{ "fileName": "ERC1155Pausable.sol", "contractName": "ERC1155Pausable", "source": "// SPDX-License-Identifier: MIT\n\npragma solidity ^0.7.0;\n\nimport \"./ERC1155.sol\";\nimport \"../../utils/Pausable.sol\";\n\n/**\n * @dev ERC1155 token with pausable token transfers, minting and burning.\n *\n * Useful for scenarios such as preventing trades until the end of an evaluation\n * period, or having an emergency switch for freezing all token transfers in the\n * event of a large bug.\n *\n * _Available since v3.1._\n */\nabstract contract ERC1155Pausable is ERC1155, Pausable {\n /**\n * @dev See {ERC1155-_beforeTokenTransfer}.\n *\n * Requirements:\n *\n * - the contract must not be paused.\n */\n function _beforeTokenTransfer(\n address operator,\n address from,\n address to,\n uint256[] memory ids,\n uint256[] memory amounts,\n bytes memory data\n )\n internal virtual override\n {\n super._beforeTokenTransfer(operator, from, to, ids, amounts, data);\n\n require(!paused(), \"ERC1155Pausable: token transfer while paused\");\n }\n}\n", "sourcePath": "contracts/token/ERC1155/ERC1155Pausable.sol", "sourceMap": "", "deployedSourceMap": "", "abi": [ { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "account", "type": "address" }, { "indexed": true, "internalType": "address", "name": "operator", "type": "address" }, { "indexed": false, "internalType": "bool", "name": "approved", "type": "bool" } ], "name": "ApprovalForAll", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "address", "name": "account", "type": "address" } ], "name": "Paused", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "operator", "type": "address" }, { "indexed": true, "internalType": "address", "name": "from", "type": "address" }, { "indexed": true, "internalType": "address", "name": "to", "type": "address" }, { "indexed": false, "internalType": "uint256[]", "name": "ids", "type": "uint256[]" }, { "indexed": false, "internalType": "uint256[]", "name": "values", "type": "uint256[]" } ], "name": "TransferBatch", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "operator", "type": "address" }, { "indexed": true, "internalType": "address", "name": "from", "type": "address" }, { "indexed": true, "internalType": "address", "name": "to", "type": "address" }, { "indexed": false, "internalType": "uint256", "name": "id", "type": "uint256" }, { "indexed": false, "internalType": "uint256", "name": "value", "type": "uint256" } ], "name": "TransferSingle", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "string", "name": "value", "type": "string" }, { "indexed": true, "internalType": "uint256", "name": "id", "type": "uint256" } ], "name": "URI", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "address", "name": "account", "type": "address" } ], "name": "Unpaused", "type": "event" }, { "inputs": [ { "internalType": "address", "name": "account", "type": "address" }, { "internalType": "uint256", "name": "id", "type": "uint256" } ], "name": "balanceOf", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address[]", "name": "accounts", "type": "address[]" }, { "internalType": "uint256[]", "name": "ids", "type": "uint256[]" } ], "name": "balanceOfBatch", "outputs": [ { "internalType": "uint256[]", "name": "", "type": "uint256[]" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "account", "type": "address" }, { "internalType": "address", "name": "operator", "type": "address" } ], "name": "isApprovedForAll", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "paused", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "from", "type": "address" }, { "internalType": "address", "name": "to", "type": "address" }, { "internalType": "uint256[]", "name": "ids", "type": "uint256[]" }, { "internalType": "uint256[]", "name": "amounts", "type": "uint256[]" }, { "internalType": "bytes", "name": "data", "type": "bytes" } ], "name": "safeBatchTransferFrom", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "from", "type": "address" }, { "internalType": "address", "name": "to", "type": "address" }, { "internalType": "uint256", "name": "id", "type": "uint256" }, { "internalType": "uint256", "name": "amount", "type": "uint256" }, { "internalType": "bytes", "name": "data", "type": "bytes" } ], "name": "safeTransferFrom", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "operator", "type": "address" }, { "internalType": "bool", "name": "approved", "type": "bool" } ], "name": "setApprovalForAll", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "bytes4", "name": "interfaceId", "type": "bytes4" } ], "name": "supportsInterface", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "name": "uri", "outputs": [ { "internalType": "string", "name": "", "type": "string" } ], "stateMutability": "view", "type": "function" } ], "ast": { "absolutePath": "contracts/token/ERC1155/ERC1155Pausable.sol", "exportedSymbols": { "ERC1155Pausable": [ 8481 ] }, "id": 8482, "license": "MIT", "nodeType": "SourceUnit", "nodes": [ { "id": 8435, "literals": [ "solidity", "^", "0.7", ".0" ], "nodeType": "PragmaDirective", "src": "33:23:79" }, { "absolutePath": "contracts/token/ERC1155/ERC1155.sol", "file": "./ERC1155.sol", "id": 8436, "nodeType": "ImportDirective", "scope": 8482, "sourceUnit": 8314, "src": "58:23:79", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "contracts/utils/Pausable.sol", "file": "../../utils/Pausable.sol", "id": 8437, "nodeType": "ImportDirective", "scope": 8482, "sourceUnit": 13995, "src": "82:34:79", "symbolAliases": [], "unitAlias": "" }, { "abstract": true, "baseContracts": [ { "arguments": null, "baseName": { "contractScope": null, "id": 8439, "name": "ERC1155", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 8313, "src": "457:7:79", "typeDescriptions": { "typeIdentifier": "t_contract$_ERC1155_$8313", "typeString": "contract ERC1155" } }, "id": 8440, "nodeType": "InheritanceSpecifier", "src": "457:7:79" }, { "arguments": null, "baseName": { "contractScope": null, "id": 8441, "name": "Pausable", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 13994, "src": "466:8:79", "typeDescriptions": { "typeIdentifier": "t_contract$_Pausable_$13994", "typeString": "contract Pausable" } }, "id": 8442, "nodeType": "InheritanceSpecifier", "src": "466:8:79" } ], "contractDependencies": [ 22, 1802, 2048, 8313, 8631, 8646, 13994 ], "contractKind": "contract", "documentation": { "id": 8438, "nodeType": "StructuredDocumentation", "src": "118:301:79", "text": " @dev ERC1155 token with pausable token transfers, minting and burning.\n Useful for scenarios such as preventing trades until the end of an evaluation\n period, or having an emergency switch for freezing all token transfers in the\n event of a large bug.\n _Available since v3.1._" }, "fullyImplemented": false, "id": 8481, "linearizedBaseContracts": [ 8481, 13994, 8313, 8646, 8631, 1802, 2048, 22 ], "name": "ERC1155Pausable", "nodeType": "ContractDefinition", "nodes": [ { "baseFunctions": [ 8152 ], "body": { "id": 8479, "nodeType": "Block", 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"t_stringliteral_382791644f51336ed3667770955aa8eb4efb839029c48708cadb22e92d271435", "typeString": "literal_string \"ERC1155Pausable: token transfer while paused\"" } ], "id": 8472, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ -18, -18 ], "referencedDeclaration": -18, "src": "942:7:79", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 8477, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "942:66:79", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 8478, "nodeType": "ExpressionStatement", "src": "942:66:79" } ] }, "documentation": { "id": 8443, "nodeType": "StructuredDocumentation", "src": "481:136:79", "text": " @dev See {ERC1155-_beforeTokenTransfer}.\n Requirements:\n - the contract must not be paused." }, "id": 8480, "implemented": true, "kind": "function", "modifiers": [], "name": "_beforeTokenTransfer", "nodeType": "FunctionDefinition", "overrides": { "id": 8459, "nodeType": "OverrideSpecifier", "overrides": [], "src": "842:8:79" }, "parameters": { "id": 8458, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 8445, "mutability": "mutable", "name": "operator", "nodeType": "VariableDeclaration", "overrides": null, "scope": 8480, "src": "661:16:79", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 8444, "name": "address", "nodeType": "ElementaryTypeName", "src": "661:7:79", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 8447, "mutability": "mutable", "name": "from", "nodeType": 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"typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "src": "651:165:79" }, "returnParameters": { "id": 8460, "nodeType": "ParameterList", "parameters": [], "src": "855:0:79" }, "scope": 8481, "src": "622:393:79", "stateMutability": "nonpayable", "virtual": true, "visibility": "internal" } ], "scope": 8482, "src": "420:597:79" } ], "src": "33:985:79" }, "bytecode": "0x", "deployedBytecode": "0x", "compiler": { "name": "solc", "version": "0.7.0+commit.9e61f92b.Emscripten.clang", "optimizer": { "enabled": false, "runs": 200 }, "evmVersion": "petersburg" } }