}
sub ext_canonicalize {
- my ($location) = $_[-1];
+ my ($location) = @_;
if ($location !~ m!\Ahttps?://!) {
PublicInbox::Config::rel2abs_collapsed($location);
} else {
}
}
+my %patmap = ('*' => '[^/]*?', '?' => '[^/]', '[' => '[', ']' => ']');
+sub glob2pat {
+ my ($glob) = @_;
+ $glob =~ s!(.)!$patmap{$1} || "\Q$1"!ge;
+ $glob;
+}
+
+sub get_externals {
+ my ($self, $loc, $exclude) = @_;
+ return (ext_canonicalize($loc)) if -e $loc;
+
+ my @m;
+ my @cur = externals_each($self);
+ my $do_glob = !$self->{opt}->{globoff}; # glob by default
+ if ($do_glob && ($loc =~ /[\*\?]/s || $loc =~ /\[.*\]/s)) {
+ my $re = glob2pat($loc);
+ @m = grep(m!$re!, @cur);
+ return @m if scalar(@m);
+ } elsif (index($loc, '/') < 0) { # exact basename match:
+ @m = grep(m!/\Q$loc\E/?\z!, @cur);
+ return @m if scalar(@m) == 1;
+ } elsif ($exclude) { # URL, maybe:
+ my $canon = ext_canonicalize($loc);
+ @m = grep(m!\A\Q$canon\E\z!, @cur);
+ return @m if scalar(@m) == 1;
+ } else { # URL:
+ return (ext_canonicalize($loc));
+ }
+ if (scalar(@m) == 0) {
+ $self->fail("`$loc' is unknown");
+ } else {
+ $self->fail("`$loc' is ambiguous:\n", map { "\t$_\n" } @m);
+ }
+ ();
+}
+
sub lei_add_external {
my ($self, $location) = @_;
my $cfg = $self->_lei_cfg(1);