git-remote-mediawiki: extract revision-importing loop to a function

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/contrib/mw-to-git/git-remote-mediawiki b/contrib/mw-to-git/git-remote-mediawiki
index 47dd574dd0dfbb363f74dbd18b2d59526da80558..930520454e75404b94395aed3bf211327d087174 100755 (executable)
--- a/contrib/mw-to-git/git-remote-mediawiki
+++ b/contrib/mw-to-git/git-remote-mediawiki
@@ -822,10 +822,18 @@ sub mw_import_ref {
        @revisions = sort {$a->{revid} <=> $b->{revid}} @revisions;
        my @revision_ids = map $_->{revid}, @revisions;
 
-       $n = 0;
+       return mw_import_revids($fetch_from, \@revision_ids, \%pages_hash);
+}
+
+sub mw_import_revids {
+       my $fetch_from = shift;
+       my $revision_ids = shift;
+       my $pages = shift;
+
+       my $n = 0;
        my $last_timestamp = 0; # Placeholer in case $rev->timestamp is undefined
 
-       foreach my $pagerevid (@revision_ids) {
+       foreach my $pagerevid (@$revision_ids) {
                # fetch the content of the pages
                my $query = {
                        action => 'query',
@@ -866,7 +874,7 @@ sub mw_import_ref {
                # If this is a revision of the media page for new version
                # of a file do one common commit for both file and media page.
                # Else do commit only for that page.
-               print STDERR "$n/", scalar(@revision_ids), ": Revision #$rev->{revid} of $commit{title}\n";
+               print STDERR "$n/", scalar(@$revision_ids), ": Revision #$rev->{revid} of $commit{title}\n";
                import_file_revision(\%commit, ($fetch_from == 1), $n, \%mediafile);
        }
 
@@ -876,6 +884,8 @@ sub mw_import_ref {
                # thrown saying that HEAD is refering to unknown object 0000000000000000000
                # and the clone fails.
        }
+
+       return $n;
 }
 
 sub error_non_fast_forward {