git-send-email: ask what to do with an invalid email address
[git/git.git] / git-send-email.perl
CommitLineData
3328aced 1#!/usr/bin/perl
83b24437 2#
f3d9f354
RA
3# Copyright 2002,2005 Greg Kroah-Hartman <greg@kroah.com>
4# Copyright 2005 Ryan Anderson <ryan@michonline.com>
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5#
6# GPL v2 (See COPYING)
5825e5b2 7#
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8# Ported to support git "mbox" format files by Ryan Anderson <ryan@michonline.com>
9#
f3d9f354 10# Sends a collection of emails to the given email addresses, disturbingly fast.
5825e5b2 11#
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RA
12# Supports two formats:
13# 1. mbox format files (ignoring most headers and MIME formatting - this is designed for sending patches)
14# 2. The original format support by Greg's script:
5825e5b2 15# first line of the message is who to CC,
f3d9f354 16# and second line is the subject of the message.
5825e5b2 17#
83b24437 18
d48b2841 19use 5.008;
83b24437
RA
20use strict;
21use warnings;
22use Term::ReadLine;
83b24437 23use Getopt::Long;
0e73b3ee 24use Text::ParseWords;
83b24437 25use Data::Dumper;
412876dc 26use Term::ANSIColor;
eed6ca7c 27use File::Temp qw/ tempdir tempfile /;
89bf1bac 28use File::Spec::Functions qw(catfile);
5df9fcf6 29use Error qw(:try);
3cb8caf7 30use Git;
83b24437 31
5df9fcf6
PH
32Getopt::Long::Configure qw/ pass_through /;
33
280242d1
JH
34package FakeTerm;
35sub new {
36 my ($class, $reason) = @_;
37 return bless \$reason, shift;
38}
39sub readline {
40 my $self = shift;
41 die "Cannot use readline on FakeTerm: $$self";
42}
43package main;
44
1b0baf14
MC
45
46sub usage {
47 print <<EOT;
5df9fcf6 48git send-email [options] <file | directory | rev-list options >
4ed62b03
MW
49
50 Composing:
51 --from <str> * Email From:
f434c083
SB
52 --[no-]to <str> * Email To:
53 --[no-]cc <str> * Email Cc:
54 --[no-]bcc <str> * Email Bcc:
4ed62b03
MW
55 --subject <str> * Email "Subject:"
56 --in-reply-to <str> * Email "In-Reply-To:"
8fd5bb7f 57 --annotate * Review each patch that will be sent in an editor.
4ed62b03 58 --compose * Open an editor for introduction.
62e00690 59 --compose-encoding <str> * Encoding to assume for introduction.
3cae7e5b 60 --8bit-encoding <str> * Encoding to assume 8bit mails if undeclared
4ed62b03
MW
61
62 Sending:
63 --envelope-sender <str> * Email envelope sender.
64 --smtp-server <str:int> * Outgoing SMTP server to use. The port
65 is optional. Default 'localhost'.
052fbea2 66 --smtp-server-option <str> * Outgoing SMTP server option to use.
4ed62b03
MW
67 --smtp-server-port <int> * Outgoing SMTP server port.
68 --smtp-user <str> * Username for SMTP-AUTH.
69 --smtp-pass <str> * Password for SMTP-AUTH; not necessary.
70 --smtp-encryption <str> * tls or ssl; anything else disables.
71 --smtp-ssl * Deprecated. Use '--smtp-encryption ssl'.
134550fe 72 --smtp-domain <str> * The domain name sent to HELO/EHLO handshake
f60812ef 73 --smtp-debug <0|1> * Disable, enable Net::SMTP debug.
4ed62b03
MW
74
75 Automating:
76 --identity <str> * Use the sendemail.<id> options.
6e74e075 77 --to-cmd <str> * Email To: via `<str> \$patch_path`
4ed62b03 78 --cc-cmd <str> * Email Cc: via `<str> \$patch_path`
3531e270
JS
79 --suppress-cc <str> * author, self, sob, cc, cccmd, body, bodycc, all.
80 --[no-]signed-off-by-cc * Send to Signed-off-by: addresses. Default on.
4ed62b03 81 --[no-]suppress-from * Send to self. Default off.
41fe87fa 82 --[no-]chain-reply-to * Chain In-Reply-To: fields. Default off.
4ed62b03
MW
83 --[no-]thread * Use In-Reply-To: field. Default on.
84
85 Administering:
c1f2aa45
JS
86 --confirm <str> * Confirm recipients before sending;
87 auto, cc, compose, always, or never.
4ed62b03
MW
88 --quiet * Output one line of info per email.
89 --dry-run * Don't actually send the emails.
90 --[no-]validate * Perform patch sanity checks. Default on.
5df9fcf6
PH
91 --[no-]format-patch * understand any non optional arguments as
92 `git format-patch` ones.
a03bc5b6 93 --force * Send even if safety checks would prevent it.
c764a0c2 94
1b0baf14
MC
95EOT
96 exit(1);
97}
98
4bc87a28 99# most mail servers generate the Date: header, but not all...
6bdca890
JN
100sub format_2822_time {
101 my ($time) = @_;
102 my @localtm = localtime($time);
103 my @gmttm = gmtime($time);
104 my $localmin = $localtm[1] + $localtm[2] * 60;
105 my $gmtmin = $gmttm[1] + $gmttm[2] * 60;
106 if ($localtm[0] != $gmttm[0]) {
107 die "local zone differs from GMT by a non-minute interval\n";
108 }
109 if ((($gmttm[6] + 1) % 7) == $localtm[6]) {
110 $localmin += 1440;
111 } elsif ((($gmttm[6] - 1) % 7) == $localtm[6]) {
112 $localmin -= 1440;
113 } elsif ($gmttm[6] != $localtm[6]) {
114 die "local time offset greater than or equal to 24 hours\n";
115 }
116 my $offset = $localmin - $gmtmin;
117 my $offhour = $offset / 60;
118 my $offmin = abs($offset % 60);
119 if (abs($offhour) >= 24) {
120 die ("local time offset greater than or equal to 24 hours\n");
121 }
122
123 return sprintf("%s, %2d %s %d %02d:%02d:%02d %s%02d%02d",
124 qw(Sun Mon Tue Wed Thu Fri Sat)[$localtm[6]],
125 $localtm[3],
126 qw(Jan Feb Mar Apr May Jun
127 Jul Aug Sep Oct Nov Dec)[$localtm[4]],
128 $localtm[5]+1900,
129 $localtm[2],
130 $localtm[1],
131 $localtm[0],
132 ($offset >= 0) ? '+' : '-',
133 abs($offhour),
134 $offmin,
135 );
136}
4bc87a28 137
567ffeb7 138my $have_email_valid = eval { require Email::Valid; 1 };
5012699d 139my $have_mail_address = eval { require Mail::Address; 1 };
4bc87a28 140my $smtp;
5f5b6118 141my $auth;
4bc87a28 142
83b24437 143# Variables we fill in automatically, or via prompting:
3c3bb51c 144my (@to,$no_to,@initial_to,@cc,$no_cc,@initial_cc,@bcclist,$no_bcc,@xh,
8fd5bb7f
PH
145 $initial_reply_to,$initial_subject,@files,
146 $author,$sender,$smtp_authpass,$annotate,$compose,$time);
83b24437 147
f073a592 148my $envelope_sender;
78488b2c 149
9133261f 150# Example reply to:
83b24437 151#$initial_reply_to = ''; #<20050203173208.GA23964@foobar.com>';
83b24437 152
ad79c024
FL
153my $repo = eval { Git->repository() };
154my @repo = $repo ? ($repo) : ();
280242d1 155my $term = eval {
0fb7fc75
JS
156 $ENV{"GIT_SEND_EMAIL_NOTTY"}
157 ? new Term::ReadLine 'git-send-email', \*STDIN, \*STDOUT
158 : new Term::ReadLine 'git-send-email';
280242d1
JH
159};
160if ($@) {
161 $term = new FakeTerm "$@: going non-interactive";
162}
83b24437 163
5483c71d
AR
164# Behavior modification variables
165my ($quiet, $dry_run) = (0, 0);
5df9fcf6 166my $format_patch;
afe756c9 167my $compose_filename;
a03bc5b6 168my $force = 0;
5483c71d 169
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PH
170# Handle interactive edition of files.
171my $multiedit;
0ce142c9 172my $editor;
b4479f07 173
8fd5bb7f 174sub do_edit {
0ce142c9
MG
175 if (!defined($editor)) {
176 $editor = Git::command_oneline('var', 'GIT_EDITOR');
177 }
8fd5bb7f 178 if (defined($multiedit) && !$multiedit) {
beece9da
PH
179 map {
180 system('sh', '-c', $editor.' "$@"', $editor, $_);
181 if (($? & 127) || ($? >> 8)) {
182 die("the editor exited uncleanly, aborting everything");
183 }
184 } @_;
8fd5bb7f
PH
185 } else {
186 system('sh', '-c', $editor.' "$@"', $editor, @_);
beece9da
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187 if (($? & 127) || ($? >> 8)) {
188 die("the editor exited uncleanly, aborting everything");
189 }
8fd5bb7f
PH
190 }
191}
5483c71d
AR
192
193# Variables with corresponding config settings
6e74e075
JP
194my ($thread, $chain_reply_to, $suppress_from, $signed_off_by_cc);
195my ($to_cmd, $cc_cmd);
052fbea2
PO
196my ($smtp_server, $smtp_server_port, @smtp_server_options);
197my ($smtp_authuser, $smtp_encryption);
1d02a005 198my ($identity, $aliasfiletype, @alias_files, $smtp_domain);
c1f2aa45 199my ($validate, $confirm);
65648283 200my (@suppress_cc);
3cae7e5b 201my ($auto_8bit_encoding);
62e00690 202my ($compose_encoding);
5483c71d 203
f60812ef
JA
204my ($debug_net_smtp) = 0; # Net::SMTP, see send_message()
205
528fb087
NS
206my $not_set_by_user = "true but not set by the user";
207
34cc60ce 208my %config_bool_settings = (
5483c71d 209 "thread" => [\$thread, 1],
528fb087 210 "chainreplyto" => [\$chain_reply_to, $not_set_by_user],
65648283 211 "suppressfrom" => [\$suppress_from, undef],
ddc3d4fe
MW
212 "signedoffbycc" => [\$signed_off_by_cc, undef],
213 "signedoffcc" => [\$signed_off_by_cc, undef], # Deprecated
dbf5e1e9 214 "validate" => [\$validate, 1],
829a1c61 215 "multiedit" => [\$multiedit, undef]
e46f7a0e
AR
216);
217
34cc60ce
DS
218my %config_settings = (
219 "smtpserver" => \$smtp_server,
44b2476a 220 "smtpserverport" => \$smtp_server_port,
052fbea2 221 "smtpserveroption" => \@smtp_server_options,
34cc60ce
DS
222 "smtpuser" => \$smtp_authuser,
223 "smtppass" => \$smtp_authpass,
e1e9115d 224 "smtpdomain" => \$smtp_domain,
3c3bb51c 225 "to" => \@initial_to,
6e74e075 226 "tocmd" => \$to_cmd,
5f8b9fcd 227 "cc" => \@initial_cc,
34cc60ce
DS
228 "cccmd" => \$cc_cmd,
229 "aliasfiletype" => \$aliasfiletype,
230 "bcc" => \@bcclist,
65648283 231 "suppresscc" => \@suppress_cc,
9f7820ae 232 "envelopesender" => \$envelope_sender,
c1f2aa45 233 "confirm" => \$confirm,
09caa24f 234 "from" => \$sender,
3cae7e5b 235 "assume8bitencoding" => \$auto_8bit_encoding,
62e00690 236 "composeencoding" => \$compose_encoding,
34cc60ce 237);
4a62d3f5 238
cec5dae8
CS
239my %config_path_settings = (
240 "aliasesfile" => \@alias_files,
241);
242
528fb087
NS
243# Help users prepare for 1.7.0
244sub chain_reply_to {
245 if (defined $chain_reply_to &&
246 $chain_reply_to eq $not_set_by_user) {
247 print STDERR
a19f101e 248 "In git 1.7.0, the default has changed to --no-chain-reply-to\n" .
528fb087
NS
249 "Set sendemail.chainreplyto configuration variable to true if\n" .
250 "you want to keep --chain-reply-to as your default.\n";
a19f101e 251 $chain_reply_to = 0;
528fb087
NS
252 }
253 return $chain_reply_to;
254}
255
87429976
MW
256# Handle Uncouth Termination
257sub signal_handler {
258
259 # Make text normal
260 print color("reset"), "\n";
261
262 # SMTP password masked
263 system "stty echo";
264
265 # tmp files from --compose
afe756c9
JS
266 if (defined $compose_filename) {
267 if (-e $compose_filename) {
268 print "'$compose_filename' contains an intermediate version of the email you were composing.\n";
269 }
270 if (-e ($compose_filename . ".final")) {
271 print "'$compose_filename.final' contains the composed email.\n"
272 }
87429976
MW
273 }
274
275 exit;
276};
277
278$SIG{TERM} = \&signal_handler;
279$SIG{INT} = \&signal_handler;
280
83b24437
RA
281# Begin by accumulating all the variables (defined above), that we will end up
282# needing, first, from the command line:
283
c5978246
CB
284my $help;
285my $rc = GetOptions("h" => \$help,
286 "sender|from=s" => \$sender,
83b24437
RA
287 "in-reply-to=s" => \$initial_reply_to,
288 "subject=s" => \$initial_subject,
3c3bb51c 289 "to=s" => \@initial_to,
6e74e075 290 "to-cmd=s" => \$to_cmd,
f434c083 291 "no-to" => \$no_to,
da140f8b 292 "cc=s" => \@initial_cc,
f434c083 293 "no-cc" => \$no_cc,
58063245 294 "bcc=s" => \@bcclist,
f434c083 295 "no-bcc" => \$no_bcc,
78488b2c 296 "chain-reply-to!" => \$chain_reply_to,
3342d850 297 "smtp-server=s" => \$smtp_server,
052fbea2 298 "smtp-server-option=s" => \@smtp_server_options,
44b2476a 299 "smtp-server-port=s" => \$smtp_server_port,
34cc60ce 300 "smtp-user=s" => \$smtp_authuser,
2363d746 301 "smtp-pass:s" => \$smtp_authpass,
f6bebd12
TR
302 "smtp-ssl" => sub { $smtp_encryption = 'ssl' },
303 "smtp-encryption=s" => \$smtp_encryption,
f60812ef 304 "smtp-debug:i" => \$debug_net_smtp,
69cf7bfd 305 "smtp-domain:s" => \$smtp_domain,
34cc60ce 306 "identity=s" => \$identity,
8fd5bb7f 307 "annotate" => \$annotate,
1f038a0c 308 "compose" => \$compose,
30d08b34 309 "quiet" => \$quiet,
324a8bd0 310 "cc-cmd=s" => \$cc_cmd,
5483c71d 311 "suppress-from!" => \$suppress_from,
65648283 312 "suppress-cc=s" => \@suppress_cc,
ddc3d4fe 313 "signed-off-cc|signed-off-by-cc!" => \$signed_off_by_cc,
c1f2aa45 314 "confirm=s" => \$confirm,
6130259c 315 "dry-run" => \$dry_run,
f073a592 316 "envelope-sender=s" => \$envelope_sender,
5483c71d 317 "thread!" => \$thread,
dbf5e1e9 318 "validate!" => \$validate,
5df9fcf6 319 "format-patch!" => \$format_patch,
3cae7e5b 320 "8bit-encoding=s" => \$auto_8bit_encoding,
62e00690 321 "compose-encoding=s" => \$compose_encoding,
a03bc5b6 322 "force" => \$force,
83b24437
RA
323 );
324
c5978246 325usage() if $help;
1b0baf14
MC
326unless ($rc) {
327 usage();
328}
329
eed6ca7c
JS
330die "Cannot run git format-patch from outside a repository\n"
331 if $format_patch and not $repo;
332
34cc60ce
DS
333# Now, let's fill any that aren't set in with defaults:
334
335sub read_config {
336 my ($prefix) = @_;
337
338 foreach my $setting (keys %config_bool_settings) {
339 my $target = $config_bool_settings{$setting}->[0];
ad79c024 340 $$target = Git::config_bool(@repo, "$prefix.$setting") unless (defined $$target);
34cc60ce
DS
341 }
342
cec5dae8 343 foreach my $setting (keys %config_path_settings) {
463b0ea2
CS
344 my $target = $config_path_settings{$setting};
345 if (ref($target) eq "ARRAY") {
346 unless (@$target) {
347 my @values = Git::config_path(@repo, "$prefix.$setting");
348 @$target = @values if (@values && defined $values[0]);
349 }
350 }
351 else {
352 $$target = Git::config_path(@repo, "$prefix.$setting") unless (defined $$target);
353 }
cec5dae8
CS
354 }
355
34cc60ce
DS
356 foreach my $setting (keys %config_settings) {
357 my $target = $config_settings{$setting};
f434c083
SB
358 next if $setting eq "to" and defined $no_to;
359 next if $setting eq "cc" and defined $no_cc;
360 next if $setting eq "bcc" and defined $no_bcc;
34cc60ce
DS
361 if (ref($target) eq "ARRAY") {
362 unless (@$target) {
ad79c024 363 my @values = Git::config(@repo, "$prefix.$setting");
34cc60ce
DS
364 @$target = @values if (@values && defined $values[0]);
365 }
366 }
367 else {
ad79c024 368 $$target = Git::config(@repo, "$prefix.$setting") unless (defined $$target);
34cc60ce
DS
369 }
370 }
f6bebd12
TR
371
372 if (!defined $smtp_encryption) {
373 my $enc = Git::config(@repo, "$prefix.smtpencryption");
374 if (defined $enc) {
375 $smtp_encryption = $enc;
376 } elsif (Git::config_bool(@repo, "$prefix.smtpssl")) {
377 $smtp_encryption = 'ssl';
378 }
379 }
34cc60ce
DS
380}
381
382# read configuration from [sendemail "$identity"], fall back on [sendemail]
ad79c024 383$identity = Git::config(@repo, "sendemail.identity") unless (defined $identity);
34cc60ce
DS
384read_config("sendemail.$identity") if (defined $identity);
385read_config("sendemail");
386
387# fall back on builtin bool defaults
388foreach my $setting (values %config_bool_settings) {
389 ${$setting->[0]} = $setting->[1] unless (defined (${$setting->[0]}));
390}
391
fa835cd5
TR
392# 'default' encryption is none -- this only prevents a warning
393$smtp_encryption = '' unless (defined $smtp_encryption);
394
65648283
DB
395# Set CC suppressions
396my(%suppress_cc);
397if (@suppress_cc) {
398 foreach my $entry (@suppress_cc) {
399 die "Unknown --suppress-cc field: '$entry'\n"
e9bf741b 400 unless $entry =~ /^(?:all|cccmd|cc|author|self|sob|body|bodycc)$/;
65648283
DB
401 $suppress_cc{$entry} = 1;
402 }
403}
404
405if ($suppress_cc{'all'}) {
cb8a9bd5 406 foreach my $entry (qw (cccmd cc author self sob body bodycc)) {
65648283
DB
407 $suppress_cc{$entry} = 1;
408 }
409 delete $suppress_cc{'all'};
410}
411
412# If explicit old-style ones are specified, they trump --suppress-cc.
413$suppress_cc{'self'} = $suppress_from if defined $suppress_from;
ddc3d4fe 414$suppress_cc{'sob'} = !$signed_off_by_cc if defined $signed_off_by_cc;
65648283 415
3531e270
JS
416if ($suppress_cc{'body'}) {
417 foreach my $entry (qw (sob bodycc)) {
418 $suppress_cc{$entry} = 1;
419 }
420 delete $suppress_cc{'body'};
421}
422
c1f2aa45
JS
423# Set confirm's default value
424my $confirm_unconfigured = !defined $confirm;
425if ($confirm_unconfigured) {
426 $confirm = scalar %suppress_cc ? 'compose' : 'auto';
427};
428die "Unknown --confirm setting: '$confirm'\n"
429 unless $confirm =~ /^(?:auto|cc|compose|always|never)/;
430
65648283
DB
431# Debugging, print out the suppressions.
432if (0) {
433 print "suppressions:\n";
434 foreach my $entry (keys %suppress_cc) {
435 printf " %-5s -> $suppress_cc{$entry}\n", $entry;
436 }
437}
438
ad79c024
FL
439my ($repoauthor, $repocommitter);
440($repoauthor) = Git::ident_person(@repo, 'author');
441($repocommitter) = Git::ident_person(@repo, 'committer');
34cc60ce 442
79ee555b
EB
443# Verify the user input
444
3c3bb51c 445foreach my $entry (@initial_to) {
79ee555b
EB
446 die "Comma in --to entry: $entry'\n" unless $entry !~ m/,/;
447}
448
449foreach my $entry (@initial_cc) {
450 die "Comma in --cc entry: $entry'\n" unless $entry !~ m/,/;
451}
452
453foreach my $entry (@bcclist) {
454 die "Comma in --bcclist entry: $entry'\n" unless $entry !~ m/,/;
455}
456
5012699d
JS
457sub parse_address_line {
458 if ($have_mail_address) {
459 return map { $_->format } Mail::Address->parse($_[0]);
460 } else {
461 return split_addrs($_[0]);
462 }
463}
464
0e73b3ee 465sub split_addrs {
2f0e7cbb 466 return quotewords('\s*,\s*', 1, @_);
0e73b3ee
WF
467}
468
994d6c66 469my %aliases;
994d6c66
EW
470my %parse_alias = (
471 # multiline formats can be supported in the future
472 mutt => sub { my $fh = shift; while (<$fh>) {
ffc01f9b 473 if (/^\s*alias\s+(?:-group\s+\S+\s+)*(\S+)\s+(.*)$/) {
994d6c66
EW
474 my ($alias, $addr) = ($1, $2);
475 $addr =~ s/#.*$//; # mutt allows # comments
476 # commas delimit multiple addresses
0e73b3ee 477 $aliases{$alias} = [ split_addrs($addr) ];
994d6c66
EW
478 }}},
479 mailrc => sub { my $fh = shift; while (<$fh>) {
480 if (/^alias\s+(\S+)\s+(.*)$/) {
481 # spaces delimit multiple addresses
fe87c921 482 $aliases{$1} = [ quotewords('\s+', 0, $2) ];
994d6c66 483 }}},
73c427eb
TP
484 pine => sub { my $fh = shift; my $f='\t[^\t]*';
485 for (my $x = ''; defined($x); $x = $_) {
486 chomp $x;
487 $x .= $1 while(defined($_ = <$fh>) && /^ +(.*)$/);
488 $x =~ /^(\S+)$f\t\(?([^\t]+?)\)?(:?$f){0,2}$/ or next;
0e73b3ee 489 $aliases{$1} = [ split_addrs($2) ];
73c427eb 490 }},
7613ea35
BP
491 elm => sub { my $fh = shift;
492 while (<$fh>) {
493 if (/^(\S+)\s+=\s+[^=]+=\s(\S+)/) {
494 my ($alias, $addr) = ($1, $2);
495 $aliases{$alias} = [ split_addrs($addr) ];
496 }
497 } },
498
994d6c66
EW
499 gnus => sub { my $fh = shift; while (<$fh>) {
500 if (/\(define-mail-alias\s+"(\S+?)"\s+"(\S+?)"\)/) {
501 $aliases{$1} = [ $2 ];
502 }}}
503);
504
3cb8caf7 505if (@alias_files and $aliasfiletype and defined $parse_alias{$aliasfiletype}) {
994d6c66
EW
506 foreach my $file (@alias_files) {
507 open my $fh, '<', $file or die "opening $file: $!\n";
508 $parse_alias{$aliasfiletype}->($fh);
509 close $fh;
510 }
511}
512
94638f89 513($sender) = expand_aliases($sender) if defined $sender;
ae740a58 514
5df9fcf6
PH
515# returns 1 if the conflict must be solved using it as a format-patch argument
516sub check_file_rev_conflict($) {
eed6ca7c 517 return unless $repo;
5df9fcf6
PH
518 my $f = shift;
519 try {
520 $repo->command('rev-parse', '--verify', '--quiet', $f);
521 if (defined($format_patch)) {
5df9fcf6
PH
522 return $format_patch;
523 }
524 die(<<EOF);
525File '$f' exists but it could also be the range of commits
526to produce patches for. Please disambiguate by...
527
528 * Saying "./$f" if you mean a file; or
529 * Giving --format-patch option if you mean a range.
530EOF
531 } catch Git::Error::Command with {
532 return 0;
533 }
534}
535
aa54892f
JK
536# Now that all the defaults are set, process the rest of the command line
537# arguments and collect up the files that need to be processed.
5df9fcf6 538my @rev_list_opts;
69f4ce55 539while (defined(my $f = shift @ARGV)) {
5df9fcf6
PH
540 if ($f eq "--") {
541 push @rev_list_opts, "--", @ARGV;
542 @ARGV = ();
543 } elsif (-d $f and !check_file_rev_conflict($f)) {
c6038169 544 opendir my $dh, $f
aa54892f
JK
545 or die "Failed to opendir $f: $!";
546
89bf1bac 547 push @files, grep { -f $_ } map { catfile($f, $_) }
c6038169
ÆAB
548 sort readdir $dh;
549 closedir $dh;
5df9fcf6 550 } elsif ((-f $f or -p $f) and !check_file_rev_conflict($f)) {
aa54892f 551 push @files, $f;
aa54892f 552 } else {
5df9fcf6 553 push @rev_list_opts, $f;
aa54892f
JK
554 }
555}
556
5df9fcf6 557if (@rev_list_opts) {
eed6ca7c
JS
558 die "Cannot run git format-patch from outside a repository\n"
559 unless $repo;
5df9fcf6
PH
560 push @files, $repo->command('format-patch', '-o', tempdir(CLEANUP => 1), @rev_list_opts);
561}
562
dbf5e1e9 563if ($validate) {
c764a0c2 564 foreach my $f (@files) {
300913bd
KB
565 unless (-p $f) {
566 my $error = validate_patch($f);
567 $error and die "fatal: $f: $error\nwarning: no patches were sent\n";
568 }
c764a0c2 569 }
747bbff9
JK
570}
571
aa54892f
JK
572if (@files) {
573 unless ($quiet) {
574 print $_,"\n" for (@files);
575 }
576} else {
577 print STDERR "\nNo patch files specified!\n\n";
578 usage();
579}
580
acf071b0 581sub get_patch_subject {
beece9da
PH
582 my $fn = shift;
583 open (my $fh, '<', $fn);
584 while (my $line = <$fh>) {
585 next unless ($line =~ /^Subject: (.*)$/);
586 close $fh;
587 return "GIT: $1\n";
588 }
589 close $fh;
590 die "No subject line in $fn ?";
591}
592
593if ($compose) {
594 # Note that this does not need to be secure, but we will make a small
595 # effort to have it be unique
afe756c9
JS
596 $compose_filename = ($repo ?
597 tempfile(".gitsendemail.msg.XXXXXX", DIR => $repo->repo_path()) :
598 tempfile(".gitsendemail.msg.XXXXXX", DIR => "."))[1];
fe0f944f 599 open my $c, ">", $compose_filename
beece9da
PH
600 or die "Failed to open for writing $compose_filename: $!";
601
602
603 my $tpl_sender = $sender || $repoauthor || $repocommitter || '';
604 my $tpl_subject = $initial_subject || '';
605 my $tpl_reply_to = $initial_reply_to || '';
606
fe0f944f 607 print $c <<EOT;
beece9da 608From $tpl_sender # This line is ignored.
40e6e8a0 609GIT: Lines beginning in "GIT:" will be removed.
beece9da
PH
610GIT: Consider including an overall diffstat or table of contents
611GIT: for the patch you are writing.
612GIT:
613GIT: Clear the body content if you don't wish to send a summary.
614From: $tpl_sender
615Subject: $tpl_subject
616In-Reply-To: $tpl_reply_to
617
618EOT
619 for my $f (@files) {
fe0f944f 620 print $c get_patch_subject($f);
beece9da 621 }
fe0f944f 622 close $c;
beece9da 623
beece9da
PH
624 if ($annotate) {
625 do_edit($compose_filename, @files);
626 } else {
627 do_edit($compose_filename);
628 }
629
fe0f944f 630 open my $c2, ">", $compose_filename . ".final"
beece9da
PH
631 or die "Failed to open $compose_filename.final : " . $!;
632
fe0f944f 633 open $c, "<", $compose_filename
beece9da
PH
634 or die "Failed to open $compose_filename : " . $!;
635
636 my $need_8bit_cte = file_has_nonascii($compose_filename);
637 my $in_body = 0;
638 my $summary_empty = 1;
4a47a4dd
KM
639 if (!defined $compose_encoding) {
640 $compose_encoding = "UTF-8";
641 }
fe0f944f 642 while(<$c>) {
40e6e8a0 643 next if m/^GIT:/;
beece9da
PH
644 if ($in_body) {
645 $summary_empty = 0 unless (/^\n$/);
646 } elsif (/^\n$/) {
647 $in_body = 1;
648 if ($need_8bit_cte) {
fe0f944f 649 print $c2 "MIME-Version: 1.0\n",
beece9da 650 "Content-Type: text/plain; ",
62e00690 651 "charset=$compose_encoding\n",
beece9da
PH
652 "Content-Transfer-Encoding: 8bit\n";
653 }
654 } elsif (/^MIME-Version:/i) {
655 $need_8bit_cte = 0;
656 } elsif (/^Subject:\s*(.+)\s*$/i) {
657 $initial_subject = $1;
658 my $subject = $initial_subject;
659 $_ = "Subject: " .
ce547800 660 quote_subject($subject, $compose_encoding) .
beece9da
PH
661 "\n";
662 } elsif (/^In-Reply-To:\s*(.+)\s*$/i) {
663 $initial_reply_to = $1;
664 next;
665 } elsif (/^From:\s*(.+)\s*$/i) {
666 $sender = $1;
667 next;
668 } elsif (/^(?:To|Cc|Bcc):/i) {
669 print "To/Cc/Bcc fields are not interpreted yet, they have been ignored\n";
670 next;
671 }
fe0f944f 672 print $c2 $_;
beece9da 673 }
fe0f944f
ÆAB
674 close $c;
675 close $c2;
beece9da
PH
676
677 if ($summary_empty) {
678 print "Summary email is empty, skipping it\n";
679 $compose = -1;
680 }
681} elsif ($annotate) {
682 do_edit(@files);
683}
684
6e182518
JS
685sub ask {
686 my ($prompt, %arg) = @_;
0da43a68 687 my $valid_re = $arg{valid_re};
6e182518 688 my $default = $arg{default};
51bbccfd 689 my $confirm_only = $arg{confirm_only};
6e182518
JS
690 my $resp;
691 my $i = 0;
5906f54e
JS
692 return defined $default ? $default : undef
693 unless defined $term->IN and defined fileno($term->IN) and
694 defined $term->OUT and defined fileno($term->OUT);
6e182518
JS
695 while ($i++ < 10) {
696 $resp = $term->readline($prompt);
697 if (!defined $resp) { # EOF
698 print "\n";
699 return defined $default ? $default : undef;
700 }
701 if ($resp eq '' and defined $default) {
702 return $default;
703 }
0da43a68 704 if (!defined $valid_re or $resp =~ /$valid_re/) {
6e182518
JS
705 return $resp;
706 }
51bbccfd
JH
707 if ($confirm_only) {
708 my $yesno = $term->readline("Are you sure you want to use <$resp> [y/N]? ");
709 if (defined $yesno && $yesno =~ /y/i) {
710 return $resp;
711 }
712 }
6e182518
JS
713 }
714 return undef;
715}
716
3cae7e5b
TR
717my %broken_encoding;
718
1d50bfd9 719sub file_declares_8bit_cte {
3cae7e5b
TR
720 my $fn = shift;
721 open (my $fh, '<', $fn);
722 while (my $line = <$fh>) {
723 last if ($line =~ /^$/);
724 return 1 if ($line =~ /^Content-Transfer-Encoding: .*8bit.*$/);
725 }
726 close $fh;
727 return 0;
728}
729
730foreach my $f (@files) {
731 next unless (body_or_subject_has_nonascii($f)
732 && !file_declares_8bit_cte($f));
733 $broken_encoding{$f} = 1;
734}
735
736if (!defined $auto_8bit_encoding && scalar %broken_encoding) {
737 print "The following files are 8bit, but do not declare " .
738 "a Content-Transfer-Encoding.\n";
739 foreach my $f (sort keys %broken_encoding) {
740 print " $f\n";
741 }
742 $auto_8bit_encoding = ask("Which 8bit encoding should I declare [UTF-8]? ",
743 default => "UTF-8");
744}
745
a03bc5b6
TR
746if (!$force) {
747 for my $f (@files) {
0d290a46 748 if (get_patch_subject($f) =~ /\Q*** SUBJECT HERE ***\E/) {
a03bc5b6
TR
749 die "Refusing to send because the patch\n\t$f\n"
750 . "has the template subject '*** SUBJECT HERE ***'. "
751 . "Pass --force if you really want to send.\n";
752 }
753 }
754}
755
1f038a0c 756my $prompting = 0;
94638f89 757if (!defined $sender) {
ad79c024 758 $sender = $repoauthor || $repocommitter || '';
6e182518 759 $sender = ask("Who should the emails appear to be from? [$sender] ",
51bbccfd
JH
760 default => $sender,
761 valid_re => qr/\@.*\./, confirm_only => 1);
94638f89 762 print "Emails will be sent from: ", $sender, "\n";
1f038a0c 763 $prompting++;
83b24437
RA
764}
765
8796ff7f 766if (!@initial_to && !defined $to_cmd) {
61837493
SB
767 my $to = ask("Who should the emails be sent to (if any)? ",
768 default => "",
51bbccfd 769 valid_re => qr/\@.*\./, confirm_only => 1);
3c3bb51c 770 push @initial_to, parse_address_line($to) if defined $to; # sanitized/validated later
1f038a0c 771 $prompting++;
83b24437
RA
772}
773
994d6c66 774sub expand_aliases {
302e04ea
JK
775 return map { expand_one_alias($_) } @_;
776}
777
778my %EXPANDED_ALIASES;
779sub expand_one_alias {
780 my $alias = shift;
781 if ($EXPANDED_ALIASES{$alias}) {
782 die "fatal: alias '$alias' expands to itself\n";
783 }
784 local $EXPANDED_ALIASES{$alias} = 1;
785 return $aliases{$alias} ? expand_aliases(@{$aliases{$alias}}) : $alias;
994d6c66
EW
786}
787
3c3bb51c 788@initial_to = expand_aliases(@initial_to);
e4312255 789@initial_to = validate_address_list(sanitize_address_list(@initial_to));
994d6c66 790@initial_cc = expand_aliases(@initial_cc);
e4312255 791@initial_cc = validate_address_list(sanitize_address_list(@initial_cc));
58063245 792@bcclist = expand_aliases(@bcclist);
e4312255 793@bcclist = validate_address_list(sanitize_address_list(@bcclist));
994d6c66 794
5483c71d 795if ($thread && !defined $initial_reply_to && $prompting) {
6e182518 796 $initial_reply_to = ask(
61837493
SB
797 "Message-ID to be used as In-Reply-To for the first email (if any)? ",
798 default => "",
51bbccfd 799 valid_re => qr/\@.*\./, confirm_only => 1);
83b24437 800}
1ca3d6ed 801if (defined $initial_reply_to) {
0fb7fc75
JS
802 $initial_reply_to =~ s/^\s*<?//;
803 $initial_reply_to =~ s/>?\s*$//;
804 $initial_reply_to = "<$initial_reply_to>" if $initial_reply_to ne '';
ace9c2a9 805}
ace72086 806
34cc60ce 807if (!defined $smtp_server) {
aca7ad76
EW
808 foreach (qw( /usr/sbin/sendmail /usr/lib/sendmail )) {
809 if (-x $_) {
810 $smtp_server = $_;
811 last;
812 }
813 }
814 $smtp_server ||= 'localhost'; # could be 127.0.0.1, too... *shrug*
3342d850
RA
815}
816
c1f2aa45
JS
817if ($compose && $compose > 0) {
818 @files = ($compose_filename . ".final", @files);
1f038a0c
RA
819}
820
83b24437 821# Variables we set as part of the loop over files
c1f2aa45 822our ($message_id, %mail, $subject, $reply_to, $references, $message,
dc1460aa 823 $needs_confirm, $message_num, $ask_default);
83b24437 824
567ffeb7
EW
825sub extract_valid_address {
826 my $address = shift;
35b6ab95
ÆAB
827 my $local_part_regexp = qr/[^<>"\s@]+/;
828 my $domain_regexp = qr/[^.<>"\s@]+(?:\.[^.<>"\s@]+)+/;
db3106b2
EW
829
830 # check for a local address:
ad9c18f5 831 return $address if ($address =~ /^($local_part_regexp)$/);
db3106b2 832
155197e6 833 $address =~ s/^\s*<(.*)>\s*$/$1/;
567ffeb7 834 if ($have_email_valid) {
ad9c18f5 835 return scalar Email::Valid->address($address);
567ffeb7 836 }
95c0d4b6
KM
837
838 # less robust/correct than the monster regexp in Email::Valid,
839 # but still does a 99% job, and one less dependency
840 return $1 if $address =~ /($local_part_regexp\@$domain_regexp)/;
841 return undef;
567ffeb7 842}
83b24437 843
e4312255
KM
844sub extract_valid_address_or_die {
845 my $address = shift;
846 $address = extract_valid_address($address);
847 die "error: unable to extract a valid address from: $address\n"
848 if !$address;
849 return $address;
850}
851
852sub validate_address {
853 my $address = shift;
854 if (!extract_valid_address($address)) {
5c80afed
KM
855 print STDERR "error: unable to extract a valid address from: $address\n";
856 $_ = ask("What to do with this address? ([q]uit|[d]rop): ",
857 valid_re => qr/^(?:quit|q|drop|d)/i,
858 default => 'q');
859 if (/^d/i) {
860 return undef;
861 } elsif (/^q/i) {
862 cleanup_compose_files();
863 exit(0);
864 }
e4312255
KM
865 }
866 return $address;
867}
868
869sub validate_address_list {
870 return (grep { defined $_ }
871 map { validate_address($_) } @_);
872}
873
83b24437
RA
874# Usually don't need to change anything below here.
875
876# we make a "fake" message id by taking the current number
877# of seconds since the beginning of Unix time and tacking on
878# a random number to the end, in case we are called quicker than
879# 1 second since the last time we were called.
8037d1a3
RA
880
881# We'll setup a template for the message id, using the "from" address:
8037d1a3 882
be510cfe 883my ($message_id_stamp, $message_id_serial);
68ce9330 884sub make_message_id {
be510cfe
JH
885 my $uniq;
886 if (!defined $message_id_stamp) {
887 $message_id_stamp = sprintf("%s-%s", time, $$);
888 $message_id_serial = 0;
889 }
890 $message_id_serial++;
891 $uniq = "$message_id_stamp-$message_id_serial";
892
aeb59328 893 my $du_part;
94638f89
UKK
894 for ($sender, $repocommitter, $repoauthor) {
895 $du_part = extract_valid_address(sanitize_address($_));
896 last if (defined $du_part and $du_part ne '');
aeb59328 897 }
94638f89 898 if (not defined $du_part or $du_part eq '') {
529dd386 899 require Sys::Hostname;
aeb59328
JH
900 $du_part = 'user@' . Sys::Hostname::hostname();
901 }
be510cfe
JH
902 my $message_id_template = "<%s-git-send-email-%s>";
903 $message_id = sprintf($message_id_template, $uniq, $du_part);
8037d1a3 904 #print "new message id = $message_id\n"; # Was useful for debugging
83b24437
RA
905}
906
907
908
a5370b16 909$time = time - scalar $#files;
83b24437 910
374c5905
JR
911sub unquote_rfc2047 {
912 local ($_) = @_;
8291db6f 913 my $encoding;
b622d4d1 914 s{=\?([^?]+)\?q\?(.*?)\?=}{
8291db6f 915 $encoding = $1;
b622d4d1
TR
916 my $e = $2;
917 $e =~ s/_/ /g;
918 $e =~ s/=([0-9A-F]{2})/chr(hex($1))/eg;
919 $e;
920 }eg;
8291db6f 921 return wantarray ? ($_, $encoding) : $_;
374c5905
JR
922}
923
d54eaaa2
JK
924sub quote_rfc2047 {
925 local $_ = shift;
d1fff6fc 926 my $encoding = shift || 'UTF-8';
d54eaaa2
JK
927 s/([^-a-zA-Z0-9!*+\/])/sprintf("=%02X", ord($1))/eg;
928 s/(.*)/=\?$encoding\?q\?$1\?=/;
929 return $_;
930}
931
a3a8262b
BC
932sub is_rfc2047_quoted {
933 my $s = shift;
49f73852
ÆAB
934 my $token = qr/[^][()<>@,;:"\/?.= \000-\037\177-\377]+/;
935 my $encoded_text = qr/[!->@-~]+/;
a3a8262b
BC
936 length($s) <= 75 &&
937 $s =~ m/^(?:"[[:ascii:]]*"|=\?$token\?$token\?$encoded_text\?=)$/o;
938}
939
ce547800
KM
940sub subject_needs_rfc2047_quoting {
941 my $s = shift;
942
ce1459f7 943 return ($s =~ /[^[:ascii:]]/) || ($s =~ /=\?/);
ce547800
KM
944}
945
946sub quote_subject {
947 local $subject = shift;
948 my $encoding = shift || 'UTF-8';
949
950 if (subject_needs_rfc2047_quoting($subject)) {
951 return quote_rfc2047($subject, $encoding);
952 }
953 return $subject;
954}
955
5b56aaa2 956# use the simplest quoting being able to handle the recipient
68ce9330 957sub sanitize_address {
732263d4 958 my ($recipient) = @_;
831a488b
KM
959
960 # remove garbage after email address
961 $recipient =~ s/(.*>).*$/$1/;
962
5b56aaa2
UKK
963 my ($recipient_name, $recipient_addr) = ($recipient =~ /^(.*?)\s*(<.*)/);
964
965 if (not $recipient_name) {
ff483897 966 return $recipient;
5b56aaa2
UKK
967 }
968
969 # if recipient_name is already quoted, do nothing
a3a8262b 970 if (is_rfc2047_quoted($recipient_name)) {
5b56aaa2
UKK
971 return $recipient;
972 }
973
974 # rfc2047 is needed if a non-ascii char is included
975 if ($recipient_name =~ /[^[:ascii:]]/) {
a61c0ffa 976 $recipient_name =~ s/^"(.*)"$/$1/;
d54eaaa2 977 $recipient_name = quote_rfc2047($recipient_name);
732263d4 978 }
5b56aaa2
UKK
979
980 # double quotes are needed if specials or CTLs are included
981 elsif ($recipient_name =~ /[][()<>@,;:\\".\000-\037\177]/) {
18023c20 982 $recipient_name =~ s/(["\\\r])/\\$1/g;
d5c7d69d 983 $recipient_name = qq["$recipient_name"];
5b56aaa2
UKK
984 }
985
986 return "$recipient_name $recipient_addr";
987
732263d4
RJ
988}
989
e4312255
KM
990sub sanitize_address_list {
991 return (map { sanitize_address($_) } @_);
992}
993
134550fe
JA
994# Returns the local Fully Qualified Domain Name (FQDN) if available.
995#
996# Tightly configured MTAa require that a caller sends a real DNS
997# domain name that corresponds the IP address in the HELO/EHLO
998# handshake. This is used to verify the connection and prevent
999# spammers from trying to hide their identity. If the DNS and IP don't
1000# match, the receiveing MTA may deny the connection.
1001#
1002# Here is a deny example of Net::SMTP with the default "localhost.localdomain"
1003#
1004# Net::SMTP=GLOB(0x267ec28)>>> EHLO localhost.localdomain
1005# Net::SMTP=GLOB(0x267ec28)<<< 550 EHLO argument does not match calling host
1006#
1007# This maildomain*() code is based on ideas in Perl library Test::Reporter
1008# /usr/share/perl5/Test/Reporter/Mail/Util.pm ==> sub _maildomain ()
1009
59a86303
BG
1010sub valid_fqdn {
1011 my $domain = shift;
61ef5e9b 1012 return defined $domain && !($^O eq 'darwin' && $domain =~ /\.local$/) && $domain =~ /\./;
59a86303
BG
1013}
1014
68ce9330 1015sub maildomain_net {
134550fe
JA
1016 my $maildomain;
1017
1018 if (eval { require Net::Domain; 1 }) {
1019 my $domain = Net::Domain::domainname();
59a86303 1020 $maildomain = $domain if valid_fqdn($domain);
134550fe
JA
1021 }
1022
1023 return $maildomain;
1024}
1025
68ce9330 1026sub maildomain_mta {
134550fe
JA
1027 my $maildomain;
1028
1029 if (eval { require Net::SMTP; 1 }) {
1030 for my $host (qw(mailhost localhost)) {
1031 my $smtp = Net::SMTP->new($host);
1032 if (defined $smtp) {
1033 my $domain = $smtp->domain;
1034 $smtp->quit;
1035
59a86303 1036 $maildomain = $domain if valid_fqdn($domain);
134550fe
JA
1037
1038 last if $maildomain;
1039 }
1040 }
1041 }
1042
1043 return $maildomain;
1044}
1045
68ce9330 1046sub maildomain {
69cf7bfd 1047 return maildomain_net() || maildomain_mta() || 'localhost.localdomain';
134550fe
JA
1048}
1049
15da1084 1050# Returns 1 if the message was sent, and 0 otherwise.
a1b5b371 1051# In actuality, the whole program dies when there
15da1084
MW
1052# is an error sending a message.
1053
68ce9330 1054sub send_message {
4bc87a28 1055 my @recipients = unique_email_list(@to);
e4312255 1056 @cc = (grep { my $cc = extract_valid_address_or_die($_);
83acaaec 1057 not grep { $cc eq $_ || $_ =~ /<\Q${cc}\E>$/ } @recipients
7ac17529 1058 }
7ac17529 1059 @cc);
4bc87a28 1060 my $to = join (",\n\t", @recipients);
58063245 1061 @recipients = unique_email_list(@recipients,@cc,@bcclist);
e4312255 1062 @recipients = (map { extract_valid_address_or_die($_) } @recipients);
6bdca890 1063 my $date = format_2822_time($time++);
e923effb
ML
1064 my $gitversion = '@@GIT_VERSION@@';
1065 if ($gitversion =~ m/..GIT_VERSION../) {
3cb8caf7 1066 $gitversion = Git::version();
e923effb 1067 }
4bc87a28 1068
02461e0e 1069 my $cc = join(",\n\t", unique_email_list(@cc));
f06a6a49
JH
1070 my $ccline = "";
1071 if ($cc ne '') {
1072 $ccline = "\nCc: $cc";
1073 }
94638f89 1074 my $sanitized_sender = sanitize_address($sender);
4f3d3703 1075 make_message_id() unless defined($message_id);
aeb59328 1076
94638f89 1077 my $header = "From: $sanitized_sender
f06a6a49 1078To: $to${ccline}
4bc87a28 1079Subject: $subject
4bc87a28
EW
1080Date: $date
1081Message-Id: $message_id
e923effb 1082X-Mailer: git-send-email $gitversion
4bc87a28 1083";
3e0c4ffd 1084 if ($reply_to) {
7ccf7927
RA
1085
1086 $header .= "In-Reply-To: $reply_to\n";
1087 $header .= "References: $references\n";
1088 }
ce91c2f6
JH
1089 if (@xh) {
1090 $header .= join("\n", @xh) . "\n";
1091 }
4bc87a28 1092
c38f0247 1093 my @sendmail_parameters = ('-i', @recipients);
94638f89 1094 my $raw_from = $sanitized_sender;
c89e3241
FC
1095 if (defined $envelope_sender && $envelope_sender ne "auto") {
1096 $raw_from = $envelope_sender;
1097 }
f073a592
RJ
1098 $raw_from = extract_valid_address($raw_from);
1099 unshift (@sendmail_parameters,
1100 '-f', $raw_from) if(defined $envelope_sender);
8e3d436b 1101
c1f2aa45
JS
1102 if ($needs_confirm && !$dry_run) {
1103 print "\n$header\n";
1104 if ($needs_confirm eq "inform") {
1105 $confirm_unconfigured = 0; # squelch this message for the rest of this run
6e182518 1106 $ask_default = "y"; # assume yes on EOF since user hasn't explicitly asked for confirmation
c1f2aa45
JS
1107 print " The Cc list above has been expanded by additional\n";
1108 print " addresses found in the patch commit message. By default\n";
1109 print " send-email prompts before sending whenever this occurs.\n";
1110 print " This behavior is controlled by the sendemail.confirm\n";
1111 print " configuration setting.\n";
1112 print "\n";
1113 print " For additional information, run 'git send-email --help'.\n";
1114 print " To retain the current behavior, but squelch this message,\n";
1115 print " run 'git config --global sendemail.confirm auto'.\n\n";
1116 }
6e182518
JS
1117 $_ = ask("Send this email? ([y]es|[n]o|[q]uit|[a]ll): ",
1118 valid_re => qr/^(?:yes|y|no|n|quit|q|all|a)/i,
1119 default => $ask_default);
1120 die "Send this email reply required" unless defined $_;
c1f2aa45 1121 if (/^n/i) {
15da1084 1122 return 0;
c1f2aa45
JS
1123 } elsif (/^q/i) {
1124 cleanup_compose_files();
1125 exit(0);
1126 } elsif (/^a/i) {
1127 $confirm = 'never';
1128 }
1129 }
1130
052fbea2
PO
1131 unshift (@sendmail_parameters, @smtp_server_options);
1132
6130259c
MW
1133 if ($dry_run) {
1134 # We don't want to send the email.
1135 } elsif ($smtp_server =~ m#^/#) {
aca7ad76
EW
1136 my $pid = open my $sm, '|-';
1137 defined $pid or die $!;
1138 if (!$pid) {
8e3d436b 1139 exec($smtp_server, @sendmail_parameters) or die $!;
aca7ad76
EW
1140 }
1141 print $sm "$header\n$message";
5e2c2ab1 1142 close $sm or die $!;
aca7ad76 1143 } else {
44b2476a
JH
1144
1145 if (!defined $smtp_server) {
1146 die "The required SMTP server is not properly defined."
1147 }
1148
f6bebd12 1149 if ($smtp_encryption eq 'ssl') {
44b2476a 1150 $smtp_server_port ||= 465; # ssmtp
34cc60ce 1151 require Net::SMTP::SSL;
69cf7bfd 1152 $smtp_domain ||= maildomain();
134550fe 1153 $smtp ||= Net::SMTP::SSL->new($smtp_server,
69cf7bfd 1154 Hello => $smtp_domain,
134550fe 1155 Port => $smtp_server_port);
34cc60ce
DS
1156 }
1157 else {
1158 require Net::SMTP;
69cf7bfd 1159 $smtp_domain ||= maildomain();
44b2476a
JH
1160 $smtp ||= Net::SMTP->new((defined $smtp_server_port)
1161 ? "$smtp_server:$smtp_server_port"
f60812ef 1162 : $smtp_server,
69cf7bfd 1163 Hello => $smtp_domain,
f60812ef 1164 Debug => $debug_net_smtp);
fb3650ed 1165 if ($smtp_encryption eq 'tls' && $smtp) {
f6bebd12
TR
1166 require Net::SMTP::SSL;
1167 $smtp->command('STARTTLS');
1168 $smtp->response();
1169 if ($smtp->code == 220) {
1170 $smtp = Net::SMTP::SSL->start_SSL($smtp)
1171 or die "STARTTLS failed! ".$smtp->message;
6cbf8b00 1172 $smtp_encryption = '';
9d1ccf5e
RS
1173 # Send EHLO again to receive fresh
1174 # supported commands
155b940f 1175 $smtp->hello($smtp_domain);
f6bebd12
TR
1176 } else {
1177 die "Server does not support STARTTLS! ".$smtp->message;
1178 }
1179 }
44b2476a
JH
1180 }
1181
1182 if (!$smtp) {
f60812ef 1183 die "Unable to initialize SMTP properly. Check config and use --smtp-debug. ",
e5afb3a6
JA
1184 "VALUES: server=$smtp_server ",
1185 "encryption=$smtp_encryption ",
69cf7bfd 1186 "hello=$smtp_domain",
a1dd7e16 1187 defined $smtp_server_port ? " port=$smtp_server_port" : "";
44b2476a
JH
1188 }
1189
2363d746 1190 if (defined $smtp_authuser) {
ccdbdc79
ZJS
1191 # Workaround AUTH PLAIN/LOGIN interaction defect
1192 # with Authen::SASL::Cyrus
1193 eval {
1194 require Authen::SASL;
1195 Authen::SASL->import(qw(Perl));
1196 };
2363d746
MW
1197
1198 if (!defined $smtp_authpass) {
1199
1200 system "stty -echo";
1201
1202 do {
1203 print "Password: ";
1204 $_ = <STDIN>;
1205 print "\n";
1206 } while (!defined $_);
1207
1208 chomp($smtp_authpass = $_);
1209
1210 system "stty echo";
1211 }
1212
5f5b6118 1213 $auth ||= $smtp->auth( $smtp_authuser, $smtp_authpass ) or die $smtp->message;
34cc60ce 1214 }
2363d746 1215
2b69bfc2 1216 $smtp->mail( $raw_from ) or die $smtp->message;
aca7ad76
EW
1217 $smtp->to( @recipients ) or die $smtp->message;
1218 $smtp->data or die $smtp->message;
1219 $smtp->datasend("$header\n$message") or die $smtp->message;
1220 $smtp->dataend() or die $smtp->message;
15da1084 1221 $smtp->code =~ /250|200/ or die "Failed to send $subject\n".$smtp->message;
aca7ad76 1222 }
2718435b 1223 if ($quiet) {
71c7da94 1224 printf (($dry_run ? "Dry-" : "")."Sent %s\n", $subject);
2718435b 1225 } else {
b7f30e0a 1226 print (($dry_run ? "Dry-" : "")."OK. Log says:\n");
2b69bfc2 1227 if ($smtp_server !~ m#^/#) {
aca7ad76 1228 print "Server: $smtp_server\n";
2b69bfc2 1229 print "MAIL FROM:<$raw_from>\n";
02461e0e
JP
1230 foreach my $entry (@recipients) {
1231 print "RCPT TO:<$entry>\n";
1232 }
aca7ad76 1233 } else {
8e3d436b 1234 print "Sendmail: $smtp_server ".join(' ',@sendmail_parameters)."\n";
aca7ad76 1235 }
b7f30e0a 1236 print $header, "\n";
aca7ad76
EW
1237 if ($smtp) {
1238 print "Result: ", $smtp->code, ' ',
1239 ($smtp->message =~ /\n([^\n]+\n)$/s), "\n";
1240 } else {
1241 print "Result: OK\n";
1242 }
30d08b34 1243 }
15da1084
MW
1244
1245 return 1;
83b24437
RA
1246}
1247
83b24437 1248$reply_to = $initial_reply_to;
2186d566 1249$references = $initial_reply_to || '';
83b24437 1250$subject = $initial_subject;
c1f2aa45 1251$message_num = 0;
83b24437
RA
1252
1253foreach my $t (@files) {
f9237e61 1254 open my $fh, "<", $t or die "can't open file $t";
83b24437 1255
94638f89 1256 my $author = undef;
8291db6f
JK
1257 my $author_encoding;
1258 my $has_content_type;
1259 my $body_encoding;
3c3bb51c 1260 @to = ();
c1f2aa45 1261 @cc = ();
ce91c2f6 1262 @xh = ();
e6b0964a 1263 my $input_format = undef;
5012699d 1264 my @header = ();
83b24437 1265 $message = "";
c1f2aa45 1266 $message_num++;
5012699d 1267 # First unfold multiline header fields
f9237e61 1268 while(<$fh>) {
5012699d
JS
1269 last if /^\s*$/;
1270 if (/^\s+\S/ and @header) {
1271 chomp($header[$#header]);
1272 s/^\s+/ /;
1273 $header[$#header] .= $_;
1274 } else {
1275 push(@header, $_);
1276 }
1277 }
1278 # Now parse the header
1279 foreach(@header) {
1280 if (/^From /) {
1281 $input_format = 'mbox';
1282 next;
1283 }
1284 chomp;
1285 if (!defined $input_format && /^[-A-Za-z]+:\s/) {
1286 $input_format = 'mbox';
1287 }
1288
1289 if (defined $input_format && $input_format eq 'mbox') {
1290 if (/^Subject:\s+(.*)$/) {
1291 $subject = $1;
e6b0964a 1292 }
5012699d
JS
1293 elsif (/^From:\s+(.*)$/) {
1294 ($author, $author_encoding) = unquote_rfc2047($1);
1295 next if $suppress_cc{'author'};
1296 next if $suppress_cc{'self'} and $author eq $sender;
1297 printf("(mbox) Adding cc: %s from line '%s'\n",
1298 $1, $_) unless $quiet;
1299 push @cc, $1;
e6b0964a 1300 }
21802cd3
SB
1301 elsif (/^To:\s+(.*)$/) {
1302 foreach my $addr (parse_address_line($1)) {
1303 printf("(mbox) Adding to: %s from line '%s'\n",
1304 $addr, $_) unless $quiet;
e4312255 1305 push @to, $addr;
21802cd3
SB
1306 }
1307 }
5012699d
JS
1308 elsif (/^Cc:\s+(.*)$/) {
1309 foreach my $addr (parse_address_line($1)) {
1310 if (unquote_rfc2047($addr) eq $sender) {
65648283 1311 next if ($suppress_cc{'self'});
65648283
DB
1312 } else {
1313 next if ($suppress_cc{'cc'});
8a8e6235 1314 }
83b24437 1315 printf("(mbox) Adding cc: %s from line '%s'\n",
5012699d
JS
1316 $addr, $_) unless $quiet;
1317 push @cc, $addr;
83b24437 1318 }
5012699d
JS
1319 }
1320 elsif (/^Content-type:/i) {
1321 $has_content_type = 1;
1322 if (/charset="?([^ "]+)/) {
1323 $body_encoding = $1;
83b24437 1324 }
5012699d 1325 push @xh, $_;
83b24437 1326 }
5012699d
JS
1327 elsif (/^Message-Id: (.*)/i) {
1328 $message_id = $1;
83b24437 1329 }
5012699d
JS
1330 elsif (!/^Date:\s/ && /^[-A-Za-z]+:\s+\S/) {
1331 push @xh, $_;
1332 }
1333
83b24437 1334 } else {
5012699d
JS
1335 # In the traditional
1336 # "send lots of email" format,
1337 # line 1 = cc
1338 # line 2 = subject
1339 # So let's support that, too.
1340 $input_format = 'lots';
1341 if (@cc == 0 && !$suppress_cc{'cc'}) {
1342 printf("(non-mbox) Adding cc: %s from line '%s'\n",
1343 $_, $_) unless $quiet;
1344 push @cc, $_;
1345 } elsif (!defined $subject) {
1346 $subject = $_;
83b24437
RA
1347 }
1348 }
1349 }
5012699d 1350 # Now parse the message body
f9237e61 1351 while(<$fh>) {
5012699d
JS
1352 $message .= $_;
1353 if (/^(Signed-off-by|Cc): (.*)$/i) {
5012699d 1354 chomp;
3531e270 1355 my ($what, $c) = ($1, $2);
5012699d 1356 chomp $c;
3531e270
JS
1357 if ($c eq $sender) {
1358 next if ($suppress_cc{'self'});
1359 } else {
1360 next if $suppress_cc{'sob'} and $what =~ /Signed-off-by/i;
1361 next if $suppress_cc{'bodycc'} and $what =~ /Cc/i;
1362 }
5012699d 1363 push @cc, $c;
3531e270 1364 printf("(body) Adding cc: %s from line '%s'\n",
5012699d
JS
1365 $c, $_) unless $quiet;
1366 }
1367 }
f9237e61 1368 close $fh;
324a8bd0 1369
6e74e075
JP
1370 push @to, recipients_cmd("to-cmd", "to", $to_cmd, $t)
1371 if defined $to_cmd;
1372 push @cc, recipients_cmd("cc-cmd", "cc", $cc_cmd, $t)
1373 if defined $cc_cmd && !$suppress_cc{'cccmd'};
324a8bd0 1374
3cae7e5b
TR
1375 if ($broken_encoding{$t} && !$has_content_type) {
1376 $has_content_type = 1;
1377 push @xh, "MIME-Version: 1.0",
1378 "Content-Type: text/plain; charset=$auto_8bit_encoding",
1379 "Content-Transfer-Encoding: 8bit";
1380 $body_encoding = $auto_8bit_encoding;
1381 }
1382
ce547800
KM
1383 if ($broken_encoding{$t} && !is_rfc2047_quoted($subject)) {
1384 $subject = quote_subject($subject, $auto_8bit_encoding);
3cae7e5b
TR
1385 }
1386
5012699d 1387 if (defined $author and $author ne $sender) {
94638f89 1388 $message = "From: $author\n\n$message";
8291db6f
JK
1389 if (defined $author_encoding) {
1390 if ($has_content_type) {
1391 if ($body_encoding eq $author_encoding) {
1392 # ok, we already have the right encoding
1393 }
1394 else {
1395 # uh oh, we should re-encode
1396 }
1397 }
1398 else {
3cae7e5b 1399 $has_content_type = 1;
8291db6f
JK
1400 push @xh,
1401 'MIME-Version: 1.0',
8641ee3d
JK
1402 "Content-Type: text/plain; charset=$author_encoding",
1403 'Content-Transfer-Encoding: 8bit';
8291db6f
JK
1404 }
1405 }
8a8e6235 1406 }
83b24437 1407
c1f2aa45
JS
1408 $needs_confirm = (
1409 $confirm eq "always" or
1410 ($confirm =~ /^(?:auto|cc)$/ && @cc) or
1411 ($confirm =~ /^(?:auto|compose)$/ && $compose && $message_num == 1));
1412 $needs_confirm = "inform" if ($needs_confirm && $confirm_unconfigured && @cc);
1413
e4312255
KM
1414 @to = validate_address_list(sanitize_address_list(@to));
1415 @cc = validate_address_list(sanitize_address_list(@cc));
1416
3c3bb51c 1417 @to = (@initial_to, @to);
c1f2aa45
JS
1418 @cc = (@initial_cc, @cc);
1419
15da1084 1420 my $message_was_sent = send_message();
83b24437
RA
1421
1422 # set up for the next message
95a877a3 1423 if ($thread && $message_was_sent &&
db54c8e7
AO
1424 (chain_reply_to() || !defined $reply_to || length($reply_to) == 0 ||
1425 $message_num == 1)) {
78488b2c 1426 $reply_to = $message_id;
7ccf7927 1427 if (length $references > 0) {
a925b89c 1428 $references .= "\n $message_id";
7ccf7927
RA
1429 } else {
1430 $references = "$message_id";
1431 }
78488b2c 1432 }
4f3d3703 1433 $message_id = undef;
83b24437 1434}
e205735d 1435
6e74e075
JP
1436# Execute a command (e.g. $to_cmd) to get a list of email addresses
1437# and return a results array
1438sub recipients_cmd {
1439 my ($prefix, $what, $cmd, $file) = @_;
1440
1441 my $sanitized_sender = sanitize_address($sender);
1442 my @addresses = ();
7ebee441 1443 open my $fh, "$cmd \Q$file\E |"
6e74e075 1444 or die "($prefix) Could not execute '$cmd'";
7ebee441 1445 while (my $address = <$fh>) {
6e74e075
JP
1446 $address =~ s/^\s*//g;
1447 $address =~ s/\s*$//g;
1448 $address = sanitize_address($address);
1449 next if ($address eq $sanitized_sender and $suppress_from);
1450 push @addresses, $address;
1451 printf("($prefix) Adding %s: %s from: '%s'\n",
1452 $what, $address, $cmd) unless $quiet;
1453 }
7ebee441 1454 close $fh
6e74e075
JP
1455 or die "($prefix) failed to close pipe to '$cmd'";
1456 return @addresses;
1457}
1458
c1f2aa45 1459cleanup_compose_files();
1f038a0c 1460
4bf597ee 1461sub cleanup_compose_files {
c1f2aa45 1462 unlink($compose_filename, $compose_filename . ".final") if $compose;
1f038a0c
RA
1463}
1464
4bc87a28 1465$smtp->quit if $smtp;
e205735d 1466
c438ea2a 1467sub unique_email_list {
e205735d
RA
1468 my %seen;
1469 my @emails;
1470
1471 foreach my $entry (@_) {
e4312255
KM
1472 my $clean = extract_valid_address_or_die($entry);
1473 $seen{$clean} ||= 0;
1474 next if $seen{$clean}++;
1475 push @emails, $entry;
e205735d
RA
1476 }
1477 return @emails;
1478}
747bbff9
JK
1479
1480sub validate_patch {
1481 my $fn = shift;
1482 open(my $fh, '<', $fn)
1483 or die "unable to open $fn: $!\n";
1484 while (my $line = <$fh>) {
1485 if (length($line) > 998) {
1486 return "$.: patch contains a line longer than 998 characters";
1487 }
1488 }
1489 return undef;
1490}
0706bd19
JK
1491
1492sub file_has_nonascii {
1493 my $fn = shift;
1494 open(my $fh, '<', $fn)
1495 or die "unable to open $fn: $!\n";
1496 while (my $line = <$fh>) {
1497 return 1 if $line =~ /[^[:ascii:]]/;
1498 }
1499 return 0;
1500}
3cae7e5b
TR
1501
1502sub body_or_subject_has_nonascii {
1503 my $fn = shift;
1504 open(my $fh, '<', $fn)
1505 or die "unable to open $fn: $!\n";
1506 while (my $line = <$fh>) {
1507 last if $line =~ /^$/;
1508 return 1 if $line =~ /^Subject.*[^[:ascii:]]/;
1509 }
1510 while (my $line = <$fh>) {
1511 return 1 if $line =~ /[^[:ascii:]]/;
1512 }
1513 return 0;
1514}