let stream_update work on non-stream claims

lbry/extras/daemon/daemon.py

@@ -37,7 +37,8 @@ from lbry.dht.peer import make_kademlia_peer
 from lbry.error import (
     DownloadSDTimeoutError, ComponentsNotStartedError, ComponentStartConditionNotMetError,
     CommandDoesNotExistError, BaseError, WalletNotFoundError, WalletAlreadyLoadedError, WalletAlreadyExistsError,
-    ConflictingInputValueError, AlreadyPurchasedError, PrivateKeyNotFoundError, InputStringIsBlankError
+    ConflictingInputValueError, AlreadyPurchasedError, PrivateKeyNotFoundError, InputStringIsBlankError,
+    InputValueError
 )
 from lbry.extras import system_info
 from lbry.extras.daemon import analytics
@@ -3614,15 +3615,17 @@ class Daemon(metaclass=JSONRPCServerType):
         )
         if len(existing_claims) != 1:
             account_ids = ', '.join(f"'{account.id}'" for account in accounts)
-            # TODO: use error from lbry.error
-            raise Exception(
+            raise InputValueError(
                 f"Can't find the stream '{claim_id}' in account(s) {account_ids}."
             )
+
         old_txo = existing_claims[0]
-        if not old_txo.claim.is_stream:
-            # TODO: use error from lbry.error
-            raise Exception(
-                f"A claim with id '{claim_id}' was found but it is not a stream claim."
+        if not old_txo.claim.is_stream and not old_txo.claim.is_repost:
+            # in principle it should work with any type of claim, but its safer to
+            # limit it to ones we know won't be broken. in the future we can expand
+            # this if we have a test case for e.g. channel or support claims
+            raise InputValueError(
+                f"A claim with id '{claim_id}' was found but it is not a stream or repost claim."
             )
 
         if bid is not None:
@@ -3653,28 +3656,32 @@ class Daemon(metaclass=JSONRPCServerType):
 
         if replace:
             claim = Claim()
-            if old_txo.claim.stream.has_source:
-                claim.stream.message.source.CopyFrom(
-                    old_txo.claim.stream.message.source
-                )
-            stream_type = old_txo.claim.stream.stream_type
-            if stream_type:
-                old_stream_type = getattr(old_txo.claim.stream.message, stream_type)
-                new_stream_type = getattr(claim.stream.message, stream_type)
-                new_stream_type.CopyFrom(old_stream_type)
-            claim.stream.update(file_path=file_path, **kwargs)
+            if old_txo.claim.is_stream:
+                if old_txo.claim.stream.has_source:
+                    claim.stream.message.source.CopyFrom(
+                        old_txo.claim.stream.message.source
+                    )
+                stream_type = old_txo.claim.stream.stream_type
+                if stream_type:
+                    old_stream_type = getattr(old_txo.claim.stream.message, stream_type)
+                    new_stream_type = getattr(claim.stream.message, stream_type)
+                    new_stream_type.CopyFrom(old_stream_type)
         else:
             claim = Claim.from_bytes(old_txo.claim.to_bytes())
+
+        if old_txo.claim.is_stream:
             claim.stream.update(file_path=file_path, **kwargs)
+
         if clear_channel:
             claim.clear_signature()
         tx = await Transaction.claim_update(
             old_txo, claim, amount, claim_address, funding_accounts, funding_accounts[0],
             channel if not clear_channel else None
         )
+
         new_txo = tx.outputs[0]
         stream_hash = None
-        if not preview:
+        if not preview and old_txo.claim.is_stream:
             old_stream = self.file_manager.get_filtered(sd_hash=old_txo.claim.stream.source.sd_hash)
             old_stream = old_stream[0] if old_stream else None
             if file_path is not None:

tests/integration/claims/test_claim_commands.py

@@ -1499,6 +1499,11 @@ class StreamCommands(ClaimTestCase):
         self.assertEqual(resolved['@reposting-goodies/repost-on-channel'], search)
         self.assertEqual(resolved['newstuff-again']['reposted_claim']['name'], 'newstuff')
 
+        await self.stream_update(repost_id, bid='0.42')
+        searched_repost = (await self.claim_search(claim_id=repost_id))[0]
+        self.assertEqual(searched_repost['amount'], '0.42')
+        self.assertEqual(searched_repost['signing_channel']['claim_id'], spam_claim_id)
+
     async def test_filtering_channels_for_removing_content(self):
         await self.channel_create('@some_channel', '0.1')
         await self.stream_create('good_content', '0.1', channel_name='@some_channel', tags=['good'])