An ethereum token contract

Made it for the Oskar Blowjobs token, but the contract adresses and amounts are decided in the contract creation menu
2016-04-04 20:35:10 +02:00 · 2016-04-04 20:35:10 +02:00 · a8bd1ee403
commit a8bd1ee403
parent 89aa334b8d
1 changed files with 103 additions and 0 deletions
--- a/Ethereum/Contracts/Owner!=Minter
+++ b/Ethereum/Contracts/Owner!=Minter
@ -0,0 +1,103 @@
+contract owned {
+    address public owner;
+
+    function owned() {
+        owner = msg.sender;
+    }
+
+    modifier onlyOwner {
+        if (msg.sender != owner) throw;
+        _
+    }
+
+    function transferOwnership(address newOwner) onlyOwner {
+        owner = newOwner;
+    }
+}
+
+contract tokenRecipient { function receiveApproval(address _from, uint256 _value, address _token, bytes _extraData); }
+
+contract MyToken is owned { 
+    /* Public variables of the token */
+    string public name;
+    string public symbol;
+    string public version;
+    uint8 public decimals;
+    uint256 public totalSupply;
+    address public minter;
+
+    /* This creates an array with all balances */
+    mapping (address => uint256) public balanceOf;
+    mapping (address => mapping (address => uint256)) public allowance;
+    mapping (address => mapping (address => uint256)) public spentAllowance;
+
+    /* This generates a public event on the blockchain that will notify clients */
+    event Transfer(address indexed from, address indexed to, uint256 value);
+
+    /* Initializes contract with initial supply tokens to the creator of the contract */
+    function MyToken(
+        uint256 initialSupply, 
+        string tokenName, 
+        uint8 decimalUnits, 
+        string tokenSymbol, 
+        string versionOfTheCode, address initMinter
+        ) {
+        balanceOf[msg.sender] = initialSupply;              // Give the creator all initial tokens                    
+        totalSupply = initialSupply;                        // Update total supply
+        name = tokenName;                                   // Set the name for display purposes     
+        symbol = tokenSymbol;                               // Set the symbol for display purposes    
+        decimals = decimalUnits;                            // Amount of decimals for display purposes        
+        version = versionOfTheCode;
+        minter = initMinter;
+    }
+
+    /* Send coins */
+    function transfer(address _to, uint256 _value) {
+        if (balanceOf[msg.sender] < _value) throw;           // Check if the sender has enough   
+        if (balanceOf[_to] + _value < balanceOf[_to]) throw; // Check for overflows
+        balanceOf[msg.sender] -= _value;                     // Subtract from the sender
+        balanceOf[_to] += _value;                            // Add the same to the recipient            
+        Transfer(msg.sender, _to, _value);                   // Notify anyone listening that this transfer took place
+    }
+
+    /* Allow another contract to spend some tokens in your behalf */
+    function approveAndCall(address _spender, uint256 _value, bytes _extraData) 
+        returns (bool success) {
+        allowance[msg.sender][_spender] = _value;     
+        tokenRecipient spender = tokenRecipient(_spender);
+        spender.receiveApproval(msg.sender, _value, this, _extraData); 
+        return true; 
+    }
+
+    /* A contract attempts to get the coins */
+    function transferFrom(address _from, address _to, uint256 _value) returns (bool success) {
+        if (balanceOf[_from] < _value) throw;                 // Check if the sender has enough   
+        if (balanceOf[_to] + _value < balanceOf[_to]) throw;  // Check for overflows
+        if (spentAllowance[_from][msg.sender] + _value > allowance[_from][msg.sender]) throw;   // Check allowance
+        balanceOf[_from] -= _value;                          // Subtract from the sender
+        balanceOf[_to] += _value;                            // Add the same to the recipient            
+        spentAllowance[_from][msg.sender] += _value;
+        Transfer(_from, _to, _value); 
+        return true;
+    } 
+
+    /* This unnamed function is called whenever someone tries to send ether to it */
+    function () {
+        throw;     // Prevents accidental sending of ether
+    }
+    
+    function changeMinter(address newMinter)
+    {
+        if (msg.sender != minter) throw;
+        minter = newMinter;
+    }
+    
+    function mintToken(address target, uint256 mintedAmount)
+    {
+        if (msg.sender != minter) throw;
+        balanceOf[target] += mintedAmount;  
+        totalSupply += mintedAmount;
+        Transfer(0, owner, mintedAmount);
+        Transfer(owner, target, mintedAmount);
+    }
+}