RelNotes: minor typo fixes in 2.16.0 draft
[git/git.git] / git-send-email.perl
CommitLineData
3328aced 1#!/usr/bin/perl
83b24437 2#
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3# Copyright 2002,2005 Greg Kroah-Hartman <greg@kroah.com>
4# Copyright 2005 Ryan Anderson <ryan@michonline.com>
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5#
6# GPL v2 (See COPYING)
5825e5b2 7#
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8# Ported to support git "mbox" format files by Ryan Anderson <ryan@michonline.com>
9#
f3d9f354 10# Sends a collection of emails to the given email addresses, disturbingly fast.
5825e5b2 11#
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12# Supports two formats:
13# 1. mbox format files (ignoring most headers and MIME formatting - this is designed for sending patches)
14# 2. The original format support by Greg's script:
5825e5b2 15# first line of the message is who to CC,
f3d9f354 16# and second line is the subject of the message.
5825e5b2 17#
83b24437 18
d48b2841 19use 5.008;
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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);
5df9fcf6 29use Error qw(:try);
6489660b 30use Cwd qw(abs_path cwd);
3cb8caf7 31use Git;
a4dde4c4 32use Git::I18N;
83b24437 33
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34Getopt::Long::Configure qw/ pass_through /;
35
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JH
36package FakeTerm;
37sub new {
38 my ($class, $reason) = @_;
39 return bless \$reason, shift;
40}
41sub readline {
42 my $self = shift;
43 die "Cannot use readline on FakeTerm: $$self";
44}
45package main;
46
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47
48sub usage {
49 print <<EOT;
5df9fcf6 50git send-email [options] <file | directory | rev-list options >
17b7a832 51git send-email --dump-aliases
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52
53 Composing:
54 --from <str> * Email From:
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SB
55 --[no-]to <str> * Email To:
56 --[no-]cc <str> * Email Cc:
57 --[no-]bcc <str> * Email Bcc:
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58 --subject <str> * Email "Subject:"
59 --in-reply-to <str> * Email "In-Reply-To:"
ac1596a6 60 --[no-]xmailer * Add "X-Mailer:" header (default).
402596aa 61 --[no-]annotate * Review each patch that will be sent in an editor.
4ed62b03 62 --compose * Open an editor for introduction.
62e00690 63 --compose-encoding <str> * Encoding to assume for introduction.
3cae7e5b 64 --8bit-encoding <str> * Encoding to assume 8bit mails if undeclared
8d814084 65 --transfer-encoding <str> * Transfer encoding to use (quoted-printable, 8bit, base64)
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MW
66
67 Sending:
68 --envelope-sender <str> * Email envelope sender.
69 --smtp-server <str:int> * Outgoing SMTP server to use. The port
70 is optional. Default 'localhost'.
052fbea2 71 --smtp-server-option <str> * Outgoing SMTP server option to use.
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72 --smtp-server-port <int> * Outgoing SMTP server port.
73 --smtp-user <str> * Username for SMTP-AUTH.
74 --smtp-pass <str> * Password for SMTP-AUTH; not necessary.
75 --smtp-encryption <str> * tls or ssl; anything else disables.
76 --smtp-ssl * Deprecated. Use '--smtp-encryption ssl'.
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77 --smtp-ssl-cert-path <str> * Path to ca-certificates (either directory or file).
78 Pass an empty string to disable certificate
79 verification.
134550fe 80 --smtp-domain <str> * The domain name sent to HELO/EHLO handshake
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81 --smtp-auth <str> * Space-separated list of allowed AUTH mechanisms.
82 This setting forces to use one of the listed mechanisms.
f60812ef 83 --smtp-debug <0|1> * Disable, enable Net::SMTP debug.
4ed62b03 84
5453b83b 85 --batch-size <int> * send max <int> message per connection.
86 --relogin-delay <int> * delay <int> seconds between two successive login.
87 This option can only be used with --batch-size
88
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89 Automating:
90 --identity <str> * Use the sendemail.<id> options.
6e74e075 91 --to-cmd <str> * Email To: via `<str> \$patch_path`
4ed62b03 92 --cc-cmd <str> * Email Cc: via `<str> \$patch_path`
3531e270 93 --suppress-cc <str> * author, self, sob, cc, cccmd, body, bodycc, all.
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94 --[no-]cc-cover * Email Cc: addresses in the cover letter.
95 --[no-]to-cover * Email To: addresses in the cover letter.
3531e270 96 --[no-]signed-off-by-cc * Send to Signed-off-by: addresses. Default on.
4ed62b03 97 --[no-]suppress-from * Send to self. Default off.
41fe87fa 98 --[no-]chain-reply-to * Chain In-Reply-To: fields. Default off.
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MW
99 --[no-]thread * Use In-Reply-To: field. Default on.
100
101 Administering:
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102 --confirm <str> * Confirm recipients before sending;
103 auto, cc, compose, always, or never.
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104 --quiet * Output one line of info per email.
105 --dry-run * Don't actually send the emails.
106 --[no-]validate * Perform patch sanity checks. Default on.
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PH
107 --[no-]format-patch * understand any non optional arguments as
108 `git format-patch` ones.
a03bc5b6 109 --force * Send even if safety checks would prevent it.
c764a0c2 110
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111 Information:
112 --dump-aliases * Dump configured aliases and exit.
113
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114EOT
115 exit(1);
116}
117
4bc87a28 118# most mail servers generate the Date: header, but not all...
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119sub format_2822_time {
120 my ($time) = @_;
121 my @localtm = localtime($time);
122 my @gmttm = gmtime($time);
123 my $localmin = $localtm[1] + $localtm[2] * 60;
124 my $gmtmin = $gmttm[1] + $gmttm[2] * 60;
125 if ($localtm[0] != $gmttm[0]) {
46493105 126 die __("local zone differs from GMT by a non-minute interval\n");
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127 }
128 if ((($gmttm[6] + 1) % 7) == $localtm[6]) {
129 $localmin += 1440;
130 } elsif ((($gmttm[6] - 1) % 7) == $localtm[6]) {
131 $localmin -= 1440;
132 } elsif ($gmttm[6] != $localtm[6]) {
46493105 133 die __("local time offset greater than or equal to 24 hours\n");
6bdca890
JN
134 }
135 my $offset = $localmin - $gmtmin;
136 my $offhour = $offset / 60;
137 my $offmin = abs($offset % 60);
138 if (abs($offhour) >= 24) {
46493105 139 die __("local time offset greater than or equal to 24 hours\n");
6bdca890
JN
140 }
141
142 return sprintf("%s, %2d %s %d %02d:%02d:%02d %s%02d%02d",
143 qw(Sun Mon Tue Wed Thu Fri Sat)[$localtm[6]],
144 $localtm[3],
145 qw(Jan Feb Mar Apr May Jun
146 Jul Aug Sep Oct Nov Dec)[$localtm[4]],
147 $localtm[5]+1900,
148 $localtm[2],
149 $localtm[1],
150 $localtm[0],
151 ($offset >= 0) ? '+' : '-',
152 abs($offhour),
153 $offmin,
154 );
155}
4bc87a28 156
567ffeb7 157my $have_email_valid = eval { require Email::Valid; 1 };
4bc87a28 158my $smtp;
5f5b6118 159my $auth;
5453b83b 160my $num_sent = 0;
4bc87a28 161
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162# Regexes for RFC 2047 productions.
163my $re_token = qr/[^][()<>@,;:\\"\/?.= \000-\037\177-\377]+/;
164my $re_encoded_text = qr/[^? \000-\037\177-\377]+/;
165my $re_encoded_word = qr/=\?($re_token)\?($re_token)\?($re_encoded_text)\?=/;
166
83b24437 167# Variables we fill in automatically, or via prompting:
3c3bb51c 168my (@to,$no_to,@initial_to,@cc,$no_cc,@initial_cc,@bcclist,$no_bcc,@xh,
8fd5bb7f 169 $initial_reply_to,$initial_subject,@files,
ac1596a6 170 $author,$sender,$smtp_authpass,$annotate,$use_xmailer,$compose,$time);
83b24437 171
f073a592 172my $envelope_sender;
78488b2c 173
9133261f 174# Example reply to:
83b24437 175#$initial_reply_to = ''; #<20050203173208.GA23964@foobar.com>';
83b24437 176
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177my $repo = eval { Git->repository() };
178my @repo = $repo ? ($repo) : ();
280242d1 179my $term = eval {
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180 $ENV{"GIT_SEND_EMAIL_NOTTY"}
181 ? new Term::ReadLine 'git-send-email', \*STDIN, \*STDOUT
182 : new Term::ReadLine 'git-send-email';
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183};
184if ($@) {
185 $term = new FakeTerm "$@: going non-interactive";
186}
83b24437 187
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188# Behavior modification variables
189my ($quiet, $dry_run) = (0, 0);
5df9fcf6 190my $format_patch;
afe756c9 191my $compose_filename;
a03bc5b6 192my $force = 0;
17b7a832 193my $dump_aliases = 0;
5483c71d 194
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195# Handle interactive edition of files.
196my $multiedit;
0ce142c9 197my $editor;
b4479f07 198
8fd5bb7f 199sub do_edit {
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200 if (!defined($editor)) {
201 $editor = Git::command_oneline('var', 'GIT_EDITOR');
202 }
8fd5bb7f 203 if (defined($multiedit) && !$multiedit) {
beece9da
PH
204 map {
205 system('sh', '-c', $editor.' "$@"', $editor, $_);
206 if (($? & 127) || ($? >> 8)) {
46493105 207 die(__("the editor exited uncleanly, aborting everything"));
beece9da
PH
208 }
209 } @_;
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PH
210 } else {
211 system('sh', '-c', $editor.' "$@"', $editor, @_);
beece9da 212 if (($? & 127) || ($? >> 8)) {
46493105 213 die(__("the editor exited uncleanly, aborting everything"));
beece9da 214 }
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PH
215 }
216}
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AR
217
218# Variables with corresponding config settings
6e74e075 219my ($thread, $chain_reply_to, $suppress_from, $signed_off_by_cc);
f515c904 220my ($cover_cc, $cover_to);
6e74e075 221my ($to_cmd, $cc_cmd);
052fbea2 222my ($smtp_server, $smtp_server_port, @smtp_server_options);
35035bbf 223my ($smtp_authuser, $smtp_encryption, $smtp_ssl_cert_path);
5453b83b 224my ($batch_size, $relogin_delay);
0f2e68b5 225my ($identity, $aliasfiletype, @alias_files, $smtp_domain, $smtp_auth);
c1f2aa45 226my ($validate, $confirm);
65648283 227my (@suppress_cc);
3cae7e5b 228my ($auto_8bit_encoding);
62e00690 229my ($compose_encoding);
8d814084 230my ($target_xfer_encoding);
5483c71d 231
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232my ($debug_net_smtp) = 0; # Net::SMTP, see send_message()
233
34cc60ce 234my %config_bool_settings = (
5483c71d 235 "thread" => [\$thread, 1],
b99d22f2 236 "chainreplyto" => [\$chain_reply_to, 0],
65648283 237 "suppressfrom" => [\$suppress_from, undef],
ddc3d4fe 238 "signedoffbycc" => [\$signed_off_by_cc, undef],
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MT
239 "cccover" => [\$cover_cc, undef],
240 "tocover" => [\$cover_to, undef],
ddc3d4fe 241 "signedoffcc" => [\$signed_off_by_cc, undef], # Deprecated
dbf5e1e9 242 "validate" => [\$validate, 1],
402596aa 243 "multiedit" => [\$multiedit, undef],
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244 "annotate" => [\$annotate, undef],
245 "xmailer" => [\$use_xmailer, 1]
e46f7a0e
AR
246);
247
34cc60ce
DS
248my %config_settings = (
249 "smtpserver" => \$smtp_server,
44b2476a 250 "smtpserverport" => \$smtp_server_port,
052fbea2 251 "smtpserveroption" => \@smtp_server_options,
34cc60ce
DS
252 "smtpuser" => \$smtp_authuser,
253 "smtppass" => \$smtp_authpass,
e1e9115d 254 "smtpdomain" => \$smtp_domain,
0f2e68b5 255 "smtpauth" => \$smtp_auth,
5453b83b 256 "smtpbatchsize" => \$batch_size,
257 "smtprelogindelay" => \$relogin_delay,
3c3bb51c 258 "to" => \@initial_to,
6e74e075 259 "tocmd" => \$to_cmd,
5f8b9fcd 260 "cc" => \@initial_cc,
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DS
261 "cccmd" => \$cc_cmd,
262 "aliasfiletype" => \$aliasfiletype,
263 "bcc" => \@bcclist,
65648283 264 "suppresscc" => \@suppress_cc,
9f7820ae 265 "envelopesender" => \$envelope_sender,
c1f2aa45 266 "confirm" => \$confirm,
09caa24f 267 "from" => \$sender,
3cae7e5b 268 "assume8bitencoding" => \$auto_8bit_encoding,
62e00690 269 "composeencoding" => \$compose_encoding,
8d814084 270 "transferencoding" => \$target_xfer_encoding,
34cc60ce 271);
4a62d3f5 272
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CS
273my %config_path_settings = (
274 "aliasesfile" => \@alias_files,
6e07a3b5 275 "smtpsslcertpath" => \$smtp_ssl_cert_path,
cec5dae8
CS
276);
277
87429976
MW
278# Handle Uncouth Termination
279sub signal_handler {
280
281 # Make text normal
282 print color("reset"), "\n";
283
284 # SMTP password masked
285 system "stty echo";
286
287 # tmp files from --compose
afe756c9
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288 if (defined $compose_filename) {
289 if (-e $compose_filename) {
3c5cd20c
VA
290 printf __("'%s' contains an intermediate version ".
291 "of the email you were composing.\n"),
292 $compose_filename;
afe756c9
JS
293 }
294 if (-e ($compose_filename . ".final")) {
3c5cd20c
VA
295 printf __("'%s.final' contains the composed email.\n"),
296 $compose_filename;
afe756c9 297 }
87429976
MW
298 }
299
300 exit;
301};
302
303$SIG{TERM} = \&signal_handler;
304$SIG{INT} = \&signal_handler;
305
83b24437
RA
306# Begin by accumulating all the variables (defined above), that we will end up
307# needing, first, from the command line:
308
c5978246
CB
309my $help;
310my $rc = GetOptions("h" => \$help,
17b7a832
JK
311 "dump-aliases" => \$dump_aliases);
312usage() unless $rc;
46493105 313die __("--dump-aliases incompatible with other options\n")
17b7a832
JK
314 if !$help and $dump_aliases and @ARGV;
315$rc = GetOptions(
c5978246 316 "sender|from=s" => \$sender,
83b24437
RA
317 "in-reply-to=s" => \$initial_reply_to,
318 "subject=s" => \$initial_subject,
3c3bb51c 319 "to=s" => \@initial_to,
6e74e075 320 "to-cmd=s" => \$to_cmd,
f434c083 321 "no-to" => \$no_to,
da140f8b 322 "cc=s" => \@initial_cc,
f434c083 323 "no-cc" => \$no_cc,
58063245 324 "bcc=s" => \@bcclist,
f434c083 325 "no-bcc" => \$no_bcc,
78488b2c 326 "chain-reply-to!" => \$chain_reply_to,
f4714943 327 "no-chain-reply-to" => sub {$chain_reply_to = 0},
3342d850 328 "smtp-server=s" => \$smtp_server,
052fbea2 329 "smtp-server-option=s" => \@smtp_server_options,
44b2476a 330 "smtp-server-port=s" => \$smtp_server_port,
34cc60ce 331 "smtp-user=s" => \$smtp_authuser,
2363d746 332 "smtp-pass:s" => \$smtp_authpass,
f6bebd12
TR
333 "smtp-ssl" => sub { $smtp_encryption = 'ssl' },
334 "smtp-encryption=s" => \$smtp_encryption,
979e652a 335 "smtp-ssl-cert-path=s" => \$smtp_ssl_cert_path,
f60812ef 336 "smtp-debug:i" => \$debug_net_smtp,
69cf7bfd 337 "smtp-domain:s" => \$smtp_domain,
0f2e68b5 338 "smtp-auth=s" => \$smtp_auth,
34cc60ce 339 "identity=s" => \$identity,
402596aa 340 "annotate!" => \$annotate,
f4714943 341 "no-annotate" => sub {$annotate = 0},
1f038a0c 342 "compose" => \$compose,
30d08b34 343 "quiet" => \$quiet,
324a8bd0 344 "cc-cmd=s" => \$cc_cmd,
5483c71d 345 "suppress-from!" => \$suppress_from,
f4714943 346 "no-suppress-from" => sub {$suppress_from = 0},
65648283 347 "suppress-cc=s" => \@suppress_cc,
ddc3d4fe 348 "signed-off-cc|signed-off-by-cc!" => \$signed_off_by_cc,
f4714943 349 "no-signed-off-cc|no-signed-off-by-cc" => sub {$signed_off_by_cc = 0},
f515c904 350 "cc-cover|cc-cover!" => \$cover_cc,
f4714943 351 "no-cc-cover" => sub {$cover_cc = 0},
f515c904 352 "to-cover|to-cover!" => \$cover_to,
f4714943 353 "no-to-cover" => sub {$cover_to = 0},
c1f2aa45 354 "confirm=s" => \$confirm,
6130259c 355 "dry-run" => \$dry_run,
f073a592 356 "envelope-sender=s" => \$envelope_sender,
5483c71d 357 "thread!" => \$thread,
f4714943 358 "no-thread" => sub {$thread = 0},
dbf5e1e9 359 "validate!" => \$validate,
f4714943 360 "no-validate" => sub {$validate = 0},
8d814084 361 "transfer-encoding=s" => \$target_xfer_encoding,
5df9fcf6 362 "format-patch!" => \$format_patch,
f4714943 363 "no-format-patch" => sub {$format_patch = 0},
3cae7e5b 364 "8bit-encoding=s" => \$auto_8bit_encoding,
62e00690 365 "compose-encoding=s" => \$compose_encoding,
a03bc5b6 366 "force" => \$force,
ac1596a6 367 "xmailer!" => \$use_xmailer,
f4714943 368 "no-xmailer" => sub {$use_xmailer = 0},
5453b83b 369 "batch-size=i" => \$batch_size,
370 "relogin-delay=i" => \$relogin_delay,
83b24437
RA
371 );
372
c5978246 373usage() if $help;
1b0baf14
MC
374unless ($rc) {
375 usage();
376}
377
46493105 378die __("Cannot run git format-patch from outside a repository\n")
eed6ca7c
JS
379 if $format_patch and not $repo;
380
34cc60ce
DS
381# Now, let's fill any that aren't set in with defaults:
382
383sub read_config {
384 my ($prefix) = @_;
385
386 foreach my $setting (keys %config_bool_settings) {
387 my $target = $config_bool_settings{$setting}->[0];
ad79c024 388 $$target = Git::config_bool(@repo, "$prefix.$setting") unless (defined $$target);
34cc60ce
DS
389 }
390
cec5dae8 391 foreach my $setting (keys %config_path_settings) {
463b0ea2
CS
392 my $target = $config_path_settings{$setting};
393 if (ref($target) eq "ARRAY") {
394 unless (@$target) {
395 my @values = Git::config_path(@repo, "$prefix.$setting");
396 @$target = @values if (@values && defined $values[0]);
397 }
398 }
399 else {
400 $$target = Git::config_path(@repo, "$prefix.$setting") unless (defined $$target);
401 }
cec5dae8
CS
402 }
403
34cc60ce
DS
404 foreach my $setting (keys %config_settings) {
405 my $target = $config_settings{$setting};
f434c083
SB
406 next if $setting eq "to" and defined $no_to;
407 next if $setting eq "cc" and defined $no_cc;
408 next if $setting eq "bcc" and defined $no_bcc;
34cc60ce
DS
409 if (ref($target) eq "ARRAY") {
410 unless (@$target) {
ad79c024 411 my @values = Git::config(@repo, "$prefix.$setting");
34cc60ce
DS
412 @$target = @values if (@values && defined $values[0]);
413 }
414 }
415 else {
ad79c024 416 $$target = Git::config(@repo, "$prefix.$setting") unless (defined $$target);
34cc60ce
DS
417 }
418 }
f6bebd12
TR
419
420 if (!defined $smtp_encryption) {
421 my $enc = Git::config(@repo, "$prefix.smtpencryption");
422 if (defined $enc) {
423 $smtp_encryption = $enc;
424 } elsif (Git::config_bool(@repo, "$prefix.smtpssl")) {
425 $smtp_encryption = 'ssl';
426 }
427 }
34cc60ce
DS
428}
429
430# read configuration from [sendemail "$identity"], fall back on [sendemail]
ad79c024 431$identity = Git::config(@repo, "sendemail.identity") unless (defined $identity);
34cc60ce
DS
432read_config("sendemail.$identity") if (defined $identity);
433read_config("sendemail");
434
435# fall back on builtin bool defaults
436foreach my $setting (values %config_bool_settings) {
437 ${$setting->[0]} = $setting->[1] unless (defined (${$setting->[0]}));
438}
439
fa835cd5
TR
440# 'default' encryption is none -- this only prevents a warning
441$smtp_encryption = '' unless (defined $smtp_encryption);
442
65648283
DB
443# Set CC suppressions
444my(%suppress_cc);
445if (@suppress_cc) {
446 foreach my $entry (@suppress_cc) {
3c5cd20c 447 die sprintf(__("Unknown --suppress-cc field: '%s'\n"), $entry)
e9bf741b 448 unless $entry =~ /^(?:all|cccmd|cc|author|self|sob|body|bodycc)$/;
65648283
DB
449 $suppress_cc{$entry} = 1;
450 }
451}
452
453if ($suppress_cc{'all'}) {
cb8a9bd5 454 foreach my $entry (qw (cccmd cc author self sob body bodycc)) {
65648283
DB
455 $suppress_cc{$entry} = 1;
456 }
457 delete $suppress_cc{'all'};
458}
459
460# If explicit old-style ones are specified, they trump --suppress-cc.
461$suppress_cc{'self'} = $suppress_from if defined $suppress_from;
ddc3d4fe 462$suppress_cc{'sob'} = !$signed_off_by_cc if defined $signed_off_by_cc;
65648283 463
3531e270
JS
464if ($suppress_cc{'body'}) {
465 foreach my $entry (qw (sob bodycc)) {
466 $suppress_cc{$entry} = 1;
467 }
468 delete $suppress_cc{'body'};
469}
470
c1f2aa45
JS
471# Set confirm's default value
472my $confirm_unconfigured = !defined $confirm;
473if ($confirm_unconfigured) {
474 $confirm = scalar %suppress_cc ? 'compose' : 'auto';
475};
3c5cd20c 476die sprintf(__("Unknown --confirm setting: '%s'\n"), $confirm)
c1f2aa45
JS
477 unless $confirm =~ /^(?:auto|cc|compose|always|never)/;
478
65648283
DB
479# Debugging, print out the suppressions.
480if (0) {
481 print "suppressions:\n";
482 foreach my $entry (keys %suppress_cc) {
483 printf " %-5s -> $suppress_cc{$entry}\n", $entry;
484 }
485}
486
ad79c024
FL
487my ($repoauthor, $repocommitter);
488($repoauthor) = Git::ident_person(@repo, 'author');
489($repocommitter) = Git::ident_person(@repo, 'committer');
34cc60ce 490
5012699d 491sub parse_address_line {
cc907506 492 return Git::parse_mailboxes($_[0]);
5012699d
JS
493}
494
0e73b3ee 495sub split_addrs {
2f0e7cbb 496 return quotewords('\s*,\s*', 1, @_);
0e73b3ee
WF
497}
498
994d6c66 499my %aliases;
09f1157b
ES
500
501sub parse_sendmail_alias {
502 local $_ = shift;
503 if (/"/) {
3c5cd20c 504 printf STDERR __("warning: sendmail alias with quotes is not supported: %s\n"), $_;
86b89848 505 } elsif (/:include:/) {
3c5cd20c 506 printf STDERR __("warning: `:include:` not supported: %s\n"), $_;
86b89848 507 } elsif (/[\/|]/) {
3c5cd20c 508 printf STDERR __("warning: `/file` or `|pipe` redirection not supported: %s\n"), $_;
09f1157b
ES
509 } elsif (/^(\S+?)\s*:\s*(.+)$/) {
510 my ($alias, $addr) = ($1, $2);
511 $aliases{$alias} = [ split_addrs($addr) ];
512 } else {
3c5cd20c 513 printf STDERR __("warning: sendmail line is not recognized: %s\n"), $_;
09f1157b
ES
514 }
515}
516
517sub parse_sendmail_aliases {
518 my $fh = shift;
2532dd06 519 my $s = '';
09f1157b 520 while (<$fh>) {
2532dd06 521 chomp;
020be85f 522 next if /^\s*$/ || /^\s*#/;
2532dd06
ES
523 $s .= $_, next if $s =~ s/\\$// || s/^\s+//;
524 parse_sendmail_alias($s) if $s;
525 $s = $_;
09f1157b 526 }
2532dd06
ES
527 $s =~ s/\\$//; # silently tolerate stray '\' on last line
528 parse_sendmail_alias($s) if $s;
09f1157b
ES
529}
530
994d6c66
EW
531my %parse_alias = (
532 # multiline formats can be supported in the future
533 mutt => sub { my $fh = shift; while (<$fh>) {
ffc01f9b 534 if (/^\s*alias\s+(?:-group\s+\S+\s+)*(\S+)\s+(.*)$/) {
994d6c66
EW
535 my ($alias, $addr) = ($1, $2);
536 $addr =~ s/#.*$//; # mutt allows # comments
2c510f21
EW
537 # commas delimit multiple addresses
538 my @addr = split_addrs($addr);
539
540 # quotes may be escaped in the file,
541 # unescape them so we do not double-escape them later.
542 s/\\"/"/g foreach @addr;
543 $aliases{$alias} = \@addr
994d6c66
EW
544 }}},
545 mailrc => sub { my $fh = shift; while (<$fh>) {
a277d1ef 546 if (/^alias\s+(\S+)\s+(.*?)\s*$/) {
994d6c66 547 # spaces delimit multiple addresses
fe87c921 548 $aliases{$1} = [ quotewords('\s+', 0, $2) ];
994d6c66 549 }}},
73c427eb
TP
550 pine => sub { my $fh = shift; my $f='\t[^\t]*';
551 for (my $x = ''; defined($x); $x = $_) {
552 chomp $x;
553 $x .= $1 while(defined($_ = <$fh>) && /^ +(.*)$/);
554 $x =~ /^(\S+)$f\t\(?([^\t]+?)\)?(:?$f){0,2}$/ or next;
0e73b3ee 555 $aliases{$1} = [ split_addrs($2) ];
73c427eb 556 }},
7613ea35
BP
557 elm => sub { my $fh = shift;
558 while (<$fh>) {
559 if (/^(\S+)\s+=\s+[^=]+=\s(\S+)/) {
560 my ($alias, $addr) = ($1, $2);
561 $aliases{$alias} = [ split_addrs($addr) ];
562 }
563 } },
09f1157b 564 sendmail => \&parse_sendmail_aliases,
994d6c66
EW
565 gnus => sub { my $fh = shift; while (<$fh>) {
566 if (/\(define-mail-alias\s+"(\S+?)"\s+"(\S+?)"\)/) {
567 $aliases{$1} = [ $2 ];
568 }}}
569);
570
3cb8caf7 571if (@alias_files and $aliasfiletype and defined $parse_alias{$aliasfiletype}) {
994d6c66
EW
572 foreach my $file (@alias_files) {
573 open my $fh, '<', $file or die "opening $file: $!\n";
574 $parse_alias{$aliasfiletype}->($fh);
575 close $fh;
576 }
577}
578
17b7a832
JK
579if ($dump_aliases) {
580 print "$_\n" for (sort keys %aliases);
581 exit(0);
582}
583
9b397039
RR
584# is_format_patch_arg($f) returns 0 if $f names a patch, or 1 if
585# $f is a revision list specification to be passed to format-patch.
586sub is_format_patch_arg {
eed6ca7c 587 return unless $repo;
5df9fcf6
PH
588 my $f = shift;
589 try {
590 $repo->command('rev-parse', '--verify', '--quiet', $f);
591 if (defined($format_patch)) {
5df9fcf6
PH
592 return $format_patch;
593 }
3c5cd20c
VA
594 die sprintf(__ <<EOF, $f, $f);
595File '%s' exists but it could also be the range of commits
5df9fcf6
PH
596to produce patches for. Please disambiguate by...
597
3c5cd20c 598 * Saying "./%s" if you mean a file; or
5df9fcf6
PH
599 * Giving --format-patch option if you mean a range.
600EOF
601 } catch Git::Error::Command with {
9b397039 602 # Not a valid revision. Treat it as a filename.
5df9fcf6
PH
603 return 0;
604 }
605}
606
aa54892f
JK
607# Now that all the defaults are set, process the rest of the command line
608# arguments and collect up the files that need to be processed.
5df9fcf6 609my @rev_list_opts;
69f4ce55 610while (defined(my $f = shift @ARGV)) {
5df9fcf6
PH
611 if ($f eq "--") {
612 push @rev_list_opts, "--", @ARGV;
613 @ARGV = ();
9b397039 614 } elsif (-d $f and !is_format_patch_arg($f)) {
c6038169 615 opendir my $dh, $f
3c5cd20c 616 or die sprintf(__("Failed to opendir %s: %s"), $f, $!);
aa54892f 617
89bf1bac 618 push @files, grep { -f $_ } map { catfile($f, $_) }
c6038169
ÆAB
619 sort readdir $dh;
620 closedir $dh;
9b397039 621 } elsif ((-f $f or -p $f) and !is_format_patch_arg($f)) {
aa54892f 622 push @files, $f;
aa54892f 623 } else {
5df9fcf6 624 push @rev_list_opts, $f;
aa54892f
JK
625 }
626}
627
5df9fcf6 628if (@rev_list_opts) {
46493105 629 die __("Cannot run git format-patch from outside a repository\n")
eed6ca7c 630 unless $repo;
5df9fcf6
PH
631 push @files, $repo->command('format-patch', '-o', tempdir(CLEANUP => 1), @rev_list_opts);
632}
633
531220ba
JH
634@files = handle_backup_files(@files);
635
dbf5e1e9 636if ($validate) {
c764a0c2 637 foreach my $f (@files) {
300913bd
KB
638 unless (-p $f) {
639 my $error = validate_patch($f);
3c5cd20c
VA
640 $error and die sprintf(__("fatal: %s: %s\nwarning: no patches were sent\n"),
641 $f, $error);
300913bd 642 }
c764a0c2 643 }
747bbff9
JK
644}
645
aa54892f
JK
646if (@files) {
647 unless ($quiet) {
648 print $_,"\n" for (@files);
649 }
650} else {
46493105 651 print STDERR __("\nNo patch files specified!\n\n");
aa54892f
JK
652 usage();
653}
654
acf071b0 655sub get_patch_subject {
beece9da
PH
656 my $fn = shift;
657 open (my $fh, '<', $fn);
658 while (my $line = <$fh>) {
659 next unless ($line =~ /^Subject: (.*)$/);
660 close $fh;
661 return "GIT: $1\n";
662 }
663 close $fh;
3c5cd20c 664 die sprintf(__("No subject line in %s?"), $fn);
beece9da
PH
665}
666
667if ($compose) {
668 # Note that this does not need to be secure, but we will make a small
669 # effort to have it be unique
afe756c9
JS
670 $compose_filename = ($repo ?
671 tempfile(".gitsendemail.msg.XXXXXX", DIR => $repo->repo_path()) :
672 tempfile(".gitsendemail.msg.XXXXXX", DIR => "."))[1];
fe0f944f 673 open my $c, ">", $compose_filename
3c5cd20c 674 or die sprintf(__("Failed to open for writing %s: %s"), $compose_filename, $!);
beece9da
PH
675
676
677 my $tpl_sender = $sender || $repoauthor || $repocommitter || '';
678 my $tpl_subject = $initial_subject || '';
679 my $tpl_reply_to = $initial_reply_to || '';
680
70aedfb3 681 print $c <<EOT1, Git::prefix_lines("GIT: ", __ <<EOT2), <<EOT3;
beece9da 682From $tpl_sender # This line is ignored.
70aedfb3
VA
683EOT1
684Lines beginning in "GIT:" will be removed.
685Consider including an overall diffstat or table of contents
686for the patch you are writing.
687
688Clear the body content if you don't wish to send a summary.
689EOT2
beece9da
PH
690From: $tpl_sender
691Subject: $tpl_subject
692In-Reply-To: $tpl_reply_to
693
70aedfb3 694EOT3
beece9da 695 for my $f (@files) {
fe0f944f 696 print $c get_patch_subject($f);
beece9da 697 }
fe0f944f 698 close $c;
beece9da 699
beece9da
PH
700 if ($annotate) {
701 do_edit($compose_filename, @files);
702 } else {
703 do_edit($compose_filename);
704 }
705
fe0f944f 706 open my $c2, ">", $compose_filename . ".final"
3c5cd20c 707 or die sprintf(__("Failed to open %s.final: %s"), $compose_filename, $!);
beece9da 708
fe0f944f 709 open $c, "<", $compose_filename
3c5cd20c 710 or die sprintf(__("Failed to open %s: %s"), $compose_filename, $!);
beece9da
PH
711
712 my $need_8bit_cte = file_has_nonascii($compose_filename);
713 my $in_body = 0;
714 my $summary_empty = 1;
4a47a4dd
KM
715 if (!defined $compose_encoding) {
716 $compose_encoding = "UTF-8";
717 }
fe0f944f 718 while(<$c>) {
40e6e8a0 719 next if m/^GIT:/;
beece9da
PH
720 if ($in_body) {
721 $summary_empty = 0 unless (/^\n$/);
722 } elsif (/^\n$/) {
723 $in_body = 1;
724 if ($need_8bit_cte) {
fe0f944f 725 print $c2 "MIME-Version: 1.0\n",
beece9da 726 "Content-Type: text/plain; ",
62e00690 727 "charset=$compose_encoding\n",
beece9da
PH
728 "Content-Transfer-Encoding: 8bit\n";
729 }
730 } elsif (/^MIME-Version:/i) {
731 $need_8bit_cte = 0;
732 } elsif (/^Subject:\s*(.+)\s*$/i) {
733 $initial_subject = $1;
734 my $subject = $initial_subject;
735 $_ = "Subject: " .
ce547800 736 quote_subject($subject, $compose_encoding) .
beece9da
PH
737 "\n";
738 } elsif (/^In-Reply-To:\s*(.+)\s*$/i) {
739 $initial_reply_to = $1;
740 next;
741 } elsif (/^From:\s*(.+)\s*$/i) {
742 $sender = $1;
743 next;
744 } elsif (/^(?:To|Cc|Bcc):/i) {
46493105 745 print __("To/Cc/Bcc fields are not interpreted yet, they have been ignored\n");
beece9da
PH
746 next;
747 }
fe0f944f 748 print $c2 $_;
beece9da 749 }
fe0f944f
ÆAB
750 close $c;
751 close $c2;
beece9da
PH
752
753 if ($summary_empty) {
46493105 754 print __("Summary email is empty, skipping it\n");
beece9da
PH
755 $compose = -1;
756 }
757} elsif ($annotate) {
758 do_edit(@files);
759}
760
6e182518
JS
761sub ask {
762 my ($prompt, %arg) = @_;
0da43a68 763 my $valid_re = $arg{valid_re};
6e182518 764 my $default = $arg{default};
51bbccfd 765 my $confirm_only = $arg{confirm_only};
6e182518
JS
766 my $resp;
767 my $i = 0;
5906f54e
JS
768 return defined $default ? $default : undef
769 unless defined $term->IN and defined fileno($term->IN) and
770 defined $term->OUT and defined fileno($term->OUT);
6e182518
JS
771 while ($i++ < 10) {
772 $resp = $term->readline($prompt);
773 if (!defined $resp) { # EOF
774 print "\n";
775 return defined $default ? $default : undef;
776 }
777 if ($resp eq '' and defined $default) {
778 return $default;
779 }
0da43a68 780 if (!defined $valid_re or $resp =~ /$valid_re/) {
6e182518
JS
781 return $resp;
782 }
51bbccfd 783 if ($confirm_only) {
3c5cd20c
VA
784 my $yesno = $term->readline(
785 # TRANSLATORS: please keep [y/N] as is.
786 sprintf(__("Are you sure you want to use <%s> [y/N]? "), $resp));
51bbccfd
JH
787 if (defined $yesno && $yesno =~ /y/i) {
788 return $resp;
789 }
790 }
6e182518 791 }
622bc930 792 return;
6e182518
JS
793}
794
3cae7e5b
TR
795my %broken_encoding;
796
1d50bfd9 797sub file_declares_8bit_cte {
3cae7e5b
TR
798 my $fn = shift;
799 open (my $fh, '<', $fn);
800 while (my $line = <$fh>) {
801 last if ($line =~ /^$/);
802 return 1 if ($line =~ /^Content-Transfer-Encoding: .*8bit.*$/);
803 }
804 close $fh;
805 return 0;
806}
807
808foreach my $f (@files) {
809 next unless (body_or_subject_has_nonascii($f)
810 && !file_declares_8bit_cte($f));
811 $broken_encoding{$f} = 1;
812}
813
814if (!defined $auto_8bit_encoding && scalar %broken_encoding) {
a4dde4c4
VA
815 print __("The following files are 8bit, but do not declare " .
816 "a Content-Transfer-Encoding.\n");
3cae7e5b
TR
817 foreach my $f (sort keys %broken_encoding) {
818 print " $f\n";
819 }
a4dde4c4 820 $auto_8bit_encoding = ask(__("Which 8bit encoding should I declare [UTF-8]? "),
852a15d7 821 valid_re => qr/.{4}/, confirm_only => 1,
3cae7e5b
TR
822 default => "UTF-8");
823}
824
a03bc5b6
TR
825if (!$force) {
826 for my $f (@files) {
0d290a46 827 if (get_patch_subject($f) =~ /\Q*** SUBJECT HERE ***\E/) {
3c5cd20c 828 die sprintf(__("Refusing to send because the patch\n\t%s\n"
a03bc5b6 829 . "has the template subject '*** SUBJECT HERE ***'. "
3c5cd20c 830 . "Pass --force if you really want to send.\n"), $f);
a03bc5b6
TR
831 }
832 }
833}
834
c46e27aa 835if (defined $sender) {
fa5b1aa9 836 $sender =~ s/^\s+|\s+$//g;
c46e27aa
RL
837 ($sender) = expand_aliases($sender);
838} else {
ad79c024 839 $sender = $repoauthor || $repocommitter || '';
83b24437
RA
840}
841
da18759e
MT
842# $sender could be an already sanitized address
843# (e.g. sendemail.from could be manually sanitized by user).
844# But it's a no-op to run sanitize_address on an already sanitized address.
845$sender = sanitize_address($sender);
846
a4dde4c4 847my $to_whom = __("To whom should the emails be sent (if anyone)?");
8cac13dc 848my $prompting = 0;
8796ff7f 849if (!@initial_to && !defined $to_cmd) {
0d6b21e7 850 my $to = ask("$to_whom ",
61837493 851 default => "",
51bbccfd 852 valid_re => qr/\@.*\./, confirm_only => 1);
3c3bb51c 853 push @initial_to, parse_address_line($to) if defined $to; # sanitized/validated later
1f038a0c 854 $prompting++;
83b24437
RA
855}
856
994d6c66 857sub expand_aliases {
302e04ea
JK
858 return map { expand_one_alias($_) } @_;
859}
860
861my %EXPANDED_ALIASES;
862sub expand_one_alias {
863 my $alias = shift;
864 if ($EXPANDED_ALIASES{$alias}) {
3c5cd20c 865 die sprintf(__("fatal: alias '%s' expands to itself\n"), $alias);
302e04ea
JK
866 }
867 local $EXPANDED_ALIASES{$alias} = 1;
868 return $aliases{$alias} ? expand_aliases(@{$aliases{$alias}}) : $alias;
994d6c66
EW
869}
870
b5e112d8
RL
871@initial_to = process_address_list(@initial_to);
872@initial_cc = process_address_list(@initial_cc);
873@bcclist = process_address_list(@bcclist);
994d6c66 874
5483c71d 875if ($thread && !defined $initial_reply_to && $prompting) {
6e182518 876 $initial_reply_to = ask(
a4dde4c4 877 __("Message-ID to be used as In-Reply-To for the first email (if any)? "),
61837493 878 default => "",
51bbccfd 879 valid_re => qr/\@.*\./, confirm_only => 1);
83b24437 880}
1ca3d6ed 881if (defined $initial_reply_to) {
0fb7fc75
JS
882 $initial_reply_to =~ s/^\s*<?//;
883 $initial_reply_to =~ s/>?\s*$//;
884 $initial_reply_to = "<$initial_reply_to>" if $initial_reply_to ne '';
ace9c2a9 885}
ace72086 886
34cc60ce 887if (!defined $smtp_server) {
1ab2fd4f
FK
888 my @sendmail_paths = qw( /usr/sbin/sendmail /usr/lib/sendmail );
889 push @sendmail_paths, map {"$_/sendmail"} split /:/, $ENV{PATH};
890 foreach (@sendmail_paths) {
aca7ad76
EW
891 if (-x $_) {
892 $smtp_server = $_;
893 last;
894 }
895 }
896 $smtp_server ||= 'localhost'; # could be 127.0.0.1, too... *shrug*
3342d850
RA
897}
898
c1f2aa45
JS
899if ($compose && $compose > 0) {
900 @files = ($compose_filename . ".final", @files);
1f038a0c
RA
901}
902
83b24437 903# Variables we set as part of the loop over files
c1f2aa45 904our ($message_id, %mail, $subject, $reply_to, $references, $message,
dc1460aa 905 $needs_confirm, $message_num, $ask_default);
83b24437 906
567ffeb7
EW
907sub extract_valid_address {
908 my $address = shift;
35b6ab95
ÆAB
909 my $local_part_regexp = qr/[^<>"\s@]+/;
910 my $domain_regexp = qr/[^.<>"\s@]+(?:\.[^.<>"\s@]+)+/;
db3106b2
EW
911
912 # check for a local address:
ad9c18f5 913 return $address if ($address =~ /^($local_part_regexp)$/);
db3106b2 914
155197e6 915 $address =~ s/^\s*<(.*)>\s*$/$1/;
567ffeb7 916 if ($have_email_valid) {
ad9c18f5 917 return scalar Email::Valid->address($address);
567ffeb7 918 }
95c0d4b6
KM
919
920 # less robust/correct than the monster regexp in Email::Valid,
921 # but still does a 99% job, and one less dependency
922 return $1 if $address =~ /($local_part_regexp\@$domain_regexp)/;
622bc930 923 return;
567ffeb7 924}
83b24437 925
e4312255
KM
926sub extract_valid_address_or_die {
927 my $address = shift;
928 $address = extract_valid_address($address);
3c5cd20c 929 die sprintf(__("error: unable to extract a valid address from: %s\n"), $address)
e4312255
KM
930 if !$address;
931 return $address;
932}
933
934sub validate_address {
935 my $address = shift;
d0e98107 936 while (!extract_valid_address($address)) {
3c5cd20c 937 printf STDERR __("error: unable to extract a valid address from: %s\n"), $address;
a4dde4c4
VA
938 # TRANSLATORS: Make sure to include [q] [d] [e] in your
939 # translation. The program will only accept English input
940 # at this point.
941 $_ = ask(__("What to do with this address? ([q]uit|[d]rop|[e]dit): "),
d0e98107 942 valid_re => qr/^(?:quit|q|drop|d|edit|e)/i,
5c80afed
KM
943 default => 'q');
944 if (/^d/i) {
945 return undef;
946 } elsif (/^q/i) {
947 cleanup_compose_files();
948 exit(0);
949 }
0d6b21e7 950 $address = ask("$to_whom ",
d0e98107
KM
951 default => "",
952 valid_re => qr/\@.*\./, confirm_only => 1);
e4312255
KM
953 }
954 return $address;
955}
956
957sub validate_address_list {
958 return (grep { defined $_ }
959 map { validate_address($_) } @_);
567ffeb7 960}
83b24437
RA
961
962# Usually don't need to change anything below here.
963
964# we make a "fake" message id by taking the current number
965# of seconds since the beginning of Unix time and tacking on
966# a random number to the end, in case we are called quicker than
967# 1 second since the last time we were called.
8037d1a3
RA
968
969# We'll setup a template for the message id, using the "from" address:
8037d1a3 970
be510cfe 971my ($message_id_stamp, $message_id_serial);
68ce9330 972sub make_message_id {
be510cfe
JH
973 my $uniq;
974 if (!defined $message_id_stamp) {
f916ab0c 975 $message_id_stamp = strftime("%Y%m%d%H%M%S.$$", gmtime(time));
be510cfe
JH
976 $message_id_serial = 0;
977 }
978 $message_id_serial++;
979 $uniq = "$message_id_stamp-$message_id_serial";
980
aeb59328 981 my $du_part;
94638f89
UKK
982 for ($sender, $repocommitter, $repoauthor) {
983 $du_part = extract_valid_address(sanitize_address($_));
984 last if (defined $du_part and $du_part ne '');
aeb59328 985 }
94638f89 986 if (not defined $du_part or $du_part eq '') {
529dd386 987 require Sys::Hostname;
aeb59328
JH
988 $du_part = 'user@' . Sys::Hostname::hostname();
989 }
f916ab0c 990 my $message_id_template = "<%s-%s>";
be510cfe 991 $message_id = sprintf($message_id_template, $uniq, $du_part);
8037d1a3 992 #print "new message id = $message_id\n"; # Was useful for debugging
83b24437
RA
993}
994
995
996
a5370b16 997$time = time - scalar $#files;
83b24437 998
374c5905
JR
999sub unquote_rfc2047 {
1000 local ($_) = @_;
11f70a7e 1001 my $charset;
ab47e2a5
РД
1002 my $sep = qr/[ \t]+/;
1003 s{$re_encoded_word(?:$sep$re_encoded_word)*}{
1004 my @words = split $sep, $&;
1005 foreach (@words) {
1006 m/$re_encoded_word/;
1007 $charset = $1;
1008 my $encoding = $2;
1009 my $text = $3;
1010 if ($encoding eq 'q' || $encoding eq 'Q') {
1011 $_ = $text;
1012 s/_/ /g;
1013 s/=([0-9A-F]{2})/chr(hex($1))/egi;
1014 } else {
1015 # other encodings not supported yet
1016 }
11f70a7e 1017 }
ab47e2a5 1018 join '', @words;
b622d4d1 1019 }eg;
11f70a7e 1020 return wantarray ? ($_, $charset) : $_;
374c5905
JR
1021}
1022
d54eaaa2
JK
1023sub quote_rfc2047 {
1024 local $_ = shift;
d1fff6fc 1025 my $encoding = shift || 'UTF-8';
d54eaaa2
JK
1026 s/([^-a-zA-Z0-9!*+\/])/sprintf("=%02X", ord($1))/eg;
1027 s/(.*)/=\?$encoding\?q\?$1\?=/;
1028 return $_;
1029}
1030
a3a8262b
BC
1031sub is_rfc2047_quoted {
1032 my $s = shift;
a3a8262b 1033 length($s) <= 75 &&
11f70a7e 1034 $s =~ m/^(?:"[[:ascii:]]*"|$re_encoded_word)$/o;
a3a8262b
BC
1035}
1036
ce547800
KM
1037sub subject_needs_rfc2047_quoting {
1038 my $s = shift;
1039
ce1459f7 1040 return ($s =~ /[^[:ascii:]]/) || ($s =~ /=\?/);
ce547800
KM
1041}
1042
1043sub quote_subject {
1044 local $subject = shift;
1045 my $encoding = shift || 'UTF-8';
1046
1047 if (subject_needs_rfc2047_quoting($subject)) {
1048 return quote_rfc2047($subject, $encoding);
1049 }
1050 return $subject;
1051}
1052
5b56aaa2 1053# use the simplest quoting being able to handle the recipient
68ce9330 1054sub sanitize_address {
732263d4 1055 my ($recipient) = @_;
831a488b
KM
1056
1057 # remove garbage after email address
1058 $recipient =~ s/(.*>).*$/$1/;
1059
5b56aaa2
UKK
1060 my ($recipient_name, $recipient_addr) = ($recipient =~ /^(.*?)\s*(<.*)/);
1061
1062 if (not $recipient_name) {
ff483897 1063 return $recipient;
5b56aaa2
UKK
1064 }
1065
1066 # if recipient_name is already quoted, do nothing
a3a8262b 1067 if (is_rfc2047_quoted($recipient_name)) {
5b56aaa2
UKK
1068 return $recipient;
1069 }
1070
1fe9703f
RL
1071 # remove non-escaped quotes
1072 $recipient_name =~ s/(^|[^\\])"/$1/g;
1073
5b56aaa2
UKK
1074 # rfc2047 is needed if a non-ascii char is included
1075 if ($recipient_name =~ /[^[:ascii:]]/) {
d54eaaa2 1076 $recipient_name = quote_rfc2047($recipient_name);
732263d4 1077 }
5b56aaa2
UKK
1078
1079 # double quotes are needed if specials or CTLs are included
1080 elsif ($recipient_name =~ /[][()<>@,;:\\".\000-\037\177]/) {
1fe9703f 1081 $recipient_name =~ s/([\\\r])/\\$1/g;
d5c7d69d 1082 $recipient_name = qq["$recipient_name"];
5b56aaa2
UKK
1083 }
1084
1085 return "$recipient_name $recipient_addr";
1086
732263d4
RJ
1087}
1088
cb2922fe
MM
1089sub strip_garbage_one_address {
1090 my ($addr) = @_;
1091 chomp $addr;
1092 if ($addr =~ /^(("[^"]*"|[^"<]*)? *<[^>]*>).*/) {
1093 # "Foo Bar" <foobar@example.com> [possibly garbage here]
1094 # Foo Bar <foobar@example.com> [possibly garbage here]
1095 return $1;
1096 }
1097 if ($addr =~ /^(<[^>]*>).*/) {
1098 # <foo@example.com> [possibly garbage here]
1099 # if garbage contains other addresses, they are ignored.
1100 return $1;
1101 }
1102 if ($addr =~ /^([^"#,\s]*)/) {
1103 # address without quoting: remove anything after the address
1104 return $1;
1105 }
1106 return $addr;
1107}
1108
e4312255
KM
1109sub sanitize_address_list {
1110 return (map { sanitize_address($_) } @_);
1111}
1112
b5e112d8 1113sub process_address_list {
b1c8a11c
RL
1114 my @addr_list = map { parse_address_line($_) } @_;
1115 @addr_list = expand_aliases(@addr_list);
b5e112d8
RL
1116 @addr_list = sanitize_address_list(@addr_list);
1117 @addr_list = validate_address_list(@addr_list);
1118 return @addr_list;
1119}
1120
134550fe
JA
1121# Returns the local Fully Qualified Domain Name (FQDN) if available.
1122#
1123# Tightly configured MTAa require that a caller sends a real DNS
1124# domain name that corresponds the IP address in the HELO/EHLO
1125# handshake. This is used to verify the connection and prevent
1126# spammers from trying to hide their identity. If the DNS and IP don't
1127# match, the receiveing MTA may deny the connection.
1128#
1129# Here is a deny example of Net::SMTP with the default "localhost.localdomain"
1130#
1131# Net::SMTP=GLOB(0x267ec28)>>> EHLO localhost.localdomain
1132# Net::SMTP=GLOB(0x267ec28)<<< 550 EHLO argument does not match calling host
1133#
1134# This maildomain*() code is based on ideas in Perl library Test::Reporter
1135# /usr/share/perl5/Test/Reporter/Mail/Util.pm ==> sub _maildomain ()
1136
59a86303
BG
1137sub valid_fqdn {
1138 my $domain = shift;
61ef5e9b 1139 return defined $domain && !($^O eq 'darwin' && $domain =~ /\.local$/) && $domain =~ /\./;
59a86303
BG
1140}
1141
68ce9330 1142sub maildomain_net {
134550fe
JA
1143 my $maildomain;
1144
1145 if (eval { require Net::Domain; 1 }) {
1146 my $domain = Net::Domain::domainname();
59a86303 1147 $maildomain = $domain if valid_fqdn($domain);
134550fe
JA
1148 }
1149
1150 return $maildomain;
1151}
1152
68ce9330 1153sub maildomain_mta {
134550fe
JA
1154 my $maildomain;
1155
1156 if (eval { require Net::SMTP; 1 }) {
1157 for my $host (qw(mailhost localhost)) {
1158 my $smtp = Net::SMTP->new($host);
1159 if (defined $smtp) {
1160 my $domain = $smtp->domain;
1161 $smtp->quit;
1162
59a86303 1163 $maildomain = $domain if valid_fqdn($domain);
134550fe
JA
1164
1165 last if $maildomain;
1166 }
1167 }
1168 }
1169
1170 return $maildomain;
1171}
1172
68ce9330 1173sub maildomain {
69cf7bfd 1174 return maildomain_net() || maildomain_mta() || 'localhost.localdomain';
134550fe
JA
1175}
1176
4d31a44a
MN
1177sub smtp_host_string {
1178 if (defined $smtp_server_port) {
1179 return "$smtp_server:$smtp_server_port";
1180 } else {
1181 return $smtp_server;
1182 }
1183}
1184
1185# Returns 1 if authentication succeeded or was not necessary
1186# (smtp_user was not specified), and 0 otherwise.
1187
1188sub smtp_auth_maybe {
1189 if (!defined $smtp_authuser || $auth) {
1190 return 1;
1191 }
1192
1193 # Workaround AUTH PLAIN/LOGIN interaction defect
1194 # with Authen::SASL::Cyrus
1195 eval {
1196 require Authen::SASL;
1197 Authen::SASL->import(qw(Perl));
1198 };
1199
0f2e68b5
JV
1200 # Check mechanism naming as defined in:
1201 # https://tools.ietf.org/html/rfc4422#page-8
904f6e7c 1202 if ($smtp_auth && $smtp_auth !~ /^(\b[A-Z0-9-_]{1,20}\s*)*$/) {
0f2e68b5
JV
1203 die "invalid smtp auth: '${smtp_auth}'";
1204 }
1205
4d31a44a
MN
1206 # TODO: Authentication may fail not because credentials were
1207 # invalid but due to other reasons, in which we should not
1208 # reject credentials.
1209 $auth = Git::credential({
1210 'protocol' => 'smtp',
1211 'host' => smtp_host_string(),
1212 'username' => $smtp_authuser,
1213 # if there's no password, "git credential fill" will
1214 # give us one, otherwise it'll just pass this one.
1215 'password' => $smtp_authpass
1216 }, sub {
1217 my $cred = shift;
0f2e68b5
JV
1218
1219 if ($smtp_auth) {
1220 my $sasl = Authen::SASL->new(
1221 mechanism => $smtp_auth,
1222 callback => {
1223 user => $cred->{'username'},
1224 pass => $cred->{'password'},
1225 authname => $cred->{'username'},
1226 }
1227 );
1228
1229 return !!$smtp->auth($sasl);
1230 }
1231
4d31a44a
MN
1232 return !!$smtp->auth($cred->{'username'}, $cred->{'password'});
1233 });
1234
1235 return $auth;
1236}
1237
35035bbf
RR
1238sub ssl_verify_params {
1239 eval {
1240 require IO::Socket::SSL;
1241 IO::Socket::SSL->import(qw/SSL_VERIFY_PEER SSL_VERIFY_NONE/);
1242 };
1243 if ($@) {
1244 print STDERR "Not using SSL_VERIFY_PEER due to out-of-date IO::Socket::SSL.\n";
1245 return;
1246 }
1247
1248 if (!defined $smtp_ssl_cert_path) {
01645b74
RK
1249 # use the OpenSSL defaults
1250 return (SSL_verify_mode => SSL_VERIFY_PEER());
35035bbf
RR
1251 }
1252
1253 if ($smtp_ssl_cert_path eq "") {
1254 return (SSL_verify_mode => SSL_VERIFY_NONE());
1255 } elsif (-d $smtp_ssl_cert_path) {
1256 return (SSL_verify_mode => SSL_VERIFY_PEER(),
1257 SSL_ca_path => $smtp_ssl_cert_path);
1258 } elsif (-f $smtp_ssl_cert_path) {
1259 return (SSL_verify_mode => SSL_VERIFY_PEER(),
1260 SSL_ca_file => $smtp_ssl_cert_path);
1261 } else {
3c5cd20c 1262 die sprintf(__("CA path \"%s\" does not exist"), $smtp_ssl_cert_path);
35035bbf
RR
1263 }
1264}
1265
cb005c1f
EFL
1266sub file_name_is_absolute {
1267 my ($path) = @_;
1268
1269 # msys does not grok DOS drive-prefixes
1270 if ($^O eq 'msys') {
f24ecf59 1271 return ($path =~ m#^/# || $path =~ m#^[a-zA-Z]\:#)
cb005c1f
EFL
1272 }
1273
1274 require File::Spec::Functions;
1275 return File::Spec::Functions::file_name_is_absolute($path);
1276}
1277
15da1084 1278# Returns 1 if the message was sent, and 0 otherwise.
a1b5b371 1279# In actuality, the whole program dies when there
15da1084
MW
1280# is an error sending a message.
1281
68ce9330 1282sub send_message {
4bc87a28 1283 my @recipients = unique_email_list(@to);
e4312255 1284 @cc = (grep { my $cc = extract_valid_address_or_die($_);
83acaaec 1285 not grep { $cc eq $_ || $_ =~ /<\Q${cc}\E>$/ } @recipients
7ac17529 1286 }
7ac17529 1287 @cc);
4bc87a28 1288 my $to = join (",\n\t", @recipients);
58063245 1289 @recipients = unique_email_list(@recipients,@cc,@bcclist);
e4312255 1290 @recipients = (map { extract_valid_address_or_die($_) } @recipients);
6bdca890 1291 my $date = format_2822_time($time++);
e923effb
ML
1292 my $gitversion = '@@GIT_VERSION@@';
1293 if ($gitversion =~ m/..GIT_VERSION../) {
3cb8caf7 1294 $gitversion = Git::version();
e923effb 1295 }
4bc87a28 1296
02461e0e 1297 my $cc = join(",\n\t", unique_email_list(@cc));
f06a6a49
JH
1298 my $ccline = "";
1299 if ($cc ne '') {
1300 $ccline = "\nCc: $cc";
1301 }
4f3d3703 1302 make_message_id() unless defined($message_id);
aeb59328 1303
da18759e 1304 my $header = "From: $sender
f06a6a49 1305To: $to${ccline}
4bc87a28 1306Subject: $subject
4bc87a28
EW
1307Date: $date
1308Message-Id: $message_id
4bc87a28 1309";
ac1596a6
LH
1310 if ($use_xmailer) {
1311 $header .= "X-Mailer: git-send-email $gitversion\n";
1312 }
3e0c4ffd 1313 if ($reply_to) {
7ccf7927
RA
1314
1315 $header .= "In-Reply-To: $reply_to\n";
1316 $header .= "References: $references\n";
1317 }
ce91c2f6
JH
1318 if (@xh) {
1319 $header .= join("\n", @xh) . "\n";
1320 }
4bc87a28 1321
c38f0247 1322 my @sendmail_parameters = ('-i', @recipients);
da18759e 1323 my $raw_from = $sender;
c89e3241
FC
1324 if (defined $envelope_sender && $envelope_sender ne "auto") {
1325 $raw_from = $envelope_sender;
1326 }
f073a592
RJ
1327 $raw_from = extract_valid_address($raw_from);
1328 unshift (@sendmail_parameters,
1329 '-f', $raw_from) if(defined $envelope_sender);
8e3d436b 1330
c1f2aa45
JS
1331 if ($needs_confirm && !$dry_run) {
1332 print "\n$header\n";
1333 if ($needs_confirm eq "inform") {
1334 $confirm_unconfigured = 0; # squelch this message for the rest of this run
6e182518 1335 $ask_default = "y"; # assume yes on EOF since user hasn't explicitly asked for confirmation
a4dde4c4
VA
1336 print __ <<EOF ;
1337 The Cc list above has been expanded by additional
1338 addresses found in the patch commit message. By default
1339 send-email prompts before sending whenever this occurs.
1340 This behavior is controlled by the sendemail.confirm
1341 configuration setting.
1342
1343 For additional information, run 'git send-email --help'.
1344 To retain the current behavior, but squelch this message,
1345 run 'git config --global sendemail.confirm auto'.
1346
1347EOF
c1f2aa45 1348 }
a4dde4c4
VA
1349 # TRANSLATORS: Make sure to include [y] [n] [q] [a] in your
1350 # translation. The program will only accept English input
1351 # at this point.
1352 $_ = ask(__("Send this email? ([y]es|[n]o|[q]uit|[a]ll): "),
6e182518
JS
1353 valid_re => qr/^(?:yes|y|no|n|quit|q|all|a)/i,
1354 default => $ask_default);
46493105 1355 die __("Send this email reply required") unless defined $_;
c1f2aa45 1356 if (/^n/i) {
15da1084 1357 return 0;
c1f2aa45
JS
1358 } elsif (/^q/i) {
1359 cleanup_compose_files();
1360 exit(0);
1361 } elsif (/^a/i) {
1362 $confirm = 'never';
1363 }
1364 }
1365
052fbea2
PO
1366 unshift (@sendmail_parameters, @smtp_server_options);
1367
6130259c
MW
1368 if ($dry_run) {
1369 # We don't want to send the email.
cb005c1f 1370 } elsif (file_name_is_absolute($smtp_server)) {
aca7ad76
EW
1371 my $pid = open my $sm, '|-';
1372 defined $pid or die $!;
1373 if (!$pid) {
8e3d436b 1374 exec($smtp_server, @sendmail_parameters) or die $!;
aca7ad76
EW
1375 }
1376 print $sm "$header\n$message";
5e2c2ab1 1377 close $sm or die $!;
aca7ad76 1378 } else {
44b2476a
JH
1379
1380 if (!defined $smtp_server) {
46493105 1381 die __("The required SMTP server is not properly defined.")
44b2476a
JH
1382 }
1383
0ead000c 1384 require Net::SMTP;
bfbfc9a9 1385 my $use_net_smtp_ssl = version->parse($Net::SMTP::VERSION) < version->parse("2.34");
0ead000c
DK
1386 $smtp_domain ||= maildomain();
1387
f6bebd12 1388 if ($smtp_encryption eq 'ssl') {
44b2476a 1389 $smtp_server_port ||= 465; # ssmtp
5508f3ed 1390 require IO::Socket::SSL;
9d605249
JK
1391
1392 # Suppress "variable accessed once" warning.
1393 {
1394 no warnings 'once';
1395 $IO::Socket::SSL::DEBUG = 1;
1396 }
1397
5508f3ed
TR
1398 # Net::SMTP::SSL->new() does not forward any SSL options
1399 IO::Socket::SSL::set_client_defaults(
1400 ssl_verify_params());
0ead000c
DK
1401
1402 if ($use_net_smtp_ssl) {
1403 require Net::SMTP::SSL;
1404 $smtp ||= Net::SMTP::SSL->new($smtp_server,
1405 Hello => $smtp_domain,
1406 Port => $smtp_server_port,
1407 Debug => $debug_net_smtp);
1408 }
1409 else {
1410 $smtp ||= Net::SMTP->new($smtp_server,
1411 Hello => $smtp_domain,
1412 Port => $smtp_server_port,
1413 Debug => $debug_net_smtp,
1414 SSL => 1);
1415 }
34cc60ce
DS
1416 }
1417 else {
1a741bf7 1418 $smtp_server_port ||= 25;
1419 $smtp ||= Net::SMTP->new($smtp_server,
69cf7bfd 1420 Hello => $smtp_domain,
1a741bf7 1421 Debug => $debug_net_smtp,
1422 Port => $smtp_server_port);
fb3650ed 1423 if ($smtp_encryption eq 'tls' && $smtp) {
0ead000c
DK
1424 if ($use_net_smtp_ssl) {
1425 $smtp->command('STARTTLS');
1426 $smtp->response();
1427 if ($smtp->code != 220) {
1428 die sprintf(__("Server does not support STARTTLS! %s"), $smtp->message);
1429 }
1430 require Net::SMTP::SSL;
35035bbf
RR
1431 $smtp = Net::SMTP::SSL->start_SSL($smtp,
1432 ssl_verify_params())
0ead000c
DK
1433 or die sprintf(__("STARTTLS failed! %s"), IO::Socket::SSL::errstr());
1434 }
1435 else {
1436 $smtp->starttls(ssl_verify_params())
1437 or die sprintf(__("STARTTLS failed! %s"), IO::Socket::SSL::errstr());
f6bebd12 1438 }
0ead000c
DK
1439 $smtp_encryption = '';
1440 # Send EHLO again to receive fresh
1441 # supported commands
1442 $smtp->hello($smtp_domain);
f6bebd12 1443 }
44b2476a
JH
1444 }
1445
1446 if (!$smtp) {
3c5cd20c
VA
1447 die __("Unable to initialize SMTP properly. Check config and use --smtp-debug."),
1448 " VALUES: server=$smtp_server ",
e5afb3a6 1449 "encryption=$smtp_encryption ",
69cf7bfd 1450 "hello=$smtp_domain",
a1dd7e16 1451 defined $smtp_server_port ? " port=$smtp_server_port" : "";
44b2476a
JH
1452 }
1453
4d31a44a 1454 smtp_auth_maybe or die $smtp->message;
2363d746 1455
2b69bfc2 1456 $smtp->mail( $raw_from ) or die $smtp->message;
aca7ad76
EW
1457 $smtp->to( @recipients ) or die $smtp->message;
1458 $smtp->data or die $smtp->message;
f60c483d
SA
1459 $smtp->datasend("$header\n") or die $smtp->message;
1460 my @lines = split /^/, $message;
1461 foreach my $line (@lines) {
1462 $smtp->datasend("$line") or die $smtp->message;
1463 }
aca7ad76 1464 $smtp->dataend() or die $smtp->message;
3c5cd20c 1465 $smtp->code =~ /250|200/ or die sprintf(__("Failed to send %s\n"), $subject).$smtp->message;
aca7ad76 1466 }
2718435b 1467 if ($quiet) {
3c5cd20c 1468 printf($dry_run ? __("Dry-Sent %s\n") : __("Sent %s\n"), $subject);
2718435b 1469 } else {
a4dde4c4 1470 print($dry_run ? __("Dry-OK. Log says:\n") : __("OK. Log says:\n"));
cb005c1f 1471 if (!file_name_is_absolute($smtp_server)) {
aca7ad76 1472 print "Server: $smtp_server\n";
2b69bfc2 1473 print "MAIL FROM:<$raw_from>\n";
02461e0e
JP
1474 foreach my $entry (@recipients) {
1475 print "RCPT TO:<$entry>\n";
1476 }
aca7ad76 1477 } else {
8e3d436b 1478 print "Sendmail: $smtp_server ".join(' ',@sendmail_parameters)."\n";
aca7ad76 1479 }
b7f30e0a 1480 print $header, "\n";
aca7ad76 1481 if ($smtp) {
46493105 1482 print __("Result: "), $smtp->code, ' ',
aca7ad76
EW
1483 ($smtp->message =~ /\n([^\n]+\n)$/s), "\n";
1484 } else {
46493105 1485 print __("Result: OK\n");
aca7ad76 1486 }
30d08b34 1487 }
15da1084
MW
1488
1489 return 1;
83b24437
RA
1490}
1491
83b24437 1492$reply_to = $initial_reply_to;
2186d566 1493$references = $initial_reply_to || '';
83b24437 1494$subject = $initial_subject;
c1f2aa45 1495$message_num = 0;
83b24437
RA
1496
1497foreach my $t (@files) {
3c5cd20c 1498 open my $fh, "<", $t or die sprintf(__("can't open file %s"), $t);
83b24437 1499
94638f89 1500 my $author = undef;
4cb46bdd 1501 my $sauthor = undef;
8291db6f
JK
1502 my $author_encoding;
1503 my $has_content_type;
1504 my $body_encoding;
bb29456c
PB
1505 my $xfer_encoding;
1506 my $has_mime_version;
3c3bb51c 1507 @to = ();
c1f2aa45 1508 @cc = ();
ce91c2f6 1509 @xh = ();
e6b0964a 1510 my $input_format = undef;
5012699d 1511 my @header = ();
83b24437 1512 $message = "";
c1f2aa45 1513 $message_num++;
5012699d 1514 # First unfold multiline header fields
f9237e61 1515 while(<$fh>) {
5012699d
JS
1516 last if /^\s*$/;
1517 if (/^\s+\S/ and @header) {
1518 chomp($header[$#header]);
1519 s/^\s+/ /;
1520 $header[$#header] .= $_;
1521 } else {
1522 push(@header, $_);
1523 }
1524 }
1525 # Now parse the header
1526 foreach(@header) {
1527 if (/^From /) {
1528 $input_format = 'mbox';
1529 next;
1530 }
1531 chomp;
1532 if (!defined $input_format && /^[-A-Za-z]+:\s/) {
1533 $input_format = 'mbox';
1534 }
1535
1536 if (defined $input_format && $input_format eq 'mbox') {
6310071a 1537 if (/^Subject:\s+(.*)$/i) {
5012699d 1538 $subject = $1;
e6b0964a 1539 }
6310071a 1540 elsif (/^From:\s+(.*)$/i) {
5012699d 1541 ($author, $author_encoding) = unquote_rfc2047($1);
4cb46bdd 1542 $sauthor = sanitize_address($author);
5012699d 1543 next if $suppress_cc{'author'};
da18759e 1544 next if $suppress_cc{'self'} and $sauthor eq $sender;
a4dde4c4 1545 printf(__("(mbox) Adding cc: %s from line '%s'\n"),
5012699d
JS
1546 $1, $_) unless $quiet;
1547 push @cc, $1;
e6b0964a 1548 }
6310071a 1549 elsif (/^To:\s+(.*)$/i) {
21802cd3 1550 foreach my $addr (parse_address_line($1)) {
a4dde4c4 1551 printf(__("(mbox) Adding to: %s from line '%s'\n"),
21802cd3 1552 $addr, $_) unless $quiet;
e4312255 1553 push @to, $addr;
21802cd3
SB
1554 }
1555 }
6310071a 1556 elsif (/^Cc:\s+(.*)$/i) {
5012699d 1557 foreach my $addr (parse_address_line($1)) {
da18759e
MT
1558 my $qaddr = unquote_rfc2047($addr);
1559 my $saddr = sanitize_address($qaddr);
1560 if ($saddr eq $sender) {
65648283 1561 next if ($suppress_cc{'self'});
65648283
DB
1562 } else {
1563 next if ($suppress_cc{'cc'});
8a8e6235 1564 }
a4dde4c4 1565 printf(__("(mbox) Adding cc: %s from line '%s'\n"),
5012699d
JS
1566 $addr, $_) unless $quiet;
1567 push @cc, $addr;
83b24437 1568 }
5012699d
JS
1569 }
1570 elsif (/^Content-type:/i) {
1571 $has_content_type = 1;
1572 if (/charset="?([^ "]+)/) {
1573 $body_encoding = $1;
83b24437 1574 }
5012699d 1575 push @xh, $_;
83b24437 1576 }
bb29456c
PB
1577 elsif (/^MIME-Version/i) {
1578 $has_mime_version = 1;
1579 push @xh, $_;
1580 }
5012699d
JS
1581 elsif (/^Message-Id: (.*)/i) {
1582 $message_id = $1;
83b24437 1583 }
bb29456c
PB
1584 elsif (/^Content-Transfer-Encoding: (.*)/i) {
1585 $xfer_encoding = $1 if not defined $xfer_encoding;
1586 }
6310071a 1587 elsif (!/^Date:\s/i && /^[-A-Za-z]+:\s+\S/) {
5012699d
JS
1588 push @xh, $_;
1589 }
1590
83b24437 1591 } else {
5012699d
JS
1592 # In the traditional
1593 # "send lots of email" format,
1594 # line 1 = cc
1595 # line 2 = subject
1596 # So let's support that, too.
1597 $input_format = 'lots';
1598 if (@cc == 0 && !$suppress_cc{'cc'}) {
a4dde4c4 1599 printf(__("(non-mbox) Adding cc: %s from line '%s'\n"),
5012699d
JS
1600 $_, $_) unless $quiet;
1601 push @cc, $_;
1602 } elsif (!defined $subject) {
1603 $subject = $_;
83b24437
RA
1604 }
1605 }
1606 }
5012699d 1607 # Now parse the message body
f9237e61 1608 while(<$fh>) {
5012699d 1609 $message .= $_;
cb2922fe 1610 if (/^(Signed-off-by|Cc): (.*)/i) {
5012699d 1611 chomp;
3531e270 1612 my ($what, $c) = ($1, $2);
cb2922fe
MM
1613 # strip garbage for the address we'll use:
1614 $c = strip_garbage_one_address($c);
1615 # sanitize a bit more to decide whether to suppress the address:
da18759e
MT
1616 my $sc = sanitize_address($c);
1617 if ($sc eq $sender) {
3531e270
JS
1618 next if ($suppress_cc{'self'});
1619 } else {
1620 next if $suppress_cc{'sob'} and $what =~ /Signed-off-by/i;
1621 next if $suppress_cc{'bodycc'} and $what =~ /Cc/i;
1622 }
5012699d 1623 push @cc, $c;
a4dde4c4 1624 printf(__("(body) Adding cc: %s from line '%s'\n"),
5012699d
JS
1625 $c, $_) unless $quiet;
1626 }
1627 }
f9237e61 1628 close $fh;
324a8bd0 1629
6e74e075
JP
1630 push @to, recipients_cmd("to-cmd", "to", $to_cmd, $t)
1631 if defined $to_cmd;
1632 push @cc, recipients_cmd("cc-cmd", "cc", $cc_cmd, $t)
1633 if defined $cc_cmd && !$suppress_cc{'cccmd'};
324a8bd0 1634
3cae7e5b 1635 if ($broken_encoding{$t} && !$has_content_type) {
bb29456c 1636 $xfer_encoding = '8bit' if not defined $xfer_encoding;
3cae7e5b 1637 $has_content_type = 1;
bb29456c 1638 push @xh, "Content-Type: text/plain; charset=$auto_8bit_encoding";
3cae7e5b
TR
1639 $body_encoding = $auto_8bit_encoding;
1640 }
1641
ce547800
KM
1642 if ($broken_encoding{$t} && !is_rfc2047_quoted($subject)) {
1643 $subject = quote_subject($subject, $auto_8bit_encoding);
3cae7e5b
TR
1644 }
1645
4cb46bdd 1646 if (defined $sauthor and $sauthor ne $sender) {
94638f89 1647 $message = "From: $author\n\n$message";
8291db6f
JK
1648 if (defined $author_encoding) {
1649 if ($has_content_type) {
1650 if ($body_encoding eq $author_encoding) {
1651 # ok, we already have the right encoding
1652 }
1653 else {
1654 # uh oh, we should re-encode
1655 }
1656 }
1657 else {
bb29456c 1658 $xfer_encoding = '8bit' if not defined $xfer_encoding;
3cae7e5b 1659 $has_content_type = 1;
8291db6f 1660 push @xh,
bb29456c 1661 "Content-Type: text/plain; charset=$author_encoding";
8291db6f
JK
1662 }
1663 }
8a8e6235 1664 }
8d814084
PB
1665 if (defined $target_xfer_encoding) {
1666 $xfer_encoding = '8bit' if not defined $xfer_encoding;
1667 $message = apply_transfer_encoding(
1668 $message, $xfer_encoding, $target_xfer_encoding);
1669 $xfer_encoding = $target_xfer_encoding;
1670 }
bb29456c
PB
1671 if (defined $xfer_encoding) {
1672 push @xh, "Content-Transfer-Encoding: $xfer_encoding";
1673 }
1674 if (defined $xfer_encoding or $has_content_type) {
1675 unshift @xh, 'MIME-Version: 1.0' unless $has_mime_version;
1676 }
83b24437 1677
c1f2aa45
JS
1678 $needs_confirm = (
1679 $confirm eq "always" or
1680 ($confirm =~ /^(?:auto|cc)$/ && @cc) or
1681 ($confirm =~ /^(?:auto|compose)$/ && $compose && $message_num == 1));
1682 $needs_confirm = "inform" if ($needs_confirm && $confirm_unconfigured && @cc);
1683
b5e112d8
RL
1684 @to = process_address_list(@to);
1685 @cc = process_address_list(@cc);
e4312255 1686
3c3bb51c 1687 @to = (@initial_to, @to);
c1f2aa45
JS
1688 @cc = (@initial_cc, @cc);
1689
f515c904
MT
1690 if ($message_num == 1) {
1691 if (defined $cover_cc and $cover_cc) {
1692 @initial_cc = @cc;
1693 }
1694 if (defined $cover_to and $cover_to) {
1695 @initial_to = @to;
1696 }
1697 }
1698
15da1084 1699 my $message_was_sent = send_message();
83b24437
RA
1700
1701 # set up for the next message
95a877a3 1702 if ($thread && $message_was_sent &&
b99d22f2 1703 ($chain_reply_to || !defined $reply_to || length($reply_to) == 0 ||
db54c8e7 1704 $message_num == 1)) {
78488b2c 1705 $reply_to = $message_id;
7ccf7927 1706 if (length $references > 0) {
a925b89c 1707 $references .= "\n $message_id";
7ccf7927
RA
1708 } else {
1709 $references = "$message_id";
1710 }
78488b2c 1711 }
4f3d3703 1712 $message_id = undef;
5453b83b 1713 $num_sent++;
1714 if (defined $batch_size && $num_sent == $batch_size) {
1715 $num_sent = 0;
1716 $smtp->quit if defined $smtp;
1717 undef $smtp;
1718 undef $auth;
1719 sleep($relogin_delay) if defined $relogin_delay;
1720 }
83b24437 1721}
e205735d 1722
6e74e075
JP
1723# Execute a command (e.g. $to_cmd) to get a list of email addresses
1724# and return a results array
1725sub recipients_cmd {
1726 my ($prefix, $what, $cmd, $file) = @_;
1727
6e74e075 1728 my @addresses = ();
a47eab03 1729 open my $fh, "-|", "$cmd \Q$file\E"
3c5cd20c 1730 or die sprintf(__("(%s) Could not execute '%s'"), $prefix, $cmd);
7ebee441 1731 while (my $address = <$fh>) {
6e74e075
JP
1732 $address =~ s/^\s*//g;
1733 $address =~ s/\s*$//g;
1734 $address = sanitize_address($address);
da18759e 1735 next if ($address eq $sender and $suppress_cc{'self'});
6e74e075 1736 push @addresses, $address;
3c5cd20c
VA
1737 printf(__("(%s) Adding %s: %s from: '%s'\n"),
1738 $prefix, $what, $address, $cmd) unless $quiet;
6e74e075 1739 }
7ebee441 1740 close $fh
3c5cd20c 1741 or die sprintf(__("(%s) failed to close pipe to '%s'"), $prefix, $cmd);
6e74e075
JP
1742 return @addresses;
1743}
1744
c1f2aa45 1745cleanup_compose_files();
1f038a0c 1746
4bf597ee 1747sub cleanup_compose_files {
c1f2aa45 1748 unlink($compose_filename, $compose_filename . ".final") if $compose;
1f038a0c
RA
1749}
1750
4bc87a28 1751$smtp->quit if $smtp;
e205735d 1752
8d814084
PB
1753sub apply_transfer_encoding {
1754 my $message = shift;
1755 my $from = shift;
1756 my $to = shift;
1757
1758 return $message if ($from eq $to and $from ne '7bit');
1759
1760 require MIME::QuotedPrint;
1761 require MIME::Base64;
1762
1763 $message = MIME::QuotedPrint::decode($message)
1764 if ($from eq 'quoted-printable');
1765 $message = MIME::Base64::decode($message)
1766 if ($from eq 'base64');
1767
46493105 1768 die __("cannot send message as 7bit")
8d814084
PB
1769 if ($to eq '7bit' and $message =~ /[^[:ascii:]]/);
1770 return $message
1771 if ($to eq '7bit' or $to eq '8bit');
1772 return MIME::QuotedPrint::encode($message, "\n", 0)
1773 if ($to eq 'quoted-printable');
1774 return MIME::Base64::encode($message, "\n")
1775 if ($to eq 'base64');
46493105 1776 die __("invalid transfer encoding");
8d814084
PB
1777}
1778
c438ea2a 1779sub unique_email_list {
e205735d
RA
1780 my %seen;
1781 my @emails;
1782
1783 foreach my $entry (@_) {
e4312255
KM
1784 my $clean = extract_valid_address_or_die($entry);
1785 $seen{$clean} ||= 0;
1786 next if $seen{$clean}++;
1787 push @emails, $entry;
e205735d
RA
1788 }
1789 return @emails;
1790}
747bbff9
JK
1791
1792sub validate_patch {
1793 my $fn = shift;
6489660b 1794
177409e5
JT
1795 if ($repo) {
1796 my $validate_hook = catfile(catdir($repo->repo_path(), 'hooks'),
1797 'sendemail-validate');
1798 my $hook_error;
1799 if (-x $validate_hook) {
1800 my $target = abs_path($fn);
1801 # The hook needs a correct cwd and GIT_DIR.
1802 my $cwd_save = cwd();
1803 chdir($repo->wc_path() or $repo->repo_path())
1804 or die("chdir: $!");
1805 local $ENV{"GIT_DIR"} = $repo->repo_path();
1806 $hook_error = "rejected by sendemail-validate hook"
1807 if system($validate_hook, $target);
1808 chdir($cwd_save) or die("chdir: $!");
1809 }
1810 return $hook_error if $hook_error;
1811 }
6489660b 1812
747bbff9 1813 open(my $fh, '<', $fn)
3c5cd20c 1814 or die sprintf(__("unable to open %s: %s\n"), $fn, $!);
747bbff9
JK
1815 while (my $line = <$fh>) {
1816 if (length($line) > 998) {
3c5cd20c 1817 return sprintf(__("%s: patch contains a line longer than 998 characters"), $.);
747bbff9
JK
1818 }
1819 }
622bc930 1820 return;
747bbff9 1821}
0706bd19 1822
531220ba
JH
1823sub handle_backup {
1824 my ($last, $lastlen, $file, $known_suffix) = @_;
1825 my ($suffix, $skip);
1826
1827 $skip = 0;
1828 if (defined $last &&
1829 ($lastlen < length($file)) &&
1830 (substr($file, 0, $lastlen) eq $last) &&
1831 ($suffix = substr($file, $lastlen)) !~ /^[a-z0-9]/i) {
1832 if (defined $known_suffix && $suffix eq $known_suffix) {
3c5cd20c 1833 printf(__("Skipping %s with backup suffix '%s'.\n"), $file, $known_suffix);
531220ba
JH
1834 $skip = 1;
1835 } else {
3c5cd20c
VA
1836 # TRANSLATORS: please keep "[y|N]" as is.
1837 my $answer = ask(sprintf(__("Do you really want to send %s? [y|N]: "), $file),
531220ba
JH
1838 valid_re => qr/^(?:y|n)/i,
1839 default => 'n');
1840 $skip = ($answer ne 'y');
1841 if ($skip) {
1842 $known_suffix = $suffix;
1843 }
1844 }
1845 }
1846 return ($skip, $known_suffix);
1847}
1848
1849sub handle_backup_files {
1850 my @file = @_;
1851 my ($last, $lastlen, $known_suffix, $skip, @result);
1852 for my $file (@file) {
1853 ($skip, $known_suffix) = handle_backup($last, $lastlen,
1854 $file, $known_suffix);
1855 push @result, $file unless $skip;
1856 $last = $file;
1857 $lastlen = length($file);
1858 }
1859 return @result;
1860}
1861
0706bd19
JK
1862sub file_has_nonascii {
1863 my $fn = shift;
1864 open(my $fh, '<', $fn)
3c5cd20c 1865 or die sprintf(__("unable to open %s: %s\n"), $fn, $!);
0706bd19
JK
1866 while (my $line = <$fh>) {
1867 return 1 if $line =~ /[^[:ascii:]]/;
1868 }
1869 return 0;
1870}
3cae7e5b
TR
1871
1872sub body_or_subject_has_nonascii {
1873 my $fn = shift;
1874 open(my $fh, '<', $fn)
3c5cd20c 1875 or die sprintf(__("unable to open %s: %s\n"), $fn, $!);
3cae7e5b
TR
1876 while (my $line = <$fh>) {
1877 last if $line =~ /^$/;
1878 return 1 if $line =~ /^Subject.*[^[:ascii:]]/;
1879 }
1880 while (my $line = <$fh>) {
1881 return 1 if $line =~ /[^[:ascii:]]/;
1882 }
1883 return 0;
1884}