i18n: send-email: mark warnings and errors for translation
[git/git.git] / git-send-email.perl
CommitLineData
3328aced 1#!/usr/bin/perl
83b24437 2#
f3d9f354
RA
3# Copyright 2002,2005 Greg Kroah-Hartman <greg@kroah.com>
4# Copyright 2005 Ryan Anderson <ryan@michonline.com>
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5#
6# GPL v2 (See COPYING)
5825e5b2 7#
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8# Ported to support git "mbox" format files by Ryan Anderson <ryan@michonline.com>
9#
f3d9f354 10# Sends a collection of emails to the given email addresses, disturbingly fast.
5825e5b2 11#
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12# Supports two formats:
13# 1. mbox format files (ignoring most headers and MIME formatting - this is designed for sending patches)
14# 2. The original format support by Greg's script:
5825e5b2 15# first line of the message is who to CC,
f3d9f354 16# and second line is the subject of the message.
5825e5b2 17#
83b24437 18
d48b2841 19use 5.008;
83b24437
RA
20use strict;
21use warnings;
f916ab0c 22use POSIX qw/strftime/;
83b24437 23use Term::ReadLine;
83b24437 24use Getopt::Long;
0e73b3ee 25use Text::ParseWords;
412876dc 26use Term::ANSIColor;
eed6ca7c 27use File::Temp qw/ tempdir tempfile /;
89bf1bac 28use File::Spec::Functions qw(catfile);
5df9fcf6 29use Error qw(:try);
3cb8caf7 30use Git;
a4dde4c4 31use Git::I18N;
83b24437 32
5df9fcf6
PH
33Getopt::Long::Configure qw/ pass_through /;
34
280242d1
JH
35package FakeTerm;
36sub new {
37 my ($class, $reason) = @_;
38 return bless \$reason, shift;
39}
40sub readline {
41 my $self = shift;
42 die "Cannot use readline on FakeTerm: $$self";
43}
44package main;
45
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MC
46
47sub usage {
48 print <<EOT;
5df9fcf6 49git send-email [options] <file | directory | rev-list options >
17b7a832 50git send-email --dump-aliases
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MW
51
52 Composing:
53 --from <str> * Email From:
f434c083
SB
54 --[no-]to <str> * Email To:
55 --[no-]cc <str> * Email Cc:
56 --[no-]bcc <str> * Email Bcc:
4ed62b03
MW
57 --subject <str> * Email "Subject:"
58 --in-reply-to <str> * Email "In-Reply-To:"
ac1596a6 59 --[no-]xmailer * Add "X-Mailer:" header (default).
402596aa 60 --[no-]annotate * Review each patch that will be sent in an editor.
4ed62b03 61 --compose * Open an editor for introduction.
62e00690 62 --compose-encoding <str> * Encoding to assume for introduction.
3cae7e5b 63 --8bit-encoding <str> * Encoding to assume 8bit mails if undeclared
8d814084 64 --transfer-encoding <str> * Transfer encoding to use (quoted-printable, 8bit, base64)
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MW
65
66 Sending:
67 --envelope-sender <str> * Email envelope sender.
68 --smtp-server <str:int> * Outgoing SMTP server to use. The port
69 is optional. Default 'localhost'.
052fbea2 70 --smtp-server-option <str> * Outgoing SMTP server option to use.
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MW
71 --smtp-server-port <int> * Outgoing SMTP server port.
72 --smtp-user <str> * Username for SMTP-AUTH.
73 --smtp-pass <str> * Password for SMTP-AUTH; not necessary.
74 --smtp-encryption <str> * tls or ssl; anything else disables.
75 --smtp-ssl * Deprecated. Use '--smtp-encryption ssl'.
35035bbf
RR
76 --smtp-ssl-cert-path <str> * Path to ca-certificates (either directory or file).
77 Pass an empty string to disable certificate
78 verification.
134550fe 79 --smtp-domain <str> * The domain name sent to HELO/EHLO handshake
0f2e68b5
JV
80 --smtp-auth <str> * Space-separated list of allowed AUTH mechanisms.
81 This setting forces to use one of the listed mechanisms.
f60812ef 82 --smtp-debug <0|1> * Disable, enable Net::SMTP debug.
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MW
83
84 Automating:
85 --identity <str> * Use the sendemail.<id> options.
6e74e075 86 --to-cmd <str> * Email To: via `<str> \$patch_path`
4ed62b03 87 --cc-cmd <str> * Email Cc: via `<str> \$patch_path`
3531e270 88 --suppress-cc <str> * author, self, sob, cc, cccmd, body, bodycc, all.
f515c904
MT
89 --[no-]cc-cover * Email Cc: addresses in the cover letter.
90 --[no-]to-cover * Email To: addresses in the cover letter.
3531e270 91 --[no-]signed-off-by-cc * Send to Signed-off-by: addresses. Default on.
4ed62b03 92 --[no-]suppress-from * Send to self. Default off.
41fe87fa 93 --[no-]chain-reply-to * Chain In-Reply-To: fields. Default off.
4ed62b03
MW
94 --[no-]thread * Use In-Reply-To: field. Default on.
95
96 Administering:
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97 --confirm <str> * Confirm recipients before sending;
98 auto, cc, compose, always, or never.
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MW
99 --quiet * Output one line of info per email.
100 --dry-run * Don't actually send the emails.
101 --[no-]validate * Perform patch sanity checks. Default on.
5df9fcf6
PH
102 --[no-]format-patch * understand any non optional arguments as
103 `git format-patch` ones.
a03bc5b6 104 --force * Send even if safety checks would prevent it.
c764a0c2 105
17b7a832
JK
106 Information:
107 --dump-aliases * Dump configured aliases and exit.
108
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MC
109EOT
110 exit(1);
111}
112
4bc87a28 113# most mail servers generate the Date: header, but not all...
6bdca890
JN
114sub format_2822_time {
115 my ($time) = @_;
116 my @localtm = localtime($time);
117 my @gmttm = gmtime($time);
118 my $localmin = $localtm[1] + $localtm[2] * 60;
119 my $gmtmin = $gmttm[1] + $gmttm[2] * 60;
120 if ($localtm[0] != $gmttm[0]) {
46493105 121 die __("local zone differs from GMT by a non-minute interval\n");
6bdca890
JN
122 }
123 if ((($gmttm[6] + 1) % 7) == $localtm[6]) {
124 $localmin += 1440;
125 } elsif ((($gmttm[6] - 1) % 7) == $localtm[6]) {
126 $localmin -= 1440;
127 } elsif ($gmttm[6] != $localtm[6]) {
46493105 128 die __("local time offset greater than or equal to 24 hours\n");
6bdca890
JN
129 }
130 my $offset = $localmin - $gmtmin;
131 my $offhour = $offset / 60;
132 my $offmin = abs($offset % 60);
133 if (abs($offhour) >= 24) {
46493105 134 die __("local time offset greater than or equal to 24 hours\n");
6bdca890
JN
135 }
136
137 return sprintf("%s, %2d %s %d %02d:%02d:%02d %s%02d%02d",
138 qw(Sun Mon Tue Wed Thu Fri Sat)[$localtm[6]],
139 $localtm[3],
140 qw(Jan Feb Mar Apr May Jun
141 Jul Aug Sep Oct Nov Dec)[$localtm[4]],
142 $localtm[5]+1900,
143 $localtm[2],
144 $localtm[1],
145 $localtm[0],
146 ($offset >= 0) ? '+' : '-',
147 abs($offhour),
148 $offmin,
149 );
150}
4bc87a28 151
567ffeb7 152my $have_email_valid = eval { require Email::Valid; 1 };
5012699d 153my $have_mail_address = eval { require Mail::Address; 1 };
4bc87a28 154my $smtp;
5f5b6118 155my $auth;
4bc87a28 156
11f70a7e
РД
157# Regexes for RFC 2047 productions.
158my $re_token = qr/[^][()<>@,;:\\"\/?.= \000-\037\177-\377]+/;
159my $re_encoded_text = qr/[^? \000-\037\177-\377]+/;
160my $re_encoded_word = qr/=\?($re_token)\?($re_token)\?($re_encoded_text)\?=/;
161
83b24437 162# Variables we fill in automatically, or via prompting:
3c3bb51c 163my (@to,$no_to,@initial_to,@cc,$no_cc,@initial_cc,@bcclist,$no_bcc,@xh,
8fd5bb7f 164 $initial_reply_to,$initial_subject,@files,
ac1596a6 165 $author,$sender,$smtp_authpass,$annotate,$use_xmailer,$compose,$time);
83b24437 166
f073a592 167my $envelope_sender;
78488b2c 168
9133261f 169# Example reply to:
83b24437 170#$initial_reply_to = ''; #<20050203173208.GA23964@foobar.com>';
83b24437 171
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FL
172my $repo = eval { Git->repository() };
173my @repo = $repo ? ($repo) : ();
280242d1 174my $term = eval {
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175 $ENV{"GIT_SEND_EMAIL_NOTTY"}
176 ? new Term::ReadLine 'git-send-email', \*STDIN, \*STDOUT
177 : new Term::ReadLine 'git-send-email';
280242d1
JH
178};
179if ($@) {
180 $term = new FakeTerm "$@: going non-interactive";
181}
83b24437 182
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AR
183# Behavior modification variables
184my ($quiet, $dry_run) = (0, 0);
5df9fcf6 185my $format_patch;
afe756c9 186my $compose_filename;
a03bc5b6 187my $force = 0;
17b7a832 188my $dump_aliases = 0;
5483c71d 189
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PH
190# Handle interactive edition of files.
191my $multiedit;
0ce142c9 192my $editor;
b4479f07 193
8fd5bb7f 194sub do_edit {
0ce142c9
MG
195 if (!defined($editor)) {
196 $editor = Git::command_oneline('var', 'GIT_EDITOR');
197 }
8fd5bb7f 198 if (defined($multiedit) && !$multiedit) {
beece9da
PH
199 map {
200 system('sh', '-c', $editor.' "$@"', $editor, $_);
201 if (($? & 127) || ($? >> 8)) {
46493105 202 die(__("the editor exited uncleanly, aborting everything"));
beece9da
PH
203 }
204 } @_;
8fd5bb7f
PH
205 } else {
206 system('sh', '-c', $editor.' "$@"', $editor, @_);
beece9da 207 if (($? & 127) || ($? >> 8)) {
46493105 208 die(__("the editor exited uncleanly, aborting everything"));
beece9da 209 }
8fd5bb7f
PH
210 }
211}
5483c71d
AR
212
213# Variables with corresponding config settings
6e74e075 214my ($thread, $chain_reply_to, $suppress_from, $signed_off_by_cc);
f515c904 215my ($cover_cc, $cover_to);
6e74e075 216my ($to_cmd, $cc_cmd);
052fbea2 217my ($smtp_server, $smtp_server_port, @smtp_server_options);
35035bbf 218my ($smtp_authuser, $smtp_encryption, $smtp_ssl_cert_path);
0f2e68b5 219my ($identity, $aliasfiletype, @alias_files, $smtp_domain, $smtp_auth);
c1f2aa45 220my ($validate, $confirm);
65648283 221my (@suppress_cc);
3cae7e5b 222my ($auto_8bit_encoding);
62e00690 223my ($compose_encoding);
8d814084 224my ($target_xfer_encoding);
5483c71d 225
f60812ef
JA
226my ($debug_net_smtp) = 0; # Net::SMTP, see send_message()
227
34cc60ce 228my %config_bool_settings = (
5483c71d 229 "thread" => [\$thread, 1],
b99d22f2 230 "chainreplyto" => [\$chain_reply_to, 0],
65648283 231 "suppressfrom" => [\$suppress_from, undef],
ddc3d4fe 232 "signedoffbycc" => [\$signed_off_by_cc, undef],
f515c904
MT
233 "cccover" => [\$cover_cc, undef],
234 "tocover" => [\$cover_to, undef],
ddc3d4fe 235 "signedoffcc" => [\$signed_off_by_cc, undef], # Deprecated
dbf5e1e9 236 "validate" => [\$validate, 1],
402596aa 237 "multiedit" => [\$multiedit, undef],
ac1596a6
LH
238 "annotate" => [\$annotate, undef],
239 "xmailer" => [\$use_xmailer, 1]
e46f7a0e
AR
240);
241
34cc60ce
DS
242my %config_settings = (
243 "smtpserver" => \$smtp_server,
44b2476a 244 "smtpserverport" => \$smtp_server_port,
052fbea2 245 "smtpserveroption" => \@smtp_server_options,
34cc60ce
DS
246 "smtpuser" => \$smtp_authuser,
247 "smtppass" => \$smtp_authpass,
e1e9115d 248 "smtpdomain" => \$smtp_domain,
0f2e68b5 249 "smtpauth" => \$smtp_auth,
3c3bb51c 250 "to" => \@initial_to,
6e74e075 251 "tocmd" => \$to_cmd,
5f8b9fcd 252 "cc" => \@initial_cc,
34cc60ce
DS
253 "cccmd" => \$cc_cmd,
254 "aliasfiletype" => \$aliasfiletype,
255 "bcc" => \@bcclist,
65648283 256 "suppresscc" => \@suppress_cc,
9f7820ae 257 "envelopesender" => \$envelope_sender,
c1f2aa45 258 "confirm" => \$confirm,
09caa24f 259 "from" => \$sender,
3cae7e5b 260 "assume8bitencoding" => \$auto_8bit_encoding,
62e00690 261 "composeencoding" => \$compose_encoding,
8d814084 262 "transferencoding" => \$target_xfer_encoding,
34cc60ce 263);
4a62d3f5 264
cec5dae8
CS
265my %config_path_settings = (
266 "aliasesfile" => \@alias_files,
6e07a3b5 267 "smtpsslcertpath" => \$smtp_ssl_cert_path,
cec5dae8
CS
268);
269
87429976
MW
270# Handle Uncouth Termination
271sub signal_handler {
272
273 # Make text normal
274 print color("reset"), "\n";
275
276 # SMTP password masked
277 system "stty echo";
278
279 # tmp files from --compose
afe756c9
JS
280 if (defined $compose_filename) {
281 if (-e $compose_filename) {
282 print "'$compose_filename' contains an intermediate version of the email you were composing.\n";
283 }
284 if (-e ($compose_filename . ".final")) {
285 print "'$compose_filename.final' contains the composed email.\n"
286 }
87429976
MW
287 }
288
289 exit;
290};
291
292$SIG{TERM} = \&signal_handler;
293$SIG{INT} = \&signal_handler;
294
83b24437
RA
295# Begin by accumulating all the variables (defined above), that we will end up
296# needing, first, from the command line:
297
c5978246
CB
298my $help;
299my $rc = GetOptions("h" => \$help,
17b7a832
JK
300 "dump-aliases" => \$dump_aliases);
301usage() unless $rc;
46493105 302die __("--dump-aliases incompatible with other options\n")
17b7a832
JK
303 if !$help and $dump_aliases and @ARGV;
304$rc = GetOptions(
c5978246 305 "sender|from=s" => \$sender,
83b24437
RA
306 "in-reply-to=s" => \$initial_reply_to,
307 "subject=s" => \$initial_subject,
3c3bb51c 308 "to=s" => \@initial_to,
6e74e075 309 "to-cmd=s" => \$to_cmd,
f434c083 310 "no-to" => \$no_to,
da140f8b 311 "cc=s" => \@initial_cc,
f434c083 312 "no-cc" => \$no_cc,
58063245 313 "bcc=s" => \@bcclist,
f434c083 314 "no-bcc" => \$no_bcc,
78488b2c 315 "chain-reply-to!" => \$chain_reply_to,
f4714943 316 "no-chain-reply-to" => sub {$chain_reply_to = 0},
3342d850 317 "smtp-server=s" => \$smtp_server,
052fbea2 318 "smtp-server-option=s" => \@smtp_server_options,
44b2476a 319 "smtp-server-port=s" => \$smtp_server_port,
34cc60ce 320 "smtp-user=s" => \$smtp_authuser,
2363d746 321 "smtp-pass:s" => \$smtp_authpass,
f6bebd12
TR
322 "smtp-ssl" => sub { $smtp_encryption = 'ssl' },
323 "smtp-encryption=s" => \$smtp_encryption,
979e652a 324 "smtp-ssl-cert-path=s" => \$smtp_ssl_cert_path,
f60812ef 325 "smtp-debug:i" => \$debug_net_smtp,
69cf7bfd 326 "smtp-domain:s" => \$smtp_domain,
0f2e68b5 327 "smtp-auth=s" => \$smtp_auth,
34cc60ce 328 "identity=s" => \$identity,
402596aa 329 "annotate!" => \$annotate,
f4714943 330 "no-annotate" => sub {$annotate = 0},
1f038a0c 331 "compose" => \$compose,
30d08b34 332 "quiet" => \$quiet,
324a8bd0 333 "cc-cmd=s" => \$cc_cmd,
5483c71d 334 "suppress-from!" => \$suppress_from,
f4714943 335 "no-suppress-from" => sub {$suppress_from = 0},
65648283 336 "suppress-cc=s" => \@suppress_cc,
ddc3d4fe 337 "signed-off-cc|signed-off-by-cc!" => \$signed_off_by_cc,
f4714943 338 "no-signed-off-cc|no-signed-off-by-cc" => sub {$signed_off_by_cc = 0},
f515c904 339 "cc-cover|cc-cover!" => \$cover_cc,
f4714943 340 "no-cc-cover" => sub {$cover_cc = 0},
f515c904 341 "to-cover|to-cover!" => \$cover_to,
f4714943 342 "no-to-cover" => sub {$cover_to = 0},
c1f2aa45 343 "confirm=s" => \$confirm,
6130259c 344 "dry-run" => \$dry_run,
f073a592 345 "envelope-sender=s" => \$envelope_sender,
5483c71d 346 "thread!" => \$thread,
f4714943 347 "no-thread" => sub {$thread = 0},
dbf5e1e9 348 "validate!" => \$validate,
f4714943 349 "no-validate" => sub {$validate = 0},
8d814084 350 "transfer-encoding=s" => \$target_xfer_encoding,
5df9fcf6 351 "format-patch!" => \$format_patch,
f4714943 352 "no-format-patch" => sub {$format_patch = 0},
3cae7e5b 353 "8bit-encoding=s" => \$auto_8bit_encoding,
62e00690 354 "compose-encoding=s" => \$compose_encoding,
a03bc5b6 355 "force" => \$force,
ac1596a6 356 "xmailer!" => \$use_xmailer,
f4714943 357 "no-xmailer" => sub {$use_xmailer = 0},
83b24437
RA
358 );
359
c5978246 360usage() if $help;
1b0baf14
MC
361unless ($rc) {
362 usage();
363}
364
46493105 365die __("Cannot run git format-patch from outside a repository\n")
eed6ca7c
JS
366 if $format_patch and not $repo;
367
34cc60ce
DS
368# Now, let's fill any that aren't set in with defaults:
369
370sub read_config {
371 my ($prefix) = @_;
372
373 foreach my $setting (keys %config_bool_settings) {
374 my $target = $config_bool_settings{$setting}->[0];
ad79c024 375 $$target = Git::config_bool(@repo, "$prefix.$setting") unless (defined $$target);
34cc60ce
DS
376 }
377
cec5dae8 378 foreach my $setting (keys %config_path_settings) {
463b0ea2
CS
379 my $target = $config_path_settings{$setting};
380 if (ref($target) eq "ARRAY") {
381 unless (@$target) {
382 my @values = Git::config_path(@repo, "$prefix.$setting");
383 @$target = @values if (@values && defined $values[0]);
384 }
385 }
386 else {
387 $$target = Git::config_path(@repo, "$prefix.$setting") unless (defined $$target);
388 }
cec5dae8
CS
389 }
390
34cc60ce
DS
391 foreach my $setting (keys %config_settings) {
392 my $target = $config_settings{$setting};
f434c083
SB
393 next if $setting eq "to" and defined $no_to;
394 next if $setting eq "cc" and defined $no_cc;
395 next if $setting eq "bcc" and defined $no_bcc;
34cc60ce
DS
396 if (ref($target) eq "ARRAY") {
397 unless (@$target) {
ad79c024 398 my @values = Git::config(@repo, "$prefix.$setting");
34cc60ce
DS
399 @$target = @values if (@values && defined $values[0]);
400 }
401 }
402 else {
ad79c024 403 $$target = Git::config(@repo, "$prefix.$setting") unless (defined $$target);
34cc60ce
DS
404 }
405 }
f6bebd12
TR
406
407 if (!defined $smtp_encryption) {
408 my $enc = Git::config(@repo, "$prefix.smtpencryption");
409 if (defined $enc) {
410 $smtp_encryption = $enc;
411 } elsif (Git::config_bool(@repo, "$prefix.smtpssl")) {
412 $smtp_encryption = 'ssl';
413 }
414 }
34cc60ce
DS
415}
416
417# read configuration from [sendemail "$identity"], fall back on [sendemail]
ad79c024 418$identity = Git::config(@repo, "sendemail.identity") unless (defined $identity);
34cc60ce
DS
419read_config("sendemail.$identity") if (defined $identity);
420read_config("sendemail");
421
422# fall back on builtin bool defaults
423foreach my $setting (values %config_bool_settings) {
424 ${$setting->[0]} = $setting->[1] unless (defined (${$setting->[0]}));
425}
426
fa835cd5
TR
427# 'default' encryption is none -- this only prevents a warning
428$smtp_encryption = '' unless (defined $smtp_encryption);
429
65648283
DB
430# Set CC suppressions
431my(%suppress_cc);
432if (@suppress_cc) {
433 foreach my $entry (@suppress_cc) {
434 die "Unknown --suppress-cc field: '$entry'\n"
e9bf741b 435 unless $entry =~ /^(?:all|cccmd|cc|author|self|sob|body|bodycc)$/;
65648283
DB
436 $suppress_cc{$entry} = 1;
437 }
438}
439
440if ($suppress_cc{'all'}) {
cb8a9bd5 441 foreach my $entry (qw (cccmd cc author self sob body bodycc)) {
65648283
DB
442 $suppress_cc{$entry} = 1;
443 }
444 delete $suppress_cc{'all'};
445}
446
447# If explicit old-style ones are specified, they trump --suppress-cc.
448$suppress_cc{'self'} = $suppress_from if defined $suppress_from;
ddc3d4fe 449$suppress_cc{'sob'} = !$signed_off_by_cc if defined $signed_off_by_cc;
65648283 450
3531e270
JS
451if ($suppress_cc{'body'}) {
452 foreach my $entry (qw (sob bodycc)) {
453 $suppress_cc{$entry} = 1;
454 }
455 delete $suppress_cc{'body'};
456}
457
c1f2aa45
JS
458# Set confirm's default value
459my $confirm_unconfigured = !defined $confirm;
460if ($confirm_unconfigured) {
461 $confirm = scalar %suppress_cc ? 'compose' : 'auto';
462};
463die "Unknown --confirm setting: '$confirm'\n"
464 unless $confirm =~ /^(?:auto|cc|compose|always|never)/;
465
65648283
DB
466# Debugging, print out the suppressions.
467if (0) {
468 print "suppressions:\n";
469 foreach my $entry (keys %suppress_cc) {
470 printf " %-5s -> $suppress_cc{$entry}\n", $entry;
471 }
472}
473
ad79c024
FL
474my ($repoauthor, $repocommitter);
475($repoauthor) = Git::ident_person(@repo, 'author');
476($repocommitter) = Git::ident_person(@repo, 'committer');
34cc60ce 477
5012699d
JS
478sub parse_address_line {
479 if ($have_mail_address) {
480 return map { $_->format } Mail::Address->parse($_[0]);
481 } else {
8d314d7a 482 return Git::parse_mailboxes($_[0]);
5012699d
JS
483 }
484}
485
0e73b3ee 486sub split_addrs {
2f0e7cbb 487 return quotewords('\s*,\s*', 1, @_);
0e73b3ee
WF
488}
489
994d6c66 490my %aliases;
09f1157b
ES
491
492sub parse_sendmail_alias {
493 local $_ = shift;
494 if (/"/) {
495 print STDERR "warning: sendmail alias with quotes is not supported: $_\n";
86b89848
ES
496 } elsif (/:include:/) {
497 print STDERR "warning: `:include:` not supported: $_\n";
498 } elsif (/[\/|]/) {
499 print STDERR "warning: `/file` or `|pipe` redirection not supported: $_\n";
09f1157b
ES
500 } elsif (/^(\S+?)\s*:\s*(.+)$/) {
501 my ($alias, $addr) = ($1, $2);
502 $aliases{$alias} = [ split_addrs($addr) ];
503 } else {
504 print STDERR "warning: sendmail line is not recognized: $_\n";
505 }
506}
507
508sub parse_sendmail_aliases {
509 my $fh = shift;
2532dd06 510 my $s = '';
09f1157b 511 while (<$fh>) {
2532dd06 512 chomp;
020be85f 513 next if /^\s*$/ || /^\s*#/;
2532dd06
ES
514 $s .= $_, next if $s =~ s/\\$// || s/^\s+//;
515 parse_sendmail_alias($s) if $s;
516 $s = $_;
09f1157b 517 }
2532dd06
ES
518 $s =~ s/\\$//; # silently tolerate stray '\' on last line
519 parse_sendmail_alias($s) if $s;
09f1157b
ES
520}
521
994d6c66
EW
522my %parse_alias = (
523 # multiline formats can be supported in the future
524 mutt => sub { my $fh = shift; while (<$fh>) {
ffc01f9b 525 if (/^\s*alias\s+(?:-group\s+\S+\s+)*(\S+)\s+(.*)$/) {
994d6c66
EW
526 my ($alias, $addr) = ($1, $2);
527 $addr =~ s/#.*$//; # mutt allows # comments
2c510f21
EW
528 # commas delimit multiple addresses
529 my @addr = split_addrs($addr);
530
531 # quotes may be escaped in the file,
532 # unescape them so we do not double-escape them later.
533 s/\\"/"/g foreach @addr;
534 $aliases{$alias} = \@addr
994d6c66
EW
535 }}},
536 mailrc => sub { my $fh = shift; while (<$fh>) {
a277d1ef 537 if (/^alias\s+(\S+)\s+(.*?)\s*$/) {
994d6c66 538 # spaces delimit multiple addresses
fe87c921 539 $aliases{$1} = [ quotewords('\s+', 0, $2) ];
994d6c66 540 }}},
73c427eb
TP
541 pine => sub { my $fh = shift; my $f='\t[^\t]*';
542 for (my $x = ''; defined($x); $x = $_) {
543 chomp $x;
544 $x .= $1 while(defined($_ = <$fh>) && /^ +(.*)$/);
545 $x =~ /^(\S+)$f\t\(?([^\t]+?)\)?(:?$f){0,2}$/ or next;
0e73b3ee 546 $aliases{$1} = [ split_addrs($2) ];
73c427eb 547 }},
7613ea35
BP
548 elm => sub { my $fh = shift;
549 while (<$fh>) {
550 if (/^(\S+)\s+=\s+[^=]+=\s(\S+)/) {
551 my ($alias, $addr) = ($1, $2);
552 $aliases{$alias} = [ split_addrs($addr) ];
553 }
554 } },
09f1157b 555 sendmail => \&parse_sendmail_aliases,
994d6c66
EW
556 gnus => sub { my $fh = shift; while (<$fh>) {
557 if (/\(define-mail-alias\s+"(\S+?)"\s+"(\S+?)"\)/) {
558 $aliases{$1} = [ $2 ];
559 }}}
560);
561
3cb8caf7 562if (@alias_files and $aliasfiletype and defined $parse_alias{$aliasfiletype}) {
994d6c66
EW
563 foreach my $file (@alias_files) {
564 open my $fh, '<', $file or die "opening $file: $!\n";
565 $parse_alias{$aliasfiletype}->($fh);
566 close $fh;
567 }
568}
569
17b7a832
JK
570if ($dump_aliases) {
571 print "$_\n" for (sort keys %aliases);
572 exit(0);
573}
574
9b397039
RR
575# is_format_patch_arg($f) returns 0 if $f names a patch, or 1 if
576# $f is a revision list specification to be passed to format-patch.
577sub is_format_patch_arg {
eed6ca7c 578 return unless $repo;
5df9fcf6
PH
579 my $f = shift;
580 try {
581 $repo->command('rev-parse', '--verify', '--quiet', $f);
582 if (defined($format_patch)) {
5df9fcf6
PH
583 return $format_patch;
584 }
585 die(<<EOF);
586File '$f' exists but it could also be the range of commits
587to produce patches for. Please disambiguate by...
588
589 * Saying "./$f" if you mean a file; or
590 * Giving --format-patch option if you mean a range.
591EOF
592 } catch Git::Error::Command with {
9b397039 593 # Not a valid revision. Treat it as a filename.
5df9fcf6
PH
594 return 0;
595 }
596}
597
aa54892f
JK
598# Now that all the defaults are set, process the rest of the command line
599# arguments and collect up the files that need to be processed.
5df9fcf6 600my @rev_list_opts;
69f4ce55 601while (defined(my $f = shift @ARGV)) {
5df9fcf6
PH
602 if ($f eq "--") {
603 push @rev_list_opts, "--", @ARGV;
604 @ARGV = ();
9b397039 605 } elsif (-d $f and !is_format_patch_arg($f)) {
c6038169 606 opendir my $dh, $f
aa54892f
JK
607 or die "Failed to opendir $f: $!";
608
89bf1bac 609 push @files, grep { -f $_ } map { catfile($f, $_) }
c6038169
ÆAB
610 sort readdir $dh;
611 closedir $dh;
9b397039 612 } elsif ((-f $f or -p $f) and !is_format_patch_arg($f)) {
aa54892f 613 push @files, $f;
aa54892f 614 } else {
5df9fcf6 615 push @rev_list_opts, $f;
aa54892f
JK
616 }
617}
618
5df9fcf6 619if (@rev_list_opts) {
46493105 620 die __("Cannot run git format-patch from outside a repository\n")
eed6ca7c 621 unless $repo;
5df9fcf6
PH
622 push @files, $repo->command('format-patch', '-o', tempdir(CLEANUP => 1), @rev_list_opts);
623}
624
531220ba
JH
625@files = handle_backup_files(@files);
626
dbf5e1e9 627if ($validate) {
c764a0c2 628 foreach my $f (@files) {
300913bd
KB
629 unless (-p $f) {
630 my $error = validate_patch($f);
631 $error and die "fatal: $f: $error\nwarning: no patches were sent\n";
632 }
c764a0c2 633 }
747bbff9
JK
634}
635
aa54892f
JK
636if (@files) {
637 unless ($quiet) {
638 print $_,"\n" for (@files);
639 }
640} else {
46493105 641 print STDERR __("\nNo patch files specified!\n\n");
aa54892f
JK
642 usage();
643}
644
acf071b0 645sub get_patch_subject {
beece9da
PH
646 my $fn = shift;
647 open (my $fh, '<', $fn);
648 while (my $line = <$fh>) {
649 next unless ($line =~ /^Subject: (.*)$/);
650 close $fh;
651 return "GIT: $1\n";
652 }
653 close $fh;
654 die "No subject line in $fn ?";
655}
656
657if ($compose) {
658 # Note that this does not need to be secure, but we will make a small
659 # effort to have it be unique
afe756c9
JS
660 $compose_filename = ($repo ?
661 tempfile(".gitsendemail.msg.XXXXXX", DIR => $repo->repo_path()) :
662 tempfile(".gitsendemail.msg.XXXXXX", DIR => "."))[1];
fe0f944f 663 open my $c, ">", $compose_filename
beece9da
PH
664 or die "Failed to open for writing $compose_filename: $!";
665
666
667 my $tpl_sender = $sender || $repoauthor || $repocommitter || '';
668 my $tpl_subject = $initial_subject || '';
669 my $tpl_reply_to = $initial_reply_to || '';
670
fe0f944f 671 print $c <<EOT;
beece9da 672From $tpl_sender # This line is ignored.
40e6e8a0 673GIT: Lines beginning in "GIT:" will be removed.
beece9da
PH
674GIT: Consider including an overall diffstat or table of contents
675GIT: for the patch you are writing.
676GIT:
677GIT: Clear the body content if you don't wish to send a summary.
678From: $tpl_sender
679Subject: $tpl_subject
680In-Reply-To: $tpl_reply_to
681
682EOT
683 for my $f (@files) {
fe0f944f 684 print $c get_patch_subject($f);
beece9da 685 }
fe0f944f 686 close $c;
beece9da 687
beece9da
PH
688 if ($annotate) {
689 do_edit($compose_filename, @files);
690 } else {
691 do_edit($compose_filename);
692 }
693
fe0f944f 694 open my $c2, ">", $compose_filename . ".final"
beece9da
PH
695 or die "Failed to open $compose_filename.final : " . $!;
696
fe0f944f 697 open $c, "<", $compose_filename
beece9da
PH
698 or die "Failed to open $compose_filename : " . $!;
699
700 my $need_8bit_cte = file_has_nonascii($compose_filename);
701 my $in_body = 0;
702 my $summary_empty = 1;
4a47a4dd
KM
703 if (!defined $compose_encoding) {
704 $compose_encoding = "UTF-8";
705 }
fe0f944f 706 while(<$c>) {
40e6e8a0 707 next if m/^GIT:/;
beece9da
PH
708 if ($in_body) {
709 $summary_empty = 0 unless (/^\n$/);
710 } elsif (/^\n$/) {
711 $in_body = 1;
712 if ($need_8bit_cte) {
fe0f944f 713 print $c2 "MIME-Version: 1.0\n",
beece9da 714 "Content-Type: text/plain; ",
62e00690 715 "charset=$compose_encoding\n",
beece9da
PH
716 "Content-Transfer-Encoding: 8bit\n";
717 }
718 } elsif (/^MIME-Version:/i) {
719 $need_8bit_cte = 0;
720 } elsif (/^Subject:\s*(.+)\s*$/i) {
721 $initial_subject = $1;
722 my $subject = $initial_subject;
723 $_ = "Subject: " .
ce547800 724 quote_subject($subject, $compose_encoding) .
beece9da
PH
725 "\n";
726 } elsif (/^In-Reply-To:\s*(.+)\s*$/i) {
727 $initial_reply_to = $1;
728 next;
729 } elsif (/^From:\s*(.+)\s*$/i) {
730 $sender = $1;
731 next;
732 } elsif (/^(?:To|Cc|Bcc):/i) {
46493105 733 print __("To/Cc/Bcc fields are not interpreted yet, they have been ignored\n");
beece9da
PH
734 next;
735 }
fe0f944f 736 print $c2 $_;
beece9da 737 }
fe0f944f
ÆAB
738 close $c;
739 close $c2;
beece9da
PH
740
741 if ($summary_empty) {
46493105 742 print __("Summary email is empty, skipping it\n");
beece9da
PH
743 $compose = -1;
744 }
745} elsif ($annotate) {
746 do_edit(@files);
747}
748
6e182518
JS
749sub ask {
750 my ($prompt, %arg) = @_;
0da43a68 751 my $valid_re = $arg{valid_re};
6e182518 752 my $default = $arg{default};
51bbccfd 753 my $confirm_only = $arg{confirm_only};
6e182518
JS
754 my $resp;
755 my $i = 0;
5906f54e
JS
756 return defined $default ? $default : undef
757 unless defined $term->IN and defined fileno($term->IN) and
758 defined $term->OUT and defined fileno($term->OUT);
6e182518
JS
759 while ($i++ < 10) {
760 $resp = $term->readline($prompt);
761 if (!defined $resp) { # EOF
762 print "\n";
763 return defined $default ? $default : undef;
764 }
765 if ($resp eq '' and defined $default) {
766 return $default;
767 }
0da43a68 768 if (!defined $valid_re or $resp =~ /$valid_re/) {
6e182518
JS
769 return $resp;
770 }
51bbccfd
JH
771 if ($confirm_only) {
772 my $yesno = $term->readline("Are you sure you want to use <$resp> [y/N]? ");
773 if (defined $yesno && $yesno =~ /y/i) {
774 return $resp;
775 }
776 }
6e182518 777 }
622bc930 778 return;
6e182518
JS
779}
780
3cae7e5b
TR
781my %broken_encoding;
782
1d50bfd9 783sub file_declares_8bit_cte {
3cae7e5b
TR
784 my $fn = shift;
785 open (my $fh, '<', $fn);
786 while (my $line = <$fh>) {
787 last if ($line =~ /^$/);
788 return 1 if ($line =~ /^Content-Transfer-Encoding: .*8bit.*$/);
789 }
790 close $fh;
791 return 0;
792}
793
794foreach my $f (@files) {
795 next unless (body_or_subject_has_nonascii($f)
796 && !file_declares_8bit_cte($f));
797 $broken_encoding{$f} = 1;
798}
799
800if (!defined $auto_8bit_encoding && scalar %broken_encoding) {
a4dde4c4
VA
801 print __("The following files are 8bit, but do not declare " .
802 "a Content-Transfer-Encoding.\n");
3cae7e5b
TR
803 foreach my $f (sort keys %broken_encoding) {
804 print " $f\n";
805 }
a4dde4c4 806 $auto_8bit_encoding = ask(__("Which 8bit encoding should I declare [UTF-8]? "),
852a15d7 807 valid_re => qr/.{4}/, confirm_only => 1,
3cae7e5b
TR
808 default => "UTF-8");
809}
810
a03bc5b6
TR
811if (!$force) {
812 for my $f (@files) {
0d290a46 813 if (get_patch_subject($f) =~ /\Q*** SUBJECT HERE ***\E/) {
a03bc5b6
TR
814 die "Refusing to send because the patch\n\t$f\n"
815 . "has the template subject '*** SUBJECT HERE ***'. "
816 . "Pass --force if you really want to send.\n";
817 }
818 }
819}
820
c46e27aa 821if (defined $sender) {
fa5b1aa9 822 $sender =~ s/^\s+|\s+$//g;
c46e27aa
RL
823 ($sender) = expand_aliases($sender);
824} else {
ad79c024 825 $sender = $repoauthor || $repocommitter || '';
83b24437
RA
826}
827
da18759e
MT
828# $sender could be an already sanitized address
829# (e.g. sendemail.from could be manually sanitized by user).
830# But it's a no-op to run sanitize_address on an already sanitized address.
831$sender = sanitize_address($sender);
832
a4dde4c4 833my $to_whom = __("To whom should the emails be sent (if anyone)?");
8cac13dc 834my $prompting = 0;
8796ff7f 835if (!@initial_to && !defined $to_cmd) {
0d6b21e7 836 my $to = ask("$to_whom ",
61837493 837 default => "",
51bbccfd 838 valid_re => qr/\@.*\./, confirm_only => 1);
3c3bb51c 839 push @initial_to, parse_address_line($to) if defined $to; # sanitized/validated later
1f038a0c 840 $prompting++;
83b24437
RA
841}
842
994d6c66 843sub expand_aliases {
302e04ea
JK
844 return map { expand_one_alias($_) } @_;
845}
846
847my %EXPANDED_ALIASES;
848sub expand_one_alias {
849 my $alias = shift;
850 if ($EXPANDED_ALIASES{$alias}) {
851 die "fatal: alias '$alias' expands to itself\n";
852 }
853 local $EXPANDED_ALIASES{$alias} = 1;
854 return $aliases{$alias} ? expand_aliases(@{$aliases{$alias}}) : $alias;
994d6c66
EW
855}
856
b5e112d8
RL
857@initial_to = process_address_list(@initial_to);
858@initial_cc = process_address_list(@initial_cc);
859@bcclist = process_address_list(@bcclist);
994d6c66 860
5483c71d 861if ($thread && !defined $initial_reply_to && $prompting) {
6e182518 862 $initial_reply_to = ask(
a4dde4c4 863 __("Message-ID to be used as In-Reply-To for the first email (if any)? "),
61837493 864 default => "",
51bbccfd 865 valid_re => qr/\@.*\./, confirm_only => 1);
83b24437 866}
1ca3d6ed 867if (defined $initial_reply_to) {
0fb7fc75
JS
868 $initial_reply_to =~ s/^\s*<?//;
869 $initial_reply_to =~ s/>?\s*$//;
870 $initial_reply_to = "<$initial_reply_to>" if $initial_reply_to ne '';
ace9c2a9 871}
ace72086 872
34cc60ce 873if (!defined $smtp_server) {
aca7ad76
EW
874 foreach (qw( /usr/sbin/sendmail /usr/lib/sendmail )) {
875 if (-x $_) {
876 $smtp_server = $_;
877 last;
878 }
879 }
880 $smtp_server ||= 'localhost'; # could be 127.0.0.1, too... *shrug*
3342d850
RA
881}
882
c1f2aa45
JS
883if ($compose && $compose > 0) {
884 @files = ($compose_filename . ".final", @files);
1f038a0c
RA
885}
886
83b24437 887# Variables we set as part of the loop over files
c1f2aa45 888our ($message_id, %mail, $subject, $reply_to, $references, $message,
dc1460aa 889 $needs_confirm, $message_num, $ask_default);
83b24437 890
567ffeb7
EW
891sub extract_valid_address {
892 my $address = shift;
35b6ab95
ÆAB
893 my $local_part_regexp = qr/[^<>"\s@]+/;
894 my $domain_regexp = qr/[^.<>"\s@]+(?:\.[^.<>"\s@]+)+/;
db3106b2
EW
895
896 # check for a local address:
ad9c18f5 897 return $address if ($address =~ /^($local_part_regexp)$/);
db3106b2 898
155197e6 899 $address =~ s/^\s*<(.*)>\s*$/$1/;
567ffeb7 900 if ($have_email_valid) {
ad9c18f5 901 return scalar Email::Valid->address($address);
567ffeb7 902 }
95c0d4b6
KM
903
904 # less robust/correct than the monster regexp in Email::Valid,
905 # but still does a 99% job, and one less dependency
906 return $1 if $address =~ /($local_part_regexp\@$domain_regexp)/;
622bc930 907 return;
567ffeb7 908}
83b24437 909
e4312255
KM
910sub extract_valid_address_or_die {
911 my $address = shift;
912 $address = extract_valid_address($address);
913 die "error: unable to extract a valid address from: $address\n"
914 if !$address;
915 return $address;
916}
917
918sub validate_address {
919 my $address = shift;
d0e98107 920 while (!extract_valid_address($address)) {
5c80afed 921 print STDERR "error: unable to extract a valid address from: $address\n";
a4dde4c4
VA
922 # TRANSLATORS: Make sure to include [q] [d] [e] in your
923 # translation. The program will only accept English input
924 # at this point.
925 $_ = ask(__("What to do with this address? ([q]uit|[d]rop|[e]dit): "),
d0e98107 926 valid_re => qr/^(?:quit|q|drop|d|edit|e)/i,
5c80afed
KM
927 default => 'q');
928 if (/^d/i) {
929 return undef;
930 } elsif (/^q/i) {
931 cleanup_compose_files();
932 exit(0);
933 }
0d6b21e7 934 $address = ask("$to_whom ",
d0e98107
KM
935 default => "",
936 valid_re => qr/\@.*\./, confirm_only => 1);
e4312255
KM
937 }
938 return $address;
939}
940
941sub validate_address_list {
942 return (grep { defined $_ }
943 map { validate_address($_) } @_);
567ffeb7 944}
83b24437
RA
945
946# Usually don't need to change anything below here.
947
948# we make a "fake" message id by taking the current number
949# of seconds since the beginning of Unix time and tacking on
950# a random number to the end, in case we are called quicker than
951# 1 second since the last time we were called.
8037d1a3
RA
952
953# We'll setup a template for the message id, using the "from" address:
8037d1a3 954
be510cfe 955my ($message_id_stamp, $message_id_serial);
68ce9330 956sub make_message_id {
be510cfe
JH
957 my $uniq;
958 if (!defined $message_id_stamp) {
f916ab0c 959 $message_id_stamp = strftime("%Y%m%d%H%M%S.$$", gmtime(time));
be510cfe
JH
960 $message_id_serial = 0;
961 }
962 $message_id_serial++;
963 $uniq = "$message_id_stamp-$message_id_serial";
964
aeb59328 965 my $du_part;
94638f89
UKK
966 for ($sender, $repocommitter, $repoauthor) {
967 $du_part = extract_valid_address(sanitize_address($_));
968 last if (defined $du_part and $du_part ne '');
aeb59328 969 }
94638f89 970 if (not defined $du_part or $du_part eq '') {
529dd386 971 require Sys::Hostname;
aeb59328
JH
972 $du_part = 'user@' . Sys::Hostname::hostname();
973 }
f916ab0c 974 my $message_id_template = "<%s-%s>";
be510cfe 975 $message_id = sprintf($message_id_template, $uniq, $du_part);
8037d1a3 976 #print "new message id = $message_id\n"; # Was useful for debugging
83b24437
RA
977}
978
979
980
a5370b16 981$time = time - scalar $#files;
83b24437 982
374c5905
JR
983sub unquote_rfc2047 {
984 local ($_) = @_;
11f70a7e 985 my $charset;
ab47e2a5
РД
986 my $sep = qr/[ \t]+/;
987 s{$re_encoded_word(?:$sep$re_encoded_word)*}{
988 my @words = split $sep, $&;
989 foreach (@words) {
990 m/$re_encoded_word/;
991 $charset = $1;
992 my $encoding = $2;
993 my $text = $3;
994 if ($encoding eq 'q' || $encoding eq 'Q') {
995 $_ = $text;
996 s/_/ /g;
997 s/=([0-9A-F]{2})/chr(hex($1))/egi;
998 } else {
999 # other encodings not supported yet
1000 }
11f70a7e 1001 }
ab47e2a5 1002 join '', @words;
b622d4d1 1003 }eg;
11f70a7e 1004 return wantarray ? ($_, $charset) : $_;
374c5905
JR
1005}
1006
d54eaaa2
JK
1007sub quote_rfc2047 {
1008 local $_ = shift;
d1fff6fc 1009 my $encoding = shift || 'UTF-8';
d54eaaa2
JK
1010 s/([^-a-zA-Z0-9!*+\/])/sprintf("=%02X", ord($1))/eg;
1011 s/(.*)/=\?$encoding\?q\?$1\?=/;
1012 return $_;
1013}
1014
a3a8262b
BC
1015sub is_rfc2047_quoted {
1016 my $s = shift;
a3a8262b 1017 length($s) <= 75 &&
11f70a7e 1018 $s =~ m/^(?:"[[:ascii:]]*"|$re_encoded_word)$/o;
a3a8262b
BC
1019}
1020
ce547800
KM
1021sub subject_needs_rfc2047_quoting {
1022 my $s = shift;
1023
ce1459f7 1024 return ($s =~ /[^[:ascii:]]/) || ($s =~ /=\?/);
ce547800
KM
1025}
1026
1027sub quote_subject {
1028 local $subject = shift;
1029 my $encoding = shift || 'UTF-8';
1030
1031 if (subject_needs_rfc2047_quoting($subject)) {
1032 return quote_rfc2047($subject, $encoding);
1033 }
1034 return $subject;
1035}
1036
5b56aaa2 1037# use the simplest quoting being able to handle the recipient
68ce9330 1038sub sanitize_address {
732263d4 1039 my ($recipient) = @_;
831a488b
KM
1040
1041 # remove garbage after email address
1042 $recipient =~ s/(.*>).*$/$1/;
1043
5b56aaa2
UKK
1044 my ($recipient_name, $recipient_addr) = ($recipient =~ /^(.*?)\s*(<.*)/);
1045
1046 if (not $recipient_name) {
ff483897 1047 return $recipient;
5b56aaa2
UKK
1048 }
1049
1050 # if recipient_name is already quoted, do nothing
a3a8262b 1051 if (is_rfc2047_quoted($recipient_name)) {
5b56aaa2
UKK
1052 return $recipient;
1053 }
1054
1fe9703f
RL
1055 # remove non-escaped quotes
1056 $recipient_name =~ s/(^|[^\\])"/$1/g;
1057
5b56aaa2
UKK
1058 # rfc2047 is needed if a non-ascii char is included
1059 if ($recipient_name =~ /[^[:ascii:]]/) {
d54eaaa2 1060 $recipient_name = quote_rfc2047($recipient_name);
732263d4 1061 }
5b56aaa2
UKK
1062
1063 # double quotes are needed if specials or CTLs are included
1064 elsif ($recipient_name =~ /[][()<>@,;:\\".\000-\037\177]/) {
1fe9703f 1065 $recipient_name =~ s/([\\\r])/\\$1/g;
d5c7d69d 1066 $recipient_name = qq["$recipient_name"];
5b56aaa2
UKK
1067 }
1068
1069 return "$recipient_name $recipient_addr";
1070
732263d4
RJ
1071}
1072
e4312255
KM
1073sub sanitize_address_list {
1074 return (map { sanitize_address($_) } @_);
1075}
1076
b5e112d8 1077sub process_address_list {
b1c8a11c
RL
1078 my @addr_list = map { parse_address_line($_) } @_;
1079 @addr_list = expand_aliases(@addr_list);
b5e112d8
RL
1080 @addr_list = sanitize_address_list(@addr_list);
1081 @addr_list = validate_address_list(@addr_list);
1082 return @addr_list;
1083}
1084
134550fe
JA
1085# Returns the local Fully Qualified Domain Name (FQDN) if available.
1086#
1087# Tightly configured MTAa require that a caller sends a real DNS
1088# domain name that corresponds the IP address in the HELO/EHLO
1089# handshake. This is used to verify the connection and prevent
1090# spammers from trying to hide their identity. If the DNS and IP don't
1091# match, the receiveing MTA may deny the connection.
1092#
1093# Here is a deny example of Net::SMTP with the default "localhost.localdomain"
1094#
1095# Net::SMTP=GLOB(0x267ec28)>>> EHLO localhost.localdomain
1096# Net::SMTP=GLOB(0x267ec28)<<< 550 EHLO argument does not match calling host
1097#
1098# This maildomain*() code is based on ideas in Perl library Test::Reporter
1099# /usr/share/perl5/Test/Reporter/Mail/Util.pm ==> sub _maildomain ()
1100
59a86303
BG
1101sub valid_fqdn {
1102 my $domain = shift;
61ef5e9b 1103 return defined $domain && !($^O eq 'darwin' && $domain =~ /\.local$/) && $domain =~ /\./;
59a86303
BG
1104}
1105
68ce9330 1106sub maildomain_net {
134550fe
JA
1107 my $maildomain;
1108
1109 if (eval { require Net::Domain; 1 }) {
1110 my $domain = Net::Domain::domainname();
59a86303 1111 $maildomain = $domain if valid_fqdn($domain);
134550fe
JA
1112 }
1113
1114 return $maildomain;
1115}
1116
68ce9330 1117sub maildomain_mta {
134550fe
JA
1118 my $maildomain;
1119
1120 if (eval { require Net::SMTP; 1 }) {
1121 for my $host (qw(mailhost localhost)) {
1122 my $smtp = Net::SMTP->new($host);
1123 if (defined $smtp) {
1124 my $domain = $smtp->domain;
1125 $smtp->quit;
1126
59a86303 1127 $maildomain = $domain if valid_fqdn($domain);
134550fe
JA
1128
1129 last if $maildomain;
1130 }
1131 }
1132 }
1133
1134 return $maildomain;
1135}
1136
68ce9330 1137sub maildomain {
69cf7bfd 1138 return maildomain_net() || maildomain_mta() || 'localhost.localdomain';
134550fe
JA
1139}
1140
4d31a44a
MN
1141sub smtp_host_string {
1142 if (defined $smtp_server_port) {
1143 return "$smtp_server:$smtp_server_port";
1144 } else {
1145 return $smtp_server;
1146 }
1147}
1148
1149# Returns 1 if authentication succeeded or was not necessary
1150# (smtp_user was not specified), and 0 otherwise.
1151
1152sub smtp_auth_maybe {
1153 if (!defined $smtp_authuser || $auth) {
1154 return 1;
1155 }
1156
1157 # Workaround AUTH PLAIN/LOGIN interaction defect
1158 # with Authen::SASL::Cyrus
1159 eval {
1160 require Authen::SASL;
1161 Authen::SASL->import(qw(Perl));
1162 };
1163
0f2e68b5
JV
1164 # Check mechanism naming as defined in:
1165 # https://tools.ietf.org/html/rfc4422#page-8
904f6e7c 1166 if ($smtp_auth && $smtp_auth !~ /^(\b[A-Z0-9-_]{1,20}\s*)*$/) {
0f2e68b5
JV
1167 die "invalid smtp auth: '${smtp_auth}'";
1168 }
1169
4d31a44a
MN
1170 # TODO: Authentication may fail not because credentials were
1171 # invalid but due to other reasons, in which we should not
1172 # reject credentials.
1173 $auth = Git::credential({
1174 'protocol' => 'smtp',
1175 'host' => smtp_host_string(),
1176 'username' => $smtp_authuser,
1177 # if there's no password, "git credential fill" will
1178 # give us one, otherwise it'll just pass this one.
1179 'password' => $smtp_authpass
1180 }, sub {
1181 my $cred = shift;
0f2e68b5
JV
1182
1183 if ($smtp_auth) {
1184 my $sasl = Authen::SASL->new(
1185 mechanism => $smtp_auth,
1186 callback => {
1187 user => $cred->{'username'},
1188 pass => $cred->{'password'},
1189 authname => $cred->{'username'},
1190 }
1191 );
1192
1193 return !!$smtp->auth($sasl);
1194 }
1195
4d31a44a
MN
1196 return !!$smtp->auth($cred->{'username'}, $cred->{'password'});
1197 });
1198
1199 return $auth;
1200}
1201
35035bbf
RR
1202sub ssl_verify_params {
1203 eval {
1204 require IO::Socket::SSL;
1205 IO::Socket::SSL->import(qw/SSL_VERIFY_PEER SSL_VERIFY_NONE/);
1206 };
1207 if ($@) {
1208 print STDERR "Not using SSL_VERIFY_PEER due to out-of-date IO::Socket::SSL.\n";
1209 return;
1210 }
1211
1212 if (!defined $smtp_ssl_cert_path) {
01645b74
RK
1213 # use the OpenSSL defaults
1214 return (SSL_verify_mode => SSL_VERIFY_PEER());
35035bbf
RR
1215 }
1216
1217 if ($smtp_ssl_cert_path eq "") {
1218 return (SSL_verify_mode => SSL_VERIFY_NONE());
1219 } elsif (-d $smtp_ssl_cert_path) {
1220 return (SSL_verify_mode => SSL_VERIFY_PEER(),
1221 SSL_ca_path => $smtp_ssl_cert_path);
1222 } elsif (-f $smtp_ssl_cert_path) {
1223 return (SSL_verify_mode => SSL_VERIFY_PEER(),
1224 SSL_ca_file => $smtp_ssl_cert_path);
1225 } else {
c55d65f3 1226 die "CA path \"$smtp_ssl_cert_path\" does not exist";
35035bbf
RR
1227 }
1228}
1229
cb005c1f
EFL
1230sub file_name_is_absolute {
1231 my ($path) = @_;
1232
1233 # msys does not grok DOS drive-prefixes
1234 if ($^O eq 'msys') {
f24ecf59 1235 return ($path =~ m#^/# || $path =~ m#^[a-zA-Z]\:#)
cb005c1f
EFL
1236 }
1237
1238 require File::Spec::Functions;
1239 return File::Spec::Functions::file_name_is_absolute($path);
1240}
1241
15da1084 1242# Returns 1 if the message was sent, and 0 otherwise.
a1b5b371 1243# In actuality, the whole program dies when there
15da1084
MW
1244# is an error sending a message.
1245
68ce9330 1246sub send_message {
4bc87a28 1247 my @recipients = unique_email_list(@to);
e4312255 1248 @cc = (grep { my $cc = extract_valid_address_or_die($_);
83acaaec 1249 not grep { $cc eq $_ || $_ =~ /<\Q${cc}\E>$/ } @recipients
7ac17529 1250 }
7ac17529 1251 @cc);
4bc87a28 1252 my $to = join (",\n\t", @recipients);
58063245 1253 @recipients = unique_email_list(@recipients,@cc,@bcclist);
e4312255 1254 @recipients = (map { extract_valid_address_or_die($_) } @recipients);
6bdca890 1255 my $date = format_2822_time($time++);
e923effb
ML
1256 my $gitversion = '@@GIT_VERSION@@';
1257 if ($gitversion =~ m/..GIT_VERSION../) {
3cb8caf7 1258 $gitversion = Git::version();
e923effb 1259 }
4bc87a28 1260
02461e0e 1261 my $cc = join(",\n\t", unique_email_list(@cc));
f06a6a49
JH
1262 my $ccline = "";
1263 if ($cc ne '') {
1264 $ccline = "\nCc: $cc";
1265 }
4f3d3703 1266 make_message_id() unless defined($message_id);
aeb59328 1267
da18759e 1268 my $header = "From: $sender
f06a6a49 1269To: $to${ccline}
4bc87a28 1270Subject: $subject
4bc87a28
EW
1271Date: $date
1272Message-Id: $message_id
4bc87a28 1273";
ac1596a6
LH
1274 if ($use_xmailer) {
1275 $header .= "X-Mailer: git-send-email $gitversion\n";
1276 }
3e0c4ffd 1277 if ($reply_to) {
7ccf7927
RA
1278
1279 $header .= "In-Reply-To: $reply_to\n";
1280 $header .= "References: $references\n";
1281 }
ce91c2f6
JH
1282 if (@xh) {
1283 $header .= join("\n", @xh) . "\n";
1284 }
4bc87a28 1285
c38f0247 1286 my @sendmail_parameters = ('-i', @recipients);
da18759e 1287 my $raw_from = $sender;
c89e3241
FC
1288 if (defined $envelope_sender && $envelope_sender ne "auto") {
1289 $raw_from = $envelope_sender;
1290 }
f073a592
RJ
1291 $raw_from = extract_valid_address($raw_from);
1292 unshift (@sendmail_parameters,
1293 '-f', $raw_from) if(defined $envelope_sender);
8e3d436b 1294
c1f2aa45
JS
1295 if ($needs_confirm && !$dry_run) {
1296 print "\n$header\n";
1297 if ($needs_confirm eq "inform") {
1298 $confirm_unconfigured = 0; # squelch this message for the rest of this run
6e182518 1299 $ask_default = "y"; # assume yes on EOF since user hasn't explicitly asked for confirmation
a4dde4c4
VA
1300 print __ <<EOF ;
1301 The Cc list above has been expanded by additional
1302 addresses found in the patch commit message. By default
1303 send-email prompts before sending whenever this occurs.
1304 This behavior is controlled by the sendemail.confirm
1305 configuration setting.
1306
1307 For additional information, run 'git send-email --help'.
1308 To retain the current behavior, but squelch this message,
1309 run 'git config --global sendemail.confirm auto'.
1310
1311EOF
c1f2aa45 1312 }
a4dde4c4
VA
1313 # TRANSLATORS: Make sure to include [y] [n] [q] [a] in your
1314 # translation. The program will only accept English input
1315 # at this point.
1316 $_ = ask(__("Send this email? ([y]es|[n]o|[q]uit|[a]ll): "),
6e182518
JS
1317 valid_re => qr/^(?:yes|y|no|n|quit|q|all|a)/i,
1318 default => $ask_default);
46493105 1319 die __("Send this email reply required") unless defined $_;
c1f2aa45 1320 if (/^n/i) {
15da1084 1321 return 0;
c1f2aa45
JS
1322 } elsif (/^q/i) {
1323 cleanup_compose_files();
1324 exit(0);
1325 } elsif (/^a/i) {
1326 $confirm = 'never';
1327 }
1328 }
1329
052fbea2
PO
1330 unshift (@sendmail_parameters, @smtp_server_options);
1331
6130259c
MW
1332 if ($dry_run) {
1333 # We don't want to send the email.
cb005c1f 1334 } elsif (file_name_is_absolute($smtp_server)) {
aca7ad76
EW
1335 my $pid = open my $sm, '|-';
1336 defined $pid or die $!;
1337 if (!$pid) {
8e3d436b 1338 exec($smtp_server, @sendmail_parameters) or die $!;
aca7ad76
EW
1339 }
1340 print $sm "$header\n$message";
5e2c2ab1 1341 close $sm or die $!;
aca7ad76 1342 } else {
44b2476a
JH
1343
1344 if (!defined $smtp_server) {
46493105 1345 die __("The required SMTP server is not properly defined.")
44b2476a
JH
1346 }
1347
f6bebd12 1348 if ($smtp_encryption eq 'ssl') {
44b2476a 1349 $smtp_server_port ||= 465; # ssmtp
34cc60ce 1350 require Net::SMTP::SSL;
69cf7bfd 1351 $smtp_domain ||= maildomain();
5508f3ed 1352 require IO::Socket::SSL;
9d605249
JK
1353
1354 # Suppress "variable accessed once" warning.
1355 {
1356 no warnings 'once';
1357 $IO::Socket::SSL::DEBUG = 1;
1358 }
1359
5508f3ed
TR
1360 # Net::SMTP::SSL->new() does not forward any SSL options
1361 IO::Socket::SSL::set_client_defaults(
1362 ssl_verify_params());
134550fe 1363 $smtp ||= Net::SMTP::SSL->new($smtp_server,
69cf7bfd 1364 Hello => $smtp_domain,
35035bbf 1365 Port => $smtp_server_port,
5508f3ed 1366 Debug => $debug_net_smtp);
34cc60ce
DS
1367 }
1368 else {
1369 require Net::SMTP;
69cf7bfd 1370 $smtp_domain ||= maildomain();
1a741bf7 1371 $smtp_server_port ||= 25;
1372 $smtp ||= Net::SMTP->new($smtp_server,
69cf7bfd 1373 Hello => $smtp_domain,
1a741bf7 1374 Debug => $debug_net_smtp,
1375 Port => $smtp_server_port);
fb3650ed 1376 if ($smtp_encryption eq 'tls' && $smtp) {
f6bebd12
TR
1377 require Net::SMTP::SSL;
1378 $smtp->command('STARTTLS');
1379 $smtp->response();
1380 if ($smtp->code == 220) {
35035bbf
RR
1381 $smtp = Net::SMTP::SSL->start_SSL($smtp,
1382 ssl_verify_params())
6cb0c883 1383 or die "STARTTLS failed! ".IO::Socket::SSL::errstr();
6cbf8b00 1384 $smtp_encryption = '';
9d1ccf5e
RS
1385 # Send EHLO again to receive fresh
1386 # supported commands
155b940f 1387 $smtp->hello($smtp_domain);
f6bebd12
TR
1388 } else {
1389 die "Server does not support STARTTLS! ".$smtp->message;
1390 }
1391 }
44b2476a
JH
1392 }
1393
1394 if (!$smtp) {
f60812ef 1395 die "Unable to initialize SMTP properly. Check config and use --smtp-debug. ",
e5afb3a6
JA
1396 "VALUES: server=$smtp_server ",
1397 "encryption=$smtp_encryption ",
69cf7bfd 1398 "hello=$smtp_domain",
a1dd7e16 1399 defined $smtp_server_port ? " port=$smtp_server_port" : "";
44b2476a
JH
1400 }
1401
4d31a44a 1402 smtp_auth_maybe or die $smtp->message;
2363d746 1403
2b69bfc2 1404 $smtp->mail( $raw_from ) or die $smtp->message;
aca7ad76
EW
1405 $smtp->to( @recipients ) or die $smtp->message;
1406 $smtp->data or die $smtp->message;
f60c483d
SA
1407 $smtp->datasend("$header\n") or die $smtp->message;
1408 my @lines = split /^/, $message;
1409 foreach my $line (@lines) {
1410 $smtp->datasend("$line") or die $smtp->message;
1411 }
aca7ad76 1412 $smtp->dataend() or die $smtp->message;
15da1084 1413 $smtp->code =~ /250|200/ or die "Failed to send $subject\n".$smtp->message;
aca7ad76 1414 }
2718435b 1415 if ($quiet) {
71c7da94 1416 printf (($dry_run ? "Dry-" : "")."Sent %s\n", $subject);
2718435b 1417 } else {
a4dde4c4 1418 print($dry_run ? __("Dry-OK. Log says:\n") : __("OK. Log says:\n"));
cb005c1f 1419 if (!file_name_is_absolute($smtp_server)) {
aca7ad76 1420 print "Server: $smtp_server\n";
2b69bfc2 1421 print "MAIL FROM:<$raw_from>\n";
02461e0e
JP
1422 foreach my $entry (@recipients) {
1423 print "RCPT TO:<$entry>\n";
1424 }
aca7ad76 1425 } else {
8e3d436b 1426 print "Sendmail: $smtp_server ".join(' ',@sendmail_parameters)."\n";
aca7ad76 1427 }
b7f30e0a 1428 print $header, "\n";
aca7ad76 1429 if ($smtp) {
46493105 1430 print __("Result: "), $smtp->code, ' ',
aca7ad76
EW
1431 ($smtp->message =~ /\n([^\n]+\n)$/s), "\n";
1432 } else {
46493105 1433 print __("Result: OK\n");
aca7ad76 1434 }
30d08b34 1435 }
15da1084
MW
1436
1437 return 1;
83b24437
RA
1438}
1439
83b24437 1440$reply_to = $initial_reply_to;
2186d566 1441$references = $initial_reply_to || '';
83b24437 1442$subject = $initial_subject;
c1f2aa45 1443$message_num = 0;
83b24437
RA
1444
1445foreach my $t (@files) {
f9237e61 1446 open my $fh, "<", $t or die "can't open file $t";
83b24437 1447
94638f89 1448 my $author = undef;
4cb46bdd 1449 my $sauthor = undef;
8291db6f
JK
1450 my $author_encoding;
1451 my $has_content_type;
1452 my $body_encoding;
bb29456c
PB
1453 my $xfer_encoding;
1454 my $has_mime_version;
3c3bb51c 1455 @to = ();
c1f2aa45 1456 @cc = ();
ce91c2f6 1457 @xh = ();
e6b0964a 1458 my $input_format = undef;
5012699d 1459 my @header = ();
83b24437 1460 $message = "";
c1f2aa45 1461 $message_num++;
5012699d 1462 # First unfold multiline header fields
f9237e61 1463 while(<$fh>) {
5012699d
JS
1464 last if /^\s*$/;
1465 if (/^\s+\S/ and @header) {
1466 chomp($header[$#header]);
1467 s/^\s+/ /;
1468 $header[$#header] .= $_;
1469 } else {
1470 push(@header, $_);
1471 }
1472 }
1473 # Now parse the header
1474 foreach(@header) {
1475 if (/^From /) {
1476 $input_format = 'mbox';
1477 next;
1478 }
1479 chomp;
1480 if (!defined $input_format && /^[-A-Za-z]+:\s/) {
1481 $input_format = 'mbox';
1482 }
1483
1484 if (defined $input_format && $input_format eq 'mbox') {
6310071a 1485 if (/^Subject:\s+(.*)$/i) {
5012699d 1486 $subject = $1;
e6b0964a 1487 }
6310071a 1488 elsif (/^From:\s+(.*)$/i) {
5012699d 1489 ($author, $author_encoding) = unquote_rfc2047($1);
4cb46bdd 1490 $sauthor = sanitize_address($author);
5012699d 1491 next if $suppress_cc{'author'};
da18759e 1492 next if $suppress_cc{'self'} and $sauthor eq $sender;
a4dde4c4 1493 printf(__("(mbox) Adding cc: %s from line '%s'\n"),
5012699d
JS
1494 $1, $_) unless $quiet;
1495 push @cc, $1;
e6b0964a 1496 }
6310071a 1497 elsif (/^To:\s+(.*)$/i) {
21802cd3 1498 foreach my $addr (parse_address_line($1)) {
a4dde4c4 1499 printf(__("(mbox) Adding to: %s from line '%s'\n"),
21802cd3 1500 $addr, $_) unless $quiet;
e4312255 1501 push @to, $addr;
21802cd3
SB
1502 }
1503 }
6310071a 1504 elsif (/^Cc:\s+(.*)$/i) {
5012699d 1505 foreach my $addr (parse_address_line($1)) {
da18759e
MT
1506 my $qaddr = unquote_rfc2047($addr);
1507 my $saddr = sanitize_address($qaddr);
1508 if ($saddr eq $sender) {
65648283 1509 next if ($suppress_cc{'self'});
65648283
DB
1510 } else {
1511 next if ($suppress_cc{'cc'});
8a8e6235 1512 }
a4dde4c4 1513 printf(__("(mbox) Adding cc: %s from line '%s'\n"),
5012699d
JS
1514 $addr, $_) unless $quiet;
1515 push @cc, $addr;
83b24437 1516 }
5012699d
JS
1517 }
1518 elsif (/^Content-type:/i) {
1519 $has_content_type = 1;
1520 if (/charset="?([^ "]+)/) {
1521 $body_encoding = $1;
83b24437 1522 }
5012699d 1523 push @xh, $_;
83b24437 1524 }
bb29456c
PB
1525 elsif (/^MIME-Version/i) {
1526 $has_mime_version = 1;
1527 push @xh, $_;
1528 }
5012699d
JS
1529 elsif (/^Message-Id: (.*)/i) {
1530 $message_id = $1;
83b24437 1531 }
bb29456c
PB
1532 elsif (/^Content-Transfer-Encoding: (.*)/i) {
1533 $xfer_encoding = $1 if not defined $xfer_encoding;
1534 }
6310071a 1535 elsif (!/^Date:\s/i && /^[-A-Za-z]+:\s+\S/) {
5012699d
JS
1536 push @xh, $_;
1537 }
1538
83b24437 1539 } else {
5012699d
JS
1540 # In the traditional
1541 # "send lots of email" format,
1542 # line 1 = cc
1543 # line 2 = subject
1544 # So let's support that, too.
1545 $input_format = 'lots';
1546 if (@cc == 0 && !$suppress_cc{'cc'}) {
a4dde4c4 1547 printf(__("(non-mbox) Adding cc: %s from line '%s'\n"),
5012699d
JS
1548 $_, $_) unless $quiet;
1549 push @cc, $_;
1550 } elsif (!defined $subject) {
1551 $subject = $_;
83b24437
RA
1552 }
1553 }
1554 }
5012699d 1555 # Now parse the message body
f9237e61 1556 while(<$fh>) {
5012699d
JS
1557 $message .= $_;
1558 if (/^(Signed-off-by|Cc): (.*)$/i) {
5012699d 1559 chomp;
3531e270 1560 my ($what, $c) = ($1, $2);
5012699d 1561 chomp $c;
da18759e
MT
1562 my $sc = sanitize_address($c);
1563 if ($sc eq $sender) {
3531e270
JS
1564 next if ($suppress_cc{'self'});
1565 } else {
1566 next if $suppress_cc{'sob'} and $what =~ /Signed-off-by/i;
1567 next if $suppress_cc{'bodycc'} and $what =~ /Cc/i;
1568 }
5012699d 1569 push @cc, $c;
a4dde4c4 1570 printf(__("(body) Adding cc: %s from line '%s'\n"),
5012699d
JS
1571 $c, $_) unless $quiet;
1572 }
1573 }
f9237e61 1574 close $fh;
324a8bd0 1575
6e74e075
JP
1576 push @to, recipients_cmd("to-cmd", "to", $to_cmd, $t)
1577 if defined $to_cmd;
1578 push @cc, recipients_cmd("cc-cmd", "cc", $cc_cmd, $t)
1579 if defined $cc_cmd && !$suppress_cc{'cccmd'};
324a8bd0 1580
3cae7e5b 1581 if ($broken_encoding{$t} && !$has_content_type) {
bb29456c 1582 $xfer_encoding = '8bit' if not defined $xfer_encoding;
3cae7e5b 1583 $has_content_type = 1;
bb29456c 1584 push @xh, "Content-Type: text/plain; charset=$auto_8bit_encoding";
3cae7e5b
TR
1585 $body_encoding = $auto_8bit_encoding;
1586 }
1587
ce547800
KM
1588 if ($broken_encoding{$t} && !is_rfc2047_quoted($subject)) {
1589 $subject = quote_subject($subject, $auto_8bit_encoding);
3cae7e5b
TR
1590 }
1591
4cb46bdd 1592 if (defined $sauthor and $sauthor ne $sender) {
94638f89 1593 $message = "From: $author\n\n$message";
8291db6f
JK
1594 if (defined $author_encoding) {
1595 if ($has_content_type) {
1596 if ($body_encoding eq $author_encoding) {
1597 # ok, we already have the right encoding
1598 }
1599 else {
1600 # uh oh, we should re-encode
1601 }
1602 }
1603 else {
bb29456c 1604 $xfer_encoding = '8bit' if not defined $xfer_encoding;
3cae7e5b 1605 $has_content_type = 1;
8291db6f 1606 push @xh,
bb29456c 1607 "Content-Type: text/plain; charset=$author_encoding";
8291db6f
JK
1608 }
1609 }
8a8e6235 1610 }
8d814084
PB
1611 if (defined $target_xfer_encoding) {
1612 $xfer_encoding = '8bit' if not defined $xfer_encoding;
1613 $message = apply_transfer_encoding(
1614 $message, $xfer_encoding, $target_xfer_encoding);
1615 $xfer_encoding = $target_xfer_encoding;
1616 }
bb29456c
PB
1617 if (defined $xfer_encoding) {
1618 push @xh, "Content-Transfer-Encoding: $xfer_encoding";
1619 }
1620 if (defined $xfer_encoding or $has_content_type) {
1621 unshift @xh, 'MIME-Version: 1.0' unless $has_mime_version;
1622 }
83b24437 1623
c1f2aa45
JS
1624 $needs_confirm = (
1625 $confirm eq "always" or
1626 ($confirm =~ /^(?:auto|cc)$/ && @cc) or
1627 ($confirm =~ /^(?:auto|compose)$/ && $compose && $message_num == 1));
1628 $needs_confirm = "inform" if ($needs_confirm && $confirm_unconfigured && @cc);
1629
b5e112d8
RL
1630 @to = process_address_list(@to);
1631 @cc = process_address_list(@cc);
e4312255 1632
3c3bb51c 1633 @to = (@initial_to, @to);
c1f2aa45
JS
1634 @cc = (@initial_cc, @cc);
1635
f515c904
MT
1636 if ($message_num == 1) {
1637 if (defined $cover_cc and $cover_cc) {
1638 @initial_cc = @cc;
1639 }
1640 if (defined $cover_to and $cover_to) {
1641 @initial_to = @to;
1642 }
1643 }
1644
15da1084 1645 my $message_was_sent = send_message();
83b24437
RA
1646
1647 # set up for the next message
95a877a3 1648 if ($thread && $message_was_sent &&
b99d22f2 1649 ($chain_reply_to || !defined $reply_to || length($reply_to) == 0 ||
db54c8e7 1650 $message_num == 1)) {
78488b2c 1651 $reply_to = $message_id;
7ccf7927 1652 if (length $references > 0) {
a925b89c 1653 $references .= "\n $message_id";
7ccf7927
RA
1654 } else {
1655 $references = "$message_id";
1656 }
78488b2c 1657 }
4f3d3703 1658 $message_id = undef;
83b24437 1659}
e205735d 1660
6e74e075
JP
1661# Execute a command (e.g. $to_cmd) to get a list of email addresses
1662# and return a results array
1663sub recipients_cmd {
1664 my ($prefix, $what, $cmd, $file) = @_;
1665
6e74e075 1666 my @addresses = ();
a47eab03 1667 open my $fh, "-|", "$cmd \Q$file\E"
6e74e075 1668 or die "($prefix) Could not execute '$cmd'";
7ebee441 1669 while (my $address = <$fh>) {
6e74e075
JP
1670 $address =~ s/^\s*//g;
1671 $address =~ s/\s*$//g;
1672 $address = sanitize_address($address);
da18759e 1673 next if ($address eq $sender and $suppress_cc{'self'});
6e74e075
JP
1674 push @addresses, $address;
1675 printf("($prefix) Adding %s: %s from: '%s'\n",
1676 $what, $address, $cmd) unless $quiet;
1677 }
7ebee441 1678 close $fh
6e74e075
JP
1679 or die "($prefix) failed to close pipe to '$cmd'";
1680 return @addresses;
1681}
1682
c1f2aa45 1683cleanup_compose_files();
1f038a0c 1684
4bf597ee 1685sub cleanup_compose_files {
c1f2aa45 1686 unlink($compose_filename, $compose_filename . ".final") if $compose;
1f038a0c
RA
1687}
1688
4bc87a28 1689$smtp->quit if $smtp;
e205735d 1690
8d814084
PB
1691sub apply_transfer_encoding {
1692 my $message = shift;
1693 my $from = shift;
1694 my $to = shift;
1695
1696 return $message if ($from eq $to and $from ne '7bit');
1697
1698 require MIME::QuotedPrint;
1699 require MIME::Base64;
1700
1701 $message = MIME::QuotedPrint::decode($message)
1702 if ($from eq 'quoted-printable');
1703 $message = MIME::Base64::decode($message)
1704 if ($from eq 'base64');
1705
46493105 1706 die __("cannot send message as 7bit")
8d814084
PB
1707 if ($to eq '7bit' and $message =~ /[^[:ascii:]]/);
1708 return $message
1709 if ($to eq '7bit' or $to eq '8bit');
1710 return MIME::QuotedPrint::encode($message, "\n", 0)
1711 if ($to eq 'quoted-printable');
1712 return MIME::Base64::encode($message, "\n")
1713 if ($to eq 'base64');
46493105 1714 die __("invalid transfer encoding");
8d814084
PB
1715}
1716
c438ea2a 1717sub unique_email_list {
e205735d
RA
1718 my %seen;
1719 my @emails;
1720
1721 foreach my $entry (@_) {
e4312255
KM
1722 my $clean = extract_valid_address_or_die($entry);
1723 $seen{$clean} ||= 0;
1724 next if $seen{$clean}++;
1725 push @emails, $entry;
e205735d
RA
1726 }
1727 return @emails;
1728}
747bbff9
JK
1729
1730sub validate_patch {
1731 my $fn = shift;
1732 open(my $fh, '<', $fn)
1733 or die "unable to open $fn: $!\n";
1734 while (my $line = <$fh>) {
1735 if (length($line) > 998) {
1736 return "$.: patch contains a line longer than 998 characters";
1737 }
1738 }
622bc930 1739 return;
747bbff9 1740}
0706bd19 1741
531220ba
JH
1742sub handle_backup {
1743 my ($last, $lastlen, $file, $known_suffix) = @_;
1744 my ($suffix, $skip);
1745
1746 $skip = 0;
1747 if (defined $last &&
1748 ($lastlen < length($file)) &&
1749 (substr($file, 0, $lastlen) eq $last) &&
1750 ($suffix = substr($file, $lastlen)) !~ /^[a-z0-9]/i) {
1751 if (defined $known_suffix && $suffix eq $known_suffix) {
1752 print "Skipping $file with backup suffix '$known_suffix'.\n";
1753 $skip = 1;
1754 } else {
1755 my $answer = ask("Do you really want to send $file? (y|N): ",
1756 valid_re => qr/^(?:y|n)/i,
1757 default => 'n');
1758 $skip = ($answer ne 'y');
1759 if ($skip) {
1760 $known_suffix = $suffix;
1761 }
1762 }
1763 }
1764 return ($skip, $known_suffix);
1765}
1766
1767sub handle_backup_files {
1768 my @file = @_;
1769 my ($last, $lastlen, $known_suffix, $skip, @result);
1770 for my $file (@file) {
1771 ($skip, $known_suffix) = handle_backup($last, $lastlen,
1772 $file, $known_suffix);
1773 push @result, $file unless $skip;
1774 $last = $file;
1775 $lastlen = length($file);
1776 }
1777 return @result;
1778}
1779
0706bd19
JK
1780sub file_has_nonascii {
1781 my $fn = shift;
1782 open(my $fh, '<', $fn)
1783 or die "unable to open $fn: $!\n";
1784 while (my $line = <$fh>) {
1785 return 1 if $line =~ /[^[:ascii:]]/;
1786 }
1787 return 0;
1788}
3cae7e5b
TR
1789
1790sub body_or_subject_has_nonascii {
1791 my $fn = shift;
1792 open(my $fh, '<', $fn)
1793 or die "unable to open $fn: $!\n";
1794 while (my $line = <$fh>) {
1795 last if $line =~ /^$/;
1796 return 1 if $line =~ /^Subject.*[^[:ascii:]]/;
1797 }
1798 while (my $line = <$fh>) {
1799 return 1 if $line =~ /[^[:ascii:]]/;
1800 }
1801 return 0;
1802}