tools: Add a utility to create resource pack from directories

Signed-off-by: Stasia Michalska <hel@lcp.world>

Author: hellcp

tools/repack.py

@@ -0,0 +1,45 @@
+# Copyright 2025 Stasia Michalska <hel@lcp.world>
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import os
+import sys
+import argparse
+import pathlib
+
+from pbpack import ResourcePack
+
+def main():
+    parser = argparse.ArgumentParser(description=
+        'Pack a directory content into pbpacked data.')
+    parser.add_argument('directory', type=str, help='directory to pack')
+    parser.add_argument('--output', type=str, default='app_resources.pbpack', help='the directory to output the files to')
+    parser.add_argument('--app', default=False, action='store_true',
+                        help='Indicate this pbpack is an app pbpack')
+    args = parser.parse_args()
+
+    if os.path.exists(args.directory):
+        resource_pack = ResourcePack(not args.app)
+
+        for input_file in os.listdir(args.directory):
+            if not os.path.isfile(os.path.join(args.directory, input_file)):
+                continue
+            with open(os.path.join(args.directory, input_file),'rb') as f:
+                resource_pack.add_resource(f.read())
+
+        with open(args.output, 'wb') as f:
+            resource_pack.serialize(f)
+
+
+if __name__ == '__main__':
+    main()