feat: add push notifications

.gitignore

@@ -56,3 +56,10 @@ package-lock.json
 # Virtual environments
 venv/
 .venv/
+
+# Webpush
+/keys/webpush/
+/keys/
+
+# Keys
+*.pem

Ion.egg-info/PKG-INFO

@@ -74,10 +74,14 @@ Requires-Dist: sphinx-bootstrap-theme==0.8.1
 Requires-Dist: tblib==1.7.0
 Requires-Dist: vine==5.0.0
 Requires-Dist: xhtml2pdf==0.2.11
+Requires-Dist: django-push-notifications[WP]==3.1.0
+Requires-Dist: py-vapid==1.9.1
+Requires-Dist: pywebpush==2.0.0
 Requires-Dist: asgiref>=3.3.4
 Requires-Dist: pillow>=9.0.0
 Requires-Dist: tinycss2
 Requires-Dist: twisted>=21.7.0
+Requires-Dist: python-bidi==0.4.2
 
 **********
 Intranet 3

Ion.egg-info/SOURCES.txt

@@ -48,6 +48,7 @@ config/scripts/README.md
 config/scripts/create_activities.py
 config/scripts/create_blocks.py
 config/scripts/create_users.py
+config/scripts/create_vapid_keys.py
 config/vagrant/devconfig.json.sample
 config/vagrant/ion_env_setup.sh
 config/vagrant/provision_vagrant.sh
@@ -310,6 +311,7 @@ intranet/apps/eighth/forms/admin/sponsors.py
 intranet/apps/eighth/management/__init__.py
 intranet/apps/eighth/management/commands/__init__.py
 intranet/apps/eighth/management/commands/absence_email.py
+intranet/apps/eighth/management/commands/absence_notify.py
 intranet/apps/eighth/management/commands/delete_duplicate_signups.py
 intranet/apps/eighth/management/commands/dev_create_blocks.py
 intranet/apps/eighth/management/commands/dev_generate_signups.py
@@ -387,6 +389,7 @@ intranet/apps/eighth/migrations/0062_auto_20200116_1926.py
 intranet/apps/eighth/migrations/0063_auto_20201224_1745.py
 intranet/apps/eighth/migrations/0064_auto_20210205_1153.py
 intranet/apps/eighth/migrations/0065_auto_20220903_0038.py
+intranet/apps/eighth/migrations/0066_auto_20240725_1929.py
 intranet/apps/eighth/migrations/__init__.py
 intranet/apps/eighth/tests/__init__.py
 intranet/apps/eighth/tests/eighth_test.py
@@ -602,10 +605,15 @@ intranet/apps/nomination/migrations/0001_initial.py
 intranet/apps/nomination/migrations/0002_auto_20160929_2156.py
 intranet/apps/nomination/migrations/__init__.py
 intranet/apps/notifications/__init__.py
+intranet/apps/notifications/api.py
 intranet/apps/notifications/emails.py
+intranet/apps/notifications/forms.py
 intranet/apps/notifications/models.py
+intranet/apps/notifications/serializers.py
 intranet/apps/notifications/tasks.py
+intranet/apps/notifications/tests.py
 intranet/apps/notifications/urls.py
+intranet/apps/notifications/utils.py
 intranet/apps/notifications/views.py
 intranet/apps/notifications/migrations/0001_initial.py
 intranet/apps/notifications/migrations/0002_auto_20150729_1734.py
@@ -614,6 +622,10 @@ intranet/apps/notifications/migrations/0004_notificationconfig_android_gcm_optou
 intranet/apps/notifications/migrations/0005_auto_20151221_2008.py
 intranet/apps/notifications/migrations/0006_auto_20151221_2028.py
 intranet/apps/notifications/migrations/0007_auto_20151221_2259.py
+intranet/apps/notifications/migrations/0008_userpushnotificationpreferences.py
+intranet/apps/notifications/migrations/0009_userpushnotificationpreferences_is_subscribed.py
+intranet/apps/notifications/migrations/0010_remove_userpushnotificationpreferences_silent_notifications.py
+intranet/apps/notifications/migrations/0011_webpushnotification.py
 intranet/apps/notifications/migrations/__init__.py
 intranet/apps/oauth/__init__.py
 intranet/apps/oauth/admin.py
@@ -647,6 +659,7 @@ intranet/apps/polls/__init__.py
 intranet/apps/polls/admin.py
 intranet/apps/polls/forms.py
 intranet/apps/polls/models.py
+intranet/apps/polls/notifications.py
 intranet/apps/polls/tests.py
 intranet/apps/polls/urls.py
 intranet/apps/polls/views.py
@@ -882,7 +895,6 @@ intranet/settings/secret.sample
 intranet/static/browserconfig.xml
 intranet/static/manifest.json
 intranet/static/robots.txt
-intranet/static/serviceworker.js
 intranet/static/teacher-guide.pdf
 intranet/static/css/_colors.scss
 intranet/static/css/_reset.scss
@@ -992,6 +1004,7 @@ intranet/static/img/favicon/favicon.ico
 intranet/static/img/favicon/favicon.svg
 intranet/static/img/favicon/mstile-150x150.png
 intranet/static/img/favicon/safari-pinned-tab.svg
+intranet/static/img/guides/add_to_home_screen_ios.png
 intranet/static/img/logos/Header-Logo.png
 intranet/static/img/logos/Header-Logo.svg
 intranet/static/img/logos/[email protected]
@@ -3472,6 +3485,11 @@ intranet/templates/lostfound/lostitem_form.html
 intranet/templates/monitoring/prometheus-metrics.txt
 intranet/templates/notifications/gcm_list.html
 intranet/templates/notifications/gcm_post.html
+intranet/templates/notifications/ios_notifications_guide.html
+intranet/templates/notifications/webpush_device_info.html
+intranet/templates/notifications/webpush_list.html
+intranet/templates/notifications/webpush_post.html
+intranet/templates/notifications/js/serviceworker.js
 intranet/templates/oauth2_provider/application_confirm_delete.html
 intranet/templates/oauth2_provider/application_detail.html
 intranet/templates/oauth2_provider/application_form.html

Ion.egg-info/requires.txt

@@ -59,7 +59,11 @@ sphinx-bootstrap-theme==0.8.1
 tblib==1.7.0
 vine==5.0.0
 xhtml2pdf==0.2.11
+django-push-notifications[WP]==3.1.0
+py-vapid==1.9.1
+pywebpush==2.0.0
 asgiref>=3.3.4
 pillow>=9.0.0
 tinycss2
 twisted>=21.7.0
+python-bidi==0.4.2

config/docker/initial_setup.sh

@@ -49,3 +49,6 @@ python3 -u manage.py import_sports $(date +%m)
 
 echo -e "${BLUE}${BOLD}Creating CSL apps...${CLEAR}"
 python3 -u manage.py dev_create_cslapps
+
+echo -e "${BLUE}${BOLD}Generating vapid keys...${CLEAR}"
+python3 create_vapid_keys.py

config/scripts/create_vapid_keys.py

@@ -0,0 +1,24 @@
+import base64
+import os
+
+from cryptography.hazmat.primitives.serialization import Encoding, PublicFormat
+from py_vapid import Vapid
+
+PROJECT_ROOT = os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
+
+# Generate VAPID key pair
+vapid = Vapid()
+vapid.generate_keys()
+
+# Get public and private keys for the vapid key pair
+vapid.save_public_key(os.path.join(PROJECT_ROOT, "keys", "webpush", "public_key.pem"))
+public_key_bytes = vapid.public_key.public_bytes(Encoding.X962, PublicFormat.UncompressedPoint)
+
+vapid.save_key(os.path.join(PROJECT_ROOT, "keys", "webpush", "private_key.pem"))
+
+
+# Convert the public key to applicationServerKey format
+application_server_key = base64.urlsafe_b64encode(public_key_bytes).replace(b"=", b"").decode("utf8")
+
+with open(os.path.join(PROJECT_ROOT, "keys", "webpush", "ApplicationServerKey.key"), "w", encoding="utf-8") as f:
+    f.write(application_server_key)

cron/eighth-absence.sh

@@ -4,4 +4,5 @@
 timestamp=$(date +"%Y-%m-%d-%H%M")
 cd /usr/local/www/intranet3
 ./cron/env.sh ./manage.py absence_email --silent
-echo "Absence email sent at $timestamp." >> /var/log/ion/email.log
+./cron/env.sh ./manage.py absence_notify --silent
+echo "Absence email and push notification sent at $timestamp." >> /var/log/ion/email.log

docs/sourcedoc/intranet.apps.eighth.management.commands.rst

@@ -12,6 +12,14 @@ intranet.apps.eighth.management.commands.absence\_email module
    :undoc-members:
    :show-inheritance:
 
+intranet.apps.eighth.management.commands.absence\_notify module
+---------------------------------------------------------------
+
+.. automodule:: intranet.apps.eighth.management.commands.absence_notify
+   :members:
+   :undoc-members:
+   :show-inheritance:
+
 intranet.apps.eighth.management.commands.delete\_duplicate\_signups module
 --------------------------------------------------------------------------
 

docs/sourcedoc/intranet.apps.notifications.rst

@@ -4,6 +4,14 @@ intranet.apps.notifications package
 Submodules
 ----------
 
+intranet.apps.notifications.api module
+--------------------------------------
+
+.. automodule:: intranet.apps.notifications.api
+   :members:
+   :undoc-members:
+   :show-inheritance:
+
 intranet.apps.notifications.emails module
 -----------------------------------------
 
@@ -12,6 +20,14 @@ intranet.apps.notifications.emails module
    :undoc-members:
    :show-inheritance:
 
+intranet.apps.notifications.forms module
+----------------------------------------
+
+.. automodule:: intranet.apps.notifications.forms
+   :members:
+   :undoc-members:
+   :show-inheritance:
+
 intranet.apps.notifications.models module
 -----------------------------------------
 
@@ -20,6 +36,14 @@ intranet.apps.notifications.models module
    :undoc-members:
    :show-inheritance:
 
+intranet.apps.notifications.serializers module
+----------------------------------------------
+
+.. automodule:: intranet.apps.notifications.serializers
+   :members:
+   :undoc-members:
+   :show-inheritance:
+
 intranet.apps.notifications.tasks module
 ----------------------------------------
 
@@ -28,6 +52,14 @@ intranet.apps.notifications.tasks module
    :undoc-members:
    :show-inheritance:
 
+intranet.apps.notifications.tests module
+----------------------------------------
+
+.. automodule:: intranet.apps.notifications.tests
+   :members:
+   :undoc-members:
+   :show-inheritance:
+
 intranet.apps.notifications.urls module
 ---------------------------------------
 
@@ -36,6 +68,14 @@ intranet.apps.notifications.urls module
    :undoc-members:
    :show-inheritance:
 
+intranet.apps.notifications.utils module
+----------------------------------------
+
+.. automodule:: intranet.apps.notifications.utils
+   :members:
+   :undoc-members:
+   :show-inheritance:
+
 intranet.apps.notifications.views module
 ----------------------------------------
 

docs/sourcedoc/intranet.apps.polls.rst

@@ -28,6 +28,14 @@ intranet.apps.polls.models module
    :undoc-members:
    :show-inheritance:
 
+intranet.apps.polls.notifications module
+----------------------------------------
+
+.. automodule:: intranet.apps.polls.notifications
+   :members:
+   :undoc-members:
+   :show-inheritance:
+
 intranet.apps.polls.tests module
 --------------------------------
 

intranet/apps/announcements/forms.py

@@ -12,7 +12,12 @@ def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
         self.fields["expiration_date"].help_text = "By default, announcements expire after two weeks. To change this, click in the box above."
 
-        self.fields["notify_post"].help_text = "If this box is checked, students who have signed up for notifications will receive an email."
+        self.fields["notify_post"].help_text = (
+            "If this box is checked, students who have signed up for email "
+            "notifications will receive an email "
+            "and those who have signed up for push notifications will receive a "
+            "push notification."
+        )
 
         self.fields["notify_email_all"].help_text = (
             "This will send an email notification to all of the users who can see this post. This option "
@@ -41,7 +46,12 @@ def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
         self.fields["expiration_date"].help_text = "By default, announcements expire after two weeks. To change this, click in the box above."
 
-        self.fields["notify_post_resend"].help_text = "If this box is checked, students who have signed up for notifications will receive an email."
+        self.fields["notify_post_resend"].help_text = (
+            "If this box is checked, students who have signed up for email "
+            "notifications will receive an email "
+            "and those who have signed up for push notifications will "
+            "receive a push notification."
+        )
 
         self.fields["notify_email_all_resend"].help_text = (
             "This will resend an email notification to all of the users who can see this post. This option "
@@ -105,7 +115,12 @@ class AnnouncementAdminForm(forms.Form):
 
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
-        self.fields["notify_post"].help_text = "If this box is checked, students who have signed up for notifications will receive an email."
+        self.fields["notify_post"].help_text = (
+            "If this box is checked, students who have signed up for email "
+            "notifications will receive an email "
+            "and those who have signed up for push notifications will receive a "
+            "push notification."
+        )
         self.fields["notify_email_all"].help_text = (
             "This will send an email notification to all of the users who can see this post. This option "
             "does NOT take users' email notification preferences into account, so please use with care."

intranet/apps/announcements/notifications.py

@@ -3,17 +3,23 @@
 import re
 
 import requests
+from push_notifications.models import WebPushDevice
 from requests_oauthlib import OAuth1
 from sentry_sdk import capture_exception
 
 from django.conf import settings
 from django.contrib import messages
 from django.contrib.auth import get_user_model
 from django.core import exceptions
+from django.db.models import Q
 from django.urls import reverse
+from django.utils.html import strip_tags
 
 from ...utils.date import get_senior_graduation_year
-from ..notifications.tasks import email_send_task
+from ..notifications.tasks import email_send_task, send_bulk_notification
+from ..notifications.utils import truncate_content, truncate_title
+from ..users.models import User
+from .models import Announcement
 
 logger = logging.getLogger(__name__)
 
@@ -136,7 +142,7 @@ def announcement_posted_email(request, obj, send_all=False):
                 emails.append(u.notification_email)
                 users_send.append(u)
 
-        if not settings.PRODUCTION and len(emails) > 3:
+        if not settings.PRODUCTION and len(emails) > 3 and not settings.FORCE_EMAIL_SEND:
             raise exceptions.PermissionDenied("You're about to email a lot of people, and you aren't in production!")
 
         base_url = request.build_absolute_uri(reverse("index"))
@@ -201,3 +207,27 @@ def notify_twitter(status):
     req = requests.post(url, data=data, auth=auth, timeout=15)
 
     return req.text
+
+
+def announcement_posted_push_notification(obj: Announcement) -> None:
+    """Send a (Web)push notification to users when an announcement is posted.
+
+    obj: The announcement object
+
+    """
+
+    if not obj.groups.all():
+        users = User.objects.filter(push_notification_preferences__announcement_notifications=True)
+        devices = WebPushDevice.objects.filter(user__in=users)
+    else:
+        users = User.objects.filter(Q(groups__in=obj.groups.all()) & Q(push_notification_preferences__announcement_notifications=True))
+        devices = WebPushDevice.objects.filter(user__in=users)
+
+    send_bulk_notification.delay(
+        filtered_objects=devices,
+        title=f"Announcement: {truncate_title(obj.title)} ({obj.get_author()})",
+        body=truncate_content(strip_tags(obj.content_no_links)),
+        data={
+            "url": settings.PUSH_NOTIFICATIONS_BASE_URL + reverse("view_announcement", args=[obj.id]),
+        },
+    )

intranet/apps/announcements/views.py

@@ -15,8 +15,8 @@
 from ..groups.models import Group
 from .forms import AnnouncementAdminForm, AnnouncementEditForm, AnnouncementForm, AnnouncementRequestForm
 from .models import Announcement, AnnouncementRequest
-from .notifications import (admin_request_announcement_email, announcement_approved_email, announcement_posted_email, announcement_posted_twitter,
-                            request_announcement_email)
+from .notifications import (admin_request_announcement_email, announcement_approved_email, announcement_posted_email,
+                            announcement_posted_push_notification, announcement_posted_twitter, request_announcement_email)
 
 logger = logging.getLogger(__name__)
 
@@ -43,6 +43,7 @@ def announcement_posted_hook(request, obj):
     """
     if obj.notify_post:
         announcement_posted_twitter(request, obj)
+        announcement_posted_push_notification(obj)
         try:
             notify_all = obj.notify_email_all
         except AttributeError: