emails/templates/emails/new_activity.html

@@ -8,12 +8,10 @@
       </p>
     {% endif %}
   </div>
-  <p><a href="{{ url }}">{{ url }}</a></p>
+  <p><a href="{{ url }}">View it at Blender Extensions</a></p>
-
   <p>
-    Read all notifications at {{ site_url }}{% url "notifications:notifications" %}
+    Read all notifications at {{ notifications_url }}
   </p>
-
   {# TODO: store follow flags on Notifications, otherwise it's impossible to tell why this email is sent #}
   {% comment %}
     You are receiving this email because you are a moderator subscribed to notification emails.
@@ -22,5 +20,5 @@
 {% endblock content %}
 
 {% block footer_links %}
-  Unsubscribe by adjusting your preferences at  {{ site_url }}{% url "users:my-profile" %}
+  Unsubscribe by adjusting your preferences at  {{ profile_url }}
 {% endblock footer_links %}

emails/util.py

@@ -1,36 +1,17 @@
 """Utilities for rendering email templates."""
-from typing import List, Optional, Tuple, Dict, Any
+from typing import List, Tuple, Dict, Any
 import logging
 
 from django.conf import settings
-from django.contrib.sites.shortcuts import get_current_site
 from django.core.mail import get_connection, EmailMultiAlternatives
 from django.template import loader, TemplateDoesNotExist
-from django.urls import reverse
+
-import html2text
+from utils import absolute_url, html_to_text
 
 logger = logging.getLogger(__name__)
 logger.setLevel(logging.DEBUG)
 
 
-def _get_site_url():
-    domain = get_current_site(None).domain
-    return f'https://{domain}'
-
-
-def absolute_url(
-    view_name: str, args: Optional[tuple] = None, kwargs: Optional[dict] = None
-) -> str:
-    """Same as django.urls.reverse() but then as absolute URL.
-
-    For simplicity this assumes HTTPS is used.
-    """
-    from urllib.parse import urljoin
-
-    relative_url = reverse(view_name, args=args, kwargs=kwargs)
-    return urljoin(_get_site_url(), relative_url)
-
-
 def is_noreply(email: str) -> bool:
     """Return True if the email address is a no-reply address."""
     return email.startswith('noreply@') or email.startswith('no-reply@')
@@ -39,8 +20,9 @@ def is_noreply(email: str) -> bool:
 def get_template_context() -> Dict[str, str]:
     """Return additional context for use in an email template."""
     return {
-        'site_url': _get_site_url(),
+        'site_url': absolute_url('extensions:home'),
-        # 'profile_url': absolute_url('profile_update'),
+        'profile_url': absolute_url('users:my-profile'),
+        'notifications_url': absolute_url('notifications:notifications'),
         'DEFAULT_REPLY_TO_EMAIL': settings.DEFAULT_REPLY_TO_EMAIL,
     }
 
@@ -68,7 +50,7 @@ def construct_email(email_name: str, context: Dict[str, Any]) -> Tuple[str, str,
         email_body_txt = loader.render_to_string(txt_tmpl, context)
     except TemplateDoesNotExist:
         # Generate plain text content from the HTML one
-        email_body_txt = html2text.html2text(email_body_html)
+        email_body_txt = html_to_text(email_body_html)
     return email_body_html, email_body_txt, context['subject']
 
 

requirements.txt

@@ -28,7 +28,6 @@ drf-spectacular-sidecar==2024.2.1
 frozenlist==1.3.0
 geoip2==4.6.0
 h11==0.13.0
-html2text==2024.2.26
 idna==3.3
 Jinja2==3.1.2
 jsmin==3.0.1

utils.py

@@ -1,3 +1,4 @@
+from html.parser import HTMLParser
 from typing import Optional
 from urllib.parse import urljoin
 import datetime
@@ -20,6 +21,7 @@ from django.core.exceptions import ValidationError
 from django.core.validators import validate_ipv46_address
 from django.http import HttpRequest
 from django.http.response import HttpResponseRedirectBase
+from django.urls import reverse
 from django.utils.encoding import force_bytes, force_str
 from django.utils.http import _urlparse
 import django.utils.text
@@ -189,3 +191,46 @@ def absolutify(url: str, request=None) -> str:
     proto = 'http' if settings.DEBUG else 'https'
     domain = get_current_site(request).domain
     return urljoin(f'{proto}://{domain}', url)
+
+
+def absolute_url(
+    view_name: str, args: Optional[tuple] = None, kwargs: Optional[dict] = None
+) -> str:
+    """Same as django.urls.reverse() but then as absolute URL."""
+    relative_url = reverse(view_name, args=args, kwargs=kwargs)
+    return absolutify(relative_url)
+
+
+class HTMLFilter(HTMLParser):
+    text = ''
+    skip = False
+    skip_one = False
+
+    def handle_starttag(self, tag, attrs):
+        if tag == 'style':
+            self.skip = True
+        for name, value in attrs:
+            if name == 'href':
+                self.skip_one = True
+                self.text += value
+
+    def handle_endtag(self, tag):
+        if tag == 'style':
+            self.skip = False
+
+    def handle_data(self, data):
+        if self.skip:
+            return
+        if self.skip_one:
+            self.skip_one = False
+            return
+        data = data.strip()
+        self.text += data
+        if not data.endswith('\n') and len(data) > 1:
+            self.text += '\n'
+
+
+def html_to_text(data: str) -> str:
+    f = HTMLFilter()
+    f.feed(data)
+    return f.text