send-email: rename the @bcclist variable for consistency
[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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RA
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 /;
6489660b 28use File::Spec::Functions qw(catdir catfile);
28654678 29use Git::LoadCPAN::Error qw(:try);
6489660b 30use Cwd qw(abs_path cwd);
3cb8caf7 31use Git;
a4dde4c4 32use Git::I18N;
1046c118
ÆAB
33use Net::Domain ();
34use Net::SMTP ();
28654678 35use Git::LoadCPAN::Mail::Address;
83b24437 36
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PH
37Getopt::Long::Configure qw/ pass_through /;
38
280242d1
JH
39package FakeTerm;
40sub new {
41 my ($class, $reason) = @_;
42 return bless \$reason, shift;
43}
44sub readline {
45 my $self = shift;
46 die "Cannot use readline on FakeTerm: $$self";
47}
48package main;
49
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MC
50
51sub usage {
52 print <<EOT;
5df9fcf6 53git send-email [options] <file | directory | rev-list options >
17b7a832 54git send-email --dump-aliases
4ed62b03
MW
55
56 Composing:
57 --from <str> * Email From:
f434c083
SB
58 --[no-]to <str> * Email To:
59 --[no-]cc <str> * Email Cc:
60 --[no-]bcc <str> * Email Bcc:
4ed62b03 61 --subject <str> * Email "Subject:"
d11c943c 62 --reply-to <str> * Email "Reply-To:"
4ed62b03 63 --in-reply-to <str> * Email "In-Reply-To:"
ac1596a6 64 --[no-]xmailer * Add "X-Mailer:" header (default).
402596aa 65 --[no-]annotate * Review each patch that will be sent in an editor.
4ed62b03 66 --compose * Open an editor for introduction.
62e00690 67 --compose-encoding <str> * Encoding to assume for introduction.
3cae7e5b 68 --8bit-encoding <str> * Encoding to assume 8bit mails if undeclared
8d814084 69 --transfer-encoding <str> * Transfer encoding to use (quoted-printable, 8bit, base64)
4ed62b03
MW
70
71 Sending:
72 --envelope-sender <str> * Email envelope sender.
73 --smtp-server <str:int> * Outgoing SMTP server to use. The port
74 is optional. Default 'localhost'.
052fbea2 75 --smtp-server-option <str> * Outgoing SMTP server option to use.
4ed62b03
MW
76 --smtp-server-port <int> * Outgoing SMTP server port.
77 --smtp-user <str> * Username for SMTP-AUTH.
78 --smtp-pass <str> * Password for SMTP-AUTH; not necessary.
79 --smtp-encryption <str> * tls or ssl; anything else disables.
80 --smtp-ssl * Deprecated. Use '--smtp-encryption ssl'.
35035bbf
RR
81 --smtp-ssl-cert-path <str> * Path to ca-certificates (either directory or file).
82 Pass an empty string to disable certificate
83 verification.
134550fe 84 --smtp-domain <str> * The domain name sent to HELO/EHLO handshake
0f2e68b5
JV
85 --smtp-auth <str> * Space-separated list of allowed AUTH mechanisms.
86 This setting forces to use one of the listed mechanisms.
f60812ef 87 --smtp-debug <0|1> * Disable, enable Net::SMTP debug.
4ed62b03 88
5453b83b 89 --batch-size <int> * send max <int> message per connection.
90 --relogin-delay <int> * delay <int> seconds between two successive login.
91 This option can only be used with --batch-size
92
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MW
93 Automating:
94 --identity <str> * Use the sendemail.<id> options.
6e74e075 95 --to-cmd <str> * Email To: via `<str> \$patch_path`
4ed62b03 96 --cc-cmd <str> * Email Cc: via `<str> \$patch_path`
3531e270 97 --suppress-cc <str> * author, self, sob, cc, cccmd, body, bodycc, all.
f515c904
MT
98 --[no-]cc-cover * Email Cc: addresses in the cover letter.
99 --[no-]to-cover * Email To: addresses in the cover letter.
3531e270 100 --[no-]signed-off-by-cc * Send to Signed-off-by: addresses. Default on.
4ed62b03 101 --[no-]suppress-from * Send to self. Default off.
41fe87fa 102 --[no-]chain-reply-to * Chain In-Reply-To: fields. Default off.
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MW
103 --[no-]thread * Use In-Reply-To: field. Default on.
104
105 Administering:
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106 --confirm <str> * Confirm recipients before sending;
107 auto, cc, compose, always, or never.
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108 --quiet * Output one line of info per email.
109 --dry-run * Don't actually send the emails.
110 --[no-]validate * Perform patch sanity checks. Default on.
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PH
111 --[no-]format-patch * understand any non optional arguments as
112 `git format-patch` ones.
a03bc5b6 113 --force * Send even if safety checks would prevent it.
c764a0c2 114
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115 Information:
116 --dump-aliases * Dump configured aliases and exit.
117
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118EOT
119 exit(1);
120}
121
4bc87a28 122# most mail servers generate the Date: header, but not all...
6bdca890
JN
123sub format_2822_time {
124 my ($time) = @_;
125 my @localtm = localtime($time);
126 my @gmttm = gmtime($time);
127 my $localmin = $localtm[1] + $localtm[2] * 60;
128 my $gmtmin = $gmttm[1] + $gmttm[2] * 60;
129 if ($localtm[0] != $gmttm[0]) {
46493105 130 die __("local zone differs from GMT by a non-minute interval\n");
6bdca890
JN
131 }
132 if ((($gmttm[6] + 1) % 7) == $localtm[6]) {
133 $localmin += 1440;
134 } elsif ((($gmttm[6] - 1) % 7) == $localtm[6]) {
135 $localmin -= 1440;
136 } elsif ($gmttm[6] != $localtm[6]) {
46493105 137 die __("local time offset greater than or equal to 24 hours\n");
6bdca890
JN
138 }
139 my $offset = $localmin - $gmtmin;
140 my $offhour = $offset / 60;
141 my $offmin = abs($offset % 60);
142 if (abs($offhour) >= 24) {
46493105 143 die __("local time offset greater than or equal to 24 hours\n");
6bdca890
JN
144 }
145
146 return sprintf("%s, %2d %s %d %02d:%02d:%02d %s%02d%02d",
147 qw(Sun Mon Tue Wed Thu Fri Sat)[$localtm[6]],
148 $localtm[3],
149 qw(Jan Feb Mar Apr May Jun
150 Jul Aug Sep Oct Nov Dec)[$localtm[4]],
151 $localtm[5]+1900,
152 $localtm[2],
153 $localtm[1],
154 $localtm[0],
155 ($offset >= 0) ? '+' : '-',
156 abs($offhour),
157 $offmin,
158 );
159}
4bc87a28 160
567ffeb7 161my $have_email_valid = eval { require Email::Valid; 1 };
4bc87a28 162my $smtp;
5f5b6118 163my $auth;
5453b83b 164my $num_sent = 0;
4bc87a28 165
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РД
166# Regexes for RFC 2047 productions.
167my $re_token = qr/[^][()<>@,;:\\"\/?.= \000-\037\177-\377]+/;
168my $re_encoded_text = qr/[^? \000-\037\177-\377]+/;
169my $re_encoded_word = qr/=\?($re_token)\?($re_token)\?($re_encoded_text)\?=/;
170
83b24437 171# Variables we fill in automatically, or via prompting:
e60f6d13 172my (@to,$no_to,@initial_to,@cc,$no_cc,@initial_cc,@initial_bcc,$no_bcc,@xh,
d11c943c 173 $initial_in_reply_to,$reply_to,$initial_subject,@files,
ac1596a6 174 $author,$sender,$smtp_authpass,$annotate,$use_xmailer,$compose,$time);
83b24437 175
f073a592 176my $envelope_sender;
78488b2c 177
9133261f 178# Example reply to:
15dc3b91 179#$initial_in_reply_to = ''; #<20050203173208.GA23964@foobar.com>';
83b24437 180
ad79c024
FL
181my $repo = eval { Git->repository() };
182my @repo = $repo ? ($repo) : ();
280242d1 183my $term = eval {
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184 $ENV{"GIT_SEND_EMAIL_NOTTY"}
185 ? new Term::ReadLine 'git-send-email', \*STDIN, \*STDOUT
186 : new Term::ReadLine 'git-send-email';
280242d1
JH
187};
188if ($@) {
189 $term = new FakeTerm "$@: going non-interactive";
190}
83b24437 191
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AR
192# Behavior modification variables
193my ($quiet, $dry_run) = (0, 0);
5df9fcf6 194my $format_patch;
afe756c9 195my $compose_filename;
a03bc5b6 196my $force = 0;
17b7a832 197my $dump_aliases = 0;
5483c71d 198
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199# Handle interactive edition of files.
200my $multiedit;
0ce142c9 201my $editor;
b4479f07 202
8fd5bb7f 203sub do_edit {
0ce142c9
MG
204 if (!defined($editor)) {
205 $editor = Git::command_oneline('var', 'GIT_EDITOR');
206 }
8fd5bb7f 207 if (defined($multiedit) && !$multiedit) {
beece9da
PH
208 map {
209 system('sh', '-c', $editor.' "$@"', $editor, $_);
210 if (($? & 127) || ($? >> 8)) {
46493105 211 die(__("the editor exited uncleanly, aborting everything"));
beece9da
PH
212 }
213 } @_;
8fd5bb7f
PH
214 } else {
215 system('sh', '-c', $editor.' "$@"', $editor, @_);
beece9da 216 if (($? & 127) || ($? >> 8)) {
46493105 217 die(__("the editor exited uncleanly, aborting everything"));
beece9da 218 }
8fd5bb7f
PH
219 }
220}
5483c71d
AR
221
222# Variables with corresponding config settings
6e74e075 223my ($thread, $chain_reply_to, $suppress_from, $signed_off_by_cc);
f515c904 224my ($cover_cc, $cover_to);
6e74e075 225my ($to_cmd, $cc_cmd);
052fbea2 226my ($smtp_server, $smtp_server_port, @smtp_server_options);
35035bbf 227my ($smtp_authuser, $smtp_encryption, $smtp_ssl_cert_path);
5453b83b 228my ($batch_size, $relogin_delay);
0f2e68b5 229my ($identity, $aliasfiletype, @alias_files, $smtp_domain, $smtp_auth);
c1f2aa45 230my ($validate, $confirm);
65648283 231my (@suppress_cc);
3cae7e5b 232my ($auto_8bit_encoding);
62e00690 233my ($compose_encoding);
e67a228c 234my $target_xfer_encoding = 'auto';
5483c71d 235
f60812ef
JA
236my ($debug_net_smtp) = 0; # Net::SMTP, see send_message()
237
34cc60ce 238my %config_bool_settings = (
5483c71d 239 "thread" => [\$thread, 1],
b99d22f2 240 "chainreplyto" => [\$chain_reply_to, 0],
65648283 241 "suppressfrom" => [\$suppress_from, undef],
ddc3d4fe 242 "signedoffbycc" => [\$signed_off_by_cc, undef],
f515c904
MT
243 "cccover" => [\$cover_cc, undef],
244 "tocover" => [\$cover_to, undef],
ddc3d4fe 245 "signedoffcc" => [\$signed_off_by_cc, undef], # Deprecated
dbf5e1e9 246 "validate" => [\$validate, 1],
402596aa 247 "multiedit" => [\$multiedit, undef],
ac1596a6
LH
248 "annotate" => [\$annotate, undef],
249 "xmailer" => [\$use_xmailer, 1]
e46f7a0e
AR
250);
251
34cc60ce
DS
252my %config_settings = (
253 "smtpserver" => \$smtp_server,
44b2476a 254 "smtpserverport" => \$smtp_server_port,
052fbea2 255 "smtpserveroption" => \@smtp_server_options,
34cc60ce
DS
256 "smtpuser" => \$smtp_authuser,
257 "smtppass" => \$smtp_authpass,
e1e9115d 258 "smtpdomain" => \$smtp_domain,
0f2e68b5 259 "smtpauth" => \$smtp_auth,
5453b83b 260 "smtpbatchsize" => \$batch_size,
261 "smtprelogindelay" => \$relogin_delay,
3c3bb51c 262 "to" => \@initial_to,
6e74e075 263 "tocmd" => \$to_cmd,
5f8b9fcd 264 "cc" => \@initial_cc,
34cc60ce
DS
265 "cccmd" => \$cc_cmd,
266 "aliasfiletype" => \$aliasfiletype,
e60f6d13 267 "bcc" => \@initial_bcc,
65648283 268 "suppresscc" => \@suppress_cc,
9f7820ae 269 "envelopesender" => \$envelope_sender,
c1f2aa45 270 "confirm" => \$confirm,
09caa24f 271 "from" => \$sender,
3cae7e5b 272 "assume8bitencoding" => \$auto_8bit_encoding,
62e00690 273 "composeencoding" => \$compose_encoding,
8d814084 274 "transferencoding" => \$target_xfer_encoding,
34cc60ce 275);
4a62d3f5 276
cec5dae8
CS
277my %config_path_settings = (
278 "aliasesfile" => \@alias_files,
6e07a3b5 279 "smtpsslcertpath" => \$smtp_ssl_cert_path,
cec5dae8
CS
280);
281
87429976
MW
282# Handle Uncouth Termination
283sub signal_handler {
284
285 # Make text normal
286 print color("reset"), "\n";
287
288 # SMTP password masked
289 system "stty echo";
290
291 # tmp files from --compose
afe756c9
JS
292 if (defined $compose_filename) {
293 if (-e $compose_filename) {
3c5cd20c
VA
294 printf __("'%s' contains an intermediate version ".
295 "of the email you were composing.\n"),
296 $compose_filename;
afe756c9
JS
297 }
298 if (-e ($compose_filename . ".final")) {
3c5cd20c
VA
299 printf __("'%s.final' contains the composed email.\n"),
300 $compose_filename;
afe756c9 301 }
87429976
MW
302 }
303
304 exit;
305};
306
307$SIG{TERM} = \&signal_handler;
308$SIG{INT} = \&signal_handler;
309
c573572c
ÆAB
310# Read our sendemail.* config
311sub read_config {
312 my ($prefix) = @_;
313
314 foreach my $setting (keys %config_bool_settings) {
315 my $target = $config_bool_settings{$setting}->[0];
316 $$target = Git::config_bool(@repo, "$prefix.$setting") unless (defined $$target);
317 }
318
319 foreach my $setting (keys %config_path_settings) {
320 my $target = $config_path_settings{$setting};
321 if (ref($target) eq "ARRAY") {
322 unless (@$target) {
323 my @values = Git::config_path(@repo, "$prefix.$setting");
324 @$target = @values if (@values && defined $values[0]);
325 }
326 }
327 else {
328 $$target = Git::config_path(@repo, "$prefix.$setting") unless (defined $$target);
329 }
330 }
331
332 foreach my $setting (keys %config_settings) {
333 my $target = $config_settings{$setting};
334 next if $setting eq "to" and defined $no_to;
335 next if $setting eq "cc" and defined $no_cc;
336 next if $setting eq "bcc" and defined $no_bcc;
337 if (ref($target) eq "ARRAY") {
338 unless (@$target) {
339 my @values = Git::config(@repo, "$prefix.$setting");
340 @$target = @values if (@values && defined $values[0]);
341 }
342 }
343 else {
344 $$target = Git::config(@repo, "$prefix.$setting") unless (defined $$target);
345 }
346 }
347
348 if (!defined $smtp_encryption) {
349 my $enc = Git::config(@repo, "$prefix.smtpencryption");
350 if (defined $enc) {
351 $smtp_encryption = $enc;
352 } elsif (Git::config_bool(@repo, "$prefix.smtpssl")) {
353 $smtp_encryption = 'ssl';
354 }
355 }
356}
357
83b24437
RA
358# Begin by accumulating all the variables (defined above), that we will end up
359# needing, first, from the command line:
360
c5978246
CB
361my $help;
362my $rc = GetOptions("h" => \$help,
17b7a832
JK
363 "dump-aliases" => \$dump_aliases);
364usage() unless $rc;
46493105 365die __("--dump-aliases incompatible with other options\n")
17b7a832
JK
366 if !$help and $dump_aliases and @ARGV;
367$rc = GetOptions(
c5978246 368 "sender|from=s" => \$sender,
15dc3b91 369 "in-reply-to=s" => \$initial_in_reply_to,
d11c943c 370 "reply-to=s" => \$reply_to,
83b24437 371 "subject=s" => \$initial_subject,
3c3bb51c 372 "to=s" => \@initial_to,
6e74e075 373 "to-cmd=s" => \$to_cmd,
f434c083 374 "no-to" => \$no_to,
da140f8b 375 "cc=s" => \@initial_cc,
f434c083 376 "no-cc" => \$no_cc,
e60f6d13 377 "bcc=s" => \@initial_bcc,
f434c083 378 "no-bcc" => \$no_bcc,
78488b2c 379 "chain-reply-to!" => \$chain_reply_to,
f4714943 380 "no-chain-reply-to" => sub {$chain_reply_to = 0},
3342d850 381 "smtp-server=s" => \$smtp_server,
052fbea2 382 "smtp-server-option=s" => \@smtp_server_options,
44b2476a 383 "smtp-server-port=s" => \$smtp_server_port,
34cc60ce 384 "smtp-user=s" => \$smtp_authuser,
2363d746 385 "smtp-pass:s" => \$smtp_authpass,
f6bebd12
TR
386 "smtp-ssl" => sub { $smtp_encryption = 'ssl' },
387 "smtp-encryption=s" => \$smtp_encryption,
979e652a 388 "smtp-ssl-cert-path=s" => \$smtp_ssl_cert_path,
f60812ef 389 "smtp-debug:i" => \$debug_net_smtp,
69cf7bfd 390 "smtp-domain:s" => \$smtp_domain,
0f2e68b5 391 "smtp-auth=s" => \$smtp_auth,
34cc60ce 392 "identity=s" => \$identity,
402596aa 393 "annotate!" => \$annotate,
f4714943 394 "no-annotate" => sub {$annotate = 0},
1f038a0c 395 "compose" => \$compose,
30d08b34 396 "quiet" => \$quiet,
324a8bd0 397 "cc-cmd=s" => \$cc_cmd,
5483c71d 398 "suppress-from!" => \$suppress_from,
f4714943 399 "no-suppress-from" => sub {$suppress_from = 0},
65648283 400 "suppress-cc=s" => \@suppress_cc,
ddc3d4fe 401 "signed-off-cc|signed-off-by-cc!" => \$signed_off_by_cc,
f4714943 402 "no-signed-off-cc|no-signed-off-by-cc" => sub {$signed_off_by_cc = 0},
f515c904 403 "cc-cover|cc-cover!" => \$cover_cc,
f4714943 404 "no-cc-cover" => sub {$cover_cc = 0},
f515c904 405 "to-cover|to-cover!" => \$cover_to,
f4714943 406 "no-to-cover" => sub {$cover_to = 0},
c1f2aa45 407 "confirm=s" => \$confirm,
6130259c 408 "dry-run" => \$dry_run,
f073a592 409 "envelope-sender=s" => \$envelope_sender,
5483c71d 410 "thread!" => \$thread,
f4714943 411 "no-thread" => sub {$thread = 0},
dbf5e1e9 412 "validate!" => \$validate,
f4714943 413 "no-validate" => sub {$validate = 0},
8d814084 414 "transfer-encoding=s" => \$target_xfer_encoding,
5df9fcf6 415 "format-patch!" => \$format_patch,
f4714943 416 "no-format-patch" => sub {$format_patch = 0},
3cae7e5b 417 "8bit-encoding=s" => \$auto_8bit_encoding,
62e00690 418 "compose-encoding=s" => \$compose_encoding,
a03bc5b6 419 "force" => \$force,
ac1596a6 420 "xmailer!" => \$use_xmailer,
f4714943 421 "no-xmailer" => sub {$use_xmailer = 0},
5453b83b 422 "batch-size=i" => \$batch_size,
423 "relogin-delay=i" => \$relogin_delay,
83b24437
RA
424 );
425
c5978246 426usage() if $help;
1b0baf14
MC
427unless ($rc) {
428 usage();
429}
430
46493105 431die __("Cannot run git format-patch from outside a repository\n")
eed6ca7c
JS
432 if $format_patch and not $repo;
433
9caa7069
SB
434die __("`batch-size` and `relogin` must be specified together " .
435 "(via command-line or configuration option)\n")
436 if defined $relogin_delay and not defined $batch_size;
437
34cc60ce 438# read configuration from [sendemail "$identity"], fall back on [sendemail]
ad79c024 439$identity = Git::config(@repo, "sendemail.identity") unless (defined $identity);
34cc60ce
DS
440read_config("sendemail.$identity") if (defined $identity);
441read_config("sendemail");
442
443# fall back on builtin bool defaults
444foreach my $setting (values %config_bool_settings) {
445 ${$setting->[0]} = $setting->[1] unless (defined (${$setting->[0]}));
446}
447
fa835cd5
TR
448# 'default' encryption is none -- this only prevents a warning
449$smtp_encryption = '' unless (defined $smtp_encryption);
450
65648283
DB
451# Set CC suppressions
452my(%suppress_cc);
453if (@suppress_cc) {
454 foreach my $entry (@suppress_cc) {
3c5cd20c 455 die sprintf(__("Unknown --suppress-cc field: '%s'\n"), $entry)
e9bf741b 456 unless $entry =~ /^(?:all|cccmd|cc|author|self|sob|body|bodycc)$/;
65648283
DB
457 $suppress_cc{$entry} = 1;
458 }
459}
460
461if ($suppress_cc{'all'}) {
cb8a9bd5 462 foreach my $entry (qw (cccmd cc author self sob body bodycc)) {
65648283
DB
463 $suppress_cc{$entry} = 1;
464 }
465 delete $suppress_cc{'all'};
466}
467
468# If explicit old-style ones are specified, they trump --suppress-cc.
469$suppress_cc{'self'} = $suppress_from if defined $suppress_from;
ddc3d4fe 470$suppress_cc{'sob'} = !$signed_off_by_cc if defined $signed_off_by_cc;
65648283 471
3531e270
JS
472if ($suppress_cc{'body'}) {
473 foreach my $entry (qw (sob bodycc)) {
474 $suppress_cc{$entry} = 1;
475 }
476 delete $suppress_cc{'body'};
477}
478
c1f2aa45
JS
479# Set confirm's default value
480my $confirm_unconfigured = !defined $confirm;
481if ($confirm_unconfigured) {
482 $confirm = scalar %suppress_cc ? 'compose' : 'auto';
483};
3c5cd20c 484die sprintf(__("Unknown --confirm setting: '%s'\n"), $confirm)
c1f2aa45
JS
485 unless $confirm =~ /^(?:auto|cc|compose|always|never)/;
486
65648283
DB
487# Debugging, print out the suppressions.
488if (0) {
489 print "suppressions:\n";
490 foreach my $entry (keys %suppress_cc) {
491 printf " %-5s -> $suppress_cc{$entry}\n", $entry;
492 }
493}
494
ad79c024
FL
495my ($repoauthor, $repocommitter);
496($repoauthor) = Git::ident_person(@repo, 'author');
497($repocommitter) = Git::ident_person(@repo, 'committer');
34cc60ce 498
5012699d 499sub parse_address_line {
bd869f67 500 return map { $_->format } Mail::Address->parse($_[0]);
5012699d
JS
501}
502
0e73b3ee 503sub split_addrs {
2f0e7cbb 504 return quotewords('\s*,\s*', 1, @_);
0e73b3ee
WF
505}
506
994d6c66 507my %aliases;
09f1157b
ES
508
509sub parse_sendmail_alias {
510 local $_ = shift;
511 if (/"/) {
3c5cd20c 512 printf STDERR __("warning: sendmail alias with quotes is not supported: %s\n"), $_;
86b89848 513 } elsif (/:include:/) {
3c5cd20c 514 printf STDERR __("warning: `:include:` not supported: %s\n"), $_;
86b89848 515 } elsif (/[\/|]/) {
3c5cd20c 516 printf STDERR __("warning: `/file` or `|pipe` redirection not supported: %s\n"), $_;
09f1157b
ES
517 } elsif (/^(\S+?)\s*:\s*(.+)$/) {
518 my ($alias, $addr) = ($1, $2);
519 $aliases{$alias} = [ split_addrs($addr) ];
520 } else {
3c5cd20c 521 printf STDERR __("warning: sendmail line is not recognized: %s\n"), $_;
09f1157b
ES
522 }
523}
524
525sub parse_sendmail_aliases {
526 my $fh = shift;
2532dd06 527 my $s = '';
09f1157b 528 while (<$fh>) {
2532dd06 529 chomp;
020be85f 530 next if /^\s*$/ || /^\s*#/;
2532dd06
ES
531 $s .= $_, next if $s =~ s/\\$// || s/^\s+//;
532 parse_sendmail_alias($s) if $s;
533 $s = $_;
09f1157b 534 }
2532dd06
ES
535 $s =~ s/\\$//; # silently tolerate stray '\' on last line
536 parse_sendmail_alias($s) if $s;
09f1157b
ES
537}
538
994d6c66
EW
539my %parse_alias = (
540 # multiline formats can be supported in the future
541 mutt => sub { my $fh = shift; while (<$fh>) {
ffc01f9b 542 if (/^\s*alias\s+(?:-group\s+\S+\s+)*(\S+)\s+(.*)$/) {
994d6c66
EW
543 my ($alias, $addr) = ($1, $2);
544 $addr =~ s/#.*$//; # mutt allows # comments
2c510f21
EW
545 # commas delimit multiple addresses
546 my @addr = split_addrs($addr);
547
548 # quotes may be escaped in the file,
549 # unescape them so we do not double-escape them later.
550 s/\\"/"/g foreach @addr;
551 $aliases{$alias} = \@addr
994d6c66
EW
552 }}},
553 mailrc => sub { my $fh = shift; while (<$fh>) {
a277d1ef 554 if (/^alias\s+(\S+)\s+(.*?)\s*$/) {
994d6c66 555 # spaces delimit multiple addresses
fe87c921 556 $aliases{$1} = [ quotewords('\s+', 0, $2) ];
994d6c66 557 }}},
73c427eb
TP
558 pine => sub { my $fh = shift; my $f='\t[^\t]*';
559 for (my $x = ''; defined($x); $x = $_) {
560 chomp $x;
561 $x .= $1 while(defined($_ = <$fh>) && /^ +(.*)$/);
562 $x =~ /^(\S+)$f\t\(?([^\t]+?)\)?(:?$f){0,2}$/ or next;
0e73b3ee 563 $aliases{$1} = [ split_addrs($2) ];
73c427eb 564 }},
7613ea35
BP
565 elm => sub { my $fh = shift;
566 while (<$fh>) {
567 if (/^(\S+)\s+=\s+[^=]+=\s(\S+)/) {
568 my ($alias, $addr) = ($1, $2);
569 $aliases{$alias} = [ split_addrs($addr) ];
570 }
571 } },
09f1157b 572 sendmail => \&parse_sendmail_aliases,
994d6c66
EW
573 gnus => sub { my $fh = shift; while (<$fh>) {
574 if (/\(define-mail-alias\s+"(\S+?)"\s+"(\S+?)"\)/) {
575 $aliases{$1} = [ $2 ];
576 }}}
577);
578
3cb8caf7 579if (@alias_files and $aliasfiletype and defined $parse_alias{$aliasfiletype}) {
994d6c66
EW
580 foreach my $file (@alias_files) {
581 open my $fh, '<', $file or die "opening $file: $!\n";
582 $parse_alias{$aliasfiletype}->($fh);
583 close $fh;
584 }
585}
586
17b7a832
JK
587if ($dump_aliases) {
588 print "$_\n" for (sort keys %aliases);
589 exit(0);
590}
591
9b397039
RR
592# is_format_patch_arg($f) returns 0 if $f names a patch, or 1 if
593# $f is a revision list specification to be passed to format-patch.
594sub is_format_patch_arg {
eed6ca7c 595 return unless $repo;
5df9fcf6
PH
596 my $f = shift;
597 try {
598 $repo->command('rev-parse', '--verify', '--quiet', $f);
599 if (defined($format_patch)) {
5df9fcf6
PH
600 return $format_patch;
601 }
3c5cd20c
VA
602 die sprintf(__ <<EOF, $f, $f);
603File '%s' exists but it could also be the range of commits
5df9fcf6
PH
604to produce patches for. Please disambiguate by...
605
3c5cd20c 606 * Saying "./%s" if you mean a file; or
5df9fcf6
PH
607 * Giving --format-patch option if you mean a range.
608EOF
609 } catch Git::Error::Command with {
9b397039 610 # Not a valid revision. Treat it as a filename.
5df9fcf6
PH
611 return 0;
612 }
613}
614
aa54892f
JK
615# Now that all the defaults are set, process the rest of the command line
616# arguments and collect up the files that need to be processed.
5df9fcf6 617my @rev_list_opts;
69f4ce55 618while (defined(my $f = shift @ARGV)) {
5df9fcf6
PH
619 if ($f eq "--") {
620 push @rev_list_opts, "--", @ARGV;
621 @ARGV = ();
9b397039 622 } elsif (-d $f and !is_format_patch_arg($f)) {
c6038169 623 opendir my $dh, $f
3c5cd20c 624 or die sprintf(__("Failed to opendir %s: %s"), $f, $!);
aa54892f 625
89bf1bac 626 push @files, grep { -f $_ } map { catfile($f, $_) }
c6038169
ÆAB
627 sort readdir $dh;
628 closedir $dh;
9b397039 629 } elsif ((-f $f or -p $f) and !is_format_patch_arg($f)) {
aa54892f 630 push @files, $f;
aa54892f 631 } else {
5df9fcf6 632 push @rev_list_opts, $f;
aa54892f
JK
633 }
634}
635
5df9fcf6 636if (@rev_list_opts) {
46493105 637 die __("Cannot run git format-patch from outside a repository\n")
eed6ca7c 638 unless $repo;
5df9fcf6
PH
639 push @files, $repo->command('format-patch', '-o', tempdir(CLEANUP => 1), @rev_list_opts);
640}
641
531220ba
JH
642@files = handle_backup_files(@files);
643
dbf5e1e9 644if ($validate) {
c764a0c2 645 foreach my $f (@files) {
300913bd 646 unless (-p $f) {
f2d06fb1 647 my $error = validate_patch($f, $target_xfer_encoding);
3c5cd20c
VA
648 $error and die sprintf(__("fatal: %s: %s\nwarning: no patches were sent\n"),
649 $f, $error);
300913bd 650 }
c764a0c2 651 }
747bbff9
JK
652}
653
aa54892f
JK
654if (@files) {
655 unless ($quiet) {
656 print $_,"\n" for (@files);
657 }
658} else {
46493105 659 print STDERR __("\nNo patch files specified!\n\n");
aa54892f
JK
660 usage();
661}
662
acf071b0 663sub get_patch_subject {
beece9da
PH
664 my $fn = shift;
665 open (my $fh, '<', $fn);
666 while (my $line = <$fh>) {
667 next unless ($line =~ /^Subject: (.*)$/);
668 close $fh;
669 return "GIT: $1\n";
670 }
671 close $fh;
3c5cd20c 672 die sprintf(__("No subject line in %s?"), $fn);
beece9da
PH
673}
674
675if ($compose) {
676 # Note that this does not need to be secure, but we will make a small
677 # effort to have it be unique
afe756c9
JS
678 $compose_filename = ($repo ?
679 tempfile(".gitsendemail.msg.XXXXXX", DIR => $repo->repo_path()) :
680 tempfile(".gitsendemail.msg.XXXXXX", DIR => "."))[1];
fe0f944f 681 open my $c, ">", $compose_filename
3c5cd20c 682 or die sprintf(__("Failed to open for writing %s: %s"), $compose_filename, $!);
beece9da
PH
683
684
685 my $tpl_sender = $sender || $repoauthor || $repocommitter || '';
686 my $tpl_subject = $initial_subject || '';
15dc3b91 687 my $tpl_in_reply_to = $initial_in_reply_to || '';
d11c943c 688 my $tpl_reply_to = $reply_to || '';
beece9da 689
70aedfb3 690 print $c <<EOT1, Git::prefix_lines("GIT: ", __ <<EOT2), <<EOT3;
beece9da 691From $tpl_sender # This line is ignored.
70aedfb3
VA
692EOT1
693Lines beginning in "GIT:" will be removed.
694Consider including an overall diffstat or table of contents
695for the patch you are writing.
696
697Clear the body content if you don't wish to send a summary.
698EOT2
beece9da 699From: $tpl_sender
d11c943c 700Reply-To: $tpl_reply_to
beece9da 701Subject: $tpl_subject
15dc3b91 702In-Reply-To: $tpl_in_reply_to
beece9da 703
70aedfb3 704EOT3
beece9da 705 for my $f (@files) {
fe0f944f 706 print $c get_patch_subject($f);
beece9da 707 }
fe0f944f 708 close $c;
beece9da 709
beece9da
PH
710 if ($annotate) {
711 do_edit($compose_filename, @files);
712 } else {
713 do_edit($compose_filename);
714 }
715
fe0f944f 716 open $c, "<", $compose_filename
3c5cd20c 717 or die sprintf(__("Failed to open %s: %s"), $compose_filename, $!);
beece9da 718
4a47a4dd
KM
719 if (!defined $compose_encoding) {
720 $compose_encoding = "UTF-8";
721 }
b6049542
NP
722
723 my %parsed_email;
724 while (my $line = <$c>) {
725 next if $line =~ m/^GIT:/;
726 parse_header_line($line, \%parsed_email);
727 if ($line =~ /^$/) {
728 $parsed_email{'body'} = filter_body($c);
beece9da 729 }
beece9da 730 }
fe0f944f 731 close $c;
beece9da 732
b6049542
NP
733 open my $c2, ">", $compose_filename . ".final"
734 or die sprintf(__("Failed to open %s.final: %s"), $compose_filename, $!);
735
736
737 if ($parsed_email{'From'}) {
738 $sender = delete($parsed_email{'From'});
739 }
740 if ($parsed_email{'In-Reply-To'}) {
15dc3b91 741 $initial_in_reply_to = delete($parsed_email{'In-Reply-To'});
b6049542 742 }
d11c943c
CL
743 if ($parsed_email{'Reply-To'}) {
744 $reply_to = delete($parsed_email{'Reply-To'});
b6049542
NP
745 }
746 if ($parsed_email{'Subject'}) {
747 $initial_subject = delete($parsed_email{'Subject'});
748 print $c2 "Subject: " .
749 quote_subject($initial_subject, $compose_encoding) .
750 "\n";
751 }
752
753 if ($parsed_email{'MIME-Version'}) {
754 print $c2 "MIME-Version: $parsed_email{'MIME-Version'}\n",
755 "Content-Type: $parsed_email{'Content-Type'};\n",
756 "Content-Transfer-Encoding: $parsed_email{'Content-Transfer-Encoding'}\n";
757 delete($parsed_email{'MIME-Version'});
758 delete($parsed_email{'Content-Type'});
759 delete($parsed_email{'Content-Transfer-Encoding'});
760 } elsif (file_has_nonascii($compose_filename)) {
761 my $content_type = (delete($parsed_email{'Content-Type'}) or
762 "text/plain; charset=$compose_encoding");
763 print $c2 "MIME-Version: 1.0\n",
764 "Content-Type: $content_type\n",
765 "Content-Transfer-Encoding: 8bit\n";
766 }
767 # Preserve unknown headers
768 foreach my $key (keys %parsed_email) {
769 next if $key eq 'body';
770 print $c2 "$key: $parsed_email{$key}";
771 }
772
773 if ($parsed_email{'body'}) {
774 print $c2 "\n$parsed_email{'body'}\n";
775 delete($parsed_email{'body'});
776 } else {
46493105 777 print __("Summary email is empty, skipping it\n");
beece9da
PH
778 $compose = -1;
779 }
b6049542
NP
780
781 close $c2;
782
beece9da
PH
783} elsif ($annotate) {
784 do_edit(@files);
785}
786
6e182518
JS
787sub ask {
788 my ($prompt, %arg) = @_;
0da43a68 789 my $valid_re = $arg{valid_re};
6e182518 790 my $default = $arg{default};
51bbccfd 791 my $confirm_only = $arg{confirm_only};
6e182518
JS
792 my $resp;
793 my $i = 0;
5906f54e
JS
794 return defined $default ? $default : undef
795 unless defined $term->IN and defined fileno($term->IN) and
796 defined $term->OUT and defined fileno($term->OUT);
6e182518
JS
797 while ($i++ < 10) {
798 $resp = $term->readline($prompt);
799 if (!defined $resp) { # EOF
800 print "\n";
801 return defined $default ? $default : undef;
802 }
803 if ($resp eq '' and defined $default) {
804 return $default;
805 }
0da43a68 806 if (!defined $valid_re or $resp =~ /$valid_re/) {
6e182518
JS
807 return $resp;
808 }
51bbccfd 809 if ($confirm_only) {
3c5cd20c
VA
810 my $yesno = $term->readline(
811 # TRANSLATORS: please keep [y/N] as is.
812 sprintf(__("Are you sure you want to use <%s> [y/N]? "), $resp));
51bbccfd
JH
813 if (defined $yesno && $yesno =~ /y/i) {
814 return $resp;
815 }
816 }
6e182518 817 }
622bc930 818 return;
6e182518
JS
819}
820
b6049542
NP
821sub parse_header_line {
822 my $lines = shift;
823 my $parsed_line = shift;
824 my $addr_pat = join "|", qw(To Cc Bcc);
825
826 foreach (split(/\n/, $lines)) {
827 if (/^($addr_pat):\s*(.+)$/i) {
828 $parsed_line->{$1} = [ parse_address_line($2) ];
829 } elsif (/^([^:]*):\s*(.+)\s*$/i) {
830 $parsed_line->{$1} = $2;
831 }
832 }
833}
834
835sub filter_body {
836 my $c = shift;
837 my $body = "";
838 while (my $body_line = <$c>) {
839 if ($body_line !~ m/^GIT:/) {
840 $body .= $body_line;
841 }
842 }
843 return $body;
844}
845
846
3cae7e5b
TR
847my %broken_encoding;
848
1d50bfd9 849sub file_declares_8bit_cte {
3cae7e5b
TR
850 my $fn = shift;
851 open (my $fh, '<', $fn);
852 while (my $line = <$fh>) {
853 last if ($line =~ /^$/);
854 return 1 if ($line =~ /^Content-Transfer-Encoding: .*8bit.*$/);
855 }
856 close $fh;
857 return 0;
858}
859
860foreach my $f (@files) {
861 next unless (body_or_subject_has_nonascii($f)
862 && !file_declares_8bit_cte($f));
863 $broken_encoding{$f} = 1;
864}
865
866if (!defined $auto_8bit_encoding && scalar %broken_encoding) {
a4dde4c4
VA
867 print __("The following files are 8bit, but do not declare " .
868 "a Content-Transfer-Encoding.\n");
3cae7e5b
TR
869 foreach my $f (sort keys %broken_encoding) {
870 print " $f\n";
871 }
a4dde4c4 872 $auto_8bit_encoding = ask(__("Which 8bit encoding should I declare [UTF-8]? "),
852a15d7 873 valid_re => qr/.{4}/, confirm_only => 1,
3cae7e5b
TR
874 default => "UTF-8");
875}
876
a03bc5b6
TR
877if (!$force) {
878 for my $f (@files) {
0d290a46 879 if (get_patch_subject($f) =~ /\Q*** SUBJECT HERE ***\E/) {
3c5cd20c 880 die sprintf(__("Refusing to send because the patch\n\t%s\n"
a03bc5b6 881 . "has the template subject '*** SUBJECT HERE ***'. "
3c5cd20c 882 . "Pass --force if you really want to send.\n"), $f);
a03bc5b6
TR
883 }
884 }
885}
886
c46e27aa 887if (defined $sender) {
fa5b1aa9 888 $sender =~ s/^\s+|\s+$//g;
c46e27aa
RL
889 ($sender) = expand_aliases($sender);
890} else {
ad79c024 891 $sender = $repoauthor || $repocommitter || '';
83b24437
RA
892}
893
da18759e
MT
894# $sender could be an already sanitized address
895# (e.g. sendemail.from could be manually sanitized by user).
896# But it's a no-op to run sanitize_address on an already sanitized address.
897$sender = sanitize_address($sender);
898
a4dde4c4 899my $to_whom = __("To whom should the emails be sent (if anyone)?");
8cac13dc 900my $prompting = 0;
8796ff7f 901if (!@initial_to && !defined $to_cmd) {
0d6b21e7 902 my $to = ask("$to_whom ",
61837493 903 default => "",
51bbccfd 904 valid_re => qr/\@.*\./, confirm_only => 1);
3c3bb51c 905 push @initial_to, parse_address_line($to) if defined $to; # sanitized/validated later
1f038a0c 906 $prompting++;
83b24437
RA
907}
908
994d6c66 909sub expand_aliases {
302e04ea
JK
910 return map { expand_one_alias($_) } @_;
911}
912
913my %EXPANDED_ALIASES;
914sub expand_one_alias {
915 my $alias = shift;
916 if ($EXPANDED_ALIASES{$alias}) {
3c5cd20c 917 die sprintf(__("fatal: alias '%s' expands to itself\n"), $alias);
302e04ea
JK
918 }
919 local $EXPANDED_ALIASES{$alias} = 1;
920 return $aliases{$alias} ? expand_aliases(@{$aliases{$alias}}) : $alias;
994d6c66
EW
921}
922
b5e112d8
RL
923@initial_to = process_address_list(@initial_to);
924@initial_cc = process_address_list(@initial_cc);
e60f6d13 925@initial_bcc = process_address_list(@initial_bcc);
994d6c66 926
15dc3b91
CL
927if ($thread && !defined $initial_in_reply_to && $prompting) {
928 $initial_in_reply_to = ask(
a4dde4c4 929 __("Message-ID to be used as In-Reply-To for the first email (if any)? "),
61837493 930 default => "",
51bbccfd 931 valid_re => qr/\@.*\./, confirm_only => 1);
83b24437 932}
15dc3b91
CL
933if (defined $initial_in_reply_to) {
934 $initial_in_reply_to =~ s/^\s*<?//;
935 $initial_in_reply_to =~ s/>?\s*$//;
936 $initial_in_reply_to = "<$initial_in_reply_to>" if $initial_in_reply_to ne '';
ace9c2a9 937}
ace72086 938
d11c943c
CL
939if (defined $reply_to) {
940 $reply_to =~ s/^\s+|\s+$//g;
941 ($reply_to) = expand_aliases($reply_to);
942 $reply_to = sanitize_address($reply_to);
ace9c2a9 943}
ace72086 944
34cc60ce 945if (!defined $smtp_server) {
1ab2fd4f
FK
946 my @sendmail_paths = qw( /usr/sbin/sendmail /usr/lib/sendmail );
947 push @sendmail_paths, map {"$_/sendmail"} split /:/, $ENV{PATH};
948 foreach (@sendmail_paths) {
aca7ad76
EW
949 if (-x $_) {
950 $smtp_server = $_;
951 last;
952 }
953 }
954 $smtp_server ||= 'localhost'; # could be 127.0.0.1, too... *shrug*
3342d850
RA
955}
956
c1f2aa45
JS
957if ($compose && $compose > 0) {
958 @files = ($compose_filename . ".final", @files);
1f038a0c
RA
959}
960
83b24437 961# Variables we set as part of the loop over files
15dc3b91 962our ($message_id, %mail, $subject, $in_reply_to, $references, $message,
dc1460aa 963 $needs_confirm, $message_num, $ask_default);
83b24437 964
567ffeb7
EW
965sub extract_valid_address {
966 my $address = shift;
35b6ab95
ÆAB
967 my $local_part_regexp = qr/[^<>"\s@]+/;
968 my $domain_regexp = qr/[^.<>"\s@]+(?:\.[^.<>"\s@]+)+/;
db3106b2
EW
969
970 # check for a local address:
ad9c18f5 971 return $address if ($address =~ /^($local_part_regexp)$/);
db3106b2 972
155197e6 973 $address =~ s/^\s*<(.*)>\s*$/$1/;
567ffeb7 974 if ($have_email_valid) {
ad9c18f5 975 return scalar Email::Valid->address($address);
567ffeb7 976 }
95c0d4b6
KM
977
978 # less robust/correct than the monster regexp in Email::Valid,
979 # but still does a 99% job, and one less dependency
980 return $1 if $address =~ /($local_part_regexp\@$domain_regexp)/;
622bc930 981 return;
567ffeb7 982}
83b24437 983
e4312255
KM
984sub extract_valid_address_or_die {
985 my $address = shift;
986 $address = extract_valid_address($address);
3c5cd20c 987 die sprintf(__("error: unable to extract a valid address from: %s\n"), $address)
e4312255
KM
988 if !$address;
989 return $address;
990}
991
992sub validate_address {
993 my $address = shift;
d0e98107 994 while (!extract_valid_address($address)) {
3c5cd20c 995 printf STDERR __("error: unable to extract a valid address from: %s\n"), $address;
a4dde4c4
VA
996 # TRANSLATORS: Make sure to include [q] [d] [e] in your
997 # translation. The program will only accept English input
998 # at this point.
999 $_ = ask(__("What to do with this address? ([q]uit|[d]rop|[e]dit): "),
d0e98107 1000 valid_re => qr/^(?:quit|q|drop|d|edit|e)/i,
5c80afed
KM
1001 default => 'q');
1002 if (/^d/i) {
1003 return undef;
1004 } elsif (/^q/i) {
1005 cleanup_compose_files();
1006 exit(0);
1007 }
0d6b21e7 1008 $address = ask("$to_whom ",
d0e98107
KM
1009 default => "",
1010 valid_re => qr/\@.*\./, confirm_only => 1);
e4312255
KM
1011 }
1012 return $address;
1013}
1014
1015sub validate_address_list {
1016 return (grep { defined $_ }
1017 map { validate_address($_) } @_);
567ffeb7 1018}
83b24437
RA
1019
1020# Usually don't need to change anything below here.
1021
1022# we make a "fake" message id by taking the current number
1023# of seconds since the beginning of Unix time and tacking on
1024# a random number to the end, in case we are called quicker than
1025# 1 second since the last time we were called.
8037d1a3
RA
1026
1027# We'll setup a template for the message id, using the "from" address:
8037d1a3 1028
be510cfe 1029my ($message_id_stamp, $message_id_serial);
68ce9330 1030sub make_message_id {
be510cfe
JH
1031 my $uniq;
1032 if (!defined $message_id_stamp) {
f916ab0c 1033 $message_id_stamp = strftime("%Y%m%d%H%M%S.$$", gmtime(time));
be510cfe
JH
1034 $message_id_serial = 0;
1035 }
1036 $message_id_serial++;
1037 $uniq = "$message_id_stamp-$message_id_serial";
1038
aeb59328 1039 my $du_part;
94638f89
UKK
1040 for ($sender, $repocommitter, $repoauthor) {
1041 $du_part = extract_valid_address(sanitize_address($_));
1042 last if (defined $du_part and $du_part ne '');
aeb59328 1043 }
94638f89 1044 if (not defined $du_part or $du_part eq '') {
529dd386 1045 require Sys::Hostname;
aeb59328
JH
1046 $du_part = 'user@' . Sys::Hostname::hostname();
1047 }
f916ab0c 1048 my $message_id_template = "<%s-%s>";
be510cfe 1049 $message_id = sprintf($message_id_template, $uniq, $du_part);
8037d1a3 1050 #print "new message id = $message_id\n"; # Was useful for debugging
83b24437
RA
1051}
1052
1053
1054
a5370b16 1055$time = time - scalar $#files;
83b24437 1056
374c5905
JR
1057sub unquote_rfc2047 {
1058 local ($_) = @_;
11f70a7e 1059 my $charset;
ab47e2a5
РД
1060 my $sep = qr/[ \t]+/;
1061 s{$re_encoded_word(?:$sep$re_encoded_word)*}{
1062 my @words = split $sep, $&;
1063 foreach (@words) {
1064 m/$re_encoded_word/;
1065 $charset = $1;
1066 my $encoding = $2;
1067 my $text = $3;
1068 if ($encoding eq 'q' || $encoding eq 'Q') {
1069 $_ = $text;
1070 s/_/ /g;
1071 s/=([0-9A-F]{2})/chr(hex($1))/egi;
1072 } else {
1073 # other encodings not supported yet
1074 }
11f70a7e 1075 }
ab47e2a5 1076 join '', @words;
b622d4d1 1077 }eg;
11f70a7e 1078 return wantarray ? ($_, $charset) : $_;
374c5905
JR
1079}
1080
d54eaaa2
JK
1081sub quote_rfc2047 {
1082 local $_ = shift;
d1fff6fc 1083 my $encoding = shift || 'UTF-8';
d54eaaa2
JK
1084 s/([^-a-zA-Z0-9!*+\/])/sprintf("=%02X", ord($1))/eg;
1085 s/(.*)/=\?$encoding\?q\?$1\?=/;
1086 return $_;
1087}
1088
a3a8262b
BC
1089sub is_rfc2047_quoted {
1090 my $s = shift;
a3a8262b 1091 length($s) <= 75 &&
11f70a7e 1092 $s =~ m/^(?:"[[:ascii:]]*"|$re_encoded_word)$/o;
a3a8262b
BC
1093}
1094
ce547800
KM
1095sub subject_needs_rfc2047_quoting {
1096 my $s = shift;
1097
ce1459f7 1098 return ($s =~ /[^[:ascii:]]/) || ($s =~ /=\?/);
ce547800
KM
1099}
1100
1101sub quote_subject {
1102 local $subject = shift;
1103 my $encoding = shift || 'UTF-8';
1104
1105 if (subject_needs_rfc2047_quoting($subject)) {
1106 return quote_rfc2047($subject, $encoding);
1107 }
1108 return $subject;
1109}
1110
5b56aaa2 1111# use the simplest quoting being able to handle the recipient
68ce9330 1112sub sanitize_address {
732263d4 1113 my ($recipient) = @_;
831a488b
KM
1114
1115 # remove garbage after email address
1116 $recipient =~ s/(.*>).*$/$1/;
1117
5b56aaa2
UKK
1118 my ($recipient_name, $recipient_addr) = ($recipient =~ /^(.*?)\s*(<.*)/);
1119
1120 if (not $recipient_name) {
ff483897 1121 return $recipient;
5b56aaa2
UKK
1122 }
1123
1124 # if recipient_name is already quoted, do nothing
a3a8262b 1125 if (is_rfc2047_quoted($recipient_name)) {
5b56aaa2
UKK
1126 return $recipient;
1127 }
1128
1fe9703f
RL
1129 # remove non-escaped quotes
1130 $recipient_name =~ s/(^|[^\\])"/$1/g;
1131
5b56aaa2
UKK
1132 # rfc2047 is needed if a non-ascii char is included
1133 if ($recipient_name =~ /[^[:ascii:]]/) {
d54eaaa2 1134 $recipient_name = quote_rfc2047($recipient_name);
732263d4 1135 }
5b56aaa2
UKK
1136
1137 # double quotes are needed if specials or CTLs are included
1138 elsif ($recipient_name =~ /[][()<>@,;:\\".\000-\037\177]/) {
1fe9703f 1139 $recipient_name =~ s/([\\\r])/\\$1/g;
d5c7d69d 1140 $recipient_name = qq["$recipient_name"];
5b56aaa2
UKK
1141 }
1142
1143 return "$recipient_name $recipient_addr";
1144
732263d4
RJ
1145}
1146
cb2922fe
MM
1147sub strip_garbage_one_address {
1148 my ($addr) = @_;
1149 chomp $addr;
1150 if ($addr =~ /^(("[^"]*"|[^"<]*)? *<[^>]*>).*/) {
1151 # "Foo Bar" <foobar@example.com> [possibly garbage here]
1152 # Foo Bar <foobar@example.com> [possibly garbage here]
1153 return $1;
1154 }
1155 if ($addr =~ /^(<[^>]*>).*/) {
1156 # <foo@example.com> [possibly garbage here]
1157 # if garbage contains other addresses, they are ignored.
1158 return $1;
1159 }
1160 if ($addr =~ /^([^"#,\s]*)/) {
1161 # address without quoting: remove anything after the address
1162 return $1;
1163 }
1164 return $addr;
1165}
1166
e4312255
KM
1167sub sanitize_address_list {
1168 return (map { sanitize_address($_) } @_);
1169}
1170
b5e112d8 1171sub process_address_list {
b1c8a11c
RL
1172 my @addr_list = map { parse_address_line($_) } @_;
1173 @addr_list = expand_aliases(@addr_list);
b5e112d8
RL
1174 @addr_list = sanitize_address_list(@addr_list);
1175 @addr_list = validate_address_list(@addr_list);
1176 return @addr_list;
1177}
1178
134550fe
JA
1179# Returns the local Fully Qualified Domain Name (FQDN) if available.
1180#
1181# Tightly configured MTAa require that a caller sends a real DNS
1182# domain name that corresponds the IP address in the HELO/EHLO
1183# handshake. This is used to verify the connection and prevent
1184# spammers from trying to hide their identity. If the DNS and IP don't
1185# match, the receiveing MTA may deny the connection.
1186#
1187# Here is a deny example of Net::SMTP with the default "localhost.localdomain"
1188#
1189# Net::SMTP=GLOB(0x267ec28)>>> EHLO localhost.localdomain
1190# Net::SMTP=GLOB(0x267ec28)<<< 550 EHLO argument does not match calling host
1191#
1192# This maildomain*() code is based on ideas in Perl library Test::Reporter
1193# /usr/share/perl5/Test/Reporter/Mail/Util.pm ==> sub _maildomain ()
1194
59a86303
BG
1195sub valid_fqdn {
1196 my $domain = shift;
61ef5e9b 1197 return defined $domain && !($^O eq 'darwin' && $domain =~ /\.local$/) && $domain =~ /\./;
59a86303
BG
1198}
1199
68ce9330 1200sub maildomain_net {
134550fe
JA
1201 my $maildomain;
1202
1046c118
ÆAB
1203 my $domain = Net::Domain::domainname();
1204 $maildomain = $domain if valid_fqdn($domain);
134550fe
JA
1205
1206 return $maildomain;
1207}
1208
68ce9330 1209sub maildomain_mta {
134550fe
JA
1210 my $maildomain;
1211
1046c118
ÆAB
1212 for my $host (qw(mailhost localhost)) {
1213 my $smtp = Net::SMTP->new($host);
1214 if (defined $smtp) {
1215 my $domain = $smtp->domain;
1216 $smtp->quit;
134550fe 1217
1046c118 1218 $maildomain = $domain if valid_fqdn($domain);
134550fe 1219
1046c118 1220 last if $maildomain;
134550fe
JA
1221 }
1222 }
1223
1224 return $maildomain;
1225}
1226
68ce9330 1227sub maildomain {
69cf7bfd 1228 return maildomain_net() || maildomain_mta() || 'localhost.localdomain';
134550fe
JA
1229}
1230
4d31a44a
MN
1231sub smtp_host_string {
1232 if (defined $smtp_server_port) {
1233 return "$smtp_server:$smtp_server_port";
1234 } else {
1235 return $smtp_server;
1236 }
1237}
1238
1239# Returns 1 if authentication succeeded or was not necessary
1240# (smtp_user was not specified), and 0 otherwise.
1241
1242sub smtp_auth_maybe {
1243 if (!defined $smtp_authuser || $auth) {
1244 return 1;
1245 }
1246
1247 # Workaround AUTH PLAIN/LOGIN interaction defect
1248 # with Authen::SASL::Cyrus
1249 eval {
1250 require Authen::SASL;
1251 Authen::SASL->import(qw(Perl));
1252 };
1253
0f2e68b5
JV
1254 # Check mechanism naming as defined in:
1255 # https://tools.ietf.org/html/rfc4422#page-8
904f6e7c 1256 if ($smtp_auth && $smtp_auth !~ /^(\b[A-Z0-9-_]{1,20}\s*)*$/) {
0f2e68b5
JV
1257 die "invalid smtp auth: '${smtp_auth}'";
1258 }
1259
4d31a44a
MN
1260 # TODO: Authentication may fail not because credentials were
1261 # invalid but due to other reasons, in which we should not
1262 # reject credentials.
1263 $auth = Git::credential({
1264 'protocol' => 'smtp',
1265 'host' => smtp_host_string(),
1266 'username' => $smtp_authuser,
1267 # if there's no password, "git credential fill" will
1268 # give us one, otherwise it'll just pass this one.
1269 'password' => $smtp_authpass
1270 }, sub {
1271 my $cred = shift;
0f2e68b5
JV
1272
1273 if ($smtp_auth) {
1274 my $sasl = Authen::SASL->new(
1275 mechanism => $smtp_auth,
1276 callback => {
1277 user => $cred->{'username'},
1278 pass => $cred->{'password'},
1279 authname => $cred->{'username'},
1280 }
1281 );
1282
1283 return !!$smtp->auth($sasl);
1284 }
1285
4d31a44a
MN
1286 return !!$smtp->auth($cred->{'username'}, $cred->{'password'});
1287 });
1288
1289 return $auth;
1290}
1291
35035bbf
RR
1292sub ssl_verify_params {
1293 eval {
1294 require IO::Socket::SSL;
1295 IO::Socket::SSL->import(qw/SSL_VERIFY_PEER SSL_VERIFY_NONE/);
1296 };
1297 if ($@) {
1298 print STDERR "Not using SSL_VERIFY_PEER due to out-of-date IO::Socket::SSL.\n";
1299 return;
1300 }
1301
1302 if (!defined $smtp_ssl_cert_path) {
01645b74
RK
1303 # use the OpenSSL defaults
1304 return (SSL_verify_mode => SSL_VERIFY_PEER());
35035bbf
RR
1305 }
1306
1307 if ($smtp_ssl_cert_path eq "") {
1308 return (SSL_verify_mode => SSL_VERIFY_NONE());
1309 } elsif (-d $smtp_ssl_cert_path) {
1310 return (SSL_verify_mode => SSL_VERIFY_PEER(),
1311 SSL_ca_path => $smtp_ssl_cert_path);
1312 } elsif (-f $smtp_ssl_cert_path) {
1313 return (SSL_verify_mode => SSL_VERIFY_PEER(),
1314 SSL_ca_file => $smtp_ssl_cert_path);
1315 } else {
3c5cd20c 1316 die sprintf(__("CA path \"%s\" does not exist"), $smtp_ssl_cert_path);
35035bbf
RR
1317 }
1318}
1319
cb005c1f
EFL
1320sub file_name_is_absolute {
1321 my ($path) = @_;
1322
1323 # msys does not grok DOS drive-prefixes
1324 if ($^O eq 'msys') {
f24ecf59 1325 return ($path =~ m#^/# || $path =~ m#^[a-zA-Z]\:#)
cb005c1f
EFL
1326 }
1327
1328 require File::Spec::Functions;
1329 return File::Spec::Functions::file_name_is_absolute($path);
1330}
1331
04c4a4e8
DD
1332# Prepares the email, then asks the user what to do.
1333#
1334# If the user chooses to send the email, it's sent and 1 is returned.
1335# If the user chooses not to send the email, 0 is returned.
1336# If the user decides they want to make further edits, -1 is returned and the
1337# caller is expected to call send_message again after the edits are performed.
1338#
1339# If an error occurs sending the email, this just dies.
15da1084 1340
68ce9330 1341sub send_message {
4bc87a28 1342 my @recipients = unique_email_list(@to);
e4312255 1343 @cc = (grep { my $cc = extract_valid_address_or_die($_);
83acaaec 1344 not grep { $cc eq $_ || $_ =~ /<\Q${cc}\E>$/ } @recipients
7ac17529 1345 }
7ac17529 1346 @cc);
4bc87a28 1347 my $to = join (",\n\t", @recipients);
e60f6d13 1348 @recipients = unique_email_list(@recipients,@cc,@initial_bcc);
e4312255 1349 @recipients = (map { extract_valid_address_or_die($_) } @recipients);
6bdca890 1350 my $date = format_2822_time($time++);
e923effb
ML
1351 my $gitversion = '@@GIT_VERSION@@';
1352 if ($gitversion =~ m/..GIT_VERSION../) {
3cb8caf7 1353 $gitversion = Git::version();
e923effb 1354 }
4bc87a28 1355
02461e0e 1356 my $cc = join(",\n\t", unique_email_list(@cc));
f06a6a49
JH
1357 my $ccline = "";
1358 if ($cc ne '') {
1359 $ccline = "\nCc: $cc";
1360 }
4f3d3703 1361 make_message_id() unless defined($message_id);
aeb59328 1362
da18759e 1363 my $header = "From: $sender
f06a6a49 1364To: $to${ccline}
4bc87a28 1365Subject: $subject
4bc87a28
EW
1366Date: $date
1367Message-Id: $message_id
4bc87a28 1368";
ac1596a6
LH
1369 if ($use_xmailer) {
1370 $header .= "X-Mailer: git-send-email $gitversion\n";
1371 }
15dc3b91 1372 if ($in_reply_to) {
7ccf7927 1373
15dc3b91 1374 $header .= "In-Reply-To: $in_reply_to\n";
7ccf7927
RA
1375 $header .= "References: $references\n";
1376 }
d11c943c
CL
1377 if ($reply_to) {
1378 $header .= "Reply-To: $reply_to\n";
1379 }
ce91c2f6
JH
1380 if (@xh) {
1381 $header .= join("\n", @xh) . "\n";
1382 }
4bc87a28 1383
c38f0247 1384 my @sendmail_parameters = ('-i', @recipients);
da18759e 1385 my $raw_from = $sender;
c89e3241
FC
1386 if (defined $envelope_sender && $envelope_sender ne "auto") {
1387 $raw_from = $envelope_sender;
1388 }
f073a592
RJ
1389 $raw_from = extract_valid_address($raw_from);
1390 unshift (@sendmail_parameters,
1391 '-f', $raw_from) if(defined $envelope_sender);
8e3d436b 1392
c1f2aa45
JS
1393 if ($needs_confirm && !$dry_run) {
1394 print "\n$header\n";
1395 if ($needs_confirm eq "inform") {
1396 $confirm_unconfigured = 0; # squelch this message for the rest of this run
6e182518 1397 $ask_default = "y"; # assume yes on EOF since user hasn't explicitly asked for confirmation
a4dde4c4
VA
1398 print __ <<EOF ;
1399 The Cc list above has been expanded by additional
1400 addresses found in the patch commit message. By default
1401 send-email prompts before sending whenever this occurs.
1402 This behavior is controlled by the sendemail.confirm
1403 configuration setting.
1404
1405 For additional information, run 'git send-email --help'.
1406 To retain the current behavior, but squelch this message,
1407 run 'git config --global sendemail.confirm auto'.
1408
1409EOF
c1f2aa45 1410 }
04c4a4e8 1411 # TRANSLATORS: Make sure to include [y] [n] [e] [q] [a] in your
a4dde4c4
VA
1412 # translation. The program will only accept English input
1413 # at this point.
04c4a4e8
DD
1414 $_ = ask(__("Send this email? ([y]es|[n]o|[e]dit|[q]uit|[a]ll): "),
1415 valid_re => qr/^(?:yes|y|no|n|edit|e|quit|q|all|a)/i,
6e182518 1416 default => $ask_default);
46493105 1417 die __("Send this email reply required") unless defined $_;
c1f2aa45 1418 if (/^n/i) {
15da1084 1419 return 0;
04c4a4e8
DD
1420 } elsif (/^e/i) {
1421 return -1;
c1f2aa45
JS
1422 } elsif (/^q/i) {
1423 cleanup_compose_files();
1424 exit(0);
1425 } elsif (/^a/i) {
1426 $confirm = 'never';
1427 }
1428 }
1429
052fbea2
PO
1430 unshift (@sendmail_parameters, @smtp_server_options);
1431
6130259c
MW
1432 if ($dry_run) {
1433 # We don't want to send the email.
cb005c1f 1434 } elsif (file_name_is_absolute($smtp_server)) {
aca7ad76
EW
1435 my $pid = open my $sm, '|-';
1436 defined $pid or die $!;
1437 if (!$pid) {
8e3d436b 1438 exec($smtp_server, @sendmail_parameters) or die $!;
aca7ad76
EW
1439 }
1440 print $sm "$header\n$message";
5e2c2ab1 1441 close $sm or die $!;
aca7ad76 1442 } else {
44b2476a
JH
1443
1444 if (!defined $smtp_server) {
46493105 1445 die __("The required SMTP server is not properly defined.")
44b2476a
JH
1446 }
1447
0ead000c 1448 require Net::SMTP;
bfbfc9a9 1449 my $use_net_smtp_ssl = version->parse($Net::SMTP::VERSION) < version->parse("2.34");
0ead000c
DK
1450 $smtp_domain ||= maildomain();
1451
f6bebd12 1452 if ($smtp_encryption eq 'ssl') {
44b2476a 1453 $smtp_server_port ||= 465; # ssmtp
5508f3ed 1454 require IO::Socket::SSL;
9d605249
JK
1455
1456 # Suppress "variable accessed once" warning.
1457 {
1458 no warnings 'once';
1459 $IO::Socket::SSL::DEBUG = 1;
1460 }
1461
5508f3ed
TR
1462 # Net::SMTP::SSL->new() does not forward any SSL options
1463 IO::Socket::SSL::set_client_defaults(
1464 ssl_verify_params());
0ead000c
DK
1465
1466 if ($use_net_smtp_ssl) {
1467 require Net::SMTP::SSL;
1468 $smtp ||= Net::SMTP::SSL->new($smtp_server,
1469 Hello => $smtp_domain,
1470 Port => $smtp_server_port,
1471 Debug => $debug_net_smtp);
1472 }
1473 else {
1474 $smtp ||= Net::SMTP->new($smtp_server,
1475 Hello => $smtp_domain,
1476 Port => $smtp_server_port,
1477 Debug => $debug_net_smtp,
1478 SSL => 1);
1479 }
34cc60ce
DS
1480 }
1481 else {
1a741bf7 1482 $smtp_server_port ||= 25;
1483 $smtp ||= Net::SMTP->new($smtp_server,
69cf7bfd 1484 Hello => $smtp_domain,
1a741bf7 1485 Debug => $debug_net_smtp,
1486 Port => $smtp_server_port);
fb3650ed 1487 if ($smtp_encryption eq 'tls' && $smtp) {
0ead000c
DK
1488 if ($use_net_smtp_ssl) {
1489 $smtp->command('STARTTLS');
1490 $smtp->response();
1491 if ($smtp->code != 220) {
1492 die sprintf(__("Server does not support STARTTLS! %s"), $smtp->message);
1493 }
1494 require Net::SMTP::SSL;
35035bbf
RR
1495 $smtp = Net::SMTP::SSL->start_SSL($smtp,
1496 ssl_verify_params())
0ead000c
DK
1497 or die sprintf(__("STARTTLS failed! %s"), IO::Socket::SSL::errstr());
1498 }
1499 else {
1500 $smtp->starttls(ssl_verify_params())
1501 or die sprintf(__("STARTTLS failed! %s"), IO::Socket::SSL::errstr());
f6bebd12 1502 }
0ead000c
DK
1503 $smtp_encryption = '';
1504 # Send EHLO again to receive fresh
1505 # supported commands
1506 $smtp->hello($smtp_domain);
f6bebd12 1507 }
44b2476a
JH
1508 }
1509
1510 if (!$smtp) {
3c5cd20c
VA
1511 die __("Unable to initialize SMTP properly. Check config and use --smtp-debug."),
1512 " VALUES: server=$smtp_server ",
e5afb3a6 1513 "encryption=$smtp_encryption ",
69cf7bfd 1514 "hello=$smtp_domain",
a1dd7e16 1515 defined $smtp_server_port ? " port=$smtp_server_port" : "";
44b2476a
JH
1516 }
1517
4d31a44a 1518 smtp_auth_maybe or die $smtp->message;
2363d746 1519
2b69bfc2 1520 $smtp->mail( $raw_from ) or die $smtp->message;
aca7ad76
EW
1521 $smtp->to( @recipients ) or die $smtp->message;
1522 $smtp->data or die $smtp->message;
f60c483d
SA
1523 $smtp->datasend("$header\n") or die $smtp->message;
1524 my @lines = split /^/, $message;
1525 foreach my $line (@lines) {
1526 $smtp->datasend("$line") or die $smtp->message;
1527 }
aca7ad76 1528 $smtp->dataend() or die $smtp->message;
3c5cd20c 1529 $smtp->code =~ /250|200/ or die sprintf(__("Failed to send %s\n"), $subject).$smtp->message;
aca7ad76 1530 }
2718435b 1531 if ($quiet) {
3c5cd20c 1532 printf($dry_run ? __("Dry-Sent %s\n") : __("Sent %s\n"), $subject);
2718435b 1533 } else {
a4dde4c4 1534 print($dry_run ? __("Dry-OK. Log says:\n") : __("OK. Log says:\n"));
cb005c1f 1535 if (!file_name_is_absolute($smtp_server)) {
aca7ad76 1536 print "Server: $smtp_server\n";
2b69bfc2 1537 print "MAIL FROM:<$raw_from>\n";
02461e0e
JP
1538 foreach my $entry (@recipients) {
1539 print "RCPT TO:<$entry>\n";
1540 }
aca7ad76 1541 } else {
8e3d436b 1542 print "Sendmail: $smtp_server ".join(' ',@sendmail_parameters)."\n";
aca7ad76 1543 }
b7f30e0a 1544 print $header, "\n";
aca7ad76 1545 if ($smtp) {
46493105 1546 print __("Result: "), $smtp->code, ' ',
aca7ad76
EW
1547 ($smtp->message =~ /\n([^\n]+\n)$/s), "\n";
1548 } else {
46493105 1549 print __("Result: OK\n");
aca7ad76 1550 }
30d08b34 1551 }
15da1084
MW
1552
1553 return 1;
83b24437
RA
1554}
1555
15dc3b91
CL
1556$in_reply_to = $initial_in_reply_to;
1557$references = $initial_in_reply_to || '';
83b24437 1558$subject = $initial_subject;
c1f2aa45 1559$message_num = 0;
83b24437 1560
04c4a4e8
DD
1561# Prepares the email, prompts the user, sends it out
1562# Returns 0 if an edit was done and the function should be called again, or 1
1563# otherwise.
1564sub process_file {
1565 my ($t) = @_;
1566
3c5cd20c 1567 open my $fh, "<", $t or die sprintf(__("can't open file %s"), $t);
83b24437 1568
94638f89 1569 my $author = undef;
4cb46bdd 1570 my $sauthor = undef;
8291db6f
JK
1571 my $author_encoding;
1572 my $has_content_type;
1573 my $body_encoding;
bb29456c
PB
1574 my $xfer_encoding;
1575 my $has_mime_version;
3c3bb51c 1576 @to = ();
c1f2aa45 1577 @cc = ();
ce91c2f6 1578 @xh = ();
e6b0964a 1579 my $input_format = undef;
5012699d 1580 my @header = ();
83b24437 1581 $message = "";
c1f2aa45 1582 $message_num++;
5012699d 1583 # First unfold multiline header fields
f9237e61 1584 while(<$fh>) {
5012699d
JS
1585 last if /^\s*$/;
1586 if (/^\s+\S/ and @header) {
1587 chomp($header[$#header]);
1588 s/^\s+/ /;
1589 $header[$#header] .= $_;
1590 } else {
1591 push(@header, $_);
1592 }
1593 }
1594 # Now parse the header
1595 foreach(@header) {
1596 if (/^From /) {
1597 $input_format = 'mbox';
1598 next;
1599 }
1600 chomp;
1601 if (!defined $input_format && /^[-A-Za-z]+:\s/) {
1602 $input_format = 'mbox';
1603 }
1604
1605 if (defined $input_format && $input_format eq 'mbox') {
6310071a 1606 if (/^Subject:\s+(.*)$/i) {
5012699d 1607 $subject = $1;
e6b0964a 1608 }
6310071a 1609 elsif (/^From:\s+(.*)$/i) {
5012699d 1610 ($author, $author_encoding) = unquote_rfc2047($1);
4cb46bdd 1611 $sauthor = sanitize_address($author);
5012699d 1612 next if $suppress_cc{'author'};
da18759e 1613 next if $suppress_cc{'self'} and $sauthor eq $sender;
a4dde4c4 1614 printf(__("(mbox) Adding cc: %s from line '%s'\n"),
5012699d
JS
1615 $1, $_) unless $quiet;
1616 push @cc, $1;
e6b0964a 1617 }
6310071a 1618 elsif (/^To:\s+(.*)$/i) {
21802cd3 1619 foreach my $addr (parse_address_line($1)) {
a4dde4c4 1620 printf(__("(mbox) Adding to: %s from line '%s'\n"),
21802cd3 1621 $addr, $_) unless $quiet;
e4312255 1622 push @to, $addr;
21802cd3
SB
1623 }
1624 }
6310071a 1625 elsif (/^Cc:\s+(.*)$/i) {
5012699d 1626 foreach my $addr (parse_address_line($1)) {
da18759e
MT
1627 my $qaddr = unquote_rfc2047($addr);
1628 my $saddr = sanitize_address($qaddr);
1629 if ($saddr eq $sender) {
65648283 1630 next if ($suppress_cc{'self'});
65648283
DB
1631 } else {
1632 next if ($suppress_cc{'cc'});
8a8e6235 1633 }
a4dde4c4 1634 printf(__("(mbox) Adding cc: %s from line '%s'\n"),
5012699d
JS
1635 $addr, $_) unless $quiet;
1636 push @cc, $addr;
83b24437 1637 }
5012699d
JS
1638 }
1639 elsif (/^Content-type:/i) {
1640 $has_content_type = 1;
1641 if (/charset="?([^ "]+)/) {
1642 $body_encoding = $1;
83b24437 1643 }
5012699d 1644 push @xh, $_;
83b24437 1645 }
bb29456c
PB
1646 elsif (/^MIME-Version/i) {
1647 $has_mime_version = 1;
1648 push @xh, $_;
1649 }
5012699d
JS
1650 elsif (/^Message-Id: (.*)/i) {
1651 $message_id = $1;
83b24437 1652 }
bb29456c
PB
1653 elsif (/^Content-Transfer-Encoding: (.*)/i) {
1654 $xfer_encoding = $1 if not defined $xfer_encoding;
1655 }
256be1d3
SA
1656 elsif (/^In-Reply-To: (.*)/i) {
1657 $in_reply_to = $1;
1658 }
1659 elsif (/^References: (.*)/i) {
1660 $references = $1;
1661 }
6310071a 1662 elsif (!/^Date:\s/i && /^[-A-Za-z]+:\s+\S/) {
5012699d
JS
1663 push @xh, $_;
1664 }
83b24437 1665 } else {
5012699d
JS
1666 # In the traditional
1667 # "send lots of email" format,
1668 # line 1 = cc
1669 # line 2 = subject
1670 # So let's support that, too.
1671 $input_format = 'lots';
1672 if (@cc == 0 && !$suppress_cc{'cc'}) {
a4dde4c4 1673 printf(__("(non-mbox) Adding cc: %s from line '%s'\n"),
5012699d
JS
1674 $_, $_) unless $quiet;
1675 push @cc, $_;
1676 } elsif (!defined $subject) {
1677 $subject = $_;
83b24437
RA
1678 }
1679 }
1680 }
5012699d 1681 # Now parse the message body
f9237e61 1682 while(<$fh>) {
5012699d 1683 $message .= $_;
cb2922fe 1684 if (/^(Signed-off-by|Cc): (.*)/i) {
5012699d 1685 chomp;
3531e270 1686 my ($what, $c) = ($1, $2);
cb2922fe
MM
1687 # strip garbage for the address we'll use:
1688 $c = strip_garbage_one_address($c);
1689 # sanitize a bit more to decide whether to suppress the address:
da18759e
MT
1690 my $sc = sanitize_address($c);
1691 if ($sc eq $sender) {
3531e270
JS
1692 next if ($suppress_cc{'self'});
1693 } else {
1694 next if $suppress_cc{'sob'} and $what =~ /Signed-off-by/i;
1695 next if $suppress_cc{'bodycc'} and $what =~ /Cc/i;
1696 }
5012699d 1697 push @cc, $c;
a4dde4c4 1698 printf(__("(body) Adding cc: %s from line '%s'\n"),
5012699d
JS
1699 $c, $_) unless $quiet;
1700 }
1701 }
f9237e61 1702 close $fh;
324a8bd0 1703
6e74e075
JP
1704 push @to, recipients_cmd("to-cmd", "to", $to_cmd, $t)
1705 if defined $to_cmd;
1706 push @cc, recipients_cmd("cc-cmd", "cc", $cc_cmd, $t)
1707 if defined $cc_cmd && !$suppress_cc{'cccmd'};
324a8bd0 1708
3cae7e5b 1709 if ($broken_encoding{$t} && !$has_content_type) {
bb29456c 1710 $xfer_encoding = '8bit' if not defined $xfer_encoding;
3cae7e5b 1711 $has_content_type = 1;
bb29456c 1712 push @xh, "Content-Type: text/plain; charset=$auto_8bit_encoding";
3cae7e5b
TR
1713 $body_encoding = $auto_8bit_encoding;
1714 }
1715
ce547800
KM
1716 if ($broken_encoding{$t} && !is_rfc2047_quoted($subject)) {
1717 $subject = quote_subject($subject, $auto_8bit_encoding);
3cae7e5b
TR
1718 }
1719
4cb46bdd 1720 if (defined $sauthor and $sauthor ne $sender) {
94638f89 1721 $message = "From: $author\n\n$message";
8291db6f
JK
1722 if (defined $author_encoding) {
1723 if ($has_content_type) {
1724 if ($body_encoding eq $author_encoding) {
1725 # ok, we already have the right encoding
1726 }
1727 else {
1728 # uh oh, we should re-encode
1729 }
1730 }
1731 else {
bb29456c 1732 $xfer_encoding = '8bit' if not defined $xfer_encoding;
3cae7e5b 1733 $has_content_type = 1;
8291db6f 1734 push @xh,
bb29456c 1735 "Content-Type: text/plain; charset=$author_encoding";
8291db6f
JK
1736 }
1737 }
8a8e6235 1738 }
e67a228c 1739 $xfer_encoding = '8bit' if not defined $xfer_encoding;
1740 ($message, $xfer_encoding) = apply_transfer_encoding(
1741 $message, $xfer_encoding, $target_xfer_encoding);
1742 push @xh, "Content-Transfer-Encoding: $xfer_encoding";
1743 unshift @xh, 'MIME-Version: 1.0' unless $has_mime_version;
83b24437 1744
c1f2aa45
JS
1745 $needs_confirm = (
1746 $confirm eq "always" or
1747 ($confirm =~ /^(?:auto|cc)$/ && @cc) or
1748 ($confirm =~ /^(?:auto|compose)$/ && $compose && $message_num == 1));
1749 $needs_confirm = "inform" if ($needs_confirm && $confirm_unconfigured && @cc);
1750
b5e112d8
RL
1751 @to = process_address_list(@to);
1752 @cc = process_address_list(@cc);
e4312255 1753
3c3bb51c 1754 @to = (@initial_to, @to);
c1f2aa45
JS
1755 @cc = (@initial_cc, @cc);
1756
f515c904
MT
1757 if ($message_num == 1) {
1758 if (defined $cover_cc and $cover_cc) {
1759 @initial_cc = @cc;
1760 }
1761 if (defined $cover_to and $cover_to) {
1762 @initial_to = @to;
1763 }
1764 }
1765
15da1084 1766 my $message_was_sent = send_message();
04c4a4e8
DD
1767 if ($message_was_sent == -1) {
1768 do_edit($t);
1769 return 0;
1770 }
83b24437
RA
1771
1772 # set up for the next message
95a877a3 1773 if ($thread && $message_was_sent &&
15dc3b91 1774 ($chain_reply_to || !defined $in_reply_to || length($in_reply_to) == 0 ||
db54c8e7 1775 $message_num == 1)) {
15dc3b91 1776 $in_reply_to = $message_id;
7ccf7927 1777 if (length $references > 0) {
a925b89c 1778 $references .= "\n $message_id";
7ccf7927
RA
1779 } else {
1780 $references = "$message_id";
1781 }
78488b2c 1782 }
4f3d3703 1783 $message_id = undef;
5453b83b 1784 $num_sent++;
1785 if (defined $batch_size && $num_sent == $batch_size) {
1786 $num_sent = 0;
1787 $smtp->quit if defined $smtp;
1788 undef $smtp;
1789 undef $auth;
1790 sleep($relogin_delay) if defined $relogin_delay;
1791 }
04c4a4e8
DD
1792
1793 return 1;
1794}
1795
1796foreach my $t (@files) {
1797 while (!process_file($t)) {
1798 # user edited the file
1799 }
83b24437 1800}
e205735d 1801
6e74e075
JP
1802# Execute a command (e.g. $to_cmd) to get a list of email addresses
1803# and return a results array
1804sub recipients_cmd {
1805 my ($prefix, $what, $cmd, $file) = @_;
1806
6e74e075 1807 my @addresses = ();
a47eab03 1808 open my $fh, "-|", "$cmd \Q$file\E"
3c5cd20c 1809 or die sprintf(__("(%s) Could not execute '%s'"), $prefix, $cmd);
7ebee441 1810 while (my $address = <$fh>) {
6e74e075
JP
1811 $address =~ s/^\s*//g;
1812 $address =~ s/\s*$//g;
1813 $address = sanitize_address($address);
da18759e 1814 next if ($address eq $sender and $suppress_cc{'self'});
6e74e075 1815 push @addresses, $address;
3c5cd20c
VA
1816 printf(__("(%s) Adding %s: %s from: '%s'\n"),
1817 $prefix, $what, $address, $cmd) unless $quiet;
6e74e075 1818 }
7ebee441 1819 close $fh
3c5cd20c 1820 or die sprintf(__("(%s) failed to close pipe to '%s'"), $prefix, $cmd);
6e74e075
JP
1821 return @addresses;
1822}
1823
c1f2aa45 1824cleanup_compose_files();
1f038a0c 1825
4bf597ee 1826sub cleanup_compose_files {
c1f2aa45 1827 unlink($compose_filename, $compose_filename . ".final") if $compose;
1f038a0c
RA
1828}
1829
4bc87a28 1830$smtp->quit if $smtp;
e205735d 1831
8d814084
PB
1832sub apply_transfer_encoding {
1833 my $message = shift;
1834 my $from = shift;
1835 my $to = shift;
1836
1837 return $message if ($from eq $to and $from ne '7bit');
1838
1839 require MIME::QuotedPrint;
1840 require MIME::Base64;
1841
1842 $message = MIME::QuotedPrint::decode($message)
1843 if ($from eq 'quoted-printable');
1844 $message = MIME::Base64::decode($message)
1845 if ($from eq 'base64');
1846
7a36987f 1847 $to = ($message =~ /.{999,}/) ? 'quoted-printable' : '8bit'
1848 if $to eq 'auto';
1849
46493105 1850 die __("cannot send message as 7bit")
8d814084 1851 if ($to eq '7bit' and $message =~ /[^[:ascii:]]/);
7a36987f 1852 return ($message, $to)
8d814084 1853 if ($to eq '7bit' or $to eq '8bit');
7a36987f 1854 return (MIME::QuotedPrint::encode($message, "\n", 0), $to)
8d814084 1855 if ($to eq 'quoted-printable');
7a36987f 1856 return (MIME::Base64::encode($message, "\n"), $to)
8d814084 1857 if ($to eq 'base64');
46493105 1858 die __("invalid transfer encoding");
8d814084
PB
1859}
1860
c438ea2a 1861sub unique_email_list {
e205735d
RA
1862 my %seen;
1863 my @emails;
1864
1865 foreach my $entry (@_) {
e4312255
KM
1866 my $clean = extract_valid_address_or_die($entry);
1867 $seen{$clean} ||= 0;
1868 next if $seen{$clean}++;
1869 push @emails, $entry;
e205735d
RA
1870 }
1871 return @emails;
1872}
747bbff9
JK
1873
1874sub validate_patch {
f2d06fb1 1875 my ($fn, $xfer_encoding) = @_;
6489660b 1876
177409e5
JT
1877 if ($repo) {
1878 my $validate_hook = catfile(catdir($repo->repo_path(), 'hooks'),
1879 'sendemail-validate');
1880 my $hook_error;
1881 if (-x $validate_hook) {
1882 my $target = abs_path($fn);
1883 # The hook needs a correct cwd and GIT_DIR.
1884 my $cwd_save = cwd();
1885 chdir($repo->wc_path() or $repo->repo_path())
1886 or die("chdir: $!");
1887 local $ENV{"GIT_DIR"} = $repo->repo_path();
1888 $hook_error = "rejected by sendemail-validate hook"
1889 if system($validate_hook, $target);
1890 chdir($cwd_save) or die("chdir: $!");
1891 }
1892 return $hook_error if $hook_error;
1893 }
6489660b 1894
f2d06fb1 1895 # Any long lines will be automatically fixed if we use a suitable transfer
1896 # encoding.
1897 unless ($xfer_encoding =~ /^(?:auto|quoted-printable|base64)$/) {
1898 open(my $fh, '<', $fn)
1899 or die sprintf(__("unable to open %s: %s\n"), $fn, $!);
1900 while (my $line = <$fh>) {
1901 if (length($line) > 998) {
1902 return sprintf(__("%s: patch contains a line longer than 998 characters"), $.);
1903 }
747bbff9
JK
1904 }
1905 }
622bc930 1906 return;
747bbff9 1907}
0706bd19 1908
531220ba
JH
1909sub handle_backup {
1910 my ($last, $lastlen, $file, $known_suffix) = @_;
1911 my ($suffix, $skip);
1912
1913 $skip = 0;
1914 if (defined $last &&
1915 ($lastlen < length($file)) &&
1916 (substr($file, 0, $lastlen) eq $last) &&
1917 ($suffix = substr($file, $lastlen)) !~ /^[a-z0-9]/i) {
1918 if (defined $known_suffix && $suffix eq $known_suffix) {
3c5cd20c 1919 printf(__("Skipping %s with backup suffix '%s'.\n"), $file, $known_suffix);
531220ba
JH
1920 $skip = 1;
1921 } else {
3c5cd20c
VA
1922 # TRANSLATORS: please keep "[y|N]" as is.
1923 my $answer = ask(sprintf(__("Do you really want to send %s? [y|N]: "), $file),
531220ba
JH
1924 valid_re => qr/^(?:y|n)/i,
1925 default => 'n');
1926 $skip = ($answer ne 'y');
1927 if ($skip) {
1928 $known_suffix = $suffix;
1929 }
1930 }
1931 }
1932 return ($skip, $known_suffix);
1933}
1934
1935sub handle_backup_files {
1936 my @file = @_;
1937 my ($last, $lastlen, $known_suffix, $skip, @result);
1938 for my $file (@file) {
1939 ($skip, $known_suffix) = handle_backup($last, $lastlen,
1940 $file, $known_suffix);
1941 push @result, $file unless $skip;
1942 $last = $file;
1943 $lastlen = length($file);
1944 }
1945 return @result;
1946}
1947
0706bd19
JK
1948sub file_has_nonascii {
1949 my $fn = shift;
1950 open(my $fh, '<', $fn)
3c5cd20c 1951 or die sprintf(__("unable to open %s: %s\n"), $fn, $!);
0706bd19
JK
1952 while (my $line = <$fh>) {
1953 return 1 if $line =~ /[^[:ascii:]]/;
1954 }
1955 return 0;
1956}
3cae7e5b
TR
1957
1958sub body_or_subject_has_nonascii {
1959 my $fn = shift;
1960 open(my $fh, '<', $fn)
3c5cd20c 1961 or die sprintf(__("unable to open %s: %s\n"), $fn, $!);
3cae7e5b
TR
1962 while (my $line = <$fh>) {
1963 last if $line =~ /^$/;
1964 return 1 if $line =~ /^Subject.*[^[:ascii:]]/;
1965 }
1966 while (my $line = <$fh>) {
1967 return 1 if $line =~ /[^[:ascii:]]/;
1968 }
1969 return 0;
1970}