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foerderbarometer
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foerderbarometer/input/management/commands/sendmails.py

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from datetime import date, timedelta
import sys
from django.core.management.base import BaseCommand, CommandError
from django.template.loader import get_template
from django.core.mail import send_mail, BadHeaderError, EmailMessage
from django.core.mail import EmailMultiAlternatives
from django.conf import settings
from input.models import Project, Library, HonoraryCertificate, Travel, Email,\
BusinessCard, List, IFG, Literature
from input.settings import IF_EMAIL, SURVEYPREFIX, SURVEY_EMAIL
class Command(BaseCommand):
''' mails will be send here:
- two weeks after confirmation of support for volunteer (/extern) send link
with surveylink
- same for HonoraryCertificate (/intern)
- travel: mail 3 weeks after end of project.
- assumed end of project (/project) reached: mail to IF, link to project-editpage
- 4 weeks after end of project reached: mail with surveylink
'''
help = '''This command sends mail with some links to the database or to the survey
after some amount of time.'''
def survey_link(self, email, type, pid, name, realname):
context = {'realname': realname,
'type': type,
'name': name,
'pid': pid,
'SURVEYPREFIX': SURVEYPREFIX, }
txt_mail_template = get_template('input/survey_mail.txt')
html_mail_template = get_template('input/survey_mail.html')
try:
subject, from_email, to = 'Dein Feedback zur Förderung durch Wikimedia Deutschland', IF_EMAIL, email
text_content = txt_mail_template.render(context)
html_content = html_mail_template.render(context)
msg = EmailMultiAlternatives(subject, text_content, from_email, [to], bcc=[SURVEY_EMAIL])
msg.attach_alternative(html_content, "text/html")
msg.send()
#print('survey mail would have been send')
#survey_mail = EmailMessage('Dein Feedback zur Förderung durch Wikimedia Deutschland',
# mail_template.render(context),
# IF_EMAIL,
# [email],
# bcc=[SURVEY_EMAIL])
#survey_mail.send(fail_silently=False)
except BadHeaderError:
return HttpResponse('Invalid header found.')
print(f'send surveylinkemail to {email}...')
''' the db entry mail_state was added. Useful when migrating databases. first delete the entry, then makemigrations
then migrate.. after that, recreate the entry with default END, after that makemigrations and migrate.
now all entries have the value END. after that rewrite the default to NONE in models.py, then makemigrations
and migrate again, to have NONE as default for all new queries. '''
def end_of_projects_reached(self):
''' end of project reached '''
# get all projects which ended
old = Project.objects.filter(end__lt = date.today())\
.exclude(end_mail_send = True)\
.filter(mail_state = 'NONE')
txt_mail_template = get_template('input/if_end_of_project.txt')
html_mail_template = get_template('input/if_end_of_project.html')
for project in old:
context = {'project': project}
context['URLPREFIX'] = settings.URLPREFIX
try:
subject, from_email, to = 'Projektende erreicht', IF_EMAIL, IF_EMAIL
text_content = txt_mail_template.render(context)
html_content = html_mail_template.render(context)
msg = EmailMultiAlternatives(subject, text_content, from_email, [to])
msg.attach_alternative(html_content, "text/html")
msg.send()
#print('end of project mail would have been sent')
#send_mail('Projektende erreicht',
# mail_template.render(context),
# IF_EMAIL,
# [IF_EMAIL],
# fail_silently=False)
project.end_mail_send = True
project.mail_state = 'INF'
try:
project.save()
except:
print( 'For project', project, 'there is possibly no project.start (', project.start, ') class')
except BadHeaderError:
self.stdout.write(self.style.ERROR('Invalid header found.'))
self.stdout.write(self.style.SUCCESS('end_of_projects_reached() executed.'))
def end_of_projects_approved(self):
''' end of project approved '''
# get all projects where end was reached already, and send mails for the ones already set to status "ended" by the admins
approved_end = Project.objects.filter(status = 'END')\
.exclude(end_mail_send = True)\
.filter(mail_state = 'INF')
txt_mail_template = get_template('input/if_end_of_project_approved.txt')
html_mail_template = get_template('input/if_end_of_project_approved.html')
txt_informMail_template = get_template('input/if_end_of_project_orginformed.txt')
html_informMail_template = get_template('input/if_end_of_project_orginformed.html')
# send the mail to project.email, which would be the mail of the volunteer filling out the form
for project in approved_end:
context = {'project': project}
context['URLPREFIX'] = settings.URLPREFIX
try:
subject, from_email, to = 'Projektende erreicht', IF_EMAIL, project.email
text_content = txt_mail_template.render(context)
html_content = html_mail_template.render(context)
msg = EmailMultiAlternatives(subject, text_content, from_email, [to])
msg.attach_alternative(html_content, "text/html")
msg.send()
#print('if and of project approved mail would have been sent')
inform_subject, inform_from_email, inform_to = 'Projektorganisator*in wurde informiert', IF_EMAIL, IF_EMAIL
inform_text_content = txt_informMail_template.render(context)
inform_html_content = html_informMail_template.render(context)
inform_msg = EmailMultiAlternatives(inform_subject, inform_text_content, inform_from_email, [inform_to])
inform_msg.attach_alternative(html_content, "text/html")
inform_msg.send()
#print('if end of project orginformed mail would have been sent')
#send_mail('Projektende erreicht',
# mail_template.render(context),
# IF_EMAIL,
# [project.email],
# fail_silently=False)
#send_mail('Projektorganisator*in wurde informiert',
# informMail_template.render(context),
# IF_EMAIL,
# [IF_EMAIL],
# fail_silently=False)
project.end_mail_send = True
project.mail_state = 'CLOSE'
try:
project.save()
except:
print( 'For project', project, 'there is possibly no project.start (', project.start, ') class')
except BadHeaderError:
self.stdout.write(self.style.ERROR('Invalid header found.'))
self.stdout.write(self.style.SUCCESS('end_of_projects_approved() executed.'))
def notHappened_of_projects_approved(self):
''' notHappened of project approved '''
# get all projects where end was reached already, and send mails for the ones where status was put to NOT by admins
approved_notHappened = Project.objects.filter(status = 'NOT')\
.exclude(end_mail_send = True)\
.filter(mail_state = 'INF')
html_mail_template = get_template('input/if_not_of_project_approved.html')
txt_mail_template = get_template('input/if_not_of_project_approved.txt')
txt_informMail_template = get_template('input/if_end_of_project_orginformed.txt')
html_informMail_template = get_template('input/if_end_of_project_orginformed.html')
# send the mail to project.email, which would be the mail of the volunteer that filled out the form
for project in approved_notHappened:
context = {'project': project}
context['URLPREFIX'] = settings.URLPREFIX
try:
subject, from_email, to = 'Projektende erreicht', IF_EMAIL, project.email
text_content = txt_mail_template.render(context)
html_content = html_mail_template.render(context)
msg = EmailMultiAlternatives(subject, text_content, from_email, [to])
msg.attach_alternative(html_content, "text/html")
msg.send()
#print('if not of project approved end mail would have been sent')
#send_mail('Projektende erreicht',
# mail_template.render(context),
# IF_EMAIL,
# [project.email],
# fail_silently=False)
inform_subject, inform_from_email, inform_to = 'Projektorganisator*in wurde informiert', IF_EMAIL, IF_EMAIL
inform_text_content = txt_informMail_template.render(context)
inform_html_content = html_informMail_template.render(context)
inform_msg = EmailMultiAlternatives(inform_subject, inform_text_content, inform_from_email, [inform_to])
inform_msg.attach_alternative(html_content, "text/html")
inform_msg.send()
#print('if not of project approved end mail orginformed would have been sent')
#send_mail('Projektorganisator*in wurde informiert',
# informMail_template.render(context),
# IF_EMAIL,
# [IF_EMAIL],
# fail_silently=False)
project.end_mail_send = True
project.mail_state = 'CLOSE'
project.save()
except BadHeaderError:
self.stdout.write(self.style.ERROR('Invalid header found.'))
self.stdout.write(self.style.SUCCESS('notHappened_of_projects_approved() executed.'))
def surveymails_to_object(self, supported, name='', type='LIB'):
mytype=type
myname = name
for item in supported:
if type == 'LIB':
mytype = item.type
elif type not in ('MAIL','VIS','LIST'):
myname = getattr(item, name, 'ERROR: NONAME')
print(f'name gefunden: {myname}')
self.survey_link(email=item.email,
type=mytype,
pid=f'{mytype}{item.pk}',
name=myname,
realname=item.realname)
item.survey_mail_send = True
item.mail_state = 'END'
item.survey_mail_date = date.today()
item.save()
self.stdout.write(self.style.SUCCESS(f'surveymails for object type {type} sent'))
''' TODO: there could be some more removing of duplicated code in the following functions '''
def surveymails_to_lib(self):
'''get all library objects which where granted two weeks ago'''
supported = Library.objects.filter(granted=True)\
.filter(granted_date__lt = date.today() - timedelta(days=14))\
.exclude(survey_mail_send=True)\
.exclude(mail_state = 'END')
self.surveymails_to_object(supported,name='library')
def surveymails_to_hon(self):
'''get all HonoraryCertificate objects which where granted two weeks ago'''
supported = HonoraryCertificate.objects.filter(granted=True)\
.filter(granted_date__lt = date.today() - timedelta(days=14))\
.exclude(survey_mail_send=True)\
.exclude(mail_state = 'END')
self.surveymails_to_object(supported, type='HON', name='project')
def surveymails_to_ifg(self):
'''get all IFG objects which where granted two weeks ago'''
supported = IFG.objects.filter(granted=True)\
.filter(granted_date__lt = date.today() - timedelta(days=14))\
.exclude(survey_mail_send=True)\
.exclude(mail_state = 'END')
self.surveymails_to_object(supported, type='IFG', name='url')
def surveymails_to_lit(self):
'''get all Litearure objects which where granted two weeks ago'''
supported = Literature.objects.filter(granted=True)\
.filter(granted_date__lt = date.today() - timedelta(days=14))\
.exclude(survey_mail_send=True)\
.exclude(mail_state = 'END')
self.surveymails_to_object(supported, type='LIT', name='info')
def surveymails_to_project(self):
'''send survey link 4 weeks after end of project reached'''
supported = Project.objects.filter(granted=True)\
.filter(end__lt = date.today() - timedelta(days=28))\
.exclude(survey_mail_send=True)\
.exclude(mail_state = 'END')
self.surveymails_to_object(supported, type='PRO', name='name')
def surveymails_to_travel(self):
'''send survey link 3 weeks after end of project reached'''
supported = Travel.objects.filter(project__granted=True)\
.filter(project__end__lt = date.today() - timedelta(days=21))\
.exclude(survey_mail_send=True)\
.exclude(mail_state = 'END')
self.surveymails_to_object(supported, type='TRAV', name='project')
def surveymails_to_mail_vis_lis(self):
'''send survey link 2 weeks after mailadresss, mailinglist or businesscards are granted'''
lastdate = date.today() - timedelta(days=14)
typefield = ('MAIL','VIS','LIST')
count = 0
for c in ('Email', 'BusinessCard', 'List'):
# get class via string
supported = getattr(sys.modules[__name__], c).objects.filter(granted=True)\
.filter(granted_date__lt = lastdate)\
.exclude(survey_mail_send=True)\
.exclude(mail_state = 'END')
self.surveymails_to_object(supported, type=typefield[count])
count += 1
def handle(self, *args, **options):
'''the main function which is called by the custom command'''
self.end_of_projects_reached()
self.end_of_projects_approved()
self.notHappened_of_projects_approved()
self.surveymails_to_lib()
self.surveymails_to_hon()
self.surveymails_to_ifg()
self.surveymails_to_lit()
self.surveymails_to_project()
self.surveymails_to_travel()
self.surveymails_to_mail_vis_lis()
self.stdout.write(self.style.SUCCESS('sendmails custom command executed'))
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