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-rw-r--r--src/leap/mail/imap/server.py29
-rw-r--r--src/leap/mail/utils.py44
2 files changed, 47 insertions, 26 deletions
diff --git a/src/leap/mail/imap/server.py b/src/leap/mail/imap/server.py
index df510ce..b9a041d 100644
--- a/src/leap/mail/imap/server.py
+++ b/src/leap/mail/imap/server.py
@@ -18,9 +18,7 @@
Soledad-backed IMAP Server.
"""
import copy
-import email
import logging
-import re
import StringIO
import cStringIO
import time
@@ -41,6 +39,7 @@ from leap.common import events as leap_events
from leap.common.events.events_pb2 import IMAP_UNREAD_MAIL
from leap.common.check import leap_assert, leap_assert_type
from leap.soledad.client import Soledad
+from leap.mail.utils import get_email_charset
logger = logging.getLogger(__name__)
@@ -695,28 +694,6 @@ class LeapMessage(WithMsgFields):
the more complex MIME-based interface.
"""
- def _get_charset(self, content):
- """
- Mini parser to retrieve the charset of an email
-
- :param content: mail contents
- :type content: unicode
-
- :returns: the charset as parsed from the contents
- :rtype: str
- """
- charset = "UTF-8"
- try:
- em = email.message_from_string(content.encode("utf-8"))
- # Miniparser for: Content-Type: <something>; charset=<charset>
- charset_re = r'''charset=(?P<charset>[\w|\d|-]*)'''
- charset = re.findall(charset_re, em["Content-Type"])[0]
- if charset is None or len(charset) == 0:
- charset = "UTF-8"
- except Exception:
- pass
- return charset
-
def open(self):
"""
Return an file-like object opened for reading.
@@ -728,7 +705,7 @@ class LeapMessage(WithMsgFields):
:rtype: StringIO
"""
fd = cStringIO.StringIO()
- charset = self._get_charset(self._doc.content.get(self.RAW_KEY, ''))
+ charset = get_email_charset(self._doc.content.get(self.RAW_KEY, ''))
fd.write(self._doc.content.get(self.RAW_KEY, '').encode(charset))
fd.seek(0)
return fd
@@ -748,7 +725,7 @@ class LeapMessage(WithMsgFields):
:rtype: StringIO
"""
fd = StringIO.StringIO()
- charset = self._get_charset(self._doc.content.get(self.RAW_KEY, ''))
+ charset = get_email_charset(self._doc.content.get(self.RAW_KEY, ''))
fd.write(self._doc.content.get(self.RAW_KEY, '').encode(charset))
# SHOULD use a separate BODY FIELD ...
fd.seek(0)
diff --git a/src/leap/mail/utils.py b/src/leap/mail/utils.py
new file mode 100644
index 0000000..22e16a7
--- /dev/null
+++ b/src/leap/mail/utils.py
@@ -0,0 +1,44 @@
+# -*- coding: utf-8 -*-
+# utils.py
+# Copyright (C) 2013 LEAP
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+"""
+Utility functions for email.
+"""
+import email
+import re
+
+
+def get_email_charset(content):
+ """
+ Mini parser to retrieve the charset of an email.
+
+ :param content: mail contents
+ :type content: unicode
+
+ :returns: the charset as parsed from the contents
+ :rtype: str
+ """
+ charset = "UTF-8"
+ try:
+ em = email.message_from_string(content.encode("utf-8"))
+ # Miniparser for: Content-Type: <something>; charset=<charset>
+ charset_re = r'''charset=(?P<charset>[\w|\d|-]*)'''
+ charset = re.findall(charset_re, em["Content-Type"])[0]
+ if charset is None or len(charset) == 0:
+ charset = "UTF-8"
+ except Exception:
+ pass
+ return charset