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[ { "name": "spender", "type": "address" }, { "name": "subtractedValue", "type": "uint256" } ], "name": "decreaseAllowance", "outputs": [ { "name": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": true, "inputs": [ { "name": "owner", "type": "address" }, { "name": "spender", "type": "address" } ], "name": "allowance", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "anonymous": false, "inputs": [ { "indexed": true, "name": "from", "type": "address" }, { "indexed": true, "name": "to", "type": "address" }, { "indexed": false, "name": "value", "type": "uint256" } ], "name": "Transfer", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "name": "owner", "type": "address" }, { "indexed": true, "name": "spender", "type": "address" }, { "indexed": false, "name": "value", "type": "uint256" } ], "name": "Approval", "type": "event" }, { 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"source": "pragma solidity ^0.4.24;\n\nimport \"openzeppelin-eth/contracts/token/ERC20/ERC20.sol\";\nimport \"./TPLRestrictedReceiverTokenInterface.sol\";\nimport \"../AttributeRegistryInterface.sol\";\n\n\n/**\n * @title Permissioned ERC20 token: transfers are restricted to valid receivers.\n */\ncontract TPLRestrictedReceiverToken is Initializable, ERC20, TPLRestrictedReceiverTokenInterface {\n\n // declare registry interface, used to request attributes from a jurisdiction\n AttributeRegistryInterface private _registry;\n\n // declare attribute ID required in order to receive transferred tokens\n uint256 private _validAttributeTypeID;\n\n /**\n * @notice Check if an account is approved to receive token transfers at\n * account `receiver`.\n * @param receiver address The account of the recipient.\n * @return True if the receiver is valid, false otherwise.\n */\n function canReceive(address receiver) external view returns (bool) {\n return _registry.hasAttribute(receiver, _validAttributeTypeID);\n }\n\n /**\n * @notice Get the account of the utilized attribute registry.\n * @return The account of the registry.\n */\n function getRegistry() external view returns (address) {\n return address(_registry);\n }\n\n /**\n * @notice Get the ID of the attribute type required to receive tokens.\n * @return The ID of the required attribute type.\n */\n function getValidAttributeID() external view returns (uint256) {\n return _validAttributeTypeID;\n }\n\n /**\n * @notice The initializer function, with an associated attribute registry at\n * `registry` and an assignable attribute type with ID `validAttributeTypeID`.\n * @param registry address The account of the associated attribute registry. \n * @param validAttributeTypeID uint256 The ID of the required attribute type.\n * @dev Note that it may be appropriate to require that the referenced\n * attribute registry supports the correct interface via EIP-165.\n */\n function initialize(\n AttributeRegistryInterface registry,\n uint256 validAttributeTypeID\n )\n public\n initializer\n {\n _registry = AttributeRegistryInterface(registry);\n _validAttributeTypeID = validAttributeTypeID;\n }\n\n /**\n * @notice Transfer an amount of `value` to a receiver at account `to`.\n * @param to address The account of the receiver.\n * @param value uint256 the amount to be transferred.\n * @return True if the transfer was successful.\n */\n function transfer(address to, uint256 value) public returns (bool) {\n require(\n _registry.hasAttribute(to, _validAttributeTypeID),\n \"Transfer failed - receiver is not approved.\"\n );\n return super.transfer(to, value);\n }\n\n /**\n * @notice Transfer an amount of `value` to a receiver at account `to` on\n * behalf of a sender at account `from`.\n * @param to address The account of the receiver.\n * @param from address The account of the sender.\n * @param value uint256 the amount to be transferred.\n * @return True if the transfer was successful.\n */\n function transferFrom(\n address from,\n address to,\n uint256 value\n ) public returns (bool) {\n require(\n _registry.hasAttribute(to, _validAttributeTypeID),\n \"Transfer failed - receiver is not approved.\"\n );\n return super.transferFrom(from, to, value);\n }\n}\n", "sourcePath": "tpl-contracts-eth/contracts/token/TPLRestrictedReceiverToken.sol", "ast": { "absolutePath": "tpl-contracts-eth/contracts/token/TPLRestrictedReceiverToken.sol", "exportedSymbols": { "TPLRestrictedReceiverToken": [ 1847 ] }, "id": 1848, "nodeType": "SourceUnit", "nodes": [ { "id": 1728, "literals": [ "solidity", "^", "0.4", ".24" ], "nodeType": "PragmaDirective", "src": "0:24:14" }, { "absolutePath": "openzeppelin-eth/contracts/token/ERC20/ERC20.sol", "file": "openzeppelin-eth/contracts/token/ERC20/ERC20.sol", "id": 1729, "nodeType": "ImportDirective", "scope": 1848, "sourceUnit": 1354, "src": "26:58:14", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "tpl-contracts-eth/contracts/token/TPLRestrictedReceiverTokenInterface.sol", "file": "./TPLRestrictedReceiverTokenInterface.sol", "id": 1730, "nodeType": "ImportDirective", "scope": 1848, "sourceUnit": 1863, "src": "85:51:14", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "tpl-contracts-eth/contracts/AttributeRegistryInterface.sol", "file": "../AttributeRegistryInterface.sol", "id": 1731, "nodeType": "ImportDirective", "scope": 1848, "sourceUnit": 1727, "src": "137:43:14", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [ { "arguments": null, "baseName": { "contractScope": null, "id": 1732, "name": "Initializable", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 1918, "src": "311:13:14", "typeDescriptions": { "typeIdentifier": "t_contract$_Initializable_$1918", "typeString": "contract Initializable" } }, "id": 1733, "nodeType": "InheritanceSpecifier", "src": "311:13:14" }, { "arguments": null, "baseName": { "contractScope": null, "id": 1734, "name": "ERC20", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 1353, "src": "326:5:14", "typeDescriptions": { "typeIdentifier": "t_contract$_ERC20_$1353", "typeString": "contract ERC20" } }, "id": 1735, "nodeType": "InheritanceSpecifier", "src": "326:5:14" }, { "arguments": null, "baseName": { "contractScope": null, "id": 1736, "name": "TPLRestrictedReceiverTokenInterface", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 1862, "src": "333:35:14", "typeDescriptions": { "typeIdentifier": "t_contract$_TPLRestrictedReceiverTokenInterface_$1862", "typeString": "contract TPLRestrictedReceiverTokenInterface" } }, "id": 1737, "nodeType": "InheritanceSpecifier", "src": "333:35:14" } ], "contractDependencies": [ 1353, 1612, 1862, 1918 ], "contractKind": "contract", "documentation": "@title Permissioned ERC20 token: transfers are restricted to valid receivers.", "fullyImplemented": true, "id": 1847, "linearizedBaseContracts": [ 1847, 1862, 1353, 1612, 1918 ], "name": "TPLRestrictedReceiverToken", "nodeType": "ContractDefinition", "nodes": [ { "constant": false, "id": 1739, "name": "_registry", "nodeType": "VariableDeclaration", "scope": 1847, "src": "454:44:14", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" }, "typeName": { "contractScope": null, "id": 1738, "name": "AttributeRegistryInterface", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 1726, "src": "454:26:14", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } }, "value": null, "visibility": "private" }, { "constant": false, "id": 1741, "name": "_validAttributeTypeID", "nodeType": "VariableDeclaration", "scope": 1847, "src": "577:37:14", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 1740, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "577:7:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "private" }, { "body": { "id": 1754, "nodeType": "Block", "src": "918:73:14", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 1750, "name": "receiver", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1743, "src": "954:8:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 1751, "name": "_validAttributeTypeID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1741, "src": "964:21:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "id": 1748, "name": "_registry", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1739, "src": "931:9:14", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } }, "id": 1749, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "hasAttribute", "nodeType": "MemberAccess", "referencedDeclaration": 1704, "src": "931:22:14", "typeDescriptions": { "typeIdentifier": "t_function_external_view$_t_address_$_t_uint256_$returns$_t_bool_$", "typeString": "function (address,uint256) view external returns (bool)" } }, "id": 1752, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "931:55:14", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "functionReturnParameters": 1747, "id": 1753, "nodeType": "Return", "src": "924:62:14" } ] }, "documentation": "@notice Check if an account is approved to receive token transfers at\naccount `receiver`.\n@param receiver address The account of the recipient.\n@return True if the receiver is valid, false otherwise.", "id": 1755, "implemented": true, "isConstructor": false, "isDeclaredConst": true, "modifiers": [], "name": "canReceive", "nodeType": "FunctionDefinition", "parameters": { "id": 1744, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1743, "name": "receiver", "nodeType": "VariableDeclaration", "scope": 1755, "src": "871:16:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 1742, "name": "address", "nodeType": "ElementaryTypeName", "src": "871:7:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "870:18:14" }, "payable": false, "returnParameters": { "id": 1747, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1746, "name": "", "nodeType": "VariableDeclaration", "scope": 1755, "src": "912:4:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 1745, "name": "bool", "nodeType": "ElementaryTypeName", "src": "912:4:14", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" } ], "src": "911:6:14" }, "scope": 1847, "src": "851:140:14", "stateMutability": "view", "superFunction": 1856, "visibility": "external" }, { "body": { "id": 1764, "nodeType": "Block", "src": "1169:36:14", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 1761, "name": "_registry", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1739, "src": "1190:9:14", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } ], "id": 1760, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "1182:7:14", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": "address" }, "id": 1762, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1182:18:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "functionReturnParameters": 1759, "id": 1763, "nodeType": "Return", "src": "1175:25:14" } ] }, "documentation": "@notice Get the account of the utilized attribute registry.\n@return The account of the registry.", "id": 1765, "implemented": true, "isConstructor": false, "isDeclaredConst": true, "modifiers": [], "name": "getRegistry", "nodeType": "FunctionDefinition", "parameters": { "id": 1756, "nodeType": "ParameterList", "parameters": [], "src": "1134:2:14" }, "payable": false, "returnParameters": { "id": 1759, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1758, "name": "", "nodeType": "VariableDeclaration", "scope": 1765, "src": "1160:7:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 1757, "name": "address", "nodeType": "ElementaryTypeName", "src": "1160:7:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "1159:9:14" }, "scope": 1847, "src": "1114:91:14", "stateMutability": "view", "superFunction": 1861, "visibility": "external" }, { "body": { "id": 1772, "nodeType": "Block", "src": "1410:39:14", "statements": [ { "expression": { "argumentTypes": null, "id": 1770, "name": "_validAttributeTypeID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1741, "src": "1423:21:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "functionReturnParameters": 1769, "id": 1771, "nodeType": "Return", "src": "1416:28:14" } ] }, "documentation": "@notice Get the ID of the attribute type required to receive tokens.\n@return The ID of the required attribute type.", "id": 1773, "implemented": true, "isConstructor": false, "isDeclaredConst": true, "modifiers": [], "name": "getValidAttributeID", "nodeType": "FunctionDefinition", "parameters": { "id": 1766, "nodeType": "ParameterList", "parameters": [], "src": "1375:2:14" }, "payable": false, "returnParameters": { "id": 1769, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1768, "name": "", "nodeType": "VariableDeclaration", "scope": 1773, "src": "1401:7:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 1767, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1401:7:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "1400:9:14" }, "scope": 1847, "src": "1347:102:14", "stateMutability": "view", "superFunction": null, "visibility": "external" }, { "body": { "id": 1792, "nodeType": "Block", "src": "2049:109:14", "statements": [ { "expression": { "argumentTypes": null, "id": 1786, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 1782, "name": "_registry", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1739, "src": "2055:9:14", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 1784, "name": "registry", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1775, "src": "2094:8:14", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } ], "id": 1783, "name": "AttributeRegistryInterface", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1726, "src": "2067:26:14", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_AttributeRegistryInterface_$1726_$", "typeString": "type(contract AttributeRegistryInterface)" } }, "id": 1785, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2067:36:14", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } }, "src": "2055:48:14", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } }, "id": 1787, "nodeType": "ExpressionStatement", "src": "2055:48:14" }, { "expression": { "argumentTypes": null, "id": 1790, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 1788, "name": "_validAttributeTypeID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1741, "src": "2109:21:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "id": 1789, "name": "validAttributeTypeID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1777, "src": "2133:20:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "2109:44:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 1791, "nodeType": "ExpressionStatement", "src": "2109:44:14" } ] }, "documentation": "@notice The initializer function, with an associated attribute registry at\n`registry` and an assignable attribute type with ID `validAttributeTypeID`.\n@param registry address The account of the associated attribute registry. \n@param validAttributeTypeID uint256 The ID of the required attribute type.\n@dev Note that it may be appropriate to require that the referenced\nattribute registry supports the correct interface via EIP-165.", "id": 1793, "implemented": true, "isConstructor": false, "isDeclaredConst": false, "modifiers": [ { "arguments": null, "id": 1780, "modifierName": { "argumentTypes": null, "id": 1779, "name": "initializer", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1899, "src": "2035:11:14", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "2035:11:14" } ], "name": "initialize", "nodeType": "FunctionDefinition", "parameters": { "id": 1778, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1775, "name": "registry", "nodeType": "VariableDeclaration", "scope": 1793, "src": "1946:35:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" }, "typeName": { "contractScope": null, "id": 1774, "name": "AttributeRegistryInterface", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 1726, "src": "1946:26:14", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 1777, "name": "validAttributeTypeID", "nodeType": "VariableDeclaration", "scope": 1793, "src": "1987:28:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 1776, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1987:7:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "1940:79:14" }, "payable": false, "returnParameters": { "id": 1781, "nodeType": "ParameterList", "parameters": [], "src": "2049:0:14" }, "scope": 1847, "src": "1921:237:14", "stateMutability": "nonpayable", "superFunction": null, "visibility": "public" }, { "body": { "id": 1817, "nodeType": "Block", "src": "2473:172:14", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 1805, "name": "to", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1795, "src": "2517:2:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 1806, "name": "_validAttributeTypeID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1741, "src": "2521:21:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "id": 1803, "name": "_registry", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1739, "src": "2494:9:14", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } }, "id": 1804, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "hasAttribute", "nodeType": "MemberAccess", "referencedDeclaration": 1704, "src": "2494:22:14", "typeDescriptions": { "typeIdentifier": "t_function_external_view$_t_address_$_t_uint256_$returns$_t_bool_$", "typeString": "function (address,uint256) view external returns (bool)" } }, "id": 1807, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2494:49:14", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "hexValue": "5472616e73666572206661696c6564202d207265636569766572206973206e6f7420617070726f7665642e", "id": 1808, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "2551:45:14", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_090d1511a572d6b47618022ede5b917a6c32c9b147a28b90114c0c90a0f3f7a5", "typeString": "literal_string \"Transfer failed - receiver is not approved.\"" }, "value": "Transfer failed - receiver is not approved." } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_090d1511a572d6b47618022ede5b917a6c32c9b147a28b90114c0c90a0f3f7a5", "typeString": "literal_string \"Transfer failed - receiver is not approved.\"" } ], "id": 1802, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 1936, 1937 ], "referencedDeclaration": 1937, "src": "2479:7:14", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 1809, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2479:123:14", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 1810, "nodeType": "ExpressionStatement", "src": "2479:123:14" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 1813, "name": "to", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1795, "src": "2630:2:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 1814, "name": "value", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1797, "src": "2634:5:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "id": 1811, "name": "super", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1975, "src": "2615:5:14", "typeDescriptions": { "typeIdentifier": "t_super$_TPLRestrictedReceiverToken_$1847", "typeString": "contract super TPLRestrictedReceiverToken" } }, "id": 1812, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "transfer", "nodeType": "MemberAccess", "referencedDeclaration": 981, "src": "2615:14:14", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$_t_bool_$", "typeString": "function (address,uint256) returns (bool)" } }, "id": 1815, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2615:25:14", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "functionReturnParameters": 1801, "id": 1816, "nodeType": "Return", "src": "2608:32:14" } ] }, "documentation": "@notice Transfer an amount of `value` to a receiver at account `to`.\n@param to address The account of the receiver.\n@param value uint256 the amount to be transferred.\n@return True if the transfer was successful.", "id": 1818, "implemented": true, "isConstructor": false, "isDeclaredConst": false, "modifiers": [], "name": "transfer", "nodeType": "FunctionDefinition", "parameters": { "id": 1798, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1795, "name": "to", "nodeType": "VariableDeclaration", "scope": 1818, "src": "2424:10:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 1794, "name": "address", "nodeType": "ElementaryTypeName", "src": "2424:7:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 1797, "name": "value", "nodeType": "VariableDeclaration", "scope": 1818, "src": "2436:13:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 1796, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "2436:7:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "2423:27:14" }, "payable": false, "returnParameters": { "id": 1801, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1800, "name": "", "nodeType": "VariableDeclaration", "scope": 1818, "src": "2467:4:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 1799, "name": "bool", "nodeType": "ElementaryTypeName", "src": "2467:4:14", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" } ], "src": "2466:6:14" }, "scope": 1847, "src": "2406:239:14", "stateMutability": "nonpayable", "superFunction": 981, "visibility": "public" }, { "body": { "id": 1845, "nodeType": "Block", "src": "3091:182:14", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 1832, "name": "to", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1822, "src": "3135:2:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 1833, "name": "_validAttributeTypeID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1741, "src": "3139:21:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "id": 1830, "name": "_registry", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1739, "src": "3112:9:14", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } }, "id": 1831, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "hasAttribute", "nodeType": "MemberAccess", "referencedDeclaration": 1704, "src": "3112:22:14", "typeDescriptions": { "typeIdentifier": "t_function_external_view$_t_address_$_t_uint256_$returns$_t_bool_$", "typeString": "function (address,uint256) view external returns (bool)" } }, "id": 1834, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3112:49:14", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "hexValue": "5472616e73666572206661696c6564202d207265636569766572206973206e6f7420617070726f7665642e", "id": 1835, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "3169:45:14", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_090d1511a572d6b47618022ede5b917a6c32c9b147a28b90114c0c90a0f3f7a5", "typeString": "literal_string \"Transfer failed - receiver is not approved.\"" }, "value": "Transfer failed - receiver is not approved." } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_090d1511a572d6b47618022ede5b917a6c32c9b147a28b90114c0c90a0f3f7a5", "typeString": "literal_string \"Transfer failed - receiver is not approved.\"" } ], "id": 1829, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 1936, 1937 ], "referencedDeclaration": 1937, "src": "3097:7:14", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 1836, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3097:123:14", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 1837, "nodeType": "ExpressionStatement", "src": "3097:123:14" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 1840, "name": "from", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1820, "src": "3252:4:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 1841, "name": "to", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1822, "src": "3258:2:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 1842, "name": "value", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1824, "src": "3262:5:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "id": 1838, "name": "super", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1975, "src": "3233:5:14", "typeDescriptions": { "typeIdentifier": "t_super$_TPLRestrictedReceiverToken_$1847", "typeString": "contract super TPLRestrictedReceiverToken" } }, "id": 1839, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "transferFrom", "nodeType": "MemberAccess", "referencedDeclaration": 1065, "src": "3233:18:14", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$_t_bool_$", "typeString": "function (address,address,uint256) returns (bool)" } }, "id": 1843, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3233:35:14", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "functionReturnParameters": 1828, "id": 1844, "nodeType": "Return", "src": "3226:42:14" } ] }, "documentation": "@notice Transfer an amount of `value` to a receiver at account `to` on\nbehalf of a sender at account `from`.\n@param to address The account of the receiver.\n@param from address The account of the sender.\n@param value uint256 the amount to be transferred.\n@return True if the transfer was successful.", "id": 1846, "implemented": true, "isConstructor": false, "isDeclaredConst": false, "modifiers": [], "name": "transferFrom", "nodeType": "FunctionDefinition", "parameters": { "id": 1825, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1820, "name": "from", "nodeType": "VariableDeclaration", "scope": 1846, "src": "3017:12:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 1819, "name": "address", "nodeType": "ElementaryTypeName", "src": "3017:7:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 1822, "name": "to", "nodeType": "VariableDeclaration", "scope": 1846, "src": "3035:10:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 1821, "name": "address", "nodeType": "ElementaryTypeName", "src": "3035:7:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 1824, "name": "value", "nodeType": "VariableDeclaration", "scope": 1846, "src": "3051:13:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 1823, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "3051:7:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "3011:57:14" }, "payable": false, "returnParameters": { "id": 1828, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1827, "name": "", "nodeType": "VariableDeclaration", "scope": 1846, "src": "3085:4:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 1826, "name": "bool", "nodeType": "ElementaryTypeName", "src": "3085:4:14", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" } ], "src": "3084:6:14" }, "scope": 1847, "src": "2990:283:14", "stateMutability": "nonpayable", "superFunction": 1065, "visibility": "public" } ], "scope": 1848, "src": "272:3003:14" } ], "src": "0:3276:14" }, "legacyAST": { "absolutePath": "tpl-contracts-eth/contracts/token/TPLRestrictedReceiverToken.sol", "exportedSymbols": { "TPLRestrictedReceiverToken": [ 1847 ] }, "id": 1848, "nodeType": "SourceUnit", "nodes": [ { "id": 1728, "literals": [ "solidity", "^", "0.4", ".24" ], "nodeType": "PragmaDirective", "src": "0:24:14" }, { "absolutePath": "openzeppelin-eth/contracts/token/ERC20/ERC20.sol", "file": "openzeppelin-eth/contracts/token/ERC20/ERC20.sol", "id": 1729, "nodeType": "ImportDirective", "scope": 1848, "sourceUnit": 1354, "src": "26:58:14", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "tpl-contracts-eth/contracts/token/TPLRestrictedReceiverTokenInterface.sol", "file": "./TPLRestrictedReceiverTokenInterface.sol", "id": 1730, "nodeType": "ImportDirective", "scope": 1848, "sourceUnit": 1863, "src": "85:51:14", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "tpl-contracts-eth/contracts/AttributeRegistryInterface.sol", "file": "../AttributeRegistryInterface.sol", "id": 1731, "nodeType": "ImportDirective", "scope": 1848, "sourceUnit": 1727, "src": "137:43:14", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [ { "arguments": null, "baseName": { "contractScope": null, "id": 1732, "name": "Initializable", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 1918, "src": "311:13:14", "typeDescriptions": { "typeIdentifier": "t_contract$_Initializable_$1918", "typeString": "contract Initializable" } }, "id": 1733, "nodeType": "InheritanceSpecifier", "src": "311:13:14" }, { "arguments": null, "baseName": { "contractScope": null, "id": 1734, "name": "ERC20", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 1353, "src": "326:5:14", "typeDescriptions": { "typeIdentifier": "t_contract$_ERC20_$1353", "typeString": "contract ERC20" } }, "id": 1735, "nodeType": "InheritanceSpecifier", "src": "326:5:14" }, { "arguments": null, "baseName": { "contractScope": null, "id": 1736, "name": "TPLRestrictedReceiverTokenInterface", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 1862, "src": "333:35:14", "typeDescriptions": { "typeIdentifier": "t_contract$_TPLRestrictedReceiverTokenInterface_$1862", "typeString": "contract TPLRestrictedReceiverTokenInterface" } }, "id": 1737, "nodeType": "InheritanceSpecifier", "src": "333:35:14" } ], "contractDependencies": [ 1353, 1612, 1862, 1918 ], "contractKind": "contract", "documentation": "@title Permissioned ERC20 token: transfers are restricted to valid receivers.", "fullyImplemented": true, "id": 1847, "linearizedBaseContracts": [ 1847, 1862, 1353, 1612, 1918 ], "name": "TPLRestrictedReceiverToken", "nodeType": "ContractDefinition", "nodes": [ { "constant": false, "id": 1739, "name": "_registry", "nodeType": "VariableDeclaration", "scope": 1847, "src": "454:44:14", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" }, "typeName": { "contractScope": null, "id": 1738, "name": "AttributeRegistryInterface", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 1726, "src": "454:26:14", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } }, "value": null, "visibility": "private" }, { "constant": false, "id": 1741, "name": "_validAttributeTypeID", "nodeType": "VariableDeclaration", "scope": 1847, "src": "577:37:14", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 1740, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "577:7:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "private" }, { "body": { "id": 1754, "nodeType": "Block", "src": "918:73:14", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 1750, "name": "receiver", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1743, "src": "954:8:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 1751, "name": "_validAttributeTypeID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1741, "src": "964:21:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "id": 1748, "name": "_registry", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1739, "src": "931:9:14", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } }, "id": 1749, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "hasAttribute", "nodeType": "MemberAccess", "referencedDeclaration": 1704, "src": "931:22:14", "typeDescriptions": { "typeIdentifier": "t_function_external_view$_t_address_$_t_uint256_$returns$_t_bool_$", "typeString": "function (address,uint256) view external returns (bool)" } }, "id": 1752, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "931:55:14", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "functionReturnParameters": 1747, "id": 1753, "nodeType": "Return", "src": "924:62:14" } ] }, "documentation": "@notice Check if an account is approved to receive token transfers at\naccount `receiver`.\n@param receiver address The account of the recipient.\n@return True if the receiver is valid, false otherwise.", "id": 1755, "implemented": true, "isConstructor": false, "isDeclaredConst": true, "modifiers": [], "name": "canReceive", "nodeType": "FunctionDefinition", "parameters": { "id": 1744, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1743, "name": "receiver", "nodeType": "VariableDeclaration", "scope": 1755, "src": "871:16:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 1742, "name": "address", "nodeType": "ElementaryTypeName", "src": "871:7:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "870:18:14" }, "payable": false, "returnParameters": { "id": 1747, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1746, "name": "", "nodeType": "VariableDeclaration", "scope": 1755, "src": "912:4:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 1745, "name": "bool", "nodeType": "ElementaryTypeName", "src": "912:4:14", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" } ], "src": "911:6:14" }, "scope": 1847, "src": "851:140:14", "stateMutability": "view", "superFunction": 1856, "visibility": "external" }, { "body": { "id": 1764, "nodeType": "Block", "src": "1169:36:14", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 1761, "name": "_registry", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1739, "src": "1190:9:14", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } ], "id": 1760, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "1182:7:14", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": "address" }, "id": 1762, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1182:18:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "functionReturnParameters": 1759, "id": 1763, "nodeType": "Return", "src": "1175:25:14" } ] }, "documentation": "@notice Get the account of the utilized attribute registry.\n@return The account of the registry.", "id": 1765, "implemented": true, "isConstructor": false, "isDeclaredConst": true, "modifiers": [], "name": "getRegistry", "nodeType": "FunctionDefinition", "parameters": { "id": 1756, "nodeType": "ParameterList", "parameters": [], "src": "1134:2:14" }, "payable": false, "returnParameters": { "id": 1759, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1758, "name": "", "nodeType": "VariableDeclaration", "scope": 1765, "src": "1160:7:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 1757, "name": "address", "nodeType": "ElementaryTypeName", "src": "1160:7:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "1159:9:14" }, "scope": 1847, "src": "1114:91:14", "stateMutability": "view", "superFunction": 1861, "visibility": "external" }, { "body": { "id": 1772, "nodeType": "Block", "src": "1410:39:14", "statements": [ { "expression": { "argumentTypes": null, "id": 1770, "name": "_validAttributeTypeID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1741, "src": "1423:21:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "functionReturnParameters": 1769, "id": 1771, "nodeType": "Return", "src": "1416:28:14" } ] }, "documentation": "@notice Get the ID of the attribute type required to receive tokens.\n@return The ID of the required attribute type.", "id": 1773, "implemented": true, "isConstructor": false, "isDeclaredConst": true, "modifiers": [], "name": "getValidAttributeID", "nodeType": "FunctionDefinition", "parameters": { "id": 1766, "nodeType": "ParameterList", "parameters": [], "src": "1375:2:14" }, "payable": false, "returnParameters": { "id": 1769, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1768, "name": "", "nodeType": "VariableDeclaration", "scope": 1773, "src": "1401:7:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 1767, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1401:7:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "1400:9:14" }, "scope": 1847, "src": "1347:102:14", "stateMutability": "view", "superFunction": null, "visibility": "external" }, { "body": { "id": 1792, "nodeType": "Block", "src": "2049:109:14", "statements": [ { "expression": { "argumentTypes": null, "id": 1786, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 1782, "name": "_registry", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1739, "src": "2055:9:14", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 1784, "name": "registry", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1775, "src": "2094:8:14", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } ], "id": 1783, "name": "AttributeRegistryInterface", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1726, "src": "2067:26:14", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_AttributeRegistryInterface_$1726_$", "typeString": "type(contract AttributeRegistryInterface)" } }, "id": 1785, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2067:36:14", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } }, "src": "2055:48:14", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } }, "id": 1787, "nodeType": "ExpressionStatement", "src": "2055:48:14" }, { "expression": { "argumentTypes": null, "id": 1790, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 1788, "name": "_validAttributeTypeID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1741, "src": "2109:21:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "id": 1789, "name": "validAttributeTypeID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1777, "src": "2133:20:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "2109:44:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 1791, "nodeType": "ExpressionStatement", "src": "2109:44:14" } ] }, "documentation": "@notice The initializer function, with an associated attribute registry at\n`registry` and an assignable attribute type with ID `validAttributeTypeID`.\n@param registry address The account of the associated attribute registry. \n@param validAttributeTypeID uint256 The ID of the required attribute type.\n@dev Note that it may be appropriate to require that the referenced\nattribute registry supports the correct interface via EIP-165.", "id": 1793, "implemented": true, "isConstructor": false, "isDeclaredConst": false, "modifiers": [ { "arguments": null, "id": 1780, "modifierName": { "argumentTypes": null, "id": 1779, "name": "initializer", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1899, "src": "2035:11:14", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "2035:11:14" } ], "name": "initialize", "nodeType": "FunctionDefinition", "parameters": { "id": 1778, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1775, "name": "registry", "nodeType": "VariableDeclaration", "scope": 1793, "src": "1946:35:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" }, "typeName": { "contractScope": null, "id": 1774, "name": "AttributeRegistryInterface", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 1726, "src": "1946:26:14", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 1777, "name": "validAttributeTypeID", "nodeType": "VariableDeclaration", "scope": 1793, "src": "1987:28:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 1776, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1987:7:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "1940:79:14" }, "payable": false, "returnParameters": { "id": 1781, "nodeType": "ParameterList", "parameters": [], "src": "2049:0:14" }, "scope": 1847, "src": "1921:237:14", "stateMutability": "nonpayable", "superFunction": null, "visibility": "public" }, { "body": { "id": 1817, "nodeType": "Block", "src": "2473:172:14", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 1805, "name": "to", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1795, "src": "2517:2:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 1806, "name": "_validAttributeTypeID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1741, "src": "2521:21:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "id": 1803, "name": "_registry", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1739, "src": "2494:9:14", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } }, "id": 1804, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "hasAttribute", "nodeType": "MemberAccess", "referencedDeclaration": 1704, "src": "2494:22:14", "typeDescriptions": { "typeIdentifier": "t_function_external_view$_t_address_$_t_uint256_$returns$_t_bool_$", "typeString": "function (address,uint256) view external returns (bool)" } }, "id": 1807, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2494:49:14", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "hexValue": "5472616e73666572206661696c6564202d207265636569766572206973206e6f7420617070726f7665642e", "id": 1808, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "2551:45:14", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_090d1511a572d6b47618022ede5b917a6c32c9b147a28b90114c0c90a0f3f7a5", "typeString": "literal_string \"Transfer failed - receiver is not approved.\"" }, "value": "Transfer failed - receiver is not approved." } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_090d1511a572d6b47618022ede5b917a6c32c9b147a28b90114c0c90a0f3f7a5", "typeString": "literal_string \"Transfer failed - receiver is not approved.\"" } ], "id": 1802, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 1936, 1937 ], "referencedDeclaration": 1937, "src": "2479:7:14", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 1809, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2479:123:14", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 1810, "nodeType": "ExpressionStatement", "src": "2479:123:14" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 1813, "name": "to", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1795, "src": "2630:2:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 1814, "name": "value", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1797, "src": "2634:5:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "id": 1811, "name": "super", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1975, "src": "2615:5:14", "typeDescriptions": { "typeIdentifier": "t_super$_TPLRestrictedReceiverToken_$1847", "typeString": "contract super TPLRestrictedReceiverToken" } }, "id": 1812, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "transfer", "nodeType": "MemberAccess", "referencedDeclaration": 981, "src": "2615:14:14", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$_t_bool_$", "typeString": "function (address,uint256) returns (bool)" } }, "id": 1815, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2615:25:14", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "functionReturnParameters": 1801, "id": 1816, "nodeType": "Return", "src": "2608:32:14" } ] }, "documentation": "@notice Transfer an amount of `value` to a receiver at account `to`.\n@param to address The account of the receiver.\n@param value uint256 the amount to be transferred.\n@return True if the transfer was successful.", "id": 1818, "implemented": true, "isConstructor": false, "isDeclaredConst": false, "modifiers": [], "name": "transfer", "nodeType": "FunctionDefinition", "parameters": { "id": 1798, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1795, "name": "to", "nodeType": "VariableDeclaration", "scope": 1818, "src": "2424:10:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 1794, "name": "address", "nodeType": "ElementaryTypeName", "src": "2424:7:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 1797, "name": "value", "nodeType": "VariableDeclaration", "scope": 1818, "src": "2436:13:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 1796, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "2436:7:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "2423:27:14" }, "payable": false, "returnParameters": { "id": 1801, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1800, "name": "", "nodeType": "VariableDeclaration", "scope": 1818, "src": "2467:4:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 1799, "name": "bool", "nodeType": "ElementaryTypeName", "src": "2467:4:14", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" } ], "src": "2466:6:14" }, "scope": 1847, "src": "2406:239:14", "stateMutability": "nonpayable", "superFunction": 981, "visibility": "public" }, { "body": { "id": 1845, "nodeType": "Block", "src": "3091:182:14", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 1832, "name": "to", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1822, "src": "3135:2:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 1833, "name": "_validAttributeTypeID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1741, "src": "3139:21:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "id": 1830, "name": "_registry", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1739, "src": "3112:9:14", "typeDescriptions": { "typeIdentifier": "t_contract$_AttributeRegistryInterface_$1726", "typeString": "contract AttributeRegistryInterface" } }, "id": 1831, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "hasAttribute", "nodeType": "MemberAccess", "referencedDeclaration": 1704, "src": "3112:22:14", "typeDescriptions": { "typeIdentifier": "t_function_external_view$_t_address_$_t_uint256_$returns$_t_bool_$", "typeString": "function (address,uint256) view external returns (bool)" } }, "id": 1834, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3112:49:14", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "hexValue": "5472616e73666572206661696c6564202d207265636569766572206973206e6f7420617070726f7665642e", "id": 1835, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "3169:45:14", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_090d1511a572d6b47618022ede5b917a6c32c9b147a28b90114c0c90a0f3f7a5", "typeString": "literal_string \"Transfer failed - receiver is not approved.\"" }, "value": "Transfer failed - receiver is not approved." } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_090d1511a572d6b47618022ede5b917a6c32c9b147a28b90114c0c90a0f3f7a5", "typeString": "literal_string \"Transfer failed - receiver is not approved.\"" } ], "id": 1829, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 1936, 1937 ], "referencedDeclaration": 1937, "src": "3097:7:14", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 1836, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3097:123:14", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 1837, "nodeType": "ExpressionStatement", "src": "3097:123:14" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 1840, "name": "from", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1820, "src": "3252:4:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 1841, "name": "to", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1822, "src": "3258:2:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 1842, "name": "value", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1824, "src": "3262:5:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "id": 1838, "name": "super", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1975, "src": "3233:5:14", "typeDescriptions": { "typeIdentifier": "t_super$_TPLRestrictedReceiverToken_$1847", "typeString": "contract super TPLRestrictedReceiverToken" } }, "id": 1839, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "transferFrom", "nodeType": "MemberAccess", "referencedDeclaration": 1065, "src": "3233:18:14", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$_t_bool_$", "typeString": "function (address,address,uint256) returns (bool)" } }, "id": 1843, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3233:35:14", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "functionReturnParameters": 1828, "id": 1844, "nodeType": "Return", "src": "3226:42:14" } ] }, "documentation": "@notice Transfer an amount of `value` to a receiver at account `to` on\nbehalf of a sender at account `from`.\n@param to address The account of the receiver.\n@param from address The account of the sender.\n@param value uint256 the amount to be transferred.\n@return True if the transfer was successful.", "id": 1846, "implemented": true, "isConstructor": false, "isDeclaredConst": false, "modifiers": [], "name": "transferFrom", "nodeType": "FunctionDefinition", "parameters": { "id": 1825, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1820, "name": "from", "nodeType": "VariableDeclaration", "scope": 1846, "src": "3017:12:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 1819, "name": "address", "nodeType": "ElementaryTypeName", "src": "3017:7:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 1822, "name": "to", "nodeType": "VariableDeclaration", "scope": 1846, "src": "3035:10:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 1821, "name": "address", "nodeType": "ElementaryTypeName", "src": "3035:7:14", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 1824, "name": "value", "nodeType": "VariableDeclaration", "scope": 1846, "src": "3051:13:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 1823, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "3051:7:14", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "3011:57:14" }, "payable": false, "returnParameters": { "id": 1828, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1827, "name": "", "nodeType": "VariableDeclaration", "scope": 1846, "src": "3085:4:14", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 1826, "name": "bool", "nodeType": "ElementaryTypeName", "src": "3085:4:14", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" } ], "src": "3084:6:14" }, "scope": 1847, "src": "2990:283:14", "stateMutability": "nonpayable", "superFunction": 1065, "visibility": "public" } ], "scope": 1848, "src": "272:3003:14" } ], "src": "0:3276:14" }, "compiler": { "name": "solc", "version": "0.4.24+commit.e67f0147.Emscripten.clang" }, "networks": {}, "schemaVersion": "2.0.1", "updatedAt": "2018-12-15T05:05:31.554Z" }