growstuff/app/controllers/authentications_controller.rb

class AuthenticationsController < ApplicationController
  # GET /authentications
  # GET /authentications.json
  def index
    @authentications = Authentication.all

    respond_to do |format|
      format.html # index.html.erb
      format.json { render json: @authentications }
    end
  end

  # GET /authentications/1
  # GET /authentications/1.json
  def show
    @authentication = Authentication.find(params[:id])

    respond_to do |format|
      format.html # show.html.erb
      format.json { render json: @authentication }
    end
  end

  # GET /authentications/new
  # GET /authentications/new.json
  def new
    @authentication = Authentication.new

    respond_to do |format|
      format.html # new.html.erb
      format.json { render json: @authentication }
    end
  end

  # GET /authentications/1/edit
  def edit
    @authentication = Authentication.find(params[:id])
  end

  # POST /authentications
  # POST /authentications.json
  def create
    auth = request.env['omniauth.auth']
    current_member.authentications.create(
      :provider => auth['provider'],
      :uid => auth['uid'],
      :token => auth['credentials']['token'],
      :secret => auth['credentials']['secret'])
    flash[:notice] = "Authentication successful."
    redirect_to authentications_url
  end

  # PUT /authentications/1
  # PUT /authentications/1.json
  def update
    @authentication = Authentication.find(params[:id])

    respond_to do |format|
      if @authentication.update_attributes(params[:authentication])
        format.html { redirect_to @authentication, notice: 'Authentication was successfully updated.' }
        format.json { head :no_content }
      else
        format.html { render action: "edit" }
        format.json { render json: @authentication.errors, status: :unprocessable_entity }
      end
    end
  end

  # DELETE /authentications/1
  # DELETE /authentications/1.json
  def destroy
    @authentication = Authentication.find(params[:id])
    @authentication.destroy

    respond_to do |format|
      format.html { redirect_to authentications_url }
      format.json { head :no_content }
    end
  end
end