Generate ScanCode json result file

src/fosslight_util/write_scancodejson.py

@@ -0,0 +1,58 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+# Copyright (c) 2023 LG Electronics Inc.
+# SPDX-License-Identifier: Apache-2.0
+
+import logging
+import os
+import json
+import fosslight_util.constant as constant
+
+logger = logging.getLogger(constant.LOGGER_NAME)
+EMPTY_FILE_PATH = '-'
+
+
+def write_scancodejson(output_dir, output_filename, oss_list):
+    json_output = {}
+    json_output['headers'] = []
+    json_output['summary'] = {}
+    json_output['license_detections'] = []
+    json_output['files'] = []
+
+    for oi in oss_list:
+        if oi.exclude:
+            continue
+        if not oi.source_name_or_path:
+            oi.source_name_or_path = EMPTY_FILE_PATH
+        for item_path in oi.source_name_or_path:
+            filtered = next(filter(lambda x: x['path'] == item_path, json_output['files']), None)
+            if filtered:
+                append_oss_item_in_filesitem(oi, filtered)
+            else:
+                json_output['files'] = add_item_in_files(oi, item_path, json_output['files'])
+    with open(os.path.join(output_dir, output_filename), 'w') as f:
+        json.dump(json_output, f, sort_keys=False)
+
+
+def append_oss_item_in_filesitem(item, files_item):
+    oss_item = {}
+    oss_item['name'] = item.name
+    oss_item['version'] = item.version
+    oss_item['license'] = item.license
+    oss_item['copyright'] = item.copyright
+    oss_item['download_location'] = item.download_location
+    oss_item['comment'] = item.comment
+    files_item['oss'].append(oss_item)
+    return files_item
+
+
+def add_item_in_files(item, item_path, files_list):
+    files_item = {}
+    files_item['path'] = item_path
+    files_item['name'] = os.path.basename(item_path)
+    files_item['base_name'], files_item['extension'] = os.path.splitext(os.path.basename(item_path))
+    files_item['oss'] = []
+    files_item = append_oss_item_in_filesitem(item, files_item)
+    files_list.append(files_item)
+
+    return files_list