NoBey/openzeppelin-contracts
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

allow using approve/_approve to clean approval

Browse Source
This commit is contained in:
Hadrien Croubois
2023-07-12 13:42:46 +02:00
parent e9f03bd211
commit de570d0d14
1 changed files with 4 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
contracts/token/ERC721/ERC721.sol
View File

@ -114,9 +114,10 @@ abstract contract ERC721 is Context, ERC165, IERC721, IERC721Metadata, IERC721Er
*/
function approve(address to, uint256 tokenId) public virtual {
address owner = ownerOf(tokenId);
address caller = _msgSender();
if (_msgSender() != owner && !isApprovedForAll(owner, _msgSender())) {
revert ERC721InvalidApprover(_msgSender());
if (owner != caller && !isApprovedForAll(owner, caller)) {
revert ERC721InvalidApprover(caller);
}
_approve(to, tokenId);
@ -390,7 +391,7 @@ abstract contract ERC721 is Context, ERC165, IERC721, IERC721Metadata, IERC721Er
*/
function _approve(address to, uint256 tokenId) internal virtual {
address owner = ownerOf(tokenId);
if (to == owner || to == address(0)) {
if (to == owner) {
revert ERC721InvalidOperator(to);
}
_tokenApprovals[tokenId] = to;