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@@ -1,516 +1,518 b'' | |||||
1 | # mail.py - mail sending bits for mercurial |
|
1 | # mail.py - mail sending bits for mercurial | |
2 | # |
|
2 | # | |
3 | # Copyright 2006 Olivia Mackall <olivia@selenic.com> |
|
3 | # Copyright 2006 Olivia Mackall <olivia@selenic.com> | |
4 | # |
|
4 | # | |
5 | # This software may be used and distributed according to the terms of the |
|
5 | # This software may be used and distributed according to the terms of the | |
6 | # GNU General Public License version 2 or any later version. |
|
6 | # GNU General Public License version 2 or any later version. | |
7 |
|
7 | |||
8 |
|
8 | |||
9 | import email |
|
9 | import email | |
10 | import email.charset |
|
10 | import email.charset | |
11 | import email.generator |
|
11 | import email.generator | |
12 | import email.header |
|
12 | import email.header | |
13 | import email.message |
|
13 | import email.message | |
14 | import email.parser |
|
14 | import email.parser | |
15 | import io |
|
15 | import io | |
16 | import os |
|
16 | import os | |
17 | import smtplib |
|
17 | import smtplib | |
18 | import socket |
|
18 | import socket | |
19 | import time |
|
19 | import time | |
20 |
|
20 | |||
21 | from .i18n import _ |
|
21 | from .i18n import _ | |
22 | from .pycompat import ( |
|
22 | from .pycompat import ( | |
23 | getattr, |
|
23 | getattr, | |
24 | open, |
|
24 | open, | |
25 | ) |
|
25 | ) | |
26 | from . import ( |
|
26 | from . import ( | |
27 | encoding, |
|
27 | encoding, | |
28 | error, |
|
28 | error, | |
29 | pycompat, |
|
29 | pycompat, | |
30 | sslutil, |
|
30 | sslutil, | |
31 | util, |
|
31 | util, | |
32 | ) |
|
32 | ) | |
33 | from .utils import ( |
|
33 | from .utils import ( | |
34 | procutil, |
|
34 | procutil, | |
35 | stringutil, |
|
35 | stringutil, | |
36 | urlutil, |
|
36 | urlutil, | |
37 | ) |
|
37 | ) | |
38 |
|
38 | |||
39 | if pycompat.TYPE_CHECKING: |
|
39 | if pycompat.TYPE_CHECKING: | |
40 | from typing import Any, List, Tuple, Union |
|
40 | from typing import Any, List, Tuple, Union | |
41 |
|
41 | |||
42 | # keep pyflakes happy |
|
42 | # keep pyflakes happy | |
43 | assert all((Any, List, Tuple, Union)) |
|
43 | assert all((Any, List, Tuple, Union)) | |
44 |
|
44 | |||
45 |
|
45 | |||
46 | class STARTTLS(smtplib.SMTP): |
|
46 | class STARTTLS(smtplib.SMTP): | |
47 | """Derived class to verify the peer certificate for STARTTLS. |
|
47 | """Derived class to verify the peer certificate for STARTTLS. | |
48 |
|
48 | |||
49 | This class allows to pass any keyword arguments to SSL socket creation. |
|
49 | This class allows to pass any keyword arguments to SSL socket creation. | |
50 | """ |
|
50 | """ | |
51 |
|
51 | |||
52 | def __init__(self, ui, host=None, **kwargs): |
|
52 | def __init__(self, ui, host=None, **kwargs): | |
53 | smtplib.SMTP.__init__(self, **kwargs) |
|
53 | smtplib.SMTP.__init__(self, **kwargs) | |
54 | self._ui = ui |
|
54 | self._ui = ui | |
55 | self._host = host |
|
55 | self._host = host | |
56 |
|
56 | |||
57 | def starttls(self, keyfile=None, certfile=None): |
|
57 | def starttls(self, keyfile=None, certfile=None): | |
58 | if not self.has_extn("starttls"): |
|
58 | if not self.has_extn("starttls"): | |
59 | msg = b"STARTTLS extension not supported by server" |
|
59 | msg = b"STARTTLS extension not supported by server" | |
60 | raise smtplib.SMTPException(msg) |
|
60 | raise smtplib.SMTPException(msg) | |
61 | (resp, reply) = self.docmd("STARTTLS") |
|
61 | (resp, reply) = self.docmd("STARTTLS") | |
62 | if resp == 220: |
|
62 | if resp == 220: | |
63 | self.sock = sslutil.wrapsocket( |
|
63 | self.sock = sslutil.wrapsocket( | |
64 | self.sock, |
|
64 | self.sock, | |
65 | keyfile, |
|
65 | keyfile, | |
66 | certfile, |
|
66 | certfile, | |
67 | ui=self._ui, |
|
67 | ui=self._ui, | |
68 | serverhostname=self._host, |
|
68 | serverhostname=self._host, | |
69 | ) |
|
69 | ) | |
70 | self.file = self.sock.makefile("rb") |
|
70 | self.file = self.sock.makefile("rb") | |
71 | self.helo_resp = None |
|
71 | self.helo_resp = None | |
72 | self.ehlo_resp = None |
|
72 | self.ehlo_resp = None | |
73 | self.esmtp_features = {} |
|
73 | self.esmtp_features = {} | |
74 | self.does_esmtp = 0 |
|
74 | self.does_esmtp = 0 | |
75 | return (resp, reply) |
|
75 | return (resp, reply) | |
76 |
|
76 | |||
77 |
|
77 | |||
78 | class SMTPS(smtplib.SMTP): |
|
78 | class SMTPS(smtplib.SMTP): | |
79 | """Derived class to verify the peer certificate for SMTPS. |
|
79 | """Derived class to verify the peer certificate for SMTPS. | |
80 |
|
80 | |||
81 | This class allows to pass any keyword arguments to SSL socket creation. |
|
81 | This class allows to pass any keyword arguments to SSL socket creation. | |
82 | """ |
|
82 | """ | |
83 |
|
83 | |||
84 | def __init__(self, ui, keyfile=None, certfile=None, host=None, **kwargs): |
|
84 | def __init__(self, ui, keyfile=None, certfile=None, host=None, **kwargs): | |
85 | self.keyfile = keyfile |
|
85 | self.keyfile = keyfile | |
86 | self.certfile = certfile |
|
86 | self.certfile = certfile | |
87 | smtplib.SMTP.__init__(self, **kwargs) |
|
87 | smtplib.SMTP.__init__(self, **kwargs) | |
88 | self._host = host |
|
88 | self._host = host | |
89 | self.default_port = smtplib.SMTP_SSL_PORT |
|
89 | self.default_port = smtplib.SMTP_SSL_PORT | |
90 | self._ui = ui |
|
90 | self._ui = ui | |
91 |
|
91 | |||
92 | def _get_socket(self, host, port, timeout): |
|
92 | def _get_socket(self, host, port, timeout): | |
93 | if self.debuglevel > 0: |
|
93 | if self.debuglevel > 0: | |
94 | self._ui.debug(b'connect: %r\n' % ((host, port),)) |
|
94 | self._ui.debug(b'connect: %r\n' % ((host, port),)) | |
95 | new_socket = socket.create_connection((host, port), timeout) |
|
95 | new_socket = socket.create_connection((host, port), timeout) | |
96 | new_socket = sslutil.wrapsocket( |
|
96 | new_socket = sslutil.wrapsocket( | |
97 | new_socket, |
|
97 | new_socket, | |
98 | self.keyfile, |
|
98 | self.keyfile, | |
99 | self.certfile, |
|
99 | self.certfile, | |
100 | ui=self._ui, |
|
100 | ui=self._ui, | |
101 | serverhostname=self._host, |
|
101 | serverhostname=self._host, | |
102 | ) |
|
102 | ) | |
103 | self.file = new_socket.makefile('rb') |
|
103 | self.file = new_socket.makefile('rb') | |
104 | return new_socket |
|
104 | return new_socket | |
105 |
|
105 | |||
106 |
|
106 | |||
107 | def _pyhastls(): |
|
107 | def _pyhastls(): | |
108 | # type: () -> bool |
|
108 | # type: () -> bool | |
109 | """Returns true iff Python has TLS support, false otherwise.""" |
|
109 | """Returns true iff Python has TLS support, false otherwise.""" | |
110 | try: |
|
110 | try: | |
111 | import ssl |
|
111 | import ssl | |
112 |
|
112 | |||
113 | getattr(ssl, 'HAS_TLS', False) |
|
113 | getattr(ssl, 'HAS_TLS', False) | |
114 | return True |
|
114 | return True | |
115 | except ImportError: |
|
115 | except ImportError: | |
116 | return False |
|
116 | return False | |
117 |
|
117 | |||
118 |
|
118 | |||
119 | def _smtp(ui): |
|
119 | def _smtp(ui): | |
120 | '''build an smtp connection and return a function to send mail''' |
|
120 | '''build an smtp connection and return a function to send mail''' | |
121 | local_hostname = ui.config(b'smtp', b'local_hostname') |
|
121 | local_hostname = ui.config(b'smtp', b'local_hostname') | |
122 | tls = ui.config(b'smtp', b'tls') |
|
122 | tls = ui.config(b'smtp', b'tls') | |
123 | # backward compatible: when tls = true, we use starttls. |
|
123 | # backward compatible: when tls = true, we use starttls. | |
124 | starttls = tls == b'starttls' or stringutil.parsebool(tls) |
|
124 | starttls = tls == b'starttls' or stringutil.parsebool(tls) | |
125 | smtps = tls == b'smtps' |
|
125 | smtps = tls == b'smtps' | |
126 | if (starttls or smtps) and not _pyhastls(): |
|
126 | if (starttls or smtps) and not _pyhastls(): | |
127 | raise error.Abort(_(b"can't use TLS: Python SSL support not installed")) |
|
127 | raise error.Abort(_(b"can't use TLS: Python SSL support not installed")) | |
128 | mailhost = ui.config(b'smtp', b'host') |
|
128 | mailhost = ui.config(b'smtp', b'host') | |
129 | if not mailhost: |
|
129 | if not mailhost: | |
130 | raise error.Abort(_(b'smtp.host not configured - cannot send mail')) |
|
130 | raise error.Abort(_(b'smtp.host not configured - cannot send mail')) | |
131 | if smtps: |
|
131 | if smtps: | |
132 | ui.note(_(b'(using smtps)\n')) |
|
132 | ui.note(_(b'(using smtps)\n')) | |
133 | s = SMTPS(ui, local_hostname=local_hostname, host=mailhost) |
|
133 | s = SMTPS(ui, local_hostname=local_hostname, host=mailhost) | |
134 | elif starttls: |
|
134 | elif starttls: | |
135 | s = STARTTLS(ui, local_hostname=local_hostname, host=mailhost) |
|
135 | s = STARTTLS(ui, local_hostname=local_hostname, host=mailhost) | |
136 | else: |
|
136 | else: | |
137 | s = smtplib.SMTP(local_hostname=local_hostname) |
|
137 | s = smtplib.SMTP(local_hostname=local_hostname) | |
138 | if smtps: |
|
138 | if smtps: | |
139 | defaultport = 465 |
|
139 | defaultport = 465 | |
140 | else: |
|
140 | else: | |
141 | defaultport = 25 |
|
141 | defaultport = 25 | |
142 | mailport = urlutil.getport(ui.config(b'smtp', b'port', defaultport)) |
|
142 | mailport = urlutil.getport(ui.config(b'smtp', b'port', defaultport)) | |
143 | ui.note(_(b'sending mail: smtp host %s, port %d\n') % (mailhost, mailport)) |
|
143 | ui.note(_(b'sending mail: smtp host %s, port %d\n') % (mailhost, mailport)) | |
144 | s.connect(host=mailhost, port=mailport) |
|
144 | s.connect(host=mailhost, port=mailport) | |
145 | if starttls: |
|
145 | if starttls: | |
146 | ui.note(_(b'(using starttls)\n')) |
|
146 | ui.note(_(b'(using starttls)\n')) | |
147 | s.ehlo() |
|
147 | s.ehlo() | |
148 | s.starttls() |
|
148 | s.starttls() | |
149 | s.ehlo() |
|
149 | s.ehlo() | |
150 | if starttls or smtps: |
|
150 | if starttls or smtps: | |
151 | ui.note(_(b'(verifying remote certificate)\n')) |
|
151 | ui.note(_(b'(verifying remote certificate)\n')) | |
152 | sslutil.validatesocket(s.sock) |
|
152 | sslutil.validatesocket(s.sock) | |
153 |
|
153 | |||
154 | try: |
|
154 | try: | |
155 | _smtp_login(ui, s, mailhost, mailport) |
|
155 | _smtp_login(ui, s, mailhost, mailport) | |
156 | except smtplib.SMTPException as inst: |
|
156 | except smtplib.SMTPException as inst: | |
157 | raise error.Abort(stringutil.forcebytestr(inst)) |
|
157 | raise error.Abort(stringutil.forcebytestr(inst)) | |
158 |
|
158 | |||
159 | def send(sender, recipients, msg): |
|
159 | def send(sender, recipients, msg): | |
160 | try: |
|
160 | try: | |
161 | return s.sendmail(sender, recipients, msg) |
|
161 | return s.sendmail(sender, recipients, msg) | |
162 | except smtplib.SMTPRecipientsRefused as inst: |
|
162 | except smtplib.SMTPRecipientsRefused as inst: | |
163 | recipients = [r[1] for r in inst.recipients.values()] |
|
163 | recipients = [r[1] for r in inst.recipients.values()] | |
164 | raise error.Abort(b'\n' + b'\n'.join(recipients)) |
|
164 | raise error.Abort(b'\n' + b'\n'.join(recipients)) | |
165 | except smtplib.SMTPException as inst: |
|
165 | except smtplib.SMTPException as inst: | |
166 | raise error.Abort(stringutil.forcebytestr(inst)) |
|
166 | raise error.Abort(stringutil.forcebytestr(inst)) | |
167 |
|
167 | |||
168 | return send |
|
168 | return send | |
169 |
|
169 | |||
170 |
|
170 | |||
171 | def _smtp_login(ui, smtp, mailhost, mailport): |
|
171 | def _smtp_login(ui, smtp, mailhost, mailport): | |
172 | """A hook for the keyring extension to perform the actual SMTP login. |
|
172 | """A hook for the keyring extension to perform the actual SMTP login. | |
173 |
|
173 | |||
174 | An already connected SMTP object of the proper type is provided, based on |
|
174 | An already connected SMTP object of the proper type is provided, based on | |
175 | the current configuration. The host and port to which the connection was |
|
175 | the current configuration. The host and port to which the connection was | |
176 | established are provided for accessibility, since the SMTP object doesn't |
|
176 | established are provided for accessibility, since the SMTP object doesn't | |
177 | provide an accessor. ``smtplib.SMTPException`` is raised on error. |
|
177 | provide an accessor. ``smtplib.SMTPException`` is raised on error. | |
178 | """ |
|
178 | """ | |
179 | username = ui.config(b'smtp', b'username') |
|
179 | username = ui.config(b'smtp', b'username') | |
180 | password = ui.config(b'smtp', b'password') |
|
180 | password = ui.config(b'smtp', b'password') | |
181 | if username: |
|
181 | if username: | |
182 | if password: |
|
182 | if password: | |
183 | password = encoding.strfromlocal(password) |
|
183 | password = encoding.strfromlocal(password) | |
184 | else: |
|
184 | else: | |
185 | password = ui.getpass() |
|
185 | password = ui.getpass() | |
186 | if password is not None: |
|
186 | if password is not None: | |
187 | password = encoding.strfromlocal(password) |
|
187 | password = encoding.strfromlocal(password) | |
188 | if username and password: |
|
188 | if username and password: | |
189 | ui.note(_(b'(authenticating to mail server as %s)\n') % username) |
|
189 | ui.note(_(b'(authenticating to mail server as %s)\n') % username) | |
190 | username = encoding.strfromlocal(username) |
|
190 | username = encoding.strfromlocal(username) | |
191 | smtp.login(username, password) |
|
191 | smtp.login(username, password) | |
192 |
|
192 | |||
193 |
|
193 | |||
194 | def _sendmail(ui, sender, recipients, msg): |
|
194 | def _sendmail(ui, sender, recipients, msg): | |
195 | '''send mail using sendmail.''' |
|
195 | '''send mail using sendmail.''' | |
196 | program = ui.config(b'email', b'method') |
|
196 | program = ui.config(b'email', b'method') | |
197 |
|
197 | |||
198 | def stremail(x): |
|
198 | def stremail(x): | |
199 | return procutil.shellquote(stringutil.email(encoding.strtolocal(x))) |
|
199 | return procutil.shellquote(stringutil.email(encoding.strtolocal(x))) | |
200 |
|
200 | |||
201 | cmdline = b'%s -f %s %s' % ( |
|
201 | cmdline = b'%s -f %s %s' % ( | |
202 | program, |
|
202 | program, | |
203 | stremail(sender), |
|
203 | stremail(sender), | |
204 | b' '.join(map(stremail, recipients)), |
|
204 | b' '.join(map(stremail, recipients)), | |
205 | ) |
|
205 | ) | |
206 | ui.note(_(b'sending mail: %s\n') % cmdline) |
|
206 | ui.note(_(b'sending mail: %s\n') % cmdline) | |
207 | fp = procutil.popen(cmdline, b'wb') |
|
207 | fp = procutil.popen(cmdline, b'wb') | |
208 | fp.write(util.tonativeeol(msg)) |
|
208 | fp.write(util.tonativeeol(msg)) | |
209 | ret = fp.close() |
|
209 | ret = fp.close() | |
210 | if ret: |
|
210 | if ret: | |
211 | raise error.Abort( |
|
211 | raise error.Abort( | |
212 | b'%s %s' |
|
212 | b'%s %s' | |
213 | % ( |
|
213 | % ( | |
214 | os.path.basename(procutil.shellsplit(program)[0]), |
|
214 | os.path.basename(procutil.shellsplit(program)[0]), | |
215 | procutil.explainexit(ret), |
|
215 | procutil.explainexit(ret), | |
216 | ) |
|
216 | ) | |
217 | ) |
|
217 | ) | |
218 |
|
218 | |||
219 |
|
219 | |||
220 | def _mbox(mbox, sender, recipients, msg): |
|
220 | def _mbox(mbox, sender, recipients, msg): | |
221 | '''write mails to mbox''' |
|
221 | '''write mails to mbox''' | |
222 | # TODO: use python mbox library for proper locking |
|
222 | # TODO: use python mbox library for proper locking | |
223 | with open(mbox, b'ab+') as fp: |
|
223 | with open(mbox, b'ab+') as fp: | |
224 | # Should be time.asctime(), but Windows prints 2-characters day |
|
224 | # Should be time.asctime(), but Windows prints 2-characters day | |
225 | # of month instead of one. Make them print the same thing. |
|
225 | # of month instead of one. Make them print the same thing. | |
226 | date = time.strftime('%a %b %d %H:%M:%S %Y', time.localtime()) |
|
226 | date = time.strftime('%a %b %d %H:%M:%S %Y', time.localtime()) | |
227 | fp.write( |
|
227 | fp.write( | |
228 | b'From %s %s\n' |
|
228 | b'From %s %s\n' | |
229 | % (encoding.strtolocal(sender), encoding.strtolocal(date)) |
|
229 | % (encoding.strtolocal(sender), encoding.strtolocal(date)) | |
230 | ) |
|
230 | ) | |
231 | fp.write(msg) |
|
231 | fp.write(msg) | |
232 | fp.write(b'\n\n') |
|
232 | fp.write(b'\n\n') | |
233 |
|
233 | |||
234 |
|
234 | |||
235 | def connect(ui, mbox=None): |
|
235 | def connect(ui, mbox=None): | |
236 | """make a mail connection. return a function to send mail. |
|
236 | """make a mail connection. return a function to send mail. | |
237 | call as sendmail(sender, list-of-recipients, msg).""" |
|
237 | call as sendmail(sender, list-of-recipients, msg).""" | |
238 | if mbox: |
|
238 | if mbox: | |
239 | open(mbox, b'wb').close() |
|
239 | open(mbox, b'wb').close() | |
240 | return lambda s, r, m: _mbox(mbox, s, r, m) |
|
240 | return lambda s, r, m: _mbox(mbox, s, r, m) | |
241 | if ui.config(b'email', b'method') == b'smtp': |
|
241 | if ui.config(b'email', b'method') == b'smtp': | |
242 | return _smtp(ui) |
|
242 | return _smtp(ui) | |
243 | return lambda s, r, m: _sendmail(ui, s, r, m) |
|
243 | return lambda s, r, m: _sendmail(ui, s, r, m) | |
244 |
|
244 | |||
245 |
|
245 | |||
246 | def sendmail(ui, sender, recipients, msg, mbox=None): |
|
246 | def sendmail(ui, sender, recipients, msg, mbox=None): | |
247 | send = connect(ui, mbox=mbox) |
|
247 | send = connect(ui, mbox=mbox) | |
248 | return send(sender, recipients, msg) |
|
248 | return send(sender, recipients, msg) | |
249 |
|
249 | |||
250 |
|
250 | |||
251 | def validateconfig(ui): |
|
251 | def validateconfig(ui): | |
252 | '''determine if we have enough config data to try sending email.''' |
|
252 | '''determine if we have enough config data to try sending email.''' | |
253 | method = ui.config(b'email', b'method') |
|
253 | method = ui.config(b'email', b'method') | |
254 | if method == b'smtp': |
|
254 | if method == b'smtp': | |
255 | if not ui.config(b'smtp', b'host'): |
|
255 | if not ui.config(b'smtp', b'host'): | |
256 | raise error.Abort( |
|
256 | raise error.Abort( | |
257 | _( |
|
257 | _( | |
258 | b'smtp specified as email transport, ' |
|
258 | b'smtp specified as email transport, ' | |
259 | b'but no smtp host configured' |
|
259 | b'but no smtp host configured' | |
260 | ) |
|
260 | ) | |
261 | ) |
|
261 | ) | |
262 | else: |
|
262 | else: | |
263 |
|
|
263 | command = procutil.shellsplit(method) | |
|
264 | command = command[0] if command else b'' | |||
|
265 | if not (command and procutil.findexe(command)): | |||
264 | raise error.Abort( |
|
266 | raise error.Abort( | |
265 |
_(b'%r specified as email transport, but not in PATH') % |
|
267 | _(b'%r specified as email transport, but not in PATH') % command | |
266 | ) |
|
268 | ) | |
267 |
|
269 | |||
268 |
|
270 | |||
269 | def codec2iana(cs): |
|
271 | def codec2iana(cs): | |
270 | # type: (str) -> str |
|
272 | # type: (str) -> str | |
271 | ''' ''' |
|
273 | ''' ''' | |
272 | cs = email.charset.Charset(cs).input_charset.lower() |
|
274 | cs = email.charset.Charset(cs).input_charset.lower() | |
273 |
|
275 | |||
274 | # "latin1" normalizes to "iso8859-1", standard calls for "iso-8859-1" |
|
276 | # "latin1" normalizes to "iso8859-1", standard calls for "iso-8859-1" | |
275 | if cs.startswith("iso") and not cs.startswith("iso-"): |
|
277 | if cs.startswith("iso") and not cs.startswith("iso-"): | |
276 | return "iso-" + cs[3:] |
|
278 | return "iso-" + cs[3:] | |
277 | return cs |
|
279 | return cs | |
278 |
|
280 | |||
279 |
|
281 | |||
280 | def mimetextpatch(s, subtype='plain', display=False): |
|
282 | def mimetextpatch(s, subtype='plain', display=False): | |
281 | # type: (bytes, str, bool) -> email.message.Message |
|
283 | # type: (bytes, str, bool) -> email.message.Message | |
282 | """Return MIME message suitable for a patch. |
|
284 | """Return MIME message suitable for a patch. | |
283 | Charset will be detected by first trying to decode as us-ascii, then utf-8, |
|
285 | Charset will be detected by first trying to decode as us-ascii, then utf-8, | |
284 | and finally the global encodings. If all those fail, fall back to |
|
286 | and finally the global encodings. If all those fail, fall back to | |
285 | ISO-8859-1, an encoding with that allows all byte sequences. |
|
287 | ISO-8859-1, an encoding with that allows all byte sequences. | |
286 | Transfer encodings will be used if necessary.""" |
|
288 | Transfer encodings will be used if necessary.""" | |
287 |
|
289 | |||
288 | cs = [ |
|
290 | cs = [ | |
289 | 'us-ascii', |
|
291 | 'us-ascii', | |
290 | 'utf-8', |
|
292 | 'utf-8', | |
291 | pycompat.sysstr(encoding.encoding), |
|
293 | pycompat.sysstr(encoding.encoding), | |
292 | pycompat.sysstr(encoding.fallbackencoding), |
|
294 | pycompat.sysstr(encoding.fallbackencoding), | |
293 | ] |
|
295 | ] | |
294 | if display: |
|
296 | if display: | |
295 | cs = ['us-ascii'] |
|
297 | cs = ['us-ascii'] | |
296 | for charset in cs: |
|
298 | for charset in cs: | |
297 | try: |
|
299 | try: | |
298 | s.decode(charset) |
|
300 | s.decode(charset) | |
299 | return mimetextqp(s, subtype, codec2iana(charset)) |
|
301 | return mimetextqp(s, subtype, codec2iana(charset)) | |
300 | except UnicodeDecodeError: |
|
302 | except UnicodeDecodeError: | |
301 | pass |
|
303 | pass | |
302 |
|
304 | |||
303 | return mimetextqp(s, subtype, "iso-8859-1") |
|
305 | return mimetextqp(s, subtype, "iso-8859-1") | |
304 |
|
306 | |||
305 |
|
307 | |||
306 | def mimetextqp(body, subtype, charset): |
|
308 | def mimetextqp(body, subtype, charset): | |
307 | # type: (bytes, str, str) -> email.message.Message |
|
309 | # type: (bytes, str, str) -> email.message.Message | |
308 | """Return MIME message. |
|
310 | """Return MIME message. | |
309 | Quoted-printable transfer encoding will be used if necessary. |
|
311 | Quoted-printable transfer encoding will be used if necessary. | |
310 | """ |
|
312 | """ | |
311 | cs = email.charset.Charset(charset) |
|
313 | cs = email.charset.Charset(charset) | |
312 | msg = email.message.Message() |
|
314 | msg = email.message.Message() | |
313 | msg.set_type('text/' + subtype) |
|
315 | msg.set_type('text/' + subtype) | |
314 |
|
316 | |||
315 | for line in body.splitlines(): |
|
317 | for line in body.splitlines(): | |
316 | if len(line) > 950: |
|
318 | if len(line) > 950: | |
317 | cs.body_encoding = email.charset.QP |
|
319 | cs.body_encoding = email.charset.QP | |
318 | break |
|
320 | break | |
319 |
|
321 | |||
320 | # On Python 2, this simply assigns a value. Python 3 inspects |
|
322 | # On Python 2, this simply assigns a value. Python 3 inspects | |
321 | # body and does different things depending on whether it has |
|
323 | # body and does different things depending on whether it has | |
322 | # encode() or decode() attributes. We can get the old behavior |
|
324 | # encode() or decode() attributes. We can get the old behavior | |
323 | # if we pass a str and charset is None and we call set_charset(). |
|
325 | # if we pass a str and charset is None and we call set_charset(). | |
324 | # But we may get into trouble later due to Python attempting to |
|
326 | # But we may get into trouble later due to Python attempting to | |
325 | # encode/decode using the registered charset (or attempting to |
|
327 | # encode/decode using the registered charset (or attempting to | |
326 | # use ascii in the absence of a charset). |
|
328 | # use ascii in the absence of a charset). | |
327 | msg.set_payload(body, cs) |
|
329 | msg.set_payload(body, cs) | |
328 |
|
330 | |||
329 | return msg |
|
331 | return msg | |
330 |
|
332 | |||
331 |
|
333 | |||
332 | def _charsets(ui): |
|
334 | def _charsets(ui): | |
333 | # type: (Any) -> List[str] |
|
335 | # type: (Any) -> List[str] | |
334 | '''Obtains charsets to send mail parts not containing patches.''' |
|
336 | '''Obtains charsets to send mail parts not containing patches.''' | |
335 | charsets = [ |
|
337 | charsets = [ | |
336 | pycompat.sysstr(cs.lower()) |
|
338 | pycompat.sysstr(cs.lower()) | |
337 | for cs in ui.configlist(b'email', b'charsets') |
|
339 | for cs in ui.configlist(b'email', b'charsets') | |
338 | ] |
|
340 | ] | |
339 | fallbacks = [ |
|
341 | fallbacks = [ | |
340 | pycompat.sysstr(encoding.fallbackencoding.lower()), |
|
342 | pycompat.sysstr(encoding.fallbackencoding.lower()), | |
341 | pycompat.sysstr(encoding.encoding.lower()), |
|
343 | pycompat.sysstr(encoding.encoding.lower()), | |
342 | 'utf-8', |
|
344 | 'utf-8', | |
343 | ] |
|
345 | ] | |
344 | for cs in fallbacks: # find unique charsets while keeping order |
|
346 | for cs in fallbacks: # find unique charsets while keeping order | |
345 | if cs not in charsets: |
|
347 | if cs not in charsets: | |
346 | charsets.append(cs) |
|
348 | charsets.append(cs) | |
347 | return [cs for cs in charsets if not cs.endswith('ascii')] |
|
349 | return [cs for cs in charsets if not cs.endswith('ascii')] | |
348 |
|
350 | |||
349 |
|
351 | |||
350 | def _encode(ui, s, charsets): |
|
352 | def _encode(ui, s, charsets): | |
351 | # type: (Any, bytes, List[str]) -> Tuple[bytes, str] |
|
353 | # type: (Any, bytes, List[str]) -> Tuple[bytes, str] | |
352 | """Returns (converted) string, charset tuple. |
|
354 | """Returns (converted) string, charset tuple. | |
353 | Finds out best charset by cycling through sendcharsets in descending |
|
355 | Finds out best charset by cycling through sendcharsets in descending | |
354 | order. Tries both encoding and fallbackencoding for input. Only as |
|
356 | order. Tries both encoding and fallbackencoding for input. Only as | |
355 | last resort send as is in fake ascii. |
|
357 | last resort send as is in fake ascii. | |
356 | Caveat: Do not use for mail parts containing patches!""" |
|
358 | Caveat: Do not use for mail parts containing patches!""" | |
357 | sendcharsets = charsets or _charsets(ui) |
|
359 | sendcharsets = charsets or _charsets(ui) | |
358 | if not isinstance(s, bytes): |
|
360 | if not isinstance(s, bytes): | |
359 | # We have unicode data, which we need to try and encode to |
|
361 | # We have unicode data, which we need to try and encode to | |
360 | # some reasonable-ish encoding. Try the encodings the user |
|
362 | # some reasonable-ish encoding. Try the encodings the user | |
361 | # wants, and fall back to garbage-in-ascii. |
|
363 | # wants, and fall back to garbage-in-ascii. | |
362 | for ocs in sendcharsets: |
|
364 | for ocs in sendcharsets: | |
363 | try: |
|
365 | try: | |
364 | return s.encode(ocs), ocs |
|
366 | return s.encode(ocs), ocs | |
365 | except UnicodeEncodeError: |
|
367 | except UnicodeEncodeError: | |
366 | pass |
|
368 | pass | |
367 | except LookupError: |
|
369 | except LookupError: | |
368 | ui.warn( |
|
370 | ui.warn( | |
369 | _(b'ignoring invalid sendcharset: %s\n') |
|
371 | _(b'ignoring invalid sendcharset: %s\n') | |
370 | % pycompat.sysbytes(ocs) |
|
372 | % pycompat.sysbytes(ocs) | |
371 | ) |
|
373 | ) | |
372 | else: |
|
374 | else: | |
373 | # Everything failed, ascii-armor what we've got and send it. |
|
375 | # Everything failed, ascii-armor what we've got and send it. | |
374 | return s.encode('ascii', 'backslashreplace'), 'us-ascii' |
|
376 | return s.encode('ascii', 'backslashreplace'), 'us-ascii' | |
375 | # We have a bytes of unknown encoding. We'll try and guess a valid |
|
377 | # We have a bytes of unknown encoding. We'll try and guess a valid | |
376 | # encoding, falling back to pretending we had ascii even though we |
|
378 | # encoding, falling back to pretending we had ascii even though we | |
377 | # know that's wrong. |
|
379 | # know that's wrong. | |
378 | try: |
|
380 | try: | |
379 | s.decode('ascii') |
|
381 | s.decode('ascii') | |
380 | except UnicodeDecodeError: |
|
382 | except UnicodeDecodeError: | |
381 | for ics in (encoding.encoding, encoding.fallbackencoding): |
|
383 | for ics in (encoding.encoding, encoding.fallbackencoding): | |
382 | ics = pycompat.sysstr(ics) |
|
384 | ics = pycompat.sysstr(ics) | |
383 | try: |
|
385 | try: | |
384 | u = s.decode(ics) |
|
386 | u = s.decode(ics) | |
385 | except UnicodeDecodeError: |
|
387 | except UnicodeDecodeError: | |
386 | continue |
|
388 | continue | |
387 | for ocs in sendcharsets: |
|
389 | for ocs in sendcharsets: | |
388 | try: |
|
390 | try: | |
389 | return u.encode(ocs), ocs |
|
391 | return u.encode(ocs), ocs | |
390 | except UnicodeEncodeError: |
|
392 | except UnicodeEncodeError: | |
391 | pass |
|
393 | pass | |
392 | except LookupError: |
|
394 | except LookupError: | |
393 | ui.warn( |
|
395 | ui.warn( | |
394 | _(b'ignoring invalid sendcharset: %s\n') |
|
396 | _(b'ignoring invalid sendcharset: %s\n') | |
395 | % pycompat.sysbytes(ocs) |
|
397 | % pycompat.sysbytes(ocs) | |
396 | ) |
|
398 | ) | |
397 | # if ascii, or all conversion attempts fail, send (broken) ascii |
|
399 | # if ascii, or all conversion attempts fail, send (broken) ascii | |
398 | return s, 'us-ascii' |
|
400 | return s, 'us-ascii' | |
399 |
|
401 | |||
400 |
|
402 | |||
401 | def headencode(ui, s, charsets=None, display=False): |
|
403 | def headencode(ui, s, charsets=None, display=False): | |
402 | # type: (Any, Union[bytes, str], List[str], bool) -> str |
|
404 | # type: (Any, Union[bytes, str], List[str], bool) -> str | |
403 | '''Returns RFC-2047 compliant header from given string.''' |
|
405 | '''Returns RFC-2047 compliant header from given string.''' | |
404 | if not display: |
|
406 | if not display: | |
405 | # split into words? |
|
407 | # split into words? | |
406 | s, cs = _encode(ui, s, charsets) |
|
408 | s, cs = _encode(ui, s, charsets) | |
407 | return email.header.Header(s, cs).encode() |
|
409 | return email.header.Header(s, cs).encode() | |
408 | return encoding.strfromlocal(s) |
|
410 | return encoding.strfromlocal(s) | |
409 |
|
411 | |||
410 |
|
412 | |||
411 | def _addressencode(ui, name, addr, charsets=None): |
|
413 | def _addressencode(ui, name, addr, charsets=None): | |
412 | # type: (Any, str, str, List[str]) -> str |
|
414 | # type: (Any, str, str, List[str]) -> str | |
413 | addr = encoding.strtolocal(addr) |
|
415 | addr = encoding.strtolocal(addr) | |
414 | name = headencode(ui, name, charsets) |
|
416 | name = headencode(ui, name, charsets) | |
415 | try: |
|
417 | try: | |
416 | acc, dom = addr.split(b'@') |
|
418 | acc, dom = addr.split(b'@') | |
417 | acc.decode('ascii') |
|
419 | acc.decode('ascii') | |
418 | dom = dom.decode(pycompat.sysstr(encoding.encoding)).encode('idna') |
|
420 | dom = dom.decode(pycompat.sysstr(encoding.encoding)).encode('idna') | |
419 | addr = b'%s@%s' % (acc, dom) |
|
421 | addr = b'%s@%s' % (acc, dom) | |
420 | except UnicodeDecodeError: |
|
422 | except UnicodeDecodeError: | |
421 | raise error.Abort(_(b'invalid email address: %s') % addr) |
|
423 | raise error.Abort(_(b'invalid email address: %s') % addr) | |
422 | except ValueError: |
|
424 | except ValueError: | |
423 | try: |
|
425 | try: | |
424 | # too strict? |
|
426 | # too strict? | |
425 | addr.decode('ascii') |
|
427 | addr.decode('ascii') | |
426 | except UnicodeDecodeError: |
|
428 | except UnicodeDecodeError: | |
427 | raise error.Abort(_(b'invalid local address: %s') % addr) |
|
429 | raise error.Abort(_(b'invalid local address: %s') % addr) | |
428 | return email.utils.formataddr((name, encoding.strfromlocal(addr))) |
|
430 | return email.utils.formataddr((name, encoding.strfromlocal(addr))) | |
429 |
|
431 | |||
430 |
|
432 | |||
431 | def addressencode(ui, address, charsets=None, display=False): |
|
433 | def addressencode(ui, address, charsets=None, display=False): | |
432 | # type: (Any, bytes, List[str], bool) -> str |
|
434 | # type: (Any, bytes, List[str], bool) -> str | |
433 | '''Turns address into RFC-2047 compliant header.''' |
|
435 | '''Turns address into RFC-2047 compliant header.''' | |
434 | if display or not address: |
|
436 | if display or not address: | |
435 | return encoding.strfromlocal(address or b'') |
|
437 | return encoding.strfromlocal(address or b'') | |
436 | name, addr = email.utils.parseaddr(encoding.strfromlocal(address)) |
|
438 | name, addr = email.utils.parseaddr(encoding.strfromlocal(address)) | |
437 | return _addressencode(ui, name, addr, charsets) |
|
439 | return _addressencode(ui, name, addr, charsets) | |
438 |
|
440 | |||
439 |
|
441 | |||
440 | def addrlistencode(ui, addrs, charsets=None, display=False): |
|
442 | def addrlistencode(ui, addrs, charsets=None, display=False): | |
441 | # type: (Any, List[bytes], List[str], bool) -> List[str] |
|
443 | # type: (Any, List[bytes], List[str], bool) -> List[str] | |
442 | """Turns a list of addresses into a list of RFC-2047 compliant headers. |
|
444 | """Turns a list of addresses into a list of RFC-2047 compliant headers. | |
443 | A single element of input list may contain multiple addresses, but output |
|
445 | A single element of input list may contain multiple addresses, but output | |
444 | always has one address per item""" |
|
446 | always has one address per item""" | |
445 | straddrs = [] |
|
447 | straddrs = [] | |
446 | for a in addrs: |
|
448 | for a in addrs: | |
447 | assert isinstance(a, bytes), '%r unexpectedly not a bytestr' % a |
|
449 | assert isinstance(a, bytes), '%r unexpectedly not a bytestr' % a | |
448 | straddrs.append(encoding.strfromlocal(a)) |
|
450 | straddrs.append(encoding.strfromlocal(a)) | |
449 | if display: |
|
451 | if display: | |
450 | return [a.strip() for a in straddrs if a.strip()] |
|
452 | return [a.strip() for a in straddrs if a.strip()] | |
451 |
|
453 | |||
452 | result = [] |
|
454 | result = [] | |
453 | for name, addr in email.utils.getaddresses(straddrs): |
|
455 | for name, addr in email.utils.getaddresses(straddrs): | |
454 | if name or addr: |
|
456 | if name or addr: | |
455 | r = _addressencode(ui, name, addr, charsets) |
|
457 | r = _addressencode(ui, name, addr, charsets) | |
456 | result.append(r) |
|
458 | result.append(r) | |
457 | return result |
|
459 | return result | |
458 |
|
460 | |||
459 |
|
461 | |||
460 | def mimeencode(ui, s, charsets=None, display=False): |
|
462 | def mimeencode(ui, s, charsets=None, display=False): | |
461 | # type: (Any, bytes, List[str], bool) -> email.message.Message |
|
463 | # type: (Any, bytes, List[str], bool) -> email.message.Message | |
462 | """creates mime text object, encodes it if needed, and sets |
|
464 | """creates mime text object, encodes it if needed, and sets | |
463 | charset and transfer-encoding accordingly.""" |
|
465 | charset and transfer-encoding accordingly.""" | |
464 | cs = 'us-ascii' |
|
466 | cs = 'us-ascii' | |
465 | if not display: |
|
467 | if not display: | |
466 | s, cs = _encode(ui, s, charsets) |
|
468 | s, cs = _encode(ui, s, charsets) | |
467 | return mimetextqp(s, 'plain', cs) |
|
469 | return mimetextqp(s, 'plain', cs) | |
468 |
|
470 | |||
469 |
|
471 | |||
470 | Generator = email.generator.BytesGenerator |
|
472 | Generator = email.generator.BytesGenerator | |
471 |
|
473 | |||
472 |
|
474 | |||
473 | def parse(fp): |
|
475 | def parse(fp): | |
474 | # type: (Any) -> email.message.Message |
|
476 | # type: (Any) -> email.message.Message | |
475 | ep = email.parser.Parser() |
|
477 | ep = email.parser.Parser() | |
476 | # disable the "universal newlines" mode, which isn't binary safe. |
|
478 | # disable the "universal newlines" mode, which isn't binary safe. | |
477 | # I have no idea if ascii/surrogateescape is correct, but that's |
|
479 | # I have no idea if ascii/surrogateescape is correct, but that's | |
478 | # what the standard Python email parser does. |
|
480 | # what the standard Python email parser does. | |
479 | fp = io.TextIOWrapper( |
|
481 | fp = io.TextIOWrapper( | |
480 | fp, encoding='ascii', errors='surrogateescape', newline=chr(10) |
|
482 | fp, encoding='ascii', errors='surrogateescape', newline=chr(10) | |
481 | ) |
|
483 | ) | |
482 | try: |
|
484 | try: | |
483 | return ep.parse(fp) |
|
485 | return ep.parse(fp) | |
484 | finally: |
|
486 | finally: | |
485 | fp.detach() |
|
487 | fp.detach() | |
486 |
|
488 | |||
487 |
|
489 | |||
488 | def parsebytes(data): |
|
490 | def parsebytes(data): | |
489 | # type: (bytes) -> email.message.Message |
|
491 | # type: (bytes) -> email.message.Message | |
490 | ep = email.parser.BytesParser() |
|
492 | ep = email.parser.BytesParser() | |
491 | return ep.parsebytes(data) |
|
493 | return ep.parsebytes(data) | |
492 |
|
494 | |||
493 |
|
495 | |||
494 | def headdecode(s): |
|
496 | def headdecode(s): | |
495 | # type: (Union[email.header.Header, bytes]) -> bytes |
|
497 | # type: (Union[email.header.Header, bytes]) -> bytes | |
496 | '''Decodes RFC-2047 header''' |
|
498 | '''Decodes RFC-2047 header''' | |
497 | uparts = [] |
|
499 | uparts = [] | |
498 | for part, charset in email.header.decode_header(s): |
|
500 | for part, charset in email.header.decode_header(s): | |
499 | if charset is not None: |
|
501 | if charset is not None: | |
500 | try: |
|
502 | try: | |
501 | uparts.append(part.decode(charset)) |
|
503 | uparts.append(part.decode(charset)) | |
502 | continue |
|
504 | continue | |
503 | except (UnicodeDecodeError, LookupError): |
|
505 | except (UnicodeDecodeError, LookupError): | |
504 | pass |
|
506 | pass | |
505 | # On Python 3, decode_header() may return either bytes or unicode |
|
507 | # On Python 3, decode_header() may return either bytes or unicode | |
506 | # depending on whether the header has =?<charset>? or not |
|
508 | # depending on whether the header has =?<charset>? or not | |
507 | if isinstance(part, type(u'')): |
|
509 | if isinstance(part, type(u'')): | |
508 | uparts.append(part) |
|
510 | uparts.append(part) | |
509 | continue |
|
511 | continue | |
510 | try: |
|
512 | try: | |
511 | uparts.append(part.decode('UTF-8')) |
|
513 | uparts.append(part.decode('UTF-8')) | |
512 | continue |
|
514 | continue | |
513 | except UnicodeDecodeError: |
|
515 | except UnicodeDecodeError: | |
514 | pass |
|
516 | pass | |
515 | uparts.append(part.decode('ISO-8859-1')) |
|
517 | uparts.append(part.decode('ISO-8859-1')) | |
516 | return encoding.unitolocal(u' '.join(uparts)) |
|
518 | return encoding.unitolocal(u' '.join(uparts)) |
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