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writecontract.html
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<!--
The MIT License
Copyright (c) 2018, Etherscan.
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
-->
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta name="format-detection" content="telephone=no">
<link rel='stylesheet' type='text/css' href='https://fonts.googleapis.com/css?family=Open+Sans:400,300,600&subset=cyrillic,latin'>
<link href="https://stackpath.bootstrapcdn.com/bootstrap/3.3.2/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-Tfj13fqQQqqzQFuaZ81WDzmmOU610WeS08VMuHmElK5oI2f7NwojuL6VupYXR/jK" crossorigin="anonymous">
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css">
<style>
html * {
font-size: 13px !important;
overflow-wrap: break-word;
word-wrap: break-word;
-ms-word-break: break-all;
word-break: break-all;
word-break: break-word;
-ms-hyphens: auto;
-moz-hyphens: auto;
-webkit-hyphens: auto;
hyphens: auto;
}
.modal-body .form-horizontal .col-sm-2,
.modal-body .form-horizontal .col-sm-10 {
width: 100%
}
.modal-body .form-horizontal .control-label {
text-align: left;
}
.modal-body .form-horizontal .col-sm-offset-2 {
margin-left: 15px;
}
#overlay {
/*background: #ffffff;*/
background: rgba(255,255,255,.7);
color: #666666;
position: fixed;
height: 100%;
width: 100%;
z-index: 5000;
top: 0;
left: 0;
float: left;
text-align: center;
padding-top: 10%;
display: none;
}
.badge-red {
background: #e74c3c;
}
.badge-green {
background: rgb(0,128,0);
}
.form-group label {
font-weight:normal !important;
}
</style>
</head>
<body>
<div id="overlay">
<img src="/images/ajax-loader2.gif" alt="Loading" style="margin-bottom:20px"><br />
... loading, please wait ...
</div>
<div style="margin-left: 3px; margin-right: 3px">
<div style="margin-left: 25px; margin-right: 25px">
<div class="panel-group acc-v1" id="accordion-1">
<div class="container-fluid">
<div class="row">
<div class="row">
<div class="col-md-12">
<div class="row header" style="position: fixed; width:100%; z-index: 10; background:#fff;">
</div>
</div>
</div>
<div class="row" style="padding-top:54px;">
<div class="col-md-12">
<div class="row">
<div class="panel-group acc-v1" id="accordion" role="tablist" aria-multiselectable="true">
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</body>
<script src="https://code.jquery.com/jquery-1.10.2.min.js"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/3.3.2/js/bootstrap.min.js" integrity="sha384-4Kp4aQ6UNeqsJ/ithPcxYnnIGt/QJJ64J9QtfDAJZUTaePAIPm9aaBdu7Gw84oGs" crossorigin="anonymous"></script>
<script src="https://cdn.jsdelivr.net/gh/ethereum/web3.js/dist/web3.min.js"></script>
<script>
jQuery(window).load(function () {
jQuery('#overlayMain').fadeOut();
});
var header = $('.row .header');
var body = $('#accordion');
var net = getUrlParameter('n');
var address;
var ABI = '';
var web3;
var contractAddress = getUrlParameter('a');
var myContract;
var myContractInstance;
if ((contractAddress !== undefined) || (net !== undefined)) {
if (typeof web3 !== 'undefined') {
web3 = new Web3(web3.currentProvider);
} else {
web3 = new Web3(new Web3.providers.HttpProvider('https://' + net + '.infura.io'));
}
var hasInput = false;
var api = '';
if (net === 'mainnet')
api = 'api';
else
api = net;
$.getJSON('//' + api + '.etherscan.io/api?module=contract&action=getabi&address=' + contractAddress, function (data) {
if (data.status == '0') {
header.append("<br><i Class='fa fa-frown-o'></i> Sorry, we were unable to locate a matching Contract ABI or SourceCode for this contract.<br><br>If you are the contract owner, please <a href='https://etherscan.io/verifyContract?a=" + contractAddress + "' target='_parent'>Verify Your Contract Source Code</a> here.");
} else {
var result = ABI = JSON.parse(data.result);
var counter = 0;
var maxCounter = 0;
$.each(result, function (index, value) {
if (value.constant === false) {
var value_name = value.name.toString();
var isPayable = value.payable;
if (value_name !== "") {
counter += 1;
var counterInput = 0;
var maxItemsInput = value.inputs.length;
var inputExtr_WithName = '';
if (isPayable) {
inputExtr_WithName += ' <div class="form-group"><label>' + value_name + ' </label>' +
'<input type="text" class="form-control" id="input_payable_' + value_name + '" name="payable_' + value_name +'" placeholder=" payableAmount (ether)"></div>';
}
if (value.inputs.length > 0) {
$.each(value.inputs, function (i, v) {
counterInput += 1;
var inputTag = '';
var inputName = v.name.toString();
if (v.type.indexOf('][') !== -1) {
var regex = /\[([0-9,-]+)\]/;
var dynamicArray = v.type.toString().match(regex)[1];
var d;
inputTag = ' <div class="form-group"><label>' + inputName + ' (' + v.type.toString() + ') </label>';
for (d = 0; d < dynamicArray; d++) {
inputTag += '<input type="text" style="margin-bottom:5px" class="form-control" id="input_' + counter + '" name="noname" data-grp="g' + counterInput +'" data-type="' + v.type.toString() + '" placeholder=" ' + inputName + '[]">';
}
inputTag += '</div>';
} else {
inputTag = GenerateInputTag(inputName, counter, v.type.toString());
}
inputExtr_WithName += inputTag;
});
}
inputExtr_WithName += "<button type='button' class='write-btn btn' onclick=\"write0('" + value_name + "', 'input_" + counter + "');\">Write</button> <div style='display:inline' class='write-msg text-success input_" + counter + "'></div>";
GenerateRow(value_name, inputExtr_WithName, counter);
hasInput = true;
}
}
});
if (hasInput) {
var output = "<br><p align='right'>Powered by <a href='https://etherscan.io'>Etherscan.io</a>. Browse <a href='https://github.com/etherscan/writecontract' target='_blank'>source code</a></p>";
body.before(output);
header.append("<br><span id='connector' title='Disconnect' style='padding: 1px 5px;' class='badge rounded-2x badge-red'> </span> Write Contract <a id='connectMetamask' style='font-size:12px !important' href='#' onclick='connectMetamask();return false;'>Connect with Metamask</a> <span class='pull-right' style='margin-right:35px;'>[<a href='/writecontract.html?a=" + contractAddress + "&n=" + net + "'>Reset</a>]</span><br><br>");
}
$('.write-btn').hide();
}
var obj = window.parent.document.getElementById('writecontractiframe');
if (obj !== null)
parent.resizeIframe(obj, 0);
});
}
function GenerateInputTag(inputName, counter, type) {
if (inputName !== "") {
return ' <div class="form-group"><label>' + inputName + ' (' + type + ') </label>' +
'<input type="text" class="form-control" id="input_' + counter + '" name="noname" data-type="' + type + '" placeholder=" ' + inputName + ' (' + type + ')"></div>';
} else {
return ' <div class="form-group"><label>' + type + '</label>' +
'<input type="text" class="form-control" id="input_' + counter + '" name="noname" data-type="' + type+ '" placeholder=" <input> (' + type + ')"></div>';
}
}
function GenerateRow(fieldName, outputFieldsWithName, counter) {
var output = '<div class="panel panel-default"><div class="panel-heading" role="tab" id="heading' + counter + '"><h4 class="panel-title">' +
counter + '. <a role="button" data-toggle="collapse" data-parent="#accordion" href="#collapse' + counter + '" aria-expanded="true" aria-controls="collapse' + counter + '">' + fieldName + '</a></h4></div>' +
'<div id="collapse' + counter +'" class="panel-collapse collapse in" role="tabpanel" aria-labelledby="heading' + counter + '"><div class="panel-body"><form>' + outputFieldsWithName + '</form></div></div></div>';
body.before(output);
}
function write0(method, input) {
var functiontoCall = 'myContractInstance.' + method;
var params =[];
var ctrl = document.querySelectorAll("[id=" + input + "]");
var inputs = [];
for (var i = 0; i < ctrl.length; i++) {
var type = ctrl[i].getAttribute('data-type');
var grp = ctrl[i].getAttribute('data-grp');
var values = [];
if (ctrl[i].value == '' && grp === null) {
document.getElementById(input).focus();
alert('Input value cannot be empty');
return false;
}
var value = ctrl[i].value;
if (value) {
if (type.indexOf('[') !== -1 && type.indexOf(']') !== -1) values.push(value.split(','));
else values.push(value);
} else values.push('');
inputs.push({ type: type, value: values, grp: grp });
}
var params = encodeParams(inputs);
var payableAmountInput = document.getElementById("input_payable_" + method);
var payableParam = payableAmountInput && !isNaN(payableAmountInput.value) ? ', { value: web3.toWei(' + escape(payableAmountInput.value) + ', "ether") }' : '';
new Function(functiontoCall + "(" + params + payableParam + ", function(err, res){ showTx(res, '" + input + "'); });")();
}
function encodeParams(values) {
var params = '';
if (values.length === 0)
return undefined;
for (i = 0; i < values.length; i++) {
var param = values[i];
if (param.value !== '') {
if (param.grp !== null) {
var _grp = values.filter(x => x.grp == param.grp);
var _grpParam = '';
for (g = 0; g < _grp.length; g++) {
param = _grp[g];
if (param.value[0] !== '') {
if (g == 0)
_grpParam = '[' + toHex(param.type, escape(param.value[0]));
else
_grpParam = _grpParam + ',' + toHex(param.type, escape(param.value[0]));
}
}
_grpParam += ']';
if (i == 0)
params += _grpParam;
else
params += ',' + _grpParam;
i += _grp.length - 1;
}
else {
if (i == 0)
params = toHex(param.type, escape(param.value[0]));
else
params = params + ',' + toHex(param.type, escape(param.value[0]));
}
}
}
return params;
}
function toHex(type, val) {
if (Array.isArray(val)) {
var param = "[";
var i;
for (i = 0; i < val.length; i++) {
if (i == 0)
param += toHex(type, val[i]);
else
param = param + ',' + toHex(type, val[i]);
}
param += "]";
return param;
} else {
if (type.indexOf('bool') !== -1)
return JSON.parse(val);
else if (type.indexOf('address') !== -1)
return "'" + add0xforAddress(val) + "'"
else
return "'" + val + "'"
}
};
function showTx(msg, input) {
var _url = '';
if (net !== 'mainnet')
_url = net + ".";
if (msg !== undefined)
$('.' + input).html("<a class='btn btn-primary' href='//" + _url + "etherscan.io/tx/" + msg + "' target='_blank'> View your transaction</a>");
}
function connectMetamask() {
var network = 0;
web3.version.getNetwork((err, netId) => {
network = netId;
switch (netId) {
case "1":
network = 'mainnet'
break
case "2":
network = 'morden'
break
case "3":
network = 'ropsten';
break
case "4":
network = 'rinkeby';
break
case "42":
network = 'kovan';
break
default:
console.log('This is an unknown network.')
}
if (network.toLowerCase() !== net.toLowerCase()) {
alert("Please connect metamask to " + net + ' network');
return false;
} else {
web3.eth.getAccounts(function (err, accounts) {
if (err) alert(err + '. Are you sure you are on a secure (SSL / HTTPS) connection?');
if (accounts.length > 0) {
address = accounts[0];
var isAddress = web3.isAddress(address);
if (isAddress) {
var msg = 'Please take note that this is a beta version feature and is provided on an "as is" and "as available" basis. Etherscan does not give any warranties and will not be liable for any loss, direct or indirect through continued use of this feature.';
if (confirm(msg)) {
$('.write-btn').show();
$('#connectMetamask').hide();
web3.eth.defaultAccount = accounts[0];
myContract = web3.eth.contract(ABI);
myContractInstance = myContract.at(contractAddress);
$('#connector').removeClass("badge-red").addClass("badge-green");
$('#connector').attr('title', 'Connected');
}
}
} else {
alert('Metamask is not enabled');
}
});
}
})
setTimeout(function () {
window.parent.writeContractLoaded = true;
var obj = window.parent.document.getElementById('writecontractiframe');
if (obj !== null) {
parent.resizeIframe(obj, 0);
window.parent.isFrameLoading = false;
window.parent.document.getElementById('overlayMain').style.display = 'none';
}
}, 50);
}
function add0xforAddress(_address) {
_address = _address.trim();
if (_address.startsWith("0x") == false && _address.length == 40) {
_address = "0x" + _address;
}
return _address;
}
function getUrlParameter(sParam) {
var sPageURL = decodeURIComponent(window.location.search.substring(1)),
sURLVariables = sPageURL.split('&'),
sParameterName,
i;
for (i = 0; i < sURLVariables.length; i++) {
sParameterName = sURLVariables[i].split('=');
if (sParameterName[0] === sParam) {
return sParameterName[1] === undefined ? true : sParameterName[1];
}
}
}
setTimeout(function () {
window.parent.writeContractLoaded = true;
var obj = window.parent.document.getElementById('writecontractiframe');
if (obj !== null) {
parent.resizeIframe(obj, 0);
window.parent.isFrameLoading = false;
window.parent.document.getElementById('overlayMain').style.display = 'none';
}
}, 50);
</script>
</html>