lei_store: use getpwuid and hostname for ident

It's nicer in case a user transfers lei/store across machines
and wants a way to track when/where they imported something.

1 files changed, 10 insertions, 2 deletions

diff --git a/lib/PublicInbox/LeiStore.pm b/lib/PublicInbox/LeiStore.pm
index 094e1555..f8371abf 100644
--- a/lib/PublicInbox/LeiStore.pm
+++ b/lib/PublicInbox/LeiStore.pm
@@ -63,8 +63,16 @@ sub git_ident ($) {
         my $rdr = {};
         open $rdr->{2}, '>', '/dev/null' or die "open /dev/null: $!";
         chomp(my $i = $git->qx([qw(var GIT_COMMITTER_IDENT)], undef, $rdr));
-        $i =~ /\A(.+) <([^>]+)> [0-9]+ [-\+]?[0-9]+$/ ? ($1, $2) :
-                ('lei user', 'x@example.com')
+        $i =~ /\A(.+) <([^>]+)> [0-9]+ [-\+]?[0-9]+$/ and return ($1, $2);
+        my ($user, undef, undef, undef, undef, undef, $gecos) = getpwuid($<);
+        ($user) = (($user // $ENV{USER} // '') =~ /([\w\-\.\+]+)/);
+        $user //= 'lei-user';
+        ($gecos) = (($gecos // '') =~ /([\w\-\.\+ \t]+)/);
+        $gecos //= 'lei user';
+        require Sys::Hostname;
+        my ($host) = (Sys::Hostname::hostname() =~ /([\w\-\.]+)/);
+        $host //= 'localhost';
+        ($gecos, "$user\@$host")
 }
 
 sub importer {