OpenURI::HTTPError in UsersController#update

gistfile1.txt

  def update
    @user = User.find(params[:id])

    respond_to do |format|
      if @user.update_attributes(params[:user])

        if @user.sc2_url?
          if @user.sc2_url[7,2] == 'us'
            @user.sc2_server = "US"
          end
          if @user.sc2_url[7,2] == 'eu' 
            @user.sc2_server = "EU"
          end
          if @user.sc2_url[7,2] == 'kr'
            @user.sc2_server = "KOR"
          end
          @user.sc2_character = @user.sc2_url.split('/').last
          @user.sc2_identifier = @user.sc2_url.split('/')[6]
          @sc2_profile_doc = Nokogiri::HTML(open(@user.sc2_url))
          @user.sc2_league = @sc2_profile_doc.xpath('//*[(@id = "career-stats")]//*[(((count(preceding-sibling::*) + 1) = 1) and parent::*)]//*[contains(concat( " ", @class, " " ), concat( " ", "league-name", " " ))]').text  
          @sc2_ladder_doc = Nokogiri::HTML(open("http://us.battle.net/sc2/en/profile/#{@sc2_identifier}/1/#{@sc2_character}/ladder/leagues#current-rank"))
          @user.sc2_points = @sc2_ladder_doc.xpath('//*[(@id = "current-rank")]//*[(((count(preceding-sibling::*) + 1) = 4) and parent::*)][@class = "align-center"]').text
          @user.sc2_wins = @sc2_ladder_doc.xpath('//*[(@id = "current-rank")]//*[(((count(preceding-sibling::*) + 1) = 5) and parent::*)]').text
          @user.sc2_losses = @sc2_ladder_doc.xpath('//*[(@id = "current-rank")]//*[(((count(preceding-sibling::*) + 1) = 6) and parent::*)]').text 
        end

        if @user.lol_summoner_name?
          @lol_na_doc = Nokogiri::HTML(open("http://competitive.na.leagueoflegends.com/ladders/na/current/rankedsolo5x5?summoner_name=#{@user.lol_summoner_name}"))
          @user.lol_rank = @lol_na_doc.xpath('//*[contains(concat( " ", @class, " " ), concat( " ", "views-field-rank", " " ))]').text
          @user.lol_wins = @lol_na_doc.xpath('//*[contains(concat( " ", @class, " " ), concat( " ", "views-field-wins", " " ))]').text
          @user.lol_losses = @lol_na_doc.xpath('//*[contains(concat( " ", @class, " " ), concat( " ", "views-field-losses", " " ))]').text
          @user.lol_rating = @lol_na_doc.xpath('//*[contains(concat( " ", @class, " " ), concat( " ", "views-field-rating", " " ))]').text
        end
        @user.save
        format.html { redirect_to @user, notice: 'User was successfully updated.' }
        format.json { head :no_content }
      else
        format.html { render action: "edit" }
        format.json { render json: @user.errors, status: :unprocessable_entity }
      end
    end
  end