[PATCH] Add "--chain-reply-to" to git-send-email-script, to control whether or not the
[git/git.git] / git-send-email-script
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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)
7#
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.
83b24437 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:
15# first line of the message is who to CC,
16# and second line is the subject of the message.
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17#
18
19use strict;
20use warnings;
21use Term::ReadLine;
9133261f 22use Mail::Sendmail qw(sendmail %mailcfg);
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23use Getopt::Long;
24use Data::Dumper;
25use Email::Valid;
26
27# Variables we fill in automatically, or via prompting:
28my (@to,@cc,$initial_reply_to,$initial_subject,@files,$from);
29
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30# Behavior modification variables
31my ($chain_reply_to) = (1);
32
9133261f 33# Example reply to:
83b24437 34#$initial_reply_to = ''; #<20050203173208.GA23964@foobar.com>';
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35
36my $term = new Term::ReadLine 'git-send-email';
37
38# Begin by accumulating all the variables (defined above), that we will end up
39# needing, first, from the command line:
40
41my $rc = GetOptions("from=s" => \$from,
42 "in-reply-to=s" => \$initial_reply_to,
43 "subject=s" => \$initial_subject,
44 "to=s" => \@to,
78488b2c 45 "chain-reply-to!" => \$chain_reply_to,
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46 );
47
48# Now, let's fill any that aren't set in with defaults:
49
50open(GITVAR,"-|","git-var","-l")
51 or die "Failed to open pipe from git-var: $!";
52
53my ($author,$committer);
54while(<GITVAR>) {
55 chomp;
56 my ($var,$data) = split /=/,$_,2;
57 my @fields = split /\s+/, $data;
58
59 my $ident = join(" ", @fields[0...(@fields-3)]);
60
61 if ($var eq 'GIT_AUTHOR_IDENT') {
62 $author = $ident;
63 } elsif ($var eq 'GIT_COMMITTER_IDENT') {
64 $committer = $ident;
65 }
66}
67close(GITVAR);
68
69
70if (!defined $from) {
71 $from = $author || $committer;
72 1 while (!defined ($_ = $term->readline("Who should the emails appear to be from? ",
73 $from)));
74 $from = $_;
75 print "Emails will be sent from: ", $from, "\n";
76}
77
78if (!@to) {
79 1 while (!defined ($_ = $term->readline("Who should the emails be sent to? ",
80 "")));
81 my $to = $_;
82 push @to, split /,/, $to;
83}
84
85if (!defined $initial_subject) {
86 1 while (!defined ($_ =
87 $term->readline("What subject should the emails start with? ",
88 $initial_subject)));
89 $initial_subject = $_;
90}
91
92if (!defined $initial_reply_to) {
93 1 while (!defined ($_ =
94 $term->readline("Message-ID to be used as In-Reply-To? ",
95 $initial_reply_to)));
96 $initial_reply_to = $_;
78488b2c 97 $initial_reply_to =~ s/(^\s+|\s+$)//g;
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98}
99
100# Now that all the defaults are set, process the rest of the command line
101# arguments and collect up the files that need to be processed.
102for my $f (@ARGV) {
103 if (-d $f) {
104 opendir(DH,$f)
105 or die "Failed to opendir $f: $!";
106
107 push @files, map { +$f . "/" . $_ } grep !/^\.{1,2}$/,
108 sort readdir(DH);
109 } elsif (-f $f) {
110 push @files, $f;
111
112 } else {
113 print STDERR "Skipping $f - not found.\n";
114 }
115}
116
117if (@files) {
118 print $_,"\n" for @files;
119} else {
120 print <<EOT;
121git-send-email-script [options] <file | directory> [... file | directory ]
122Options:
123 --from Specify the "From:" line of the email to be sent.
124 --to Specify the primary "To:" line of the email.
125 --subject Specify the initial "Subject:" line.
126 --in-reply-to Specify the first "In-Reply-To:" header line.
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127 --chain-reply-to If set, the replies will all be to the first
128 email sent, rather than to the last email sent.
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129
130Error: Please specify a file or a directory on the command line.
131EOT
132 exit(1);
133}
134
135# Variables we set as part of the loop over files
136our ($message_id, $cc, %mail, $subject, $reply_to, $message);
137
138
139# Usually don't need to change anything below here.
140
141# we make a "fake" message id by taking the current number
142# of seconds since the beginning of Unix time and tacking on
143# a random number to the end, in case we are called quicker than
144# 1 second since the last time we were called.
145sub make_message_id
146{
147 my $date = `date "+\%s"`;
148 chomp($date);
149 my $pseudo_rand = int (rand(4200));
150 $message_id = "<$date$pseudo_rand\@foobar.com>";
151 print "new message id = $message_id\n";
152}
153
154
155
156$cc = "";
157
158sub send_message
159{
160 my %to;
161 $to{lc(Email::Valid->address($_))}++ for (@to);
162
163 my $to = join(",", keys %to);
164
165 %mail = ( To => $to,
166 From => $from,
167 CC => $cc,
168 Subject => $subject,
169 Message => $message,
170 'Reply-to' => $from,
171 'In-Reply-To' => $reply_to,
172 'Message-ID' => $message_id,
173 'X-Mailer' => "git-send-email-script",
174 );
175
176 $mail{smtp} = 'localhost';
9133261f 177 $mailcfg{mime} = 0;
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178
179 #print Data::Dumper->Dump([\%mail],[qw(*mail)]);
180
181 sendmail(%mail) or die $Mail::Sendmail::error;
182
183 print "OK. Log says:\n", $Mail::Sendmail::log;
184 print "\n\n"
185}
186
187
188$reply_to = $initial_reply_to;
189make_message_id();
190$subject = $initial_subject;
191
192foreach my $t (@files) {
193 my $F = $t;
194 open(F,"<",$t) or die "can't open file $t";
195
196 @cc = ();
197 my $found_mbox = 0;
198 my $header_done = 0;
199 $message = "";
200 while(<F>) {
201 if (!$header_done) {
202 $found_mbox = 1, next if (/^From /);
203 chomp;
204
205 if ($found_mbox) {
206 if (/^Subject:\s+(.*)$/) {
207 $subject = $1;
208
209 } elsif (/^(Cc|From):\s+(.*)$/) {
210 printf("(mbox) Adding cc: %s from line '%s'\n",
211 $2, $_);
212 push @cc, $2;
213 }
214
215 } else {
216 # In the traditional
217 # "send lots of email" format,
218 # line 1 = cc
219 # line 2 = subject
220 # So let's support that, too.
221 if (@cc == 0) {
222 printf("(non-mbox) Adding cc: %s from line '%s'\n",
223 $_, $_);
224
225 push @cc, $_;
226
227 } elsif (!defined $subject) {
228 $subject = $_;
229 }
230 }
231
232 # A whitespace line will terminate the headers
233 if (m/^\s*$/) {
234 $header_done = 1;
235 }
236 } else {
237 $message .= $_;
238 if (/^Signed-off-by: (.*)$/i) {
239 my $c = $1;
240 chomp $c;
241 push @cc, $c;
242 printf("(sob) Adding cc: %s from line '%s'\n",
243 $c, $_);
244 }
245 }
246 }
247 close F;
248
249 my %clean_ccs;
250 $clean_ccs{lc(Email::Valid->address($_))}++ for @cc;
251
252 $cc = join(",", keys %clean_ccs);
253
254 send_message();
255
256 # set up for the next message
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257 if ($chain_reply_to || length($reply_to) == 0) {
258 $reply_to = $message_id;
259 }
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260 make_message_id();
261# $subject = "Re: ".$initial_subject;
262}