password reset requests

app/controllers/admin/auth_controller.rb

@@ -21,5 +21,44 @@ module Admin
       reset_session
       redirect_to admin_login_path
     end
+
+    def reset_request
+    end
+
+    def send_reset
+      user = User.find_by(email: request_params[:email])
+      redirect_to(admin_reset_request_path) and return if user.nil?
+
+      user.setup_reset
+      # TODO: user mailer deliver_now
+      redirect_to admin_reset_request_path,
+                  success: "Reset request sent! Please check your email for instructions."
+    end
+
+    def reset
+      user = User.find_by(reset_token: params[:reset_token])
+      redirect_to(admin_reset_request_path) and return if user.nil?
+    end
+
+    def reset_password
+      user = User.find_by(reset_token: params[:reset_token])
+      redirect_to(admin_reset_request_path) and return if user.nil?
+
+      if user.update(reset_params)
+        redirect_to admin_login_path, success: "Password has been reset. Please log in."
+      else
+        redirect_to(admin_reset_request_path)
+      end
+    end
+
+    private
+
+      def request_params
+        params.require(:auth).permit(:email)
+      end
+
+      def reset_params
+        params.require(:auth).permit(:password, :password_confirmation)
+      end
   end
 end

app/controllers/admin/profile_controller.rb

@@ -19,7 +19,10 @@ module Admin
       end
     end
 
-    def lost_password
+    private
+
+      def user_params
+        params.require(:user).permit(:name, :email, :password, :password_confirmation)
       end
   end
 end

app/models/user.rb

@@ -5,4 +5,20 @@ class User < ApplicationRecord
   validates_presence_of :email
   validates_presence_of :name
   validates_presence_of :role
+  validates :reset_token, uniqueness: true, allow_nil: true
+
+  def setup_reset
+    gen_reset_token
+    save
+  end
+
+  private
+
+    def gen_reset_token
+      loop do
+        self[:reset_token] = SecureRandom.urlsafe_base64(10)
+        self[:reset_timestamp] = DateTime.now
+        break unless User.exists?(reset_token: self[:reset_token])
+      end
+    end
 end

app/views/admin/auth/login.html.erb

@@ -4,10 +4,6 @@
 
 <h1>Admin Login</h1>
 
-<% if flash[:error].present? %>
-  <div class="error"><%= flash[:error] %></div>
-<% end %>
-
 <%= form_for :auth, url: admin_login_path do |form| %>
   <div class="form-group">
     <%= form.label :email %>

app/views/admin/auth/reset.html.erb

@@ -0,0 +1,21 @@
+<%
+  content_for :main_class, "intro_tpl"
+%>
+
+<h1>Password Reset</h1>
+
+<%= form_for :auth, url: admin_reset_password_path do |form| %>
+  <%= hidden_field_tag :reset_token, params[:reset_token] %>
+
+  <div class="form-group">
+    <%= form.label :password %>
+    <%= form.password_field :password %>
+  </div>
+
+  <div class="form-group">
+    <%= form.label :password_confirmation %>
+    <%= form.password_field :password_confirmation %>
+  </div>
+
+  <%= submit_tag "Reset Password" %>
+<% end %>

app/views/admin/auth/reset_request.html.erb

@@ -0,0 +1,17 @@
+<%
+  content_for :main_class, "intro_tpl"
+%>
+
+<h1>Password Reset</h1>
+
+<%= raw(ap User.find_by(email: 'alan.admin@mailinator.com')) %>
+
+<%= form_for :auth, url: admin_send_reset_path do |form| %>
+
+  <div class="form-group">
+    <%= form.label :email %>
+    <%= form.email_field :email %>
+  </div>
+
+  <%= submit_tag "Request Password Reset" %>
+<% end %>

app/views/admin/profile/lost_password.html.erb

@@ -1,2 +0,0 @@
-<h1>Admin::Profile#lost_password</h1>
-<p>Find me in app/views/admin/profile/lost_password.html.erb</p>

config/routes.rb

@@ -1,7 +1,11 @@
 Rails.application.routes.draw do
-  post "/admin/login",  to: "admin/auth#auth",   as: :admin_auth
-  get  "/admin/login",  to: "admin/auth#login",  as: :admin_login
-  get  "/admin/logout", to: "admin/auth#logout", as: :admin_logout
+  post "/admin/login",              to: "admin/auth#auth",           as: :admin_auth
+  get  "/admin/login",              to: "admin/auth#login",          as: :admin_login
+  get  "/admin/logout",             to: "admin/auth#logout",         as: :admin_logout
+  get  "/admin/reset/:reset_token", to: "admin/auth#reset",          as: :admin_reset
+  post "/admin/reset",              to: "admin/auth#reset_password", as: :admin_reset_password
+  get  "/admin/reset_request",      to: "admin/auth#reset_request",  as: :admin_reset_request
+  post "/admin/reset_request",      to: "admin/auth#send_reset",     as: :admin_send_reset
 
   get   "/admin/quizzes",            to: "admin/quiz#index",  as: :admin_quizzes
   get   "/admin/quiz/new",           to: "admin/quiz#new",    as: :admin_new_quiz
@@ -28,10 +32,9 @@ Rails.application.routes.draw do
   post  "/admin/question/:question_id/edit",                  to: "admin/question#update",  as: :admin_update_question
   patch "/admin/question/:question_id/edit",                  to: "admin/question#update"
 
-  get  "/admin/profile",       to: "admin/profile#view",          as: :admin_profile
-  post "/admin/profile",       to: "admin/profile#update",        as: :admin_update_profile
-  get  "/admin/profile/edit",  to: "admin/profile#edit",          as: :admin_edit_profile
-  get  "/admin/profile/reset", to: "admin/profile#lost_password", as: :admin_reset_password
+  get  "/admin/profile",                      to: "admin/profile#view",   as: :admin_profile
+  post "/admin/profile",                      to: "admin/profile#update", as: :admin_update_profile
+  get  "/admin/profile/edit",                 to: "admin/profile#edit",   as: :admin_edit_profile
 
   get "/admin", to: "admin#dashboard", as: :admin
 

db/migrate/20160824183159_add_resets_to_users.rb

@@ -0,0 +1,8 @@
+class AddResetsToUsers < ActiveRecord::Migration[5.0]
+  def change
+    add_column :users, :reset_token, :string
+    add_column :users, :reset_timestamp, :datetime
+
+    add_index :users, :reset_token
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20160818225721) do
+ActiveRecord::Schema.define(version: 20160824183159) do
 
   create_table "answers", force: :cascade, options: "ENGINE=InnoDB DEFAULT CHARSET=utf8" do |t|
     t.integer  "candidate_id"
@@ -73,6 +73,9 @@ ActiveRecord::Schema.define(version: 20160818225721) do
     t.boolean  "active"
     t.datetime "created_at",      null: false
     t.datetime "updated_at",      null: false
+    t.string   "reset_token"
+    t.datetime "reset_timestamp"
+    t.index ["reset_token"], name: "index_users_on_reset_token", using: :btree
   end
 
 end

test/controllers/admin/auth_controller_test.rb

@@ -36,5 +36,42 @@ module Admin
       assert_redirected_to admin_login_url
       assert_match(/incorrect.*email/, flash[:error])
     end
+
+    test "should get reset_request" do
+      get admin_reset_request_url
+      assert_response :success
+    end
+
+    test "should process a reset request" do
+      user = users(:admin)
+      post admin_send_reset_url, params: { auth: { email: user.email } }
+
+      refute_equal user.reset_token, User.find(user.id).reset_token
+      assert_redirected_to admin_reset_request_url
+      assert_match(/request.*sent/i, flash[:success])
+    end
+
+    test "should redirect with invalid reset_token" do
+      get admin_reset_url('fooBarBaz')
+      assert_redirected_to admin_reset_request_url
+    end
+
+    test "should get reset form" do
+      user = users(:admin)
+      user.setup_reset
+      get admin_reset_url(user.reset_token)
+      assert :success
+    end
+
+    test "should post password reset" do
+      user = users(:admin)
+      user.setup_reset
+
+      post admin_reset_password_url, params: { auth:
+        { reset_token: user.reset_token, password: '12345', password_confirmation: '12345' } }
+
+      assert_redirected_to admin_auth_path
+      assert_match(/reset.*log/i, flash[:success])
+    end
   end
 end

test/controllers/admin/profile_controller_test.rb

@@ -22,10 +22,5 @@ module Admin
       assert_redirected_to admin_profile_url
       assert flash[:success]
     end
-
-    test "should get lost_password" do
-      get admin_reset_password_url
-      assert_response :success
-    end
   end
 end