_block)
  74         flash[:error] = t(@user_block.revoker ? ".only_creator_or_revoker_can_edit" : ".only_creator_can_edit")
  75         redirect_to :action => "edit"
  76       else
  77         user_block_was_active = @user_block.active?
  78         @user_block.reason = params[:user_block][:reason]
  79         @user_block.needs_view = params[:user_block][:needs_view]
  80         @user_block.ends_at = Time.now.utc + @block_period.hours
  81         @user_block.deactivates_at = (@user_block.ends_at unless @user_block.needs_view)
  82         @user_block.revoker = current_user if user_block_was_active && !@user_block.active?
  83         if user_block_was_active && @user_block.active? && current_user != @user_block.creator
  84           flash.now[:error] = t(".only_creator_can_edit_without_revoking")
  85           render :action => "edit"
  86         elsif !user_block_was_active && @user_block.active?
  87           flash.now[:error] = t(".inactive_block_cannot_be_reactivated")
  88           render :action => "edit"
  89         else
  90           unless user_block_was_active
  91             @user_block.ends_at = @user_block.ends_at_was
  92             @user_block.deactivates_at = @user_block.deactivates_at_was
  93             @user_block.deactivates_at = [@user_block.ends_at, @user_block.updated_at].max unless @user_block.deactivates_at # take updated_at into account before deactivates_at is backfilled
  94           end
  95           if @user_block.save
  96             flash[:notice] = t(".success")
  97             redirect_to @user_block
  98           else
  99             render :action => "edit"
 100           end
 101         end
 102       end
 103     else
 104       redirect_to edit_user_block_path(:id => params[:id])
 105     end
 106   end
 107
 108   ##
 109   # revokes all active blocks
 110   def revoke_all
 111     if request.post? && params[:confirm]
 112       @user.blocks.active.each { |block| block.revoke!(current_user) }
 113       flash[:notice] = t ".flash"
 114       redirect_to user_blocks_on_path(@user)
 115     end
 116   end
 117
 118   ##
 119   # shows a list of all the blocks on the given user
 120   def blocks_on
 121     @params = params.permit(:display_name)
 122
 123     user_blocks = UserBlock.where(:user => @user)
 124
 125     @user_blocks, @newer_user_blocks_id, @older_user_blocks_id = get_page_items(user_blocks, :includes => [:user, :creator, :revoker])
 126
 127     @show_user_name = false
 128     @show_creator_name = true
 129
 130     render :partial => "blocks" if turbo_frame_request_id == "pagination"
 131   end
 132
 133   ##
 134   # shows a list of all the blocks by the given user.
 135   def blocks_by
 136     @params = params.permit(:display_name)
 137
 138     user_blocks = UserBlock.where(:creator => @user)
 139
 140     @user_blocks, @newer_user_blocks_id, @older_user_blocks_id = get_page_items(user_blocks, :includes => [:user, :creator, :revoker])
 141
 142     @show_user_name = true
 143     @show_creator_name = false
 144
 145     render :partial => "blocks" if turbo_frame_request_id == "pagination"
 146   end
 147
 148   private
 149
 150   ##
 151   # ensure that there is a "user_block" instance variable
 152   def lookup_user_block
 153     @user_block = UserBlock.find(params[:id])
 154   rescue ActiveRecord::RecordNotFound
 155     render :action => "not_found", :status => :not_found
 156   end
 157
 158   ##
 159   # check that the input parameters are valid, setting an instance
 160   # variable if not. note that this doesn't do any redirection, as it's
 161   # called before two different actions, each of which should redirect
 162   # to a different place.
 163   def require_valid_params
 164     @block_period = params[:user_block_period].to_i
 165     @valid_params = false
 166
 167     if UserBlock::PERIODS.exclude?(@block_period)
 168       flash[:error] = t("user_blocks.filter.block_period")
 169
 170     else
 171       @valid_params = true
 172     end
 173   end
 174 end