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# Copyright (C) 2007 Canonical Ltd
#
# 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 2 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, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
import errno
import os
import subprocess
import sys
import tempfile
from bzrlib import (
email_message,
errors,
msgeditor,
osutils,
urlutils,
)
class MailClient(object):
"""A mail client that can send messages with attachements."""
def __init__(self, config):
self.config = config
def compose(self, prompt, to, subject, attachment, mime_subtype,
extension):
raise NotImplementedError
def compose_merge_request(self, to, subject, directive):
prompt = self._get_merge_prompt("Please describe these changes:", to,
subject, directive)
self.compose(prompt, to, subject, directive,
'x-patch', '.patch')
def _get_merge_prompt(self, prompt, to, subject, attachment):
return ''
class Editor(MailClient):
"""DIY mail client that uses commit message editor"""
def _get_merge_prompt(self, prompt, to, subject, attachment):
return "%s\n\nTo: %s\nSubject: %s\n\n%s" % (prompt, to, subject,
attachment.decode('utf-8', 'replace'))
def compose(self, prompt, to, subject, attachment, mime_subtype,
extension):
body = msgeditor.edit_commit_message(prompt)
if body == '':
raise errors.NoMessageSupplied()
email_message.EmailMessage.send(self.config,
self.config.username(),
to,
subject,
body,
attachment,
attachment_mime_subtype=mime_subtype)
class ExternalMailClient(MailClient):
"""An external mail client."""
def _get_client_commands(self):
if sys.platform == 'win32':
import win32utils
return [win32utils.get_app_path(i) for i in self._client_commands]
else:
return self._client_commands
def compose(self, prompt, to, subject, attachment, mime_subtype,
extension):
fd, pathname = tempfile.mkstemp(extension, 'bzr-mail-')
try:
os.write(fd, attachment)
finally:
os.close(fd)
self._compose(prompt, to, subject, pathname, mime_subtype, extension)
def _compose(self, prompt, to, subject, attach_path, mime_subtype,
extension):
for name in self._get_client_commands():
cmdline = [name]
cmdline.extend(self._get_compose_commandline(to, subject,
attach_path))
try:
subprocess.call(cmdline)
except OSError, e:
if e.errno != errno.ENOENT:
raise
else:
break
else:
raise errors.MailClientNotFound(self._client_commands)
def _get_compose_commandline(self, to, subject, attach_path):
raise NotImplementedError
class Evolution(ExternalMailClient):
"""Evolution mail client."""
_client_commands = ['evolution']
def _get_compose_commandline(self, to, subject, attach_path):
message_options = {}
if subject is not None:
message_options['subject'] = subject
if attach_path is not None:
message_options['attach'] = attach_path
options_list = ['%s=%s' % (k, urlutils.escape(v)) for (k, v) in
message_options.iteritems()]
return ['mailto:%s?%s' % (to or '', '&'.join(options_list))]
class Thunderbird(ExternalMailClient):
"""Mozilla Thunderbird (or Icedove)
Note that Thunderbird 1.5 is buggy and does not support setting
"to" simultaneously with including a attachment.
There is a workaround if no attachment is present, but we always need to
send attachments.
"""
_client_commands = ['thunderbird', 'mozilla-thunderbird', 'icedove']
def _get_compose_commandline(self, to, subject, attach_path):
message_options = {}
if to is not None:
message_options['to'] = to
if subject is not None:
message_options['subject'] = subject
if attach_path is not None:
message_options['attachment'] = urlutils.local_path_to_url(
attach_path)
options_list = ["%s='%s'" % (k, v) for k, v in
sorted(message_options.iteritems())]
return ['-compose', ','.join(options_list)]
class XDGEmail(ExternalMailClient):
"""xdg-email attempts to invoke the user's preferred mail client"""
_client_commands = ['xdg-email']
def _get_compose_commandline(self, to, subject, attach_path):
commandline = [to]
if subject is not None:
commandline.extend(['--subject', subject])
if attach_path is not None:
commandline.extend(['--attach', attach_path])
return commandline
class MAPIClient(ExternalMailClient):
"""Default Windows mail client launched using MAPI."""
def _compose(self, prompt, to, subject, attach_path, mime_subtype,
extension):
from bzrlib.util import simplemapi
try:
simplemapi.SendMail(to or '', subject or '', '', attach_path)
except simplemapi.MAPIError, e:
if e.code != simplemapi.MAPI_USER_ABORT:
raise errors.MailClientNotFound(['MAPI supported mail client'
' (error %d)' % (e.code,)])
class DefaultMail(MailClient):
"""Default mail handling. Tries XDGEmail (or MAPIClient on Windows),
falls back to Editor"""
def _mail_client(self):
if osutils.supports_mapi():
return MAPIClient(self.config)
else:
return XDGEmail(self.config)
def compose(self, prompt, to, subject, attachment, mime_subtype,
extension):
try:
return self._mail_client().compose(prompt, to, subject,
attachment, mimie_subtype,
extension)
except errors.MailClientNotFound:
return Editor(self.config).compose(prompt, to, subject,
attachment, mimie_subtype, extension)
def compose_merge_request(self, to, subject, directive):
try:
return self._mail_client().compose_merge_request(to, subject,
directive)
except errors.MailClientNotFound:
return Editor(self.config).compose_merge_request(to, subject,
directive)
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