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Geth-Modification
Commit 94e0e5ab authored by Marek Kotewicz's avatar Marek Kotewicz
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Merge branch 'cpp' into cpp2 

Conflicts:
	example/balance.html
parents e1c08626 86133828
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dist/ethereum.js
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dist/ethereum.js.map
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dist/ethereum.min.js
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example/contract.html
View file @ 94e0e5ab
......@@ -20,6 +20,7 @@
// contract description, this will be autogenerated somehow
var desc = [{
"name": "multiply(uint256)",
"type": "function",
"inputs": [
{
"name": "a",
......
example/event.html 0 → 100644
View file @ 94e0e5ab
<!doctype>
<html>
<head>
<script type="text/javascript" src="js/bignumber.js/bignumber.min.js"></script>
<script type="text/javascript" src="../dist/ethereum.js"></script>
<script type="text/javascript">
var web3 = require('web3');
web3.setProvider(new web3.providers.HttpSyncProvider('http://localhost:8080'));
var desc = [{
"type":"event",
"inputs": [{"name":"a","type":"uint256","indexed":true},{"name":"b","type":"hash256","indexed":false}],
"name":"Event"
}, {
"type":"event",
"inputs": [{"name":"a","type":"uint256","indexed":true},{"name":"b","type":"hash256","indexed":false}],
"name":"Event2"
}, {
"type":"function",
"inputs": [{"name":"a","type":"uint256"}],
"name":"foo",
"outputs": []
}];
var address = '0x01';
var contract = web3.eth.contract(address, desc);
function test1() {
web3.eth.watch(contract).changed(function (res) {
});
};
function test2() {
web3.eth.watch(contract.Event).changed(function (res) {
});
};
function test3() {
contract.Event().changed(function (res) {
});
};
// not valid
// function test4() {
// web3.eth.watch([contract.Event, contract.Event2]).changed(function (res) {
// });
// };
</script>
</head>
<body>
<div>
<button type="button" onClick="test1();">test1</button>
</div>
<div>
<button type="button" onClick="test2();">test2</button>
</div>
<div>
<button type="button" onClick="test3();">test3</button>
</div>
</body>
</html>
example/natspec_contract.html
View file @ 94e0e5ab
......@@ -21,6 +21,7 @@
// contract description, this will be autogenerated somehow
var desc = [{
"name": "multiply(uint256)",
"type": "function",
"inputs": [
{
"name": "a",
......
lib/abi.js
View file @ 94e0e5ab
......@@ -65,6 +65,22 @@ var getMethodWithName = function (json, methodName) {
return json[index];
};
/// Filters all function from input abi
/// @returns abi array with filtered objects of type 'function'
var filterFunctions = function (json) {
return json.filter(function (current) {
return current.type === 'function';
});
};
/// Filters all events form input abi
/// @returns abi array with filtered objects of type 'event'
var filterEvents = function (json) {
return json.filter(function (current) {
return current.type === 'event';
});
};
/// @param string string to be padded
/// @param number of characters that result string should have
/// @param sign, by default 0
......@@ -211,6 +227,7 @@ var signedIsNegative = function (value) {
/// Formats input right-aligned input bytes to int
/// @returns right-aligned input bytes formatted to int
var formatOutputInt = function (value) {
value = value || "0";
// check if it's negative number
// it it is, return two's complement
if (signedIsNegative(value)) {
......@@ -222,6 +239,7 @@ var formatOutputInt = function (value) {
/// Formats big right-aligned input bytes to uint
/// @returns right-aligned input bytes formatted to uint
var formatOutputUInt = function (value) {
value = value || "0";
return new BigNumber(value, 16);
};
......@@ -349,7 +367,7 @@ var methodTypeName = function (method) {
/// @returns input parser object for given json abi
var inputParser = function (json) {
var parser = {};
json.forEach(function (method) {
filterFunctions(json).forEach(function (method) {
var displayName = methodDisplayName(method.name);
var typeName = methodTypeName(method.name);
......@@ -372,7 +390,7 @@ var inputParser = function (json) {
/// @returns output parser for given json abi
var outputParser = function (json) {
var parser = {};
json.forEach(function (method) {
filterFunctions(json).forEach(function (method) {
var displayName = methodDisplayName(method.name);
var typeName = methodTypeName(method.name);
......@@ -403,6 +421,8 @@ module.exports = {
methodSignature: methodSignature,
methodDisplayName: methodDisplayName,
methodTypeName: methodTypeName,
getMethodWithName: getMethodWithName
getMethodWithName: getMethodWithName,
filterFunctions: filterFunctions,
filterEvents: filterEvents
};
lib/contract.js
View file @ 94e0e5ab
......@@ -20,71 +20,40 @@
* @date 2014
*/
var web3 = require('./web3'); // jshint ignore:line
var web3 = require('./web3');
var abi = require('./abi');
/**
* This method should be called when we want to call / transact some solidity method from javascript
* it returns an object which has same methods available as solidity contract description
* usage example:
*
* var abi = [{
* name: 'myMethod',
* inputs: [{ name: 'a', type: 'string' }],
* outputs: [{name: 'd', type: 'string' }]
* }]; // contract abi
*
* var myContract = web3.eth.contract('0x0123123121', abi); // creation of contract object
*
* myContract.myMethod('this is test string param for call'); // myMethod call (implicit, default)
* myContract.call().myMethod('this is test string param for call'); // myMethod call (explicit)
* myContract.transact().myMethod('this is test string param for transact'); // myMethod transact
*
* @param address - address of the contract, which should be called
* @param desc - abi json description of the contract, which is being created
* @returns contract object
*/
var contract = function (address, desc) {
desc.forEach(function (method) {
// workaround for invalid assumption that method.name is the full anonymous prototype of the method.
// it's not. it's just the name. the rest of the code assumes it's actually the anonymous
// prototype, so we make it so as a workaround.
if (method.name.indexOf('(') === -1) {
var displayName = method.name;
var typeName = method.inputs.map(function(i){return i.type; }).join();
method.name = displayName + '(' + typeName + ')';
}
});
var inputParser = abi.inputParser(desc);
var outputParser = abi.outputParser(desc);
var result = {};
result.call = function (options) {
result._isTransact = false;
result._options = options;
return result;
var eventImpl = require('./event');
var addFunctionRelatedPropertiesToContract = function (contract) {
contract.call = function (options) {
contract._isTransact = false;
contract._options = options;
return contract;
};
result.transact = function (options) {
result._isTransact = true;
result._options = options;
return result;
contract.transact = function (options) {
contract._isTransact = true;
contract._options = options;
return contract;
};
result._options = {};
contract._options = {};
['gas', 'gasPrice', 'value', 'from'].forEach(function(p) {
result[p] = function (v) {
result._options[p] = v;
return result;
contract[p] = function (v) {
contract._options[p] = v;
return contract;
};
});
};
desc.forEach(function (method) {
var addFunctionsToContract = function (contract, desc, address) {
var inputParser = abi.inputParser(desc);
var outputParser = abi.outputParser(desc);
// create contract functions
abi.filterFunctions(desc).forEach(function (method) {
var displayName = abi.methodDisplayName(method.name);
var typeName = abi.methodTypeName(method.name);
......@@ -94,16 +63,16 @@ var contract = function (address, desc) {
var signature = abi.methodSignature(method.name);
var parsed = inputParser[displayName][typeName].apply(null, params);
var options = result._options || {};
var options = contract._options || {};
options.to = address;
options.data = signature + parsed;
var isTransact = result._isTransact === true || (result._isTransact !== false && !method.constant);
var isTransact = contract._isTransact === true || (contract._isTransact !== false && !method.constant);
var collapse = options.collapse !== false;
// reset
result._options = {};
result._isTransact = null;
contract._options = {};
contract._isTransact = null;
if (isTransact) {
// it's used byt natspec.js
......@@ -130,14 +99,103 @@ var contract = function (address, desc) {
return ret;
};
if (result[displayName] === undefined) {
result[displayName] = impl;
if (contract[displayName] === undefined) {
contract[displayName] = impl;
}
contract[displayName][typeName] = impl;
});
};
var addEventRelatedPropertiesToContract = function (contract, desc, address) {
contract.address = address;
Object.defineProperty(contract, 'topics', {
get: function() {
return abi.filterEvents(desc).map(function (e) {
return abi.methodSignature(e.name);
});
}
});
};
var addEventsToContract = function (contract, desc, address) {
// create contract events
abi.filterEvents(desc).forEach(function (e) {
var impl = function () {
var params = Array.prototype.slice.call(arguments);
var signature = abi.methodSignature(e.name);
var event = eventImpl(address, signature);
var o = event.apply(null, params);
return web3.eth.watch(o);
};
impl.address = address;
Object.defineProperty(impl, 'topics', {
get: function() {
return [abi.methodSignature(e.name)];
}
});
// TODO: rename these methods, cause they are used not only for methods
var displayName = abi.methodDisplayName(e.name);
var typeName = abi.methodTypeName(e.name);
if (contract[displayName] === undefined) {
contract[displayName] = impl;
}
result[displayName][typeName] = impl;
contract[displayName][typeName] = impl;
});
};
/**
* This method should be called when we want to call / transact some solidity method from javascript
* it returns an object which has same methods available as solidity contract description
* usage example:
*
* var abi = [{
* name: 'myMethod',
* inputs: [{ name: 'a', type: 'string' }],
* outputs: [{name: 'd', type: 'string' }]
* }]; // contract abi
*
* var myContract = web3.eth.contract('0x0123123121', abi); // creation of contract object
*
* myContract.myMethod('this is test string param for call'); // myMethod call (implicit, default)
* myContract.call().myMethod('this is test string param for call'); // myMethod call (explicit)
* myContract.transact().myMethod('this is test string param for transact'); // myMethod transact
*
* @param address - address of the contract, which should be called
* @param desc - abi json description of the contract, which is being created
* @returns contract object
*/
var contract = function (address, desc) {
// workaround for invalid assumption that method.name is the full anonymous prototype of the method.
// it's not. it's just the name. the rest of the code assumes it's actually the anonymous
// prototype, so we make it so as a workaround.
// TODO: we may not want to modify input params, maybe use copy instead?
desc.forEach(function (method) {
if (method.name.indexOf('(') === -1) {
var displayName = method.name;
var typeName = method.inputs.map(function(i){return i.type; }).join();
method.name = displayName + '(' + typeName + ')';
}
});
var result = {};
addFunctionRelatedPropertiesToContract(result);
addFunctionsToContract(result, desc, address);
addEventRelatedPropertiesToContract(result, desc, address);
addEventsToContract(result, desc, address);
return result;
};
......
lib/event.js 0 → 100644
View file @ 94e0e5ab
/*
This file is part of ethereum.js.
ethereum.js is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
ethereum.js is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file event.js
* @authors:
* Marek Kotewicz <marek@ethdev.com>
* @date 2014
*/
var implementationOfEvent = function (address, signature) {
return function (options) {
var o = options || {};
o.address = o.address || address;
o.topics = o.topics || [];
o.topics.push(signature);
return o;
};
};
module.exports = implementationOfEvent;
lib/filter.js
View file @ 94e0e5ab
......@@ -31,6 +31,19 @@ var Filter = function(options, impl) {
this.impl = impl;
this.callbacks = [];
if (typeof options !== "string") {
// evaluate lazy properties
options = {
to: options.to,
topics: options.topics,
earliest: options.earliest,
latest: options.latest,
max: options.max,
skip: options.skip,
address: options.address
};
}
this.id = impl.newFilter(options);
web3.provider.startPolling({call: impl.changed, args: [this.id]}, this.id, this.trigger.bind(this));
};
......@@ -48,7 +61,7 @@ Filter.prototype.changed = function(callback) {
/// trigger calling new message from people
Filter.prototype.trigger = function(messages) {
for (var i = 0; i < this.callbacks.length; i++) {
for (var j = 0; j < messages; j++) {
for (var j = 0; j < messages.length; j++) {
this.callbacks[i].call(this, messages[j]);
}
}
......
lib/providermanager.js
View file @ 94e0e5ab
......@@ -76,6 +76,12 @@ ProviderManager.prototype.send = function(data) {
//TODO: handle error here?
var result = this.provider.send(data);
result = JSON.parse(result);
if (result.error) {
console.log(result.error);
return null;
}
return result.result;
};
......
lib/web3.js
View file @ 94e0e5ab
......@@ -98,7 +98,6 @@ var ethProperties = function () {
{ name: 'listening', getter: 'eth_listening', setter: 'eth_setListening' },
{ name: 'mining', getter: 'eth_mining', setter: 'eth_setMining' },
{ name: 'gasPrice', getter: 'eth_gasPrice' },
{ name: 'account', getter: 'eth_account' },
{ name: 'accounts', getter: 'eth_accounts' },
{ name: 'peerCount', getter: 'eth_peerCount' },
{ name: 'defaultBlock', getter: 'eth_defaultBlock', setter: 'eth_setDefaultBlock' },
......@@ -233,7 +232,9 @@ var web3 = {
/// @returns decimal representaton of hex value prefixed by 0x
toDecimal: function (val) {
return (new BigNumber(val.substring(2), 16).toString(10));
// remove 0x and place 0, if it's required
val = val.length > 2 ? val.substring(2) : "0";
return (new BigNumber(val, 16).toString(10));
},
/// @returns hex representation (prefixed by 0x) of decimal value
......
test/abi.filters.js 0 → 100644
View file @ 94e0e5ab
var assert = require('assert');
var abi = require('../lib/abi.js');
describe('abi', function() {
it('should filter functions and events from input array properly', function () {
// given
var description = [{
"name": "test",
"type": "function",
"inputs": [{
"name": "a",
"type": "uint256"
}
],
"outputs": [
{
"name": "d",
"type": "uint256"
}
],
}, {
"name": "test2",
"type": "event",
"inputs": [{
"name": "a",
"type": "uint256"
}
],
"outputs": [
{
"name": "d",
"type": "uint256"
}
]
}];
// when
var events = abi.filterEvents(description);
var functions = abi.filterFunctions(description);
// then
assert.equal(events.length, 1);
assert.equal(events[0].name, 'test2');
assert.equal(functions.length, 1);
assert.equal(functions[0].name, 'test');
});
});
test/abi.parsers.js
View file @ 94e0e5ab
......@@ -5,6 +5,7 @@ var clone = function (object) { return JSON.parse(JSON.stringify(object)); };
var description = [{
"name": "test",
"type": "function",
"inputs": [{
"name": "a",
"type": "uint256"
......@@ -339,10 +340,12 @@ describe('abi', function() {
// given
var d = [{
name: "test",
type: "function",
inputs: [{ type: "int" }],
outputs: [{ type: "int" }]
},{
name: "test2",
type: "function",
inputs: [{ type: "string" }],
outputs: [{ type: "string" }]
}];
......@@ -775,10 +778,12 @@ describe('abi', function() {
// given
var d = [{
name: "test",
type: "function",
inputs: [{ type: "int" }],
outputs: [{ type: "int" }]
},{
name: "test2",
type: "function",
inputs: [{ type: "string" }],
outputs: [{ type: "string" }]
}];
......@@ -823,6 +828,38 @@ describe('abi', function() {
});
it('should parse 0x value', function () {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'int' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x")[0], 0);
});
it('should parse 0x value', function () {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'uint' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x")[0], 0);
});
});
});
test/eth.contract.js 0 → 100644
View file @ 94e0e5ab
var assert = require('assert');
var contract = require('../lib/contract.js');
describe('contract', function() {
it('should create simple contract with one method from abi with explicit type name', function () {
// given
var description = [{
"name": "test(uint256)",
"type": "function",
"inputs": [{
"name": "a",
"type": "uint256"
}
],
"outputs": [
{
"name": "d",
"type": "uint256"
}
]
}];
// when
var con = contract(null, description);
// then
assert.equal('function', typeof con.test);
assert.equal('function', typeof con.test['uint256']);
});
it('should create simple contract with one method from abi with implicit type name', function () {
// given
var description = [{
"name": "test",
"type": "function",
"inputs": [{
"name": "a",
"type": "uint256"
}
],
"outputs": [
{
"name": "d",
"type": "uint256"
}
]
}];
// when
var con = contract(null, description);
// then
assert.equal('function', typeof con.test);
assert.equal('function', typeof con.test['uint256']);
});
it('should create contract with multiple methods', function () {
// given
var description = [{
"name": "test",
"type": "function",
"inputs": [{
"name": "a",
"type": "uint256"
}
],
"outputs": [
{
"name": "d",
"type": "uint256"
}
],
}, {
"name": "test2",
"type": "function",
"inputs": [{
"name": "a",
"type": "uint256"
}
],
"outputs": [
{
"name": "d",
"type": "uint256"
}
]
}];
// when
var con = contract(null, description);
// then
assert.equal('function', typeof con.test);
assert.equal('function', typeof con.test['uint256']);
assert.equal('function', typeof con.test2);
assert.equal('function', typeof con.test2['uint256']);
});
it('should create contract with overloaded methods', function () {
// given
var description = [{
"name": "test",
"type": "function",
"inputs": [{
"name": "a",
"type": "uint256"
}
],
"outputs": [
{
"name": "d",
"type": "uint256"
}
],
}, {
"name": "test",
"type": "function",
"inputs": [{
"name": "a",
"type": "string"
}
],
"outputs": [
{
"name": "d",
"type": "uint256"
}
]
}];
// when
var con = contract(null, description);
// then
assert.equal('function', typeof con.test);
assert.equal('function', typeof con.test['uint256']);
assert.equal('function', typeof con.test['string']);
});
it('should create contract with no methods', function () {
// given
var description = [{
"name": "test(uint256)",
"inputs": [{
"name": "a",
"type": "uint256"
}
],
"outputs": [
{
"name": "d",
"type": "uint256"
}
]
}];
// when
var con = contract(null, description);
// then
assert.equal('undefined', typeof con.test);
});
it('should create contract with one event', function () {
// given
var description = [{
"name": "test",
"type": "event",
"inputs": [{
"name": "a",
"type": "uint256"
}
],
"outputs": [
{
"name": "d",
"type": "uint256"
}
]
}];
// when
var con = contract(null, description);
// then
assert.equal('function', typeof con.test);
assert.equal('function', typeof con.test['uint256']);
});
});
test/eth.methods.js
View file @ 94e0e5ab
......@@ -24,7 +24,6 @@ describe('web3', function() {
u.propertyExists(web3.eth, 'listening');
u.propertyExists(web3.eth, 'mining');
u.propertyExists(web3.eth, 'gasPrice');
u.propertyExists(web3.eth, 'account');
u.propertyExists(web3.eth, 'accounts');
u.propertyExists(web3.eth, 'peerCount');
u.propertyExists(web3.eth, 'defaultBlock');
......
test/event.js 0 → 100644
View file @ 94e0e5ab
var assert = require('assert');
var event = require('../lib/event.js');
describe('event', function () {
it('should create filter input object from given', function () {
// given
var address = '0x012345';
var signature = '0x987654';
// when
var impl = event(address, signature);
var result = impl();
// then
assert.equal(result.address, address);
assert.equal(result.topics.length, 1);
assert.equal(result.topics[0], signature);
});
});
test/web3.methods.js
View file @ 94e0e5ab
......@@ -6,8 +6,5 @@ describe('web3', function() {
u.methodExists(web3, 'sha3');
u.methodExists(web3, 'toAscii');
u.methodExists(web3, 'fromAscii');
u.methodExists(web3, 'toFixed');
u.methodExists(web3, 'fromFixed');
u.methodExists(web3, 'offset');
});
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