+ @entries = @entries.visible.includes(:user).order("created_at DESC").limit(20)
+ end
+
+ def show
+ @entry = @user.diary_entries.visible.where(:id => params[:id]).first
+ if @entry
+ @title = t "diary_entry.show.title", :user => params[:display_name], :title => @entry.title
+ else
+ @title = t "diary_entry.no_such_entry.title", :id => params[:id]
+ render :action => "no_such_entry", :status => :not_found
+ end
+ end
+
+ def hide
+ entry = DiaryEntry.find(params[:id])
+ entry.update(:visible => false)
+ redirect_to :action => "index", :display_name => entry.user.display_name
+ end
+
+ def hidecomment
+ comment = DiaryComment.find(params[:comment])
+ comment.update(:visible => false)
+ redirect_to diary_entry_path(comment.diary_entry.user, comment.diary_entry)
+ end
+
+ def comments
+ @comment_pages, @comments = paginate(:diary_comments,
+ :conditions => {
+ :user_id => @user,
+ :visible => true
+ },
+ :order => "created_at DESC",
+ :per_page => 20)
+ @page = (params[:page] || 1).to_i
+ end
+
+ private
+
+ # This is required because, being a default-deny system, cancancan
+ # _cannot_ tell you the reason you were denied access; and so
+ # the "nice" feedback presenting next steps can't be gleaned from
+ # the exception
+ ##
+ # for the hide actions, require that the user is a administrator, or fill out
+ # a helpful error message and return them to the user page.
+ def deny_access(exception)
+ if current_user && exception.action.in?([:hide, :hidecomment])
+ flash[:error] = t("users.filter.not_an_administrator")
+ redirect_to :action => "show"
+ else
+ super
+ end
+ end
+
+ ##
+ # return permitted diary entry parameters
+ def entry_params
+ params.require(:diary_entry).permit(:title, :body, :language_code, :latitude, :longitude)
+ rescue ActionController::ParameterMissing
+ ActionController::Parameters.new.permit(:title, :body, :language_code, :latitude, :longitude)
+ end
+
+ ##
+ # return permitted diary comment parameters
+ def comment_params
+ params.require(:diary_comment).permit(:body)
+ end
+
+ ##
+ # decide on a location for the diary entry map
+ def set_map_location
+ if @diary_entry.latitude && @diary_entry.longitude
+ @lon = @diary_entry.longitude
+ @lat = @diary_entry.latitude
+ @zoom = 12
+ elsif current_user.home_lat.nil? || current_user.home_lon.nil?
+ @lon = params[:lon] || -0.1
+ @lat = params[:lat] || 51.5
+ @zoom = params[:zoom] || 4
+ else
+ @lon = current_user.home_lon
+ @lat = current_user.home_lat
+ @zoom = 12
+ end