+import datetime
+import logging
+import os
+
+import misc
+
+class DirHandler:
+ def __init__(self, src_dir, dst_dir):
+ self._base_src_dir = src_dir
+ self._base_dst_dir = dst_dir
+
+ def migrate(self, remove):
+ for src_file_name, src_file_path in misc.walk_media_files(self._base_src_dir):
+ logging.info('Migrating %s...', src_file_name)
+ try:
+ self._migrate_single(src_file_name, src_file_path, remove)
+ except Exception as e:
+ logging.error('Error migrating %s: %s', src_file_path, str(e))
+
+ def _migrate_single(self, src_file_name, src_file_path, remove):
+ meta_time = misc.extract_timestamp(src_file_path, use_meta=True)
+
+ dst_dir = os.path.join(self._base_dst_dir,
+ datetime.datetime.fromtimestamp(meta_time).strftime("%Y/%m"))
+ dst_file_path = os.path.join(dst_dir, src_file_name)
+
+ if not os.path.exists(dst_file_path):
+ alt_dst_dir = misc.find_file(self._base_dst_dir,
+ src_file_name,
+ os.path.getsize(src_file_path),
+ exclude_dir=self._base_src_dir)
+ if alt_dst_dir:
+ dst_dir = alt_dst_dir
+ dst_file_path = os.path.join(dst_dir, src_file_name)
+
+ if not os.path.exists(dst_file_path):
+ if not os.path.exists(dst_dir):
+ os.makedirs(dst_dir)
+ misc.import_file(src_file_path, dst_file_path)
+ else:
+ src_time = misc.extract_timestamp(src_file_path)
+ dst_time = misc.extract_timestamp(dst_file_path)
+ if src_time > dst_time:
+ misc.import_file(src_file_path, dst_file_path)
+
+ if remove:
+ os.remove(src_file_path)
+
+ def cleanup(self):
+ for root, dirs, files in os.walk(self._base_src_dir, topdown=False):
+ for name in files:
+ full_path = os.path.join(root, name)
+ if not misc.is_media_file(full_path):
+ try:
+ os.remove(full_path)
+ except Exception as e:
+ logging.warn('Error cleaning file %s: %s', full_path, str(e))
+ for name in dirs:
+ full_path = os.path.join(root, name)
+ try:
+ os.rmdir(full_path)
+ except Exception as e:
+ logging.warn('Error cleaning dir %s: %s', full_path, str(e))