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45 lines
948 B
45 lines
948 B
pragma solidity ^0.4.8;
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/**
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* @title Ownable
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*
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* @dev The Ownable contract has an owner address, and provides basic authorization control
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* functions, this simplifies the implementation of "user permissions".
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*/
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contract Ownable {
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address public owner;
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/**
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* @dev The Ownable constructor sets the original `owner` of the contract to the sender
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* account.
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*/
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function Ownable() {
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owner = msg.sender;
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}
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/**
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* @dev The onlyOwner modifier throws if called by any account other than the owner.
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*/
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modifier onlyOwner() {
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if (msg.sender != owner) {
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throw;
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}
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_;
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}
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/**
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* @dev The transferOwnership function allows the current owner to transfer control of the
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* contract to a newOwner.
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* @param newOwner The address to transfer ownership to.
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*/
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function transferOwnership(address newOwner) onlyOwner {
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if (newOwner != address(0)) {
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owner = newOwner;
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}
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}
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}
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