git.delta.rocks / unique-network / refs/commits / cfe76c116514

275			<Owned<T>>::remove((collection.id, from.as_sub(), token));275			<Owned<T>>::remove((collection.id, from.as_sub(), token));
276			<Owned<T>>::insert((collection.id, to.as_sub(), token), true);276			<Owned<T>>::insert((collection.id, to.as_sub(), token), true);
277		}277		}
278		Self::set_allowance_unchecked(collection, from, token, None);278		Self::set_allowance_unchecked(collection, from, token, None, true);
279279
280		collection.log_infallible(ERC721Events::Transfer {280		collection.log_infallible(ERC721Events::Transfer {
281			from: *from.as_eth(),281			from: *from.as_eth(),
385		sender: &T::CrossAccountId,385		sender: &T::CrossAccountId,
386		token: TokenId,386		token: TokenId,
387		spender: Option<&T::CrossAccountId>,387		spender: Option<&T::CrossAccountId>,
388		assume_implicit_eth: bool,
388	) {389	) {
389		if let Some(spender) = spender {390		if let Some(spender) = spender {
390			let old_spender = <Allowance<T>>::get((collection.id, token));391			let old_spender = <Allowance<T>>::get((collection.id, token));
418			}419			}
419		} else {420		} else {
420			let old_spender = <Allowance<T>>::take((collection.id, token));421			let old_spender = <Allowance<T>>::take((collection.id, token));
422			if !assume_implicit_eth {
421			// In ERC721 there is only one possible approved user of token, so we set423				// In ERC721 there is only one possible approved user of token, so we set
422			// approved user to zero address424				// approved user to zero address
423			collection.log_infallible(ERC721Events::Approval {425				collection.log_infallible(ERC721Events::Approval {
424				owner: *sender.as_eth(),426					owner: *sender.as_eth(),
425				approved: H160::default(),427					approved: H160::default(),
426				token_id: token.into(),428					token_id: token.into(),
427			});429				});
430			}
428			// In Unique chain, any token can have any amount of approved users, so we need to431			// In Unique chain, any token can have any amount of approved users, so we need to
429			// set allowance of old owner to 0432			// set allowance of old owner to 0
430			if let Some(old_spender) = old_spender {433			if let Some(old_spender) = old_spender {
466469
467		// =========470		// =========
468471
469		Self::set_allowance_unchecked(collection, sender, token, spender);472		Self::set_allowance_unchecked(collection, sender, token, spender, false);
470		Ok(())473		Ok(())
471	}474	}
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