author | Martin Geisler <mg@lazybytes.net> |
Sun, 02 Aug 2009 17:42:36 +0200 | |
changeset 9297 | 3d78a6c5bdc0 |
parent 9246 | 2de7d96593db |
child 9715 | f0e99a2eac76 |
permissions | -rw-r--r-- |
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1 |
# mail.py - mail sending bits for mercurial |
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2 |
# |
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3 |
# Copyright 2006 Matt Mackall <mpm@selenic.com> |
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4 |
# |
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5 |
# This software may be used and distributed according to the terms of the |
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6 |
# GNU General Public License version 2, incorporated herein by reference. |
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7 |
|
3891 | 8 |
from i18n import _ |
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9 |
import util, encoding |
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10 |
import os, smtplib, socket, quopri |
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11 |
import email.Header, email.MIMEText, email.Utils |
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12 |
|
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13 |
def _smtp(ui): |
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14 |
'''build an smtp connection and return a function to send mail''' |
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15 |
local_hostname = ui.config('smtp', 'local_hostname') |
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16 |
s = smtplib.SMTP(local_hostname=local_hostname) |
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17 |
mailhost = ui.config('smtp', 'host') |
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18 |
if not mailhost: |
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19 |
raise util.Abort(_('no [smtp]host in hgrc - cannot send mail')) |
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20 |
mailport = int(ui.config('smtp', 'port', 25)) |
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26c8d37496c2
fix typo in mail.py
Alexis S. L. Carvalho <alexis@cecm.usp.br>
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21 |
ui.note(_('sending mail: smtp host %s, port %s\n') % |
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fix typo in mail.py
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22 |
(mailhost, mailport)) |
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23 |
s.connect(host=mailhost, port=mailport) |
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24 |
if ui.configbool('smtp', 'tls'): |
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mail.py: don't try to use TLS if python doesn't have SSL support
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25 |
if not hasattr(socket, 'ssl'): |
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mail.py: don't try to use TLS if python doesn't have SSL support
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26 |
raise util.Abort(_("can't use TLS: Python SSL support " |
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mail.py: don't try to use TLS if python doesn't have SSL support
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27 |
"not installed")) |
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ui.note(_('(using tls)\n')) |
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29 |
s.ehlo() |
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30 |
s.starttls() |
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31 |
s.ehlo() |
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32 |
username = ui.config('smtp', 'username') |
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33 |
password = ui.config('smtp', 'password') |
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Patchbomb: Prompt password when using SMTP/TLS and no password in .hgrc.
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if username and not password: |
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password = ui.getpass() |
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36 |
if username and password: |
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37 |
ui.note(_('(authenticating to mail server as %s)\n') % |
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38 |
(username)) |
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email: Catch exceptions during send.
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39 |
try: |
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email: Catch exceptions during send.
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40 |
s.login(username, password) |
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41 |
except smtplib.SMTPException, inst: |
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42 |
raise util.Abort(inst) |
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43 |
|
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44 |
def send(sender, recipients, msg): |
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try: |
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46 |
return s.sendmail(sender, recipients, msg) |
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47 |
except smtplib.SMTPRecipientsRefused, inst: |
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48 |
recipients = [r[1] for r in inst.recipients.values()] |
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49 |
raise util.Abort('\n' + '\n'.join(recipients)) |
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50 |
except smtplib.SMTPException, inst: |
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raise util.Abort(inst) |
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|
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return send |
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54 |
|
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55 |
def _sendmail(ui, sender, recipients, msg): |
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56 |
'''send mail using sendmail.''' |
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57 |
program = ui.config('email', 'method') |
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58 |
cmdline = '%s -f %s %s' % (program, util.email(sender), |
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' '.join(map(util.email, recipients))) |
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ui.note(_('sending mail: %s\n') % cmdline) |
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fp = util.popen(cmdline, 'w') |
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fp.write(msg) |
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63 |
ret = fp.close() |
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if ret: |
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65 |
raise util.Abort('%s %s' % ( |
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os.path.basename(program.split(None, 1)[0]), |
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67 |
util.explain_exit(ret)[0])) |
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68 |
|
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69 |
def connect(ui): |
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'''make a mail connection. return a function to send mail. |
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call as sendmail(sender, list-of-recipients, msg).''' |
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72 |
if ui.config('email', 'method', 'smtp') == 'smtp': |
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73 |
return _smtp(ui) |
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return lambda s, r, m: _sendmail(ui, s, r, m) |
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75 |
|
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76 |
def sendmail(ui, sender, recipients, msg): |
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77 |
send = connect(ui) |
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return send(sender, recipients, msg) |
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79 |
|
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80 |
def validateconfig(ui): |
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81 |
'''determine if we have enough config data to try sending email.''' |
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82 |
method = ui.config('email', 'method', 'smtp') |
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83 |
if method == 'smtp': |
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84 |
if not ui.config('smtp', 'host'): |
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85 |
raise util.Abort(_('smtp specified as email transport, ' |
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86 |
'but no smtp host configured')) |
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87 |
else: |
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88 |
if not util.find_exe(method): |
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89 |
raise util.Abort(_('%r specified as email transport, ' |
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90 |
'but not in PATH') % method) |
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mail: add methods to handle non-ascii chars
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91 |
|
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92 |
def mimetextpatch(s, subtype='plain', display=False): |
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93 |
'''If patch in utf-8 transfer-encode it.''' |
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94 |
|
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95 |
enc = None |
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96 |
for line in s.splitlines(): |
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97 |
if len(line) > 950: |
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98 |
s = quopri.encodestring(s) |
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99 |
enc = "quoted-printable" |
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100 |
break |
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101 |
|
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102 |
cs = 'us-ascii' |
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103 |
if not display: |
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104 |
try: |
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105 |
s.decode('us-ascii') |
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106 |
except UnicodeDecodeError: |
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107 |
try: |
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108 |
s.decode('utf-8') |
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cs = 'utf-8' |
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110 |
except UnicodeDecodeError: |
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|
111 |
# We'll go with us-ascii as a fallback. |
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mail: mime-encode patches that are utf-8
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|
112 |
pass |
8332
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|
113 |
|
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|
114 |
msg = email.MIMEText.MIMEText(s, subtype, cs) |
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|
115 |
if enc: |
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|
116 |
del msg['Content-Transfer-Encoding'] |
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|
117 |
msg['Content-Transfer-Encoding'] = enc |
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118 |
return msg |
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119 |
|
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|
120 |
def _charsets(ui): |
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121 |
'''Obtains charsets to send mail parts not containing patches.''' |
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122 |
charsets = [cs.lower() for cs in ui.configlist('email', 'charsets')] |
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|
123 |
fallbacks = [encoding.fallbackencoding.lower(), |
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124 |
encoding.encoding.lower(), 'utf-8'] |
8343 | 125 |
for cs in fallbacks: # find unique charsets while keeping order |
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|
126 |
if cs not in charsets: |
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127 |
charsets.append(cs) |
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128 |
return [cs for cs in charsets if not cs.endswith('ascii')] |
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|
129 |
|
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|
130 |
def _encode(ui, s, charsets): |
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131 |
'''Returns (converted) string, charset tuple. |
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132 |
Finds out best charset by cycling through sendcharsets in descending |
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133 |
order. Tries both encoding and fallbackencoding for input. Only as |
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134 |
last resort send as is in fake ascii. |
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|
135 |
Caveat: Do not use for mail parts containing patches!''' |
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|
136 |
try: |
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|
137 |
s.decode('ascii') |
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|
138 |
except UnicodeDecodeError: |
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|
139 |
sendcharsets = charsets or _charsets(ui) |
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|
140 |
for ics in (encoding.encoding, encoding.fallbackencoding): |
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|
141 |
try: |
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|
142 |
u = s.decode(ics) |
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|
143 |
except UnicodeDecodeError: |
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|
144 |
continue |
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|
145 |
for ocs in sendcharsets: |
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|
146 |
try: |
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|
147 |
return u.encode(ocs), ocs |
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|
148 |
except UnicodeEncodeError: |
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|
149 |
pass |
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diff
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|
150 |
except LookupError: |
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mail: correct typo in variable name
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parents:
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diff
changeset
|
151 |
ui.warn(_('ignoring invalid sendcharset: %s\n') % ocs) |
7114
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diff
changeset
|
152 |
# if ascii, or all conversion attempts fail, send (broken) ascii |
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diff
changeset
|
153 |
return s, 'us-ascii' |
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changeset
|
154 |
|
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diff
changeset
|
155 |
def headencode(ui, s, charsets=None, display=False): |
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diff
changeset
|
156 |
'''Returns RFC-2047 compliant header from given string.''' |
30e49d54c537
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diff
changeset
|
157 |
if not display: |
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parents:
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diff
changeset
|
158 |
# split into words? |
30e49d54c537
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diff
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|
159 |
s, cs = _encode(ui, s, charsets) |
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diff
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|
160 |
return str(email.Header.Header(s, cs)) |
30e49d54c537
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|
161 |
return s |
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parents:
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diff
changeset
|
162 |
|
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parents:
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diff
changeset
|
163 |
def addressencode(ui, address, charsets=None, display=False): |
30e49d54c537
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parents:
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diff
changeset
|
164 |
'''Turns address into RFC-2047 compliant header.''' |
30e49d54c537
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parents:
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diff
changeset
|
165 |
if display or not address: |
30e49d54c537
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parents:
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diff
changeset
|
166 |
return address or '' |
30e49d54c537
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parents:
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diff
changeset
|
167 |
name, addr = email.Utils.parseaddr(address) |
30e49d54c537
mail: add methods to handle non-ascii chars
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parents:
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diff
changeset
|
168 |
name = headencode(ui, name, charsets) |
30e49d54c537
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diff
changeset
|
169 |
try: |
30e49d54c537
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parents:
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diff
changeset
|
170 |
acc, dom = addr.split('@') |
30e49d54c537
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parents:
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diff
changeset
|
171 |
acc = acc.encode('ascii') |
30e49d54c537
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parents:
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diff
changeset
|
172 |
dom = dom.encode('idna') |
30e49d54c537
mail: add methods to handle non-ascii chars
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parents:
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diff
changeset
|
173 |
addr = '%s@%s' % (acc, dom) |
30e49d54c537
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parents:
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diff
changeset
|
174 |
except UnicodeDecodeError: |
30e49d54c537
mail: add methods to handle non-ascii chars
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parents:
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diff
changeset
|
175 |
raise util.Abort(_('invalid email address: %s') % addr) |
30e49d54c537
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parents:
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diff
changeset
|
176 |
except ValueError: |
30e49d54c537
mail: add methods to handle non-ascii chars
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parents:
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diff
changeset
|
177 |
try: |
30e49d54c537
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parents:
6548
diff
changeset
|
178 |
# too strict? |
30e49d54c537
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parents:
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diff
changeset
|
179 |
addr = addr.encode('ascii') |
30e49d54c537
mail: add methods to handle non-ascii chars
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parents:
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diff
changeset
|
180 |
except UnicodeDecodeError: |
30e49d54c537
mail: add methods to handle non-ascii chars
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parents:
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diff
changeset
|
181 |
raise util.Abort(_('invalid local address: %s') % addr) |
30e49d54c537
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parents:
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diff
changeset
|
182 |
return email.Utils.formataddr((name, addr)) |
30e49d54c537
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parents:
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diff
changeset
|
183 |
|
30e49d54c537
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parents:
6548
diff
changeset
|
184 |
def mimeencode(ui, s, charsets=None, display=False): |
30e49d54c537
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parents:
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diff
changeset
|
185 |
'''creates mime text object, encodes it if needed, and sets |
30e49d54c537
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diff
changeset
|
186 |
charset and transfer-encoding accordingly.''' |
30e49d54c537
mail: add methods to handle non-ascii chars
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parents:
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diff
changeset
|
187 |
cs = 'us-ascii' |
30e49d54c537
mail: add methods to handle non-ascii chars
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parents:
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diff
changeset
|
188 |
if not display: |
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parents:
6548
diff
changeset
|
189 |
s, cs = _encode(ui, s, charsets) |
30e49d54c537
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diff
changeset
|
190 |
return email.MIMEText.MIMEText(s, 'plain', cs) |