commit-graph: compute generation numbers

diff --git a/contrib/mw-to-git/git-remote-mediawiki.perl b/contrib/mw-to-git/git-remote-mediawiki.perl
index a1d7837891e35640c6cd7f31161fc498f109c9a5..af9cbc9d0f7bc296ec728c3b965c26a057c8cf72 100755 (executable)
--- a/contrib/mw-to-git/git-remote-mediawiki.perl
+++ b/contrib/mw-to-git/git-remote-mediawiki.perl
@@ -263,14 +263,23 @@ sub get_mw_tracked_categories {
 
 sub get_mw_tracked_namespaces {
     my $pages = shift;
-    foreach my $local_namespace (@tracked_namespaces) {
+    foreach my $local_namespace (sort @tracked_namespaces) {
+        my $namespace_id;
+        if ($local_namespace eq "(Main)") {
+            $namespace_id = 0;
+        } else {
+            $namespace_id = get_mw_namespace_id($local_namespace);
+        }
+        # virtual namespaces don't support allpages
+        next if !defined($namespace_id) || $namespace_id < 0;
         my $mw_pages = $mediawiki->list( {
             action => 'query',
             list => 'allpages',
-            apnamespace => get_mw_namespace_id($local_namespace),
+            apnamespace => $namespace_id,
             aplimit => 'max' } )
             || die $mediawiki->{error}->{code} . ': '
                 . $mediawiki->{error}->{details} . "\n";
+        print {*STDERR} "$#{$mw_pages} found in namespace $local_namespace ($namespace_id)\n";
         foreach my $page (@{$mw_pages}) {
             $pages->{$page->{title}} = $page;
         }
@@ -1334,7 +1343,8 @@ sub get_mw_namespace_id {
        my $id;
 
        if (!defined $ns) {
-               print {*STDERR} "No such namespace ${name} on MediaWiki.\n";
+               my @namespaces = map { s/ /_/g; $_; } sort keys %namespace_id;
+               print {*STDERR} "No such namespace ${name} on MediaWiki, known namespaces: @namespaces\n";
                $ns = {is_namespace => 0};
                $namespace_id{$name} = $ns;
        }