~chipaca/unity-lens-video/custom-user-agent

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from django.template import Context, loader
from django.core.mail import EmailMessage
from django.core.mail.backends.base import BaseEmailBackend

import settings as settings

BASEURL = 'http://bashoneliners.com'

FROM_EMAIL = settings.ADMINS[0][1]
BCC_EMAIL = FROM_EMAIL


def send_email(subject, message, *recipients):
    email = EmailMessage(
            subject=subject,
            body=message,
            from_email=FROM_EMAIL,
            to=recipients,
            bcc=[BCC_EMAIL],
            )
    email.send(fail_silently=False)


def send_email_template(subject_template, subject_context, message_template, message_context, *recipients):
    message_context['baseurl'] = BASEURL
    subject = loader.get_template(subject_template).render(Context(subject_context)).strip()
    message = loader.get_template(message_template).render(Context(message_context))

    return send_email(subject, message, *recipients)


def send_oneliner_answer(question, oneliner):
    if question.user.email:
        send_email_template(
                'email/answer-sub.txt', {'question': question, },
                'email/answer-msg.txt', {
                    'question': question,
                    'oneliner': oneliner,
                    },
                question.user.email
                )


def send_oneliner_alternative(oneliner, new_oneliner):
    if oneliner.user.email:
        send_email_template(
                'email/alternative-sub.txt', {'oneliner': oneliner, },
                'email/alternative-msg.txt', {
                    'oneliner': oneliner,
                    'new_oneliner': new_oneliner,
                    },
                oneliner.user.email
                )


def send_oneliner_comment(oneliner, sender, comment):
    if oneliner.user.email:
        send_email_template(
                'email/comment-sub.txt', {'oneliner': oneliner, },
                'email/comment-msg.txt', {
                    'oneliner': oneliner,
                    'sender': sender,
                    'comment': comment,
                    },
                oneliner.user.email
                )


class CustomFileEmailBackend(BaseEmailBackend):
    def send_messages(self, email_messages):
        from datetime import datetime
        import re
        if not email_messages:
            return
        try:
            f = open(settings.EMAIL_FILE_PATH, 'a')
            for message in email_messages:
                context = {
                        'subject': message.subject,
                        'from_email': message.from_email,
                        'recipients': ', '.join(message.recipients()),
                        'to': ', '.join(message.to),
                        'bcc': ', '.join(message.bcc),
                        'body': message.body,
                        'date': datetime.now(),
                        }
                log = loader.get_template('email/log.txt').render(Context(context))
                log = re.sub(r'\n{3,}', '\n\n', log)
                f.write(log)
                f.flush()
            f.close()
            return len(email_messages)
        except:
            return 0


# eof