safe-react/safe-contracts/build/contracts/DailyLimitModule.json

{
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      "inputs": [],
      "name": "manager",
      "outputs": [
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          "type": "address"
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      "payable": false,
      "stateMutability": "view",
      "type": "function"
    },
    {
      "constant": false,
      "inputs": [
        {
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          "type": "address"
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      ],
      "name": "changeMasterCopy",
      "outputs": [],
      "payable": false,
      "stateMutability": "nonpayable",
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          "type": "string"
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      ],
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      "stateMutability": "view",
      "type": "function"
    },
    {
      "constant": true,
      "inputs": [
        {
          "name": "",
          "type": "address"
        }
      ],
      "name": "dailyLimits",
      "outputs": [
        {
          "name": "dailyLimit",
          "type": "uint256"
        },
        {
          "name": "spentToday",
          "type": "uint256"
        },
        {
          "name": "lastDay",
          "type": "uint256"
        }
      ],
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      "stateMutability": "view",
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    {
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      "name": "VERSION",
      "outputs": [
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          "type": "string"
        }
      ],
      "payable": false,
      "stateMutability": "view",
      "type": "function"
    },
    {
      "constant": false,
      "inputs": [
        {
          "name": "tokens",
          "type": "address[]"
        },
        {
          "name": "_dailyLimits",
          "type": "uint256[]"
        }
      ],
      "name": "setup",
      "outputs": [],
      "payable": false,
      "stateMutability": "nonpayable",
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    },
    {
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      "inputs": [
        {
          "name": "token",
          "type": "address"
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        {
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          "type": "uint256"
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      ],
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    {
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        },
        {
          "name": "to",
          "type": "address"
        },
        {
          "name": "amount",
          "type": "uint256"
        }
      ],
      "name": "executeDailyLimit",
      "outputs": [],
      "payable": false,
      "stateMutability": "nonpayable",
      "type": "function"
    },
    {
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      "inputs": [],
      "name": "today",
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        {
          "name": "",
          "type": "uint256"
        }
      ],
      "payable": false,
      "stateMutability": "view",
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  "source": "pragma solidity 0.4.24;\nimport \"../Module.sol\";\nimport \"../ModuleManager.sol\";\nimport \"../OwnerManager.sol\";\nimport \"../Enum.sol\";\n\n\n/// @title Daily Limit Module - Allows to transfer limited amounts of ERC20 tokens and Ether without confirmations.\n/// @author Stefan George - <stefan@gnosis.pm>\ncontract DailyLimitModule is Module {\n\n    string public constant NAME = \"Daily Limit Module\";\n    string public constant VERSION = \"0.0.1\";\n\n    // dailyLimits mapping maps token address to daily limit settings.\n    mapping (address => DailyLimit) public dailyLimits;\n\n    struct DailyLimit {\n        uint256 dailyLimit;\n        uint256 spentToday;\n        uint256 lastDay;\n    }\n\n    /// @dev Setup function sets initial storage of contract.\n    /// @param tokens List of token addresses. Ether is represented with address 0x0.\n    /// @param _dailyLimits List of daily limits in smalles units (e.g. Wei for Ether).\n    function setup(address[] tokens, uint256[] _dailyLimits)\n        public\n    {\n        setManager();\n        for (uint256 i = 0; i < tokens.length; i++)\n            dailyLimits[tokens[i]].dailyLimit = _dailyLimits[i];\n    }\n\n    /// @dev Allows to update the daily limit for a specified token. This can only be done via a Safe transaction.\n    /// @param token Token contract address.\n    /// @param dailyLimit Daily limit in smallest token unit.\n    function changeDailyLimit(address token, uint256 dailyLimit)\n        public\n        authorized\n    {\n        dailyLimits[token].dailyLimit = dailyLimit;\n    }\n\n    /// @dev Returns if Safe transaction is a valid daily limit transaction.\n    /// @param token Address of the token that should be transfered (0 for Ether)\n    /// @param to Address to which the tokens should be transfered\n    /// @param amount Amount of tokens (or Ether) that should be transfered\n    /// @return Returns if transaction can be executed.\n    function executeDailyLimit(address token, address to, uint256 amount)\n        public\n    {\n        // Only Safe owners are allowed to execute daily limit transactions.\n        require(OwnerManager(manager).isOwner(msg.sender), \"Method can only be called by an owner\");\n        require(to != 0, \"Invalid to address provided\");\n        require(amount > 0, \"Invalid amount provided\");\n        // Validate that transfer is not exceeding daily limit.\n        require(isUnderLimit(token, amount), \"Daily limit has been reached\");\n        dailyLimits[token].spentToday += amount;\n        if (token == 0) {\n            require(manager.execTransactionFromModule(to, amount, \"\", Enum.Operation.Call), \"Could not execute ether transfer\");\n        } else {\n            bytes memory data = abi.encodeWithSignature(\"transfer(address,uint256)\", to, amount);\n            require(manager.execTransactionFromModule(token, 0, data, Enum.Operation.Call), \"Could not execute token transfer\");\n        }\n    }\n\n    function isUnderLimit(address token, uint256 amount)\n        internal\n        returns (bool)\n    {\n        DailyLimit storage dailyLimit = dailyLimits[token];\n        if (today() > dailyLimit.lastDay) {\n            dailyLimit.lastDay = today();\n            dailyLimit.spentToday = 0;\n        }\n        if (dailyLimit.spentToday + amount <= dailyLimit.dailyLimit && \n            dailyLimit.spentToday + amount > dailyLimit.spentToday)\n            return true;\n        return false;\n    }\n\n    /// @dev Returns last midnight as Unix timestamp.\n    /// @return Unix timestamp.\n    function today()\n        public\n        view\n        returns (uint)\n    {\n        return now - (now % 1 days);\n    }\n}\n",
  "sourcePath": "/Users/apanizo/git/gnosis/safe-contracts/contracts/modules/DailyLimitModule.sol",
  "ast": {
    "absolutePath": "/Users/apanizo/git/gnosis/safe-contracts/contracts/modules/DailyLimitModule.sol",
    "exportedSymbols": {
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        "src": "24:23:20",
        "symbolAliases": [],
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        "src": "48:30:20",
        "symbolAliases": [],
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        "src": "109:21:20",
        "symbolAliases": [],
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            "arguments": null,
            "baseName": {
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              "id": 3183,
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              "nodeType": "UserDefinedTypeName",
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