def notify_participants(recipients_f, email_settings_f, dry_run=True):
"""Sends an email to each participant in the study.
Arguments:
recipients_f - file containing email recipients (see
parse.parse_recipients for more details)
email_settings_f - file containing settings for sending emails (see
parse.parse_email_settings for more details)
dry_run - if True, no emails are sent and information of what would
have been done is printed to stdout. If False, no output is printed
and emails are sent
"""
recipients = parse_recipients(recipients_f)
email_settings = parse_email_settings(email_settings_f)
sender = email_settings['sender']
email_password = email_settings['password']
server = email_settings['smtp_server']
port = email_settings['smtp_port']
if dry_run:
num_recipients = len(recipients)
print("Running script in dry-run mode. No emails will be sent. Here's "
"what I would have done:\n")
print("Sender information:\n\nFrom address: %s\nPassword: %s\nSMTP "
"server: %s\nPort: %s\n" % (sender, email_password, server,
port))
print "Sending emails to %d recipient(s)." % num_recipients
if num_recipients > 0:
# Sort so that we will grab the same recipient each time this is
# run over the same input files.
sample_recipient = sorted(recipients.items())[0]
personal_id = sample_recipient[0]
password, addresses = sample_recipient[1]
print "\nSample email:\n"
print "To: %s" % ', '.join(addresses)
print "From: %s" % sender
print "Subject: %s" % notification_email_subject
print "Body:\n%s\n" % get_personalized_notification_email_text(
personal_id, password)
else:
for personal_id, (password, addresses) in recipients.items():
personalized_text = \
get_personalized_notification_email_text(personal_id,
password)
print "Sending email to %s (%s)... " % (personal_id,
', '.join(addresses)),
send_email(server, port, sender, email_password, addresses,
notification_email_subject, personalized_text)
print "success!"
def test_parse_email_settings_standard(self):
"""Test parsing a standard email settings file."""
exp = {'smtp_server': 'some.smtp.server', 'smtp_port': '42',
'sender': '*****@*****.**', 'password': '******'}
obs = parse_email_settings(self.email_settings1)
self.assertEqual(obs, exp)
