Add email service and settings

app/controllers/settings_controller.rb

@@ -1,10 +1,11 @@
-require 'securerandom'
+require "securerandom"
+require "bcrypt"
 
 class SettingsController < ApplicationController
   before_action :authenticate_user!
   before_action :set_main_nav_section
-  before_action :set_settings_section, only: [:show, :update, :update_email]
-  before_action :set_user, only: [:show, :update, :update_email]
+  before_action :set_settings_section, only: [:show, :update, :update_email, :reset_email_password]
+  before_action :set_user, only: [:show, :update, :update_email, :reset_email_password]
 
   def index
     redirect_to setting_path(:profile)
@@ -40,7 +41,7 @@ class SettingsController < ApplicationController
   end
 
   def update_email
-    if @user.valid_ldap_authentication?(email_params[:current_password])
+    if @user.valid_ldap_authentication?(security_params[:current_password])
       if @user.update email: email_params[:email]
         redirect_to setting_path(:account), flash: {
           notice: 'Please confirm your new address using the confirmation link we just sent you.'
@@ -56,6 +57,28 @@ class SettingsController < ApplicationController
     end
   end
 
+  def reset_email_password
+    @user.current_password = security_params[:current_password]
+
+    if @user.valid_ldap_authentication?(@user.current_password)
+      @user.current_password = nil
+      session[:new_email_password] = generate_email_password
+      hashed_password = hash_email_password(session[:new_email_password])
+      LdapManager::UpdateEmailPassword.call(@user.dn, hashed_password)
+
+      if @user.ldap_entry[:email_maildrop] != @user.address
+        LdapManager::UpdateEmailMaildrop.call(@user.dn, @user.address)
+      end
+
+      redirect_to new_password_services_email_path
+    else
+      @validation_errors = {
+        current_password: [ "Wrong password. Try again!" ]
+      }
+      render :show, status: :forbidden
+    end
+  end
+
   def reset_password
     current_user.send_reset_password_instructions
     sign_out current_user
@@ -111,7 +134,8 @@ class SettingsController < ApplicationController
     def set_settings_section
       @settings_section = params[:section]
       allowed_sections = [
-        :profile, :account, :lightning, :remotestorage, :xmpp, :experiments
+        :profile, :account, :xmpp, :email, :lightning, :remotestorage,
+        :experiments
       ]
 
       unless allowed_sections.include?(@settings_section.to_sym)
@@ -132,7 +156,11 @@ class SettingsController < ApplicationController
     end
 
     def email_params
-      params.require(:user).permit(:email, :current_password)
+      params.require(:user).permit(:email)
+    end
+
+    def security_params
+      params.require(:user).permit(:current_password)
     end
 
     def nostr_event_params
@@ -140,4 +168,14 @@ class SettingsController < ApplicationController
         :id, :pubkey, :created_at, :kind, :tags, :content, :sig
       ])
     end
+
+    def generate_email_password
+      characters = [('a'..'z'), ('A'..'Z'), (0..9)].map(&:to_a).flatten
+      SecureRandom.random_bytes(16).each_byte.map { |b| characters[b % characters.length] }.join
+    end
+
+    def hash_email_password(password)
+      salt = BCrypt::Engine.generate_salt
+      BCrypt::Engine.hash_secret(password, salt)
+    end
 end