Instadapp/InstaContract
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Merge pull request #1 from InstaDApp/public-cdp

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Public CDP
This commit is contained in:
Sowmay Jain 2018-11-28 03:55:52 +05:30 committed by GitHub
commit b9549a774a
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1 changed files with 17 additions and 14 deletions
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31
contracts/protocols/InstaMaker.sol
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@ -93,9 +93,9 @@ contract GlobalVar is Registry {
using SafeMath for uint;
using SafeMath for uint256;
bytes32 public blankCDP = 0x0000000000000000000000000000000000000000000000000000000000000000;
bytes32 blankCDP = 0x0000000000000000000000000000000000000000000000000000000000000000;
address cdpAddr; // cups
mapping (address => bytes32) public cdps; // borrower >>> CDP Bytes
mapping (address => bytes32) cdps; // borrower >>> CDP Bytes
bool public freezed;
}
@ -113,13 +113,14 @@ contract IssueLoan is GlobalVar {
}
function borrow(uint daiDraw) public payable {
if (msg.value > 0) {lockETH();}
if (msg.value > 0) {lockETH(msg.sender);}
if (daiDraw > 0) {drawDAI(daiDraw);}
}
function lockETH() public payable {
function lockETH(address borrower) public payable {
MakerCDP loanMaster = MakerCDP(cdpAddr);
if (cdps[msg.sender] == blankCDP) {
if (cdps[borrower] == blankCDP) {
require(msg.sender == borrower, "Creating CDP for others is not permitted at the moment.");
cdps[msg.sender] = loanMaster.open();
emit NewCDP(msg.sender, cdps[msg.sender]);
}
@ -127,9 +128,9 @@ contract IssueLoan is GlobalVar {
wethTkn.deposit.value(msg.value)(); // ETH to WETH
uint pethToLock = pethPEReth(msg.value);
loanMaster.join(pethToLock); // WETH to PETH
loanMaster.lock(cdps[msg.sender], pethToLock); // PETH to CDP
loanMaster.lock(cdps[borrower], pethToLock); // PETH to CDP
emit LockedETH(
msg.sender, msg.value, pethToLock, msg.sender
borrower, msg.value, pethToLock, msg.sender
);
}
@ -147,15 +148,15 @@ contract IssueLoan is GlobalVar {
contract RepayLoan is IssueLoan {
event WipedDAI(address borrower, uint daiWipe, uint mkrCharged);
event WipedDAI(address borrower, uint daiWipe, uint mkrCharged, address wipedBy);
event UnlockedETH(address borrower, uint ethFree);
function repay(uint daiWipe, uint ethFree) public payable {
if (daiWipe > 0) {wipeDAI(daiWipe);}
if (daiWipe > 0) {wipeDAI(daiWipe, msg.sender);}
if (ethFree > 0) {unlockETH(ethFree);}
}
function wipeDAI(uint daiWipe) public payable {
function wipeDAI(uint daiWipe, address borrower) public payable {
address dai = getAddress("dai");
address mkr = getAddress("mkr");
address eth = getAddress("eth");
@ -166,7 +167,7 @@ contract RepayLoan is IssueLoan {
uint contractMKR = mkrTkn.balanceOf(address(this)); // contract MKR balance before wiping
daiTkn.transferFrom(msg.sender, address(this), daiWipe); // get DAI to pay the debt
MakerCDP loanMaster = MakerCDP(cdpAddr);
loanMaster.wipe(cdps[msg.sender], daiWipe); // wipe DAI
loanMaster.wipe(cdps[borrower], daiWipe); // wipe DAI
uint mkrCharged = contractMKR - mkrTkn.balanceOf(address(this)); // MKR fee = before wiping bal - after wiping bal
// claiming paid MKR back
@ -178,7 +179,9 @@ contract RepayLoan is IssueLoan {
mkrTkn.transferFrom(msg.sender, address(this), mkrCharged); // user paying MKR fees
}
emit WipedDAI(msg.sender, daiWipe, mkrCharged);
emit WipedDAI(
borrower, daiWipe, mkrCharged, msg.sender
);
}
function unlockETH(uint ethFree) public {
@ -234,8 +237,8 @@ contract BorrowTasks is RepayLoan {
return uint(ethrate).div(10**18);
}
function getCDPID(address borrower) public view returns (uint) {
return uint(cdps[borrower]);
function getCDP(address borrower) public view returns (uint, bytes32) {
return (uint(cdps[borrower]), cdps[borrower]);
}
function approveERC20() public {