diff options
Diffstat (limited to 'mail')
| -rw-r--r-- | mail/src/leap/mail/imap/messages.py | 13 | ||||
| -rw-r--r-- | mail/src/leap/mail/utils.py | 25 |
2 files changed, 30 insertions, 8 deletions
diff --git a/mail/src/leap/mail/imap/messages.py b/mail/src/leap/mail/imap/messages.py index cd4d85f..862a9f2 100644 --- a/mail/src/leap/mail/imap/messages.py +++ b/mail/src/leap/mail/imap/messages.py @@ -38,7 +38,7 @@ from leap.common.check import leap_assert, leap_assert_type from leap.common.decorators import memoized_method from leap.common.mail import get_email_charset from leap.mail import walk -from leap.mail.utils import first +from leap.mail.utils import first, find_charset from leap.mail.decorators import deferred from leap.mail.imap.index import IndexedDB from leap.mail.imap.fields import fields, WithMsgFields @@ -92,10 +92,7 @@ def try_unique_query(curried): except Exception as exc: logger.exception("Unhandled error %r" % exc) -CHARSET_PATTERN = r"""charset=([\w-]+)""" MSGID_PATTERN = r"""<([\w@.]+)>""" - -CHARSET_RE = re.compile(CHARSET_PATTERN, re.IGNORECASE) MSGID_RE = re.compile(MSGID_PATTERN) @@ -177,9 +174,9 @@ class MessagePart(object): if payload: content_type = self._get_ctype_from_document(phash) - charset = first(CHARSET_RE.findall(content_type)) + charset = find_charset(content_type) logger.debug("Got charset from header: %s" % (charset,)) - if not charset: + if charset is None: charset = self._get_charset(payload) try: payload = payload.encode(charset) @@ -527,8 +524,8 @@ class LeapMessage(fields, MailParser, MBoxParser): if bdoc: body = self._bdoc.content.get(self.RAW_KEY, "") content_type = bdoc.content.get('content-type', "") - charset = first(CHARSET_RE.findall(content_type)) - if not charset: + charset = find_charset(content_type) + if charset is None: charset = self._get_charset(body) try: body = body.encode(charset) diff --git a/mail/src/leap/mail/utils.py b/mail/src/leap/mail/utils.py index 93388d3..6c79227 100644 --- a/mail/src/leap/mail/utils.py +++ b/mail/src/leap/mail/utils.py @@ -18,9 +18,14 @@ Mail utilities. """ import json +import re import traceback +CHARSET_PATTERN = r"""charset=([\w-]+)""" +CHARSET_RE = re.compile(CHARSET_PATTERN, re.IGNORECASE) + + def first(things): """ Return the head of a collection. @@ -31,6 +36,26 @@ def first(things): return None +def find_charset(thing, default=None): + """ + Looks into the object 'thing' for a charset specification. + It searchs into the object's `repr`. + + :param thing: the object to look into. + :type thing: object + :param default: the dafault charset to return if no charset is found. + :type default: str + + :returns: the charset or 'default' + :rtype: str or None + """ + charset = first(CHARSET_RE.findall(repr(thing))) + if charset is None: + charset = default + + return charset + + class CustomJsonScanner(object): """ This class is a context manager definition used to monkey patch the default |