app/controllers/user_blocks_controller.rb

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