Gnosis compilation contracts.

2023-10-03 13:03:40 +00:00 · 2017-07-12 15:55:11 +02:00
parent 91f17a3662
commit b1c1fb6c83
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+pragma solidity ^0.4.11;
+import "../Oracles/SignedMessageOracle.sol";
+
+
+/// @title Signed message oracle factory contract - Allows to create signed message oracle contracts
+/// @author Stefan George - <stefan@gnosis.pm>
+contract SignedMessageOracleFactory {
+
+    /*
+     *  Events
+     */
+    event SignedMessageOracleCreation(address indexed creator, SignedMessageOracle signedMessageOracle, address oracle);
+
+    /*
+     *  Public functions
+     */
+    /// @dev Creates a new signed message oracle contract
+    /// @param descriptionHash Hash identifying off chain event description
+    /// @param v Signature parameter
+    /// @param r Signature parameter
+    /// @param s Signature parameter
+    /// @return Oracle contract
+    function createSignedMessageOracle(bytes32 descriptionHash, uint8 v, bytes32 r, bytes32 s)
+        public
+        returns (SignedMessageOracle signedMessageOracle)
+    {
+        signedMessageOracle = new SignedMessageOracle(descriptionHash, v, r, s);
+        address oracle = ecrecover(descriptionHash, v, r, s);
+        SignedMessageOracleCreation(msg.sender, signedMessageOracle, oracle);
+    }
+}