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send-email: support validate hook

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Currently, send-email has support for rudimentary e-mail validation.
Allow the user to add support for more validation by providing a
sendemail-validate hook.

Helped-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Jonathan Tan <jonathantanmy@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Jonathan Tan
2017-05-12 15:38:26 -07:00
committed by Junio C Hamano
parent b06d364310
commit 6489660b4b
4 changed files with 68 additions and 1 deletions
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20
git-send-email.perl
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@ -25,8 +25,9 @@ use Getopt::Long;
use Text::ParseWords;
use Term::ANSIColor;
use File::Temp qw/ tempdir tempfile /;
use File::Spec::Functions qw(catfile);
use File::Spec::Functions qw(catdir catfile);
use Error qw(:try);
use Cwd qw(abs_path cwd);
use Git;
use Git::I18N;
@ -1737,6 +1738,23 @@ sub unique_email_list {
sub validate_patch {
my $fn = shift;
my $validate_hook = catfile(catdir($repo->repo_path(), 'hooks'),
'sendemail-validate');
my $hook_error;
if (-x $validate_hook) {
my $target = abs_path($fn);
# The hook needs a correct cwd and GIT_DIR.
my $cwd_save = cwd();
chdir($repo->wc_path() or $repo->repo_path())
or die("chdir: $!");
local $ENV{"GIT_DIR"} = $repo->repo_path();
$hook_error = "rejected by sendemail-validate hook"
if system($validate_hook, $target);
chdir($cwd_save) or die("chdir: $!");
}
return $hook_error if $hook_error;
open(my $fh, '<', $fn)
or die sprintf(__("unable to open %s: %s\n"), $fn, $!);
while (my $line = <$fh>) {