+#
+# This function was used in previous versions of videosite. If it's called
+# we are dealing with an old plugin which probably needs some minor modifications
+# to work properly.
+#
+# Generate a warning message.
+#
+sub _prepare_parameters {
+ my $self = shift;
+
+ $self->error("THIS MODULE IS CALLING _prepare_parameters(). THIS FUNCTION IS DEPRECATED. See readme.txt in the plugin directory.");
+}
+
+#
+# Register a callbacks into the core API to the plugin.
+# Example of those are config getter/setters and IO functions
+# The API is a hash reference containing subroutine references.
+#
+sub register_api {