Attempt to get value from not existent field: document/mime_type

[drtjmb]

document.mime_type not available in 3.3.6

--- archives/sgultest/cfg/cfg.d/zz_rioxx2.pl.orig       2015-03-18 14:51:39.000000000 +0000
+++ archives/sgultest/cfg/cfg.d/zz_rioxx2.pl    2015-03-18 14:53:13.000000000 +0000
@@ -56,7 +56,7 @@
        name => "rioxx2_format",
        rioxx2_required => "recommended",
        rioxx2_ns => "dc",
-       rioxx2_value => sub { $_[1] && $_[1]->value( "mime_type" ) },
+       rioxx2_value => sub { $_[1] && $_[1]->get_stored_file( $_[1]->get_main )->value( "mime_type" ) },
 },

 {