Implement generating/sending bulletin
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{% for event in events %}{{ event.date.strftime('%a %d %b') }}: {{ event.title }}{% if event.link %} <{{ event.link }}>{% endif %}
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{% endfor %}
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{% for group in groups %}{{ group.name }}
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==============================
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{% for item in group.bulletin_items %}{{ item.title }}
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--------------------------
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{{ item.content }}
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{% if item.link %}Read more <{{ item.link }}>
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{% endif %}{% endfor %}{% endfor %}{% if more %}More from MUMUS
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==============================
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{% for item in more %}{{ item.title }}
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--------------------------
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{{ item.content }}
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{% if item.link %}Read more <{{ item.link }}>
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{% endif %}{% endfor %}{% endif %}© Copyright {{ import('datetime').datetime.now().strftime('%Y') }} MUMUS Inc. All Rights Reserved.
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# Society Self-Service
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# Copyright © 2018-2019 Yingtong Li (RunasSudo)
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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import boto3
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from botocore.exceptions import ClientError
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import premailer
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from django.core.management.base import BaseCommand, CommandError
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from django.conf import settings
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from django.template import loader
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from django.urls import reverse
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from django.utils import timezone
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import ssmembership.models
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import sspromotions.utils
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import logging
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import time
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import urllib.parse
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def send_aws_email(client, email, subject, content_html, content_txt):
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def send_mail(**kwargs):
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for i in range(0, 10):
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try:
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client.send_email(**kwargs)
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return
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except ClientError as e:
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if e.response['Error']['Code'] == 'Throttling' and e.response['Error']['Message'] == 'Maximum sending rate exceeded.':
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wait_time = max(10*(2**i), 5000)
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self.stdout.write(self.style.NOTICE('Reached maximum sending rate, waiting {} ms'.format(wait_time)))
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time.sleep(wait_time/1000)
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else:
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raise e
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raise Exception('Reached maximum number of retries')
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send_mail(
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Destination={
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'ToAddresses': [email],
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},
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Message={
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'Body': {
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'Html': {
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'Charset': 'utf-8',
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'Data': content_html,
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},
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'Text': {
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'Charset': 'utf-8',
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'Data': content_txt,
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},
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},
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'Subject': {
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'Charset': 'utf-8',
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'Data': subject,
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},
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},
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Source='{} <{}>'.format(settings.ORG_NAME, settings.AWS_SENDER_EMAIL),
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)
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class Command(BaseCommand):
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help = 'Send bulletin emails'
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def add_arguments(self, parser):
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parser.add_argument('ids', nargs='*', type=int, help='Members with ID numbers equal to these values will be emailed (default all)')
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parser.add_argument('--render', action='store_true', help='Render to stdout instead of sending emails')
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def handle(self, *args, **options):
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template_html = loader.get_template('sspromotions/email/bulletin.html')
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template_txt = loader.get_template('sspromotions/email/bulletin.txt')
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members = ssmembership.models.Member.objects.all()
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if len(options['ids']) > 0:
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members = [member for member in members if member.id in options['ids']]
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else:
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raise Exception('Must provide IDs')
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client = boto3.client('ses', aws_access_key_id=settings.AWS_KEY_ID, aws_secret_access_key=settings.AWS_SECRET, region_name=settings.AWS_REGION)
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title = '{} News: {}'.format(settings.ORG_NAME, timezone.now().strftime('%d %m %Y'))
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calbegin, calend, bulbegin, bulend = sspromotions.utils.bulletin_dates(timezone.now())
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events = list(sspromotions.utils.get_calendar_events(calbegin, calend))
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for member in members:
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template_args = sspromotions.utils.bulletin_args(member, events, bulbegin, bulend)
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content_html = premailer.Premailer(template_html.render(template_args), cssutils_logging_level=logging.ERROR, strip_important=False).transform()
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content_txt = template_txt.render(template_args)
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if options['render']:
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self.stdout.write('Content-Type: multipart/alternative; boundary=boundary\n\n--boundary\nContent-Type: text/html; charset=utf-8\n\n' + content_html + '\n--boundary\nContent-Type: text/plain; charset=utf-8\n\n' + content_txt + '\n--boundary')
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else:
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self.stdout.write('Emailing {} at {}'.format(member.id, member.email))
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send_aws_email(client, member.email, title, content_html, content_txt)
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@ -0,0 +1,78 @@
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# Society Self-Service
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# Copyright © 2018-2019 Yingtong Li (RunasSudo)
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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from googleapiclient.discovery import build
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from django.conf import settings
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from django.utils import timezone
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from . import models
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import datetime
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def get_calendar_events(calbegin, calend):
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service = build('calendar', 'v3', developerKey=settings.GOOGLE_API_KEY)
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events = service.events().list(
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calendarId=settings.GOOGLE_CALENDAR_ID,
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orderBy='startTime',
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singleEvents=True,
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timeMin=datetime.datetime.combine(calbegin, datetime.time(tzinfo=timezone.get_current_timezone())).isoformat(),
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timeMax=datetime.datetime.combine(calend, datetime.time(tzinfo=timezone.get_current_timezone())).isoformat()
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).execute()
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for event in events['items']:
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yield {
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'date': datetime.datetime.strptime(event['start']['date'], '%Y-%m-%d') if 'date' in event['start'] else datetime.datetime.strptime(event['start']['dateTime'][:-3] + event['start']['dateTime'][-2:], '%Y-%m-%dT%H:%M:%S%z'),
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'title': event['summary'],
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'link': event['htmlLink']
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}
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def bulletin_dates(dt):
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calbegin = dt.date() + datetime.timedelta(days=1) # Start tomorrow for calendar
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calend = calbegin + datetime.timedelta(days=14)
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bulbegin = dt.date()
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bulend = bulbegin + datetime.timedelta(days=7)
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return calbegin, calend, bulbegin, bulend
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def bulletin_args(member, events, bulbegin, bulend):
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if member is None:
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groups = models.Group.objects.all()
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else:
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groups = models.Group.get_member_groups(member)
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groups_data = []
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for group in groups:
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items = []
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for item in group.bulletinitem_set.filter(date__gte=bulbegin).filter(date__lt=bulend).all():
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# Check also_limit
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if member is None or len(item.also_limit) == 0 or any(models.Group.objects.get(id=x).contains_member(member) for x in item.also_limit if models.Group.objects.filter(id=x).count() > 0):
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items.append(item)
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if len(items) > 0:
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groups_data.append({
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'group': group,
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'name': group.name,
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'bulletin_items': items
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})
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return {
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'events': events,
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'groups': groups_data,
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'more': [], # TODO
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'bulbegin': bulbegin,
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'bulend': bulend
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}
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@ -14,8 +14,6 @@
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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from googleapiclient.discovery import build
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from django.contrib.auth.decorators import login_required
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from django.conf import settings
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@ -25,30 +23,14 @@ from django.urls import reverse
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from django.utils import timezone
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from . import models
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from . import utils
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import datetime
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import json
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@login_required
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def index(request):
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return render(request, 'sspromotions/index.html')
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def get_calendar_events(calbegin, calend):
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service = build('calendar', 'v3', developerKey=settings.GOOGLE_API_KEY)
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events = service.events().list(
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calendarId=settings.GOOGLE_CALENDAR_ID,
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orderBy='startTime',
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singleEvents=True,
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timeMin=datetime.datetime.combine(calbegin, datetime.time(tzinfo=timezone.get_current_timezone())).isoformat(),
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timeMax=datetime.datetime.combine(calend, datetime.time(tzinfo=timezone.get_current_timezone())).isoformat()
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).execute()
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for event in events['items']:
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yield {
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'date': datetime.datetime.strptime(event['start']['date'], '%Y-%m-%d') if 'date' in event['start'] else datetime.datetime.strptime(event['start']['dateTime'][:-3] + event['start']['dateTime'][-2:], '%Y-%m-%dT%H:%M:%S%z'),
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'title': event['summary'],
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'link': event['htmlLink']
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}
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@login_required
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def bulletin_list(request):
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items_past = []
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@ -77,19 +59,8 @@ def bulletin_list(request):
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@login_required
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def bulletin_preview(request):
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calbegin = timezone.now().date() + datetime.timedelta(days=1) # Start tomorrow for calendar
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calend = calbegin + datetime.timedelta(days=14)
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bulbegin = timezone.now().date()
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bulend = bulbegin + datetime.timedelta(days=7)
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return render(request, 'sspromotions/email/bulletin.html', {
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'events': get_calendar_events(calbegin, calend),
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'groups': models.Group.objects.all(),
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'more': [],
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'bulbegin': bulbegin,
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'bulend': bulend
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})
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calbegin, calend, bulbegin, bulend = utils.bulletin_dates(timezone.now())
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return render(request, 'sspromotions/email/bulletin.html', utils.bulletin_args(None, utils.get_calendar_events(calbegin, calend), bulbegin, bulend))
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@login_required
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def bulletin_new(request):
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