send-email: document --no-[to|cc|bcc]
[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#
f3d9f354
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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JS
106 --confirm <str> * Confirm recipients before sending;
107 auto, cc, compose, always, or never.
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MW
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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JK
115 Information:
116 --dump-aliases * Dump configured aliases and exit.
117
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MC
118EOT
119 exit(1);
120}
121
4bc87a28 122# most mail servers generate the Date: header, but not all...
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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:
3494dfd3 172my (@to,@cc,@xh,$envelope_sender,
d11c943c 173 $initial_in_reply_to,$reply_to,$initial_subject,@files,
3494dfd3
ÆAB
174 $author,$sender,$smtp_authpass,$annotate,$compose,$time);
175# Things we either get from config, *or* are overridden on the
176# command-line.
177my ($no_cc, $no_to, $no_bcc);
178my (@config_to, @getopt_to);
179my (@config_cc, @getopt_cc);
180my (@config_bcc, @getopt_bcc);
78488b2c 181
9133261f 182# Example reply to:
15dc3b91 183#$initial_in_reply_to = ''; #<20050203173208.GA23964@foobar.com>';
83b24437 184
ad79c024
FL
185my $repo = eval { Git->repository() };
186my @repo = $repo ? ($repo) : ();
280242d1 187my $term = eval {
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188 $ENV{"GIT_SEND_EMAIL_NOTTY"}
189 ? new Term::ReadLine 'git-send-email', \*STDIN, \*STDOUT
190 : new Term::ReadLine 'git-send-email';
280242d1
JH
191};
192if ($@) {
193 $term = new FakeTerm "$@: going non-interactive";
194}
83b24437 195
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AR
196# Behavior modification variables
197my ($quiet, $dry_run) = (0, 0);
5df9fcf6 198my $format_patch;
afe756c9 199my $compose_filename;
a03bc5b6 200my $force = 0;
17b7a832 201my $dump_aliases = 0;
5483c71d 202
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PH
203# Handle interactive edition of files.
204my $multiedit;
0ce142c9 205my $editor;
b4479f07 206
8fd5bb7f 207sub do_edit {
0ce142c9
MG
208 if (!defined($editor)) {
209 $editor = Git::command_oneline('var', 'GIT_EDITOR');
210 }
8fd5bb7f 211 if (defined($multiedit) && !$multiedit) {
beece9da
PH
212 map {
213 system('sh', '-c', $editor.' "$@"', $editor, $_);
214 if (($? & 127) || ($? >> 8)) {
46493105 215 die(__("the editor exited uncleanly, aborting everything"));
beece9da
PH
216 }
217 } @_;
8fd5bb7f
PH
218 } else {
219 system('sh', '-c', $editor.' "$@"', $editor, @_);
beece9da 220 if (($? & 127) || ($? >> 8)) {
46493105 221 die(__("the editor exited uncleanly, aborting everything"));
beece9da 222 }
8fd5bb7f
PH
223 }
224}
5483c71d
AR
225
226# Variables with corresponding config settings
3494dfd3 227my ($suppress_from, $signed_off_by_cc);
f515c904 228my ($cover_cc, $cover_to);
6e74e075 229my ($to_cmd, $cc_cmd);
052fbea2 230my ($smtp_server, $smtp_server_port, @smtp_server_options);
35035bbf 231my ($smtp_authuser, $smtp_encryption, $smtp_ssl_cert_path);
5453b83b 232my ($batch_size, $relogin_delay);
0f2e68b5 233my ($identity, $aliasfiletype, @alias_files, $smtp_domain, $smtp_auth);
3494dfd3 234my ($confirm);
65648283 235my (@suppress_cc);
3cae7e5b 236my ($auto_8bit_encoding);
62e00690 237my ($compose_encoding);
3494dfd3 238# Variables with corresponding config settings & hardcoded defaults
f60812ef 239my ($debug_net_smtp) = 0; # Net::SMTP, see send_message()
3494dfd3
ÆAB
240my $thread = 1;
241my $chain_reply_to = 0;
242my $use_xmailer = 1;
243my $validate = 1;
244my $target_xfer_encoding = 'auto';
f60812ef 245
34cc60ce 246my %config_bool_settings = (
3494dfd3
ÆAB
247 "thread" => \$thread,
248 "chainreplyto" => \$chain_reply_to,
249 "suppressfrom" => \$suppress_from,
250 "signedoffbycc" => \$signed_off_by_cc,
251 "cccover" => \$cover_cc,
252 "tocover" => \$cover_to,
253 "signedoffcc" => \$signed_off_by_cc,
254 "validate" => \$validate,
255 "multiedit" => \$multiedit,
256 "annotate" => \$annotate,
257 "xmailer" => \$use_xmailer,
e46f7a0e
AR
258);
259
34cc60ce
DS
260my %config_settings = (
261 "smtpserver" => \$smtp_server,
44b2476a 262 "smtpserverport" => \$smtp_server_port,
052fbea2 263 "smtpserveroption" => \@smtp_server_options,
34cc60ce
DS
264 "smtpuser" => \$smtp_authuser,
265 "smtppass" => \$smtp_authpass,
e1e9115d 266 "smtpdomain" => \$smtp_domain,
0f2e68b5 267 "smtpauth" => \$smtp_auth,
5453b83b 268 "smtpbatchsize" => \$batch_size,
269 "smtprelogindelay" => \$relogin_delay,
3494dfd3 270 "to" => \@config_to,
6e74e075 271 "tocmd" => \$to_cmd,
3494dfd3 272 "cc" => \@config_cc,
34cc60ce
DS
273 "cccmd" => \$cc_cmd,
274 "aliasfiletype" => \$aliasfiletype,
3494dfd3 275 "bcc" => \@config_bcc,
65648283 276 "suppresscc" => \@suppress_cc,
9f7820ae 277 "envelopesender" => \$envelope_sender,
c1f2aa45 278 "confirm" => \$confirm,
09caa24f 279 "from" => \$sender,
3cae7e5b 280 "assume8bitencoding" => \$auto_8bit_encoding,
62e00690 281 "composeencoding" => \$compose_encoding,
8d814084 282 "transferencoding" => \$target_xfer_encoding,
34cc60ce 283);
4a62d3f5 284
cec5dae8
CS
285my %config_path_settings = (
286 "aliasesfile" => \@alias_files,
6e07a3b5 287 "smtpsslcertpath" => \$smtp_ssl_cert_path,
cec5dae8
CS
288);
289
87429976
MW
290# Handle Uncouth Termination
291sub signal_handler {
292
293 # Make text normal
294 print color("reset"), "\n";
295
296 # SMTP password masked
297 system "stty echo";
298
299 # tmp files from --compose
afe756c9
JS
300 if (defined $compose_filename) {
301 if (-e $compose_filename) {
3c5cd20c
VA
302 printf __("'%s' contains an intermediate version ".
303 "of the email you were composing.\n"),
304 $compose_filename;
afe756c9
JS
305 }
306 if (-e ($compose_filename . ".final")) {
3c5cd20c
VA
307 printf __("'%s.final' contains the composed email.\n"),
308 $compose_filename;
afe756c9 309 }
87429976
MW
310 }
311
312 exit;
313};
314
315$SIG{TERM} = \&signal_handler;
316$SIG{INT} = \&signal_handler;
317
c573572c
ÆAB
318# Read our sendemail.* config
319sub read_config {
320 my ($prefix) = @_;
321
322 foreach my $setting (keys %config_bool_settings) {
3494dfd3
ÆAB
323 my $target = $config_bool_settings{$setting};
324 my $v = Git::config_bool(@repo, "$prefix.$setting");
325 $$target = $v if defined $v;
c573572c
ÆAB
326 }
327
328 foreach my $setting (keys %config_path_settings) {
329 my $target = $config_path_settings{$setting};
330 if (ref($target) eq "ARRAY") {
331 unless (@$target) {
332 my @values = Git::config_path(@repo, "$prefix.$setting");
333 @$target = @values if (@values && defined $values[0]);
334 }
335 }
336 else {
3494dfd3
ÆAB
337 my $v = Git::config_path(@repo, "$prefix.$setting");
338 $$target = $v if defined $v;
c573572c
ÆAB
339 }
340 }
341
342 foreach my $setting (keys %config_settings) {
343 my $target = $config_settings{$setting};
c573572c
ÆAB
344 if (ref($target) eq "ARRAY") {
345 unless (@$target) {
346 my @values = Git::config(@repo, "$prefix.$setting");
347 @$target = @values if (@values && defined $values[0]);
348 }
349 }
350 else {
3494dfd3
ÆAB
351 my $v = Git::config(@repo, "$prefix.$setting");
352 $$target = $v if defined $v;
c573572c
ÆAB
353 }
354 }
355
356 if (!defined $smtp_encryption) {
357 my $enc = Git::config(@repo, "$prefix.smtpencryption");
358 if (defined $enc) {
359 $smtp_encryption = $enc;
360 } elsif (Git::config_bool(@repo, "$prefix.smtpssl")) {
361 $smtp_encryption = 'ssl';
362 }
363 }
364}
365
3494dfd3
ÆAB
366$identity = Git::config(@repo, "sendemail.identity");
367read_config("sendemail.$identity") if defined $identity;
368read_config("sendemail");
369
83b24437
RA
370# Begin by accumulating all the variables (defined above), that we will end up
371# needing, first, from the command line:
372
c5978246
CB
373my $help;
374my $rc = GetOptions("h" => \$help,
17b7a832
JK
375 "dump-aliases" => \$dump_aliases);
376usage() unless $rc;
46493105 377die __("--dump-aliases incompatible with other options\n")
17b7a832
JK
378 if !$help and $dump_aliases and @ARGV;
379$rc = GetOptions(
c5978246 380 "sender|from=s" => \$sender,
15dc3b91 381 "in-reply-to=s" => \$initial_in_reply_to,
d11c943c 382 "reply-to=s" => \$reply_to,
83b24437 383 "subject=s" => \$initial_subject,
3494dfd3 384 "to=s" => \@getopt_to,
6e74e075 385 "to-cmd=s" => \$to_cmd,
f434c083 386 "no-to" => \$no_to,
3494dfd3 387 "cc=s" => \@getopt_cc,
f434c083 388 "no-cc" => \$no_cc,
3494dfd3 389 "bcc=s" => \@getopt_bcc,
f434c083 390 "no-bcc" => \$no_bcc,
78488b2c 391 "chain-reply-to!" => \$chain_reply_to,
f4714943 392 "no-chain-reply-to" => sub {$chain_reply_to = 0},
3342d850 393 "smtp-server=s" => \$smtp_server,
052fbea2 394 "smtp-server-option=s" => \@smtp_server_options,
44b2476a 395 "smtp-server-port=s" => \$smtp_server_port,
34cc60ce 396 "smtp-user=s" => \$smtp_authuser,
2363d746 397 "smtp-pass:s" => \$smtp_authpass,
f6bebd12
TR
398 "smtp-ssl" => sub { $smtp_encryption = 'ssl' },
399 "smtp-encryption=s" => \$smtp_encryption,
979e652a 400 "smtp-ssl-cert-path=s" => \$smtp_ssl_cert_path,
f60812ef 401 "smtp-debug:i" => \$debug_net_smtp,
69cf7bfd 402 "smtp-domain:s" => \$smtp_domain,
0f2e68b5 403 "smtp-auth=s" => \$smtp_auth,
34cc60ce 404 "identity=s" => \$identity,
402596aa 405 "annotate!" => \$annotate,
f4714943 406 "no-annotate" => sub {$annotate = 0},
1f038a0c 407 "compose" => \$compose,
30d08b34 408 "quiet" => \$quiet,
324a8bd0 409 "cc-cmd=s" => \$cc_cmd,
5483c71d 410 "suppress-from!" => \$suppress_from,
f4714943 411 "no-suppress-from" => sub {$suppress_from = 0},
65648283 412 "suppress-cc=s" => \@suppress_cc,
ddc3d4fe 413 "signed-off-cc|signed-off-by-cc!" => \$signed_off_by_cc,
f4714943 414 "no-signed-off-cc|no-signed-off-by-cc" => sub {$signed_off_by_cc = 0},
f515c904 415 "cc-cover|cc-cover!" => \$cover_cc,
f4714943 416 "no-cc-cover" => sub {$cover_cc = 0},
f515c904 417 "to-cover|to-cover!" => \$cover_to,
f4714943 418 "no-to-cover" => sub {$cover_to = 0},
c1f2aa45 419 "confirm=s" => \$confirm,
6130259c 420 "dry-run" => \$dry_run,
f073a592 421 "envelope-sender=s" => \$envelope_sender,
5483c71d 422 "thread!" => \$thread,
f4714943 423 "no-thread" => sub {$thread = 0},
dbf5e1e9 424 "validate!" => \$validate,
f4714943 425 "no-validate" => sub {$validate = 0},
8d814084 426 "transfer-encoding=s" => \$target_xfer_encoding,
5df9fcf6 427 "format-patch!" => \$format_patch,
f4714943 428 "no-format-patch" => sub {$format_patch = 0},
3cae7e5b 429 "8bit-encoding=s" => \$auto_8bit_encoding,
62e00690 430 "compose-encoding=s" => \$compose_encoding,
a03bc5b6 431 "force" => \$force,
ac1596a6 432 "xmailer!" => \$use_xmailer,
f4714943 433 "no-xmailer" => sub {$use_xmailer = 0},
5453b83b 434 "batch-size=i" => \$batch_size,
435 "relogin-delay=i" => \$relogin_delay,
83b24437
RA
436 );
437
3494dfd3
ÆAB
438# Munge any "either config or getopt, not both" variables
439my @initial_to = @getopt_to ? @getopt_to : ($no_to ? () : @config_to);
440my @initial_cc = @getopt_cc ? @getopt_cc : ($no_cc ? () : @config_cc);
441my @initial_bcc = @getopt_bcc ? @getopt_bcc : ($no_bcc ? () : @config_bcc);
442
c5978246 443usage() if $help;
1b0baf14
MC
444unless ($rc) {
445 usage();
446}
447
46493105 448die __("Cannot run git format-patch from outside a repository\n")
eed6ca7c
JS
449 if $format_patch and not $repo;
450
9caa7069
SB
451die __("`batch-size` and `relogin` must be specified together " .
452 "(via command-line or configuration option)\n")
453 if defined $relogin_delay and not defined $batch_size;
454
fa835cd5
TR
455# 'default' encryption is none -- this only prevents a warning
456$smtp_encryption = '' unless (defined $smtp_encryption);
457
65648283
DB
458# Set CC suppressions
459my(%suppress_cc);
460if (@suppress_cc) {
461 foreach my $entry (@suppress_cc) {
3c5cd20c 462 die sprintf(__("Unknown --suppress-cc field: '%s'\n"), $entry)
e9bf741b 463 unless $entry =~ /^(?:all|cccmd|cc|author|self|sob|body|bodycc)$/;
65648283
DB
464 $suppress_cc{$entry} = 1;
465 }
466}
467
468if ($suppress_cc{'all'}) {
cb8a9bd5 469 foreach my $entry (qw (cccmd cc author self sob body bodycc)) {
65648283
DB
470 $suppress_cc{$entry} = 1;
471 }
472 delete $suppress_cc{'all'};
473}
474
475# If explicit old-style ones are specified, they trump --suppress-cc.
476$suppress_cc{'self'} = $suppress_from if defined $suppress_from;
ddc3d4fe 477$suppress_cc{'sob'} = !$signed_off_by_cc if defined $signed_off_by_cc;
65648283 478
3531e270
JS
479if ($suppress_cc{'body'}) {
480 foreach my $entry (qw (sob bodycc)) {
481 $suppress_cc{$entry} = 1;
482 }
483 delete $suppress_cc{'body'};
484}
485
c1f2aa45
JS
486# Set confirm's default value
487my $confirm_unconfigured = !defined $confirm;
488if ($confirm_unconfigured) {
489 $confirm = scalar %suppress_cc ? 'compose' : 'auto';
490};
3c5cd20c 491die sprintf(__("Unknown --confirm setting: '%s'\n"), $confirm)
c1f2aa45
JS
492 unless $confirm =~ /^(?:auto|cc|compose|always|never)/;
493
65648283
DB
494# Debugging, print out the suppressions.
495if (0) {
496 print "suppressions:\n";
497 foreach my $entry (keys %suppress_cc) {
498 printf " %-5s -> $suppress_cc{$entry}\n", $entry;
499 }
500}
501
ad79c024
FL
502my ($repoauthor, $repocommitter);
503($repoauthor) = Git::ident_person(@repo, 'author');
504($repocommitter) = Git::ident_person(@repo, 'committer');
34cc60ce 505
5012699d 506sub parse_address_line {
bd869f67 507 return map { $_->format } Mail::Address->parse($_[0]);
5012699d
JS
508}
509
0e73b3ee 510sub split_addrs {
2f0e7cbb 511 return quotewords('\s*,\s*', 1, @_);
0e73b3ee
WF
512}
513
994d6c66 514my %aliases;
09f1157b
ES
515
516sub parse_sendmail_alias {
517 local $_ = shift;
518 if (/"/) {
3c5cd20c 519 printf STDERR __("warning: sendmail alias with quotes is not supported: %s\n"), $_;
86b89848 520 } elsif (/:include:/) {
3c5cd20c 521 printf STDERR __("warning: `:include:` not supported: %s\n"), $_;
86b89848 522 } elsif (/[\/|]/) {
3c5cd20c 523 printf STDERR __("warning: `/file` or `|pipe` redirection not supported: %s\n"), $_;
09f1157b
ES
524 } elsif (/^(\S+?)\s*:\s*(.+)$/) {
525 my ($alias, $addr) = ($1, $2);
526 $aliases{$alias} = [ split_addrs($addr) ];
527 } else {
3c5cd20c 528 printf STDERR __("warning: sendmail line is not recognized: %s\n"), $_;
09f1157b
ES
529 }
530}
531
532sub parse_sendmail_aliases {
533 my $fh = shift;
2532dd06 534 my $s = '';
09f1157b 535 while (<$fh>) {
2532dd06 536 chomp;
020be85f 537 next if /^\s*$/ || /^\s*#/;
2532dd06
ES
538 $s .= $_, next if $s =~ s/\\$// || s/^\s+//;
539 parse_sendmail_alias($s) if $s;
540 $s = $_;
09f1157b 541 }
2532dd06
ES
542 $s =~ s/\\$//; # silently tolerate stray '\' on last line
543 parse_sendmail_alias($s) if $s;
09f1157b
ES
544}
545
994d6c66
EW
546my %parse_alias = (
547 # multiline formats can be supported in the future
548 mutt => sub { my $fh = shift; while (<$fh>) {
ffc01f9b 549 if (/^\s*alias\s+(?:-group\s+\S+\s+)*(\S+)\s+(.*)$/) {
994d6c66
EW
550 my ($alias, $addr) = ($1, $2);
551 $addr =~ s/#.*$//; # mutt allows # comments
2c510f21
EW
552 # commas delimit multiple addresses
553 my @addr = split_addrs($addr);
554
555 # quotes may be escaped in the file,
556 # unescape them so we do not double-escape them later.
557 s/\\"/"/g foreach @addr;
558 $aliases{$alias} = \@addr
994d6c66
EW
559 }}},
560 mailrc => sub { my $fh = shift; while (<$fh>) {
a277d1ef 561 if (/^alias\s+(\S+)\s+(.*?)\s*$/) {
994d6c66 562 # spaces delimit multiple addresses
fe87c921 563 $aliases{$1} = [ quotewords('\s+', 0, $2) ];
994d6c66 564 }}},
73c427eb
TP
565 pine => sub { my $fh = shift; my $f='\t[^\t]*';
566 for (my $x = ''; defined($x); $x = $_) {
567 chomp $x;
568 $x .= $1 while(defined($_ = <$fh>) && /^ +(.*)$/);
569 $x =~ /^(\S+)$f\t\(?([^\t]+?)\)?(:?$f){0,2}$/ or next;
0e73b3ee 570 $aliases{$1} = [ split_addrs($2) ];
73c427eb 571 }},
7613ea35
BP
572 elm => sub { my $fh = shift;
573 while (<$fh>) {
574 if (/^(\S+)\s+=\s+[^=]+=\s(\S+)/) {
575 my ($alias, $addr) = ($1, $2);
576 $aliases{$alias} = [ split_addrs($addr) ];
577 }
578 } },
09f1157b 579 sendmail => \&parse_sendmail_aliases,
994d6c66
EW
580 gnus => sub { my $fh = shift; while (<$fh>) {
581 if (/\(define-mail-alias\s+"(\S+?)"\s+"(\S+?)"\)/) {
582 $aliases{$1} = [ $2 ];
583 }}}
584);
585
3cb8caf7 586if (@alias_files and $aliasfiletype and defined $parse_alias{$aliasfiletype}) {
994d6c66
EW
587 foreach my $file (@alias_files) {
588 open my $fh, '<', $file or die "opening $file: $!\n";
589 $parse_alias{$aliasfiletype}->($fh);
590 close $fh;
591 }
592}
593
17b7a832
JK
594if ($dump_aliases) {
595 print "$_\n" for (sort keys %aliases);
596 exit(0);
597}
598
9b397039
RR
599# is_format_patch_arg($f) returns 0 if $f names a patch, or 1 if
600# $f is a revision list specification to be passed to format-patch.
601sub is_format_patch_arg {
eed6ca7c 602 return unless $repo;
5df9fcf6
PH
603 my $f = shift;
604 try {
605 $repo->command('rev-parse', '--verify', '--quiet', $f);
606 if (defined($format_patch)) {
5df9fcf6
PH
607 return $format_patch;
608 }
3c5cd20c
VA
609 die sprintf(__ <<EOF, $f, $f);
610File '%s' exists but it could also be the range of commits
5df9fcf6
PH
611to produce patches for. Please disambiguate by...
612
3c5cd20c 613 * Saying "./%s" if you mean a file; or
5df9fcf6
PH
614 * Giving --format-patch option if you mean a range.
615EOF
616 } catch Git::Error::Command with {
9b397039 617 # Not a valid revision. Treat it as a filename.
5df9fcf6
PH
618 return 0;
619 }
620}
621
aa54892f
JK
622# Now that all the defaults are set, process the rest of the command line
623# arguments and collect up the files that need to be processed.
5df9fcf6 624my @rev_list_opts;
69f4ce55 625while (defined(my $f = shift @ARGV)) {
5df9fcf6
PH
626 if ($f eq "--") {
627 push @rev_list_opts, "--", @ARGV;
628 @ARGV = ();
9b397039 629 } elsif (-d $f and !is_format_patch_arg($f)) {
c6038169 630 opendir my $dh, $f
3c5cd20c 631 or die sprintf(__("Failed to opendir %s: %s"), $f, $!);
aa54892f 632
89bf1bac 633 push @files, grep { -f $_ } map { catfile($f, $_) }
c6038169
ÆAB
634 sort readdir $dh;
635 closedir $dh;
9b397039 636 } elsif ((-f $f or -p $f) and !is_format_patch_arg($f)) {
aa54892f 637 push @files, $f;
aa54892f 638 } else {
5df9fcf6 639 push @rev_list_opts, $f;
aa54892f
JK
640 }
641}
642
5df9fcf6 643if (@rev_list_opts) {
46493105 644 die __("Cannot run git format-patch from outside a repository\n")
eed6ca7c 645 unless $repo;
5df9fcf6
PH
646 push @files, $repo->command('format-patch', '-o', tempdir(CLEANUP => 1), @rev_list_opts);
647}
648
531220ba
JH
649@files = handle_backup_files(@files);
650
dbf5e1e9 651if ($validate) {
c764a0c2 652 foreach my $f (@files) {
300913bd 653 unless (-p $f) {
f2d06fb1 654 my $error = validate_patch($f, $target_xfer_encoding);
3c5cd20c
VA
655 $error and die sprintf(__("fatal: %s: %s\nwarning: no patches were sent\n"),
656 $f, $error);
300913bd 657 }
c764a0c2 658 }
747bbff9
JK
659}
660
aa54892f
JK
661if (@files) {
662 unless ($quiet) {
663 print $_,"\n" for (@files);
664 }
665} else {
46493105 666 print STDERR __("\nNo patch files specified!\n\n");
aa54892f
JK
667 usage();
668}
669
acf071b0 670sub get_patch_subject {
beece9da
PH
671 my $fn = shift;
672 open (my $fh, '<', $fn);
673 while (my $line = <$fh>) {
674 next unless ($line =~ /^Subject: (.*)$/);
675 close $fh;
676 return "GIT: $1\n";
677 }
678 close $fh;
3c5cd20c 679 die sprintf(__("No subject line in %s?"), $fn);
beece9da
PH
680}
681
682if ($compose) {
683 # Note that this does not need to be secure, but we will make a small
684 # effort to have it be unique
afe756c9
JS
685 $compose_filename = ($repo ?
686 tempfile(".gitsendemail.msg.XXXXXX", DIR => $repo->repo_path()) :
687 tempfile(".gitsendemail.msg.XXXXXX", DIR => "."))[1];
fe0f944f 688 open my $c, ">", $compose_filename
3c5cd20c 689 or die sprintf(__("Failed to open for writing %s: %s"), $compose_filename, $!);
beece9da
PH
690
691
692 my $tpl_sender = $sender || $repoauthor || $repocommitter || '';
693 my $tpl_subject = $initial_subject || '';
15dc3b91 694 my $tpl_in_reply_to = $initial_in_reply_to || '';
d11c943c 695 my $tpl_reply_to = $reply_to || '';
beece9da 696
70aedfb3 697 print $c <<EOT1, Git::prefix_lines("GIT: ", __ <<EOT2), <<EOT3;
beece9da 698From $tpl_sender # This line is ignored.
70aedfb3
VA
699EOT1
700Lines beginning in "GIT:" will be removed.
701Consider including an overall diffstat or table of contents
702for the patch you are writing.
703
704Clear the body content if you don't wish to send a summary.
705EOT2
beece9da 706From: $tpl_sender
d11c943c 707Reply-To: $tpl_reply_to
beece9da 708Subject: $tpl_subject
15dc3b91 709In-Reply-To: $tpl_in_reply_to
beece9da 710
70aedfb3 711EOT3
beece9da 712 for my $f (@files) {
fe0f944f 713 print $c get_patch_subject($f);
beece9da 714 }
fe0f944f 715 close $c;
beece9da 716
beece9da
PH
717 if ($annotate) {
718 do_edit($compose_filename, @files);
719 } else {
720 do_edit($compose_filename);
721 }
722
fe0f944f 723 open $c, "<", $compose_filename
3c5cd20c 724 or die sprintf(__("Failed to open %s: %s"), $compose_filename, $!);
beece9da 725
4a47a4dd
KM
726 if (!defined $compose_encoding) {
727 $compose_encoding = "UTF-8";
728 }
b6049542
NP
729
730 my %parsed_email;
731 while (my $line = <$c>) {
732 next if $line =~ m/^GIT:/;
733 parse_header_line($line, \%parsed_email);
734 if ($line =~ /^$/) {
735 $parsed_email{'body'} = filter_body($c);
beece9da 736 }
beece9da 737 }
fe0f944f 738 close $c;
beece9da 739
b6049542
NP
740 open my $c2, ">", $compose_filename . ".final"
741 or die sprintf(__("Failed to open %s.final: %s"), $compose_filename, $!);
742
743
744 if ($parsed_email{'From'}) {
745 $sender = delete($parsed_email{'From'});
746 }
747 if ($parsed_email{'In-Reply-To'}) {
15dc3b91 748 $initial_in_reply_to = delete($parsed_email{'In-Reply-To'});
b6049542 749 }
d11c943c
CL
750 if ($parsed_email{'Reply-To'}) {
751 $reply_to = delete($parsed_email{'Reply-To'});
b6049542
NP
752 }
753 if ($parsed_email{'Subject'}) {
754 $initial_subject = delete($parsed_email{'Subject'});
755 print $c2 "Subject: " .
756 quote_subject($initial_subject, $compose_encoding) .
757 "\n";
758 }
759
760 if ($parsed_email{'MIME-Version'}) {
761 print $c2 "MIME-Version: $parsed_email{'MIME-Version'}\n",
762 "Content-Type: $parsed_email{'Content-Type'};\n",
763 "Content-Transfer-Encoding: $parsed_email{'Content-Transfer-Encoding'}\n";
764 delete($parsed_email{'MIME-Version'});
765 delete($parsed_email{'Content-Type'});
766 delete($parsed_email{'Content-Transfer-Encoding'});
767 } elsif (file_has_nonascii($compose_filename)) {
768 my $content_type = (delete($parsed_email{'Content-Type'}) or
769 "text/plain; charset=$compose_encoding");
770 print $c2 "MIME-Version: 1.0\n",
771 "Content-Type: $content_type\n",
772 "Content-Transfer-Encoding: 8bit\n";
773 }
774 # Preserve unknown headers
775 foreach my $key (keys %parsed_email) {
776 next if $key eq 'body';
777 print $c2 "$key: $parsed_email{$key}";
778 }
779
780 if ($parsed_email{'body'}) {
781 print $c2 "\n$parsed_email{'body'}\n";
782 delete($parsed_email{'body'});
783 } else {
46493105 784 print __("Summary email is empty, skipping it\n");
beece9da
PH
785 $compose = -1;
786 }
b6049542
NP
787
788 close $c2;
789
beece9da
PH
790} elsif ($annotate) {
791 do_edit(@files);
792}
793
6e182518
JS
794sub ask {
795 my ($prompt, %arg) = @_;
0da43a68 796 my $valid_re = $arg{valid_re};
6e182518 797 my $default = $arg{default};
51bbccfd 798 my $confirm_only = $arg{confirm_only};
6e182518
JS
799 my $resp;
800 my $i = 0;
5906f54e
JS
801 return defined $default ? $default : undef
802 unless defined $term->IN and defined fileno($term->IN) and
803 defined $term->OUT and defined fileno($term->OUT);
6e182518
JS
804 while ($i++ < 10) {
805 $resp = $term->readline($prompt);
806 if (!defined $resp) { # EOF
807 print "\n";
808 return defined $default ? $default : undef;
809 }
810 if ($resp eq '' and defined $default) {
811 return $default;
812 }
0da43a68 813 if (!defined $valid_re or $resp =~ /$valid_re/) {
6e182518
JS
814 return $resp;
815 }
51bbccfd 816 if ($confirm_only) {
3c5cd20c
VA
817 my $yesno = $term->readline(
818 # TRANSLATORS: please keep [y/N] as is.
819 sprintf(__("Are you sure you want to use <%s> [y/N]? "), $resp));
51bbccfd
JH
820 if (defined $yesno && $yesno =~ /y/i) {
821 return $resp;
822 }
823 }
6e182518 824 }
622bc930 825 return;
6e182518
JS
826}
827
b6049542
NP
828sub parse_header_line {
829 my $lines = shift;
830 my $parsed_line = shift;
831 my $addr_pat = join "|", qw(To Cc Bcc);
832
833 foreach (split(/\n/, $lines)) {
834 if (/^($addr_pat):\s*(.+)$/i) {
835 $parsed_line->{$1} = [ parse_address_line($2) ];
836 } elsif (/^([^:]*):\s*(.+)\s*$/i) {
837 $parsed_line->{$1} = $2;
838 }
839 }
840}
841
842sub filter_body {
843 my $c = shift;
844 my $body = "";
845 while (my $body_line = <$c>) {
846 if ($body_line !~ m/^GIT:/) {
847 $body .= $body_line;
848 }
849 }
850 return $body;
851}
852
853
3cae7e5b
TR
854my %broken_encoding;
855
1d50bfd9 856sub file_declares_8bit_cte {
3cae7e5b
TR
857 my $fn = shift;
858 open (my $fh, '<', $fn);
859 while (my $line = <$fh>) {
860 last if ($line =~ /^$/);
861 return 1 if ($line =~ /^Content-Transfer-Encoding: .*8bit.*$/);
862 }
863 close $fh;
864 return 0;
865}
866
867foreach my $f (@files) {
868 next unless (body_or_subject_has_nonascii($f)
869 && !file_declares_8bit_cte($f));
870 $broken_encoding{$f} = 1;
871}
872
873if (!defined $auto_8bit_encoding && scalar %broken_encoding) {
a4dde4c4
VA
874 print __("The following files are 8bit, but do not declare " .
875 "a Content-Transfer-Encoding.\n");
3cae7e5b
TR
876 foreach my $f (sort keys %broken_encoding) {
877 print " $f\n";
878 }
a4dde4c4 879 $auto_8bit_encoding = ask(__("Which 8bit encoding should I declare [UTF-8]? "),
852a15d7 880 valid_re => qr/.{4}/, confirm_only => 1,
3cae7e5b
TR
881 default => "UTF-8");
882}
883
a03bc5b6
TR
884if (!$force) {
885 for my $f (@files) {
0d290a46 886 if (get_patch_subject($f) =~ /\Q*** SUBJECT HERE ***\E/) {
3c5cd20c 887 die sprintf(__("Refusing to send because the patch\n\t%s\n"
a03bc5b6 888 . "has the template subject '*** SUBJECT HERE ***'. "
3c5cd20c 889 . "Pass --force if you really want to send.\n"), $f);
a03bc5b6
TR
890 }
891 }
892}
893
c46e27aa 894if (defined $sender) {
fa5b1aa9 895 $sender =~ s/^\s+|\s+$//g;
c46e27aa
RL
896 ($sender) = expand_aliases($sender);
897} else {
ad79c024 898 $sender = $repoauthor || $repocommitter || '';
83b24437
RA
899}
900
da18759e
MT
901# $sender could be an already sanitized address
902# (e.g. sendemail.from could be manually sanitized by user).
903# But it's a no-op to run sanitize_address on an already sanitized address.
904$sender = sanitize_address($sender);
905
a4dde4c4 906my $to_whom = __("To whom should the emails be sent (if anyone)?");
8cac13dc 907my $prompting = 0;
8796ff7f 908if (!@initial_to && !defined $to_cmd) {
0d6b21e7 909 my $to = ask("$to_whom ",
61837493 910 default => "",
51bbccfd 911 valid_re => qr/\@.*\./, confirm_only => 1);
3c3bb51c 912 push @initial_to, parse_address_line($to) if defined $to; # sanitized/validated later
1f038a0c 913 $prompting++;
83b24437
RA
914}
915
994d6c66 916sub expand_aliases {
302e04ea
JK
917 return map { expand_one_alias($_) } @_;
918}
919
920my %EXPANDED_ALIASES;
921sub expand_one_alias {
922 my $alias = shift;
923 if ($EXPANDED_ALIASES{$alias}) {
3c5cd20c 924 die sprintf(__("fatal: alias '%s' expands to itself\n"), $alias);
302e04ea
JK
925 }
926 local $EXPANDED_ALIASES{$alias} = 1;
927 return $aliases{$alias} ? expand_aliases(@{$aliases{$alias}}) : $alias;
994d6c66
EW
928}
929
b5e112d8
RL
930@initial_to = process_address_list(@initial_to);
931@initial_cc = process_address_list(@initial_cc);
e60f6d13 932@initial_bcc = process_address_list(@initial_bcc);
994d6c66 933
15dc3b91
CL
934if ($thread && !defined $initial_in_reply_to && $prompting) {
935 $initial_in_reply_to = ask(
a4dde4c4 936 __("Message-ID to be used as In-Reply-To for the first email (if any)? "),
61837493 937 default => "",
51bbccfd 938 valid_re => qr/\@.*\./, confirm_only => 1);
83b24437 939}
15dc3b91
CL
940if (defined $initial_in_reply_to) {
941 $initial_in_reply_to =~ s/^\s*<?//;
942 $initial_in_reply_to =~ s/>?\s*$//;
943 $initial_in_reply_to = "<$initial_in_reply_to>" if $initial_in_reply_to ne '';
ace9c2a9 944}
ace72086 945
d11c943c
CL
946if (defined $reply_to) {
947 $reply_to =~ s/^\s+|\s+$//g;
948 ($reply_to) = expand_aliases($reply_to);
949 $reply_to = sanitize_address($reply_to);
ace9c2a9 950}
ace72086 951
34cc60ce 952if (!defined $smtp_server) {
1ab2fd4f
FK
953 my @sendmail_paths = qw( /usr/sbin/sendmail /usr/lib/sendmail );
954 push @sendmail_paths, map {"$_/sendmail"} split /:/, $ENV{PATH};
955 foreach (@sendmail_paths) {
aca7ad76
EW
956 if (-x $_) {
957 $smtp_server = $_;
958 last;
959 }
960 }
961 $smtp_server ||= 'localhost'; # could be 127.0.0.1, too... *shrug*
3342d850
RA
962}
963
c1f2aa45
JS
964if ($compose && $compose > 0) {
965 @files = ($compose_filename . ".final", @files);
1f038a0c
RA
966}
967
83b24437 968# Variables we set as part of the loop over files
15dc3b91 969our ($message_id, %mail, $subject, $in_reply_to, $references, $message,
dc1460aa 970 $needs_confirm, $message_num, $ask_default);
83b24437 971
567ffeb7
EW
972sub extract_valid_address {
973 my $address = shift;
35b6ab95
ÆAB
974 my $local_part_regexp = qr/[^<>"\s@]+/;
975 my $domain_regexp = qr/[^.<>"\s@]+(?:\.[^.<>"\s@]+)+/;
db3106b2
EW
976
977 # check for a local address:
ad9c18f5 978 return $address if ($address =~ /^($local_part_regexp)$/);
db3106b2 979
155197e6 980 $address =~ s/^\s*<(.*)>\s*$/$1/;
567ffeb7 981 if ($have_email_valid) {
ad9c18f5 982 return scalar Email::Valid->address($address);
567ffeb7 983 }
95c0d4b6
KM
984
985 # less robust/correct than the monster regexp in Email::Valid,
986 # but still does a 99% job, and one less dependency
987 return $1 if $address =~ /($local_part_regexp\@$domain_regexp)/;
622bc930 988 return;
567ffeb7 989}
83b24437 990
e4312255
KM
991sub extract_valid_address_or_die {
992 my $address = shift;
993 $address = extract_valid_address($address);
3c5cd20c 994 die sprintf(__("error: unable to extract a valid address from: %s\n"), $address)
e4312255
KM
995 if !$address;
996 return $address;
997}
998
999sub validate_address {
1000 my $address = shift;
d0e98107 1001 while (!extract_valid_address($address)) {
3c5cd20c 1002 printf STDERR __("error: unable to extract a valid address from: %s\n"), $address;
a4dde4c4
VA
1003 # TRANSLATORS: Make sure to include [q] [d] [e] in your
1004 # translation. The program will only accept English input
1005 # at this point.
1006 $_ = ask(__("What to do with this address? ([q]uit|[d]rop|[e]dit): "),
d0e98107 1007 valid_re => qr/^(?:quit|q|drop|d|edit|e)/i,
5c80afed
KM
1008 default => 'q');
1009 if (/^d/i) {
1010 return undef;
1011 } elsif (/^q/i) {
1012 cleanup_compose_files();
1013 exit(0);
1014 }
0d6b21e7 1015 $address = ask("$to_whom ",
d0e98107
KM
1016 default => "",
1017 valid_re => qr/\@.*\./, confirm_only => 1);
e4312255
KM
1018 }
1019 return $address;
1020}
1021
1022sub validate_address_list {
1023 return (grep { defined $_ }
1024 map { validate_address($_) } @_);
567ffeb7 1025}
83b24437
RA
1026
1027# Usually don't need to change anything below here.
1028
1029# we make a "fake" message id by taking the current number
1030# of seconds since the beginning of Unix time and tacking on
1031# a random number to the end, in case we are called quicker than
1032# 1 second since the last time we were called.
8037d1a3
RA
1033
1034# We'll setup a template for the message id, using the "from" address:
8037d1a3 1035
be510cfe 1036my ($message_id_stamp, $message_id_serial);
68ce9330 1037sub make_message_id {
be510cfe
JH
1038 my $uniq;
1039 if (!defined $message_id_stamp) {
f916ab0c 1040 $message_id_stamp = strftime("%Y%m%d%H%M%S.$$", gmtime(time));
be510cfe
JH
1041 $message_id_serial = 0;
1042 }
1043 $message_id_serial++;
1044 $uniq = "$message_id_stamp-$message_id_serial";
1045
aeb59328 1046 my $du_part;
94638f89
UKK
1047 for ($sender, $repocommitter, $repoauthor) {
1048 $du_part = extract_valid_address(sanitize_address($_));
1049 last if (defined $du_part and $du_part ne '');
aeb59328 1050 }
94638f89 1051 if (not defined $du_part or $du_part eq '') {
529dd386 1052 require Sys::Hostname;
aeb59328
JH
1053 $du_part = 'user@' . Sys::Hostname::hostname();
1054 }
f916ab0c 1055 my $message_id_template = "<%s-%s>";
be510cfe 1056 $message_id = sprintf($message_id_template, $uniq, $du_part);
8037d1a3 1057 #print "new message id = $message_id\n"; # Was useful for debugging
83b24437
RA
1058}
1059
1060
1061
a5370b16 1062$time = time - scalar $#files;
83b24437 1063
374c5905
JR
1064sub unquote_rfc2047 {
1065 local ($_) = @_;
11f70a7e 1066 my $charset;
ab47e2a5
РД
1067 my $sep = qr/[ \t]+/;
1068 s{$re_encoded_word(?:$sep$re_encoded_word)*}{
1069 my @words = split $sep, $&;
1070 foreach (@words) {
1071 m/$re_encoded_word/;
1072 $charset = $1;
1073 my $encoding = $2;
1074 my $text = $3;
1075 if ($encoding eq 'q' || $encoding eq 'Q') {
1076 $_ = $text;
1077 s/_/ /g;
1078 s/=([0-9A-F]{2})/chr(hex($1))/egi;
1079 } else {
1080 # other encodings not supported yet
1081 }
11f70a7e 1082 }
ab47e2a5 1083 join '', @words;
b622d4d1 1084 }eg;
11f70a7e 1085 return wantarray ? ($_, $charset) : $_;
374c5905
JR
1086}
1087
d54eaaa2
JK
1088sub quote_rfc2047 {
1089 local $_ = shift;
d1fff6fc 1090 my $encoding = shift || 'UTF-8';
d54eaaa2
JK
1091 s/([^-a-zA-Z0-9!*+\/])/sprintf("=%02X", ord($1))/eg;
1092 s/(.*)/=\?$encoding\?q\?$1\?=/;
1093 return $_;
1094}
1095
a3a8262b
BC
1096sub is_rfc2047_quoted {
1097 my $s = shift;
a3a8262b 1098 length($s) <= 75 &&
11f70a7e 1099 $s =~ m/^(?:"[[:ascii:]]*"|$re_encoded_word)$/o;
a3a8262b
BC
1100}
1101
ce547800
KM
1102sub subject_needs_rfc2047_quoting {
1103 my $s = shift;
1104
ce1459f7 1105 return ($s =~ /[^[:ascii:]]/) || ($s =~ /=\?/);
ce547800
KM
1106}
1107
1108sub quote_subject {
1109 local $subject = shift;
1110 my $encoding = shift || 'UTF-8';
1111
1112 if (subject_needs_rfc2047_quoting($subject)) {
1113 return quote_rfc2047($subject, $encoding);
1114 }
1115 return $subject;
1116}
1117
5b56aaa2 1118# use the simplest quoting being able to handle the recipient
68ce9330 1119sub sanitize_address {
732263d4 1120 my ($recipient) = @_;
831a488b
KM
1121
1122 # remove garbage after email address
1123 $recipient =~ s/(.*>).*$/$1/;
1124
5b56aaa2
UKK
1125 my ($recipient_name, $recipient_addr) = ($recipient =~ /^(.*?)\s*(<.*)/);
1126
1127 if (not $recipient_name) {
ff483897 1128 return $recipient;
5b56aaa2
UKK
1129 }
1130
1131 # if recipient_name is already quoted, do nothing
a3a8262b 1132 if (is_rfc2047_quoted($recipient_name)) {
5b56aaa2
UKK
1133 return $recipient;
1134 }
1135
1fe9703f
RL
1136 # remove non-escaped quotes
1137 $recipient_name =~ s/(^|[^\\])"/$1/g;
1138
5b56aaa2
UKK
1139 # rfc2047 is needed if a non-ascii char is included
1140 if ($recipient_name =~ /[^[:ascii:]]/) {
d54eaaa2 1141 $recipient_name = quote_rfc2047($recipient_name);
732263d4 1142 }
5b56aaa2
UKK
1143
1144 # double quotes are needed if specials or CTLs are included
1145 elsif ($recipient_name =~ /[][()<>@,;:\\".\000-\037\177]/) {
1fe9703f 1146 $recipient_name =~ s/([\\\r])/\\$1/g;
d5c7d69d 1147 $recipient_name = qq["$recipient_name"];
5b56aaa2
UKK
1148 }
1149
1150 return "$recipient_name $recipient_addr";
1151
732263d4
RJ
1152}
1153
cb2922fe
MM
1154sub strip_garbage_one_address {
1155 my ($addr) = @_;
1156 chomp $addr;
1157 if ($addr =~ /^(("[^"]*"|[^"<]*)? *<[^>]*>).*/) {
1158 # "Foo Bar" <foobar@example.com> [possibly garbage here]
1159 # Foo Bar <foobar@example.com> [possibly garbage here]
1160 return $1;
1161 }
1162 if ($addr =~ /^(<[^>]*>).*/) {
1163 # <foo@example.com> [possibly garbage here]
1164 # if garbage contains other addresses, they are ignored.
1165 return $1;
1166 }
1167 if ($addr =~ /^([^"#,\s]*)/) {
1168 # address without quoting: remove anything after the address
1169 return $1;
1170 }
1171 return $addr;
1172}
1173
e4312255
KM
1174sub sanitize_address_list {
1175 return (map { sanitize_address($_) } @_);
1176}
1177
b5e112d8 1178sub process_address_list {
b1c8a11c
RL
1179 my @addr_list = map { parse_address_line($_) } @_;
1180 @addr_list = expand_aliases(@addr_list);
b5e112d8
RL
1181 @addr_list = sanitize_address_list(@addr_list);
1182 @addr_list = validate_address_list(@addr_list);
1183 return @addr_list;
1184}
1185
134550fe
JA
1186# Returns the local Fully Qualified Domain Name (FQDN) if available.
1187#
1188# Tightly configured MTAa require that a caller sends a real DNS
1189# domain name that corresponds the IP address in the HELO/EHLO
1190# handshake. This is used to verify the connection and prevent
1191# spammers from trying to hide their identity. If the DNS and IP don't
1192# match, the receiveing MTA may deny the connection.
1193#
1194# Here is a deny example of Net::SMTP with the default "localhost.localdomain"
1195#
1196# Net::SMTP=GLOB(0x267ec28)>>> EHLO localhost.localdomain
1197# Net::SMTP=GLOB(0x267ec28)<<< 550 EHLO argument does not match calling host
1198#
1199# This maildomain*() code is based on ideas in Perl library Test::Reporter
1200# /usr/share/perl5/Test/Reporter/Mail/Util.pm ==> sub _maildomain ()
1201
59a86303
BG
1202sub valid_fqdn {
1203 my $domain = shift;
61ef5e9b 1204 return defined $domain && !($^O eq 'darwin' && $domain =~ /\.local$/) && $domain =~ /\./;
59a86303
BG
1205}
1206
68ce9330 1207sub maildomain_net {
134550fe
JA
1208 my $maildomain;
1209
1046c118
ÆAB
1210 my $domain = Net::Domain::domainname();
1211 $maildomain = $domain if valid_fqdn($domain);
134550fe
JA
1212
1213 return $maildomain;
1214}
1215
68ce9330 1216sub maildomain_mta {
134550fe
JA
1217 my $maildomain;
1218
1046c118
ÆAB
1219 for my $host (qw(mailhost localhost)) {
1220 my $smtp = Net::SMTP->new($host);
1221 if (defined $smtp) {
1222 my $domain = $smtp->domain;
1223 $smtp->quit;
134550fe 1224
1046c118 1225 $maildomain = $domain if valid_fqdn($domain);
134550fe 1226
1046c118 1227 last if $maildomain;
134550fe
JA
1228 }
1229 }
1230
1231 return $maildomain;
1232}
1233
68ce9330 1234sub maildomain {
69cf7bfd 1235 return maildomain_net() || maildomain_mta() || 'localhost.localdomain';
134550fe
JA
1236}
1237
4d31a44a
MN
1238sub smtp_host_string {
1239 if (defined $smtp_server_port) {
1240 return "$smtp_server:$smtp_server_port";
1241 } else {
1242 return $smtp_server;
1243 }
1244}
1245
1246# Returns 1 if authentication succeeded or was not necessary
1247# (smtp_user was not specified), and 0 otherwise.
1248
1249sub smtp_auth_maybe {
1250 if (!defined $smtp_authuser || $auth) {
1251 return 1;
1252 }
1253
1254 # Workaround AUTH PLAIN/LOGIN interaction defect
1255 # with Authen::SASL::Cyrus
1256 eval {
1257 require Authen::SASL;
1258 Authen::SASL->import(qw(Perl));
1259 };
1260
0f2e68b5
JV
1261 # Check mechanism naming as defined in:
1262 # https://tools.ietf.org/html/rfc4422#page-8
904f6e7c 1263 if ($smtp_auth && $smtp_auth !~ /^(\b[A-Z0-9-_]{1,20}\s*)*$/) {
0f2e68b5
JV
1264 die "invalid smtp auth: '${smtp_auth}'";
1265 }
1266
4d31a44a
MN
1267 # TODO: Authentication may fail not because credentials were
1268 # invalid but due to other reasons, in which we should not
1269 # reject credentials.
1270 $auth = Git::credential({
1271 'protocol' => 'smtp',
1272 'host' => smtp_host_string(),
1273 'username' => $smtp_authuser,
1274 # if there's no password, "git credential fill" will
1275 # give us one, otherwise it'll just pass this one.
1276 'password' => $smtp_authpass
1277 }, sub {
1278 my $cred = shift;
0f2e68b5
JV
1279
1280 if ($smtp_auth) {
1281 my $sasl = Authen::SASL->new(
1282 mechanism => $smtp_auth,
1283 callback => {
1284 user => $cred->{'username'},
1285 pass => $cred->{'password'},
1286 authname => $cred->{'username'},
1287 }
1288 );
1289
1290 return !!$smtp->auth($sasl);
1291 }
1292
4d31a44a
MN
1293 return !!$smtp->auth($cred->{'username'}, $cred->{'password'});
1294 });
1295
1296 return $auth;
1297}
1298
35035bbf
RR
1299sub ssl_verify_params {
1300 eval {
1301 require IO::Socket::SSL;
1302 IO::Socket::SSL->import(qw/SSL_VERIFY_PEER SSL_VERIFY_NONE/);
1303 };
1304 if ($@) {
1305 print STDERR "Not using SSL_VERIFY_PEER due to out-of-date IO::Socket::SSL.\n";
1306 return;
1307 }
1308
1309 if (!defined $smtp_ssl_cert_path) {
01645b74
RK
1310 # use the OpenSSL defaults
1311 return (SSL_verify_mode => SSL_VERIFY_PEER());
35035bbf
RR
1312 }
1313
1314 if ($smtp_ssl_cert_path eq "") {
1315 return (SSL_verify_mode => SSL_VERIFY_NONE());
1316 } elsif (-d $smtp_ssl_cert_path) {
1317 return (SSL_verify_mode => SSL_VERIFY_PEER(),
1318 SSL_ca_path => $smtp_ssl_cert_path);
1319 } elsif (-f $smtp_ssl_cert_path) {
1320 return (SSL_verify_mode => SSL_VERIFY_PEER(),
1321 SSL_ca_file => $smtp_ssl_cert_path);
1322 } else {
3c5cd20c 1323 die sprintf(__("CA path \"%s\" does not exist"), $smtp_ssl_cert_path);
35035bbf
RR
1324 }
1325}
1326
cb005c1f
EFL
1327sub file_name_is_absolute {
1328 my ($path) = @_;
1329
1330 # msys does not grok DOS drive-prefixes
1331 if ($^O eq 'msys') {
f24ecf59 1332 return ($path =~ m#^/# || $path =~ m#^[a-zA-Z]\:#)
cb005c1f
EFL
1333 }
1334
1335 require File::Spec::Functions;
1336 return File::Spec::Functions::file_name_is_absolute($path);
1337}
1338
04c4a4e8
DD
1339# Prepares the email, then asks the user what to do.
1340#
1341# If the user chooses to send the email, it's sent and 1 is returned.
1342# If the user chooses not to send the email, 0 is returned.
1343# If the user decides they want to make further edits, -1 is returned and the
1344# caller is expected to call send_message again after the edits are performed.
1345#
1346# If an error occurs sending the email, this just dies.
15da1084 1347
68ce9330 1348sub send_message {
4bc87a28 1349 my @recipients = unique_email_list(@to);
e4312255 1350 @cc = (grep { my $cc = extract_valid_address_or_die($_);
83acaaec 1351 not grep { $cc eq $_ || $_ =~ /<\Q${cc}\E>$/ } @recipients
7ac17529 1352 }
7ac17529 1353 @cc);
4bc87a28 1354 my $to = join (",\n\t", @recipients);
e60f6d13 1355 @recipients = unique_email_list(@recipients,@cc,@initial_bcc);
e4312255 1356 @recipients = (map { extract_valid_address_or_die($_) } @recipients);
6bdca890 1357 my $date = format_2822_time($time++);
e923effb
ML
1358 my $gitversion = '@@GIT_VERSION@@';
1359 if ($gitversion =~ m/..GIT_VERSION../) {
3cb8caf7 1360 $gitversion = Git::version();
e923effb 1361 }
4bc87a28 1362
02461e0e 1363 my $cc = join(",\n\t", unique_email_list(@cc));
f06a6a49
JH
1364 my $ccline = "";
1365 if ($cc ne '') {
1366 $ccline = "\nCc: $cc";
1367 }
4f3d3703 1368 make_message_id() unless defined($message_id);
aeb59328 1369
da18759e 1370 my $header = "From: $sender
f06a6a49 1371To: $to${ccline}
4bc87a28 1372Subject: $subject
4bc87a28
EW
1373Date: $date
1374Message-Id: $message_id
4bc87a28 1375";
ac1596a6
LH
1376 if ($use_xmailer) {
1377 $header .= "X-Mailer: git-send-email $gitversion\n";
1378 }
15dc3b91 1379 if ($in_reply_to) {
7ccf7927 1380
15dc3b91 1381 $header .= "In-Reply-To: $in_reply_to\n";
7ccf7927
RA
1382 $header .= "References: $references\n";
1383 }
d11c943c
CL
1384 if ($reply_to) {
1385 $header .= "Reply-To: $reply_to\n";
1386 }
ce91c2f6
JH
1387 if (@xh) {
1388 $header .= join("\n", @xh) . "\n";
1389 }
4bc87a28 1390
c38f0247 1391 my @sendmail_parameters = ('-i', @recipients);
da18759e 1392 my $raw_from = $sender;
c89e3241
FC
1393 if (defined $envelope_sender && $envelope_sender ne "auto") {
1394 $raw_from = $envelope_sender;
1395 }
f073a592
RJ
1396 $raw_from = extract_valid_address($raw_from);
1397 unshift (@sendmail_parameters,
1398 '-f', $raw_from) if(defined $envelope_sender);
8e3d436b 1399
c1f2aa45
JS
1400 if ($needs_confirm && !$dry_run) {
1401 print "\n$header\n";
1402 if ($needs_confirm eq "inform") {
1403 $confirm_unconfigured = 0; # squelch this message for the rest of this run
6e182518 1404 $ask_default = "y"; # assume yes on EOF since user hasn't explicitly asked for confirmation
a4dde4c4
VA
1405 print __ <<EOF ;
1406 The Cc list above has been expanded by additional
1407 addresses found in the patch commit message. By default
1408 send-email prompts before sending whenever this occurs.
1409 This behavior is controlled by the sendemail.confirm
1410 configuration setting.
1411
1412 For additional information, run 'git send-email --help'.
1413 To retain the current behavior, but squelch this message,
1414 run 'git config --global sendemail.confirm auto'.
1415
1416EOF
c1f2aa45 1417 }
04c4a4e8 1418 # TRANSLATORS: Make sure to include [y] [n] [e] [q] [a] in your
a4dde4c4
VA
1419 # translation. The program will only accept English input
1420 # at this point.
04c4a4e8
DD
1421 $_ = ask(__("Send this email? ([y]es|[n]o|[e]dit|[q]uit|[a]ll): "),
1422 valid_re => qr/^(?:yes|y|no|n|edit|e|quit|q|all|a)/i,
6e182518 1423 default => $ask_default);
46493105 1424 die __("Send this email reply required") unless defined $_;
c1f2aa45 1425 if (/^n/i) {
15da1084 1426 return 0;
04c4a4e8
DD
1427 } elsif (/^e/i) {
1428 return -1;
c1f2aa45
JS
1429 } elsif (/^q/i) {
1430 cleanup_compose_files();
1431 exit(0);
1432 } elsif (/^a/i) {
1433 $confirm = 'never';
1434 }
1435 }
1436
052fbea2
PO
1437 unshift (@sendmail_parameters, @smtp_server_options);
1438
6130259c
MW
1439 if ($dry_run) {
1440 # We don't want to send the email.
cb005c1f 1441 } elsif (file_name_is_absolute($smtp_server)) {
aca7ad76
EW
1442 my $pid = open my $sm, '|-';
1443 defined $pid or die $!;
1444 if (!$pid) {
8e3d436b 1445 exec($smtp_server, @sendmail_parameters) or die $!;
aca7ad76
EW
1446 }
1447 print $sm "$header\n$message";
5e2c2ab1 1448 close $sm or die $!;
aca7ad76 1449 } else {
44b2476a
JH
1450
1451 if (!defined $smtp_server) {
46493105 1452 die __("The required SMTP server is not properly defined.")
44b2476a
JH
1453 }
1454
0ead000c 1455 require Net::SMTP;
bfbfc9a9 1456 my $use_net_smtp_ssl = version->parse($Net::SMTP::VERSION) < version->parse("2.34");
0ead000c
DK
1457 $smtp_domain ||= maildomain();
1458
f6bebd12 1459 if ($smtp_encryption eq 'ssl') {
44b2476a 1460 $smtp_server_port ||= 465; # ssmtp
5508f3ed 1461 require IO::Socket::SSL;
9d605249
JK
1462
1463 # Suppress "variable accessed once" warning.
1464 {
1465 no warnings 'once';
1466 $IO::Socket::SSL::DEBUG = 1;
1467 }
1468
5508f3ed
TR
1469 # Net::SMTP::SSL->new() does not forward any SSL options
1470 IO::Socket::SSL::set_client_defaults(
1471 ssl_verify_params());
0ead000c
DK
1472
1473 if ($use_net_smtp_ssl) {
1474 require Net::SMTP::SSL;
1475 $smtp ||= Net::SMTP::SSL->new($smtp_server,
1476 Hello => $smtp_domain,
1477 Port => $smtp_server_port,
1478 Debug => $debug_net_smtp);
1479 }
1480 else {
1481 $smtp ||= Net::SMTP->new($smtp_server,
1482 Hello => $smtp_domain,
1483 Port => $smtp_server_port,
1484 Debug => $debug_net_smtp,
1485 SSL => 1);
1486 }
34cc60ce
DS
1487 }
1488 else {
1a741bf7 1489 $smtp_server_port ||= 25;
1490 $smtp ||= Net::SMTP->new($smtp_server,
69cf7bfd 1491 Hello => $smtp_domain,
1a741bf7 1492 Debug => $debug_net_smtp,
1493 Port => $smtp_server_port);
fb3650ed 1494 if ($smtp_encryption eq 'tls' && $smtp) {
0ead000c
DK
1495 if ($use_net_smtp_ssl) {
1496 $smtp->command('STARTTLS');
1497 $smtp->response();
1498 if ($smtp->code != 220) {
1499 die sprintf(__("Server does not support STARTTLS! %s"), $smtp->message);
1500 }
1501 require Net::SMTP::SSL;
35035bbf
RR
1502 $smtp = Net::SMTP::SSL->start_SSL($smtp,
1503 ssl_verify_params())
0ead000c
DK
1504 or die sprintf(__("STARTTLS failed! %s"), IO::Socket::SSL::errstr());
1505 }
1506 else {
1507 $smtp->starttls(ssl_verify_params())
1508 or die sprintf(__("STARTTLS failed! %s"), IO::Socket::SSL::errstr());
f6bebd12 1509 }
0ead000c
DK
1510 $smtp_encryption = '';
1511 # Send EHLO again to receive fresh
1512 # supported commands
1513 $smtp->hello($smtp_domain);
f6bebd12 1514 }
44b2476a
JH
1515 }
1516
1517 if (!$smtp) {
3c5cd20c
VA
1518 die __("Unable to initialize SMTP properly. Check config and use --smtp-debug."),
1519 " VALUES: server=$smtp_server ",
e5afb3a6 1520 "encryption=$smtp_encryption ",
69cf7bfd 1521 "hello=$smtp_domain",
a1dd7e16 1522 defined $smtp_server_port ? " port=$smtp_server_port" : "";
44b2476a
JH
1523 }
1524
4d31a44a 1525 smtp_auth_maybe or die $smtp->message;
2363d746 1526
2b69bfc2 1527 $smtp->mail( $raw_from ) or die $smtp->message;
aca7ad76
EW
1528 $smtp->to( @recipients ) or die $smtp->message;
1529 $smtp->data or die $smtp->message;
f60c483d
SA
1530 $smtp->datasend("$header\n") or die $smtp->message;
1531 my @lines = split /^/, $message;
1532 foreach my $line (@lines) {
1533 $smtp->datasend("$line") or die $smtp->message;
1534 }
aca7ad76 1535 $smtp->dataend() or die $smtp->message;
3c5cd20c 1536 $smtp->code =~ /250|200/ or die sprintf(__("Failed to send %s\n"), $subject).$smtp->message;
aca7ad76 1537 }
2718435b 1538 if ($quiet) {
3c5cd20c 1539 printf($dry_run ? __("Dry-Sent %s\n") : __("Sent %s\n"), $subject);
2718435b 1540 } else {
a4dde4c4 1541 print($dry_run ? __("Dry-OK. Log says:\n") : __("OK. Log says:\n"));
cb005c1f 1542 if (!file_name_is_absolute($smtp_server)) {
aca7ad76 1543 print "Server: $smtp_server\n";
2b69bfc2 1544 print "MAIL FROM:<$raw_from>\n";
02461e0e
JP
1545 foreach my $entry (@recipients) {
1546 print "RCPT TO:<$entry>\n";
1547 }
aca7ad76 1548 } else {
8e3d436b 1549 print "Sendmail: $smtp_server ".join(' ',@sendmail_parameters)."\n";
aca7ad76 1550 }
b7f30e0a 1551 print $header, "\n";
aca7ad76 1552 if ($smtp) {
46493105 1553 print __("Result: "), $smtp->code, ' ',
aca7ad76
EW
1554 ($smtp->message =~ /\n([^\n]+\n)$/s), "\n";
1555 } else {
46493105 1556 print __("Result: OK\n");
aca7ad76 1557 }
30d08b34 1558 }
15da1084
MW
1559
1560 return 1;
83b24437
RA
1561}
1562
15dc3b91
CL
1563$in_reply_to = $initial_in_reply_to;
1564$references = $initial_in_reply_to || '';
83b24437 1565$subject = $initial_subject;
c1f2aa45 1566$message_num = 0;
83b24437 1567
04c4a4e8
DD
1568# Prepares the email, prompts the user, sends it out
1569# Returns 0 if an edit was done and the function should be called again, or 1
1570# otherwise.
1571sub process_file {
1572 my ($t) = @_;
1573
3c5cd20c 1574 open my $fh, "<", $t or die sprintf(__("can't open file %s"), $t);
83b24437 1575
94638f89 1576 my $author = undef;
4cb46bdd 1577 my $sauthor = undef;
8291db6f
JK
1578 my $author_encoding;
1579 my $has_content_type;
1580 my $body_encoding;
bb29456c
PB
1581 my $xfer_encoding;
1582 my $has_mime_version;
3c3bb51c 1583 @to = ();
c1f2aa45 1584 @cc = ();
ce91c2f6 1585 @xh = ();
e6b0964a 1586 my $input_format = undef;
5012699d 1587 my @header = ();
83b24437 1588 $message = "";
c1f2aa45 1589 $message_num++;
5012699d 1590 # First unfold multiline header fields
f9237e61 1591 while(<$fh>) {
5012699d
JS
1592 last if /^\s*$/;
1593 if (/^\s+\S/ and @header) {
1594 chomp($header[$#header]);
1595 s/^\s+/ /;
1596 $header[$#header] .= $_;
1597 } else {
1598 push(@header, $_);
1599 }
1600 }
1601 # Now parse the header
1602 foreach(@header) {
1603 if (/^From /) {
1604 $input_format = 'mbox';
1605 next;
1606 }
1607 chomp;
1608 if (!defined $input_format && /^[-A-Za-z]+:\s/) {
1609 $input_format = 'mbox';
1610 }
1611
1612 if (defined $input_format && $input_format eq 'mbox') {
6310071a 1613 if (/^Subject:\s+(.*)$/i) {
5012699d 1614 $subject = $1;
e6b0964a 1615 }
6310071a 1616 elsif (/^From:\s+(.*)$/i) {
5012699d 1617 ($author, $author_encoding) = unquote_rfc2047($1);
4cb46bdd 1618 $sauthor = sanitize_address($author);
5012699d 1619 next if $suppress_cc{'author'};
da18759e 1620 next if $suppress_cc{'self'} and $sauthor eq $sender;
a4dde4c4 1621 printf(__("(mbox) Adding cc: %s from line '%s'\n"),
5012699d
JS
1622 $1, $_) unless $quiet;
1623 push @cc, $1;
e6b0964a 1624 }
6310071a 1625 elsif (/^To:\s+(.*)$/i) {
21802cd3 1626 foreach my $addr (parse_address_line($1)) {
a4dde4c4 1627 printf(__("(mbox) Adding to: %s from line '%s'\n"),
21802cd3 1628 $addr, $_) unless $quiet;
e4312255 1629 push @to, $addr;
21802cd3
SB
1630 }
1631 }
6310071a 1632 elsif (/^Cc:\s+(.*)$/i) {
5012699d 1633 foreach my $addr (parse_address_line($1)) {
da18759e
MT
1634 my $qaddr = unquote_rfc2047($addr);
1635 my $saddr = sanitize_address($qaddr);
1636 if ($saddr eq $sender) {
65648283 1637 next if ($suppress_cc{'self'});
65648283
DB
1638 } else {
1639 next if ($suppress_cc{'cc'});
8a8e6235 1640 }
a4dde4c4 1641 printf(__("(mbox) Adding cc: %s from line '%s'\n"),
5012699d
JS
1642 $addr, $_) unless $quiet;
1643 push @cc, $addr;
83b24437 1644 }
5012699d
JS
1645 }
1646 elsif (/^Content-type:/i) {
1647 $has_content_type = 1;
1648 if (/charset="?([^ "]+)/) {
1649 $body_encoding = $1;
83b24437 1650 }
5012699d 1651 push @xh, $_;
83b24437 1652 }
bb29456c
PB
1653 elsif (/^MIME-Version/i) {
1654 $has_mime_version = 1;
1655 push @xh, $_;
1656 }
5012699d
JS
1657 elsif (/^Message-Id: (.*)/i) {
1658 $message_id = $1;
83b24437 1659 }
bb29456c
PB
1660 elsif (/^Content-Transfer-Encoding: (.*)/i) {
1661 $xfer_encoding = $1 if not defined $xfer_encoding;
1662 }
256be1d3
SA
1663 elsif (/^In-Reply-To: (.*)/i) {
1664 $in_reply_to = $1;
1665 }
1666 elsif (/^References: (.*)/i) {
1667 $references = $1;
1668 }
6310071a 1669 elsif (!/^Date:\s/i && /^[-A-Za-z]+:\s+\S/) {
5012699d
JS
1670 push @xh, $_;
1671 }
83b24437 1672 } else {
5012699d
JS
1673 # In the traditional
1674 # "send lots of email" format,
1675 # line 1 = cc
1676 # line 2 = subject
1677 # So let's support that, too.
1678 $input_format = 'lots';
1679 if (@cc == 0 && !$suppress_cc{'cc'}) {
a4dde4c4 1680 printf(__("(non-mbox) Adding cc: %s from line '%s'\n"),
5012699d
JS
1681 $_, $_) unless $quiet;
1682 push @cc, $_;
1683 } elsif (!defined $subject) {
1684 $subject = $_;
83b24437
RA
1685 }
1686 }
1687 }
5012699d 1688 # Now parse the message body
f9237e61 1689 while(<$fh>) {
5012699d 1690 $message .= $_;
cb2922fe 1691 if (/^(Signed-off-by|Cc): (.*)/i) {
5012699d 1692 chomp;
3531e270 1693 my ($what, $c) = ($1, $2);
cb2922fe
MM
1694 # strip garbage for the address we'll use:
1695 $c = strip_garbage_one_address($c);
1696 # sanitize a bit more to decide whether to suppress the address:
da18759e
MT
1697 my $sc = sanitize_address($c);
1698 if ($sc eq $sender) {
3531e270
JS
1699 next if ($suppress_cc{'self'});
1700 } else {
1701 next if $suppress_cc{'sob'} and $what =~ /Signed-off-by/i;
1702 next if $suppress_cc{'bodycc'} and $what =~ /Cc/i;
1703 }
5012699d 1704 push @cc, $c;
a4dde4c4 1705 printf(__("(body) Adding cc: %s from line '%s'\n"),
5012699d
JS
1706 $c, $_) unless $quiet;
1707 }
1708 }
f9237e61 1709 close $fh;
324a8bd0 1710
6e74e075
JP
1711 push @to, recipients_cmd("to-cmd", "to", $to_cmd, $t)
1712 if defined $to_cmd;
1713 push @cc, recipients_cmd("cc-cmd", "cc", $cc_cmd, $t)
1714 if defined $cc_cmd && !$suppress_cc{'cccmd'};
324a8bd0 1715
3cae7e5b 1716 if ($broken_encoding{$t} && !$has_content_type) {
bb29456c 1717 $xfer_encoding = '8bit' if not defined $xfer_encoding;
3cae7e5b 1718 $has_content_type = 1;
bb29456c 1719 push @xh, "Content-Type: text/plain; charset=$auto_8bit_encoding";
3cae7e5b
TR
1720 $body_encoding = $auto_8bit_encoding;
1721 }
1722
ce547800
KM
1723 if ($broken_encoding{$t} && !is_rfc2047_quoted($subject)) {
1724 $subject = quote_subject($subject, $auto_8bit_encoding);
3cae7e5b
TR
1725 }
1726
4cb46bdd 1727 if (defined $sauthor and $sauthor ne $sender) {
94638f89 1728 $message = "From: $author\n\n$message";
8291db6f
JK
1729 if (defined $author_encoding) {
1730 if ($has_content_type) {
1731 if ($body_encoding eq $author_encoding) {
1732 # ok, we already have the right encoding
1733 }
1734 else {
1735 # uh oh, we should re-encode
1736 }
1737 }
1738 else {
bb29456c 1739 $xfer_encoding = '8bit' if not defined $xfer_encoding;
3cae7e5b 1740 $has_content_type = 1;
8291db6f 1741 push @xh,
bb29456c 1742 "Content-Type: text/plain; charset=$author_encoding";
8291db6f
JK
1743 }
1744 }
8a8e6235 1745 }
e67a228c 1746 $xfer_encoding = '8bit' if not defined $xfer_encoding;
1747 ($message, $xfer_encoding) = apply_transfer_encoding(
1748 $message, $xfer_encoding, $target_xfer_encoding);
1749 push @xh, "Content-Transfer-Encoding: $xfer_encoding";
1750 unshift @xh, 'MIME-Version: 1.0' unless $has_mime_version;
83b24437 1751
c1f2aa45
JS
1752 $needs_confirm = (
1753 $confirm eq "always" or
1754 ($confirm =~ /^(?:auto|cc)$/ && @cc) or
1755 ($confirm =~ /^(?:auto|compose)$/ && $compose && $message_num == 1));
1756 $needs_confirm = "inform" if ($needs_confirm && $confirm_unconfigured && @cc);
1757
b5e112d8
RL
1758 @to = process_address_list(@to);
1759 @cc = process_address_list(@cc);
e4312255 1760
3c3bb51c 1761 @to = (@initial_to, @to);
c1f2aa45
JS
1762 @cc = (@initial_cc, @cc);
1763
f515c904
MT
1764 if ($message_num == 1) {
1765 if (defined $cover_cc and $cover_cc) {
1766 @initial_cc = @cc;
1767 }
1768 if (defined $cover_to and $cover_to) {
1769 @initial_to = @to;
1770 }
1771 }
1772
15da1084 1773 my $message_was_sent = send_message();
04c4a4e8
DD
1774 if ($message_was_sent == -1) {
1775 do_edit($t);
1776 return 0;
1777 }
83b24437
RA
1778
1779 # set up for the next message
95a877a3 1780 if ($thread && $message_was_sent &&
15dc3b91 1781 ($chain_reply_to || !defined $in_reply_to || length($in_reply_to) == 0 ||
db54c8e7 1782 $message_num == 1)) {
15dc3b91 1783 $in_reply_to = $message_id;
7ccf7927 1784 if (length $references > 0) {
a925b89c 1785 $references .= "\n $message_id";
7ccf7927
RA
1786 } else {
1787 $references = "$message_id";
1788 }
78488b2c 1789 }
4f3d3703 1790 $message_id = undef;
5453b83b 1791 $num_sent++;
1792 if (defined $batch_size && $num_sent == $batch_size) {
1793 $num_sent = 0;
1794 $smtp->quit if defined $smtp;
1795 undef $smtp;
1796 undef $auth;
1797 sleep($relogin_delay) if defined $relogin_delay;
1798 }
04c4a4e8
DD
1799
1800 return 1;
1801}
1802
1803foreach my $t (@files) {
1804 while (!process_file($t)) {
1805 # user edited the file
1806 }
83b24437 1807}
e205735d 1808
6e74e075
JP
1809# Execute a command (e.g. $to_cmd) to get a list of email addresses
1810# and return a results array
1811sub recipients_cmd {
1812 my ($prefix, $what, $cmd, $file) = @_;
1813
6e74e075 1814 my @addresses = ();
a47eab03 1815 open my $fh, "-|", "$cmd \Q$file\E"
3c5cd20c 1816 or die sprintf(__("(%s) Could not execute '%s'"), $prefix, $cmd);
7ebee441 1817 while (my $address = <$fh>) {
6e74e075
JP
1818 $address =~ s/^\s*//g;
1819 $address =~ s/\s*$//g;
1820 $address = sanitize_address($address);
da18759e 1821 next if ($address eq $sender and $suppress_cc{'self'});
6e74e075 1822 push @addresses, $address;
3c5cd20c
VA
1823 printf(__("(%s) Adding %s: %s from: '%s'\n"),
1824 $prefix, $what, $address, $cmd) unless $quiet;
6e74e075 1825 }
7ebee441 1826 close $fh
3c5cd20c 1827 or die sprintf(__("(%s) failed to close pipe to '%s'"), $prefix, $cmd);
6e74e075
JP
1828 return @addresses;
1829}
1830
c1f2aa45 1831cleanup_compose_files();
1f038a0c 1832
4bf597ee 1833sub cleanup_compose_files {
c1f2aa45 1834 unlink($compose_filename, $compose_filename . ".final") if $compose;
1f038a0c
RA
1835}
1836
4bc87a28 1837$smtp->quit if $smtp;
e205735d 1838
8d814084
PB
1839sub apply_transfer_encoding {
1840 my $message = shift;
1841 my $from = shift;
1842 my $to = shift;
1843
1844 return $message if ($from eq $to and $from ne '7bit');
1845
1846 require MIME::QuotedPrint;
1847 require MIME::Base64;
1848
1849 $message = MIME::QuotedPrint::decode($message)
1850 if ($from eq 'quoted-printable');
1851 $message = MIME::Base64::decode($message)
1852 if ($from eq 'base64');
1853
7a36987f 1854 $to = ($message =~ /.{999,}/) ? 'quoted-printable' : '8bit'
1855 if $to eq 'auto';
1856
46493105 1857 die __("cannot send message as 7bit")
8d814084 1858 if ($to eq '7bit' and $message =~ /[^[:ascii:]]/);
7a36987f 1859 return ($message, $to)
8d814084 1860 if ($to eq '7bit' or $to eq '8bit');
7a36987f 1861 return (MIME::QuotedPrint::encode($message, "\n", 0), $to)
8d814084 1862 if ($to eq 'quoted-printable');
7a36987f 1863 return (MIME::Base64::encode($message, "\n"), $to)
8d814084 1864 if ($to eq 'base64');
46493105 1865 die __("invalid transfer encoding");
8d814084
PB
1866}
1867
c438ea2a 1868sub unique_email_list {
e205735d
RA
1869 my %seen;
1870 my @emails;
1871
1872 foreach my $entry (@_) {
e4312255
KM
1873 my $clean = extract_valid_address_or_die($entry);
1874 $seen{$clean} ||= 0;
1875 next if $seen{$clean}++;
1876 push @emails, $entry;
e205735d
RA
1877 }
1878 return @emails;
1879}
747bbff9
JK
1880
1881sub validate_patch {
f2d06fb1 1882 my ($fn, $xfer_encoding) = @_;
6489660b 1883
177409e5
JT
1884 if ($repo) {
1885 my $validate_hook = catfile(catdir($repo->repo_path(), 'hooks'),
1886 'sendemail-validate');
1887 my $hook_error;
1888 if (-x $validate_hook) {
1889 my $target = abs_path($fn);
1890 # The hook needs a correct cwd and GIT_DIR.
1891 my $cwd_save = cwd();
1892 chdir($repo->wc_path() or $repo->repo_path())
1893 or die("chdir: $!");
1894 local $ENV{"GIT_DIR"} = $repo->repo_path();
1895 $hook_error = "rejected by sendemail-validate hook"
1896 if system($validate_hook, $target);
1897 chdir($cwd_save) or die("chdir: $!");
1898 }
1899 return $hook_error if $hook_error;
1900 }
6489660b 1901
f2d06fb1 1902 # Any long lines will be automatically fixed if we use a suitable transfer
1903 # encoding.
1904 unless ($xfer_encoding =~ /^(?:auto|quoted-printable|base64)$/) {
1905 open(my $fh, '<', $fn)
1906 or die sprintf(__("unable to open %s: %s\n"), $fn, $!);
1907 while (my $line = <$fh>) {
1908 if (length($line) > 998) {
1909 return sprintf(__("%s: patch contains a line longer than 998 characters"), $.);
1910 }
747bbff9
JK
1911 }
1912 }
622bc930 1913 return;
747bbff9 1914}
0706bd19 1915
531220ba
JH
1916sub handle_backup {
1917 my ($last, $lastlen, $file, $known_suffix) = @_;
1918 my ($suffix, $skip);
1919
1920 $skip = 0;
1921 if (defined $last &&
1922 ($lastlen < length($file)) &&
1923 (substr($file, 0, $lastlen) eq $last) &&
1924 ($suffix = substr($file, $lastlen)) !~ /^[a-z0-9]/i) {
1925 if (defined $known_suffix && $suffix eq $known_suffix) {
3c5cd20c 1926 printf(__("Skipping %s with backup suffix '%s'.\n"), $file, $known_suffix);
531220ba
JH
1927 $skip = 1;
1928 } else {
3c5cd20c
VA
1929 # TRANSLATORS: please keep "[y|N]" as is.
1930 my $answer = ask(sprintf(__("Do you really want to send %s? [y|N]: "), $file),
531220ba
JH
1931 valid_re => qr/^(?:y|n)/i,
1932 default => 'n');
1933 $skip = ($answer ne 'y');
1934 if ($skip) {
1935 $known_suffix = $suffix;
1936 }
1937 }
1938 }
1939 return ($skip, $known_suffix);
1940}
1941
1942sub handle_backup_files {
1943 my @file = @_;
1944 my ($last, $lastlen, $known_suffix, $skip, @result);
1945 for my $file (@file) {
1946 ($skip, $known_suffix) = handle_backup($last, $lastlen,
1947 $file, $known_suffix);
1948 push @result, $file unless $skip;
1949 $last = $file;
1950 $lastlen = length($file);
1951 }
1952 return @result;
1953}
1954
0706bd19
JK
1955sub file_has_nonascii {
1956 my $fn = shift;
1957 open(my $fh, '<', $fn)
3c5cd20c 1958 or die sprintf(__("unable to open %s: %s\n"), $fn, $!);
0706bd19
JK
1959 while (my $line = <$fh>) {
1960 return 1 if $line =~ /[^[:ascii:]]/;
1961 }
1962 return 0;
1963}
3cae7e5b
TR
1964
1965sub body_or_subject_has_nonascii {
1966 my $fn = shift;
1967 open(my $fh, '<', $fn)
3c5cd20c 1968 or die sprintf(__("unable to open %s: %s\n"), $fn, $!);
3cae7e5b
TR
1969 while (my $line = <$fh>) {
1970 last if $line =~ /^$/;
1971 return 1 if $line =~ /^Subject.*[^[:ascii:]]/;
1972 }
1973 while (my $line = <$fh>) {
1974 return 1 if $line =~ /[^[:ascii:]]/;
1975 }
1976 return 0;
1977}