HDX-9424 sending username confirmation email

ckanext-hdx_theme/ckanext/hdx_theme/helpers/ui_constants/onboarding/email_subjects.py

@@ -1,3 +1,4 @@
 CONSTANTS = {
     'EMAIL_CONFIRMATION': '''Verify your email address to confirm your HDX account''',
+    'EMAIL_USERNAME_CONFIRMATION': '''Your new HDX account details'''
 }

ckanext-hdx_theme/ckanext/hdx_theme/templates/email/content/onboarding/email_username_confirmation.html

@@ -0,0 +1,7 @@
+<p>Dear {{ data.user_fullname }},</p>
+<p>Thank you for signing up to HDX.</p>
+<p>Your HDX account username is: <em>{{ data.username }}</em></p>
+<p>You can also use your email address to login.</p>
+<a href="{{ data.login_link }}" target="_blank" title="Login to HDX" class="button">Login to HDX</a>
+<p>Best wishes,</p>
+<p>The HDX Team</p>

ckanext-hdx_users/ckanext/hdx_users/controller_logic/onboarding_username_confirmation_logic.py

@@ -0,0 +1,29 @@
+import logging
+
+import ckan.plugins.toolkit as tk
+
+import ckanext.hdx_users.helpers.mailer as hdx_mailer
+
+from ckan.types import ActionResult
+
+
+log = logging.getLogger(__name__)
+
+h = tk.h
+
+def send_username_confirmation_email(user_dict: ActionResult.UserShow) -> bool:
+    subject = h.HDX_CONST('UI_CONSTANTS')['ONBOARDING']['EMAIL_SUBJECTS']['EMAIL_USERNAME_CONFIRMATION']
+
+    email_data = {
+        'user_fullname': user_dict.get('fullname'),
+        'username': user_dict['name'],
+        'login_link': h.url_for('hdx_user_auth.new_login')
+    }
+    try:
+        hdx_mailer.mail_recipient([{'email': user_dict['email']}], subject, email_data, footer=user_dict['email'],
+                                  snippet='email/content/onboarding/email_username_confirmation.html')
+        return True
+    except Exception as e:
+        error_summary = str(e)
+        log.error(error_summary)
+        return False

ckanext-hdx_users/ckanext/hdx_users/views/onboarding.py

@@ -14,6 +14,7 @@
     config, current_user
 )
 from ckan.types import Context, Schema, Response, DataDict
+from ckanext.hdx_users.controller_logic.onboarding_username_confirmation_logic import send_username_confirmation_email
 from ckanext.hdx_users.helpers.onboarding import HDX_ONBOARDING_CAME_FROM, HDX_ONBOARDING_CAME_FROM_STATE
 from ckanext.hdx_users.views.user_view_helper import *
 
@@ -182,6 +183,7 @@ def validate_account(token: str) -> str:
         'fullname': user_dict.get('fullname', ''),
         'url': h.url_for('hdx_user_auth.new_login')
     }
+    send_username_confirmation_email(user_dict)
     return render('onboarding/signup/account-validated.html', extra_vars=template_data)