2018-09-17 22:13:30 +02:00
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"""
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migrate claim json schema (0.0.1-3) to protobuf (0.1.0)
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"""
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2018-09-17 22:31:44 +02:00
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from lbrynet.schema.legacy import metadata_schemas
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from lbrynet.schema.claim import ClaimDict
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2018-09-17 22:13:30 +02:00
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from .StructuredDict import StructuredDict
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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 LegacyMetadata(StructuredDict):
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current_version = '0.0.3'
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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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if not isinstance(metadata, dict):
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raise TypeError("{} is not a dictionary".format(metadata))
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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_003_to_010(value):
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migrated_to_003 = LegacyMetadata(value)
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metadata = {
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"version": "_0_1_0"
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}
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for k in ["author", "description", "language", "license", "nsfw", "thumbnail", "title",
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"preview"]:
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if k in migrated_to_003:
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metadata.update({k: migrated_to_003[k]})
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if 'license_url' in migrated_to_003:
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metadata['licenseUrl'] = migrated_to_003['license_url']
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if "fee" in migrated_to_003:
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fee = migrated_to_003["fee"]
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currency = list(fee.keys())[0]
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amount = fee[currency]['amount']
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address = fee[currency]['address']
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metadata.update(dict(fee={"currency": currency, "version": "_0_0_1",
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"amount": amount, "address": address}))
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source = {
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"source": migrated_to_003['sources']['lbry_sd_hash'],
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"contentType": migrated_to_003['content_type'],
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"sourceType": "lbry_sd_hash",
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"version": "_0_0_1"
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}
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migrated = {
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"version": "_0_0_1",
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"claimType": "streamType",
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"stream": {
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"version": "_0_0_1",
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"metadata": metadata,
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"source": source
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}
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}
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return ClaimDict.load_dict(migrated)
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def migrate(value):
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return migrate_003_to_010(value)
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