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# Copyright 2022 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""
This file provides some additional globals/filters for processing the
file_types_data.js templates.
"""
def _get_extension_to_type_map(file_types):
"""
Gets the extestension to file type mapping from the |file_types| data.
Args:
file_types: file types data loaded from the JSON file.
Returns:
A extension -> file type mapping.
"""
extension_to_type = dict()
for file_type in file_types:
for file_ext in file_type['extensions']:
if file_ext not in extension_to_type:
extension_to_type[file_ext] = file_type
return extension_to_type
def _get_mime_to_type_map(file_types):
"""
Gets the mime type to file type mapping from the |file_types| data.
Args:
file_types: file types data loaded from the JSON file.
Returns:
A mime -> file type mapping.
"""
mime_to_type = dict()
for file_type in file_types:
if 'mime' in file_type and file_type['mime'] not in mime_to_type:
mime_to_type[file_type['mime']] = file_type
return mime_to_type
def get_custom_globals(model):
return {
'extension_to_type_map':
_get_extension_to_type_map(model['file_types']),
'mime_to_type_map': _get_mime_to_type_map(model['file_types'])
}
def get_custom_filters(model):
return {}
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