# SPDX-License-Identifier: Apache-2.0
# Copyright 2018-2021 The glTF-Blender-IO authors.

def export_user_extensions(hook_name, export_settings, *args):
    if args and hasattr(args[0], "extensions"):
        if args[0].extensions is None:
            args[0].extensions = {}

    for extension in export_settings['gltf_user_extensions']:
        hook = getattr(extension, hook_name, None)
        if hook is not None:
            try:
                hook(*args, export_settings)
            except Exception as e:
                print(hook_name, "fails on", extension)
                print(str(e))