Incorporate breaking utils changes

The `.replaced…` methods on instances of `Template` were removed in
https://github.com/alphagov/notifications-utils/pull/84

app/delivery/send_to_providers.py

@@ -1,10 +1,11 @@
 from datetime import datetime
 
 from flask import current_app
+from notifications_utils.field import Field
 from notifications_utils.recipients import (
     validate_and_format_phone_number
 )
-from notifications_utils.template import Template, get_sms_fragment_count
+from notifications_utils.template import Template
 from notifications_utils.renderers import HTMLEmail, PlainTextEmail, SMSMessage
 
 from app import clients, statsd_client, create_uuid
@@ -35,11 +36,11 @@ def send_sms_to_provider(notification):
         else:
             provider.send_sms(
                 to=validate_and_format_phone_number(notification.to),
-                content=template.replaced,
+                content=template.rendered,
                 reference=str(notification.id),
                 sender=service.sms_sender
             )
-            notification.billable_units = get_sms_fragment_count(template.replaced_content_count)
+            notification.billable_units = template.sms_fragment_count
 
         notification.sent_at = datetime.utcnow()
         notification.sent_by = provider.get_name()
@@ -83,9 +84,9 @@ def send_email_to_provider(notification):
             reference = provider.send_email(
                 from_address,
                 notification.to,
-                plain_text_email.replaced_subject,
-                body=plain_text_email.replaced,
-                html_body=html_email.replaced,
+                str(Field(plain_text_email.subject, notification.personalisation)),
+                body=plain_text_email.rendered,
+                html_body=html_email.rendered,
                 reply_to_address=service.reply_to_email_address,
             )
 

app/notifications/process_notifications.py

@@ -22,7 +22,7 @@ def create_content_for_notification(template, personalisation):
     check_placeholders(template_object)
 
     if template_object.template_type == SMS_TYPE:
-        check_sms_content_char_count(template_object.replaced_content_count)
+        check_sms_content_char_count(template_object.content_count)
     return template_object
 
 

app/notifications/rest.py

@@ -7,6 +7,7 @@ from flask import (
     current_app,
     json
 )
+from notifications_utils.field import Field
 from notifications_utils.renderers import PassThrough
 from notifications_utils.template import Template
 
@@ -254,13 +255,13 @@ def send_notification(notification_type):
 
 def get_notification_return_data(notification_id, notification, template):
     output = {
-        'body': template.replaced,
+        'body': template.rendered,
         'template_version': notification['template_version'],
         'notification': {'id': notification_id}
     }
 
     if template.template_type == 'email':
-        output.update({'subject': template.replaced_subject})
+        output.update({'subject': str(Field(template.subject, template.values))})
 
     return output
 
@@ -304,7 +305,7 @@ def create_template_object_for_notification(template, personalisation):
 
     if (
         template_object.template_type == SMS_TYPE and
-        template_object.replaced_content_count > current_app.config.get('SMS_CHAR_COUNT_LIMIT')
+        template_object.content_count > current_app.config.get('SMS_CHAR_COUNT_LIMIT')
     ):
         char_count = current_app.config.get('SMS_CHAR_COUNT_LIMIT')
         message = 'Content has a character count greater than the limit of {}'.format(char_count)

app/schemas.py

@@ -15,6 +15,7 @@ from marshmallow import (
 )
 from marshmallow_sqlalchemy import field_for
 
+from notifications_utils.field import Field
 from notifications_utils.recipients import (
     validate_email_address,
     InvalidEmailError,
@@ -395,10 +396,10 @@ class NotificationWithPersonalisationSchema(NotificationWithTemplateSchema):
             in_data['personalisation'],
             renderer=PassThrough()
         )
-        in_data['body'] = template.replaced
+        in_data['body'] = template.rendered
         template_type = in_data['template']['template_type']
         if template_type == 'email':
-            in_data['subject'] = template.replaced_subject
+            in_data['subject'] = str(Field(template.subject, in_data['personalisation']))
             in_data['content_char_count'] = None
         else:
             in_data['content_char_count'] = len(in_data['body'])

app/template/rest.py

@@ -13,6 +13,7 @@ from app.dao.templates_dao import (
     dao_get_all_templates_for_service,
     dao_get_template_versions
 )
+from notifications_utils.field import Field
 from notifications_utils.template import Template
 from notifications_utils.renderers import PassThrough
 from app.dao.services_dao import dao_fetch_service_by_id
@@ -108,7 +109,10 @@ def preview_template_by_id_and_service_id(service_id, template_id):
             ]}, status_code=400
         )
 
-    data['subject'], data['content'] = template_object.replaced_subject, template_object.replaced
+    data['subject'], data['content'] = (
+        str(Field(template_object.subject, template_object.values)),
+        template_object.rendered
+    )
 
     return jsonify(data)
 

app/v2/notifications/post_notifications.py

@@ -42,7 +42,7 @@ def post_sms_notification():
     send_notification_to_queue(notification, service.research_mode)
 
     resp = create_post_sms_response_from_notification(notification,
-                                                      template_with_content.replaced,
+                                                      template_with_content.rendered,
                                                       service.sms_sender,
                                                       request.url_root)
     return jsonify(resp), 201
@@ -70,7 +70,7 @@ def post_email_notification():
     send_notification_to_queue(notification, service.research_mode)
 
     resp = create_post_email_response_from_notification(notification=notification,
-                                                        content=template_with_content.replaced,
+                                                        content=template_with_content.rendered,
                                                         subject=template_with_content.subject,
                                                         email_from=service.email_from,
                                                         url_root=request.url_root)
@@ -89,5 +89,5 @@ def __validate_template(form, service, notification_type):
     check_template_is_for_notification_type(notification_type, template.template_type)
     check_template_is_active(template)
     template_with_content = create_content_for_notification(template, form.get('personalisation', {}))
-    check_sms_content_char_count(template_with_content.replaced_content_count)
+    check_sms_content_char_count(template_with_content.content_count)
     return template, template_with_content

tests/app/notifications/test_process_notification.py

@@ -17,14 +17,14 @@ from tests.app.conftest import sample_notification, sample_template, sample_emai
 def test_create_content_for_notification_passes(sample_email_template):
     template = Template.query.get(sample_email_template.id)
     content = create_content_for_notification(template, None)
-    assert content.replaced == template.content
+    assert content.rendered == template.content
 
 
 def test_create_content_for_notification_with_placeholders_passes(sample_template_with_placeholders):
     template = Template.query.get(sample_template_with_placeholders.id)
     content = create_content_for_notification(template, {'name': 'Bobby'})
     assert content.content == template.content
-    assert 'Bobby' in content.replaced
+    assert 'Bobby' in content.rendered
 
 
 def test_create_content_for_notification_fails_with_missing_personalisation(sample_template_with_placeholders):