def extract_body(message: EmailMessage,
include_quotes: bool = False,
prefer_text: bool = True) -> str:
plaintext_content = extract_plaintext_body(message, include_quotes)
html_content = extract_html_body(message, include_quotes)
if plaintext_content is None and html_content is None:
logger.warning("Content types: %s",
[part.get_content_type() for part in message.walk()])
raise ZulipEmailForwardUserError(
"Unable to find plaintext or HTML message body")
if not plaintext_content and not html_content:
raise ZulipEmailForwardUserError(
"Email has no nonempty body sections; ignoring.")
if prefer_text:
if plaintext_content:
return plaintext_content
else:
assert html_content # Needed for mypy. Ensured by the validating block above.
return html_content
else:
if html_content:
return html_content
else:
assert plaintext_content # Needed for mypy. Ensured by the validating block above.
return plaintext_content
def get_usable_missed_message_address(address: str) -> MissedMessageEmailAddress:
token = get_missed_message_token_from_address(address)
try:
mm_address = MissedMessageEmailAddress.objects.select_related().get(
email_token=token,
timestamp__gt=timezone_now()
- timedelta(seconds=MissedMessageEmailAddress.EXPIRY_SECONDS),
)
except MissedMessageEmailAddress.DoesNotExist:
raise ZulipEmailForwardUserError("Missed message address expired or doesn't exist.")
if not mm_address.is_usable():
# Technical, this also checks whether the event is expired,
# but that case is excluded by the logic above.
raise ZulipEmailForwardUserError("Missed message address out of uses.")
return mm_address