git-reset --hard and git-read-tree --reset: fix read_cache_unmerged()
[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;
83b24437
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22use Getopt::Long;
23use Data::Dumper;
412876dc 24use Term::ANSIColor;
3cb8caf7 25use Git;
83b24437 26
280242d1
JH
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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MC
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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JP
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();
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172my $term = eval {
173 new Term::ReadLine 'git-send-email';
174};
175if ($@) {
176 $term = new FakeTerm "$@: going non-interactive";
177}
83b24437 178
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179# Behavior modification variables
180my ($quiet, $dry_run) = (0, 0);
181
182# Variables with corresponding config settings
324a8bd0 183my ($thread, $chain_reply_to, $suppress_from, $signed_off_cc, $cc_cmd);
2363d746 184my ($smtp_server, $smtp_server_port, $smtp_authuser, $smtp_ssl);
44b2476a 185my ($identity, $aliasfiletype, @alias_files, @smtp_host_parts);
c764a0c2 186my ($no_validate);
65648283 187my (@suppress_cc);
5483c71d 188
34cc60ce 189my %config_bool_settings = (
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190 "thread" => [\$thread, 1],
191 "chainreplyto" => [\$chain_reply_to, 1],
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192 "suppressfrom" => [\$suppress_from, undef],
193 "signedoffcc" => [\$signed_off_cc, undef],
34cc60ce 194 "smtpssl" => [\$smtp_ssl, 0],
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195);
196
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DS
197my %config_settings = (
198 "smtpserver" => \$smtp_server,
44b2476a 199 "smtpserverport" => \$smtp_server_port,
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200 "smtpuser" => \$smtp_authuser,
201 "smtppass" => \$smtp_authpass,
2db9b49c 202 "to" => \@to,
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203 "cccmd" => \$cc_cmd,
204 "aliasfiletype" => \$aliasfiletype,
205 "bcc" => \@bcclist,
206 "aliasesfile" => \@alias_files,
65648283 207 "suppresscc" => \@suppress_cc,
34cc60ce 208);
4a62d3f5 209
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210# Handle Uncouth Termination
211sub signal_handler {
212
213 # Make text normal
214 print color("reset"), "\n";
215
216 # SMTP password masked
217 system "stty echo";
218
219 # tmp files from --compose
220 if (-e $compose_filename) {
221 print "'$compose_filename' contains an intermediate version of the email you were composing.\n";
222 }
223 if (-e ($compose_filename . ".final")) {
224 print "'$compose_filename.final' contains the composed email.\n"
225 }
226
227 exit;
228};
229
230$SIG{TERM} = \&signal_handler;
231$SIG{INT} = \&signal_handler;
232
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233# Begin by accumulating all the variables (defined above), that we will end up
234# needing, first, from the command line:
235
94638f89 236my $rc = GetOptions("sender|from=s" => \$sender,
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237 "in-reply-to=s" => \$initial_reply_to,
238 "subject=s" => \$initial_subject,
239 "to=s" => \@to,
da140f8b 240 "cc=s" => \@initial_cc,
58063245 241 "bcc=s" => \@bcclist,
78488b2c 242 "chain-reply-to!" => \$chain_reply_to,
3342d850 243 "smtp-server=s" => \$smtp_server,
44b2476a 244 "smtp-server-port=s" => \$smtp_server_port,
34cc60ce 245 "smtp-user=s" => \$smtp_authuser,
2363d746 246 "smtp-pass:s" => \$smtp_authpass,
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DS
247 "smtp-ssl!" => \$smtp_ssl,
248 "identity=s" => \$identity,
1f038a0c 249 "compose" => \$compose,
30d08b34 250 "quiet" => \$quiet,
324a8bd0 251 "cc-cmd=s" => \$cc_cmd,
5483c71d 252 "suppress-from!" => \$suppress_from,
65648283 253 "suppress-cc=s" => \@suppress_cc,
5483c71d 254 "signed-off-cc|signed-off-by-cc!" => \$signed_off_cc,
6130259c 255 "dry-run" => \$dry_run,
f073a592 256 "envelope-sender=s" => \$envelope_sender,
5483c71d 257 "thread!" => \$thread,
c764a0c2 258 "no-validate" => \$no_validate,
83b24437
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259 );
260
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261unless ($rc) {
262 usage();
263}
264
34cc60ce
DS
265# Now, let's fill any that aren't set in with defaults:
266
267sub read_config {
268 my ($prefix) = @_;
269
270 foreach my $setting (keys %config_bool_settings) {
271 my $target = $config_bool_settings{$setting}->[0];
272 $$target = $repo->config_bool("$prefix.$setting") unless (defined $$target);
273 }
274
275 foreach my $setting (keys %config_settings) {
276 my $target = $config_settings{$setting};
277 if (ref($target) eq "ARRAY") {
278 unless (@$target) {
279 my @values = $repo->config("$prefix.$setting");
280 @$target = @values if (@values && defined $values[0]);
281 }
282 }
283 else {
284 $$target = $repo->config("$prefix.$setting") unless (defined $$target);
285 }
286 }
287}
288
289# read configuration from [sendemail "$identity"], fall back on [sendemail]
290$identity = $repo->config("sendemail.identity") unless (defined $identity);
291read_config("sendemail.$identity") if (defined $identity);
292read_config("sendemail");
293
294# fall back on builtin bool defaults
295foreach my $setting (values %config_bool_settings) {
296 ${$setting->[0]} = $setting->[1] unless (defined (${$setting->[0]}));
297}
298
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299# Set CC suppressions
300my(%suppress_cc);
301if (@suppress_cc) {
302 foreach my $entry (@suppress_cc) {
303 die "Unknown --suppress-cc field: '$entry'\n"
304 unless $entry =~ /^(all|cccmd|cc|author|self|sob)$/;
305 $suppress_cc{$entry} = 1;
306 }
307}
308
309if ($suppress_cc{'all'}) {
310 foreach my $entry (qw (ccmd cc author self sob)) {
311 $suppress_cc{$entry} = 1;
312 }
313 delete $suppress_cc{'all'};
314}
315
316# If explicit old-style ones are specified, they trump --suppress-cc.
317$suppress_cc{'self'} = $suppress_from if defined $suppress_from;
318$suppress_cc{'sob'} = $signed_off_cc if defined $signed_off_cc;
319
320# Debugging, print out the suppressions.
321if (0) {
322 print "suppressions:\n";
323 foreach my $entry (keys %suppress_cc) {
324 printf " %-5s -> $suppress_cc{$entry}\n", $entry;
325 }
326}
327
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DS
328my ($repoauthor) = $repo->ident_person('author');
329my ($repocommitter) = $repo->ident_person('committer');
330
79ee555b
EB
331# Verify the user input
332
333foreach my $entry (@to) {
334 die "Comma in --to entry: $entry'\n" unless $entry !~ m/,/;
335}
336
337foreach my $entry (@initial_cc) {
338 die "Comma in --cc entry: $entry'\n" unless $entry !~ m/,/;
339}
340
341foreach my $entry (@bcclist) {
342 die "Comma in --bcclist entry: $entry'\n" unless $entry !~ m/,/;
343}
344
994d6c66 345my %aliases;
994d6c66
EW
346my %parse_alias = (
347 # multiline formats can be supported in the future
348 mutt => sub { my $fh = shift; while (<$fh>) {
504ceab6 349 if (/^\s*alias\s+(\S+)\s+(.*)$/) {
994d6c66
EW
350 my ($alias, $addr) = ($1, $2);
351 $addr =~ s/#.*$//; # mutt allows # comments
352 # commas delimit multiple addresses
353 $aliases{$alias} = [ split(/\s*,\s*/, $addr) ];
354 }}},
355 mailrc => sub { my $fh = shift; while (<$fh>) {
356 if (/^alias\s+(\S+)\s+(.*)$/) {
357 # spaces delimit multiple addresses
358 $aliases{$1} = [ split(/\s+/, $2) ];
359 }}},
360 pine => sub { my $fh = shift; while (<$fh>) {
2d8ae400 361 if (/^(\S+)\t.*\t(.*)$/) {
994d6c66
EW
362 $aliases{$1} = [ split(/\s*,\s*/, $2) ];
363 }}},
364 gnus => sub { my $fh = shift; while (<$fh>) {
365 if (/\(define-mail-alias\s+"(\S+?)"\s+"(\S+?)"\)/) {
366 $aliases{$1} = [ $2 ];
367 }}}
368);
369
3cb8caf7 370if (@alias_files and $aliasfiletype and defined $parse_alias{$aliasfiletype}) {
994d6c66
EW
371 foreach my $file (@alias_files) {
372 open my $fh, '<', $file or die "opening $file: $!\n";
373 $parse_alias{$aliasfiletype}->($fh);
374 close $fh;
375 }
376}
377
94638f89 378($sender) = expand_aliases($sender) if defined $sender;
ae740a58 379
aa54892f
JK
380# Now that all the defaults are set, process the rest of the command line
381# arguments and collect up the files that need to be processed.
382for my $f (@ARGV) {
383 if (-d $f) {
384 opendir(DH,$f)
385 or die "Failed to opendir $f: $!";
386
387 push @files, grep { -f $_ } map { +$f . "/" . $_ }
388 sort readdir(DH);
389
390 } elsif (-f $f) {
391 push @files, $f;
392
393 } else {
394 print STDERR "Skipping $f - not found.\n";
395 }
396}
397
c764a0c2
JK
398if (!$no_validate) {
399 foreach my $f (@files) {
400 my $error = validate_patch($f);
401 $error and die "fatal: $f: $error\nwarning: no patches were sent\n";
402 }
747bbff9
JK
403}
404
aa54892f
JK
405if (@files) {
406 unless ($quiet) {
407 print $_,"\n" for (@files);
408 }
409} else {
410 print STDERR "\nNo patch files specified!\n\n";
411 usage();
412}
413
1f038a0c 414my $prompting = 0;
94638f89
UKK
415if (!defined $sender) {
416 $sender = $repoauthor || $repocommitter;
8a7c56e1
MW
417
418 while (1) {
94638f89 419 $_ = $term->readline("Who should the emails appear to be from? [$sender] ");
8a7c56e1
MW
420 last if defined $_;
421 print "\n";
422 }
8037d1a3 423
94638f89
UKK
424 $sender = $_ if ($_);
425 print "Emails will be sent from: ", $sender, "\n";
1f038a0c 426 $prompting++;
83b24437
RA
427}
428
429if (!@to) {
8a7c56e1
MW
430
431
432 while (1) {
433 $_ = $term->readline("Who should the emails be sent to? ", "");
434 last if defined $_;
435 print "\n";
436 }
437
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RA
438 my $to = $_;
439 push @to, split /,/, $to;
1f038a0c 440 $prompting++;
83b24437
RA
441}
442
994d6c66
EW
443sub expand_aliases {
444 my @cur = @_;
445 my @last;
446 do {
447 @last = @cur;
448 @cur = map { $aliases{$_} ? @{$aliases{$_}} : $_ } @last;
449 } while (join(',',@cur) ne join(',',@last));
450 return @cur;
451}
452
453@to = expand_aliases(@to);
5b56aaa2 454@to = (map { sanitize_address($_) } @to);
994d6c66 455@initial_cc = expand_aliases(@initial_cc);
58063245 456@bcclist = expand_aliases(@bcclist);
994d6c66 457
1f038a0c 458if (!defined $initial_subject && $compose) {
8a7c56e1
MW
459 while (1) {
460 $_ = $term->readline("What subject should the initial email start with? ", $initial_subject);
461 last if defined $_;
462 print "\n";
463 }
464
83b24437 465 $initial_subject = $_;
1f038a0c 466 $prompting++;
83b24437
RA
467}
468
5483c71d 469if ($thread && !defined $initial_reply_to && $prompting) {
8a7c56e1
MW
470 while (1) {
471 $_= $term->readline("Message-ID to be used as In-Reply-To for the first email? ", $initial_reply_to);
472 last if defined $_;
473 print "\n";
474 }
8037d1a3 475
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476 $initial_reply_to = $_;
477}
1ca3d6ed 478if (defined $initial_reply_to) {
ace9c2a9
JH
479 $initial_reply_to =~ s/^\s*<?/</;
480 $initial_reply_to =~ s/>?\s*$/>/;
481}
ace72086 482
34cc60ce 483if (!defined $smtp_server) {
aca7ad76
EW
484 foreach (qw( /usr/sbin/sendmail /usr/lib/sendmail )) {
485 if (-x $_) {
486 $smtp_server = $_;
487 last;
488 }
489 }
490 $smtp_server ||= 'localhost'; # could be 127.0.0.1, too... *shrug*
3342d850
RA
491}
492
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RA
493if ($compose) {
494 # Note that this does not need to be secure, but we will make a small
495 # effort to have it be unique
496 open(C,">",$compose_filename)
497 or die "Failed to open for writing $compose_filename: $!";
94638f89 498 print C "From $sender # This line is ignored.\n";
1f038a0c
RA
499 printf C "Subject: %s\n\n", $initial_subject;
500 printf C <<EOT;
501GIT: Please enter your email below.
502GIT: Lines beginning in "GIT: " will be removed.
503GIT: Consider including an overall diffstat or table of contents
504GIT: for the patch you are writing.
505
506EOT
507 close(C);
508
ef0c2abf 509 my $editor = $ENV{GIT_EDITOR} || $repo->config("core.editor") || $ENV{VISUAL} || $ENV{EDITOR} || "vi";
0e0278ba 510 system('sh', '-c', '$0 $@', $editor, $compose_filename);
1f038a0c
RA
511
512 open(C2,">",$compose_filename . ".final")
513 or die "Failed to open $compose_filename.final : " . $!;
514
515 open(C,"<",$compose_filename)
516 or die "Failed to open $compose_filename : " . $!;
517
518 while(<C>) {
519 next if m/^GIT: /;
520 print C2 $_;
521 }
522 close(C);
523 close(C2);
524
8a7c56e1 525 while (1) {
1f038a0c 526 $_ = $term->readline("Send this email? (y|n) ");
8a7c56e1
MW
527 last if defined $_;
528 print "\n";
529 }
1f038a0c
RA
530
531 if (uc substr($_,0,1) ne 'Y') {
532 cleanup_compose_files();
533 exit(0);
534 }
535
97394ee4 536 @files = ($compose_filename . ".final", @files);
1f038a0c
RA
537}
538
83b24437 539# Variables we set as part of the loop over files
af068d27 540our ($message_id, %mail, $subject, $reply_to, $references, $message);
83b24437 541
567ffeb7
EW
542sub extract_valid_address {
543 my $address = shift;
ad9c18f5 544 my $local_part_regexp = '[^<>"\s@]+';
09302e17 545 my $domain_regexp = '[^.<>"\s@]+(?:\.[^.<>"\s@]+)+';
db3106b2
EW
546
547 # check for a local address:
ad9c18f5 548 return $address if ($address =~ /^($local_part_regexp)$/);
db3106b2 549
155197e6 550 $address =~ s/^\s*<(.*)>\s*$/$1/;
567ffeb7 551 if ($have_email_valid) {
ad9c18f5 552 return scalar Email::Valid->address($address);
567ffeb7
EW
553 } else {
554 # less robust/correct than the monster regexp in Email::Valid,
555 # but still does a 99% job, and one less dependency
ad9c18f5 556 $address =~ /($local_part_regexp\@$domain_regexp)/;
e96fd305 557 return $1;
567ffeb7
EW
558 }
559}
83b24437
RA
560
561# Usually don't need to change anything below here.
562
563# we make a "fake" message id by taking the current number
564# of seconds since the beginning of Unix time and tacking on
565# a random number to the end, in case we are called quicker than
566# 1 second since the last time we were called.
8037d1a3
RA
567
568# We'll setup a template for the message id, using the "from" address:
8037d1a3 569
be510cfe 570my ($message_id_stamp, $message_id_serial);
83b24437
RA
571sub make_message_id
572{
be510cfe
JH
573 my $uniq;
574 if (!defined $message_id_stamp) {
575 $message_id_stamp = sprintf("%s-%s", time, $$);
576 $message_id_serial = 0;
577 }
578 $message_id_serial++;
579 $uniq = "$message_id_stamp-$message_id_serial";
580
aeb59328 581 my $du_part;
94638f89
UKK
582 for ($sender, $repocommitter, $repoauthor) {
583 $du_part = extract_valid_address(sanitize_address($_));
584 last if (defined $du_part and $du_part ne '');
aeb59328 585 }
94638f89 586 if (not defined $du_part or $du_part eq '') {
aeb59328
JH
587 use Sys::Hostname qw();
588 $du_part = 'user@' . Sys::Hostname::hostname();
589 }
be510cfe
JH
590 my $message_id_template = "<%s-git-send-email-%s>";
591 $message_id = sprintf($message_id_template, $uniq, $du_part);
8037d1a3 592 #print "new message id = $message_id\n"; # Was useful for debugging
83b24437
RA
593}
594
595
596
a5370b16 597$time = time - scalar $#files;
83b24437 598
374c5905
JR
599sub unquote_rfc2047 {
600 local ($_) = @_;
8291db6f
JK
601 my $encoding;
602 if (s/=\?([^?]+)\?q\?(.*)\?=/$2/g) {
603 $encoding = $1;
374c5905
JR
604 s/_/ /g;
605 s/=([0-9A-F]{2})/chr(hex($1))/eg;
606 }
8291db6f 607 return wantarray ? ($_, $encoding) : $_;
374c5905
JR
608}
609
5b56aaa2
UKK
610# use the simplest quoting being able to handle the recipient
611sub sanitize_address
732263d4
RJ
612{
613 my ($recipient) = @_;
5b56aaa2
UKK
614 my ($recipient_name, $recipient_addr) = ($recipient =~ /^(.*?)\s*(<.*)/);
615
616 if (not $recipient_name) {
617 return "$recipient";
618 }
619
620 # if recipient_name is already quoted, do nothing
621 if ($recipient_name =~ /^(".*"|=\?utf-8\?q\?.*\?=)$/) {
622 return $recipient;
623 }
624
625 # rfc2047 is needed if a non-ascii char is included
626 if ($recipient_name =~ /[^[:ascii:]]/) {
627 $recipient_name =~ s/([^-a-zA-Z0-9!*+\/])/sprintf("=%02X", ord($1))/eg;
628 $recipient_name =~ s/(.*)/=\?utf-8\?q\?$1\?=/;
732263d4 629 }
5b56aaa2
UKK
630
631 # double quotes are needed if specials or CTLs are included
632 elsif ($recipient_name =~ /[][()<>@,;:\\".\000-\037\177]/) {
633 $recipient_name =~ s/(["\\\r])/\\$1/;
634 $recipient_name = "\"$recipient_name\"";
635 }
636
637 return "$recipient_name $recipient_addr";
638
732263d4
RJ
639}
640
83b24437
RA
641sub send_message
642{
4bc87a28 643 my @recipients = unique_email_list(@to);
7ac17529
ABH
644 @cc = (grep { my $cc = extract_valid_address($_);
645 not grep { $cc eq $_ } @recipients
646 }
647 map { sanitize_address($_) }
648 @cc);
4bc87a28 649 my $to = join (",\n\t", @recipients);
58063245 650 @recipients = unique_email_list(@recipients,@cc,@bcclist);
c38f0247 651 @recipients = (map { extract_valid_address($_) } @recipients);
6bdca890 652 my $date = format_2822_time($time++);
e923effb
ML
653 my $gitversion = '@@GIT_VERSION@@';
654 if ($gitversion =~ m/..GIT_VERSION../) {
3cb8caf7 655 $gitversion = Git::version();
e923effb 656 }
4bc87a28 657
af068d27 658 my $cc = join(", ", unique_email_list(@cc));
f06a6a49
JH
659 my $ccline = "";
660 if ($cc ne '') {
661 $ccline = "\nCc: $cc";
662 }
94638f89 663 my $sanitized_sender = sanitize_address($sender);
4f3d3703 664 make_message_id() unless defined($message_id);
aeb59328 665
94638f89 666 my $header = "From: $sanitized_sender
f06a6a49 667To: $to${ccline}
4bc87a28 668Subject: $subject
4bc87a28
EW
669Date: $date
670Message-Id: $message_id
e923effb 671X-Mailer: git-send-email $gitversion
4bc87a28 672";
5483c71d 673 if ($thread && $reply_to) {
7ccf7927
RA
674
675 $header .= "In-Reply-To: $reply_to\n";
676 $header .= "References: $references\n";
677 }
ce91c2f6
JH
678 if (@xh) {
679 $header .= join("\n", @xh) . "\n";
680 }
4bc87a28 681
c38f0247 682 my @sendmail_parameters = ('-i', @recipients);
94638f89 683 my $raw_from = $sanitized_sender;
f073a592
RJ
684 $raw_from = $envelope_sender if (defined $envelope_sender);
685 $raw_from = extract_valid_address($raw_from);
686 unshift (@sendmail_parameters,
687 '-f', $raw_from) if(defined $envelope_sender);
8e3d436b 688
6130259c
MW
689 if ($dry_run) {
690 # We don't want to send the email.
691 } elsif ($smtp_server =~ m#^/#) {
aca7ad76
EW
692 my $pid = open my $sm, '|-';
693 defined $pid or die $!;
694 if (!$pid) {
8e3d436b 695 exec($smtp_server, @sendmail_parameters) or die $!;
aca7ad76
EW
696 }
697 print $sm "$header\n$message";
698 close $sm or die $?;
699 } else {
44b2476a
JH
700
701 if (!defined $smtp_server) {
702 die "The required SMTP server is not properly defined."
703 }
704
34cc60ce 705 if ($smtp_ssl) {
44b2476a 706 $smtp_server_port ||= 465; # ssmtp
34cc60ce 707 require Net::SMTP::SSL;
44b2476a 708 $smtp ||= Net::SMTP::SSL->new($smtp_server, Port => $smtp_server_port);
34cc60ce
DS
709 }
710 else {
711 require Net::SMTP;
44b2476a
JH
712 $smtp ||= Net::SMTP->new((defined $smtp_server_port)
713 ? "$smtp_server:$smtp_server_port"
714 : $smtp_server);
715 }
716
717 if (!$smtp) {
718 die "Unable to initialize SMTP properly. Is there something wrong with your config?";
719 }
720
2363d746
MW
721 if (defined $smtp_authuser) {
722
723 if (!defined $smtp_authpass) {
724
725 system "stty -echo";
726
727 do {
728 print "Password: ";
729 $_ = <STDIN>;
730 print "\n";
731 } while (!defined $_);
732
733 chomp($smtp_authpass = $_);
734
735 system "stty echo";
736 }
737
5f5b6118 738 $auth ||= $smtp->auth( $smtp_authuser, $smtp_authpass ) or die $smtp->message;
34cc60ce 739 }
2363d746 740
2b69bfc2 741 $smtp->mail( $raw_from ) or die $smtp->message;
aca7ad76
EW
742 $smtp->to( @recipients ) or die $smtp->message;
743 $smtp->data or die $smtp->message;
744 $smtp->datasend("$header\n$message") or die $smtp->message;
745 $smtp->dataend() or die $smtp->message;
746 $smtp->ok or die "Failed to send $subject\n".$smtp->message;
747 }
2718435b 748 if ($quiet) {
71c7da94 749 printf (($dry_run ? "Dry-" : "")."Sent %s\n", $subject);
2718435b 750 } else {
b7f30e0a 751 print (($dry_run ? "Dry-" : "")."OK. Log says:\n");
2b69bfc2 752 if ($smtp_server !~ m#^/#) {
aca7ad76 753 print "Server: $smtp_server\n";
2b69bfc2
RJ
754 print "MAIL FROM:<$raw_from>\n";
755 print "RCPT TO:".join(',',(map { "<$_>" } @recipients))."\n";
aca7ad76 756 } else {
8e3d436b 757 print "Sendmail: $smtp_server ".join(' ',@sendmail_parameters)."\n";
aca7ad76 758 }
b7f30e0a 759 print $header, "\n";
aca7ad76
EW
760 if ($smtp) {
761 print "Result: ", $smtp->code, ' ',
762 ($smtp->message =~ /\n([^\n]+\n)$/s), "\n";
763 } else {
764 print "Result: OK\n";
765 }
30d08b34 766 }
83b24437
RA
767}
768
83b24437 769$reply_to = $initial_reply_to;
2186d566 770$references = $initial_reply_to || '';
83b24437
RA
771$subject = $initial_subject;
772
773foreach my $t (@files) {
83b24437
RA
774 open(F,"<",$t) or die "can't open file $t";
775
94638f89 776 my $author = undef;
8291db6f
JK
777 my $author_encoding;
778 my $has_content_type;
779 my $body_encoding;
da140f8b 780 @cc = @initial_cc;
ce91c2f6 781 @xh = ();
e6b0964a 782 my $input_format = undef;
83b24437
RA
783 my $header_done = 0;
784 $message = "";
785 while(<F>) {
786 if (!$header_done) {
e6b0964a
JH
787 if (/^From /) {
788 $input_format = 'mbox';
789 next;
790 }
83b24437 791 chomp;
e6b0964a
JH
792 if (!defined $input_format && /^[-A-Za-z]+:\s/) {
793 $input_format = 'mbox';
794 }
83b24437 795
e6b0964a 796 if (defined $input_format && $input_format eq 'mbox') {
83b24437
RA
797 if (/^Subject:\s+(.*)$/) {
798 $subject = $1;
799
800 } elsif (/^(Cc|From):\s+(.*)$/) {
94638f89 801 if (unquote_rfc2047($2) eq $sender) {
65648283 802 next if ($suppress_cc{'self'});
8a8e6235 803 }
68d42c41 804 elsif ($1 eq 'From') {
8291db6f
JK
805 ($author, $author_encoding)
806 = unquote_rfc2047($2);
65648283
DB
807 next if ($suppress_cc{'author'});
808 } else {
809 next if ($suppress_cc{'cc'});
8a8e6235 810 }
83b24437 811 printf("(mbox) Adding cc: %s from line '%s'\n",
2718435b 812 $2, $_) unless $quiet;
83b24437
RA
813 push @cc, $2;
814 }
8291db6f
JK
815 elsif (/^Content-type:/i) {
816 $has_content_type = 1;
817 if (/charset="?[^ "]+/) {
818 $body_encoding = $1;
819 }
820 push @xh, $_;
821 }
4f3d3703
JK
822 elsif (/^Message-Id: (.*)/i) {
823 $message_id = $1;
824 }
1d6a003a 825 elsif (!/^Date:\s/ && /^[-A-Za-z]+:\s+\S/) {
ce91c2f6
JH
826 push @xh, $_;
827 }
83b24437
RA
828
829 } else {
830 # In the traditional
831 # "send lots of email" format,
832 # line 1 = cc
833 # line 2 = subject
834 # So let's support that, too.
e6b0964a 835 $input_format = 'lots';
65648283 836 if (@cc == 0 && !$suppress_cc{'cc'}) {
83b24437 837 printf("(non-mbox) Adding cc: %s from line '%s'\n",
2718435b 838 $_, $_) unless $quiet;
83b24437
RA
839
840 push @cc, $_;
841
842 } elsif (!defined $subject) {
843 $subject = $_;
844 }
845 }
5825e5b2 846
83b24437
RA
847 # A whitespace line will terminate the headers
848 if (m/^\s*$/) {
849 $header_done = 1;
850 }
851 } else {
852 $message .= $_;
65648283
DB
853 if (/^(Signed-off-by|Cc): (.*)$/i) {
854 next if ($suppress_cc{'sob'});
abec100c 855 my $c = $2;
83b24437 856 chomp $c;
65648283 857 next if ($c eq $sender and $suppress_cc{'self'});
83b24437
RA
858 push @cc, $c;
859 printf("(sob) Adding cc: %s from line '%s'\n",
2718435b 860 $c, $_) unless $quiet;
83b24437
RA
861 }
862 }
863 }
864 close F;
324a8bd0 865
65648283 866 if (defined $cc_cmd && !$suppress_cc{'cccmd'}) {
324a8bd0
JP
867 open(F, "$cc_cmd $t |")
868 or die "(cc-cmd) Could not execute '$cc_cmd'";
869 while(<F>) {
870 my $c = $_;
871 $c =~ s/^\s*//g;
872 $c =~ s/\n$//g;
620bb245 873 next if ($c eq $sender and $suppress_from);
324a8bd0
JP
874 push @cc, $c;
875 printf("(cc-cmd) Adding cc: %s from: '%s'\n",
876 $c, $cc_cmd) unless $quiet;
877 }
878 close F
879 or die "(cc-cmd) failed to close pipe to '$cc_cmd'";
880 }
881
94638f89
UKK
882 if (defined $author) {
883 $message = "From: $author\n\n$message";
8291db6f
JK
884 if (defined $author_encoding) {
885 if ($has_content_type) {
886 if ($body_encoding eq $author_encoding) {
887 # ok, we already have the right encoding
888 }
889 else {
890 # uh oh, we should re-encode
891 }
892 }
893 else {
894 push @xh,
895 'MIME-Version: 1.0',
8641ee3d
JK
896 "Content-Type: text/plain; charset=$author_encoding",
897 'Content-Transfer-Encoding: 8bit';
8291db6f
JK
898 }
899 }
8a8e6235 900 }
83b24437 901
83b24437
RA
902 send_message();
903
904 # set up for the next message
bc108f63 905 if ($chain_reply_to || !defined $reply_to || length($reply_to) == 0) {
78488b2c 906 $reply_to = $message_id;
7ccf7927 907 if (length $references > 0) {
a925b89c 908 $references .= "\n $message_id";
7ccf7927
RA
909 } else {
910 $references = "$message_id";
911 }
78488b2c 912 }
4f3d3703 913 $message_id = undef;
83b24437 914}
e205735d 915
1f038a0c
RA
916if ($compose) {
917 cleanup_compose_files();
918}
919
920sub cleanup_compose_files() {
921 unlink($compose_filename, $compose_filename . ".final");
922
923}
924
4bc87a28 925$smtp->quit if $smtp;
e205735d
RA
926
927sub unique_email_list(@) {
928 my %seen;
929 my @emails;
930
931 foreach my $entry (@_) {
db3106b2
EW
932 if (my $clean = extract_valid_address($entry)) {
933 $seen{$clean} ||= 0;
934 next if $seen{$clean}++;
935 push @emails, $entry;
936 } else {
937 print STDERR "W: unable to extract a valid address",
938 " from: $entry\n";
939 }
e205735d
RA
940 }
941 return @emails;
942}
747bbff9
JK
943
944sub validate_patch {
945 my $fn = shift;
946 open(my $fh, '<', $fn)
947 or die "unable to open $fn: $!\n";
948 while (my $line = <$fh>) {
949 if (length($line) > 998) {
950 return "$.: patch contains a line longer than 998 characters";
951 }
952 }
953 return undef;
954}