Mailers

Author: axelmukwena

.gitignore

@@ -34,3 +34,4 @@
 /yarn-error.log
 yarn-debug.log*
 .yarn-integrity
+sendgrid.env

.idea/elaka.iml

@@ -49,4 +49,5 @@ gem 'paper_trail'
 gem 'paper_trail-association_tracking'
 gem "recaptcha"
 gem 'jquery-rails'
+gem 'mailgun-ruby', '~>1.2.3'
 

.idea/workspace.xml

@@ -100,6 +100,8 @@ GEM
       railties (>= 4.1.0)
       responders
       warden (~> 1.2.3)
+    domain_name (0.5.20190701)
+      unf (>= 0.0.5, < 1.0.0)
     erubi (1.10.0)
     ffi (1.14.2)
     friendly_id (5.4.2)
@@ -109,6 +111,9 @@ GEM
     haml (5.2.1)
       temple (>= 0.8.0)
       tilt
+    http-accept (1.7.0)
+    http-cookie (1.0.3)
+      domain_name (~> 0.5)
     i18n (1.8.9)
       concurrent-ruby (~> 1.0)
     jbuilder (2.11.2)
@@ -140,14 +145,20 @@ GEM
       nokogiri (>= 1.5.9)
     mail (2.7.1)
       mini_mime (>= 0.1.1)
+    mailgun-ruby (1.2.3)
+      rest-client (>= 2.0.2)
     marcel (0.3.3)
       mimemagic (~> 0.3.2)
     method_source (1.0.0)
+    mime-types (3.3.1)
+      mime-types-data (~> 3.2015)
+    mime-types-data (3.2021.0225)
     mimemagic (0.3.5)
     mini_mime (1.0.2)
     minitest (5.14.4)
     msgpack (1.4.2)
     nested_form (0.3.2)
+    netrc (0.11.0)
     nio4r (2.5.5)
     nokogiri (1.11.1-x86_64-darwin)
       racc (~> 1.4)
@@ -224,6 +235,11 @@ GEM
     responders (3.0.1)
       actionpack (>= 5.0)
       railties (>= 5.0)
+    rest-client (2.1.0)
+      http-accept (>= 1.7.0, < 2.0)
+      http-cookie (>= 1.0.2, < 2.0)
+      mime-types (>= 1.16, < 4.0)
+      netrc (~> 0.8)
     rubyzip (2.3.0)
     sass-rails (6.0.0)
       sassc-rails (~> 2.1, >= 2.1.1)
@@ -255,6 +271,9 @@ GEM
     turbolinks-source (5.2.0)
     tzinfo (2.0.4)
       concurrent-ruby (~> 1.0)
+    unf (0.1.4)
+      unf_ext
+    unf_ext (0.0.7.7)
     warden (1.2.9)
       rack (>= 2.0.9)
     web-console (4.1.0)
@@ -294,6 +313,7 @@ DEPENDENCIES
   jquery-rails
   kaminari
   listen (~> 3.3)
+  mailgun-ruby (~> 1.2.3)
   paper_trail
   paper_trail-association_tracking
   pg (~> 1.2, >= 1.2.3)

Gemfile

@@ -31,9 +31,7 @@ def devise_mapping
 
   # https://dev.to/morinoko/adding-recaptcha-v3-to-a-rails-app-without-a-gem-46jj
   def verify_recaptcha?(token, recaptcha_action)
-    secret_key = Rails.application.credentials.dig(:recaptcha_secret_key)
-
-    uri = URI.parse("https://www.google.com/recaptcha/api/siteverify?secret=#{secret_key}&response=#{token}")
+    uri = URI.parse("https://www.google.com/recaptcha/api/siteverify?secret=#{ ENV["RECAPTCHA_SECRET_KEY"] }&response=#{token}")
     response = Net::HTTP.get_response(uri)
     json = JSON.parse(response.body)
     json['success'] && json['score'] > RECAPTCHA_MINIMUM_SCORE && json['action'] == recaptcha_action

Gemfile.lock

@@ -0,0 +1,29 @@
+class MessagesController < ApplicationController
+  def new
+    @message = Message.new
+  end
+
+  def create
+    @message = Message.new message_params
+
+    unless verify_recaptcha?(params[:recaptcha_token], 'message')
+      flash.now[:error] = t('recaptcha.errors.verification_failed')
+      return render :new
+    end
+
+    if @message.valid?
+      MessageMailer.contact(@message).deliver_now
+      redirect_to new_message_url
+      flash[:notice] = "We have received your message and will be in touch soon!"
+    else
+      flash[:error] = "There was an error sending your message. Please try again."
+      render :new
+    end
+  end
+
+  private
+
+  def message_params
+    params.require(:message).permit(:name, :email, :subject, :content)
+  end
+end

app/controllers/application_controller.rb

@@ -20,3 +20,4 @@ ActiveStorage.start()
 //= require bootstrap-select
 //= require_tree .
 
+

app/controllers/messages_controller.rb

@@ -0,0 +1,12 @@
+class MessageMailer < ApplicationMailer
+  require 'mailgun-ruby'
+
+  def contact(message)
+    mg_client = Mailgun::Client.new ENV["MAILGUN_API_KEY"]
+    message_params = {:from => message.email,
+                      :to => ENV["DEFAULT_EMAIL"],
+                      :subject => 'Elaka Form: ' + message.subject ,
+                      :text => message.content}
+    mg_client.send_message ENV["MAILGUN_DOMAIN"], message_params
+  end
+end

app/javascript/packs/application.js

@@ -0,0 +1,5 @@
+class Message
+  include ActiveModel::Model
+  attr_accessor :name, :email, :subject, :content
+  validates :name, :email, :subject, :content, presence: { message: "can't be empty"}
+end