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         if !user_block_was_active && @user_block.active?
  76           flash.now[:error] = t(".inactive_block_cannot_be_reactivated")
  77           render :action => "edit"
  78         else
  79           @user_block.ends_at = @user_block.ends_at_was unless user_block_was_active
  80           if @user_block.save
  81             flash[:notice] = t(".success")
  82             redirect_to @user_block
  83           else
  84             render :action => "edit"
  85           end
  86         end
  87       end
  88     else
  89       redirect_to edit_user_block_path(:id => params[:id])
  90     end
  91   end
  92
  93   ##
  94   # revokes the block, setting the end_time to now
  95   def revoke
  96     if request.post? && params[:confirm] && @user_block.revoke!(current_user)
  97       flash[:notice] = t ".flash"
  98       redirect_to(@user_block)
  99     end
 100   end
 101
 102   ##
 103   # revokes all active blocks
 104   def revoke_all
 105     if request.post? && params[:confirm]
 106       @user.blocks.active.each { |block| block.revoke!(current_user) }
 107       flash[:notice] = t ".flash"
 108       redirect_to user_blocks_on_path(@user)
 109     end
 110   end
 111
 112   ##
 113   # shows a list of all the blocks on the given user
 114   def blocks_on
 115     @params = params.permit(:display_name)
 116
 117     user_blocks = UserBlock.where(:user => @user)
 118
 119     @user_blocks, @newer_user_blocks_id, @older_user_blocks_id = get_page_items(user_blocks, :includes => [:user, :creator, :revoker])
 120   end
 121
 122   ##
 123   # shows a list of all the blocks by the given user.
 124   def blocks_by
 125     @params = params.permit(:display_name)
 126
 127     user_blocks = UserBlock.where(:creator => @user)
 128
 129     @user_blocks, @newer_user_blocks_id, @older_user_blocks_id = get_page_items(user_blocks, :includes => [:user, :creator, :revoker])
 130   end
 131
 132   private
 133
 134   ##
 135   # ensure that there is a "user_block" instance variable
 136   def lookup_user_block
 137     @user_block = UserBlock.find(params[:id])
 138   rescue ActiveRecord::RecordNotFound
 139     render :action => "not_found", :status => :not_found
 140   end
 141
 142   ##
 143   # check that the input parameters are valid, setting an instance
 144   # variable if not. note that this doesn't do any redirection, as it's
 145   # called before two different actions, each of which should redirect
 146   # to a different place.
 147   def require_valid_params
 148     @block_period = params[:user_block_period].to_i
 149     @valid_params = false
 150
 151     if UserBlock::PERIODS.exclude?(@block_period)
 152       flash[:error] = t("user_blocks.filter.block_period")
 153
 154     else
 155       @valid_params = true
 156     end
 157   end
 158 end