forked from LBRYCommunity/lbry-sdk
Light refactor of Metadata class
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5b0b8a19ff
commit
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1 changed files with 17 additions and 18 deletions
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@ -13,28 +13,27 @@ def verify_name_characters(name):
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assert c in NAME_ALLOWED_CHARSET, "Invalid character"
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return True
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def migrate_001_to_002(metadata):
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metadata['ver'] = '0.0.2'
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metadata['nsfw'] = False
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def migrate_002_to_003(metadata):
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metadata['ver'] = '0.0.3'
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if 'content-type' in metadata:
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metadata['content_type'] = metadata['content-type']
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del metadata['content-type']
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class Metadata(StructuredDict):
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current_version = '0.0.3'
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def __init__(self, metadata, migrate=True, target_version=None):
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self._versions = [
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('0.0.1', metadata_schemas.VER_001, None),
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('0.0.2', metadata_schemas.VER_002, self._migrate_001_to_002),
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('0.0.3', metadata_schemas.VER_003, self._migrate_002_to_003)
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]
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_versions = [
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('0.0.1', metadata_schemas.VER_001, None),
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('0.0.2', metadata_schemas.VER_002, migrate_001_to_002),
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('0.0.3', metadata_schemas.VER_003, migrate_002_to_003)
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]
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def __init__(self, metadata, migrate=True, target_version=None):
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starting_version = metadata.get('ver', '0.0.1')
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StructuredDict.__init__(self, metadata, starting_version, migrate, target_version)
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def _migrate_001_to_002(self):
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self['ver'] = '0.0.2'
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def _migrate_002_to_003(self):
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self['ver'] = '0.0.3'
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if 'content-type' in self:
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self['content_type'] = self['content-type']
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del self['content-type']
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StructuredDict.__init__(self, metadata, starting_version, migrate, target_version)
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