forked from cerc-io/plugeth
483d96a89d
* Implemented `eth_logs` * Fixed issue with `filter.Find()` where logs were appended to an incorrect, non-returned slice resulting in no logs found
142 lines
3.9 KiB
HTML
142 lines
3.9 KiB
HTML
<!doctype>
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<html>
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<title>JevCoin</title>
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<head>
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<script type="text/javascript" src="../ext/bignumber.min.js"></script>
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<script type="text/javascript" src="../ext/ethereum.js/dist/ethereum.js"></script>
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</head>
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<body>
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<h1>JevCoin <code id="contract_addr"></code></h1>
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<div>
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<strong>Balance</strong>
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<span id="balance"></strong>
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</div>
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<div>
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<span>Address:</span>
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<input type="text" id="address" style="width:200px">
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<span>Amount:</span>
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<input type="text" id="amount" style="width:200px">
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<button onclick="transact()">Send</button>
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</div>
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<hr>
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<table width="100%" id="table">
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<tr><td style="width:40%;">Address</td><td>Balance</td></tr>
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<tbody id="table_body"></tbody>
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</table>
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</body>
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<script type="text/javascript">
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var web3 = require('web3');
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var eth = web3.eth;
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web3.setProvider(new web3.providers.HttpSyncProvider('http://localhost:8545'));
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var desc = [{
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"name": "balance(address)",
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"type": "function",
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"inputs": [{
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"name": "who",
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"type": "address"
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}],
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"constant": true,
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"outputs": [{
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"name": "value",
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"type": "uint256"
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}]
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}, {
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"name": "send(address,uint256)",
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"type": "function",
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"inputs": [{
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"name": "to",
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"type": "address"
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}, {
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"name": "value",
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"type": "uint256"
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}],
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"outputs": []
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}, {
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"name":"Changed",
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"type":"event",
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"inputs": [
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{"name":"from","type":"address","indexed":true},
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{"name":"amount","type":"uint256","indexed":true},
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],
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}];
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var address = localStorage.getItem("address");
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// deploy if not exist
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if (address == null) {
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var code = "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";
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address = web3.eth.transact({data: code});
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localStorage.setItem("address", address);
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}
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document.querySelector("#contract_addr").innerHTML = address;
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var contract = web3.eth.contract(address, desc);
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contract.Changed({from: eth.coinbase}).changed(function() {
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refresh();
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});
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function refresh() {
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document.querySelector("#balance").innerHTML = contract.balance(eth.coinbase);
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var table = document.querySelector("#table_body");
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table.innerHTML = ""; // clear
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var storage = eth.storageAt(address);
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table.innerHTML = "";
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for( var item in storage ) {
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table.innerHTML += "<tr><td>"+item+"</td><td>"+web3.toDecimal(storage[item])+"</td></tr>";
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}
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}
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function transact() {
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var to = document.querySelector("#address").value;
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if( to.length == 0 ) {
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to = "0x4205b06c2cfa0e30359edcab94543266cb6fa1d3";
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} else {
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to = "0x"+to;
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}
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var value = parseInt( document.querySelector("#amount").value );
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console.log("transact: ", to, " => ", value)
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contract.send( to, value );
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}
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refresh();
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</script>
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</html>
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<!--
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contract JevCoin {
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function JevCoin()
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{
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balances[msg.sender] = 1000000;
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}
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event Changed(address indexed from, uint indexed amount);
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function send(address to, uint value)
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{
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if( balances[msg.sender] < value ) return;
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balances[msg.sender] -= value;
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balances[to] += value;
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Changed(msg.sender, value);
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Changed(to, value);
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}
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function balance(address who) constant returns(uint t)
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{
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t = balances[who];
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}
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mapping(address => uint256) balances;
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}
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-!>
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