send-email: fix In-Reply-To regression
[git/git.git] / git-send-email.perl
CommitLineData
83b24437 1#!/usr/bin/perl -w
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#
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18
19use strict;
20use warnings;
21use Term::ReadLine;
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22use Getopt::Long;
23use Data::Dumper;
412876dc 24use Term::ANSIColor;
3cb8caf7 25use Git;
83b24437 26
280242d1
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27package FakeTerm;
28sub new {
29 my ($class, $reason) = @_;
30 return bless \$reason, shift;
31}
32sub readline {
33 my $self = shift;
34 die "Cannot use readline on FakeTerm: $$self";
35}
36package main;
37
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38
39sub usage {
40 print <<EOT;
41git-send-email [options] <file | directory>...
42Options:
43 --from Specify the "From:" line of the email to be sent.
44
45 --to Specify the primary "To:" line of the email.
46
47 --cc Specify an initial "Cc:" list for the entire series
48 of emails.
49
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50 --cc-cmd Specify a command to execute per file which adds
51 per file specific cc address entries
52
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53 --bcc Specify a list of email addresses that should be Bcc:
54 on all the emails.
55
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56 --compose Use \$GIT_EDITOR, core.editor, \$EDITOR, or \$VISUAL to edit
57 an introductory message for the patch series.
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58
59 --subject Specify the initial "Subject:" line.
60 Only necessary if --compose is also set. If --compose
61 is not set, this will be prompted for.
62
63 --in-reply-to Specify the first "In-Reply-To:" header line.
64 Only used if --compose is also set. If --compose is not
65 set, this will be prompted for.
66
67 --chain-reply-to If set, the replies will all be to the previous
68 email sent, rather than to the first email sent.
69 Defaults to on.
70
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71 --signed-off-cc Automatically add email addresses that appear in
72 Signed-off-by: or Cc: lines to the cc: list. Defaults to on.
1b0baf14 73
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74 --identity The configuration identity, a subsection to prioritise over
75 the default section.
76
1b0baf14 77 --smtp-server If set, specifies the outgoing SMTP server to use.
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78 Defaults to localhost. Port number can be specified here with
79 hostname:port format or by using --smtp-server-port option.
80
81 --smtp-server-port Specify a port on the outgoing SMTP server to connect to.
1b0baf14 82
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83 --smtp-user The username for SMTP-AUTH.
84
85 --smtp-pass The password for SMTP-AUTH.
86
87 --smtp-ssl If set, connects to the SMTP server using SSL.
88
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89 --suppress-cc Suppress the specified category of auto-CC. The category
90 can be one of 'author' for the patch author, 'self' to
91 avoid copying yourself, 'sob' for Signed-off-by lines,
92 'cccmd' for the output of the cccmd, or 'all' to suppress
93 all of these.
94
620bb245 95 --suppress-from Suppress sending emails to yourself. Defaults to off.
1b0baf14 96
5483c71d 97 --thread Specify that the "In-Reply-To:" header should be set on all
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98 emails. Defaults to on.
99
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100 --quiet Make git-send-email less verbose. One line per email
101 should be all that is output.
102
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103 --dry-run Do everything except actually send the emails.
104
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105 --envelope-sender Specify the envelope sender used to send the emails.
106
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107 --no-validate Don't perform any sanity checks on patches.
108
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109EOT
110 exit(1);
111}
112
4bc87a28 113# most mail servers generate the Date: header, but not all...
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114sub format_2822_time {
115 my ($time) = @_;
116 my @localtm = localtime($time);
117 my @gmttm = gmtime($time);
118 my $localmin = $localtm[1] + $localtm[2] * 60;
119 my $gmtmin = $gmttm[1] + $gmttm[2] * 60;
120 if ($localtm[0] != $gmttm[0]) {
121 die "local zone differs from GMT by a non-minute interval\n";
122 }
123 if ((($gmttm[6] + 1) % 7) == $localtm[6]) {
124 $localmin += 1440;
125 } elsif ((($gmttm[6] - 1) % 7) == $localtm[6]) {
126 $localmin -= 1440;
127 } elsif ($gmttm[6] != $localtm[6]) {
128 die "local time offset greater than or equal to 24 hours\n";
129 }
130 my $offset = $localmin - $gmtmin;
131 my $offhour = $offset / 60;
132 my $offmin = abs($offset % 60);
133 if (abs($offhour) >= 24) {
134 die ("local time offset greater than or equal to 24 hours\n");
135 }
136
137 return sprintf("%s, %2d %s %d %02d:%02d:%02d %s%02d%02d",
138 qw(Sun Mon Tue Wed Thu Fri Sat)[$localtm[6]],
139 $localtm[3],
140 qw(Jan Feb Mar Apr May Jun
141 Jul Aug Sep Oct Nov Dec)[$localtm[4]],
142 $localtm[5]+1900,
143 $localtm[2],
144 $localtm[1],
145 $localtm[0],
146 ($offset >= 0) ? '+' : '-',
147 abs($offhour),
148 $offmin,
149 );
150}
4bc87a28 151
567ffeb7 152my $have_email_valid = eval { require Email::Valid; 1 };
4bc87a28 153my $smtp;
5f5b6118 154my $auth;
4bc87a28 155
e205735d 156sub unique_email_list(@);
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157sub cleanup_compose_files();
158
159# Constants (essentially)
160my $compose_filename = ".msg.$$";
e205735d 161
83b24437 162# Variables we fill in automatically, or via prompting:
ce91c2f6 163my (@to,@cc,@initial_cc,@bcclist,@xh,
2363d746 164 $initial_reply_to,$initial_subject,@files,$author,$sender,$smtp_authpass,$compose,$time);
83b24437 165
f073a592 166my $envelope_sender;
78488b2c 167
9133261f 168# Example reply to:
83b24437 169#$initial_reply_to = ''; #<20050203173208.GA23964@foobar.com>';
83b24437 170
3cb8caf7 171my $repo = Git->repository();
280242d1 172my $term = eval {
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173 $ENV{"GIT_SEND_EMAIL_NOTTY"}
174 ? new Term::ReadLine 'git-send-email', \*STDIN, \*STDOUT
175 : new Term::ReadLine 'git-send-email';
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176};
177if ($@) {
178 $term = new FakeTerm "$@: going non-interactive";
179}
83b24437 180
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181# Behavior modification variables
182my ($quiet, $dry_run) = (0, 0);
183
184# Variables with corresponding config settings
324a8bd0 185my ($thread, $chain_reply_to, $suppress_from, $signed_off_cc, $cc_cmd);
2363d746 186my ($smtp_server, $smtp_server_port, $smtp_authuser, $smtp_ssl);
44b2476a 187my ($identity, $aliasfiletype, @alias_files, @smtp_host_parts);
c764a0c2 188my ($no_validate);
65648283 189my (@suppress_cc);
5483c71d 190
34cc60ce 191my %config_bool_settings = (
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192 "thread" => [\$thread, 1],
193 "chainreplyto" => [\$chain_reply_to, 1],
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194 "suppressfrom" => [\$suppress_from, undef],
195 "signedoffcc" => [\$signed_off_cc, undef],
34cc60ce 196 "smtpssl" => [\$smtp_ssl, 0],
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197);
198
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199my %config_settings = (
200 "smtpserver" => \$smtp_server,
44b2476a 201 "smtpserverport" => \$smtp_server_port,
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202 "smtpuser" => \$smtp_authuser,
203 "smtppass" => \$smtp_authpass,
2db9b49c 204 "to" => \@to,
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205 "cccmd" => \$cc_cmd,
206 "aliasfiletype" => \$aliasfiletype,
207 "bcc" => \@bcclist,
208 "aliasesfile" => \@alias_files,
65648283 209 "suppresscc" => \@suppress_cc,
34cc60ce 210);
4a62d3f5 211
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212# Handle Uncouth Termination
213sub signal_handler {
214
215 # Make text normal
216 print color("reset"), "\n";
217
218 # SMTP password masked
219 system "stty echo";
220
221 # tmp files from --compose
222 if (-e $compose_filename) {
223 print "'$compose_filename' contains an intermediate version of the email you were composing.\n";
224 }
225 if (-e ($compose_filename . ".final")) {
226 print "'$compose_filename.final' contains the composed email.\n"
227 }
228
229 exit;
230};
231
232$SIG{TERM} = \&signal_handler;
233$SIG{INT} = \&signal_handler;
234
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235# Begin by accumulating all the variables (defined above), that we will end up
236# needing, first, from the command line:
237
94638f89 238my $rc = GetOptions("sender|from=s" => \$sender,
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239 "in-reply-to=s" => \$initial_reply_to,
240 "subject=s" => \$initial_subject,
241 "to=s" => \@to,
da140f8b 242 "cc=s" => \@initial_cc,
58063245 243 "bcc=s" => \@bcclist,
78488b2c 244 "chain-reply-to!" => \$chain_reply_to,
3342d850 245 "smtp-server=s" => \$smtp_server,
44b2476a 246 "smtp-server-port=s" => \$smtp_server_port,
34cc60ce 247 "smtp-user=s" => \$smtp_authuser,
2363d746 248 "smtp-pass:s" => \$smtp_authpass,
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DS
249 "smtp-ssl!" => \$smtp_ssl,
250 "identity=s" => \$identity,
1f038a0c 251 "compose" => \$compose,
30d08b34 252 "quiet" => \$quiet,
324a8bd0 253 "cc-cmd=s" => \$cc_cmd,
5483c71d 254 "suppress-from!" => \$suppress_from,
65648283 255 "suppress-cc=s" => \@suppress_cc,
5483c71d 256 "signed-off-cc|signed-off-by-cc!" => \$signed_off_cc,
6130259c 257 "dry-run" => \$dry_run,
f073a592 258 "envelope-sender=s" => \$envelope_sender,
5483c71d 259 "thread!" => \$thread,
c764a0c2 260 "no-validate" => \$no_validate,
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261 );
262
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263unless ($rc) {
264 usage();
265}
266
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DS
267# Now, let's fill any that aren't set in with defaults:
268
269sub read_config {
270 my ($prefix) = @_;
271
272 foreach my $setting (keys %config_bool_settings) {
273 my $target = $config_bool_settings{$setting}->[0];
274 $$target = $repo->config_bool("$prefix.$setting") unless (defined $$target);
275 }
276
277 foreach my $setting (keys %config_settings) {
278 my $target = $config_settings{$setting};
279 if (ref($target) eq "ARRAY") {
280 unless (@$target) {
281 my @values = $repo->config("$prefix.$setting");
282 @$target = @values if (@values && defined $values[0]);
283 }
284 }
285 else {
286 $$target = $repo->config("$prefix.$setting") unless (defined $$target);
287 }
288 }
289}
290
291# read configuration from [sendemail "$identity"], fall back on [sendemail]
292$identity = $repo->config("sendemail.identity") unless (defined $identity);
293read_config("sendemail.$identity") if (defined $identity);
294read_config("sendemail");
295
296# fall back on builtin bool defaults
297foreach my $setting (values %config_bool_settings) {
298 ${$setting->[0]} = $setting->[1] unless (defined (${$setting->[0]}));
299}
300
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301# Set CC suppressions
302my(%suppress_cc);
303if (@suppress_cc) {
304 foreach my $entry (@suppress_cc) {
305 die "Unknown --suppress-cc field: '$entry'\n"
306 unless $entry =~ /^(all|cccmd|cc|author|self|sob)$/;
307 $suppress_cc{$entry} = 1;
308 }
309}
310
311if ($suppress_cc{'all'}) {
312 foreach my $entry (qw (ccmd cc author self sob)) {
313 $suppress_cc{$entry} = 1;
314 }
315 delete $suppress_cc{'all'};
316}
317
318# If explicit old-style ones are specified, they trump --suppress-cc.
319$suppress_cc{'self'} = $suppress_from if defined $suppress_from;
320$suppress_cc{'sob'} = $signed_off_cc if defined $signed_off_cc;
321
322# Debugging, print out the suppressions.
323if (0) {
324 print "suppressions:\n";
325 foreach my $entry (keys %suppress_cc) {
326 printf " %-5s -> $suppress_cc{$entry}\n", $entry;
327 }
328}
329
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DS
330my ($repoauthor) = $repo->ident_person('author');
331my ($repocommitter) = $repo->ident_person('committer');
332
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333# Verify the user input
334
335foreach my $entry (@to) {
336 die "Comma in --to entry: $entry'\n" unless $entry !~ m/,/;
337}
338
339foreach my $entry (@initial_cc) {
340 die "Comma in --cc entry: $entry'\n" unless $entry !~ m/,/;
341}
342
343foreach my $entry (@bcclist) {
344 die "Comma in --bcclist entry: $entry'\n" unless $entry !~ m/,/;
345}
346
994d6c66 347my %aliases;
994d6c66
EW
348my %parse_alias = (
349 # multiline formats can be supported in the future
350 mutt => sub { my $fh = shift; while (<$fh>) {
504ceab6 351 if (/^\s*alias\s+(\S+)\s+(.*)$/) {
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EW
352 my ($alias, $addr) = ($1, $2);
353 $addr =~ s/#.*$//; # mutt allows # comments
354 # commas delimit multiple addresses
355 $aliases{$alias} = [ split(/\s*,\s*/, $addr) ];
356 }}},
357 mailrc => sub { my $fh = shift; while (<$fh>) {
358 if (/^alias\s+(\S+)\s+(.*)$/) {
359 # spaces delimit multiple addresses
360 $aliases{$1} = [ split(/\s+/, $2) ];
361 }}},
362 pine => sub { my $fh = shift; while (<$fh>) {
2d8ae400 363 if (/^(\S+)\t.*\t(.*)$/) {
994d6c66
EW
364 $aliases{$1} = [ split(/\s*,\s*/, $2) ];
365 }}},
366 gnus => sub { my $fh = shift; while (<$fh>) {
367 if (/\(define-mail-alias\s+"(\S+?)"\s+"(\S+?)"\)/) {
368 $aliases{$1} = [ $2 ];
369 }}}
370);
371
3cb8caf7 372if (@alias_files and $aliasfiletype and defined $parse_alias{$aliasfiletype}) {
994d6c66
EW
373 foreach my $file (@alias_files) {
374 open my $fh, '<', $file or die "opening $file: $!\n";
375 $parse_alias{$aliasfiletype}->($fh);
376 close $fh;
377 }
378}
379
94638f89 380($sender) = expand_aliases($sender) if defined $sender;
ae740a58 381
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382# Now that all the defaults are set, process the rest of the command line
383# arguments and collect up the files that need to be processed.
384for my $f (@ARGV) {
385 if (-d $f) {
386 opendir(DH,$f)
387 or die "Failed to opendir $f: $!";
388
389 push @files, grep { -f $_ } map { +$f . "/" . $_ }
390 sort readdir(DH);
391
392 } elsif (-f $f) {
393 push @files, $f;
394
395 } else {
396 print STDERR "Skipping $f - not found.\n";
397 }
398}
399
c764a0c2
JK
400if (!$no_validate) {
401 foreach my $f (@files) {
402 my $error = validate_patch($f);
403 $error and die "fatal: $f: $error\nwarning: no patches were sent\n";
404 }
747bbff9
JK
405}
406
aa54892f
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407if (@files) {
408 unless ($quiet) {
409 print $_,"\n" for (@files);
410 }
411} else {
412 print STDERR "\nNo patch files specified!\n\n";
413 usage();
414}
415
1f038a0c 416my $prompting = 0;
94638f89
UKK
417if (!defined $sender) {
418 $sender = $repoauthor || $repocommitter;
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419
420 while (1) {
94638f89 421 $_ = $term->readline("Who should the emails appear to be from? [$sender] ");
8a7c56e1
MW
422 last if defined $_;
423 print "\n";
424 }
8037d1a3 425
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426 $sender = $_ if ($_);
427 print "Emails will be sent from: ", $sender, "\n";
1f038a0c 428 $prompting++;
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429}
430
431if (!@to) {
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432
433
434 while (1) {
435 $_ = $term->readline("Who should the emails be sent to? ", "");
436 last if defined $_;
437 print "\n";
438 }
439
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440 my $to = $_;
441 push @to, split /,/, $to;
1f038a0c 442 $prompting++;
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443}
444
994d6c66
EW
445sub expand_aliases {
446 my @cur = @_;
447 my @last;
448 do {
449 @last = @cur;
450 @cur = map { $aliases{$_} ? @{$aliases{$_}} : $_ } @last;
451 } while (join(',',@cur) ne join(',',@last));
452 return @cur;
453}
454
455@to = expand_aliases(@to);
5b56aaa2 456@to = (map { sanitize_address($_) } @to);
994d6c66 457@initial_cc = expand_aliases(@initial_cc);
58063245 458@bcclist = expand_aliases(@bcclist);
994d6c66 459
1f038a0c 460if (!defined $initial_subject && $compose) {
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MW
461 while (1) {
462 $_ = $term->readline("What subject should the initial email start with? ", $initial_subject);
463 last if defined $_;
464 print "\n";
465 }
466
83b24437 467 $initial_subject = $_;
1f038a0c 468 $prompting++;
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469}
470
5483c71d 471if ($thread && !defined $initial_reply_to && $prompting) {
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MW
472 while (1) {
473 $_= $term->readline("Message-ID to be used as In-Reply-To for the first email? ", $initial_reply_to);
474 last if defined $_;
475 print "\n";
476 }
8037d1a3 477
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478 $initial_reply_to = $_;
479}
1ca3d6ed 480if (defined $initial_reply_to) {
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481 $initial_reply_to =~ s/^\s*<?//;
482 $initial_reply_to =~ s/>?\s*$//;
483 $initial_reply_to = "<$initial_reply_to>" if $initial_reply_to ne '';
ace9c2a9 484}
ace72086 485
34cc60ce 486if (!defined $smtp_server) {
aca7ad76
EW
487 foreach (qw( /usr/sbin/sendmail /usr/lib/sendmail )) {
488 if (-x $_) {
489 $smtp_server = $_;
490 last;
491 }
492 }
493 $smtp_server ||= 'localhost'; # could be 127.0.0.1, too... *shrug*
3342d850
RA
494}
495
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RA
496if ($compose) {
497 # Note that this does not need to be secure, but we will make a small
498 # effort to have it be unique
499 open(C,">",$compose_filename)
500 or die "Failed to open for writing $compose_filename: $!";
94638f89 501 print C "From $sender # This line is ignored.\n";
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RA
502 printf C "Subject: %s\n\n", $initial_subject;
503 printf C <<EOT;
504GIT: Please enter your email below.
505GIT: Lines beginning in "GIT: " will be removed.
506GIT: Consider including an overall diffstat or table of contents
507GIT: for the patch you are writing.
508
509EOT
510 close(C);
511
ef0c2abf 512 my $editor = $ENV{GIT_EDITOR} || $repo->config("core.editor") || $ENV{VISUAL} || $ENV{EDITOR} || "vi";
0e0278ba 513 system('sh', '-c', '$0 $@', $editor, $compose_filename);
1f038a0c
RA
514
515 open(C2,">",$compose_filename . ".final")
516 or die "Failed to open $compose_filename.final : " . $!;
517
518 open(C,"<",$compose_filename)
519 or die "Failed to open $compose_filename : " . $!;
520
521 while(<C>) {
522 next if m/^GIT: /;
523 print C2 $_;
524 }
525 close(C);
526 close(C2);
527
8a7c56e1 528 while (1) {
1f038a0c 529 $_ = $term->readline("Send this email? (y|n) ");
8a7c56e1
MW
530 last if defined $_;
531 print "\n";
532 }
1f038a0c
RA
533
534 if (uc substr($_,0,1) ne 'Y') {
535 cleanup_compose_files();
536 exit(0);
537 }
538
97394ee4 539 @files = ($compose_filename . ".final", @files);
1f038a0c
RA
540}
541
83b24437 542# Variables we set as part of the loop over files
af068d27 543our ($message_id, %mail, $subject, $reply_to, $references, $message);
83b24437 544
567ffeb7
EW
545sub extract_valid_address {
546 my $address = shift;
ad9c18f5 547 my $local_part_regexp = '[^<>"\s@]+';
09302e17 548 my $domain_regexp = '[^.<>"\s@]+(?:\.[^.<>"\s@]+)+';
db3106b2
EW
549
550 # check for a local address:
ad9c18f5 551 return $address if ($address =~ /^($local_part_regexp)$/);
db3106b2 552
155197e6 553 $address =~ s/^\s*<(.*)>\s*$/$1/;
567ffeb7 554 if ($have_email_valid) {
ad9c18f5 555 return scalar Email::Valid->address($address);
567ffeb7
EW
556 } else {
557 # less robust/correct than the monster regexp in Email::Valid,
558 # but still does a 99% job, and one less dependency
ad9c18f5 559 $address =~ /($local_part_regexp\@$domain_regexp)/;
e96fd305 560 return $1;
567ffeb7
EW
561 }
562}
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563
564# Usually don't need to change anything below here.
565
566# we make a "fake" message id by taking the current number
567# of seconds since the beginning of Unix time and tacking on
568# a random number to the end, in case we are called quicker than
569# 1 second since the last time we were called.
8037d1a3
RA
570
571# We'll setup a template for the message id, using the "from" address:
8037d1a3 572
be510cfe 573my ($message_id_stamp, $message_id_serial);
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RA
574sub make_message_id
575{
be510cfe
JH
576 my $uniq;
577 if (!defined $message_id_stamp) {
578 $message_id_stamp = sprintf("%s-%s", time, $$);
579 $message_id_serial = 0;
580 }
581 $message_id_serial++;
582 $uniq = "$message_id_stamp-$message_id_serial";
583
aeb59328 584 my $du_part;
94638f89
UKK
585 for ($sender, $repocommitter, $repoauthor) {
586 $du_part = extract_valid_address(sanitize_address($_));
587 last if (defined $du_part and $du_part ne '');
aeb59328 588 }
94638f89 589 if (not defined $du_part or $du_part eq '') {
aeb59328
JH
590 use Sys::Hostname qw();
591 $du_part = 'user@' . Sys::Hostname::hostname();
592 }
be510cfe
JH
593 my $message_id_template = "<%s-git-send-email-%s>";
594 $message_id = sprintf($message_id_template, $uniq, $du_part);
8037d1a3 595 #print "new message id = $message_id\n"; # Was useful for debugging
83b24437
RA
596}
597
598
599
a5370b16 600$time = time - scalar $#files;
83b24437 601
374c5905
JR
602sub unquote_rfc2047 {
603 local ($_) = @_;
8291db6f
JK
604 my $encoding;
605 if (s/=\?([^?]+)\?q\?(.*)\?=/$2/g) {
606 $encoding = $1;
374c5905
JR
607 s/_/ /g;
608 s/=([0-9A-F]{2})/chr(hex($1))/eg;
609 }
8291db6f 610 return wantarray ? ($_, $encoding) : $_;
374c5905
JR
611}
612
5b56aaa2
UKK
613# use the simplest quoting being able to handle the recipient
614sub sanitize_address
732263d4
RJ
615{
616 my ($recipient) = @_;
5b56aaa2
UKK
617 my ($recipient_name, $recipient_addr) = ($recipient =~ /^(.*?)\s*(<.*)/);
618
619 if (not $recipient_name) {
620 return "$recipient";
621 }
622
623 # if recipient_name is already quoted, do nothing
624 if ($recipient_name =~ /^(".*"|=\?utf-8\?q\?.*\?=)$/) {
625 return $recipient;
626 }
627
628 # rfc2047 is needed if a non-ascii char is included
629 if ($recipient_name =~ /[^[:ascii:]]/) {
630 $recipient_name =~ s/([^-a-zA-Z0-9!*+\/])/sprintf("=%02X", ord($1))/eg;
631 $recipient_name =~ s/(.*)/=\?utf-8\?q\?$1\?=/;
732263d4 632 }
5b56aaa2
UKK
633
634 # double quotes are needed if specials or CTLs are included
635 elsif ($recipient_name =~ /[][()<>@,;:\\".\000-\037\177]/) {
636 $recipient_name =~ s/(["\\\r])/\\$1/;
637 $recipient_name = "\"$recipient_name\"";
638 }
639
640 return "$recipient_name $recipient_addr";
641
732263d4
RJ
642}
643
83b24437
RA
644sub send_message
645{
4bc87a28 646 my @recipients = unique_email_list(@to);
7ac17529
ABH
647 @cc = (grep { my $cc = extract_valid_address($_);
648 not grep { $cc eq $_ } @recipients
649 }
650 map { sanitize_address($_) }
651 @cc);
4bc87a28 652 my $to = join (",\n\t", @recipients);
58063245 653 @recipients = unique_email_list(@recipients,@cc,@bcclist);
c38f0247 654 @recipients = (map { extract_valid_address($_) } @recipients);
6bdca890 655 my $date = format_2822_time($time++);
e923effb
ML
656 my $gitversion = '@@GIT_VERSION@@';
657 if ($gitversion =~ m/..GIT_VERSION../) {
3cb8caf7 658 $gitversion = Git::version();
e923effb 659 }
4bc87a28 660
af068d27 661 my $cc = join(", ", unique_email_list(@cc));
f06a6a49
JH
662 my $ccline = "";
663 if ($cc ne '') {
664 $ccline = "\nCc: $cc";
665 }
94638f89 666 my $sanitized_sender = sanitize_address($sender);
4f3d3703 667 make_message_id() unless defined($message_id);
aeb59328 668
94638f89 669 my $header = "From: $sanitized_sender
f06a6a49 670To: $to${ccline}
4bc87a28 671Subject: $subject
4bc87a28
EW
672Date: $date
673Message-Id: $message_id
e923effb 674X-Mailer: git-send-email $gitversion
4bc87a28 675";
5483c71d 676 if ($thread && $reply_to) {
7ccf7927
RA
677
678 $header .= "In-Reply-To: $reply_to\n";
679 $header .= "References: $references\n";
680 }
ce91c2f6
JH
681 if (@xh) {
682 $header .= join("\n", @xh) . "\n";
683 }
4bc87a28 684
c38f0247 685 my @sendmail_parameters = ('-i', @recipients);
94638f89 686 my $raw_from = $sanitized_sender;
f073a592
RJ
687 $raw_from = $envelope_sender if (defined $envelope_sender);
688 $raw_from = extract_valid_address($raw_from);
689 unshift (@sendmail_parameters,
690 '-f', $raw_from) if(defined $envelope_sender);
8e3d436b 691
6130259c
MW
692 if ($dry_run) {
693 # We don't want to send the email.
694 } elsif ($smtp_server =~ m#^/#) {
aca7ad76
EW
695 my $pid = open my $sm, '|-';
696 defined $pid or die $!;
697 if (!$pid) {
8e3d436b 698 exec($smtp_server, @sendmail_parameters) or die $!;
aca7ad76
EW
699 }
700 print $sm "$header\n$message";
701 close $sm or die $?;
702 } else {
44b2476a
JH
703
704 if (!defined $smtp_server) {
705 die "The required SMTP server is not properly defined."
706 }
707
34cc60ce 708 if ($smtp_ssl) {
44b2476a 709 $smtp_server_port ||= 465; # ssmtp
34cc60ce 710 require Net::SMTP::SSL;
44b2476a 711 $smtp ||= Net::SMTP::SSL->new($smtp_server, Port => $smtp_server_port);
34cc60ce
DS
712 }
713 else {
714 require Net::SMTP;
44b2476a
JH
715 $smtp ||= Net::SMTP->new((defined $smtp_server_port)
716 ? "$smtp_server:$smtp_server_port"
717 : $smtp_server);
718 }
719
720 if (!$smtp) {
721 die "Unable to initialize SMTP properly. Is there something wrong with your config?";
722 }
723
2363d746
MW
724 if (defined $smtp_authuser) {
725
726 if (!defined $smtp_authpass) {
727
728 system "stty -echo";
729
730 do {
731 print "Password: ";
732 $_ = <STDIN>;
733 print "\n";
734 } while (!defined $_);
735
736 chomp($smtp_authpass = $_);
737
738 system "stty echo";
739 }
740
5f5b6118 741 $auth ||= $smtp->auth( $smtp_authuser, $smtp_authpass ) or die $smtp->message;
34cc60ce 742 }
2363d746 743
2b69bfc2 744 $smtp->mail( $raw_from ) or die $smtp->message;
aca7ad76
EW
745 $smtp->to( @recipients ) or die $smtp->message;
746 $smtp->data or die $smtp->message;
747 $smtp->datasend("$header\n$message") or die $smtp->message;
748 $smtp->dataend() or die $smtp->message;
749 $smtp->ok or die "Failed to send $subject\n".$smtp->message;
750 }
2718435b 751 if ($quiet) {
71c7da94 752 printf (($dry_run ? "Dry-" : "")."Sent %s\n", $subject);
2718435b 753 } else {
b7f30e0a 754 print (($dry_run ? "Dry-" : "")."OK. Log says:\n");
2b69bfc2 755 if ($smtp_server !~ m#^/#) {
aca7ad76 756 print "Server: $smtp_server\n";
2b69bfc2
RJ
757 print "MAIL FROM:<$raw_from>\n";
758 print "RCPT TO:".join(',',(map { "<$_>" } @recipients))."\n";
aca7ad76 759 } else {
8e3d436b 760 print "Sendmail: $smtp_server ".join(' ',@sendmail_parameters)."\n";
aca7ad76 761 }
b7f30e0a 762 print $header, "\n";
aca7ad76
EW
763 if ($smtp) {
764 print "Result: ", $smtp->code, ' ',
765 ($smtp->message =~ /\n([^\n]+\n)$/s), "\n";
766 } else {
767 print "Result: OK\n";
768 }
30d08b34 769 }
83b24437
RA
770}
771
83b24437 772$reply_to = $initial_reply_to;
2186d566 773$references = $initial_reply_to || '';
83b24437
RA
774$subject = $initial_subject;
775
776foreach my $t (@files) {
83b24437
RA
777 open(F,"<",$t) or die "can't open file $t";
778
94638f89 779 my $author = undef;
8291db6f
JK
780 my $author_encoding;
781 my $has_content_type;
782 my $body_encoding;
da140f8b 783 @cc = @initial_cc;
ce91c2f6 784 @xh = ();
e6b0964a 785 my $input_format = undef;
83b24437
RA
786 my $header_done = 0;
787 $message = "";
788 while(<F>) {
789 if (!$header_done) {
e6b0964a
JH
790 if (/^From /) {
791 $input_format = 'mbox';
792 next;
793 }
83b24437 794 chomp;
e6b0964a
JH
795 if (!defined $input_format && /^[-A-Za-z]+:\s/) {
796 $input_format = 'mbox';
797 }
83b24437 798
e6b0964a 799 if (defined $input_format && $input_format eq 'mbox') {
83b24437
RA
800 if (/^Subject:\s+(.*)$/) {
801 $subject = $1;
802
803 } elsif (/^(Cc|From):\s+(.*)$/) {
94638f89 804 if (unquote_rfc2047($2) eq $sender) {
65648283 805 next if ($suppress_cc{'self'});
8a8e6235 806 }
68d42c41 807 elsif ($1 eq 'From') {
8291db6f
JK
808 ($author, $author_encoding)
809 = unquote_rfc2047($2);
65648283
DB
810 next if ($suppress_cc{'author'});
811 } else {
812 next if ($suppress_cc{'cc'});
8a8e6235 813 }
83b24437 814 printf("(mbox) Adding cc: %s from line '%s'\n",
2718435b 815 $2, $_) unless $quiet;
83b24437
RA
816 push @cc, $2;
817 }
8291db6f
JK
818 elsif (/^Content-type:/i) {
819 $has_content_type = 1;
820 if (/charset="?[^ "]+/) {
821 $body_encoding = $1;
822 }
823 push @xh, $_;
824 }
4f3d3703
JK
825 elsif (/^Message-Id: (.*)/i) {
826 $message_id = $1;
827 }
1d6a003a 828 elsif (!/^Date:\s/ && /^[-A-Za-z]+:\s+\S/) {
ce91c2f6
JH
829 push @xh, $_;
830 }
83b24437
RA
831
832 } else {
833 # In the traditional
834 # "send lots of email" format,
835 # line 1 = cc
836 # line 2 = subject
837 # So let's support that, too.
e6b0964a 838 $input_format = 'lots';
65648283 839 if (@cc == 0 && !$suppress_cc{'cc'}) {
83b24437 840 printf("(non-mbox) Adding cc: %s from line '%s'\n",
2718435b 841 $_, $_) unless $quiet;
83b24437
RA
842
843 push @cc, $_;
844
845 } elsif (!defined $subject) {
846 $subject = $_;
847 }
848 }
5825e5b2 849
83b24437
RA
850 # A whitespace line will terminate the headers
851 if (m/^\s*$/) {
852 $header_done = 1;
853 }
854 } else {
855 $message .= $_;
65648283
DB
856 if (/^(Signed-off-by|Cc): (.*)$/i) {
857 next if ($suppress_cc{'sob'});
abec100c 858 my $c = $2;
83b24437 859 chomp $c;
65648283 860 next if ($c eq $sender and $suppress_cc{'self'});
83b24437
RA
861 push @cc, $c;
862 printf("(sob) Adding cc: %s from line '%s'\n",
2718435b 863 $c, $_) unless $quiet;
83b24437
RA
864 }
865 }
866 }
867 close F;
324a8bd0 868
65648283 869 if (defined $cc_cmd && !$suppress_cc{'cccmd'}) {
324a8bd0
JP
870 open(F, "$cc_cmd $t |")
871 or die "(cc-cmd) Could not execute '$cc_cmd'";
872 while(<F>) {
873 my $c = $_;
874 $c =~ s/^\s*//g;
875 $c =~ s/\n$//g;
620bb245 876 next if ($c eq $sender and $suppress_from);
324a8bd0
JP
877 push @cc, $c;
878 printf("(cc-cmd) Adding cc: %s from: '%s'\n",
879 $c, $cc_cmd) unless $quiet;
880 }
881 close F
882 or die "(cc-cmd) failed to close pipe to '$cc_cmd'";
883 }
884
94638f89
UKK
885 if (defined $author) {
886 $message = "From: $author\n\n$message";
8291db6f
JK
887 if (defined $author_encoding) {
888 if ($has_content_type) {
889 if ($body_encoding eq $author_encoding) {
890 # ok, we already have the right encoding
891 }
892 else {
893 # uh oh, we should re-encode
894 }
895 }
896 else {
897 push @xh,
898 'MIME-Version: 1.0',
8641ee3d
JK
899 "Content-Type: text/plain; charset=$author_encoding",
900 'Content-Transfer-Encoding: 8bit';
8291db6f
JK
901 }
902 }
8a8e6235 903 }
83b24437 904
83b24437
RA
905 send_message();
906
907 # set up for the next message
bc108f63 908 if ($chain_reply_to || !defined $reply_to || length($reply_to) == 0) {
78488b2c 909 $reply_to = $message_id;
7ccf7927 910 if (length $references > 0) {
a925b89c 911 $references .= "\n $message_id";
7ccf7927
RA
912 } else {
913 $references = "$message_id";
914 }
78488b2c 915 }
4f3d3703 916 $message_id = undef;
83b24437 917}
e205735d 918
1f038a0c
RA
919if ($compose) {
920 cleanup_compose_files();
921}
922
923sub cleanup_compose_files() {
924 unlink($compose_filename, $compose_filename . ".final");
925
926}
927
4bc87a28 928$smtp->quit if $smtp;
e205735d
RA
929
930sub unique_email_list(@) {
931 my %seen;
932 my @emails;
933
934 foreach my $entry (@_) {
db3106b2
EW
935 if (my $clean = extract_valid_address($entry)) {
936 $seen{$clean} ||= 0;
937 next if $seen{$clean}++;
938 push @emails, $entry;
939 } else {
940 print STDERR "W: unable to extract a valid address",
941 " from: $entry\n";
942 }
e205735d
RA
943 }
944 return @emails;
945}
747bbff9
JK
946
947sub validate_patch {
948 my $fn = shift;
949 open(my $fh, '<', $fn)
950 or die "unable to open $fn: $!\n";
951 while (my $line = <$fh>) {
952 if (length($line) > 998) {
953 return "$.: patch contains a line longer than 998 characters";
954 }
955 }
956 return undef;
957}