Send an email to the user when a recording is done processing

Had to add an email attribute to users to store their email to send the
notification. Will only send it for user rooms since they are the only
ones we know who to notify.

config/application.rb

@@ -37,5 +37,36 @@ module Greenlight
     # BigBlueButton
     config.bigbluebutton_endpoint = ENV['BIGBLUEBUTTON_ENDPOINT']
     config.bigbluebutton_secret = ENV['BIGBLUEBUTTON_SECRET']
+
+    # GreenLight
+    config.use_webhooks = ENV['GREENLIGHT_USE_WEBHOOKS']
+    config.smtp_from = ENV['SMTP_FROM']
+    config.smtp_server = ENV['SMTP_SERVER']
+    config.smtp_domain = ENV['SMTP_DOMAIN']
+    config.smtp_port = ENV['SMTP_PORT'] || 587
+    config.smtp_username = ENV['SMTP_USERNAME']
+    config.smtp_password = ENV['SMTP_PASSWORD']
+    config.smtp_auth = ENV['SMTP_AUTH'] || "login"
+    config.smtp_starttls_auto = ENV['SMTP_STARTTLS_AUTO'].nil? ? true : ENV['SMTP_STARTTLS_AUTO']
+    config.smtp_tls = ENV['SMTP_TLS'].nil? ? false : ENV['SMTP_TLS']
+
+    # SMTP
+    config.action_mailer.default_url_options = { host: ENV['GREENLIGHT_DOMAIN'] }
+    config.action_mailer.delivery_method = :smtp
+    config.action_mailer.perform_deliveries = true
+    config.action_mailer.raise_delivery_errors = true
+    config.action_mailer.smtp_settings = {
+      :address =>              config.smtp_server,
+      :domain =>               config.smtp_domain,
+      :port =>                 config.smtp_port,
+      :user_name =>            config.smtp_username,
+      :password =>             config.smtp_password,
+      :authentication =>       config.smtp_auth,
+      :enable_starttls_auto => config.smtp_starttls_auto,
+      :tls =>                  config.smtp_tls
+    }
+    config.action_mailer.default_options = {
+      from: config.smtp_from
+    }
   end
 end

config/locales/en-us.yml

@@ -82,6 +82,12 @@ en-US:
       subject: "%{user} invited you to a meeting"
   my_room: my room
   no: No
+  notification_mailer:
+    recording_ready_email:
+      hi: "Hi, %{name}"
+      phrase1: "One of your recordings has just been made available."
+      phrase2: "Access the following website to view it and publish to other users: %{url}"
+      subject: "Your recording is ready!"
   oauth_signup: Signup for customized sessions
   past_recordings: Past Recordings
   footer_html: "%{greenlight_link} build %{version}, Powered by %{bbb_link}"