organizations_controller.rb

class OrganizationsController < ApplicationController

  before_filter :authenticate_user! , except: [:index , :show]

  def index
    @organizations = Organization.all
  end

  def show
    @organization = Organization.friendly.find(params[:id])
  end

  def new
    @organization = Organization.new if not @organization.is_a?(Organization)
  end

  def create

    # Do some stuff to the params[:organization][:tags]

    params[:organization][:tags] = params[:organization][:tags].gsub("+"," ").split(",")

    @organization = Organization.new

    @organization.update_attributes! organization_params
    @organization.user = current_user

    if @organization.save then
      redirect_to @organization
    end
  end

  def edit
  end

  def destroy
  end

  private
  def organization_params
    params.required(:organization).permit( :name , :tags , :description )
  end
end