Incorporate breaking utils changes

Brings in:
- [ ] alphagov/notifications-utils#94

app/main/views/index.py

@@ -3,8 +3,7 @@
 from app import convert_to_boolean
 from flask_login import (login_required, current_user)
 
-
-from notifications_utils.renderers import HTMLEmail
+from notifications_utils.template import HTMLEmailTemplate
 
 
 @main.route('/')
@@ -57,9 +56,7 @@ def terms():
 
 @main.route('/_email')
 def email_template():
-    return HTMLEmail(
-        govuk_banner=convert_to_boolean(request.args.get('govuk_banner', True))
-    )(
+    return str(HTMLEmailTemplate({'subject': 'foo', 'content': (
         'Lorem Ipsum is simply dummy text of the printing and typesetting '
         'industry.\n\nLorem Ipsum has been the industry’s standard dummy '
         'text ever since the 1500s, when an unknown printer took a galley '
@@ -96,7 +93,8 @@ def email_template():
         'This is an example of an email sent using GOV.UK Notify.'
         '\n\n'
         'https://www.notifications.service.gov.uk'
-    )
+    )}, govuk_banner=convert_to_boolean(request.args.get('govuk_banner', True))
+    ))
 
 
 @main.route('/documentation')

app/main/views/jobs.py

@@ -16,7 +16,6 @@
 )
 from flask_login import login_required
 from werkzeug.datastructures import MultiDict
-from notifications_utils.template import Template
 
 from app import (
     job_api_client,
@@ -31,7 +30,8 @@
     generate_previous_dict,
     user_has_permissions,
     generate_notifications_csv,
-    get_help_argument
+    get_help_argument,
+    get_template,
 )
 from app.statistics_utils import add_rate_to_job
 
@@ -108,14 +108,13 @@ def view_job(service_id, job_id):
         'views/jobs/job.html',
         finished=(total_notifications == processed_notifications),
         uploaded_file_name=job['original_file_name'],
-        template=Template(
+        template=get_template(
             service_api_client.get_service_template(
                 service_id=service_id,
                 template_id=job['template'],
                 version=job['template_version']
             )['data'],
-            prefix=current_service['name'],
-            sms_sender=current_service['sms_sender']
+            current_service,
         ),
         status=request.args.get('status', ''),
         updates_url=url_for(

app/main/views/send.py

@@ -18,9 +18,7 @@
 
 from flask_login import login_required, current_user
 from notifications_utils.columns import Columns
-from notifications_utils.template import Template
 from notifications_utils.recipients import RecipientCSV, first_column_headings, validate_and_format_phone_number
-from notifications_utils.renderers import EmailPreview, SMSPreview, LetterPDFLink
 
 from app.main import main
 from app.main.forms import CsvUploadForm, ChooseTimeForm, get_next_days_until, get_furthest_possible_scheduled_time
@@ -29,7 +27,7 @@
     s3download
 )
 from app import job_api_client, service_api_client, current_service, user_api_client
-from app.utils import user_has_permissions, get_errors_for_csv, Spreadsheet, get_help_argument, get_renderer
+from app.utils import user_has_permissions, get_errors_for_csv, Spreadsheet, get_help_argument, get_template
 
 
 def get_page_headings(template_type):
@@ -89,10 +87,8 @@ def choose_template(service_id, template_type):
     return render_template(
         'views/templates/choose.html',
         templates=[
-            Template(
-                template,
-                renderer=get_renderer(template_type, current_service, show_recipient=False)
-            ) for template in service_api_client.get_service_templates(service_id)['data']
+            get_template(template, current_service)
+            for template in service_api_client.get_service_templates(service_id)['data']
             if template['template_type'] == template_type
         ],
         template_type=template_type,
@@ -104,10 +100,12 @@ def choose_template(service_id, template_type):
 @login_required
 @user_has_permissions('send_texts', 'send_emails', 'send_letters')
 def send_messages(service_id, template_id):
-    template = Template(
-        service_api_client.get_service_template(service_id, template_id)['data']
+
+    template = get_template(
+        service_api_client.get_service_template(service_id, template_id)['data'],
+        current_service,
+        show_recipient=True
     )
-    template.renderer = get_renderer(template.template_type, current_service, show_recipient=True)
 
     form = CsvUploadForm()
     if form.validate_on_submit():
@@ -145,7 +143,9 @@ def send_messages(service_id, template_id):
 @login_required
 @user_has_permissions('send_texts', 'send_emails', 'send_letters', 'manage_templates', any_=True)
 def get_example_csv(service_id, template_id):
-    template = Template(service_api_client.get_service_template(service_id, template_id)['data'])
+    template = get_template(
+        service_api_client.get_service_template(service_id, template_id)['data'], current_service
+    )
     return Spreadsheet.from_rows([
         first_column_headings[template.template_type] + list(template.placeholders),
         get_example_csv_rows(template)
@@ -162,14 +162,12 @@ def send_test(service_id, template_id):
 
     file_name = current_app.config['TEST_MESSAGE_FILENAME']
 
-    template = Template(
+    template = get_template(
         service_api_client.get_service_template(service_id, template_id)['data'],
-        prefix=current_service['name'],
-        sms_sender=current_service['sms_sender']
+        current_service,
+        show_recipient=True
     )
 
-    template.renderer = get_renderer(template.template_type, current_service, show_recipient=True)
-
     if len(template.placeholders) == 0 or request.method == 'POST':
         upload_id = s3upload(
             service_id,
@@ -209,10 +207,8 @@ def send_test(service_id, template_id):
 def send_from_api(service_id, template_id):
     return render_template(
         'views/send-from-api.html',
-        template=Template(
-            service_api_client.get_service_template(service_id, template_id)['data'],
-            prefix=current_service['name'],
-            sms_sender=current_service['sms_sender']
+        template=get_template(
+            service_api_client.get_service_template(service_id, template_id)['data'], current_service
         )
     )
 
@@ -234,15 +230,15 @@ def check_messages(service_id, template_type, upload_id):
     if not contents:
         flash('There was a problem reading your upload file')
 
-    template = Template(
+    template = get_template(
         service_api_client.get_service_template(
             service_id,
             session['upload_data'].get('template_id')
-        )['data']
+        )['data'],
+        current_service,
+        show_recipient=True
     )
 
-    template.renderer = get_renderer(template_type, current_service, show_recipient=True)
-
     recipients = RecipientCSV(
         contents,
         template_type=template.template_type,

app/main/views/templates.py

@@ -8,13 +8,12 @@
 from dateutil.parser import parse
 from wand.image import Image
 
-from notifications_utils.template import Template
+from notifications_utils.template import LetterPreviewTemplate
 from notifications_utils.recipients import first_column_headings
-from notifications_utils.renderers import LetterPreview
 from notifications_python_client.errors import HTTPError
 
 from app.main import main
-from app.utils import user_has_permissions, get_renderer
+from app.utils import user_has_permissions, get_template
 from app.main.forms import SMSTemplateForm, EmailTemplateForm, LetterTemplateForm
 from app.main.views.send import get_example_csv_rows
 from app import service_api_client, current_service, template_statistics_client
@@ -43,27 +42,25 @@
     admin_override=True, any_=True
 )
 def view_template(service_id, template_id):
-    template = Template(
-        service_api_client.get_service_template(service_id, template_id)['data']
-    )
-    template.renderer = get_renderer(
-        template.template_type, current_service, show_recipient=False, expand_emails=True
-    )
     return render_template(
         'views/templates/template.html',
-        template=template
+        template=get_template(
+            service_api_client.get_service_template(service_id, template_id)['data'],
+            current_service,
+            expand_emails=True
+        )
     )
 
 
 @main.route("/services/<service_id>/templates/<template_id>.pdf")
 @login_required
 @user_has_permissions('view_activity', admin_override=True)
 def view_letter_template_as_pdf(service_id, template_id):
-    template = Template(
-        service_api_client.get_service_template(service_id, template_id)['data'],
-        renderer=LetterPreview()
-    )
-    return render_pdf(HTML(string=template.rendered))
+    return render_pdf(HTML(string=str(
+        LetterPreviewTemplate(
+            service_api_client.get_service_template(service_id, template_id)['data'],
+        )
+    )))
 
 
 @main.route("/services/<service_id>/templates/<template_id>.png")
@@ -92,15 +89,13 @@ def view_letter_template_as_image(service_id, template_id):
     any_=True
 )
 def view_template_version(service_id, template_id, version):
-    template = Template(
-        service_api_client.get_service_template(service_id, template_id, version)['data']
-    )
-    template.renderer = get_renderer(
-        template.template_type, current_service, show_recipient=False, expand_emails=True
-    )
     return render_template(
         'views/templates/template_history.html',
-        template=template
+        template=get_template(
+            service_api_client.get_service_template(service_id, template_id, version)['data'],
+            current_service,
+            expand_emails=True
+        )
     )
 
 
@@ -154,14 +149,14 @@ def edit_service_template(service_id, template_id):
 
     if form.validate_on_submit():
         subject = form.subject.data if hasattr(form, 'subject') else None
-        new_template = Template({
+        new_template = get_template({
             'name': form.name.data,
             'content': form.template_content.data,
             'subject': subject,
             'template_type': template['template_type'],
             'id': template['id']
-        })
-        template_change = Template(template).compare_to(new_template)
+        }, current_service)
+        template_change = get_template(template, current_service).compare_to(new_template)
         if template_change.has_different_placeholders and not request.form.get('confirm'):
             return render_template(
                 'views/templates/breaking-change.html',
@@ -260,18 +255,12 @@ def delete_service_template(service_id, template_id):
     any_=True
 )
 def view_template_versions(service_id, template_id):
-
-    versions = []
-    for template in service_api_client.get_service_template_versions(service_id, template_id)['data']:
-        template = Template(template)
-        template.renderer = get_renderer(
-            template.template_type, current_service, show_recipient=False, expand_emails=True
-        )
-        versions.append(template)
-
     return render_template(
         'views/templates/choose_history.html',
-        versions=versions
+        versions=[
+            get_template(template, current_service, expand_emails=True)
+            for template in service_api_client.get_service_template_versions(service_id, template_id)['data']
+        ]
     )
 
 

app/templates/views/check.html

@@ -127,7 +127,7 @@ <h1 class="heading-large">
 
   {% endif %}
 
-  {{ template.rendered }}
+  {{ template|string }}
 
   {% if errors %}
     {% if request.args.from_test %}

app/templates/views/jobs/job.html

@@ -12,7 +12,7 @@ <h1 class="heading-large">
       {{ uploaded_file_name }}
     </h1>
 
-    {{ template.rendered }}
+    {{ template|string }}
 
     {{ ajax_block(partials, updates_url, 'status', finished=finished) }}
     {{ ajax_block(partials, updates_url, 'counts', finished=finished) }}

app/templates/views/send-from-api.html

@@ -11,7 +11,7 @@ <h1 class="heading-large">
       API info
   </h1>
 
-  {{ template.rendered }}
+  {{ template|string }}
 
   <div class="bottom-gutter">
     {{ api_key(template.id, name="Template ID", thing='template ID') }}

app/templates/views/send-test.html

@@ -19,7 +19,7 @@ <h1 class="heading-large">Example text message</h1>
     <h1 class="heading-large">Send yourself a test</h1>
   {% endif %}
 
-  {{ template.rendered }}
+  {{ template|string }}
 
   <form method="post">
     {% call(item, row_number) list_table(

app/templates/views/send.html

@@ -11,7 +11,7 @@
 
   <h1 class="heading-large">Upload recipients</h1>
 
-  {{ template.rendered }}
+  {{ template|string }}
 
   <div class="page-footer bottom-gutter">
     {{file_upload(

app/templates/views/templates/_template.html

@@ -1,5 +1,5 @@
 <div class="column-two-thirds">
-  {{ template.rendered }}
+  {{ template|string }}
 </div>
 <div class="column-one-third">
   {% if template._template.archived %}

app/templates/views/templates/_template_history.html

@@ -3,7 +3,7 @@ <h2 class="message-name">{{ template.name }}</h2>
 </div>
 
 <div class="column-two-thirds">
-  {{ template.rendered }}
+  {{ template|string }}
 </div>
 
 <div class="column-one-third">

app/utils.py

@@ -8,7 +8,11 @@
 from flask import (abort, current_app, session, request, redirect, url_for)
 from flask_login import current_user
 
-from notifications_utils.renderers import SMSPreview, EmailPreview, LetterPDFLink
+from notifications_utils.template import (
+    SMSPreviewTemplate,
+    EmailPreviewTemplate,
+    LetterPDFLinkTemplate,
+)
 
 import pyexcel
 import pyexcel.ext.io
@@ -220,18 +224,24 @@ def is_gov_user(email_address):
     return bool(re.search(email_regex, email_address.lower()))
 
 
-def get_renderer(template_type, service, show_recipient, expand_emails=False):
-    return {
-        'email': EmailPreview(
+def get_template(template, service, show_recipient=False, expand_emails=False):
+    if 'email' == template['template_type']:
+        return EmailPreviewTemplate(
+            template,
             from_name=service['name'],
             from_address='{}@notifications.service.gov.uk'.format(service['email_from']),
             expanded=expand_emails,
             show_recipient=show_recipient
-        ),
-        'sms': SMSPreview(
+        )
+    if 'sms' == template['template_type']:
+        return SMSPreviewTemplate(
+            template,
             prefix=service['name'],
             sender=service['sms_sender'],
             show_recipient=show_recipient
-        ),
-        'letter': LetterPDFLink(service['id']),
-    }[template_type]
+        )
+    if 'letter' == template['template_type']:
+        return LetterPDFLinkTemplate(
+            template,
+            service_id=service['id'],
+        )