Merge branch 'mergetool' of git://repo.or.cz/git/mergetool into maint
[gitweb.git] / git-send-email.perl
index 87f59fa313f4483dc15846979e80e8a8aec3d1f5..9547cc37a1c4fd326876e26b081bc6d6a5141ce6 100755 (executable)
 use Term::ReadLine;
 use Getopt::Long;
 use Data::Dumper;
+use Term::ANSIColor;
 use Git;
 
+$SIG{INT} = sub { print color("reset"), "\n"; exit };
+
 package FakeTerm;
 sub new {
        my ($class, $reason) = @_;
@@ -46,11 +49,14 @@ sub usage {
    --cc           Specify an initial "Cc:" list for the entire series
                   of emails.
 
+   --cc-cmd       Specify a command to execute per file which adds
+                  per file specific cc address entries
+
    --bcc          Specify a list of email addresses that should be Bcc:
                  on all the emails.
 
-   --compose      Use \$EDITOR to edit an introductory message for the
-                  patch series.
+   --compose      Use \$GIT_EDITOR, core.editor, \$EDITOR, or \$VISUAL to edit
+                 an introductory message for the patch series.
 
    --subject      Specify the initial "Subject:" line.
                   Only necessary if --compose is also set.  If --compose
@@ -137,7 +143,7 @@ sub format_2822_time {
 
 # Variables we fill in automatically, or via prompting:
 my (@to,@cc,@initial_cc,@bcclist,@xh,
-       $initial_reply_to,$initial_subject,@files,$from,$compose,$time);
+       $initial_reply_to,$initial_subject,@files,$author,$sender,$compose,$time);
 
 my $smtp_server;
 my $envelope_sender;
@@ -157,13 +163,14 @@ sub format_2822_time {
 my ($quiet, $dry_run) = (0, 0);
 
 # Variables with corresponding config settings
-my ($thread, $chain_reply_to, $suppress_from, $signed_off_cc);
+my ($thread, $chain_reply_to, $suppress_from, $signed_off_cc, $cc_cmd);
 
 my %config_settings = (
     "thread" => [\$thread, 1],
     "chainreplyto" => [\$chain_reply_to, 1],
     "suppressfrom" => [\$suppress_from, 0],
     "signedoffcc" => [\$signed_off_cc, 1],
+    "cccmd" => [\$cc_cmd, ""],
 );
 
 foreach my $setting (keys %config_settings) {
@@ -179,7 +186,7 @@ sub format_2822_time {
 # Begin by accumulating all the variables (defined above), that we will end up
 # needing, first, from the command line:
 
-my $rc = GetOptions("from=s" => \$from,
+my $rc = GetOptions("sender|from=s" => \$sender,
                     "in-reply-to=s" => \$initial_reply_to,
                    "subject=s" => \$initial_subject,
                    "to=s" => \@to,
@@ -189,6 +196,7 @@ sub format_2822_time {
                    "smtp-server=s" => \$smtp_server,
                    "compose" => \$compose,
                    "quiet" => \$quiet,
+                   "cc-cmd=s" => \$cc_cmd,
                    "suppress-from!" => \$suppress_from,
                    "signed-off-cc|signed-off-by-cc!" => \$signed_off_cc,
                    "dry-run" => \$dry_run,
@@ -216,8 +224,8 @@ sub format_2822_time {
 
 # Now, let's fill any that aren't set in with defaults:
 
-my ($author) = $repo->ident_person('author');
-my ($committer) = $repo->ident_person('committer');
+my ($repoauthor) = $repo->ident_person('author');
+my ($repocommitter) = $repo->ident_person('committer');
 
 my %aliases;
 my @alias_files = $repo->config('sendemail.aliasesfile');
@@ -237,7 +245,7 @@ sub format_2822_time {
                        $aliases{$1} = [ split(/\s+/, $2) ];
                }}},
        pine => sub { my $fh = shift; while (<$fh>) {
-               if (/^(\S+)\s+(.*)$/) {
+               if (/^(\S+)\t.*\t(.*)$/) {
                        $aliases{$1} = [ split(/\s*,\s*/, $2) ];
                }}},
        gnus => sub { my $fh = shift; while (<$fh>) {
@@ -254,15 +262,17 @@ sub format_2822_time {
        }
 }
 
+($sender) = expand_aliases($sender) if defined $sender;
+
 my $prompting = 0;
-if (!defined $from) {
-       $from = $author || $committer;
+if (!defined $sender) {
+       $sender = $repoauthor || $repocommitter;
        do {
-               $_ = $term->readline("Who should the emails appear to be from? [$from] ");
+               $_ = $term->readline("Who should the emails appear to be from? [$sender] ");
        } while (!defined $_);
 
-       $from = $_ if ($_);
-       print "Emails will be sent from: ", $from, "\n";
+       $sender = $_ if ($_);
+       print "Emails will be sent from: ", $sender, "\n";
        $prompting++;
 }
 
@@ -287,7 +297,7 @@ sub expand_aliases {
 }
 
 @to = expand_aliases(@to);
-@to = (map { sanitize_address_rfc822($_) } @to);
+@to = (map { sanitize_address($_) } @to);
 @initial_cc = expand_aliases(@initial_cc);
 @bcclist = expand_aliases(@bcclist);
 
@@ -307,7 +317,8 @@ sub expand_aliases {
        } while (!defined $_);
 
        $initial_reply_to = $_;
-       $initial_reply_to =~ s/(^\s+|\s+$)//g;
+       $initial_reply_to =~ s/^\s+<?/</;
+       $initial_reply_to =~ s/>?\s+$/>/;
 }
 
 if (!$smtp_server) {
@@ -328,7 +339,7 @@ sub expand_aliases {
        # effort to have it be unique
        open(C,">",$compose_filename)
                or die "Failed to open for writing $compose_filename: $!";
-       print C "From $from # This line is ignored.\n";
+       print C "From $sender # This line is ignored.\n";
        printf C "Subject: %s\n\n", $initial_subject;
        printf C <<EOT;
 GIT: Please enter your email below.
@@ -339,8 +350,7 @@ sub expand_aliases {
 EOT
        close(C);
 
-       my $editor = $ENV{EDITOR};
-       $editor = 'vi' unless defined $editor;
+       my $editor = $ENV{GIT_EDITOR} || $repo->config("core.editor") || $ENV{VISUAL} || $ENV{EDITOR} || "vi";
        system($editor, $compose_filename);
 
        open(C2,">",$compose_filename . ".final")
@@ -407,6 +417,7 @@ sub extract_valid_address {
        # check for a local address:
        return $address if ($address =~ /^($local_part_regexp)$/);
 
+       $address =~ s/^\s*<(.*)>\s*$/$1/;
        if ($have_email_valid) {
                return scalar Email::Valid->address($address);
        } else {
@@ -426,21 +437,28 @@ sub extract_valid_address {
 
 # We'll setup a template for the message id, using the "from" address:
 
+my ($message_id_stamp, $message_id_serial);
 sub make_message_id
 {
-       my $date = time;
-       my $pseudo_rand = int (rand(4200));
+       my $uniq;
+       if (!defined $message_id_stamp) {
+               $message_id_stamp = sprintf("%s-%s", time, $$);
+               $message_id_serial = 0;
+       }
+       $message_id_serial++;
+       $uniq = "$message_id_stamp-$message_id_serial";
+
        my $du_part;
-       for ($from, $committer, $author) {
-               $du_part = extract_valid_address($_);
-               last if ($du_part ne '');
+       for ($sender, $repocommitter, $repoauthor) {
+               $du_part = extract_valid_address(sanitize_address($_));
+               last if (defined $du_part and $du_part ne '');
        }
-       if ($du_part eq '') {
+       if (not defined $du_part or $du_part eq '') {
                use Sys::Hostname qw();
                $du_part = 'user@' . Sys::Hostname::hostname();
        }
-       my $message_id_template = "<%s-git-send-email-$du_part>";
-       $message_id = sprintf $message_id_template, "$date$pseudo_rand";
+       my $message_id_template = "<%s-git-send-email-%s>";
+       $message_id = sprintf($message_id_template, $uniq, $du_part);
        #print "new message id = $message_id\n"; # Was useful for debugging
 }
 
@@ -457,22 +475,41 @@ sub unquote_rfc2047 {
        return "$_";
 }
 
-# If an address contains a . in the name portion, the name must be quoted.
-sub sanitize_address_rfc822
+# use the simplest quoting being able to handle the recipient
+sub sanitize_address
 {
        my ($recipient) = @_;
-       my ($recipient_name) = ($recipient =~ /^(.*?)\s+</);
-       if ($recipient_name && $recipient_name =~ /\./ && $recipient_name !~ /^".*"$/) {
-               my ($name, $addr) = ($recipient =~ /^(.*?)(\s+<.*)/);
-               $recipient = "\"$name\"$addr";
+       my ($recipient_name, $recipient_addr) = ($recipient =~ /^(.*?)\s*(<.*)/);
+
+       if (not $recipient_name) {
+               return "$recipient";
+       }
+
+       # if recipient_name is already quoted, do nothing
+       if ($recipient_name =~ /^(".*"|=\?utf-8\?q\?.*\?=)$/) {
+               return $recipient;
        }
-       return $recipient;
+
+       # rfc2047 is needed if a non-ascii char is included
+       if ($recipient_name =~ /[^[:ascii:]]/) {
+               $recipient_name =~ s/([^-a-zA-Z0-9!*+\/])/sprintf("=%02X", ord($1))/eg;
+               $recipient_name =~ s/(.*)/=\?utf-8\?q\?$1\?=/;
+       }
+
+       # double quotes are needed if specials or CTLs are included
+       elsif ($recipient_name =~ /[][()<>@,;:\\".\000-\037\177]/) {
+               $recipient_name =~ s/(["\\\r])/\\$1/;
+               $recipient_name = "\"$recipient_name\"";
+       }
+
+       return "$recipient_name $recipient_addr";
+
 }
 
 sub send_message
 {
        my @recipients = unique_email_list(@to);
-       @cc = (map { sanitize_address_rfc822($_) } @cc);
+       @cc = (map { sanitize_address($_) } @cc);
        my $to = join (",\n\t", @recipients);
        @recipients = unique_email_list(@recipients,@cc,@bcclist);
        @recipients = (map { extract_valid_address($_) } @recipients);
@@ -487,10 +524,10 @@ sub send_message
        if ($cc ne '') {
                $ccline = "\nCc: $cc";
        }
-       $from = sanitize_address_rfc822($from);
+       my $sanitized_sender = sanitize_address($sender);
        make_message_id();
 
-       my $header = "From: $from
+       my $header = "From: $sanitized_sender
 To: $to${ccline}
 Subject: $subject
 Date: $date
@@ -507,7 +544,7 @@ sub send_message
        }
 
        my @sendmail_parameters = ('-i', @recipients);
-       my $raw_from = $from;
+       my $raw_from = $sanitized_sender;
        $raw_from = $envelope_sender if (defined $envelope_sender);
        $raw_from = extract_valid_address($raw_from);
        unshift (@sendmail_parameters,
@@ -544,7 +581,7 @@ sub send_message
                } else {
                        print "Sendmail: $smtp_server ".join(' ',@sendmail_parameters)."\n";
                }
-               print "From: $from\nSubject: $subject\nCc: $cc\nTo: $to\n\n";
+               print "From: $sanitized_sender\nSubject: $subject\nCc: $cc\nTo: $to\n\n";
                if ($smtp) {
                        print "Result: ", $smtp->code, ' ',
                                ($smtp->message =~ /\n([^\n]+\n)$/s), "\n";
@@ -561,7 +598,7 @@ sub send_message
 foreach my $t (@files) {
        open(F,"<",$t) or die "can't open file $t";
 
-       my $author_not_sender = undef;
+       my $author = undef;
        @cc = @initial_cc;
        @xh = ();
        my $input_format = undef;
@@ -583,12 +620,11 @@ sub send_message
                                        $subject = $1;
 
                                } elsif (/^(Cc|From):\s+(.*)$/) {
-                                       if (unquote_rfc2047($2) eq $from) {
-                                               $from = $2;
+                                       if (unquote_rfc2047($2) eq $sender) {
                                                next if ($suppress_from);
                                        }
                                        elsif ($1 eq 'From') {
-                                               $author_not_sender = $2;
+                                               $author = unquote_rfc2047($2);
                                        }
                                        printf("(mbox) Adding cc: %s from line '%s'\n",
                                                $2, $_) unless $quiet;
@@ -632,11 +668,25 @@ sub send_message
                }
        }
        close F;
-       if (defined $author_not_sender) {
-               $author_not_sender = unquote_rfc2047($author_not_sender);
-               $message = "From: $author_not_sender\n\n$message";
+
+       if ($cc_cmd ne "") {
+               open(F, "$cc_cmd $t |")
+                       or die "(cc-cmd) Could not execute '$cc_cmd'";
+               while(<F>) {
+                       my $c = $_;
+                       $c =~ s/^\s*//g;
+                       $c =~ s/\n$//g;
+                       push @cc, $c;
+                       printf("(cc-cmd) Adding cc: %s from: '%s'\n",
+                               $c, $cc_cmd) unless $quiet;
+               }
+               close F
+                       or die "(cc-cmd) failed to close pipe to '$cc_cmd'";
        }
 
+       if (defined $author) {
+               $message = "From: $author\n\n$message";
+       }
 
        send_message();