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, :revoke]
  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, :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   end
  25
  26   def show
  27     if current_user && current_user == @user_block.user
  28       @user_block.needs_view = false
  29       @user_block.save!
  30     end
  31   end
  32
  33   def new
  34     @user_block = UserBlock.new
  35   end
  36
  37   def edit
  38     params[:user_block_period] = ((@user_block.ends_at - Time.now.utc) / 1.hour).ceil.to_s
  39   end
  40
  41   def create
  42     if @valid_params
  43       now = Time.now.utc
  44       @user_block = UserBlock.new(
  45         :user => @user,
  46         :creator => current_user,
  47         :reason => params[:user_block][:reason],
  48         :created_at => now,
  49         :ends_at => now + @block_period.hours,
  50         :needs_view => params[:user_block][:needs_view]
  51       )
  52
  53       if @user_block.save
  54         flash[:notice] = t(".flash", :name => @user.display_name)
  55         redirect_to @user_block
  56       else
  57         render :action => "new"
  58       end
  59     else
  60       redirect_to new_user_block_path(:display_name => params[:display_name])
  61     end
  62   end
  63
  64   def update
  65     if @valid_params
  66       if current_user != @user_block.creator &&
  67          current_user != @user_block.revoker
  68         flash[:error] = t(@user_block.revoker ? ".only_creator_or_revoker_can_edit" : ".only_creator_can_edit")
  69         redirect_to :action => "edit"
  70       else
  71         user_block_was_active = @user_block.active?
  72         @user_block.reason = params[:user_block][:reason]
  73         @user_block.needs_view = params[:user_block][:needs_view]
  74         @user_block.ends_at = Time.now.utc + @block_period.hours
  75         @user_block.revoker = current_user if user_block_was_active && !@user_block.active?
  76         if !user_block_was_active && @user_block.active?
  77           flash.now[:error] = t(".inactive_block_cannot_be_reactivated")
  78           render :action => "edit"
  79         else
  80           @user_block.ends_at = @user_block.ends_at_was unless user_block_was_active
  81           if @user_block.save
  82             flash[:notice] = t(".success")
  83             redirect_to @user_block
  84           else
  85             render :action => "edit"
  86           end
  87         end
  88       end
  89     else
  90       redirect_to edit_user_block_path(:id => params[:id])
  91     end
  92   end
  93
  94   ##
  95   # revokes the block, setting the end_time to now
  96   def revoke
  97     if request.post? && params[:confirm] && @user_block.revoke!(current_user)
  98       flash[:notice] = t ".flash"
  99       redirect_to(@user_block)
 100     end
 101   end
 102
 103   ##
 104   # revokes all active blocks
 105   def revoke_all
 106     if request.post? && params[:confirm]
 107       @user.blocks.active.each { |block| block.revoke!(current_user) }
 108       flash[:notice] = t ".flash"
 109       redirect_to user_blocks_on_path(@user)
 110     end
 111   end
 112
 113   ##
 114   # shows a list of all the blocks on the given user
 115   def blocks_on
 116     @params = params.permit(:display_name)
 117
 118     user_blocks = UserBlock.where(:user => @user)
 119
 120     @user_blocks, @newer_user_blocks_id, @older_user_blocks_id = get_page_items(user_blocks, :includes => [:user, :creator, :revoker])
 121   end
 122
 123   ##
 124   # shows a list of all the blocks by the given user.
 125   def blocks_by
 126     @params = params.permit(:display_name)
 127
 128     user_blocks = UserBlock.where(:creator => @user)
 129
 130     @user_blocks, @newer_user_blocks_id, @older_user_blocks_id = get_page_items(user_blocks, :includes => [:user, :creator, :revoker])
 131   end
 132
 133   private
 134
 135   ##
 136   # ensure that there is a "user_block" instance variable
 137   def lookup_user_block
 138     @user_block = UserBlock.find(params[:id])
 139   rescue ActiveRecord::RecordNotFound
 140     render :action => "not_found", :status => :not_found
 141   end
 142
 143   ##
 144   # check that the input parameters are valid, setting an instance
 145   # variable if not. note that this doesn't do any redirection, as it's
 146   # called before two different actions, each of which should redirect
 147   # to a different place.
 148   def require_valid_params
 149     @block_period = params[:user_block_period].to_i
 150     @valid_params = false
 151
 152     if UserBlock::PERIODS.exclude?(@block_period)
 153       flash[:error] = t("user_blocks.filter.block_period")
 154
 155     else
 156       @valid_params = true
 157     end
 158   end
 159 end