fix various bugs

diff --git a/script/orth_case_links.pl b/script/orth_case_links.pl
index 06149ca..a2ddbf1 100755 (executable)
--- a/script/orth_case_links.pl
+++ b/script/orth_case_links.pl
@@ -18,21 +18,29 @@ my $dir = Text::Tradition::Directory->new( $connect_args );
 
 foreach my $text ( $dir->traditionlist ) {
        my $id = $text->{'id'};
+       next unless $text->{'name'} =~ /Virtutes/;
        my $scope = $dir->new_scope;
        my $tradition = $dir->lookup( $id );
        print STDERR "Processing tradition " . $tradition->name . "\n";
        my $c = $tradition->collation;
+       $c->flatten_ranks(); # just in case
        foreach my $rank ( 1 .. $c->end->rank - 1 ) {
                my @readings = $c->readings_at_rank( $rank );
+               my %merged;
                while( @readings ) {
                        my $r = pop @readings;
                        next if $r->is_meta;
+                       next if $merged{$r->id};
                        my @orthmatch = grep { lc( $r->text ) eq lc( $_->text ) } @readings;
                        foreach my $om ( @orthmatch ) {
-                               unless( $c->get_relationship( $r, $om ) ) {
-                                       print STDERR sprintf( "Adding orthographic link for %s / %s\n", 
-                                               $r->text, $om->text );
-                                       $DB::single = 1;
+                               if( $r->text eq $om->text ) {
+                                       print STDERR "Merging identical readings $r and $om (" 
+                                               . $r->text . ")\n";
+                                       $merged{$om->id} = 1;
+                                       $c->merge_readings( $r, $om ); 
+                               } elsif ( $c->get_relationship( $r, $om ) ) {
+                                       print STDERR sprintf( "Adding orthographic link for %s and %s (%s / %s)\n", 
+                                               $r->id, $om->id, $r->text, $om->text );
                                        $c->add_relationship( $r, $om, 
                                                { 'type' => 'orthographic', 'scope' => 'global' } );
                                }