378 lines
10 KiB
Python
378 lines
10 KiB
Python
import logging
|
|
from typing import List
|
|
from binascii import hexlify, unhexlify
|
|
|
|
from google.protobuf.json_format import MessageToDict
|
|
from google.protobuf.message import DecodeError
|
|
from hachoir.core.log import log as hachoir_log
|
|
from hachoir.parser import createParser as binary_file_parser
|
|
from hachoir.metadata import extractMetadata as binary_file_metadata
|
|
|
|
from lbrynet.schema import compat
|
|
from lbrynet.schema.base import Signable
|
|
from lbrynet.schema.mime_types import guess_media_type, guess_stream_type
|
|
from lbrynet.schema.attrs import (
|
|
Source, Playable, Dimmensional, Fee, Image, Video, Audio,
|
|
LanguageList, LocationList, ClaimList, ClaimReference
|
|
)
|
|
from lbrynet.schema.types.v2.claim_pb2 import Claim as ClaimMessage
|
|
|
|
|
|
hachoir_log.use_print = False
|
|
log = logging.getLogger(__name__)
|
|
|
|
|
|
class Claim(Signable):
|
|
|
|
STREAM = 'stream'
|
|
CHANNEL = 'channel'
|
|
COLLECTION = 'collection'
|
|
REPOST = 'repost'
|
|
|
|
__slots__ = 'version',
|
|
|
|
message_class = ClaimMessage
|
|
|
|
def __init__(self, message=None):
|
|
super().__init__(message)
|
|
self.version = 2
|
|
|
|
@property
|
|
def claim_type(self) -> str:
|
|
return self.message.WhichOneof('type')
|
|
|
|
def get_message(self, type_name):
|
|
message = getattr(self.message, type_name)
|
|
if self.claim_type is None:
|
|
message.SetInParent()
|
|
if self.claim_type != type_name:
|
|
raise ValueError(f'Claim is not a {type_name}.')
|
|
return message
|
|
|
|
@property
|
|
def is_stream(self):
|
|
return self.claim_type == self.STREAM
|
|
|
|
@property
|
|
def stream(self) -> 'Stream':
|
|
return Stream(self)
|
|
|
|
@property
|
|
def is_channel(self):
|
|
return self.claim_type == self.CHANNEL
|
|
|
|
@property
|
|
def channel(self) -> 'Channel':
|
|
return Channel(self)
|
|
|
|
@property
|
|
def is_repost(self):
|
|
return self.claim_type == self.REPOST
|
|
|
|
@property
|
|
def repost(self) -> 'Repost':
|
|
return Repost(self)
|
|
|
|
@property
|
|
def is_collection(self):
|
|
return self.claim_type == self.COLLECTION
|
|
|
|
@property
|
|
def collection(self) -> 'Collection':
|
|
return Collection(self)
|
|
|
|
@classmethod
|
|
def from_bytes(cls, data: bytes) -> 'Claim':
|
|
try:
|
|
return super().from_bytes(data)
|
|
except DecodeError:
|
|
claim = cls()
|
|
if data[0] == ord('{'):
|
|
claim.version = 0
|
|
compat.from_old_json_schema(claim, data)
|
|
elif data[0] not in (0, 1):
|
|
claim.version = 1
|
|
compat.from_types_v1(claim, data)
|
|
else:
|
|
raise
|
|
return claim
|
|
|
|
|
|
class BaseClaim:
|
|
|
|
__slots__ = 'claim', 'message'
|
|
|
|
claim_type = None
|
|
object_fields = 'thumbnail',
|
|
repeat_fields = 'tags', 'languages', 'locations'
|
|
|
|
def __init__(self, claim: Claim = None):
|
|
self.claim = claim or Claim()
|
|
self.message = self.claim.get_message(self.claim_type)
|
|
|
|
def to_dict(self):
|
|
claim = MessageToDict(self.claim.message, preserving_proto_field_name=True)
|
|
claim.update(claim.pop(self.claim_type))
|
|
if 'languages' in claim:
|
|
claim['languages'] = self.langtags
|
|
return claim
|
|
|
|
def update(self, **kwargs):
|
|
for key in list(kwargs):
|
|
for field in self.object_fields:
|
|
if key.startswith(f'{field}_'):
|
|
attr = getattr(self, field)
|
|
setattr(attr, key[len(f'{field}_'):], kwargs.pop(key))
|
|
continue
|
|
|
|
for l in self.repeat_fields:
|
|
field = getattr(self, l)
|
|
if kwargs.pop(f'clear_{l}', False):
|
|
del field[:]
|
|
items = kwargs.pop(l, None)
|
|
if items is not None:
|
|
if isinstance(items, str):
|
|
field.append(items)
|
|
elif isinstance(items, list):
|
|
field.extend(items)
|
|
else:
|
|
raise ValueError(f"Unknown {l} value: {items}")
|
|
|
|
for key, value in kwargs.items():
|
|
setattr(self, key, value)
|
|
|
|
@property
|
|
def title(self) -> str:
|
|
return self.claim.message.title
|
|
|
|
@title.setter
|
|
def title(self, title: str):
|
|
self.claim.message.title = title
|
|
|
|
@property
|
|
def description(self) -> str:
|
|
return self.claim.message.description
|
|
|
|
@description.setter
|
|
def description(self, description: str):
|
|
self.claim.message.description = description
|
|
|
|
@property
|
|
def thumbnail(self) -> Source:
|
|
return Source(self.claim.message.thumbnail)
|
|
|
|
@property
|
|
def tags(self) -> List:
|
|
return self.claim.message.tags
|
|
|
|
@property
|
|
def languages(self) -> LanguageList:
|
|
return LanguageList(self.claim.message.languages)
|
|
|
|
@property
|
|
def langtags(self) -> List[str]:
|
|
return [l.langtag for l in self.languages]
|
|
|
|
@property
|
|
def locations(self) -> LocationList:
|
|
return LocationList(self.claim.message.locations)
|
|
|
|
|
|
class Stream(BaseClaim):
|
|
|
|
__slots__ = ()
|
|
|
|
claim_type = Claim.STREAM
|
|
|
|
object_fields = BaseClaim.object_fields + ('source',)
|
|
|
|
def to_dict(self):
|
|
claim = super().to_dict()
|
|
if 'source' in claim:
|
|
if 'hash' in claim['source']:
|
|
claim['source']['hash'] = self.source.file_hash
|
|
if 'sd_hash' in claim['source']:
|
|
claim['source']['sd_hash'] = self.source.sd_hash
|
|
fee = claim.get('fee', {})
|
|
if 'address' in fee:
|
|
fee['address'] = self.fee.address
|
|
if 'amount' in fee:
|
|
fee['amount'] = self.fee.amount
|
|
return claim
|
|
|
|
def update(self, file_path=None, height=None, width=None, duration=None, **kwargs):
|
|
self.fee.update(
|
|
kwargs.pop('fee_address', None),
|
|
kwargs.pop('fee_currency', None),
|
|
kwargs.pop('fee_amount', None)
|
|
)
|
|
|
|
if 'sd_hash' in kwargs:
|
|
self.source.sd_hash = kwargs.pop('sd_hash')
|
|
|
|
stream_type = None
|
|
if file_path is not None:
|
|
stream_type = self.source.update(file_path=file_path)
|
|
elif self.source.name:
|
|
self.source.media_type, stream_type = guess_media_type(self.source.name)
|
|
elif self.source.media_type:
|
|
stream_type = guess_stream_type(self.source.media_type)
|
|
|
|
if stream_type in ('image', 'video', 'audio'):
|
|
media = getattr(self, stream_type)
|
|
media_args = {'file_metadata': None}
|
|
try:
|
|
media_args['file_metadata'] = binary_file_metadata(binary_file_parser(file_path))
|
|
except:
|
|
log.exception('Could not read file metadata.')
|
|
if isinstance(media, Playable):
|
|
media_args['duration'] = duration
|
|
if isinstance(media, Dimmensional):
|
|
media_args['height'] = height
|
|
media_args['width'] = width
|
|
media.update(**media_args)
|
|
|
|
super().update(**kwargs)
|
|
|
|
@property
|
|
def author(self) -> str:
|
|
return self.message.author
|
|
|
|
@author.setter
|
|
def author(self, author: str):
|
|
self.message.author = author
|
|
|
|
@property
|
|
def license(self) -> str:
|
|
return self.message.license
|
|
|
|
@license.setter
|
|
def license(self, license: str):
|
|
self.message.license = license
|
|
|
|
@property
|
|
def license_url(self) -> str:
|
|
return self.message.license_url
|
|
|
|
@license_url.setter
|
|
def license_url(self, license_url: str):
|
|
self.message.license_url = license_url
|
|
|
|
@property
|
|
def release_time(self) -> int:
|
|
return self.message.release_time
|
|
|
|
@release_time.setter
|
|
def release_time(self, release_time: int):
|
|
self.message.release_time = release_time
|
|
|
|
@property
|
|
def fee(self) -> Fee:
|
|
return Fee(self.message.fee)
|
|
|
|
@property
|
|
def has_fee(self) -> bool:
|
|
return self.message.HasField('fee')
|
|
|
|
@property
|
|
def source(self) -> Source:
|
|
return Source(self.message.source)
|
|
|
|
@property
|
|
def image(self) -> Image:
|
|
return Image(self.message.image)
|
|
|
|
@property
|
|
def video(self) -> Video:
|
|
return Video(self.message.video)
|
|
|
|
@property
|
|
def audio(self) -> Audio:
|
|
return Audio(self.message.audio)
|
|
|
|
|
|
class Channel(BaseClaim):
|
|
|
|
__slots__ = ()
|
|
|
|
claim_type = Claim.CHANNEL
|
|
|
|
object_fields = BaseClaim.object_fields + ('cover',)
|
|
repeat_fields = BaseClaim.repeat_fields + ('featured',)
|
|
|
|
def to_dict(self):
|
|
claim = super().to_dict()
|
|
claim['public_key'] = self.public_key
|
|
if 'featured' in claim:
|
|
claim['featured'] = self.featured.ids
|
|
return claim
|
|
|
|
@property
|
|
def public_key(self) -> str:
|
|
return hexlify(self.message.public_key).decode()
|
|
|
|
@public_key.setter
|
|
def public_key(self, sd_public_key: str):
|
|
self.message.public_key = unhexlify(sd_public_key.encode())
|
|
|
|
@property
|
|
def public_key_bytes(self) -> bytes:
|
|
return self.message.public_key
|
|
|
|
@public_key_bytes.setter
|
|
def public_key_bytes(self, public_key: bytes):
|
|
self.message.public_key = public_key
|
|
|
|
@property
|
|
def email(self) -> str:
|
|
return self.message.email
|
|
|
|
@email.setter
|
|
def email(self, email: str):
|
|
self.message.email = email
|
|
|
|
@property
|
|
def website_url(self) -> str:
|
|
return self.message.website_url
|
|
|
|
@website_url.setter
|
|
def website_url(self, website_url: str):
|
|
self.message.website_url = website_url
|
|
|
|
@property
|
|
def cover(self) -> Source:
|
|
return Source(self.message.cover)
|
|
|
|
@property
|
|
def featured(self) -> ClaimList:
|
|
return ClaimList(self.message.featured)
|
|
|
|
|
|
class Repost(BaseClaim):
|
|
|
|
__slots__ = ()
|
|
|
|
claim_type = Claim.REPOST
|
|
|
|
@property
|
|
def reference(self) -> ClaimReference:
|
|
return ClaimReference(self.message)
|
|
|
|
|
|
class Collection(BaseClaim):
|
|
|
|
__slots__ = ()
|
|
|
|
claim_type = Claim.COLLECTION
|
|
|
|
repeat_fields = BaseClaim.repeat_fields + ('claims',)
|
|
|
|
def to_dict(self):
|
|
claim = super().to_dict()
|
|
if 'claim_references' in claim:
|
|
claim['claim_references'] = self.claims.ids
|
|
return claim
|
|
|
|
@property
|
|
def claims(self) -> ClaimList:
|
|
return ClaimList(self.message)
|