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path: root/climl/hooks.py
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import smtplib
from . import interface


def hook_extract_listname(context):
    lines = content.split(b'\n')
    for line in lines:
        print('line: ', line)
        if line.startswith(b'Delivered-To: '):
            listname = line.split()[1].decode('ascii')
            context['listname'] = listname
            print('found listname: {}'.format(listname))
            return
    raise interface.HookAbortError('listname not found')


def hook_check_ml_restrictions(context):
    pass


def hook_validate_poster(context):
    pass


def hook_process_subscribe_queries(context):
    pass


def hook_generate_rcpt_list(context):
    print(1)
    listname = context.get('listname', None)
    print(2)
    if not listname:
        raise interface.HookStopIteration('list name not found')
    print(3)
    recipients_filename = ''.join([listname, '-recipents.txt'])
    print(4)
    try:
        with open(recipients_filename, encoding='utf8') as fi:
            recipients = [recipient for recipient in fi]
            context['recipients'] = recipients
        print(5)
    except FileNotFoundError as e:
        n = interface.HookAbortError('recipients list not found')
        n.args.append({'listname': listname,
                       'recipients_filename': recipients_filename})
        raise n from e


def hook_send_all(context):
    listaddress = context.get('listaddress', None)
    if not listaddress:
        raise interface.HookStopIteration('list address not found')
    recipients = context.get('recipients', None)
    if not recipients:
        raise interface.HookStopIteration()
    # TODO: how to send emails here ?

    smtp_server = smtplib.SMTP(context.conf.get('smtp.server'))
    #smtp_server.set_debuglevel(1)
    smtp_server.sendmail(listaddress, context['recipients'], content)
    smtp_server.quit()