rails_apps_composer: add pages

app/controllers/admin/application_controller.rb

@@ -0,0 +1,21 @@
+# All Administrate controllers inherit from this `Admin::ApplicationController`,
+# making it the ideal place to put authentication logic or other
+# before_filters.
+#
+# If you want to add pagination or other controller-level concerns,
+# you're free to overwrite the RESTful controller actions.
+module Admin
+  class ApplicationController < Administrate::ApplicationController
+    before_filter :authenticate_admin
+
+    def authenticate_admin
+      # TODO Add authentication logic here.
+    end
+
+    # Override this value to specify the number of elements to display at a time
+    # on index pages. Defaults to 20.
+    # def records_per_page
+    #   params[:per_page] || 20
+    # end
+  end
+end

app/controllers/admin/users_controller.rb

@@ -0,0 +1,19 @@
+module Admin
+  class UsersController < Admin::ApplicationController
+    # To customize the behavior of this controller,
+    # simply overwrite any of the RESTful actions. For example:
+    #
+    # def index
+    #   super
+    #   @resources = User.all.paginate(10, params[:page])
+    # end
+
+    # Define a custom finder by overriding the `find_resource` method:
+    # def find_resource(param)
+    #   User.find_by!(slug: param)
+    # end
+
+    # See https://administrate-docs.herokuapp.com/customizing_controller_actions
+    # for more information
+  end
+end

app/controllers/users_controller.rb

@@ -0,0 +1,38 @@
+class UsersController < ApplicationController
+  before_action :authenticate_user!
+  after_action :verify_authorized
+
+  def index
+    @users = User.all
+    authorize User
+  end
+
+  def show
+    @user = User.find(params[:id])
+    authorize @user
+  end
+
+  def update
+    @user = User.find(params[:id])
+    authorize @user
+    if @user.update_attributes(secure_params)
+      redirect_to users_path, :notice => "User updated."
+    else
+      redirect_to users_path, :alert => "Unable to update user."
+    end
+  end
+
+  def destroy
+    user = User.find(params[:id])
+    authorize user
+    user.destroy
+    redirect_to users_path, :notice => "User deleted."
+  end
+
+  private
+
+  def secure_params
+    params.require(:user).permit(:role)
+  end
+
+end

app/controllers/visitors_controller.rb

@@ -0,0 +1,2 @@
+class VisitorsController < ApplicationController
+end

app/dashboards/user_dashboard.rb

@@ -0,0 +1,93 @@
+require "administrate/base_dashboard"
+
+class UserDashboard < Administrate::BaseDashboard
+  # ATTRIBUTE_TYPES
+  # a hash that describes the type of each of the model's fields.
+  #
+  # Each different type represents an Administrate::Field object,
+  # which determines how the attribute is displayed
+  # on pages throughout the dashboard.
+  ATTRIBUTE_TYPES = {
+    id: Field::Number,
+    email: Field::String,
+    encrypted_password: Field::String,
+    reset_password_token: Field::String,
+    reset_password_sent_at: Field::DateTime,
+    remember_created_at: Field::DateTime,
+    sign_in_count: Field::Number,
+    current_sign_in_at: Field::DateTime,
+    last_sign_in_at: Field::DateTime,
+    current_sign_in_ip: Field::String,
+    last_sign_in_ip: Field::String,
+    created_at: Field::DateTime,
+    updated_at: Field::DateTime,
+    name: Field::String,
+    confirmation_token: Field::String,
+    confirmed_at: Field::DateTime,
+    confirmation_sent_at: Field::DateTime,
+    unconfirmed_email: Field::String,
+  }
+
+  # COLLECTION_ATTRIBUTES
+  # an array of attributes that will be displayed on the model's index page.
+  #
+  # By default, it's limited to four items to reduce clutter on index pages.
+  # Feel free to add, remove, or rearrange items.
+  COLLECTION_ATTRIBUTES = [
+    :id,
+    :email,
+    :encrypted_password,
+    :reset_password_token,
+  ]
+
+  # SHOW_PAGE_ATTRIBUTES
+  # an array of attributes that will be displayed on the model's show page.
+  SHOW_PAGE_ATTRIBUTES = [
+    :id,
+    :email,
+    :encrypted_password,
+    :reset_password_token,
+    :reset_password_sent_at,
+    :remember_created_at,
+    :sign_in_count,
+    :current_sign_in_at,
+    :last_sign_in_at,
+    :current_sign_in_ip,
+    :last_sign_in_ip,
+    :created_at,
+    :updated_at,
+    :name,
+    :confirmation_token,
+    :confirmed_at,
+    :confirmation_sent_at,
+    :unconfirmed_email,
+  ]
+
+  # FORM_ATTRIBUTES
+  # an array of attributes that will be displayed
+  # on the model's form (`new` and `edit`) pages.
+  FORM_ATTRIBUTES = [
+    :email,
+    :encrypted_password,
+    :reset_password_token,
+    :reset_password_sent_at,
+    :remember_created_at,
+    :sign_in_count,
+    :current_sign_in_at,
+    :last_sign_in_at,
+    :current_sign_in_ip,
+    :last_sign_in_ip,
+    :name,
+    :confirmation_token,
+    :confirmed_at,
+    :confirmation_sent_at,
+    :unconfirmed_email,
+  ]
+
+  # Overwrite this method to customize how users are displayed
+  # across all pages of the admin dashboard.
+  #
+  # def display_resource(user)
+  #   "User ##{user.id}"
+  # end
+end

app/policies/user_policy.rb

@@ -0,0 +1,26 @@
+class UserPolicy
+  attr_reader :current_user, :model
+
+  def initialize(current_user, model)
+    @current_user = current_user
+    @user = model
+  end
+
+  def index?
+    @current_user.admin?
+  end
+
+  def show?
+    @current_user.admin? or @current_user == @user
+  end
+
+  def update?
+    @current_user.admin?
+  end
+
+  def destroy?
+    return false if @current_user == @user
+    @current_user.admin?
+  end
+
+end

app/views/pages/about.html.erb

@@ -0,0 +1,7 @@
+<% content_for :title do %>About<% end %>
+<h3>About the Website</h3>
+<p>
+This web application was created with
+<%= link_to('Rails Composer', 'http://railsapps.github.io/rails-composer/') %>
+from the <%= link_to('RailsApps project', 'http://railsapps.github.io/') %>.
+</p>

app/views/users/_user.html.erb

@@ -0,0 +1,12 @@
+<td>
+  <%= link_to user.email, user %>
+</td>
+<td>
+  <%= form_for(user) do |f| %>
+    <%= f.select(:role, User.roles.keys.map {|role| [role.titleize,role]}) %>
+    <%= f.submit 'Change Role', :class => 'button-xs' %>
+  <% end %>
+</td>
+<td>
+  <%= link_to("Delete user", user_path(user), :data => { :confirm => "Are you sure?" }, :method => :delete, :class => 'button-xs') unless user == current_user %>
+</td>

app/views/users/index.html.erb

@@ -0,0 +1,16 @@
+<div class="container">
+  <div class="row">
+    <h3>Users</h3>
+    <div class="column">
+      <table class="table">
+        <tbody>
+          <% @users.each do |user| %>
+            <tr>
+              <%= render user %>
+            </tr>
+          <% end %>
+        </tbody>
+      </table>
+    </div>
+  </div>
+</div>

app/views/users/show.html.erb

@@ -0,0 +1,3 @@
+<h3>User</h3>
+<p>Name: <%= @user.name if @user.name %></p>
+<p>Email: <%= @user.email if @user.email %></p>

app/views/visitors/index.html.erb

@@ -0,0 +1,2 @@
+<h3>Welcome</h3>
+<p><%= link_to 'Users:', users_path %> <%= User.count %> registered</p>

config/initializers/devise_permitted_parameters.rb

@@ -0,0 +1,17 @@
+module DevisePermittedParameters
+  extend ActiveSupport::Concern
+
+  included do
+    before_action :configure_permitted_parameters
+  end
+
+  protected
+
+  def configure_permitted_parameters
+    devise_parameter_sanitizer.for(:sign_up) << :name
+    devise_parameter_sanitizer.for(:account_update) << :name
+  end
+
+end
+
+DeviseController.send :include, DevisePermittedParameters

config/initializers/pundit.rb

@@ -0,0 +1,22 @@
+# config/initializers/pundit.rb
+# Extends the ApplicationController to add Pundit for authorization.
+# Modify this file to change the behavior of a 'not authorized' error.
+# Be sure to restart your server when you modify this file.
+module PunditHelper
+  extend ActiveSupport::Concern
+
+  included do
+    include Pundit
+    rescue_from Pundit::NotAuthorizedError, with: :user_not_authorized
+  end
+
+  private
+
+  def user_not_authorized
+    flash[:alert] = "Access denied."
+    redirect_to (request.referrer || root_path)
+  end
+
+end
+
+ApplicationController.send :include, PunditHelper

config/routes.rb

@@ -1,5 +1,13 @@
 Rails.application.routes.draw do
+  namespace :admin do
+    resources :users
+
+    root to: "users#index"
+  end
+
+  root to: 'visitors#index'
   devise_for :users
+  resources :users
   # The priority is based upon order of creation: first created -> highest priority.
   # See how all your routes lay out with "rake routes".
 

spec/features/visitors/about_page_spec.rb

@@ -0,0 +1,16 @@
+# Feature: 'About' page
+#   As a visitor
+#   I want to visit an 'about' page
+#   So I can learn more about the website
+feature 'About page' do
+
+  # Scenario: Visit the 'about' page
+  #   Given I am a visitor
+  #   When I visit the 'about' page
+  #   Then I see "About the Website"
+  scenario 'Visit the about page' do
+    visit 'pages/about'
+    expect(page).to have_content 'About the Website'
+  end
+
+end

spec/features/visitors/home_page_spec.rb

@@ -0,0 +1,16 @@
+# Feature: Home page
+#   As a visitor
+#   I want to visit a home page
+#   So I can learn more about the website
+feature 'Home page' do
+
+  # Scenario: Visit the home page
+  #   Given I am a visitor
+  #   When I visit the home page
+  #   Then I see "Welcome"
+  scenario 'visit the home page' do
+    visit root_path
+    expect(page).to have_content 'Welcome'
+  end
+
+end