Parsing and processing in send-email is done in the same loop.
To make the code more maintainable, we create two subroutines:
- `parse_email` to separate header and body
- `parse_header` to retrieve data from header
Signed-off-by: Samuel GROOT <samuel.gr...@grenoble-inp.org>
Signed-off-by: Tom RUSSELLO <tom.russe...@grenoble-inp.org>
Signed-off-by: Matthieu MOY <matthieu....@grenoble-inp.fr>
---
git-send-email.perl | 105 ++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 105 insertions(+)
diff --git a/git-send-email.perl b/git-send-email.perl
index 6958785..f33a083 100755
--- a/git-send-email.perl
+++ b/git-send-email.perl
@@ -1750,3 +1750,108 @@ sub body_or_subject_has_nonascii {
}
return 0;
}
+
+sub parse_email {
+ my @header = ();
+ my @body = ();
+ my $fh = shift;
+
+ # First unfold multiline header fields
+ while (<$fh>) {
+ last if /^\s*$/;
+ if (/^\s+\S/ and @header) {
+ chomp($header[$#header]);
+ s/^\s+/ /;
+ $header[$#header] .= $_;
+ } else {
+ push(@header, $_);
+ }
+ }
+
+ # Now unfold the message body
+ while (<$fh>) {
+ push @body, $_;
+ }
+
+ return (@header, @body);
+}
+
+sub parse_header {
+ # Return variables
+ my $from = undef, $subject = undef;
+ my $date = undef, $message_id = undef;
+ my @to = (), @cc = (), @xh = ();
+ my %flags = ();
+
+
+ # Internal variables
+ my $input_format = undef;
+
+ foreach(@_) {
+ if (/^From /) {
+ $input_format = 'mbox';
+ next;
+ }
+ chomp;
+ if (!defined $input_format && /^[-A-Za-z]+:\s/) {
+ $input_format = 'mbox';
+ }
+
+ if (defined $input_format && $input_format eq 'mbox') {
+ if (/^Subject:\s+(.*)$/i) {
+ $subject = $1;
+ } elsif (/^From:\s+(.*)$/i) {
+ $from = $1;
+ } elsif (/^To:\s+(.*)$/i) {
+ foreach my $addr (parse_address_line($1)) {
+ push @to, $addr;
+ }
+ } elsif (/^Cc:\s+(.*)$/i) {
+ foreach my $addr (parse_address_line($1)) {
+ push @cc, $addr;
+ }
+ } elsif (/^Content-type:/i) {
+ $flags{"has_content_type"} = 1;
+ if (/charset="?([^ "]+)/) {
+ $flags{"body_encoding"} = 1;
+ }
+ push @xh, $_;
+ } elsif (/^MIME-Version/i) {
+ $flags{"has_mime_version"} = 1;
+ push @xh, $_;
+ } elsif (/^Message-Id: (.*)/i) {
+ $message_id = $1;
+ } elsif (/^Content-Transfer-Encoding: (.*)/i) {
+ $flags{"xfer_encoding"} = $1 if not defined
$flags{"xfer_encoding"};
+ } elsif (/^Date:\s(.*)$/i) {
+ $date = $1;
+ } elsif (/^[-A-Za-z]+:\s+\S/) {
+ push @xh, $_;
+ }
+
+ } else {
+ # In the traditional
+ # "send lots of email" format,
+ # line 1 = cc
+ # line 2 = subject
+ # So let's support that, too.
+ $input_format = 'lots';
+ if (@cc == 0) {
+ push @cc, $_;
+ } elsif (!defined $subject) {
+ $subject = $_;
+ }
+ }
+ }
+
+ return (
+ "from" => $from,
+ "subject" => $subject,
+ "date" => $date,
+ "message_id" => $message_id,
+ "to" => [@to],
+ "cc" => [@cc],
+ "xh" => [@xh],
+ "flags" => {%flags}
+ );
+}
--
2.8.2.537.gb153d2a
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