lbry-sdk/lbrynet/schema/compat.py
2019-03-25 22:54:08 -04:00

68 lines
2.8 KiB
Python

import json
from decimal import Decimal
from lbrynet.schema.address import decode_address, encode_address
from lbrynet.schema.types.v1.legacy_claim_pb2 import Claim as OldClaimMessage
from lbrynet.schema.types.v1.metadata_pb2 import Metadata as MetadataMessage
from lbrynet.schema.types.v1.fee_pb2 import Fee as FeeMessage
def from_old_json_schema(claim, payload: bytes):
value = json.loads(payload)
stream = claim.stream
stream.media_type = value.get('content_type', value.get('content-type', 'application/octet-stream'))
stream.title = value.get('title', '')
stream.description = value.get('description', '')
stream.thumbnail_url = value.get('thumbnail', '')
stream.author = value.get('author', '')
stream.license = value.get('license', '')
stream.license_url = value.get('license_url', '')
stream.language = value.get('language', '')
stream.hash = value['sources']['lbry_sd_hash']
if value.get('nsfw', False):
stream.tags.append('nsfw')
if "fee" in value:
fee = value["fee"]
currency = list(fee.keys())[0]
if currency == 'LBC':
stream.fee.lbc = Decimal(fee[currency]['amount'])
elif currency == 'USD':
stream.fee.usd = Decimal(fee[currency]['amount'])
else:
raise ValueError(f'Unknown currency: {currency}')
stream.fee.address = fee[currency]['address']
return claim
def from_types_v1(claim, payload: bytes):
old = OldClaimMessage()
old.ParseFromString(payload)
if old.claimType == 1:
stream = claim.stream
stream.title = old.stream.metadata.title
stream.description = old.stream.metadata.description
stream.author = old.stream.metadata.author
stream.license = old.stream.metadata.license
stream.license_url = old.stream.metadata.licenseUrl
stream.thumbnail_url = old.stream.metadata.thumbnail
stream.language = MetadataMessage.Language.Name(old.stream.metadata.language)
stream.media_type = old.stream.source.contentType
stream.hash_bytes = old.stream.source.source
if old.stream.metadata.nsfw:
stream.tags.append('nsfw')
if old.stream.metadata.HasField('fee'):
fee = old.stream.metadata.fee
stream.fee.address_bytes = fee.address
currency = FeeMessage.Currency.Name(fee.currency)
if currency == 'LBC':
stream.fee.lbc = Decimal(fee.amount)
elif currency == 'USD':
stream.fee.usd = Decimal(fee.amount)
else:
raise ValueError(f'Unsupported currency: {currency}')
elif old.claimType == 2:
channel = claim.channel
channel.public_key_bytes = old.certificate.publicKey
else:
raise ValueError('claimType must be 1 for Streams and 2 for Channel')
return claim