forked from LBRYCommunity/lbry-sdk
62 lines
2.4 KiB
Python
62 lines
2.4 KiB
Python
import logging
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import mimetypes
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import os
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from twisted.internet import defer
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from lbrynet.core import file_utils
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from lbrynet.lbryfilemanager.EncryptedFileCreator import create_lbry_file
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from lbrynet.lbryfile.StreamDescriptor import publish_sd_blob
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from lbrynet.metadata.Metadata import Metadata
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log = logging.getLogger(__name__)
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class Publisher(object):
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def __init__(self, session, lbry_file_manager, wallet):
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self.session = session
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self.lbry_file_manager = lbry_file_manager
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self.wallet = wallet
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self.lbry_file = None
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@defer.inlineCallbacks
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def publish_stream(self, name, file_path, bid, metadata):
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log.info('Starting publish for %s', name)
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file_name = os.path.basename(file_path)
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with file_utils.get_read_handle(file_path) as read_handle:
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stream_hash = yield create_lbry_file(self.session, self.lbry_file_manager, file_name,
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read_handle)
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prm = self.session.payment_rate_manager
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self.lbry_file = yield self.lbry_file_manager.add_lbry_file(stream_hash, prm)
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sd_hash = yield publish_sd_blob(self.lbry_file_manager.stream_info_manager,
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self.session.blob_manager, self.lbry_file.stream_hash)
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if 'sources' not in metadata:
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metadata['sources'] = {}
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metadata['sources']['lbry_sd_hash'] = sd_hash
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metadata['content_type'] = get_content_type(file_path)
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metadata['ver'] = Metadata.current_version
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claim_out = yield self.make_claim(name, bid, metadata)
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self.lbry_file.completed = True
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yield self.lbry_file.load_file_attributes()
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yield self.lbry_file.save_status()
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defer.returnValue(claim_out)
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@defer.inlineCallbacks
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def update_stream(self, name, bid, metadata):
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my_claim = yield self.wallet.get_my_claim(name)
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updated_metadata = my_claim['value']
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for meta_key in metadata:
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updated_metadata[meta_key] = metadata[meta_key]
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claim_out = yield self.make_claim(name, bid, updated_metadata)
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defer.returnValue(claim_out)
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@defer.inlineCallbacks
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def make_claim(self, name, bid, metadata):
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validated_metadata = Metadata(metadata)
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claim_out = yield self.wallet.claim_name(name, bid, validated_metadata)
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defer.returnValue(claim_out)
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def get_content_type(filename):
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return mimetypes.guess_type(filename)[0] or 'application/octet-stream'
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