CAPTCHAS.diff

commit a33ef0b33c72c03ca3713a5b35104e3094627523
Author: dev <dev@dev.my.domain>
Date:   Wed Jan 1 00:00:00 2020 -0100

    Spam protection with text-based CAPTCHAs

diff --git a/Gemfile b/Gemfile
index d009330..172128e 100644
--- a/Gemfile
+++ b/Gemfile
@@ -28,6 +28,9 @@ gem 'image_processing', '~> 1.2'
 # Flexible authentication solution for Rails with Warden
 gem 'devise', '~> 4.7', '>= 4.7.1'
 
+# Spam protection with text-based CAPTCHAs
+gem 'acts_as_textcaptcha', '~> 4.5'
+
 # Reduces boot times through caching; required in config/boot.rb
 gem 'bootsnap', '>= 1.4.2', require: false
 
diff --git a/Gemfile.lock b/Gemfile.lock
index 3e0f4f6..adb79ab 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -56,6 +56,7 @@ GEM
       minitest (~> 5.1)
       tzinfo (~> 1.1)
       zeitwerk (~> 2.2)
+    acts_as_textcaptcha (4.5.0)
     addressable (2.7.0)
       public_suffix (>= 2.0.2, < 5.0)
     bcrypt (3.1.13)
@@ -199,6 +200,7 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
+  acts_as_textcaptcha (~> 4.5)
   bootsnap (>= 1.4.2)
   byebug
   capybara (>= 2.15)
diff --git a/app/controllers/registrations_controller.rb b/app/controllers/registrations_controller.rb
new file mode 100644
index 0000000..ceb2f29
--- /dev/null
+++ b/app/controllers/registrations_controller.rb
@@ -0,0 +1,23 @@
+class RegistrationsController < Devise::RegistrationsController
+  def new
+    @user = User.new
+    @user.textcaptcha
+  end
+
+  def create
+    @user = User.new(user_params)
+    @user.save
+
+    if @user.valid?
+      sign_in(@user)
+      redirect_to root_path, notice: "Registration successful."
+    else
+      redirect_to new_user_session_path, warning: "Registration failed."
+    end
+  end
+
+  private
+    def user_params
+      params.require(:user).permit(:email, :display_name, :password, :password_confirmation, :textcaptcha_answer, :textcaptcha_question, :textcaptcha_key)
+    end
+end
diff --git a/app/models/user.rb b/app/models/user.rb
index 80895dd..765edca 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -1,3 +1,5 @@
 class User < ApplicationRecord
   devise :database_authenticatable, :registerable, :recoverable, :rememberable, :validatable
+
+  acts_as_textcaptcha
 end
diff --git a/app/views/devise/registrations/new.html.erb b/app/views/devise/registrations/new.html.erb
index d655b66..901a357 100644
--- a/app/views/devise/registrations/new.html.erb
+++ b/app/views/devise/registrations/new.html.erb
@@ -21,6 +21,13 @@
     <%= f.password_field :password_confirmation, autocomplete: "new-password" %>
   </div>
 
+  <%= textcaptcha_fields(f) do %>
+    <div class="field">
+      <%= f.label :textcaptcha_answer, @user.textcaptcha_question %>
+      <%= f.text_field :textcaptcha_answer, :value => "" %>
+    </div>
+  <% end %>
+
   <div class="actions">
     <%= f.submit "Sign up" %>
   </div>
diff --git a/config/environments/development.rb b/config/environments/development.rb
index 7e49c00..8f3eff1 100644
--- a/config/environments/development.rb
+++ b/config/environments/development.rb
@@ -25,7 +25,8 @@ Rails.application.configure do
   else
     config.action_controller.perform_caching = false
 
-    config.cache_store = :null_store
+    # config.cache_store = :null_store
+    config.cache_store = :memory_store
   end
 
   # Store uploaded files on the local file system (see config/storage.yml for options).
diff --git a/config/routes.rb b/config/routes.rb
index 9fa035f..9a1030b 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -1,5 +1,5 @@
 Rails.application.routes.draw do
-  devise_for :users
+  devise_for :users, controllers: {  registrations: "registrations" }
 
   resources :posts
 
diff --git a/config/textcaptcha.yml b/config/textcaptcha.yml
new file mode 100644
index 0000000..059749e
--- /dev/null
+++ b/config/textcaptcha.yml
@@ -0,0 +1,22 @@
+development:
+  questions:
+    - question: "Blomst, hvile, advokat og hotell; hvilket ord starter med «a»?"
+      answers: "advokat"
+    - question: "Hemp, hasj, cannabis og MARIJUANA; hvilket ord er skrevet med store bokstaver?"
+      answers: "MARIJUANA,Marijuana, marijuana"
+    - question: "I tall, hvor mange farger er det i listen rødt, hvitt og blått?"
+      answers: "tre,3"
+    - question: "Hva er 1 pluss syv minus fem?"
+      answers: "tre,3"
+    - question: "Hva er det andre nummeret i listen av 24, 19 og trettifem?"
+      answers: "19"
+    - question: "Hvilket nummer er størst av 12, 19 og 382?"
+      answers: "382"
+    - question: "Studio, bibliotek, kake og rød; hvilket ord er en farge?"
+      answers: "rød"
+    - question: "Skriv nummeret tretten tusen fem hundre og trettifem i tall:"
+      answers: "3535"
+    - question: "Er is varmt eller kaldt?"
+      answers: "kaldt"
+    - question: "Hvilken farge er grønt?"
+      answers: "grønt,grønn"