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Geth-Modification
Commit 6d02c0d3 authored by Marek Kotewicz's avatar Marek Kotewicz
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Merge commit '1a6dbeff6e86d65cae6d7db366cbaa4182eaff7f' into ethereumjs 

Conflicts:
	libjsqrc/ethereumjs/dist/ethereum.js
	libjsqrc/ethereumjs/dist/ethereum.js.map
	libjsqrc/ethereumjs/dist/ethereum.min.js
	libjsqrc/ethereumjs/lib/abi.js
parents 508f1167 ec74fc05
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README.md
View file @ 6d02c0d3
......@@ -66,16 +66,16 @@ sudo apt-get install npm
sudo apt-get install nodejs-legacy
```
## Building
### Building (gulp)
```bash (gulp)
```bash
npm run-script build
```
### Testing
### Testing (mocha)
```bash (mocha)
```bash
npm test
```
......
dist/ethereum.js
View file @ 6d02c0d3
......@@ -36,6 +36,10 @@ var decToHex = function (dec) {
return parseInt(dec).toString(16);
};
/// Finds first index of array element matching pattern
/// @param array
/// @param callback pattern
/// @returns index of element
var findIndex = function (array, callback) {
var end = false;
var i = 0;
......@@ -45,106 +49,96 @@ var findIndex = function (array, callback) {
return end ? i - 1 : -1;
};
/// @returns a function that is used as a pattern for 'findIndex'
var findMethodIndex = function (json, methodName) {
return findIndex(json, function (method) {
return method.name === methodName;
});
};
var padLeft = function (string, chars) {
return new Array(chars - string.length + 1).join("0") + string;
/// @param string string to be padded
/// @param number of characters that result string should have
/// @param sign, by default 0
/// @returns right aligned string
var padLeft = function (string, chars, sign) {
return new Array(chars - string.length + 1).join(sign ? sign : "0") + string;
};
var calcBitPadding = function (type, expected) {
var value = type.slice(expected.length);
if (value === "") {
return 32;
}
return parseInt(value) / 8;
};
var calcBytePadding = function (type, expected) {
var value = type.slice(expected.length);
if (value === "") {
return 32;
}
return parseInt(value);
/// @param expected type prefix (string)
/// @returns function which checks if type has matching prefix. if yes, returns true, otherwise false
var prefixedType = function (prefix) {
return function (type) {
return type.indexOf(prefix) === 0;
};
};
var calcRealPadding = function (type, expected) {
var value = type.slice(expected.length);
if (value === "") {
return 32;
}
var sizes = value.split('x');
for (var padding = 0, i = 0; i < sizes; i++) {
padding += (sizes[i] / 8);
}
return padding;
/// @param expected type name (string)
/// @returns function which checks if type is matching expected one. if yes, returns true, otherwise false
var namedType = function (name) {
return function (type) {
return name === type;
};
};
/// Setups input formatters for solidity types
/// @returns an array of input formatters
var setupInputTypes = function () {
// convert from int, decimal-string, prefixed hex string whatever into a bare hex string.
var formatStandard = function (value) {
if (typeof value === "number")
return value.toString(16);
else if (typeof value === "string" && value.indexOf('0x') === 0)
return value.substr(2);
else if (typeof value === "string")
return web3.toHex(value);
else
return (+value).toString(16);
};
var prefixedType = function (prefix, calcPadding) {
return function (type, value) {
var expected = prefix;
if (type.indexOf(expected) !== 0) {
return false;
/// Formats input value to byte representation of int
/// @returns right-aligned byte representation of int
var formatInt = function (value) {
var padding = 32 * 2;
if (typeof value === 'number') {
if (value < 0) {
// two's complement
// TODO: fix big numbers support
value = ((value) >>> 0).toString(16);
return padLeft(value, padding, 'f');
}
value = value.toString(16);
var padding = calcPadding(type, expected);
if (padding > 32)
return false; // not allowed to be so big.
padding = 32; // override as per the new ABI.
if (prefix === "string")
return web3.fromAscii(value, padding).substr(2);
return padLeft(formatStandard(value), padding * 2);
};
};
var namedType = function (name, padding, formatter) {
return function (type, value) {
if (type !== name) {
return false;
}
padding = 32; //override as per the new ABI.
return padLeft(formatter ? formatter(value) : value, padding * 2);
else if (value.indexOf('0x') === 0)
value = value.substr(2);
else if (typeof value === 'string')
value = value.toHex(value);
else
value = (+value).toString(16);
return padLeft(value, padding);
};
/// Formats input value to byte representation of string
/// @returns left-algined byte representation of string
var formatString = function (value) {
return web3.fromAscii(value, 32).substr(2);
};
/// Formats input value to byte representation of bool
/// @returns right-aligned byte representation bool
var formatBool = function (value) {
return value ? '01' : '00';
return '000000000000000000000000000000000000000000000000000000000000000' + (value ? '1' : '0');
};
return [
prefixedType('uint', calcBitPadding),
prefixedType('int', calcBitPadding),
prefixedType('hash', calcBitPadding),
prefixedType('string', calcBytePadding),
prefixedType('real', calcRealPadding),
prefixedType('ureal', calcRealPadding),
namedType('address', 20, formatStandard),
namedType('bool', 1, formatBool),
{ type: prefixedType('uint'), format: formatInt },
{ type: prefixedType('int'), format: formatInt },
{ type: prefixedType('hash'), format: formatInt },
{ type: prefixedType('string'), format: formatString },
{ type: prefixedType('real'), format: formatInt },
{ type: prefixedType('ureal'), format: formatInt },
{ type: namedType('address'), format: formatInt },
{ type: namedType('bool'), format: formatBool }
];
};
var inputTypes = setupInputTypes();
/// Formats input params to bytes
/// @param contract json abi
/// @param name of the method that we want to use
/// @param array of params that will be formatted to bytes
/// @returns bytes representation of input params
var toAbiInput = function (json, methodName, params) {
var bytes = "";
var index = findMethodIndex(json, methodName);
......@@ -154,74 +148,72 @@ var toAbiInput = function (json, methodName, params) {
}
var method = json[index];
var padding = 32 * 2;
for (var i = 0; i < method.inputs.length; i++) {
var found = false;
for (var j = 0; j < inputTypes.length && !found; j++) {
found = inputTypes[j](method.inputs[i].type, params[i]);
var typeMatch = false;
for (var j = 0; j < inputTypes.length && !typeMatch; j++) {
typeMatch = inputTypes[j].type(method.inputs[i].type, params[i]);
}
if (!found) {
console.error('unsupported json type: ' + method.inputs[i].type);
if (!typeMatch) {
console.error('input parser does not support type: ' + method.inputs[i].type);
}
bytes += found;
var formatter = inputTypes[j - 1].format;
bytes += (formatter ? formatter(params[i]) : params[i]);
}
return bytes;
};
/// Setups output formaters for solidity types
/// @returns an array of output formatters
var setupOutputTypes = function () {
var prefixedType = function (prefix, calcPadding) {
return function (type) {
var expected = prefix;
if (type.indexOf(expected) !== 0) {
return -1;
}
var padding = calcPadding(type, expected);
if (padding > 32)
return -1; // not allowed to be so big.
padding = 32; // override as per the new ABI.
return padding * 2;
};
};
var namedType = function (name, padding) {
return function (type) {
padding = 32; // override as per the new ABI.
return name === type ? padding * 2 : -1;
};
};
/// Formats input right-aligned input bytes to int
/// @returns right-aligned input bytes formatted to int
var formatInt = function (value) {
return value.length <= 8 ? +parseInt(value, 16) : hexToDec(value);
};
/// @returns right-aligned input bytes formatted to hex
var formatHash = function (value) {
return "0x" + value;
};
/// @returns right-aligned input bytes formatted to bool
var formatBool = function (value) {
return value === '1' ? true : false;
return value === '0000000000000000000000000000000000000000000000000000000000000001' ? true : false;
};
/// @returns left-aligned input bytes formatted to ascii string
var formatString = function (value) {
return web3.toAscii(value);
};
/// @returns right-aligned input bytes formatted to address
var formatAddress = function (value) {
return "0x" + value.slice(value.length - 40, value.length);
};
return [
{ padding: prefixedType('uint', calcBitPadding), format: formatInt },
{ padding: prefixedType('int', calcBitPadding), format: formatInt },
{ padding: prefixedType('hash', calcBitPadding), format: formatHash },
{ padding: prefixedType('string', calcBytePadding), format: formatString },
{ padding: prefixedType('real', calcRealPadding), format: formatInt },
{ padding: prefixedType('ureal', calcRealPadding), format: formatInt },
{ padding: namedType('address', 20) },
{ padding: namedType('bool', 1), format: formatBool }
{ type: prefixedType('uint'), format: formatInt },
{ type: prefixedType('int'), format: formatInt },
{ type: prefixedType('hash'), format: formatHash },
{ type: prefixedType('string'), format: formatString },
{ type: prefixedType('real'), format: formatInt },
{ type: prefixedType('ureal'), format: formatInt },
{ type: namedType('address'), format: formatAddress },
{ type: namedType('bool'), format: formatBool }
];
};
var outputTypes = setupOutputTypes();
/// Formats output bytes back to param list
/// @param contract json abi
/// @param name of the method that we want to use
/// @param bytes representtion of output
/// @returns array of output params
var fromAbiOutput = function (json, methodName, output) {
var index = findMethodIndex(json, methodName);
......@@ -233,14 +225,16 @@ var fromAbiOutput = function (json, methodName, output) {
var result = [];
var method = json[index];
var padding = 32 * 2;
for (var i = 0; i < method.outputs.length; i++) {
var padding = -1;
for (var j = 0; j < outputTypes.length && padding === -1; j++) {
padding = outputTypes[j].padding(method.outputs[i].type);
var typeMatch = false;
for (var j = 0; j < outputTypes.length && !typeMatch; j++) {
typeMatch = outputTypes[j].type(method.outputs[i].type);
}
if (padding === -1) {
if (!typeMatch) {
// not found output parsing
console.error('output parser does not support type: ' + method.outputs[i].type);
continue;
}
var res = output.slice(0, padding);
......@@ -252,6 +246,8 @@ var fromAbiOutput = function (json, methodName, output) {
return result;
};
/// @param json abi for contract
/// @returns input parser object for given json abi
var inputParser = function (json) {
var parser = {};
json.forEach(function (method) {
......@@ -264,6 +260,8 @@ var inputParser = function (json) {
return parser;
};
/// @param json abi for contract
/// @returns output parser for given json abi
var outputParser = function (json) {
var parser = {};
json.forEach(function (method) {
......@@ -275,6 +273,9 @@ var outputParser = function (json) {
return parser;
};
/// @param json abi for contract
/// @param method name for which we want to get method signature
/// @returns (promise) contract method signature for method with given name
var methodSignature = function (json, name) {
var method = json[findMethodIndex(json, name)];
var result = name + '(';
......@@ -330,6 +331,16 @@ if ("build" !== 'build') {/*
var web3 = require('./web3'); // jshint ignore:line
*/}
/**
* AutoProvider object prototype is implementing 'provider protocol'
* Automatically tries to setup correct provider(Qt, WebSockets or HttpRpc)
* First it checkes if we are ethereum browser (if navigator.qt object is available)
* if yes, we are using QtProvider
* if no, we check if it is possible to establish websockets connection with ethereum (ws://localhost:40404/eth is default)
* if it's not possible, we are using httprpc provider (http://localhost:8080)
* The constructor allows you to specify uris on which we are trying to connect over http or websockets
* You can do that by passing objects with fields httrpc and websockets
*/
var AutoProvider = function (userOptions) {
if (web3.haveProvider()) {
return;
......@@ -378,6 +389,8 @@ var AutoProvider = function (userOptions) {
};
};
/// Sends message forward to the provider, that is being used
/// if provider is not yet set, enqueues the message
AutoProvider.prototype.send = function (payload) {
if (this.provider) {
this.provider.send(payload);
......@@ -386,6 +399,7 @@ AutoProvider.prototype.send = function (payload) {
this.sendQueue.push(payload);
};
/// On incoming message sends the message to the provider that is currently being used
Object.defineProperty(AutoProvider.prototype, 'onmessage', {
set: function (handler) {
if (this.provider) {
......@@ -428,9 +442,29 @@ if ("build" !== 'build') {/*
var abi = require('./abi');
// method signature length in bytes
/// method signature length in bytes
var ETH_METHOD_SIGNATURE_LENGTH = 4;
/**
* 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').call(); // myMethod call
* myContract.myMethod('this is test string param for transact').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) {
var inputParser = abi.inputParser(desc);
var outputParser = abi.outputParser(desc);
......@@ -472,6 +506,7 @@ var contract = function (address, desc) {
module.exports = contract;
},{"./abi":1}],4:[function(require,module,exports){
/*
This file is part of ethereum.js.
......@@ -489,6 +524,97 @@ module.exports = contract;
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 filter.js
* @authors:
* Jeffrey Wilcke <jeff@ethdev.com>
* Marek Kotewicz <marek@ethdev.com>
* Marian Oancea <marian@ethdev.com>
* Gav Wood <g@ethdev.com>
* @date 2014
*/
// TODO: is these line is supposed to be here?
if ("build" !== 'build') {/*
var web3 = require('./web3'); // jshint ignore:line
*/}
/// should be used when we want to watch something
/// it's using inner polling mechanism and is notified about changes
var Filter = function(options, impl) {
this.impl = impl;
this.callbacks = [];
var self = this;
this.promise = impl.newFilter(options);
this.promise.then(function (id) {
self.id = id;
web3.on(impl.changed, id, self.trigger.bind(self));
web3.provider.startPolling({call: impl.changed, args: [id]}, id);
});
};
/// alias for changed*
Filter.prototype.arrived = function(callback) {
this.changed(callback);
};
/// gets called when there is new eth/shh message
Filter.prototype.changed = function(callback) {
var self = this;
this.promise.then(function(id) {
self.callbacks.push(callback);
});
};
/// trigger calling new message from people
Filter.prototype.trigger = function(messages) {
for(var i = 0; i < this.callbacks.length; i++) {
this.callbacks[i].call(this, messages);
}
};
/// should be called to uninstall current filter
Filter.prototype.uninstall = function() {
var self = this;
this.promise.then(function (id) {
self.impl.uninstallFilter(id);
web3.provider.stopPolling(id);
web3.off(impl.changed, id);
});
};
/// should be called to manually trigger getting latest messages from the client
Filter.prototype.messages = function() {
var self = this;
return this.promise.then(function (id) {
return self.impl.getMessages(id);
});
};
/// alias for messages
Filter.prototype.logs = function () {
return this.messages();
};
module.exports = Filter;
},{}],5:[function(require,module,exports){
/*
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 httprpc.js
* @authors:
* Marek Kotewicz <marek@ethdev.com>
......@@ -501,11 +627,21 @@ if ("build" !== 'build') {/*
var XMLHttpRequest = require('xmlhttprequest').XMLHttpRequest; // jshint ignore:line
*/}
/**
* HttpRpcProvider object prototype is implementing 'provider protocol'
* Should be used when we want to connect to ethereum backend over http && jsonrpc
* It's compatible with cpp client
* The contructor allows to specify host uri
* This provider is using in-browser polling mechanism
*/
var HttpRpcProvider = function (host) {
this.handlers = [];
this.host = host;
};
/// Transforms inner message to proper jsonrpc object
/// @param inner message object
/// @returns jsonrpc object
function formatJsonRpcObject(object) {
return {
jsonrpc: '2.0',
......@@ -515,6 +651,9 @@ function formatJsonRpcObject(object) {
};
}
/// Transforms jsonrpc object to inner message
/// @param incoming jsonrpc message
/// @returns inner message object
function formatJsonRpcMessage(message) {
var object = JSON.parse(message);
......@@ -525,6 +664,10 @@ function formatJsonRpcMessage(message) {
};
}
/// Prototype object method
/// Asynchronously sends request to server
/// @param payload is inner message object
/// @param cb is callback which is being called when response is comes back
HttpRpcProvider.prototype.sendRequest = function (payload, cb) {
var data = formatJsonRpcObject(payload);
......@@ -538,6 +681,11 @@ HttpRpcProvider.prototype.sendRequest = function (payload, cb) {
};
};
/// Prototype object method
/// Should be called when we want to send single api request to server
/// Asynchronous
/// On response it passes message to handlers
/// @param payload is inner message object
HttpRpcProvider.prototype.send = function (payload) {
var self = this;
this.sendRequest(payload, function (request) {
......@@ -547,6 +695,13 @@ HttpRpcProvider.prototype.send = function (payload) {
});
};
/// Prototype object method
/// Should be called only for polling requests
/// Asynchronous
/// On response it passege message to handlers, but only if message's result is true or not empty array
/// Otherwise response is being silently ignored
/// @param payload is inner message object
/// @id is id of poll that we are calling
HttpRpcProvider.prototype.poll = function (payload, id) {
var self = this;
this.sendRequest(payload, function (request) {
......@@ -560,6 +715,8 @@ HttpRpcProvider.prototype.poll = function (payload, id) {
});
};
/// Prototype object property
/// Should be used to set message handlers for this provider
Object.defineProperty(HttpRpcProvider.prototype, "onmessage", {
set: function (handler) {
this.handlers.push(handler);
......@@ -568,7 +725,132 @@ Object.defineProperty(HttpRpcProvider.prototype, "onmessage", {
module.exports = HttpRpcProvider;
},{}],5:[function(require,module,exports){
},{}],6:[function(require,module,exports){
/*
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 providermanager.js
* @authors:
* Jeffrey Wilcke <jeff@ethdev.com>
* Marek Kotewicz <marek@ethdev.com>
* Marian Oancea <marian@ethdev.com>
* Gav Wood <g@ethdev.com>
* @date 2014
*/
// TODO: is these line is supposed to be here?
if ("build" !== 'build') {/*
var web3 = require('./web3'); // jshint ignore:line
*/}
/**
* Provider manager object prototype
* It's responsible for passing messages to providers
* If no provider is set it's responsible for queuing requests
* It's also responsible for polling the ethereum node for incoming messages
* Default poll timeout is 12 seconds
* If we are running ethereum.js inside ethereum browser, there are backend based tools responsible for polling,
* and provider manager polling mechanism is not used
*/
var ProviderManager = function() {
this.queued = [];
this.polls = [];
this.ready = false;
this.provider = undefined;
this.id = 1;
var self = this;
var poll = function () {
if (self.provider && self.provider.poll) {
self.polls.forEach(function (data) {
data.data._id = self.id;
self.id++;
self.provider.poll(data.data, data.id);
});
}
setTimeout(poll, 12000);
};
poll();
};
/// sends outgoing requests, if provider is not available, enqueue the request
ProviderManager.prototype.send = function(data, cb) {
data._id = this.id;
if (cb) {
web3._callbacks[data._id] = cb;
}
data.args = data.args || [];
this.id++;
if(this.provider !== undefined) {
this.provider.send(data);
} else {
console.warn("provider is not set");
this.queued.push(data);
}
};
/// setups provider, which will be used for sending messages
ProviderManager.prototype.set = function(provider) {
if(this.provider !== undefined && this.provider.unload !== undefined) {
this.provider.unload();
}
this.provider = provider;
this.ready = true;
};
/// resends queued messages
ProviderManager.prototype.sendQueued = function() {
for(var i = 0; this.queued.length; i++) {
// Resend
this.send(this.queued[i]);
}
};
/// @returns true if the provider i properly set
ProviderManager.prototype.installed = function() {
return this.provider !== undefined;
};
/// this method is only used, when we do not have native qt bindings and have to do polling on our own
/// should be callled, on start watching for eth/shh changes
ProviderManager.prototype.startPolling = function (data, pollId) {
if (!this.provider || !this.provider.poll) {
return;
}
this.polls.push({data: data, id: pollId});
};
/// should be called to stop polling for certain watch changes
ProviderManager.prototype.stopPolling = function (pollId) {
for (var i = this.polls.length; i--;) {
var poll = this.polls[i];
if (poll.id === pollId) {
this.polls.splice(i, 1);
}
}
};
module.exports = ProviderManager;
},{}],7:[function(require,module,exports){
/*
This file is part of ethereum.js.
......@@ -592,6 +874,11 @@ module.exports = HttpRpcProvider;
* @date 2014
*/
/**
* QtProvider object prototype is implementing 'provider protocol'
* Should be used inside ethereum browser. It's compatible with cpp and go clients.
* It uses navigator.qt object to pass the messages to native bindings
*/
var QtProvider = function() {
this.handlers = [];
......@@ -603,10 +890,17 @@ var QtProvider = function() {
};
};
/// Prototype object method
/// Should be called when we want to send single api request to native bindings
/// Asynchronous
/// Response will be received by navigator.qt.onmessage method and passed to handlers
/// @param payload is inner message object
QtProvider.prototype.send = function(payload) {
navigator.qt.postMessage(JSON.stringify(payload));
};
/// Prototype object property
/// Should be used to set message handlers for this provider
Object.defineProperty(QtProvider.prototype, "onmessage", {
set: function(handler) {
this.handlers.push(handler);
......@@ -615,7 +909,7 @@ Object.defineProperty(QtProvider.prototype, "onmessage", {
module.exports = QtProvider;
},{}],6:[function(require,module,exports){
},{}],8:[function(require,module,exports){
/*
This file is part of ethereum.js.
......@@ -632,7 +926,7 @@ module.exports = QtProvider;
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 main.js
/** @file web3.js
* @authors:
* Jeffrey Wilcke <jeff@ethdev.com>
* Marek Kotewicz <marek@ethdev.com>
......@@ -641,6 +935,12 @@ module.exports = QtProvider;
* @date 2014
*/
var Filter = require('./filter');
var ProviderManager = require('./providermanager');
/// Recursively resolves all promises in given object and replaces the resolved values with promises
/// @param any object/array/promise/anything else..
/// @returns (resolves) object with replaced promises with their result
function flattenPromise (obj) {
if (obj instanceof Promise) {
return Promise.resolve(obj);
......@@ -680,12 +980,14 @@ function flattenPromise (obj) {
return Promise.resolve(obj);
}
/// @returns an array of objects describing web3 api methods
var web3Methods = function () {
return [
{ name: 'sha3', call: 'web3_sha3' }
];
};
/// @returns an array of objects describing web3.eth api methods
var ethMethods = function () {
var blockCall = function (args) {
return typeof args[0] === "string" ? "eth_blockByHash" : "eth_blockByNumber";
......@@ -719,6 +1021,7 @@ var ethMethods = function () {
return methods;
};
/// @returns an array of objects describing web3.eth api properties
var ethProperties = function () {
return [
{ name: 'coinbase', getter: 'eth_coinbase', setter: 'eth_setCoinbase' },
......@@ -733,6 +1036,7 @@ var ethProperties = function () {
];
};
/// @returns an array of objects describing web3.db api methods
var dbMethods = function () {
return [
{ name: 'put', call: 'db_put' },
......@@ -742,6 +1046,7 @@ var dbMethods = function () {
];
};
/// @returns an array of objects describing web3.shh api methods
var shhMethods = function () {
return [
{ name: 'post', call: 'shh_post' },
......@@ -752,6 +1057,7 @@ var shhMethods = function () {
];
};
/// @returns an array of objects describing web3.eth.watch api methods
var ethWatchMethods = function () {
var newFilter = function (args) {
return typeof args[0] === 'string' ? 'eth_newFilterString' : 'eth_newFilter';
......@@ -764,6 +1070,7 @@ var ethWatchMethods = function () {
];
};
/// @returns an array of objects describing web3.shh.watch api methods
var shhWatchMethods = function () {
return [
{ name: 'newFilter', call: 'shh_newFilter' },
......@@ -772,6 +1079,8 @@ var shhWatchMethods = function () {
];
};
/// creates methods in a given object based on method description on input
/// setups api calls for these methods
var setupMethods = function (obj, methods) {
methods.forEach(function (method) {
obj[method.name] = function () {
......@@ -795,6 +1104,8 @@ var setupMethods = function (obj, methods) {
});
};
/// creates properties in a given object based on properties description on input
/// setups api calls for these properties
var setupProperties = function (obj, properties) {
properties.forEach(function (property) {
var proto = {};
......@@ -839,7 +1150,7 @@ var decToHex = function (dec) {
return parseInt(dec).toString(16);
};
/// setups web3 object, and it's in-browser executed methods
var web3 = {
_callbacks: {},
_events: {},
......@@ -855,6 +1166,7 @@ var web3 = {
return hex;
},
/// @returns ascii string representation of hex value prefixed with 0x
toAscii: function(hex) {
// Find termination
var str = "";
......@@ -862,17 +1174,18 @@ var web3 = {
if (hex.substring(0, 2) === '0x')
i = 2;
for(; i < l; i+=2) {
var code = hex.charCodeAt(i);
var code = parseInt(hex.substr(i, 2), 16);
if(code === 0) {
break;
}
str += String.fromCharCode(parseInt(hex.substr(i, 2), 16));
str += String.fromCharCode(code);
}
return str;
},
/// @returns hex representation (prefixed by 0x) of ascii string
fromAscii: function(str, pad) {
pad = pad === undefined ? 0 : pad;
var hex = this.toHex(str);
......@@ -881,14 +1194,17 @@ var web3 = {
return "0x" + hex;
},
/// @returns decimal representaton of hex value prefixed by 0x
toDecimal: function (val) {
return hexToDec(val.substring(2));
},
/// @returns hex representation (prefixed by 0x) of decimal value
fromDecimal: function (val) {
return "0x" + decToHex(val);
},
/// used to transform value/string to eth string
toEth: function(str) {
var val = typeof str === "string" ? str.indexOf('0x') === 0 ? parseInt(str.substr(2), 16) : parseInt(str) : str;
var unit = 0;
......@@ -912,24 +1228,24 @@ var web3 = {
return s + ' ' + units[unit];
},
/// eth object prototype
eth: {
prototype: Object(), // jshint ignore:line
watch: function (params) {
return new Filter(params, ethWatch);
}
},
db: {
prototype: Object() // jshint ignore:line
},
/// db object prototype
db: {},
/// shh object prototype
shh: {
prototype: Object(), // jshint ignore:line
watch: function (params) {
return new Filter(params, shhWatch);
}
},
/// used by filter to register callback with given id
on: function(event, id, cb) {
if(web3._events[event] === undefined) {
web3._events[event] = {};
......@@ -939,6 +1255,7 @@ var web3 = {
return this;
},
/// used by filter to unregister callback with given id
off: function(event, id) {
if(web3._events[event] !== undefined) {
delete web3._events[event][id];
......@@ -947,6 +1264,7 @@ var web3 = {
return this;
},
/// used to trigger callback registered by filter
trigger: function(event, id, data) {
var callbacks = web3._events[event];
if (!callbacks || !callbacks[id]) {
......@@ -954,9 +1272,15 @@ var web3 = {
}
var cb = callbacks[id];
cb(data);
},
/// @returns true if provider is installed
haveProvider: function() {
return !!web3.provider.provider;
}
};
/// setups all api methods
setupMethods(web3, web3Methods());
setupMethods(web3.eth, ethMethods());
setupProperties(web3.eth, ethProperties());
......@@ -966,85 +1290,14 @@ setupMethods(web3.shh, shhMethods());
var ethWatch = {
changed: 'eth_changed'
};
setupMethods(ethWatch, ethWatchMethods());
var shhWatch = {
changed: 'shh_changed'
};
setupMethods(shhWatch, shhWatchMethods());
var ProviderManager = function() {
this.queued = [];
this.polls = [];
this.ready = false;
this.provider = undefined;
this.id = 1;
var self = this;
var poll = function () {
if (self.provider && self.provider.poll) {
self.polls.forEach(function (data) {
data.data._id = self.id;
self.id++;
self.provider.poll(data.data, data.id);
});
}
setTimeout(poll, 12000);
};
poll();
};
ProviderManager.prototype.send = function(data, cb) {
data._id = this.id;
if (cb) {
web3._callbacks[data._id] = cb;
}
data.args = data.args || [];
this.id++;
if(this.provider !== undefined) {
this.provider.send(data);
} else {
console.warn("provider is not set");
this.queued.push(data);
}
};
ProviderManager.prototype.set = function(provider) {
if(this.provider !== undefined && this.provider.unload !== undefined) {
this.provider.unload();
}
this.provider = provider;
this.ready = true;
};
ProviderManager.prototype.sendQueued = function() {
for(var i = 0; this.queued.length; i++) {
// Resend
this.send(this.queued[i]);
}
};
ProviderManager.prototype.installed = function() {
return this.provider !== undefined;
};
ProviderManager.prototype.startPolling = function (data, pollId) {
if (!this.provider || !this.provider.poll) {
return;
}
this.polls.push({data: data, id: pollId});
};
ProviderManager.prototype.stopPolling = function (pollId) {
for (var i = this.polls.length; i--;) {
var poll = this.polls[i];
if (poll.id === pollId) {
this.polls.splice(i, 1);
}
}
};
setupMethods(shhWatch, shhWatchMethods());
web3.provider = new ProviderManager();
......@@ -1054,60 +1307,7 @@ web3.setProvider = function(provider) {
web3.provider.sendQueued();
};
web3.haveProvider = function() {
return !!web3.provider.provider;
};
var Filter = function(options, impl) {
this.impl = impl;
this.callbacks = [];
var self = this;
this.promise = impl.newFilter(options);
this.promise.then(function (id) {
self.id = id;
web3.on(impl.changed, id, self.trigger.bind(self));
web3.provider.startPolling({call: impl.changed, args: [id]}, id);
});
};
Filter.prototype.arrived = function(callback) {
this.changed(callback);
};
Filter.prototype.changed = function(callback) {
var self = this;
this.promise.then(function(id) {
self.callbacks.push(callback);
});
};
Filter.prototype.trigger = function(messages) {
for(var i = 0; i < this.callbacks.length; i++) {
this.callbacks[i].call(this, messages);
}
};
Filter.prototype.uninstall = function() {
var self = this;
this.promise.then(function (id) {
self.impl.uninstallFilter(id);
web3.provider.stopPolling(id);
web3.off(impl.changed, id);
});
};
Filter.prototype.messages = function() {
var self = this;
return this.promise.then(function (id) {
return self.impl.getMessages(id);
});
};
Filter.prototype.logs = function () {
return this.messages();
};
/// callled when there is new incoming message
function messageHandler(data) {
if(data._event !== undefined) {
web3.trigger(data._event, data._id, data.data);
......@@ -1126,7 +1326,7 @@ function messageHandler(data) {
if (typeof(module) !== "undefined")
module.exports = web3;
},{}],7:[function(require,module,exports){
},{"./filter":4,"./providermanager":6}],9:[function(require,module,exports){
/*
This file is part of ethereum.js.
......@@ -1156,9 +1356,17 @@ if ("build" !== 'build') {/*
var WebSocket = require('ws'); // jshint ignore:line
*/}
/**
* WebSocketProvider object prototype is implementing 'provider protocol'
* Should be used when we want to connect to ethereum backend over websockets
* It's compatible with go client
* The constructor allows to specify host uri
*/
var WebSocketProvider = function(host) {
// onmessage handlers
this.handlers = [];
// queue will be filled with messages if send is invoked before the ws is ready
this.queued = [];
this.ready = false;
......@@ -1175,15 +1383,20 @@ var WebSocketProvider = function(host) {
this.ws.onopen = function() {
self.ready = true;
for(var i = 0; i < self.queued.length; i++) {
for (var i = 0; i < self.queued.length; i++) {
// Resend
self.send(self.queued[i]);
}
};
};
/// Prototype object method
/// Should be called when we want to send single api request to server
/// Asynchronous, it's using websockets
/// Response for the call will be received by ws.onmessage
/// @param payload is inner message object
WebSocketProvider.prototype.send = function(payload) {
if(this.ready) {
if (this.ready) {
var data = JSON.stringify(payload);
this.ws.send(data);
......@@ -1192,13 +1405,20 @@ WebSocketProvider.prototype.send = function(payload) {
}
};
/// Prototype object method
/// Should be called to add handlers
WebSocketProvider.prototype.onMessage = function(handler) {
this.handlers.push(handler);
};
/// Prototype object method
/// Should be called to close websockets connection
WebSocketProvider.prototype.unload = function() {
this.ws.close();
};
/// Prototype object property
/// Should be used to set message handlers for this provider
Object.defineProperty(WebSocketProvider.prototype, "onmessage", {
set: function(provider) { this.onMessage(provider); }
});
......@@ -1212,11 +1432,11 @@ web3.providers.WebSocketProvider = require('./lib/websocket');
web3.providers.HttpRpcProvider = require('./lib/httprpc');
web3.providers.QtProvider = require('./lib/qt');
web3.providers.AutoProvider = require('./lib/autoprovider');
web3.contract = require('./lib/contract');
web3.eth.contract = require('./lib/contract');
module.exports = web3;
},{"./lib/autoprovider":2,"./lib/contract":3,"./lib/httprpc":4,"./lib/qt":5,"./lib/web3":6,"./lib/websocket":7}]},{},["web3"])
},{"./lib/autoprovider":2,"./lib/contract":3,"./lib/httprpc":5,"./lib/qt":7,"./lib/web3":8,"./lib/websocket":9}]},{},["web3"])
//# sourceMappingURL=ethereum.js.map
\ No newline at end of file
dist/ethereum.js.map
View file @ 6d02c0d3
......@@ -5,25 +5,29 @@
"lib/abi.js",
"lib/autoprovider.js",
"lib/contract.js",
"lib/filter.js",
"lib/httprpc.js",
"lib/providermanager.js",
"lib/qt.js",
"lib/web3.js",
"lib/websocket.js",
"index.js"
],
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"file": "generated.js",
"sourceRoot": "",
"sourcesContent": [
"(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require==\"function\"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error(\"Cannot find module '\"+o+\"'\");throw f.code=\"MODULE_NOT_FOUND\",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require==\"function\"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})",
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file abi.js\n * @authors:\n * Marek Kotewicz <marek@ethdev.com>\n * Gav Wood <g@ethdev.com>\n * @date 2014\n */\n\n// TODO: is these line is supposed to be here? \nif (\"build\" !== 'build') {/*\n var web3 = require('./web3'); // jshint ignore:line\n*/}\n\n// TODO: make these be actually accurate instead of falling back onto JS's doubles.\nvar hexToDec = function (hex) {\n return parseInt(hex, 16).toString();\n};\n\nvar decToHex = function (dec) {\n return parseInt(dec).toString(16);\n};\n\nvar findIndex = function (array, callback) {\n var end = false;\n var i = 0;\n for (; i < array.length && !end; i++) {\n end = callback(array[i]);\n }\n return end ? i - 1 : -1;\n};\n\nvar findMethodIndex = function (json, methodName) {\n return findIndex(json, function (method) {\n return method.name === methodName;\n });\n};\n\nvar padLeft = function (string, chars) {\n return new Array(chars - string.length + 1).join(\"0\") + string;\n};\n\nvar calcBitPadding = function (type, expected) {\n var value = type.slice(expected.length);\n if (value === \"\") {\n return 32;\n }\n return parseInt(value) / 8;\n};\n\nvar calcBytePadding = function (type, expected) {\n var value = type.slice(expected.length);\n if (value === \"\") {\n return 32;\n }\n return parseInt(value);\n};\n\nvar calcRealPadding = function (type, expected) {\n var value = type.slice(expected.length);\n if (value === \"\") {\n return 32;\n }\n var sizes = value.split('x');\n for (var padding = 0, i = 0; i < sizes; i++) {\n padding += (sizes[i] / 8);\n }\n return padding;\n};\n\nvar setupInputTypes = function () {\n \n // convert from int, decimal-string, prefixed hex string whatever into a bare hex string.\n var formatStandard = function (value) {\n if (typeof value === \"number\")\n return value.toString(16);\n else if (typeof value === \"string\" && value.indexOf('0x') === 0)\n return value.substr(2);\n else if (typeof value === \"string\")\n return web3.toHex(value);\n else\n return (+value).toString(16);\n };\n\n var prefixedType = function (prefix, calcPadding) {\n return function (type, value) {\n var expected = prefix;\n if (type.indexOf(expected) !== 0) {\n return false;\n }\n\n var padding = calcPadding(type, expected);\n if (padding > 32)\n return false; // not allowed to be so big.\n padding = 32; // override as per the new ABI.\n\n if (prefix === \"string\")\n return web3.fromAscii(value, padding).substr(2);\n return padLeft(formatStandard(value), padding * 2);\n };\n };\n\n var namedType = function (name, padding, formatter) {\n return function (type, value) {\n if (type !== name) {\n return false;\n }\n\n padding = 32; //override as per the new ABI.\n\n return padLeft(formatter ? formatter(value) : value, padding * 2);\n };\n };\n\n var formatBool = function (value) {\n return value ? '01' : '00';\n };\n\n return [\n prefixedType('uint', calcBitPadding),\n prefixedType('int', calcBitPadding),\n prefixedType('hash', calcBitPadding),\n prefixedType('string', calcBytePadding),\n prefixedType('real', calcRealPadding),\n prefixedType('ureal', calcRealPadding),\n namedType('address', 20, formatStandard),\n namedType('bool', 1, formatBool),\n ];\n};\n\nvar inputTypes = setupInputTypes();\n\nvar toAbiInput = function (json, methodName, params) {\n var bytes = \"\";\n var index = findMethodIndex(json, methodName);\n\n if (index === -1) {\n return;\n }\n\n var method = json[index];\n\n for (var i = 0; i < method.inputs.length; i++) {\n var found = false;\n for (var j = 0; j < inputTypes.length && !found; j++) {\n found = inputTypes[j](method.inputs[i].type, params[i]);\n }\n if (!found) {\n console.error('unsupported json type: ' + method.inputs[i].type);\n }\n bytes += found;\n }\n return bytes;\n};\n\nvar setupOutputTypes = function () {\n\n var prefixedType = function (prefix, calcPadding) {\n return function (type) {\n var expected = prefix;\n if (type.indexOf(expected) !== 0) {\n return -1;\n }\n\n var padding = calcPadding(type, expected);\n if (padding > 32)\n return -1; // not allowed to be so big.\n padding = 32; // override as per the new ABI.\n return padding * 2;\n };\n };\n\n var namedType = function (name, padding) {\n return function (type) {\n padding = 32; // override as per the new ABI.\n return name === type ? padding * 2 : -1;\n };\n };\n\n var formatInt = function (value) {\n return value.length <= 8 ? +parseInt(value, 16) : hexToDec(value);\n };\n\n var formatHash = function (value) {\n return \"0x\" + value;\n };\n\n var formatBool = function (value) {\n return value === '1' ? true : false;\n };\n\n var formatString = function (value) {\n return web3.toAscii(value);\n };\n\n return [\n { padding: prefixedType('uint', calcBitPadding), format: formatInt },\n { padding: prefixedType('int', calcBitPadding), format: formatInt },\n { padding: prefixedType('hash', calcBitPadding), format: formatHash },\n { padding: prefixedType('string', calcBytePadding), format: formatString },\n { padding: prefixedType('real', calcRealPadding), format: formatInt },\n { padding: prefixedType('ureal', calcRealPadding), format: formatInt },\n { padding: namedType('address', 20) },\n { padding: namedType('bool', 1), format: formatBool }\n ];\n};\n\nvar outputTypes = setupOutputTypes();\n\nvar fromAbiOutput = function (json, methodName, output) {\n var index = findMethodIndex(json, methodName);\n\n if (index === -1) {\n return;\n }\n\n output = output.slice(2);\n\n var result = [];\n var method = json[index];\n for (var i = 0; i < method.outputs.length; i++) {\n var padding = -1;\n for (var j = 0; j < outputTypes.length && padding === -1; j++) {\n padding = outputTypes[j].padding(method.outputs[i].type);\n }\n\n if (padding === -1) {\n // not found output parsing\n continue;\n }\n var res = output.slice(0, padding);\n var formatter = outputTypes[j - 1].format;\n result.push(formatter ? formatter(res) : (\"0x\" + res));\n output = output.slice(padding);\n }\n\n return result;\n};\n\nvar inputParser = function (json) {\n var parser = {};\n json.forEach(function (method) {\n parser[method.name] = function () {\n var params = Array.prototype.slice.call(arguments);\n return toAbiInput(json, method.name, params);\n };\n });\n\n return parser;\n};\n\nvar outputParser = function (json) {\n var parser = {};\n json.forEach(function (method) {\n parser[method.name] = function (output) {\n return fromAbiOutput(json, method.name, output);\n };\n });\n\n return parser;\n};\n\nvar methodSignature = function (json, name) {\n var method = json[findMethodIndex(json, name)];\n var result = name + '(';\n var inputTypes = method.inputs.map(function (inp) {\n return inp.type;\n });\n result += inputTypes.join(',');\n result += ')';\n\n return web3.sha3(web3.fromAscii(result));\n};\n\nmodule.exports = {\n inputParser: inputParser,\n outputParser: outputParser,\n methodSignature: methodSignature\n};\n\n",
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file autoprovider.js\n * @authors:\n * Marek Kotewicz <marek@ethdev.com>\n * Marian Oancea <marian@ethdev.com>\n * @date 2014\n */\n\n/*\n * @brief if qt object is available, uses QtProvider,\n * if not tries to connect over websockets\n * if it fails, it uses HttpRpcProvider\n */\n\n// TODO: is these line is supposed to be here? \nif (\"build\" !== 'build') {/*\n var WebSocket = require('ws'); // jshint ignore:line\n var web3 = require('./web3'); // jshint ignore:line\n*/}\n\nvar AutoProvider = function (userOptions) {\n if (web3.haveProvider()) {\n return;\n }\n\n // before we determine what provider we are, we have to cache request\n this.sendQueue = [];\n this.onmessageQueue = [];\n\n if (navigator.qt) {\n this.provider = new web3.providers.QtProvider();\n return;\n }\n\n userOptions = userOptions || {};\n var options = {\n httprpc: userOptions.httprpc || 'http://localhost:8080',\n websockets: userOptions.websockets || 'ws://localhost:40404/eth'\n };\n\n var self = this;\n var closeWithSuccess = function (success) {\n ws.close();\n if (success) {\n self.provider = new web3.providers.WebSocketProvider(options.websockets);\n } else {\n self.provider = new web3.providers.HttpRpcProvider(options.httprpc);\n self.poll = self.provider.poll.bind(self.provider);\n }\n self.sendQueue.forEach(function (payload) {\n self.provider(payload);\n });\n self.onmessageQueue.forEach(function (handler) {\n self.provider.onmessage = handler;\n });\n };\n\n var ws = new WebSocket(options.websockets);\n\n ws.onopen = function() {\n closeWithSuccess(true);\n };\n\n ws.onerror = function() {\n closeWithSuccess(false);\n };\n};\n\nAutoProvider.prototype.send = function (payload) {\n if (this.provider) {\n this.provider.send(payload);\n return;\n }\n this.sendQueue.push(payload);\n};\n\nObject.defineProperty(AutoProvider.prototype, 'onmessage', {\n set: function (handler) {\n if (this.provider) {\n this.provider.onmessage = handler;\n return;\n }\n this.onmessageQueue.push(handler);\n }\n});\n\nmodule.exports = AutoProvider;\n",
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file contract.js\n * @authors:\n * Marek Kotewicz <marek@ethdev.com>\n * @date 2014\n */\n\n// TODO: is these line is supposed to be here? \nif (\"build\" !== 'build') {/*\n var web3 = require('./web3'); // jshint ignore:line\n*/}\n\nvar abi = require('./abi');\n\n// method signature length in bytes\nvar ETH_METHOD_SIGNATURE_LENGTH = 4;\n\nvar contract = function (address, desc) {\n var inputParser = abi.inputParser(desc);\n var outputParser = abi.outputParser(desc);\n\n var contract = {};\n\n desc.forEach(function (method) {\n contract[method.name] = function () {\n var params = Array.prototype.slice.call(arguments);\n var parsed = inputParser[method.name].apply(null, params);\n\n var onSuccess = function (result) {\n return outputParser[method.name](result);\n };\n\n return {\n call: function (extra) {\n extra = extra || {};\n extra.to = address;\n return abi.methodSignature(desc, method.name).then(function (signature) {\n extra.data = signature.slice(0, 2 + ETH_METHOD_SIGNATURE_LENGTH * 2) + parsed;\n return web3.eth.call(extra).then(onSuccess);\n });\n },\n transact: function (extra) {\n extra = extra || {};\n extra.to = address;\n return abi.methodSignature(desc, method.name).then(function (signature) {\n extra.data = signature.slice(0, 2 + ETH_METHOD_SIGNATURE_LENGTH * 2) + parsed;\n return web3.eth.transact(extra).then(onSuccess);\n });\n }\n };\n };\n });\n\n return contract;\n};\n\nmodule.exports = contract;\n",
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file httprpc.js\n * @authors:\n * Marek Kotewicz <marek@ethdev.com>\n * Marian Oancea <marian@ethdev.com>\n * @date 2014\n */\n\n// TODO: is these line is supposed to be here? \nif (\"build\" !== 'build') {/*\n var XMLHttpRequest = require('xmlhttprequest').XMLHttpRequest; // jshint ignore:line\n*/}\n\nvar HttpRpcProvider = function (host) {\n this.handlers = [];\n this.host = host;\n};\n\nfunction formatJsonRpcObject(object) {\n return {\n jsonrpc: '2.0',\n method: object.call,\n params: object.args,\n id: object._id\n };\n}\n\nfunction formatJsonRpcMessage(message) {\n var object = JSON.parse(message);\n\n return {\n _id: object.id,\n data: object.result,\n error: object.error\n };\n}\n\nHttpRpcProvider.prototype.sendRequest = function (payload, cb) {\n var data = formatJsonRpcObject(payload);\n\n var request = new XMLHttpRequest();\n request.open(\"POST\", this.host, true);\n request.send(JSON.stringify(data));\n request.onreadystatechange = function () {\n if (request.readyState === 4 && cb) {\n cb(request);\n }\n };\n};\n\nHttpRpcProvider.prototype.send = function (payload) {\n var self = this;\n this.sendRequest(payload, function (request) {\n self.handlers.forEach(function (handler) {\n handler.call(self, formatJsonRpcMessage(request.responseText));\n });\n });\n};\n\nHttpRpcProvider.prototype.poll = function (payload, id) {\n var self = this;\n this.sendRequest(payload, function (request) {\n var parsed = JSON.parse(request.responseText);\n if (parsed.error || (parsed.result instanceof Array ? parsed.result.length === 0 : !parsed.result)) {\n return;\n }\n self.handlers.forEach(function (handler) {\n handler.call(self, {_event: payload.call, _id: id, data: parsed.result});\n });\n });\n};\n\nObject.defineProperty(HttpRpcProvider.prototype, \"onmessage\", {\n set: function (handler) {\n this.handlers.push(handler);\n }\n});\n\nmodule.exports = HttpRpcProvider;\n",
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file qt.js\n * @authors:\n * Jeffrey Wilcke <jeff@ethdev.com>\n * Marek Kotewicz <marek@ethdev.com>\n * @date 2014\n */\n\nvar QtProvider = function() {\n this.handlers = [];\n\n var self = this;\n navigator.qt.onmessage = function (message) {\n self.handlers.forEach(function (handler) {\n handler.call(self, JSON.parse(message.data));\n });\n };\n};\n\nQtProvider.prototype.send = function(payload) {\n navigator.qt.postMessage(JSON.stringify(payload));\n};\n\nObject.defineProperty(QtProvider.prototype, \"onmessage\", {\n set: function(handler) {\n this.handlers.push(handler);\n }\n});\n\nmodule.exports = QtProvider;\n",
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file main.js\n * @authors:\n * Jeffrey Wilcke <jeff@ethdev.com>\n * Marek Kotewicz <marek@ethdev.com>\n * Marian Oancea <marian@ethdev.com>\n * Gav Wood <g@ethdev.com>\n * @date 2014\n */\n\nfunction flattenPromise (obj) {\n if (obj instanceof Promise) {\n return Promise.resolve(obj);\n }\n\n if (obj instanceof Array) {\n return new Promise(function (resolve) {\n var promises = obj.map(function (o) {\n return flattenPromise(o);\n });\n\n return Promise.all(promises).then(function (res) {\n for (var i = 0; i < obj.length; i++) {\n obj[i] = res[i];\n }\n resolve(obj);\n });\n });\n }\n\n if (obj instanceof Object) {\n return new Promise(function (resolve) {\n var keys = Object.keys(obj);\n var promises = keys.map(function (key) {\n return flattenPromise(obj[key]);\n });\n\n return Promise.all(promises).then(function (res) {\n for (var i = 0; i < keys.length; i++) {\n obj[keys[i]] = res[i];\n }\n resolve(obj);\n });\n });\n }\n\n return Promise.resolve(obj);\n}\n\nvar web3Methods = function () {\n return [\n { name: 'sha3', call: 'web3_sha3' }\n ];\n};\n\nvar ethMethods = function () {\n var blockCall = function (args) {\n return typeof args[0] === \"string\" ? \"eth_blockByHash\" : \"eth_blockByNumber\";\n };\n\n var transactionCall = function (args) {\n return typeof args[0] === \"string\" ? 'eth_transactionByHash' : 'eth_transactionByNumber';\n };\n\n var uncleCall = function (args) {\n return typeof args[0] === \"string\" ? 'eth_uncleByHash' : 'eth_uncleByNumber';\n };\n\n var methods = [\n { name: 'balanceAt', call: 'eth_balanceAt' },\n { name: 'stateAt', call: 'eth_stateAt' },\n { name: 'storageAt', call: 'eth_storageAt' },\n { name: 'countAt', call: 'eth_countAt'},\n { name: 'codeAt', call: 'eth_codeAt' },\n { name: 'transact', call: 'eth_transact' },\n { name: 'call', call: 'eth_call' },\n { name: 'block', call: blockCall },\n { name: 'transaction', call: transactionCall },\n { name: 'uncle', call: uncleCall },\n { name: 'compilers', call: 'eth_compilers' },\n { name: 'lll', call: 'eth_lll' },\n { name: 'solidity', call: 'eth_solidity' },\n { name: 'serpent', call: 'eth_serpent' },\n { name: 'logs', call: 'eth_logs' }\n ];\n return methods;\n};\n\nvar ethProperties = function () {\n return [\n { name: 'coinbase', getter: 'eth_coinbase', setter: 'eth_setCoinbase' },\n { name: 'listening', getter: 'eth_listening', setter: 'eth_setListening' },\n { name: 'mining', getter: 'eth_mining', setter: 'eth_setMining' },\n { name: 'gasPrice', getter: 'eth_gasPrice' },\n { name: 'account', getter: 'eth_account' },\n { name: 'accounts', getter: 'eth_accounts' },\n { name: 'peerCount', getter: 'eth_peerCount' },\n { name: 'defaultBlock', getter: 'eth_defaultBlock', setter: 'eth_setDefaultBlock' },\n { name: 'number', getter: 'eth_number'}\n ];\n};\n\nvar dbMethods = function () {\n return [\n { name: 'put', call: 'db_put' },\n { name: 'get', call: 'db_get' },\n { name: 'putString', call: 'db_putString' },\n { name: 'getString', call: 'db_getString' }\n ];\n};\n\nvar shhMethods = function () {\n return [\n { name: 'post', call: 'shh_post' },\n { name: 'newIdentity', call: 'shh_newIdentity' },\n { name: 'haveIdentity', call: 'shh_haveIdentity' },\n { name: 'newGroup', call: 'shh_newGroup' },\n { name: 'addToGroup', call: 'shh_addToGroup' }\n ];\n};\n\nvar ethWatchMethods = function () {\n var newFilter = function (args) {\n return typeof args[0] === 'string' ? 'eth_newFilterString' : 'eth_newFilter';\n };\n\n return [\n { name: 'newFilter', call: newFilter },\n { name: 'uninstallFilter', call: 'eth_uninstallFilter' },\n { name: 'getMessages', call: 'eth_filterLogs' }\n ];\n};\n\nvar shhWatchMethods = function () {\n return [\n { name: 'newFilter', call: 'shh_newFilter' },\n { name: 'uninstallFilter', call: 'shh_uninstallFilter' },\n { name: 'getMessage', call: 'shh_getMessages' }\n ];\n};\n\nvar setupMethods = function (obj, methods) {\n methods.forEach(function (method) {\n obj[method.name] = function () {\n return flattenPromise(Array.prototype.slice.call(arguments)).then(function (args) {\n var call = typeof method.call === \"function\" ? method.call(args) : method.call;\n return {call: call, args: args};\n }).then(function (request) {\n return new Promise(function (resolve, reject) {\n web3.provider.send(request, function (err, result) {\n if (!err) {\n resolve(result);\n return;\n }\n reject(err);\n });\n });\n }).catch(function(err) {\n console.error(err);\n });\n };\n });\n};\n\nvar setupProperties = function (obj, properties) {\n properties.forEach(function (property) {\n var proto = {};\n proto.get = function () {\n return new Promise(function(resolve, reject) {\n web3.provider.send({call: property.getter}, function(err, result) {\n if (!err) {\n resolve(result);\n return;\n }\n reject(err);\n });\n });\n };\n if (property.setter) {\n proto.set = function (val) {\n return flattenPromise([val]).then(function (args) {\n return new Promise(function (resolve) {\n web3.provider.send({call: property.setter, args: args}, function (err, result) {\n if (!err) {\n resolve(result);\n return;\n }\n reject(err);\n });\n });\n }).catch(function (err) {\n console.error(err);\n });\n };\n }\n Object.defineProperty(obj, property.name, proto);\n });\n};\n\n// TODO: import from a dependency, don't duplicate.\nvar hexToDec = function (hex) {\n return parseInt(hex, 16).toString();\n};\n\nvar decToHex = function (dec) {\n return parseInt(dec).toString(16);\n};\n\n\nvar web3 = {\n _callbacks: {},\n _events: {},\n providers: {},\n\n toHex: function(str) {\n var hex = \"\";\n for(var i = 0; i < str.length; i++) {\n var n = str.charCodeAt(i).toString(16);\n hex += n.length < 2 ? '0' + n : n;\n }\n\n return hex;\n },\n\n toAscii: function(hex) {\n // Find termination\n var str = \"\";\n var i = 0, l = hex.length;\n if (hex.substring(0, 2) === '0x')\n i = 2;\n for(; i < l; i+=2) {\n var code = hex.charCodeAt(i);\n if(code === 0) {\n break;\n }\n\n str += String.fromCharCode(parseInt(hex.substr(i, 2), 16));\n }\n\n return str;\n },\n\n fromAscii: function(str, pad) {\n pad = pad === undefined ? 0 : pad;\n var hex = this.toHex(str);\n while(hex.length < pad*2)\n hex += \"00\";\n return \"0x\" + hex;\n },\n\n toDecimal: function (val) {\n return hexToDec(val.substring(2));\n },\n\n fromDecimal: function (val) {\n return \"0x\" + decToHex(val);\n },\n\n toEth: function(str) {\n var val = typeof str === \"string\" ? str.indexOf('0x') === 0 ? parseInt(str.substr(2), 16) : parseInt(str) : str;\n var unit = 0;\n var units = [ 'wei', 'Kwei', 'Mwei', 'Gwei', 'szabo', 'finney', 'ether', 'grand', 'Mether', 'Gether', 'Tether', 'Pether', 'Eether', 'Zether', 'Yether', 'Nether', 'Dether', 'Vether', 'Uether' ];\n while (val > 3000 && unit < units.length - 1)\n {\n val /= 1000;\n unit++;\n }\n var s = val.toString().length < val.toFixed(2).length ? val.toString() : val.toFixed(2);\n var replaceFunction = function($0, $1, $2) {\n return $1 + ',' + $2;\n };\n\n while (true) {\n var o = s;\n s = s.replace(/(\\d)(\\d\\d\\d[\\.\\,])/, replaceFunction);\n if (o === s)\n break;\n }\n return s + ' ' + units[unit];\n },\n\n eth: {\n prototype: Object(), // jshint ignore:line\n watch: function (params) {\n return new Filter(params, ethWatch);\n }\n },\n\n db: {\n prototype: Object() // jshint ignore:line\n },\n\n shh: {\n prototype: Object(), // jshint ignore:line\n watch: function (params) {\n return new Filter(params, shhWatch);\n }\n },\n\n on: function(event, id, cb) {\n if(web3._events[event] === undefined) {\n web3._events[event] = {};\n }\n\n web3._events[event][id] = cb;\n return this;\n },\n\n off: function(event, id) {\n if(web3._events[event] !== undefined) {\n delete web3._events[event][id];\n }\n\n return this;\n },\n\n trigger: function(event, id, data) {\n var callbacks = web3._events[event];\n if (!callbacks || !callbacks[id]) {\n return;\n }\n var cb = callbacks[id];\n cb(data);\n }\n};\n\nsetupMethods(web3, web3Methods());\nsetupMethods(web3.eth, ethMethods());\nsetupProperties(web3.eth, ethProperties());\nsetupMethods(web3.db, dbMethods());\nsetupMethods(web3.shh, shhMethods());\n\nvar ethWatch = {\n changed: 'eth_changed'\n};\nsetupMethods(ethWatch, ethWatchMethods());\nvar shhWatch = {\n changed: 'shh_changed'\n};\nsetupMethods(shhWatch, shhWatchMethods());\n\nvar ProviderManager = function() {\n this.queued = [];\n this.polls = [];\n this.ready = false;\n this.provider = undefined;\n this.id = 1;\n\n var self = this;\n var poll = function () {\n if (self.provider && self.provider.poll) {\n self.polls.forEach(function (data) {\n data.data._id = self.id;\n self.id++;\n self.provider.poll(data.data, data.id);\n });\n }\n setTimeout(poll, 12000);\n };\n poll();\n};\n\nProviderManager.prototype.send = function(data, cb) {\n data._id = this.id;\n if (cb) {\n web3._callbacks[data._id] = cb;\n }\n\n data.args = data.args || [];\n this.id++;\n\n if(this.provider !== undefined) {\n this.provider.send(data);\n } else {\n console.warn(\"provider is not set\");\n this.queued.push(data);\n }\n};\n\nProviderManager.prototype.set = function(provider) {\n if(this.provider !== undefined && this.provider.unload !== undefined) {\n this.provider.unload();\n }\n\n this.provider = provider;\n this.ready = true;\n};\n\nProviderManager.prototype.sendQueued = function() {\n for(var i = 0; this.queued.length; i++) {\n // Resend\n this.send(this.queued[i]);\n }\n};\n\nProviderManager.prototype.installed = function() {\n return this.provider !== undefined;\n};\n\nProviderManager.prototype.startPolling = function (data, pollId) {\n if (!this.provider || !this.provider.poll) {\n return;\n }\n this.polls.push({data: data, id: pollId});\n};\n\nProviderManager.prototype.stopPolling = function (pollId) {\n for (var i = this.polls.length; i--;) {\n var poll = this.polls[i];\n if (poll.id === pollId) {\n this.polls.splice(i, 1);\n }\n }\n};\n\nweb3.provider = new ProviderManager();\n\nweb3.setProvider = function(provider) {\n provider.onmessage = messageHandler;\n web3.provider.set(provider);\n web3.provider.sendQueued();\n};\n\nweb3.haveProvider = function() {\n return !!web3.provider.provider;\n};\n\nvar Filter = function(options, impl) {\n this.impl = impl;\n this.callbacks = [];\n\n var self = this;\n this.promise = impl.newFilter(options);\n this.promise.then(function (id) {\n self.id = id;\n web3.on(impl.changed, id, self.trigger.bind(self));\n web3.provider.startPolling({call: impl.changed, args: [id]}, id);\n });\n};\n\nFilter.prototype.arrived = function(callback) {\n this.changed(callback);\n};\n\nFilter.prototype.changed = function(callback) {\n var self = this;\n this.promise.then(function(id) {\n self.callbacks.push(callback);\n });\n};\n\nFilter.prototype.trigger = function(messages) {\n for(var i = 0; i < this.callbacks.length; i++) {\n this.callbacks[i].call(this, messages);\n }\n};\n\nFilter.prototype.uninstall = function() {\n var self = this;\n this.promise.then(function (id) {\n self.impl.uninstallFilter(id);\n web3.provider.stopPolling(id);\n web3.off(impl.changed, id);\n });\n};\n\nFilter.prototype.messages = function() {\n var self = this;\n return this.promise.then(function (id) {\n return self.impl.getMessages(id);\n });\n};\n\nFilter.prototype.logs = function () {\n return this.messages();\n};\n\nfunction messageHandler(data) {\n if(data._event !== undefined) {\n web3.trigger(data._event, data._id, data.data);\n return;\n }\n\n if(data._id) {\n var cb = web3._callbacks[data._id];\n if (cb) {\n cb.call(this, data.error, data.data);\n delete web3._callbacks[data._id];\n }\n }\n}\n\nif (typeof(module) !== \"undefined\")\n module.exports = web3;\n",
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file websocket.js\n * @authors:\n * Jeffrey Wilcke <jeff@ethdev.com>\n * Marek Kotewicz <marek@ethdev.com>\n * Marian Oancea <marian@ethdev.com>\n * @date 2014\n */\n\n// TODO: is these line is supposed to be here? \nif (\"build\" !== 'build') {/*\n var WebSocket = require('ws'); // jshint ignore:line\n*/}\n\nvar WebSocketProvider = function(host) {\n // onmessage handlers\n this.handlers = [];\n // queue will be filled with messages if send is invoked before the ws is ready\n this.queued = [];\n this.ready = false;\n\n this.ws = new WebSocket(host);\n\n var self = this;\n this.ws.onmessage = function(event) {\n for(var i = 0; i < self.handlers.length; i++) {\n self.handlers[i].call(self, JSON.parse(event.data), event);\n }\n };\n\n this.ws.onopen = function() {\n self.ready = true;\n\n for(var i = 0; i < self.queued.length; i++) {\n // Resend\n self.send(self.queued[i]);\n }\n };\n};\n\nWebSocketProvider.prototype.send = function(payload) {\n if(this.ready) {\n var data = JSON.stringify(payload);\n\n this.ws.send(data);\n } else {\n this.queued.push(payload);\n }\n};\n\nWebSocketProvider.prototype.onMessage = function(handler) {\n this.handlers.push(handler);\n};\n\nWebSocketProvider.prototype.unload = function() {\n this.ws.close();\n};\nObject.defineProperty(WebSocketProvider.prototype, \"onmessage\", {\n set: function(provider) { this.onMessage(provider); }\n});\n\nif (typeof(module) !== \"undefined\")\n module.exports = WebSocketProvider;\n",
"var web3 = require('./lib/web3');\nweb3.providers.WebSocketProvider = require('./lib/websocket');\nweb3.providers.HttpRpcProvider = require('./lib/httprpc');\nweb3.providers.QtProvider = require('./lib/qt');\nweb3.providers.AutoProvider = require('./lib/autoprovider');\nweb3.contract = require('./lib/contract');\n\nmodule.exports = web3;\n"
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file abi.js\n * @authors:\n * Marek Kotewicz <marek@ethdev.com>\n * Gav Wood <g@ethdev.com>\n * @date 2014\n */\n\n// TODO: is these line is supposed to be here? \nif (\"build\" !== 'build') {/*\n var web3 = require('./web3'); // jshint ignore:line\n*/}\n\n// TODO: make these be actually accurate instead of falling back onto JS's doubles.\nvar hexToDec = function (hex) {\n return parseInt(hex, 16).toString();\n};\n\nvar decToHex = function (dec) {\n return parseInt(dec).toString(16);\n};\n\n/// Finds first index of array element matching pattern\n/// @param array\n/// @param callback pattern\n/// @returns index of element\nvar findIndex = function (array, callback) {\n var end = false;\n var i = 0;\n for (; i < array.length && !end; i++) {\n end = callback(array[i]);\n }\n return end ? i - 1 : -1;\n};\n\n/// @returns a function that is used as a pattern for 'findIndex'\nvar findMethodIndex = function (json, methodName) {\n return findIndex(json, function (method) {\n return method.name === methodName;\n });\n};\n\n/// @param string string to be padded\n/// @param number of characters that result string should have\n/// @param sign, by default 0\n/// @returns right aligned string\nvar padLeft = function (string, chars, sign) {\n return new Array(chars - string.length + 1).join(sign ? sign : \"0\") + string;\n};\n\n/// @param expected type prefix (string)\n/// @returns function which checks if type has matching prefix. if yes, returns true, otherwise false\nvar prefixedType = function (prefix) {\n return function (type) {\n return type.indexOf(prefix) === 0;\n };\n};\n\n/// @param expected type name (string)\n/// @returns function which checks if type is matching expected one. if yes, returns true, otherwise false\nvar namedType = function (name) {\n return function (type) {\n return name === type;\n };\n};\n\n/// Setups input formatters for solidity types\n/// @returns an array of input formatters \nvar setupInputTypes = function () {\n \n /// Formats input value to byte representation of int\n /// @returns right-aligned byte representation of int\n var formatInt = function (value) {\n var padding = 32 * 2;\n if (typeof value === 'number') {\n if (value < 0) {\n \n // two's complement\n // TODO: fix big numbers support\n value = ((value) >>> 0).toString(16);\n return padLeft(value, padding, 'f');\n }\n value = value.toString(16);\n\n }\n else if (value.indexOf('0x') === 0)\n value = value.substr(2);\n else if (typeof value === 'string')\n value = value.toHex(value);\n else\n value = (+value).toString(16);\n return padLeft(value, padding);\n };\n\n /// Formats input value to byte representation of string\n /// @returns left-algined byte representation of string\n var formatString = function (value) {\n return web3.fromAscii(value, 32).substr(2);\n };\n\n /// Formats input value to byte representation of bool\n /// @returns right-aligned byte representation bool\n var formatBool = function (value) {\n return '000000000000000000000000000000000000000000000000000000000000000' + (value ? '1' : '0');\n };\n\n return [\n { type: prefixedType('uint'), format: formatInt },\n { type: prefixedType('int'), format: formatInt },\n { type: prefixedType('hash'), format: formatInt },\n { type: prefixedType('string'), format: formatString }, \n { type: prefixedType('real'), format: formatInt },\n { type: prefixedType('ureal'), format: formatInt },\n { type: namedType('address'), format: formatInt },\n { type: namedType('bool'), format: formatBool }\n ];\n};\n\nvar inputTypes = setupInputTypes();\n\n/// Formats input params to bytes\n/// @param contract json abi\n/// @param name of the method that we want to use\n/// @param array of params that will be formatted to bytes\n/// @returns bytes representation of input params\nvar toAbiInput = function (json, methodName, params) {\n var bytes = \"\";\n var index = findMethodIndex(json, methodName);\n\n if (index === -1) {\n return;\n }\n\n var method = json[index];\n var padding = 32 * 2;\n\n for (var i = 0; i < method.inputs.length; i++) {\n var typeMatch = false;\n for (var j = 0; j < inputTypes.length && !typeMatch; j++) {\n typeMatch = inputTypes[j].type(method.inputs[i].type, params[i]);\n }\n if (!typeMatch) {\n console.error('input parser does not support type: ' + method.inputs[i].type);\n }\n\n var formatter = inputTypes[j - 1].format;\n bytes += (formatter ? formatter(params[i]) : params[i]);\n }\n return bytes;\n};\n\n/// Setups output formaters for solidity types\n/// @returns an array of output formatters\nvar setupOutputTypes = function () {\n\n /// Formats input right-aligned input bytes to int\n /// @returns right-aligned input bytes formatted to int\n var formatInt = function (value) {\n return value.length <= 8 ? +parseInt(value, 16) : hexToDec(value);\n };\n\n /// @returns right-aligned input bytes formatted to hex\n var formatHash = function (value) {\n return \"0x\" + value;\n };\n\n /// @returns right-aligned input bytes formatted to bool\n var formatBool = function (value) {\n return value === '0000000000000000000000000000000000000000000000000000000000000001' ? true : false;\n };\n\n /// @returns left-aligned input bytes formatted to ascii string\n var formatString = function (value) {\n return web3.toAscii(value);\n };\n\n /// @returns right-aligned input bytes formatted to address\n var formatAddress = function (value) {\n return \"0x\" + value.slice(value.length - 40, value.length);\n };\n\n return [\n { type: prefixedType('uint'), format: formatInt },\n { type: prefixedType('int'), format: formatInt },\n { type: prefixedType('hash'), format: formatHash },\n { type: prefixedType('string'), format: formatString },\n { type: prefixedType('real'), format: formatInt },\n { type: prefixedType('ureal'), format: formatInt },\n { type: namedType('address'), format: formatAddress },\n { type: namedType('bool'), format: formatBool }\n ];\n};\n\nvar outputTypes = setupOutputTypes();\n\n/// Formats output bytes back to param list\n/// @param contract json abi\n/// @param name of the method that we want to use\n/// @param bytes representtion of output \n/// @returns array of output params \nvar fromAbiOutput = function (json, methodName, output) {\n var index = findMethodIndex(json, methodName);\n\n if (index === -1) {\n return;\n }\n\n output = output.slice(2);\n\n var result = [];\n var method = json[index];\n var padding = 32 * 2;\n for (var i = 0; i < method.outputs.length; i++) {\n var typeMatch = false;\n for (var j = 0; j < outputTypes.length && !typeMatch; j++) {\n typeMatch = outputTypes[j].type(method.outputs[i].type);\n }\n\n if (!typeMatch) {\n // not found output parsing\n console.error('output parser does not support type: ' + method.outputs[i].type);\n continue;\n }\n var res = output.slice(0, padding);\n var formatter = outputTypes[j - 1].format;\n result.push(formatter ? formatter(res) : (\"0x\" + res));\n output = output.slice(padding);\n }\n\n return result;\n};\n\n/// @param json abi for contract\n/// @returns input parser object for given json abi\nvar inputParser = function (json) {\n var parser = {};\n json.forEach(function (method) {\n parser[method.name] = function () {\n var params = Array.prototype.slice.call(arguments);\n return toAbiInput(json, method.name, params);\n };\n });\n\n return parser;\n};\n\n/// @param json abi for contract\n/// @returns output parser for given json abi\nvar outputParser = function (json) {\n var parser = {};\n json.forEach(function (method) {\n parser[method.name] = function (output) {\n return fromAbiOutput(json, method.name, output);\n };\n });\n\n return parser;\n};\n\n/// @param json abi for contract\n/// @param method name for which we want to get method signature\n/// @returns (promise) contract method signature for method with given name\nvar methodSignature = function (json, name) {\n var method = json[findMethodIndex(json, name)];\n var result = name + '(';\n var inputTypes = method.inputs.map(function (inp) {\n return inp.type;\n });\n result += inputTypes.join(',');\n result += ')';\n\n return web3.sha3(web3.fromAscii(result));\n};\n\nmodule.exports = {\n inputParser: inputParser,\n outputParser: outputParser,\n methodSignature: methodSignature\n};\n\n",
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file autoprovider.js\n * @authors:\n * Marek Kotewicz <marek@ethdev.com>\n * Marian Oancea <marian@ethdev.com>\n * @date 2014\n */\n\n/*\n * @brief if qt object is available, uses QtProvider,\n * if not tries to connect over websockets\n * if it fails, it uses HttpRpcProvider\n */\n\n// TODO: is these line is supposed to be here? \nif (\"build\" !== 'build') {/*\n var WebSocket = require('ws'); // jshint ignore:line\n var web3 = require('./web3'); // jshint ignore:line\n*/}\n\n/**\n * AutoProvider object prototype is implementing 'provider protocol'\n * Automatically tries to setup correct provider(Qt, WebSockets or HttpRpc)\n * First it checkes if we are ethereum browser (if navigator.qt object is available)\n * if yes, we are using QtProvider\n * if no, we check if it is possible to establish websockets connection with ethereum (ws://localhost:40404/eth is default)\n * if it's not possible, we are using httprpc provider (http://localhost:8080)\n * The constructor allows you to specify uris on which we are trying to connect over http or websockets\n * You can do that by passing objects with fields httrpc and websockets\n */\nvar AutoProvider = function (userOptions) {\n if (web3.haveProvider()) {\n return;\n }\n\n // before we determine what provider we are, we have to cache request\n this.sendQueue = [];\n this.onmessageQueue = [];\n\n if (navigator.qt) {\n this.provider = new web3.providers.QtProvider();\n return;\n }\n\n userOptions = userOptions || {};\n var options = {\n httprpc: userOptions.httprpc || 'http://localhost:8080',\n websockets: userOptions.websockets || 'ws://localhost:40404/eth'\n };\n\n var self = this;\n var closeWithSuccess = function (success) {\n ws.close();\n if (success) {\n self.provider = new web3.providers.WebSocketProvider(options.websockets);\n } else {\n self.provider = new web3.providers.HttpRpcProvider(options.httprpc);\n self.poll = self.provider.poll.bind(self.provider);\n }\n self.sendQueue.forEach(function (payload) {\n self.provider(payload);\n });\n self.onmessageQueue.forEach(function (handler) {\n self.provider.onmessage = handler;\n });\n };\n\n var ws = new WebSocket(options.websockets);\n\n ws.onopen = function() {\n closeWithSuccess(true);\n };\n\n ws.onerror = function() {\n closeWithSuccess(false);\n };\n};\n\n/// Sends message forward to the provider, that is being used\n/// if provider is not yet set, enqueues the message\nAutoProvider.prototype.send = function (payload) {\n if (this.provider) {\n this.provider.send(payload);\n return;\n }\n this.sendQueue.push(payload);\n};\n\n/// On incoming message sends the message to the provider that is currently being used\nObject.defineProperty(AutoProvider.prototype, 'onmessage', {\n set: function (handler) {\n if (this.provider) {\n this.provider.onmessage = handler;\n return;\n }\n this.onmessageQueue.push(handler);\n }\n});\n\nmodule.exports = AutoProvider;\n",
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file contract.js\n * @authors:\n * Marek Kotewicz <marek@ethdev.com>\n * @date 2014\n */\n\n// TODO: is these line is supposed to be here? \nif (\"build\" !== 'build') {/*\n var web3 = require('./web3'); // jshint ignore:line\n*/}\n\nvar abi = require('./abi');\n\n/// method signature length in bytes\nvar ETH_METHOD_SIGNATURE_LENGTH = 4;\n\n/**\n * This method should be called when we want to call / transact some solidity method from javascript\n * it returns an object which has same methods available as solidity contract description\n * usage example: \n *\n * var abi = [{\n * name: 'myMethod',\n * inputs: [{ name: 'a', type: 'string' }],\n * outputs: [{name: 'd', type: 'string' }]\n * }]; // contract abi\n *\n * var myContract = web3.eth.contract('0x0123123121', abi); // creation of contract object\n *\n * myContract.myMethod('this is test string param for call').call(); // myMethod call\n * myContract.myMethod('this is test string param for transact').transact() // myMethod transact\n *\n * @param address - address of the contract, which should be called\n * @param desc - abi json description of the contract, which is being created\n * @returns contract object\n */\nvar contract = function (address, desc) {\n var inputParser = abi.inputParser(desc);\n var outputParser = abi.outputParser(desc);\n\n var contract = {};\n\n desc.forEach(function (method) {\n contract[method.name] = function () {\n var params = Array.prototype.slice.call(arguments);\n var parsed = inputParser[method.name].apply(null, params);\n\n var onSuccess = function (result) {\n return outputParser[method.name](result);\n };\n\n return {\n call: function (extra) {\n extra = extra || {};\n extra.to = address;\n return abi.methodSignature(desc, method.name).then(function (signature) {\n extra.data = signature.slice(0, 2 + ETH_METHOD_SIGNATURE_LENGTH * 2) + parsed;\n return web3.eth.call(extra).then(onSuccess);\n });\n },\n transact: function (extra) {\n extra = extra || {};\n extra.to = address;\n return abi.methodSignature(desc, method.name).then(function (signature) {\n extra.data = signature.slice(0, 2 + ETH_METHOD_SIGNATURE_LENGTH * 2) + parsed;\n return web3.eth.transact(extra).then(onSuccess);\n });\n }\n };\n };\n });\n\n return contract;\n};\n\nmodule.exports = contract;\n\n",
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file filter.js\n * @authors:\n * Jeffrey Wilcke <jeff@ethdev.com>\n * Marek Kotewicz <marek@ethdev.com>\n * Marian Oancea <marian@ethdev.com>\n * Gav Wood <g@ethdev.com>\n * @date 2014\n */\n\n// TODO: is these line is supposed to be here? \nif (\"build\" !== 'build') {/*\n var web3 = require('./web3'); // jshint ignore:line\n*/}\n\n/// should be used when we want to watch something\n/// it's using inner polling mechanism and is notified about changes\nvar Filter = function(options, impl) {\n this.impl = impl;\n this.callbacks = [];\n\n var self = this;\n this.promise = impl.newFilter(options);\n this.promise.then(function (id) {\n self.id = id;\n web3.on(impl.changed, id, self.trigger.bind(self));\n web3.provider.startPolling({call: impl.changed, args: [id]}, id);\n });\n};\n\n/// alias for changed*\nFilter.prototype.arrived = function(callback) {\n this.changed(callback);\n};\n\n/// gets called when there is new eth/shh message\nFilter.prototype.changed = function(callback) {\n var self = this;\n this.promise.then(function(id) {\n self.callbacks.push(callback);\n });\n};\n\n/// trigger calling new message from people\nFilter.prototype.trigger = function(messages) {\n for(var i = 0; i < this.callbacks.length; i++) {\n this.callbacks[i].call(this, messages);\n }\n};\n\n/// should be called to uninstall current filter\nFilter.prototype.uninstall = function() {\n var self = this;\n this.promise.then(function (id) {\n self.impl.uninstallFilter(id);\n web3.provider.stopPolling(id);\n web3.off(impl.changed, id);\n });\n};\n\n/// should be called to manually trigger getting latest messages from the client\nFilter.prototype.messages = function() {\n var self = this;\n return this.promise.then(function (id) {\n return self.impl.getMessages(id);\n });\n};\n\n/// alias for messages\nFilter.prototype.logs = function () {\n return this.messages();\n};\n\nmodule.exports = Filter;\n",
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file httprpc.js\n * @authors:\n * Marek Kotewicz <marek@ethdev.com>\n * Marian Oancea <marian@ethdev.com>\n * @date 2014\n */\n\n// TODO: is these line is supposed to be here? \nif (\"build\" !== 'build') {/*\n var XMLHttpRequest = require('xmlhttprequest').XMLHttpRequest; // jshint ignore:line\n*/}\n\n/**\n * HttpRpcProvider object prototype is implementing 'provider protocol'\n * Should be used when we want to connect to ethereum backend over http && jsonrpc\n * It's compatible with cpp client\n * The contructor allows to specify host uri\n * This provider is using in-browser polling mechanism\n */\nvar HttpRpcProvider = function (host) {\n this.handlers = [];\n this.host = host;\n};\n\n/// Transforms inner message to proper jsonrpc object\n/// @param inner message object\n/// @returns jsonrpc object\nfunction formatJsonRpcObject(object) {\n return {\n jsonrpc: '2.0',\n method: object.call,\n params: object.args,\n id: object._id\n };\n}\n\n/// Transforms jsonrpc object to inner message\n/// @param incoming jsonrpc message \n/// @returns inner message object\nfunction formatJsonRpcMessage(message) {\n var object = JSON.parse(message);\n\n return {\n _id: object.id,\n data: object.result,\n error: object.error\n };\n}\n\n/// Prototype object method \n/// Asynchronously sends request to server\n/// @param payload is inner message object\n/// @param cb is callback which is being called when response is comes back\nHttpRpcProvider.prototype.sendRequest = function (payload, cb) {\n var data = formatJsonRpcObject(payload);\n\n var request = new XMLHttpRequest();\n request.open(\"POST\", this.host, true);\n request.send(JSON.stringify(data));\n request.onreadystatechange = function () {\n if (request.readyState === 4 && cb) {\n cb(request);\n }\n };\n};\n\n/// Prototype object method\n/// Should be called when we want to send single api request to server\n/// Asynchronous\n/// On response it passes message to handlers\n/// @param payload is inner message object\nHttpRpcProvider.prototype.send = function (payload) {\n var self = this;\n this.sendRequest(payload, function (request) {\n self.handlers.forEach(function (handler) {\n handler.call(self, formatJsonRpcMessage(request.responseText));\n });\n });\n};\n\n/// Prototype object method\n/// Should be called only for polling requests\n/// Asynchronous\n/// On response it passege message to handlers, but only if message's result is true or not empty array\n/// Otherwise response is being silently ignored\n/// @param payload is inner message object\n/// @id is id of poll that we are calling\nHttpRpcProvider.prototype.poll = function (payload, id) {\n var self = this;\n this.sendRequest(payload, function (request) {\n var parsed = JSON.parse(request.responseText);\n if (parsed.error || (parsed.result instanceof Array ? parsed.result.length === 0 : !parsed.result)) {\n return;\n }\n self.handlers.forEach(function (handler) {\n handler.call(self, {_event: payload.call, _id: id, data: parsed.result});\n });\n });\n};\n\n/// Prototype object property\n/// Should be used to set message handlers for this provider\nObject.defineProperty(HttpRpcProvider.prototype, \"onmessage\", {\n set: function (handler) {\n this.handlers.push(handler);\n }\n});\n\nmodule.exports = HttpRpcProvider;\n\n",
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file providermanager.js\n * @authors:\n * Jeffrey Wilcke <jeff@ethdev.com>\n * Marek Kotewicz <marek@ethdev.com>\n * Marian Oancea <marian@ethdev.com>\n * Gav Wood <g@ethdev.com>\n * @date 2014\n */\n\n// TODO: is these line is supposed to be here? \nif (\"build\" !== 'build') {/*\n var web3 = require('./web3'); // jshint ignore:line\n*/}\n\n/**\n * Provider manager object prototype\n * It's responsible for passing messages to providers\n * If no provider is set it's responsible for queuing requests\n * It's also responsible for polling the ethereum node for incoming messages\n * Default poll timeout is 12 seconds\n * If we are running ethereum.js inside ethereum browser, there are backend based tools responsible for polling,\n * and provider manager polling mechanism is not used\n */\nvar ProviderManager = function() {\n this.queued = [];\n this.polls = [];\n this.ready = false;\n this.provider = undefined;\n this.id = 1;\n\n var self = this;\n var poll = function () {\n if (self.provider && self.provider.poll) {\n self.polls.forEach(function (data) {\n data.data._id = self.id;\n self.id++;\n self.provider.poll(data.data, data.id);\n });\n }\n setTimeout(poll, 12000);\n };\n poll();\n};\n\n/// sends outgoing requests, if provider is not available, enqueue the request\nProviderManager.prototype.send = function(data, cb) {\n data._id = this.id;\n if (cb) {\n web3._callbacks[data._id] = cb;\n }\n\n data.args = data.args || [];\n this.id++;\n\n if(this.provider !== undefined) {\n this.provider.send(data);\n } else {\n console.warn(\"provider is not set\");\n this.queued.push(data);\n }\n};\n\n/// setups provider, which will be used for sending messages\nProviderManager.prototype.set = function(provider) {\n if(this.provider !== undefined && this.provider.unload !== undefined) {\n this.provider.unload();\n }\n\n this.provider = provider;\n this.ready = true;\n};\n\n/// resends queued messages\nProviderManager.prototype.sendQueued = function() {\n for(var i = 0; this.queued.length; i++) {\n // Resend\n this.send(this.queued[i]);\n }\n};\n\n/// @returns true if the provider i properly set\nProviderManager.prototype.installed = function() {\n return this.provider !== undefined;\n};\n\n/// this method is only used, when we do not have native qt bindings and have to do polling on our own\n/// should be callled, on start watching for eth/shh changes\nProviderManager.prototype.startPolling = function (data, pollId) {\n if (!this.provider || !this.provider.poll) {\n return;\n }\n this.polls.push({data: data, id: pollId});\n};\n\n/// should be called to stop polling for certain watch changes\nProviderManager.prototype.stopPolling = function (pollId) {\n for (var i = this.polls.length; i--;) {\n var poll = this.polls[i];\n if (poll.id === pollId) {\n this.polls.splice(i, 1);\n }\n }\n};\n\nmodule.exports = ProviderManager;\n\n",
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file qt.js\n * @authors:\n * Jeffrey Wilcke <jeff@ethdev.com>\n * Marek Kotewicz <marek@ethdev.com>\n * @date 2014\n */\n\n/**\n * QtProvider object prototype is implementing 'provider protocol'\n * Should be used inside ethereum browser. It's compatible with cpp and go clients.\n * It uses navigator.qt object to pass the messages to native bindings\n */\nvar QtProvider = function() {\n this.handlers = [];\n\n var self = this;\n navigator.qt.onmessage = function (message) {\n self.handlers.forEach(function (handler) {\n handler.call(self, JSON.parse(message.data));\n });\n };\n};\n\n/// Prototype object method\n/// Should be called when we want to send single api request to native bindings\n/// Asynchronous\n/// Response will be received by navigator.qt.onmessage method and passed to handlers\n/// @param payload is inner message object\nQtProvider.prototype.send = function(payload) {\n navigator.qt.postMessage(JSON.stringify(payload));\n};\n\n/// Prototype object property\n/// Should be used to set message handlers for this provider\nObject.defineProperty(QtProvider.prototype, \"onmessage\", {\n set: function(handler) {\n this.handlers.push(handler);\n }\n});\n\nmodule.exports = QtProvider;\n",
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file web3.js\n * @authors:\n * Jeffrey Wilcke <jeff@ethdev.com>\n * Marek Kotewicz <marek@ethdev.com>\n * Marian Oancea <marian@ethdev.com>\n * Gav Wood <g@ethdev.com>\n * @date 2014\n */\n\nvar Filter = require('./filter');\nvar ProviderManager = require('./providermanager');\n\n/// Recursively resolves all promises in given object and replaces the resolved values with promises\n/// @param any object/array/promise/anything else..\n/// @returns (resolves) object with replaced promises with their result \nfunction flattenPromise (obj) {\n if (obj instanceof Promise) {\n return Promise.resolve(obj);\n }\n\n if (obj instanceof Array) {\n return new Promise(function (resolve) {\n var promises = obj.map(function (o) {\n return flattenPromise(o);\n });\n\n return Promise.all(promises).then(function (res) {\n for (var i = 0; i < obj.length; i++) {\n obj[i] = res[i];\n }\n resolve(obj);\n });\n });\n }\n\n if (obj instanceof Object) {\n return new Promise(function (resolve) {\n var keys = Object.keys(obj);\n var promises = keys.map(function (key) {\n return flattenPromise(obj[key]);\n });\n\n return Promise.all(promises).then(function (res) {\n for (var i = 0; i < keys.length; i++) {\n obj[keys[i]] = res[i];\n }\n resolve(obj);\n });\n });\n }\n\n return Promise.resolve(obj);\n}\n\n/// @returns an array of objects describing web3 api methods\nvar web3Methods = function () {\n return [\n { name: 'sha3', call: 'web3_sha3' }\n ];\n};\n\n/// @returns an array of objects describing web3.eth api methods\nvar ethMethods = function () {\n var blockCall = function (args) {\n return typeof args[0] === \"string\" ? \"eth_blockByHash\" : \"eth_blockByNumber\";\n };\n\n var transactionCall = function (args) {\n return typeof args[0] === \"string\" ? 'eth_transactionByHash' : 'eth_transactionByNumber';\n };\n\n var uncleCall = function (args) {\n return typeof args[0] === \"string\" ? 'eth_uncleByHash' : 'eth_uncleByNumber';\n };\n\n var methods = [\n { name: 'balanceAt', call: 'eth_balanceAt' },\n { name: 'stateAt', call: 'eth_stateAt' },\n { name: 'storageAt', call: 'eth_storageAt' },\n { name: 'countAt', call: 'eth_countAt'},\n { name: 'codeAt', call: 'eth_codeAt' },\n { name: 'transact', call: 'eth_transact' },\n { name: 'call', call: 'eth_call' },\n { name: 'block', call: blockCall },\n { name: 'transaction', call: transactionCall },\n { name: 'uncle', call: uncleCall },\n { name: 'compilers', call: 'eth_compilers' },\n { name: 'lll', call: 'eth_lll' },\n { name: 'solidity', call: 'eth_solidity' },\n { name: 'serpent', call: 'eth_serpent' },\n { name: 'logs', call: 'eth_logs' }\n ];\n return methods;\n};\n\n/// @returns an array of objects describing web3.eth api properties\nvar ethProperties = function () {\n return [\n { name: 'coinbase', getter: 'eth_coinbase', setter: 'eth_setCoinbase' },\n { name: 'listening', getter: 'eth_listening', setter: 'eth_setListening' },\n { name: 'mining', getter: 'eth_mining', setter: 'eth_setMining' },\n { name: 'gasPrice', getter: 'eth_gasPrice' },\n { name: 'account', getter: 'eth_account' },\n { name: 'accounts', getter: 'eth_accounts' },\n { name: 'peerCount', getter: 'eth_peerCount' },\n { name: 'defaultBlock', getter: 'eth_defaultBlock', setter: 'eth_setDefaultBlock' },\n { name: 'number', getter: 'eth_number'}\n ];\n};\n\n/// @returns an array of objects describing web3.db api methods\nvar dbMethods = function () {\n return [\n { name: 'put', call: 'db_put' },\n { name: 'get', call: 'db_get' },\n { name: 'putString', call: 'db_putString' },\n { name: 'getString', call: 'db_getString' }\n ];\n};\n\n/// @returns an array of objects describing web3.shh api methods\nvar shhMethods = function () {\n return [\n { name: 'post', call: 'shh_post' },\n { name: 'newIdentity', call: 'shh_newIdentity' },\n { name: 'haveIdentity', call: 'shh_haveIdentity' },\n { name: 'newGroup', call: 'shh_newGroup' },\n { name: 'addToGroup', call: 'shh_addToGroup' }\n ];\n};\n\n/// @returns an array of objects describing web3.eth.watch api methods\nvar ethWatchMethods = function () {\n var newFilter = function (args) {\n return typeof args[0] === 'string' ? 'eth_newFilterString' : 'eth_newFilter';\n };\n\n return [\n { name: 'newFilter', call: newFilter },\n { name: 'uninstallFilter', call: 'eth_uninstallFilter' },\n { name: 'getMessages', call: 'eth_filterLogs' }\n ];\n};\n\n/// @returns an array of objects describing web3.shh.watch api methods\nvar shhWatchMethods = function () {\n return [\n { name: 'newFilter', call: 'shh_newFilter' },\n { name: 'uninstallFilter', call: 'shh_uninstallFilter' },\n { name: 'getMessage', call: 'shh_getMessages' }\n ];\n};\n\n/// creates methods in a given object based on method description on input\n/// setups api calls for these methods\nvar setupMethods = function (obj, methods) {\n methods.forEach(function (method) {\n obj[method.name] = function () {\n return flattenPromise(Array.prototype.slice.call(arguments)).then(function (args) {\n var call = typeof method.call === \"function\" ? method.call(args) : method.call;\n return {call: call, args: args};\n }).then(function (request) {\n return new Promise(function (resolve, reject) {\n web3.provider.send(request, function (err, result) {\n if (!err) {\n resolve(result);\n return;\n }\n reject(err);\n });\n });\n }).catch(function(err) {\n console.error(err);\n });\n };\n });\n};\n\n/// creates properties in a given object based on properties description on input\n/// setups api calls for these properties\nvar setupProperties = function (obj, properties) {\n properties.forEach(function (property) {\n var proto = {};\n proto.get = function () {\n return new Promise(function(resolve, reject) {\n web3.provider.send({call: property.getter}, function(err, result) {\n if (!err) {\n resolve(result);\n return;\n }\n reject(err);\n });\n });\n };\n if (property.setter) {\n proto.set = function (val) {\n return flattenPromise([val]).then(function (args) {\n return new Promise(function (resolve) {\n web3.provider.send({call: property.setter, args: args}, function (err, result) {\n if (!err) {\n resolve(result);\n return;\n }\n reject(err);\n });\n });\n }).catch(function (err) {\n console.error(err);\n });\n };\n }\n Object.defineProperty(obj, property.name, proto);\n });\n};\n\n// TODO: import from a dependency, don't duplicate.\nvar hexToDec = function (hex) {\n return parseInt(hex, 16).toString();\n};\n\nvar decToHex = function (dec) {\n return parseInt(dec).toString(16);\n};\n\n/// setups web3 object, and it's in-browser executed methods\nvar web3 = {\n _callbacks: {},\n _events: {},\n providers: {},\n\n toHex: function(str) {\n var hex = \"\";\n for(var i = 0; i < str.length; i++) {\n var n = str.charCodeAt(i).toString(16);\n hex += n.length < 2 ? '0' + n : n;\n }\n\n return hex;\n },\n\n /// @returns ascii string representation of hex value prefixed with 0x\n toAscii: function(hex) {\n // Find termination\n var str = \"\";\n var i = 0, l = hex.length;\n if (hex.substring(0, 2) === '0x')\n i = 2;\n for(; i < l; i+=2) {\n var code = parseInt(hex.substr(i, 2), 16);\n if(code === 0) {\n break;\n }\n\n str += String.fromCharCode(code);\n }\n\n return str;\n },\n\n /// @returns hex representation (prefixed by 0x) of ascii string\n fromAscii: function(str, pad) {\n pad = pad === undefined ? 0 : pad;\n var hex = this.toHex(str);\n while(hex.length < pad*2)\n hex += \"00\";\n return \"0x\" + hex;\n },\n\n /// @returns decimal representaton of hex value prefixed by 0x\n toDecimal: function (val) {\n return hexToDec(val.substring(2));\n },\n\n /// @returns hex representation (prefixed by 0x) of decimal value\n fromDecimal: function (val) {\n return \"0x\" + decToHex(val);\n },\n\n /// used to transform value/string to eth string\n toEth: function(str) {\n var val = typeof str === \"string\" ? str.indexOf('0x') === 0 ? parseInt(str.substr(2), 16) : parseInt(str) : str;\n var unit = 0;\n var units = [ 'wei', 'Kwei', 'Mwei', 'Gwei', 'szabo', 'finney', 'ether', 'grand', 'Mether', 'Gether', 'Tether', 'Pether', 'Eether', 'Zether', 'Yether', 'Nether', 'Dether', 'Vether', 'Uether' ];\n while (val > 3000 && unit < units.length - 1)\n {\n val /= 1000;\n unit++;\n }\n var s = val.toString().length < val.toFixed(2).length ? val.toString() : val.toFixed(2);\n var replaceFunction = function($0, $1, $2) {\n return $1 + ',' + $2;\n };\n\n while (true) {\n var o = s;\n s = s.replace(/(\\d)(\\d\\d\\d[\\.\\,])/, replaceFunction);\n if (o === s)\n break;\n }\n return s + ' ' + units[unit];\n },\n\n /// eth object prototype\n eth: {\n watch: function (params) {\n return new Filter(params, ethWatch);\n }\n },\n\n /// db object prototype\n db: {},\n\n /// shh object prototype\n shh: {\n watch: function (params) {\n return new Filter(params, shhWatch);\n }\n },\n\n /// used by filter to register callback with given id\n on: function(event, id, cb) {\n if(web3._events[event] === undefined) {\n web3._events[event] = {};\n }\n\n web3._events[event][id] = cb;\n return this;\n },\n\n /// used by filter to unregister callback with given id\n off: function(event, id) {\n if(web3._events[event] !== undefined) {\n delete web3._events[event][id];\n }\n\n return this;\n },\n\n /// used to trigger callback registered by filter\n trigger: function(event, id, data) {\n var callbacks = web3._events[event];\n if (!callbacks || !callbacks[id]) {\n return;\n }\n var cb = callbacks[id];\n cb(data);\n },\n\n /// @returns true if provider is installed\n haveProvider: function() {\n return !!web3.provider.provider;\n }\n};\n\n/// setups all api methods\nsetupMethods(web3, web3Methods());\nsetupMethods(web3.eth, ethMethods());\nsetupProperties(web3.eth, ethProperties());\nsetupMethods(web3.db, dbMethods());\nsetupMethods(web3.shh, shhMethods());\n\nvar ethWatch = {\n changed: 'eth_changed'\n};\n\nsetupMethods(ethWatch, ethWatchMethods());\n\nvar shhWatch = {\n changed: 'shh_changed'\n};\n\nsetupMethods(shhWatch, shhWatchMethods());\n\nweb3.provider = new ProviderManager();\n\nweb3.setProvider = function(provider) {\n provider.onmessage = messageHandler;\n web3.provider.set(provider);\n web3.provider.sendQueued();\n};\n\n/// callled when there is new incoming message\nfunction messageHandler(data) {\n if(data._event !== undefined) {\n web3.trigger(data._event, data._id, data.data);\n return;\n }\n\n if(data._id) {\n var cb = web3._callbacks[data._id];\n if (cb) {\n cb.call(this, data.error, data.data);\n delete web3._callbacks[data._id];\n }\n }\n}\n\nif (typeof(module) !== \"undefined\")\n module.exports = web3;\n",
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file websocket.js\n * @authors:\n * Jeffrey Wilcke <jeff@ethdev.com>\n * Marek Kotewicz <marek@ethdev.com>\n * Marian Oancea <marian@ethdev.com>\n * @date 2014\n */\n\n// TODO: is these line is supposed to be here? \nif (\"build\" !== 'build') {/*\n var WebSocket = require('ws'); // jshint ignore:line\n*/}\n\n/**\n * WebSocketProvider object prototype is implementing 'provider protocol'\n * Should be used when we want to connect to ethereum backend over websockets\n * It's compatible with go client\n * The constructor allows to specify host uri\n */\nvar WebSocketProvider = function(host) {\n\n // onmessage handlers\n this.handlers = [];\n\n // queue will be filled with messages if send is invoked before the ws is ready\n this.queued = [];\n this.ready = false;\n\n this.ws = new WebSocket(host);\n\n var self = this;\n this.ws.onmessage = function(event) {\n for(var i = 0; i < self.handlers.length; i++) {\n self.handlers[i].call(self, JSON.parse(event.data), event);\n }\n };\n\n this.ws.onopen = function() {\n self.ready = true;\n\n for (var i = 0; i < self.queued.length; i++) {\n // Resend\n self.send(self.queued[i]);\n }\n };\n};\n\n/// Prototype object method\n/// Should be called when we want to send single api request to server\n/// Asynchronous, it's using websockets\n/// Response for the call will be received by ws.onmessage\n/// @param payload is inner message object\nWebSocketProvider.prototype.send = function(payload) {\n if (this.ready) {\n var data = JSON.stringify(payload);\n\n this.ws.send(data);\n } else {\n this.queued.push(payload);\n }\n};\n\n/// Prototype object method\n/// Should be called to add handlers\nWebSocketProvider.prototype.onMessage = function(handler) {\n this.handlers.push(handler);\n};\n\n/// Prototype object method\n/// Should be called to close websockets connection\nWebSocketProvider.prototype.unload = function() {\n this.ws.close();\n};\n\n/// Prototype object property\n/// Should be used to set message handlers for this provider\nObject.defineProperty(WebSocketProvider.prototype, \"onmessage\", {\n set: function(provider) { this.onMessage(provider); }\n});\n\nif (typeof(module) !== \"undefined\")\n module.exports = WebSocketProvider;\n",
"var web3 = require('./lib/web3');\nweb3.providers.WebSocketProvider = require('./lib/websocket');\nweb3.providers.HttpRpcProvider = require('./lib/httprpc');\nweb3.providers.QtProvider = require('./lib/qt');\nweb3.providers.AutoProvider = require('./lib/autoprovider');\nweb3.eth.contract = require('./lib/contract');\n\nmodule.exports = web3;\n"
]
}
\ No newline at end of file
dist/ethereum.min.js
View file @ 6d02c0d3
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t[0]?"eth_newFilterString":"eth_newFilter"};return[{name:"newFilter",call:t},{name:"uninstallFilter",call:"eth_uninstallFilter"},{name:"getMessages",call:"eth_filterLogs"}]},l=function(){return[{name:"newFilter",call:"shh_newFilter"},{name:"uninstallFilter",call:"shh_uninstallFilter"},{name:"getMessage",call:"shh_getMessages"}]},h=function(t,e){e.forEach(function(e){t[e.name]=function(){return n(Array.prototype.slice.call(arguments)).then(function(t){var n="function"==typeof e.call?e.call(t):e.call;return{call:n,args:t}}).then(function(t){return new Promise(function(e,n){v.provider.send(t,function(t,r){return t?void n(t):void e(r)})})}).catch(function(t){console.error(t)})}})},f=function(t,e){e.forEach(function(e){var r={};r.get=function(){return new Promise(function(t,n){v.provider.send({call:e.getter},function(e,r){return e?void n(e):void t(r)})})},e.setter&&(r.set=function(t){return n([t]).then(function(t){return new 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t?0===t.indexOf("0x")?parseInt(t.substr(2),16):parseInt(t):t,n=0,r=["wei","Kwei","Mwei","Gwei","szabo","finney","ether","grand","Mether","Gether","Tether","Pether","Eether","Zether","Yether","Nether","Dether","Vether","Uether"];e>3e3&&n<r.length-1;)e/=1e3,n++;for(var o=e.toString().length<e.toFixed(2).length?e.toString():e.toFixed(2),i=function(t,e,n){return e+","+n};;){var a=o;if(o=o.replace(/(\d)(\d\d\d[\.\,])/,i),a===o)break}return o+" "+r[n]},eth:{prototype:Object(),watch:function(t){return new y(t,g)}},db:{prototype:Object()},shh:{prototype:Object(),watch:function(t){return new y(t,m)}},on:function(t,e,n){return void 0===v._events[t]&&(v._events[t]={}),v._events[t][e]=n,this},off:function(t,e){return void 0!==v._events[t]&&delete v._events[t][e],this},trigger:function(t,e,n){var r=v._events[t];if(r&&r[e]){var o=r[e];o(n)}}};h(v,o()),h(v.eth,i()),f(v.eth,a()),h(v.db,s()),h(v.shh,u());var g={changed:"eth_changed"};h(g,c());var m={changed:"shh_changed"};h(m,l());var b=function(){this.queued=[],this.polls=[],this.ready=!1,this.provider=void 0,this.id=1;var t=this,e=function(){t.provider&&t.provider.poll&&t.polls.forEach(function(e){e.data._id=t.id,t.id++,t.provider.poll(e.data,e.id)}),setTimeout(e,12e3)};e()};b.prototype.send=function(t,e){t._id=this.id,e&&(v._callbacks[t._id]=e),t.args=t.args||[],this.id++,void 0!==this.provider?this.provider.send(t):(console.warn("provider is not set"),this.queued.push(t))},b.prototype.set=function(t){void 0!==this.provider&&void 0!==this.provider.unload&&this.provider.unload(),this.provider=t,this.ready=!0},b.prototype.sendQueued=function(){for(var t=0;this.queued.length;t++)this.send(this.queued[t])},b.prototype.installed=function(){return void 0!==this.provider},b.prototype.startPolling=function(t,e){this.provider&&this.provider.poll&&this.polls.push({data:t,id:e})},b.prototype.stopPolling=function(t){for(var e=this.polls.length;e--;){var n=this.polls[e];n.id===t&&this.polls.splice(e,1)}},v.provider=new b,v.setProvider=function(t){t.onmessage=r,v.provider.set(t),v.provider.sendQueued()},v.haveProvider=function(){return!!v.provider.provider};var y=function(t,e){this.impl=e,this.callbacks=[];var n=this;this.promise=e.newFilter(t),this.promise.then(function(t){n.id=t,v.on(e.changed,t,n.trigger.bind(n)),v.provider.startPolling({call:e.changed,args:[t]},t)})};y.prototype.arrived=function(t){this.changed(t)},y.prototype.changed=function(t){var e=this;this.promise.then(function(){e.callbacks.push(t)})},y.prototype.trigger=function(t){for(var e=0;e<this.callbacks.length;e++)this.callbacks[e].call(this,t)},y.prototype.uninstall=function(){var t=this;this.promise.then(function(e){t.impl.uninstallFilter(e),v.provider.stopPolling(e),v.off(impl.changed,e)})},y.prototype.messages=function(){var t=this;return this.promise.then(function(e){return t.impl.getMessages(e)})},y.prototype.logs=function(){return this.messages()},"undefined"!=typeof e&&(e.exports=v)},{}],7:[function(t,e){var n=function(t){this.handlers=[],this.queued=[],this.ready=!1,this.ws=new WebSocket(t);var e=this;this.ws.onmessage=function(t){for(var n=0;n<e.handlers.length;n++)e.handlers[n].call(e,JSON.parse(t.data),t)},this.ws.onopen=function(){e.ready=!0;for(var t=0;t<e.queued.length;t++)e.send(e.queued[t])}};n.prototype.send=function(t){if(this.ready){var e=JSON.stringify(t);this.ws.send(e)}else this.queued.push(t)},n.prototype.onMessage=function(t){this.handlers.push(t)},n.prototype.unload=function(){this.ws.close()},Object.defineProperty(n.prototype,"onmessage",{set:function(t){this.onMessage(t)}}),"undefined"!=typeof e&&(e.exports=n)},{}],web3:[function(t,e){var n=t("./lib/web3");n.providers.WebSocketProvider=t("./lib/websocket"),n.providers.HttpRpcProvider=t("./lib/httprpc"),n.providers.QtProvider=t("./lib/qt"),n.providers.AutoProvider=t("./lib/autoprovider"),n.contract=t("./lib/contract"),e.exports=n},{"./lib/autoprovider":2,"./lib/contract":3,"./lib/httprpc":4,"./lib/qt":5,"./lib/web3":6,"./lib/websocket":7}]},{},["web3"]);
\ No newline at end of file
require=function t(e,n,r){function o(a,s){if(!n[a]){if(!e[a]){var u="function"==typeof require&&require;if(!s&&u)return u(a,!0);if(i)return i(a,!0);var c=new Error("Cannot find module '"+a+"'");throw c.code="MODULE_NOT_FOUND",c}var l=n[a]={exports:{}};e[a][0].call(l.exports,function(t){var n=e[a][1][t];return o(n?n:t)},l,l.exports,t,e,n,r)}return n[a].exports}for(var i="function"==typeof require&&require,a=0;a<r.length;a++)o(r[a]);return o}({1:[function(t,e){var n=function(t){return parseInt(t,16).toString()},r=function(t,e){for(var n=!1,r=0;r<t.length&&!n;r++)n=e(t[r]);return n?r-1:-1},o=function(t,e){return r(t,function(t){return t.name===e})},i=function(t,e,n){return new Array(e-t.length+1).join(n?n:"0")+t},a=function(t){return function(e){return 0===e.indexOf(t)}},s=function(t){return function(e){return t===e}},u=function(){var t=function(t){var e=64;if("number"==typeof t){if(0>t)return t=(t>>>0).toString(16),i(t,e,"f");t=t.toString(16)}else t=0===t.indexOf("0x")?t.substr(2):"string"==typeof t?t.toHex(t):(+t).toString(16);return i(t,e)},e=function(t){return web3.fromAscii(t,32).substr(2)},n=function(t){return"000000000000000000000000000000000000000000000000000000000000000"+(t?"1":"0")};return[{type:a("uint"),format:t},{type:a("int"),format:t},{type:a("hash"),format:t},{type:a("string"),format:e},{type:a("real"),format:t},{type:a("ureal"),format:t},{type:s("address"),format:t},{type:s("bool"),format:n}]},c=u(),l=function(t,e,n){var r="",i=o(t,e);if(-1!==i){for(var a=t[i],s=0;s<a.inputs.length;s++){for(var u=!1,l=0;l<c.length&&!u;l++)u=c[l].type(a.inputs[s].type,n[s]);u||console.error("input parser does not support type: "+a.inputs[s].type);var h=c[l-1].format;r+=h?h(n[s]):n[s]}return r}},h=function(){var t=function(t){return t.length<=8?+parseInt(t,16):n(t)},e=function(t){return"0x"+t},r=function(t){return"0000000000000000000000000000000000000000000000000000000000000001"===t?!0:!1},o=function(t){return web3.toAscii(t)},i=function(t){return"0x"+t.slice(t.length-40,t.length)};return[{type:a("uint"),format:t},{type:a("int"),format:t},{type:a("hash"),format:e},{type:a("string"),format:o},{type:a("real"),format:t},{type:a("ureal"),format:t},{type:s("address"),format:i},{type:s("bool"),format:r}]},f=h(),p=function(t,e,n){var r=o(t,e);if(-1!==r){n=n.slice(2);for(var i=[],a=t[r],s=64,u=0;u<a.outputs.length;u++){for(var c=!1,l=0;l<f.length&&!c;l++)c=f[l].type(a.outputs[u].type);if(c){var h=n.slice(0,s),p=f[l-1].format;i.push(p?p(h):"0x"+h),n=n.slice(s)}else console.error("output parser does not support type: "+a.outputs[u].type)}return i}},d=function(t){var e={};return t.forEach(function(n){e[n.name]=function(){var e=Array.prototype.slice.call(arguments);return l(t,n.name,e)}}),e},v=function(t){var e={};return t.forEach(function(n){e[n.name]=function(e){return p(t,n.name,e)}}),e},g=function(t,e){var n=t[o(t,e)],r=e+"(",i=n.inputs.map(function(t){return t.type});return r+=i.join(","),r+=")",web3.sha3(web3.fromAscii(r))};e.exports={inputParser:d,outputParser:v,methodSignature:g}},{}],2:[function(t,e){var n=function(t){if(!web3.haveProvider()){if(this.sendQueue=[],this.onmessageQueue=[],navigator.qt)return void(this.provider=new web3.providers.QtProvider);t=t||{};var e={httprpc:t.httprpc||"http://localhost:8080",websockets:t.websockets||"ws://localhost:40404/eth"},n=this,r=function(t){o.close(),t?n.provider=new web3.providers.WebSocketProvider(e.websockets):(n.provider=new web3.providers.HttpRpcProvider(e.httprpc),n.poll=n.provider.poll.bind(n.provider)),n.sendQueue.forEach(function(t){n.provider(t)}),n.onmessageQueue.forEach(function(t){n.provider.onmessage=t})},o=new WebSocket(e.websockets);o.onopen=function(){r(!0)},o.onerror=function(){r(!1)}}};n.prototype.send=function(t){return this.provider?void this.provider.send(t):void this.sendQueue.push(t)},Object.defineProperty(n.prototype,"onmessage",{set:function(t){return this.provider?void(this.provider.onmessage=t):void this.onmessageQueue.push(t)}}),e.exports=n},{}],3:[function(t,e){var n=t("./abi"),r=4,o=function(t,e){var o=n.inputParser(e),i=n.outputParser(e),a={};return e.forEach(function(s){a[s.name]=function(){var a=Array.prototype.slice.call(arguments),u=o[s.name].apply(null,a),c=function(t){return i[s.name](t)};return{call:function(o){return o=o||{},o.to=t,n.methodSignature(e,s.name).then(function(t){return o.data=t.slice(0,2+2*r)+u,web3.eth.call(o).then(c)})},transact:function(o){return o=o||{},o.to=t,n.methodSignature(e,s.name).then(function(t){return o.data=t.slice(0,2+2*r)+u,web3.eth.transact(o).then(c)})}}}}),a};e.exports=o},{"./abi":1}],4:[function(t,e){var n=function(t,e){this.impl=e,this.callbacks=[];var n=this;this.promise=e.newFilter(t),this.promise.then(function(t){n.id=t,web3.on(e.changed,t,n.trigger.bind(n)),web3.provider.startPolling({call:e.changed,args:[t]},t)})};n.prototype.arrived=function(t){this.changed(t)},n.prototype.changed=function(t){var e=this;this.promise.then(function(){e.callbacks.push(t)})},n.prototype.trigger=function(t){for(var e=0;e<this.callbacks.length;e++)this.callbacks[e].call(this,t)},n.prototype.uninstall=function(){var t=this;this.promise.then(function(e){t.impl.uninstallFilter(e),web3.provider.stopPolling(e),web3.off(impl.changed,e)})},n.prototype.messages=function(){var t=this;return this.promise.then(function(e){return t.impl.getMessages(e)})},n.prototype.logs=function(){return this.messages()},e.exports=n},{}],5:[function(t,e){function n(t){return{jsonrpc:"2.0",method:t.call,params:t.args,id:t._id}}function r(t){var e=JSON.parse(t);return{_id:e.id,data:e.result,error:e.error}}var o=function(t){this.handlers=[],this.host=t};o.prototype.sendRequest=function(t,e){var r=n(t),o=new XMLHttpRequest;o.open("POST",this.host,!0),o.send(JSON.stringify(r)),o.onreadystatechange=function(){4===o.readyState&&e&&e(o)}},o.prototype.send=function(t){var e=this;this.sendRequest(t,function(t){e.handlers.forEach(function(n){n.call(e,r(t.responseText))})})},o.prototype.poll=function(t,e){var n=this;this.sendRequest(t,function(r){var o=JSON.parse(r.responseText);!o.error&&(o.result instanceof Array?0!==o.result.length:o.result)&&n.handlers.forEach(function(r){r.call(n,{_event:t.call,_id:e,data:o.result})})})},Object.defineProperty(o.prototype,"onmessage",{set:function(t){this.handlers.push(t)}}),e.exports=o},{}],6:[function(t,e){var n=function(){this.queued=[],this.polls=[],this.ready=!1,this.provider=void 0,this.id=1;var t=this,e=function(){t.provider&&t.provider.poll&&t.polls.forEach(function(e){e.data._id=t.id,t.id++,t.provider.poll(e.data,e.id)}),setTimeout(e,12e3)};e()};n.prototype.send=function(t,e){t._id=this.id,e&&(web3._callbacks[t._id]=e),t.args=t.args||[],this.id++,void 0!==this.provider?this.provider.send(t):(console.warn("provider is not set"),this.queued.push(t))},n.prototype.set=function(t){void 0!==this.provider&&void 0!==this.provider.unload&&this.provider.unload(),this.provider=t,this.ready=!0},n.prototype.sendQueued=function(){for(var t=0;this.queued.length;t++)this.send(this.queued[t])},n.prototype.installed=function(){return void 0!==this.provider},n.prototype.startPolling=function(t,e){this.provider&&this.provider.poll&&this.polls.push({data:t,id:e})},n.prototype.stopPolling=function(t){for(var e=this.polls.length;e--;){var n=this.polls[e];n.id===t&&this.polls.splice(e,1)}},e.exports=n},{}],7:[function(t,e){var n=function(){this.handlers=[];var t=this;navigator.qt.onmessage=function(e){t.handlers.forEach(function(n){n.call(t,JSON.parse(e.data))})}};n.prototype.send=function(t){navigator.qt.postMessage(JSON.stringify(t))},Object.defineProperty(n.prototype,"onmessage",{set:function(t){this.handlers.push(t)}}),e.exports=n},{}],8:[function(t,e){function n(t){return t instanceof Promise?Promise.resolve(t):t instanceof Array?new Promise(function(e){var r=t.map(function(t){return n(t)});return Promise.all(r).then(function(n){for(var r=0;r<t.length;r++)t[r]=n[r];e(t)})}):t instanceof Object?new Promise(function(e){var r=Object.keys(t),o=r.map(function(e){return n(t[e])});return Promise.all(o).then(function(n){for(var o=0;o<r.length;o++)t[r[o]]=n[o];e(t)})}):Promise.resolve(t)}function r(t){if(void 0!==t._event)return void m.trigger(t._event,t._id,t.data);if(t._id){var e=m._callbacks[t._id];e&&(e.call(this,t.error,t.data),delete m._callbacks[t._id])}}var o=t("./filter"),i=t("./providermanager"),a=function(){return[{name:"sha3",call:"web3_sha3"}]},s=function(){var t=function(t){return"string"==typeof t[0]?"eth_blockByHash":"eth_blockByNumber"},e=function(t){return"string"==typeof t[0]?"eth_transactionByHash":"eth_transactionByNumber"},n=function(t){return"string"==typeof t[0]?"eth_uncleByHash":"eth_uncleByNumber"},r=[{name:"balanceAt",call:"eth_balanceAt"},{name:"stateAt",call:"eth_stateAt"},{name:"storageAt",call:"eth_storageAt"},{name:"countAt",call:"eth_countAt"},{name:"codeAt",call:"eth_codeAt"},{name:"transact",call:"eth_transact"},{name:"call",call:"eth_call"},{name:"block",call:t},{name:"transaction",call:e},{name:"uncle",call:n},{name:"compilers",call:"eth_compilers"},{name:"lll",call:"eth_lll"},{name:"solidity",call:"eth_solidity"},{name:"serpent",call:"eth_serpent"},{name:"logs",call:"eth_logs"}];return r},u=function(){return[{name:"coinbase",getter:"eth_coinbase",setter:"eth_setCoinbase"},{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"},{name:"number",getter:"eth_number"}]},c=function(){return[{name:"put",call:"db_put"},{name:"get",call:"db_get"},{name:"putString",call:"db_putString"},{name:"getString",call:"db_getString"}]},l=function(){return[{name:"post",call:"shh_post"},{name:"newIdentity",call:"shh_newIdentity"},{name:"haveIdentity",call:"shh_haveIdentity"},{name:"newGroup",call:"shh_newGroup"},{name:"addToGroup",call:"shh_addToGroup"}]},h=function(){var t=function(t){return"string"==typeof t[0]?"eth_newFilterString":"eth_newFilter"};return[{name:"newFilter",call:t},{name:"uninstallFilter",call:"eth_uninstallFilter"},{name:"getMessages",call:"eth_filterLogs"}]},f=function(){return[{name:"newFilter",call:"shh_newFilter"},{name:"uninstallFilter",call:"shh_uninstallFilter"},{name:"getMessage",call:"shh_getMessages"}]},p=function(t,e){e.forEach(function(e){t[e.name]=function(){return n(Array.prototype.slice.call(arguments)).then(function(t){var n="function"==typeof e.call?e.call(t):e.call;return{call:n,args:t}}).then(function(t){return new Promise(function(e,n){m.provider.send(t,function(t,r){return t?void n(t):void e(r)})})}).catch(function(t){console.error(t)})}})},d=function(t,e){e.forEach(function(e){var r={};r.get=function(){return new Promise(function(t,n){m.provider.send({call:e.getter},function(e,r){return e?void n(e):void t(r)})})},e.setter&&(r.set=function(t){return n([t]).then(function(t){return new Promise(function(n){m.provider.send({call:e.setter,args:t},function(t,e){return t?void reject(t):void n(e)})})}).catch(function(t){console.error(t)})}),Object.defineProperty(t,e.name,r)})},v=function(t){return parseInt(t,16).toString()},g=function(t){return parseInt(t).toString(16)},m={_callbacks:{},_events:{},providers:{},toHex:function(t){for(var e="",n=0;n<t.length;n++){var r=t.charCodeAt(n).toString(16);e+=r.length<2?"0"+r:r}return e},toAscii:function(t){var e="",n=0,r=t.length;for("0x"===t.substring(0,2)&&(n=2);r>n;n+=2){var o=parseInt(t.substr(n,2),16);if(0===o)break;e+=String.fromCharCode(o)}return e},fromAscii:function(t,e){e=void 0===e?0:e;for(var n=this.toHex(t);n.length<2*e;)n+="00";return"0x"+n},toDecimal:function(t){return v(t.substring(2))},fromDecimal:function(t){return"0x"+g(t)},toEth:function(t){for(var e="string"==typeof t?0===t.indexOf("0x")?parseInt(t.substr(2),16):parseInt(t):t,n=0,r=["wei","Kwei","Mwei","Gwei","szabo","finney","ether","grand","Mether","Gether","Tether","Pether","Eether","Zether","Yether","Nether","Dether","Vether","Uether"];e>3e3&&n<r.length-1;)e/=1e3,n++;for(var o=e.toString().length<e.toFixed(2).length?e.toString():e.toFixed(2),i=function(t,e,n){return e+","+n};;){var a=o;if(o=o.replace(/(\d)(\d\d\d[\.\,])/,i),a===o)break}return o+" "+r[n]},eth:{watch:function(t){return new o(t,y)}},db:{},shh:{watch:function(t){return new o(t,b)}},on:function(t,e,n){return void 0===m._events[t]&&(m._events[t]={}),m._events[t][e]=n,this},off:function(t,e){return void 0!==m._events[t]&&delete m._events[t][e],this},trigger:function(t,e,n){var r=m._events[t];if(r&&r[e]){var o=r[e];o(n)}},haveProvider:function(){return!!m.provider.provider}};p(m,a()),p(m.eth,s()),d(m.eth,u()),p(m.db,c()),p(m.shh,l());var y={changed:"eth_changed"};p(y,h());var b={changed:"shh_changed"};p(b,f()),m.provider=new i,m.setProvider=function(t){t.onmessage=r,m.provider.set(t),m.provider.sendQueued()},"undefined"!=typeof e&&(e.exports=m)},{"./filter":4,"./providermanager":6}],9:[function(t,e){var n=function(t){this.handlers=[],this.queued=[],this.ready=!1,this.ws=new WebSocket(t);var e=this;this.ws.onmessage=function(t){for(var n=0;n<e.handlers.length;n++)e.handlers[n].call(e,JSON.parse(t.data),t)},this.ws.onopen=function(){e.ready=!0;for(var t=0;t<e.queued.length;t++)e.send(e.queued[t])}};n.prototype.send=function(t){if(this.ready){var e=JSON.stringify(t);this.ws.send(e)}else this.queued.push(t)},n.prototype.onMessage=function(t){this.handlers.push(t)},n.prototype.unload=function(){this.ws.close()},Object.defineProperty(n.prototype,"onmessage",{set:function(t){this.onMessage(t)}}),"undefined"!=typeof e&&(e.exports=n)},{}],web3:[function(t,e){var n=t("./lib/web3");n.providers.WebSocketProvider=t("./lib/websocket"),n.providers.HttpRpcProvider=t("./lib/httprpc"),n.providers.QtProvider=t("./lib/qt"),n.providers.AutoProvider=t("./lib/autoprovider"),n.eth.contract=t("./lib/contract"),e.exports=n},{"./lib/autoprovider":2,"./lib/contract":3,"./lib/httprpc":5,"./lib/qt":7,"./lib/web3":8,"./lib/websocket":9}]},{},["web3"]);
\ No newline at end of file
example/contract.html
View file @ 6d02c0d3
......@@ -43,7 +43,7 @@
// create contract
web3.eth.transact({code: web3.eth.solidity(source)}).then(function (address) {
contract = web3.contract(address, desc);
contract = web3.eth.contract(address, desc);
document.getElementById('call').style.visibility = 'visible';
});
}
......
index.js
View file @ 6d02c0d3
......@@ -3,6 +3,6 @@ web3.providers.WebSocketProvider = require('./lib/websocket');
web3.providers.HttpRpcProvider = require('./lib/httprpc');
web3.providers.QtProvider = require('./lib/qt');
web3.providers.AutoProvider = require('./lib/autoprovider');
web3.contract = require('./lib/contract');
web3.eth.contract = require('./lib/contract');
module.exports = web3;
lib/abi.js
View file @ 6d02c0d3
......@@ -35,6 +35,10 @@ var decToHex = function (dec) {
return parseInt(dec).toString(16);
};
/// Finds first index of array element matching pattern
/// @param array
/// @param callback pattern
/// @returns index of element
var findIndex = function (array, callback) {
var end = false;
var i = 0;
......@@ -44,106 +48,96 @@ var findIndex = function (array, callback) {
return end ? i - 1 : -1;
};
/// @returns a function that is used as a pattern for 'findIndex'
var findMethodIndex = function (json, methodName) {
return findIndex(json, function (method) {
return method.name === methodName;
});
};
var padLeft = function (string, chars) {
return new Array(chars - string.length + 1).join("0") + string;
/// @param string string to be padded
/// @param number of characters that result string should have
/// @param sign, by default 0
/// @returns right aligned string
var padLeft = function (string, chars, sign) {
return new Array(chars - string.length + 1).join(sign ? sign : "0") + string;
};
var calcBitPadding = function (type, expected) {
var value = type.slice(expected.length);
if (value === "") {
return 32;
}
return parseInt(value) / 8;
};
var calcBytePadding = function (type, expected) {
var value = type.slice(expected.length);
if (value === "") {
return 32;
}
return parseInt(value);
/// @param expected type prefix (string)
/// @returns function which checks if type has matching prefix. if yes, returns true, otherwise false
var prefixedType = function (prefix) {
return function (type) {
return type.indexOf(prefix) === 0;
};
};
var calcRealPadding = function (type, expected) {
var value = type.slice(expected.length);
if (value === "") {
return 32;
}
var sizes = value.split('x');
for (var padding = 0, i = 0; i < sizes; i++) {
padding += (sizes[i] / 8);
}
return padding;
/// @param expected type name (string)
/// @returns function which checks if type is matching expected one. if yes, returns true, otherwise false
var namedType = function (name) {
return function (type) {
return name === type;
};
};
/// Setups input formatters for solidity types
/// @returns an array of input formatters
var setupInputTypes = function () {
// convert from int, decimal-string, prefixed hex string whatever into a bare hex string.
var formatStandard = function (value) {
if (typeof value === "number")
return value.toString(16);
else if (typeof value === "string" && value.indexOf('0x') === 0)
return value.substr(2);
else if (typeof value === "string")
return web3.toHex(value);
else
return (+value).toString(16);
};
var prefixedType = function (prefix, calcPadding) {
return function (type, value) {
var expected = prefix;
if (type.indexOf(expected) !== 0) {
return false;
/// Formats input value to byte representation of int
/// @returns right-aligned byte representation of int
var formatInt = function (value) {
var padding = 32 * 2;
if (typeof value === 'number') {
if (value < 0) {
// two's complement
// TODO: fix big numbers support
value = ((value) >>> 0).toString(16);
return padLeft(value, padding, 'f');
}
value = value.toString(16);
var padding = calcPadding(type, expected);
if (padding > 32)
return false; // not allowed to be so big.
padding = 32; // override as per the new ABI.
if (prefix === "string")
return web3.fromAscii(value, padding).substr(2);
return padLeft(formatStandard(value), padding * 2);
};
};
var namedType = function (name, padding, formatter) {
return function (type, value) {
if (type !== name) {
return false;
}
padding = 32; //override as per the new ABI.
return padLeft(formatter ? formatter(value) : value, padding * 2);
else if (value.indexOf('0x') === 0)
value = value.substr(2);
else if (typeof value === 'string')
value = value.toHex(value);
else
value = (+value).toString(16);
return padLeft(value, padding);
};
/// Formats input value to byte representation of string
/// @returns left-algined byte representation of string
var formatString = function (value) {
return web3.fromAscii(value, 32).substr(2);
};
/// Formats input value to byte representation of bool
/// @returns right-aligned byte representation bool
var formatBool = function (value) {
return value ? '01' : '00';
return '000000000000000000000000000000000000000000000000000000000000000' + (value ? '1' : '0');
};
return [
prefixedType('uint', calcBitPadding),
prefixedType('int', calcBitPadding),
prefixedType('hash', calcBitPadding),
prefixedType('string', calcBytePadding),
prefixedType('real', calcRealPadding),
prefixedType('ureal', calcRealPadding),
namedType('address', 20, formatStandard),
namedType('bool', 1, formatBool),
{ type: prefixedType('uint'), format: formatInt },
{ type: prefixedType('int'), format: formatInt },
{ type: prefixedType('hash'), format: formatInt },
{ type: prefixedType('string'), format: formatString },
{ type: prefixedType('real'), format: formatInt },
{ type: prefixedType('ureal'), format: formatInt },
{ type: namedType('address'), format: formatInt },
{ type: namedType('bool'), format: formatBool }
];
};
var inputTypes = setupInputTypes();
/// Formats input params to bytes
/// @param contract json abi
/// @param name of the method that we want to use
/// @param array of params that will be formatted to bytes
/// @returns bytes representation of input params
var toAbiInput = function (json, methodName, params) {
var bytes = "";
var index = findMethodIndex(json, methodName);
......@@ -153,74 +147,72 @@ var toAbiInput = function (json, methodName, params) {
}
var method = json[index];
var padding = 32 * 2;
for (var i = 0; i < method.inputs.length; i++) {
var found = false;
for (var j = 0; j < inputTypes.length && !found; j++) {
found = inputTypes[j](method.inputs[i].type, params[i]);
var typeMatch = false;
for (var j = 0; j < inputTypes.length && !typeMatch; j++) {
typeMatch = inputTypes[j].type(method.inputs[i].type, params[i]);
}
if (!found) {
console.error('unsupported json type: ' + method.inputs[i].type);
if (!typeMatch) {
console.error('input parser does not support type: ' + method.inputs[i].type);
}
bytes += found;
var formatter = inputTypes[j - 1].format;
bytes += (formatter ? formatter(params[i]) : params[i]);
}
return bytes;
};
/// Setups output formaters for solidity types
/// @returns an array of output formatters
var setupOutputTypes = function () {
var prefixedType = function (prefix, calcPadding) {
return function (type) {
var expected = prefix;
if (type.indexOf(expected) !== 0) {
return -1;
}
var padding = calcPadding(type, expected);
if (padding > 32)
return -1; // not allowed to be so big.
padding = 32; // override as per the new ABI.
return padding * 2;
};
};
var namedType = function (name, padding) {
return function (type) {
padding = 32; // override as per the new ABI.
return name === type ? padding * 2 : -1;
};
};
/// Formats input right-aligned input bytes to int
/// @returns right-aligned input bytes formatted to int
var formatInt = function (value) {
return value.length <= 8 ? +parseInt(value, 16) : hexToDec(value);
};
/// @returns right-aligned input bytes formatted to hex
var formatHash = function (value) {
return "0x" + value;
};
/// @returns right-aligned input bytes formatted to bool
var formatBool = function (value) {
return value === '1' ? true : false;
return value === '0000000000000000000000000000000000000000000000000000000000000001' ? true : false;
};
/// @returns left-aligned input bytes formatted to ascii string
var formatString = function (value) {
return web3.toAscii(value);
};
/// @returns right-aligned input bytes formatted to address
var formatAddress = function (value) {
return "0x" + value.slice(value.length - 40, value.length);
};
return [
{ padding: prefixedType('uint', calcBitPadding), format: formatInt },
{ padding: prefixedType('int', calcBitPadding), format: formatInt },
{ padding: prefixedType('hash', calcBitPadding), format: formatHash },
{ padding: prefixedType('string', calcBytePadding), format: formatString },
{ padding: prefixedType('real', calcRealPadding), format: formatInt },
{ padding: prefixedType('ureal', calcRealPadding), format: formatInt },
{ padding: namedType('address', 20) },
{ padding: namedType('bool', 1), format: formatBool }
{ type: prefixedType('uint'), format: formatInt },
{ type: prefixedType('int'), format: formatInt },
{ type: prefixedType('hash'), format: formatHash },
{ type: prefixedType('string'), format: formatString },
{ type: prefixedType('real'), format: formatInt },
{ type: prefixedType('ureal'), format: formatInt },
{ type: namedType('address'), format: formatAddress },
{ type: namedType('bool'), format: formatBool }
];
};
var outputTypes = setupOutputTypes();
/// Formats output bytes back to param list
/// @param contract json abi
/// @param name of the method that we want to use
/// @param bytes representtion of output
/// @returns array of output params
var fromAbiOutput = function (json, methodName, output) {
var index = findMethodIndex(json, methodName);
......@@ -232,14 +224,16 @@ var fromAbiOutput = function (json, methodName, output) {
var result = [];
var method = json[index];
var padding = 32 * 2;
for (var i = 0; i < method.outputs.length; i++) {
var padding = -1;
for (var j = 0; j < outputTypes.length && padding === -1; j++) {
padding = outputTypes[j].padding(method.outputs[i].type);
var typeMatch = false;
for (var j = 0; j < outputTypes.length && !typeMatch; j++) {
typeMatch = outputTypes[j].type(method.outputs[i].type);
}
if (padding === -1) {
if (!typeMatch) {
// not found output parsing
console.error('output parser does not support type: ' + method.outputs[i].type);
continue;
}
var res = output.slice(0, padding);
......@@ -251,6 +245,8 @@ var fromAbiOutput = function (json, methodName, output) {
return result;
};
/// @param json abi for contract
/// @returns input parser object for given json abi
var inputParser = function (json) {
var parser = {};
json.forEach(function (method) {
......@@ -263,6 +259,8 @@ var inputParser = function (json) {
return parser;
};
/// @param json abi for contract
/// @returns output parser for given json abi
var outputParser = function (json) {
var parser = {};
json.forEach(function (method) {
......@@ -274,6 +272,9 @@ var outputParser = function (json) {
return parser;
};
/// @param json abi for contract
/// @param method name for which we want to get method signature
/// @returns (promise) contract method signature for method with given name
var methodSignature = function (json, name) {
var method = json[findMethodIndex(json, name)];
var result = name + '(';
......
lib/autoprovider.js
View file @ 6d02c0d3
......@@ -33,6 +33,16 @@ if (process.env.NODE_ENV !== 'build') {
var web3 = require('./web3'); // jshint ignore:line
}
/**
* AutoProvider object prototype is implementing 'provider protocol'
* Automatically tries to setup correct provider(Qt, WebSockets or HttpRpc)
* First it checkes if we are ethereum browser (if navigator.qt object is available)
* if yes, we are using QtProvider
* if no, we check if it is possible to establish websockets connection with ethereum (ws://localhost:40404/eth is default)
* if it's not possible, we are using httprpc provider (http://localhost:8080)
* The constructor allows you to specify uris on which we are trying to connect over http or websockets
* You can do that by passing objects with fields httrpc and websockets
*/
var AutoProvider = function (userOptions) {
if (web3.haveProvider()) {
return;
......@@ -81,6 +91,8 @@ var AutoProvider = function (userOptions) {
};
};
/// Sends message forward to the provider, that is being used
/// if provider is not yet set, enqueues the message
AutoProvider.prototype.send = function (payload) {
if (this.provider) {
this.provider.send(payload);
......@@ -89,6 +101,7 @@ AutoProvider.prototype.send = function (payload) {
this.sendQueue.push(payload);
};
/// On incoming message sends the message to the provider that is currently being used
Object.defineProperty(AutoProvider.prototype, 'onmessage', {
set: function (handler) {
if (this.provider) {
......
lib/contract.js
View file @ 6d02c0d3
......@@ -27,9 +27,29 @@ if (process.env.NODE_ENV !== 'build') {
var abi = require('./abi');
// method signature length in bytes
/// method signature length in bytes
var ETH_METHOD_SIGNATURE_LENGTH = 4;
/**
* 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').call(); // myMethod call
* myContract.myMethod('this is test string param for transact').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) {
var inputParser = abi.inputParser(desc);
var outputParser = abi.outputParser(desc);
......@@ -70,3 +90,4 @@ var contract = function (address, desc) {
};
module.exports = contract;
lib/filter.js 0 → 100644
View file @ 6d02c0d3
/*
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 filter.js
* @authors:
* Jeffrey Wilcke <jeff@ethdev.com>
* Marek Kotewicz <marek@ethdev.com>
* Marian Oancea <marian@ethdev.com>
* Gav Wood <g@ethdev.com>
* @date 2014
*/
// TODO: is these line is supposed to be here?
if (process.env.NODE_ENV !== 'build') {
var web3 = require('./web3'); // jshint ignore:line
}
/// should be used when we want to watch something
/// it's using inner polling mechanism and is notified about changes
var Filter = function(options, impl) {
this.impl = impl;
this.callbacks = [];
var self = this;
this.promise = impl.newFilter(options);
this.promise.then(function (id) {
self.id = id;
web3.on(impl.changed, id, self.trigger.bind(self));
web3.provider.startPolling({call: impl.changed, args: [id]}, id);
});
};
/// alias for changed*
Filter.prototype.arrived = function(callback) {
this.changed(callback);
};
/// gets called when there is new eth/shh message
Filter.prototype.changed = function(callback) {
var self = this;
this.promise.then(function(id) {
self.callbacks.push(callback);
});
};
/// trigger calling new message from people
Filter.prototype.trigger = function(messages) {
for(var i = 0; i < this.callbacks.length; i++) {
this.callbacks[i].call(this, messages);
}
};
/// should be called to uninstall current filter
Filter.prototype.uninstall = function() {
var self = this;
this.promise.then(function (id) {
self.impl.uninstallFilter(id);
web3.provider.stopPolling(id);
web3.off(impl.changed, id);
});
};
/// should be called to manually trigger getting latest messages from the client
Filter.prototype.messages = function() {
var self = this;
return this.promise.then(function (id) {
return self.impl.getMessages(id);
});
};
/// alias for messages
Filter.prototype.logs = function () {
return this.messages();
};
module.exports = Filter;
lib/httprpc.js
View file @ 6d02c0d3
......@@ -26,11 +26,21 @@ if (process.env.NODE_ENV !== 'build') {
var XMLHttpRequest = require('xmlhttprequest').XMLHttpRequest; // jshint ignore:line
}
/**
* HttpRpcProvider object prototype is implementing 'provider protocol'
* Should be used when we want to connect to ethereum backend over http && jsonrpc
* It's compatible with cpp client
* The contructor allows to specify host uri
* This provider is using in-browser polling mechanism
*/
var HttpRpcProvider = function (host) {
this.handlers = [];
this.host = host;
};
/// Transforms inner message to proper jsonrpc object
/// @param inner message object
/// @returns jsonrpc object
function formatJsonRpcObject(object) {
return {
jsonrpc: '2.0',
......@@ -40,6 +50,9 @@ function formatJsonRpcObject(object) {
};
}
/// Transforms jsonrpc object to inner message
/// @param incoming jsonrpc message
/// @returns inner message object
function formatJsonRpcMessage(message) {
var object = JSON.parse(message);
......@@ -50,6 +63,10 @@ function formatJsonRpcMessage(message) {
};
}
/// Prototype object method
/// Asynchronously sends request to server
/// @param payload is inner message object
/// @param cb is callback which is being called when response is comes back
HttpRpcProvider.prototype.sendRequest = function (payload, cb) {
var data = formatJsonRpcObject(payload);
......@@ -63,6 +80,11 @@ HttpRpcProvider.prototype.sendRequest = function (payload, cb) {
};
};
/// Prototype object method
/// Should be called when we want to send single api request to server
/// Asynchronous
/// On response it passes message to handlers
/// @param payload is inner message object
HttpRpcProvider.prototype.send = function (payload) {
var self = this;
this.sendRequest(payload, function (request) {
......@@ -72,6 +94,13 @@ HttpRpcProvider.prototype.send = function (payload) {
});
};
/// Prototype object method
/// Should be called only for polling requests
/// Asynchronous
/// On response it passege message to handlers, but only if message's result is true or not empty array
/// Otherwise response is being silently ignored
/// @param payload is inner message object
/// @id is id of poll that we are calling
HttpRpcProvider.prototype.poll = function (payload, id) {
var self = this;
this.sendRequest(payload, function (request) {
......@@ -85,6 +114,8 @@ HttpRpcProvider.prototype.poll = function (payload, id) {
});
};
/// Prototype object property
/// Should be used to set message handlers for this provider
Object.defineProperty(HttpRpcProvider.prototype, "onmessage", {
set: function (handler) {
this.handlers.push(handler);
......@@ -92,3 +123,4 @@ Object.defineProperty(HttpRpcProvider.prototype, "onmessage", {
});
module.exports = HttpRpcProvider;
lib/providermanager.js 0 → 100644
View file @ 6d02c0d3
/*
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 providermanager.js
* @authors:
* Jeffrey Wilcke <jeff@ethdev.com>
* Marek Kotewicz <marek@ethdev.com>
* Marian Oancea <marian@ethdev.com>
* Gav Wood <g@ethdev.com>
* @date 2014
*/
// TODO: is these line is supposed to be here?
if (process.env.NODE_ENV !== 'build') {
var web3 = require('./web3'); // jshint ignore:line
}
/**
* Provider manager object prototype
* It's responsible for passing messages to providers
* If no provider is set it's responsible for queuing requests
* It's also responsible for polling the ethereum node for incoming messages
* Default poll timeout is 12 seconds
* If we are running ethereum.js inside ethereum browser, there are backend based tools responsible for polling,
* and provider manager polling mechanism is not used
*/
var ProviderManager = function() {
this.queued = [];
this.polls = [];
this.ready = false;
this.provider = undefined;
this.id = 1;
var self = this;
var poll = function () {
if (self.provider && self.provider.poll) {
self.polls.forEach(function (data) {
data.data._id = self.id;
self.id++;
self.provider.poll(data.data, data.id);
});
}
setTimeout(poll, 12000);
};
poll();
};
/// sends outgoing requests, if provider is not available, enqueue the request
ProviderManager.prototype.send = function(data, cb) {
data._id = this.id;
if (cb) {
web3._callbacks[data._id] = cb;
}
data.args = data.args || [];
this.id++;
if(this.provider !== undefined) {
this.provider.send(data);
} else {
console.warn("provider is not set");
this.queued.push(data);
}
};
/// setups provider, which will be used for sending messages
ProviderManager.prototype.set = function(provider) {
if(this.provider !== undefined && this.provider.unload !== undefined) {
this.provider.unload();
}
this.provider = provider;
this.ready = true;
};
/// resends queued messages
ProviderManager.prototype.sendQueued = function() {
for(var i = 0; this.queued.length; i++) {
// Resend
this.send(this.queued[i]);
}
};
/// @returns true if the provider i properly set
ProviderManager.prototype.installed = function() {
return this.provider !== undefined;
};
/// this method is only used, when we do not have native qt bindings and have to do polling on our own
/// should be callled, on start watching for eth/shh changes
ProviderManager.prototype.startPolling = function (data, pollId) {
if (!this.provider || !this.provider.poll) {
return;
}
this.polls.push({data: data, id: pollId});
};
/// should be called to stop polling for certain watch changes
ProviderManager.prototype.stopPolling = function (pollId) {
for (var i = this.polls.length; i--;) {
var poll = this.polls[i];
if (poll.id === pollId) {
this.polls.splice(i, 1);
}
}
};
module.exports = ProviderManager;
lib/qt.js
View file @ 6d02c0d3
......@@ -21,6 +21,11 @@
* @date 2014
*/
/**
* QtProvider object prototype is implementing 'provider protocol'
* Should be used inside ethereum browser. It's compatible with cpp and go clients.
* It uses navigator.qt object to pass the messages to native bindings
*/
var QtProvider = function() {
this.handlers = [];
......@@ -32,10 +37,17 @@ var QtProvider = function() {
};
};
/// Prototype object method
/// Should be called when we want to send single api request to native bindings
/// Asynchronous
/// Response will be received by navigator.qt.onmessage method and passed to handlers
/// @param payload is inner message object
QtProvider.prototype.send = function(payload) {
navigator.qt.postMessage(JSON.stringify(payload));
};
/// Prototype object property
/// Should be used to set message handlers for this provider
Object.defineProperty(QtProvider.prototype, "onmessage", {
set: function(handler) {
this.handlers.push(handler);
......
lib/web3.js
View file @ 6d02c0d3
......@@ -14,7 +14,7 @@
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 main.js
/** @file web3.js
* @authors:
* Jeffrey Wilcke <jeff@ethdev.com>
* Marek Kotewicz <marek@ethdev.com>
......@@ -23,6 +23,12 @@
* @date 2014
*/
var Filter = require('./filter');
var ProviderManager = require('./providermanager');
/// Recursively resolves all promises in given object and replaces the resolved values with promises
/// @param any object/array/promise/anything else..
/// @returns (resolves) object with replaced promises with their result
function flattenPromise (obj) {
if (obj instanceof Promise) {
return Promise.resolve(obj);
......@@ -62,12 +68,14 @@ function flattenPromise (obj) {
return Promise.resolve(obj);
}
/// @returns an array of objects describing web3 api methods
var web3Methods = function () {
return [
{ name: 'sha3', call: 'web3_sha3' }
];
};
/// @returns an array of objects describing web3.eth api methods
var ethMethods = function () {
var blockCall = function (args) {
return typeof args[0] === "string" ? "eth_blockByHash" : "eth_blockByNumber";
......@@ -101,6 +109,7 @@ var ethMethods = function () {
return methods;
};
/// @returns an array of objects describing web3.eth api properties
var ethProperties = function () {
return [
{ name: 'coinbase', getter: 'eth_coinbase', setter: 'eth_setCoinbase' },
......@@ -115,6 +124,7 @@ var ethProperties = function () {
];
};
/// @returns an array of objects describing web3.db api methods
var dbMethods = function () {
return [
{ name: 'put', call: 'db_put' },
......@@ -124,6 +134,7 @@ var dbMethods = function () {
];
};
/// @returns an array of objects describing web3.shh api methods
var shhMethods = function () {
return [
{ name: 'post', call: 'shh_post' },
......@@ -134,6 +145,7 @@ var shhMethods = function () {
];
};
/// @returns an array of objects describing web3.eth.watch api methods
var ethWatchMethods = function () {
var newFilter = function (args) {
return typeof args[0] === 'string' ? 'eth_newFilterString' : 'eth_newFilter';
......@@ -146,6 +158,7 @@ var ethWatchMethods = function () {
];
};
/// @returns an array of objects describing web3.shh.watch api methods
var shhWatchMethods = function () {
return [
{ name: 'newFilter', call: 'shh_newFilter' },
......@@ -154,6 +167,8 @@ var shhWatchMethods = function () {
];
};
/// creates methods in a given object based on method description on input
/// setups api calls for these methods
var setupMethods = function (obj, methods) {
methods.forEach(function (method) {
obj[method.name] = function () {
......@@ -177,6 +192,8 @@ var setupMethods = function (obj, methods) {
});
};
/// creates properties in a given object based on properties description on input
/// setups api calls for these properties
var setupProperties = function (obj, properties) {
properties.forEach(function (property) {
var proto = {};
......@@ -221,7 +238,7 @@ var decToHex = function (dec) {
return parseInt(dec).toString(16);
};
/// setups web3 object, and it's in-browser executed methods
var web3 = {
_callbacks: {},
_events: {},
......@@ -237,6 +254,7 @@ var web3 = {
return hex;
},
/// @returns ascii string representation of hex value prefixed with 0x
toAscii: function(hex) {
// Find termination
var str = "";
......@@ -244,17 +262,18 @@ var web3 = {
if (hex.substring(0, 2) === '0x')
i = 2;
for(; i < l; i+=2) {
var code = hex.charCodeAt(i);
var code = parseInt(hex.substr(i, 2), 16);
if(code === 0) {
break;
}
str += String.fromCharCode(parseInt(hex.substr(i, 2), 16));
str += String.fromCharCode(code);
}
return str;
},
/// @returns hex representation (prefixed by 0x) of ascii string
fromAscii: function(str, pad) {
pad = pad === undefined ? 0 : pad;
var hex = this.toHex(str);
......@@ -263,14 +282,17 @@ var web3 = {
return "0x" + hex;
},
/// @returns decimal representaton of hex value prefixed by 0x
toDecimal: function (val) {
return hexToDec(val.substring(2));
},
/// @returns hex representation (prefixed by 0x) of decimal value
fromDecimal: function (val) {
return "0x" + decToHex(val);
},
/// used to transform value/string to eth string
toEth: function(str) {
var val = typeof str === "string" ? str.indexOf('0x') === 0 ? parseInt(str.substr(2), 16) : parseInt(str) : str;
var unit = 0;
......@@ -294,24 +316,24 @@ var web3 = {
return s + ' ' + units[unit];
},
/// eth object prototype
eth: {
prototype: Object(), // jshint ignore:line
watch: function (params) {
return new Filter(params, ethWatch);
}
},
db: {
prototype: Object() // jshint ignore:line
},
/// db object prototype
db: {},
/// shh object prototype
shh: {
prototype: Object(), // jshint ignore:line
watch: function (params) {
return new Filter(params, shhWatch);
}
},
/// used by filter to register callback with given id
on: function(event, id, cb) {
if(web3._events[event] === undefined) {
web3._events[event] = {};
......@@ -321,6 +343,7 @@ var web3 = {
return this;
},
/// used by filter to unregister callback with given id
off: function(event, id) {
if(web3._events[event] !== undefined) {
delete web3._events[event][id];
......@@ -329,6 +352,7 @@ var web3 = {
return this;
},
/// used to trigger callback registered by filter
trigger: function(event, id, data) {
var callbacks = web3._events[event];
if (!callbacks || !callbacks[id]) {
......@@ -336,9 +360,15 @@ var web3 = {
}
var cb = callbacks[id];
cb(data);
},
/// @returns true if provider is installed
haveProvider: function() {
return !!web3.provider.provider;
}
};
/// setups all api methods
setupMethods(web3, web3Methods());
setupMethods(web3.eth, ethMethods());
setupProperties(web3.eth, ethProperties());
......@@ -348,85 +378,14 @@ setupMethods(web3.shh, shhMethods());
var ethWatch = {
changed: 'eth_changed'
};
setupMethods(ethWatch, ethWatchMethods());
var shhWatch = {
changed: 'shh_changed'
};
setupMethods(shhWatch, shhWatchMethods());
var ProviderManager = function() {
this.queued = [];
this.polls = [];
this.ready = false;
this.provider = undefined;
this.id = 1;
var self = this;
var poll = function () {
if (self.provider && self.provider.poll) {
self.polls.forEach(function (data) {
data.data._id = self.id;
self.id++;
self.provider.poll(data.data, data.id);
});
}
setTimeout(poll, 12000);
};
poll();
};
ProviderManager.prototype.send = function(data, cb) {
data._id = this.id;
if (cb) {
web3._callbacks[data._id] = cb;
}
data.args = data.args || [];
this.id++;
if(this.provider !== undefined) {
this.provider.send(data);
} else {
console.warn("provider is not set");
this.queued.push(data);
}
};
ProviderManager.prototype.set = function(provider) {
if(this.provider !== undefined && this.provider.unload !== undefined) {
this.provider.unload();
}
this.provider = provider;
this.ready = true;
};
ProviderManager.prototype.sendQueued = function() {
for(var i = 0; this.queued.length; i++) {
// Resend
this.send(this.queued[i]);
}
};
ProviderManager.prototype.installed = function() {
return this.provider !== undefined;
};
ProviderManager.prototype.startPolling = function (data, pollId) {
if (!this.provider || !this.provider.poll) {
return;
}
this.polls.push({data: data, id: pollId});
};
ProviderManager.prototype.stopPolling = function (pollId) {
for (var i = this.polls.length; i--;) {
var poll = this.polls[i];
if (poll.id === pollId) {
this.polls.splice(i, 1);
}
}
};
setupMethods(shhWatch, shhWatchMethods());
web3.provider = new ProviderManager();
......@@ -436,60 +395,7 @@ web3.setProvider = function(provider) {
web3.provider.sendQueued();
};
web3.haveProvider = function() {
return !!web3.provider.provider;
};
var Filter = function(options, impl) {
this.impl = impl;
this.callbacks = [];
var self = this;
this.promise = impl.newFilter(options);
this.promise.then(function (id) {
self.id = id;
web3.on(impl.changed, id, self.trigger.bind(self));
web3.provider.startPolling({call: impl.changed, args: [id]}, id);
});
};
Filter.prototype.arrived = function(callback) {
this.changed(callback);
};
Filter.prototype.changed = function(callback) {
var self = this;
this.promise.then(function(id) {
self.callbacks.push(callback);
});
};
Filter.prototype.trigger = function(messages) {
for(var i = 0; i < this.callbacks.length; i++) {
this.callbacks[i].call(this, messages);
}
};
Filter.prototype.uninstall = function() {
var self = this;
this.promise.then(function (id) {
self.impl.uninstallFilter(id);
web3.provider.stopPolling(id);
web3.off(impl.changed, id);
});
};
Filter.prototype.messages = function() {
var self = this;
return this.promise.then(function (id) {
return self.impl.getMessages(id);
});
};
Filter.prototype.logs = function () {
return this.messages();
};
/// callled when there is new incoming message
function messageHandler(data) {
if(data._event !== undefined) {
web3.trigger(data._event, data._id, data.data);
......
lib/websocket.js
View file @ 6d02c0d3
......@@ -27,9 +27,17 @@ if (process.env.NODE_ENV !== 'build') {
var WebSocket = require('ws'); // jshint ignore:line
}
/**
* WebSocketProvider object prototype is implementing 'provider protocol'
* Should be used when we want to connect to ethereum backend over websockets
* It's compatible with go client
* The constructor allows to specify host uri
*/
var WebSocketProvider = function(host) {
// onmessage handlers
this.handlers = [];
// queue will be filled with messages if send is invoked before the ws is ready
this.queued = [];
this.ready = false;
......@@ -46,15 +54,20 @@ var WebSocketProvider = function(host) {
this.ws.onopen = function() {
self.ready = true;
for(var i = 0; i < self.queued.length; i++) {
for (var i = 0; i < self.queued.length; i++) {
// Resend
self.send(self.queued[i]);
}
};
};
/// Prototype object method
/// Should be called when we want to send single api request to server
/// Asynchronous, it's using websockets
/// Response for the call will be received by ws.onmessage
/// @param payload is inner message object
WebSocketProvider.prototype.send = function(payload) {
if(this.ready) {
if (this.ready) {
var data = JSON.stringify(payload);
this.ws.send(data);
......@@ -63,13 +76,20 @@ WebSocketProvider.prototype.send = function(payload) {
}
};
/// Prototype object method
/// Should be called to add handlers
WebSocketProvider.prototype.onMessage = function(handler) {
this.handlers.push(handler);
};
/// Prototype object method
/// Should be called to close websockets connection
WebSocketProvider.prototype.unload = function() {
this.ws.close();
};
/// Prototype object property
/// Should be used to set message handlers for this provider
Object.defineProperty(WebSocketProvider.prototype, "onmessage", {
set: function(provider) { this.onMessage(provider); }
});
......
test/abi.parsers.js
View file @ 6d02c0d3
var assert = require('assert');
var abi = require('../lib/abi.js');
var clone = function (object) { return JSON.parse(JSON.stringify(object)); };
describe('abi', function() {
describe('inputParser', function() {
it('should parse ...', function() {
var desc = [{
"name": "multiply",
"inputs": [
{
var description = [{
"name": "test",
"inputs": [{
"name": "a",
"type": "uint256"
}
......@@ -19,19 +15,533 @@ describe('abi', function() {
"type": "uint256"
}
]
}];
}];
describe('abi', function() {
describe('inputParser', function() {
it('should parse input uint', function() {
// given
var d = clone(description);
d[0].inputs = [
{ type: "uint" }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.test(1), "0000000000000000000000000000000000000000000000000000000000000001");
assert.equal(parser.test(10), "000000000000000000000000000000000000000000000000000000000000000a");
});
it('should parse input uint128', function() {
// given
var d = clone(description);
d[0].inputs = [
{ type: "uint128" }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.test(1), "0000000000000000000000000000000000000000000000000000000000000001");
assert.equal(parser.test(10), "000000000000000000000000000000000000000000000000000000000000000a");
});
it('should parse input uint256', function() {
// given
var d = clone(description);
d[0].inputs = [
{ type: "uint256" }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.test(1), "0000000000000000000000000000000000000000000000000000000000000001");
assert.equal(parser.test(10), "000000000000000000000000000000000000000000000000000000000000000a");
});
it('should parse input int', function() {
// given
var d = clone(description);
d[0].inputs = [
{ type: "int" }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.test(1), "0000000000000000000000000000000000000000000000000000000000000001");
assert.equal(parser.test(10), "000000000000000000000000000000000000000000000000000000000000000a");
assert.equal(parser.test(-1), "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
assert.equal(parser.test(-2), "fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe");
assert.equal(parser.test(-16), "fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0");
});
it('should parse input int128', function() {
// given
var d = clone(description);
d[0].inputs = [
{ type: "int128" }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.test(1), "0000000000000000000000000000000000000000000000000000000000000001");
assert.equal(parser.test(10), "000000000000000000000000000000000000000000000000000000000000000a");
assert.equal(parser.test(-1), "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
assert.equal(parser.test(-2), "fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe");
assert.equal(parser.test(-16), "fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0");
});
it('should parse input int256', function() {
// given
var d = clone(description);
d[0].inputs = [
{ type: "int256" }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.test(1), "0000000000000000000000000000000000000000000000000000000000000001");
assert.equal(parser.test(10), "000000000000000000000000000000000000000000000000000000000000000a");
assert.equal(parser.test(-1), "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff");
assert.equal(parser.test(-2), "fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe");
assert.equal(parser.test(-16), "fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0");
});
it('should parse input bool', function() {
// given
var d = clone(description);
d[0].inputs = [
{ type: 'bool' }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.test(true), "0000000000000000000000000000000000000000000000000000000000000001");
assert.equal(parser.test(false), "0000000000000000000000000000000000000000000000000000000000000000");
});
it('should parse input hash', function() {
// given
var d = clone(description);
d[0].inputs = [
{ type: "hash" }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.test("0x407d73d8a49eeb85d32cf465507dd71d507100c1"), "000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1");
});
it('should parse input hash256', function() {
// given
var d = clone(description);
d[0].inputs = [
{ type: "hash256" }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.test("0x407d73d8a49eeb85d32cf465507dd71d507100c1"), "000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1");
});
it('should parse input hash160', function() {
// given
var d = clone(description);
var iParser = abi.inputParser(desc);
assert.equal(iParser.multiply(1), "0x000000000000000000000000000000000000000000000000000000000000000001");
d[0].inputs = [
{ type: "hash160" }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.test("0x407d73d8a49eeb85d32cf465507dd71d507100c1"), "000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1");
});
it('should parse input address', function () {
// given
var d = clone(description);
d[0].inputs = [
{ type: "address" }
];
// when
var parser = abi.inputParser(d)
// then
assert.equal(parser.test("0x407d73d8a49eeb85d32cf465507dd71d507100c1"), "000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1");
});
it('should parse input string', function () {
// given
var d = clone(description);
d[0].inputs = [
{ type: "string" }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.test('hello'), "68656c6c6f000000000000000000000000000000000000000000000000000000");
assert.equal(parser.test('world'), "776f726c64000000000000000000000000000000000000000000000000000000");
});
it('should use proper method name', function () {
// given
var d = clone(description);
d[0].name = 'helloworld';
d[0].inputs = [
{ type: "int" }
];
// when
var parser = abi.inputParser(d);
// then
assert.equal(parser.helloworld(1), "0000000000000000000000000000000000000000000000000000000000000001");
});
it('should parse multiple methods', function () {
// given
var d = [{
name: "test",
inputs: [{ type: "int" }],
outputs: [{ type: "int" }]
},{
name: "test2",
inputs: [{ type: "string" }],
outputs: [{ type: "string" }]
}];
// when
var parser = abi.inputParser(d);
//then
assert.equal(parser.test(1), "0000000000000000000000000000000000000000000000000000000000000001");
assert.equal(parser.test2('hello'), "68656c6c6f000000000000000000000000000000000000000000000000000000");
});
});
describe('outputParser', function() {
it('parse ...', function() {
it('should parse output string', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: "string" }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x68656c6c6f000000000000000000000000000000000000000000000000000000")[0], 'hello');
assert.equal(parser.test("0x776f726c64000000000000000000000000000000000000000000000000000000")[0], 'world');
});
it('should parse output uint', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'uint' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x0000000000000000000000000000000000000000000000000000000000000001")[0], 1);
assert.equal(parser.test("0x000000000000000000000000000000000000000000000000000000000000000a")[0], 10);
});
it('should parse output uint256', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'uint256' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x0000000000000000000000000000000000000000000000000000000000000001")[0], 1);
assert.equal(parser.test("0x000000000000000000000000000000000000000000000000000000000000000a")[0], 10);
});
it('should parse output uint128', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'uint128' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x0000000000000000000000000000000000000000000000000000000000000001")[0], 1);
assert.equal(parser.test("0x000000000000000000000000000000000000000000000000000000000000000a")[0], 10);
});
it('should parse output int', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'int' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x0000000000000000000000000000000000000000000000000000000000000001")[0], 1);
assert.equal(parser.test("0x000000000000000000000000000000000000000000000000000000000000000a")[0], 10);
});
it('should parse output int256', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'int256' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x0000000000000000000000000000000000000000000000000000000000000001")[0], 1);
assert.equal(parser.test("0x000000000000000000000000000000000000000000000000000000000000000a")[0], 10);
});
it('should parse output int128', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'int128' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x0000000000000000000000000000000000000000000000000000000000000001")[0], 1);
assert.equal(parser.test("0x000000000000000000000000000000000000000000000000000000000000000a")[0], 10);
});
it('should parse output hash', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'hash' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1")[0], "0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1")
});
it('should parse output hash256', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'hash256' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1")[0], "0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1")
});
it('should parse output hash160', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'hash160' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1")[0], "0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1")
// TODO shouldnt' the expected hash be shorter?
});
it('should parse output address', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'address' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x000000000000000000000000407d73d8a49eeb85d32cf465507dd71d507100c1")[0], "0x407d73d8a49eeb85d32cf465507dd71d507100c1")
});
it('should parse output bool', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: 'bool' }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("000000000000000000000000000000000000000000000000000000000000000001")[0], true);
assert.equal(parser.test("000000000000000000000000000000000000000000000000000000000000000000")[0], false);
});
it('should parse multiple output strings', function() {
// given
var d = clone(description);
d[0].outputs = [
{ type: "string" },
{ type: "string" }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.test("0x68656c6c6f000000000000000000000000000000000000000000000000000000776f726c64000000000000000000000000000000000000000000000000000000")[0], 'hello');
assert.equal(parser.test("0x68656c6c6f000000000000000000000000000000000000000000000000000000776f726c64000000000000000000000000000000000000000000000000000000")[1], 'world');
});
it('should use proper method name', function () {
// given
var d = clone(description);
d[0].name = 'helloworld';
d[0].outputs = [
{ type: "int" }
];
// when
var parser = abi.outputParser(d);
// then
assert.equal(parser.helloworld("0x0000000000000000000000000000000000000000000000000000000000000001")[0], 1);
});
it('should parse multiple methods', function () {
// given
var d = [{
name: "test",
inputs: [{ type: "int" }],
outputs: [{ type: "int" }]
},{
name: "test2",
inputs: [{ type: "string" }],
outputs: [{ type: "string" }]
}];
// when
var parser = abi.outputParser(d);
//then
assert.equal(parser.test("0000000000000000000000000000000000000000000000000000000000000001")[0], 1);
assert.equal(parser.test2("0x68656c6c6f000000000000000000000000000000000000000000000000000000")[0], "hello");
});
});
});
test/db.methods.js
View file @ 6d02c0d3
......@@ -7,12 +7,10 @@ web3.setProvider(new web3.providers.WebSocketProvider('http://localhost:8080'));
describe('web3', function() {
describe('db', function() {
it('should have all methods implemented', function() {
u.methodExists(web3.db, 'put');
u.methodExists(web3.db, 'get');
u.methodExists(web3.db, 'putString');
u.methodExists(web3.db, 'getString');
});
});
});
test/eth.methods.js
View file @ 6d02c0d3
......@@ -7,7 +7,6 @@ web3.setProvider(new web3.providers.WebSocketProvider('http://localhost:8080'));
describe('web3', function() {
describe('eth', function() {
it('should have all methods implemented', function() {
u.methodExists(web3.eth, 'balanceAt');
u.methodExists(web3.eth, 'stateAt');
u.methodExists(web3.eth, 'storageAt');
......@@ -23,9 +22,7 @@ describe('web3', function() {
u.methodExists(web3.eth, 'solidity');
u.methodExists(web3.eth, 'serpent');
u.methodExists(web3.eth, 'logs');
});
it('should have all properties implemented', function () {
u.propertyExists(web3.eth, 'coinbase');
u.propertyExists(web3.eth, 'listening');
u.propertyExists(web3.eth, 'mining');
......@@ -36,7 +33,6 @@ describe('web3', function() {
u.propertyExists(web3.eth, 'defaultBlock');
u.propertyExists(web3.eth, 'number');
});
});
});
test/mocha.opts
View file @ 6d02c0d3
--reporter Spec
--reporter spec
test/shh.methods.js
View file @ 6d02c0d3
......@@ -7,13 +7,11 @@ web3.setProvider(new web3.providers.WebSocketProvider('http://localhost:8080'));
describe('web3', function() {
describe('shh', function() {
it('should have all methods implemented', function() {
u.methodExists(web3.shh, 'post');
u.methodExists(web3.shh, 'newIdentity');
u.methodExists(web3.shh, 'haveIdentity');
u.methodExists(web3.shh, 'newGroup');
u.methodExists(web3.shh, 'addToGroup');
});
});
});
test/utils.js
View file @ 6d02c0d3
var assert = require('assert');
var methodExists = function (object, method) {
it('should have method ' + method + ' implemented', function() {
assert.equal('function', typeof object[method], 'method ' + method + ' is not implemented');
});
};
var propertyExists = function (object, property) {
it('should have property ' + property + ' implemented', function() {
assert.equal('object', typeof object[property], 'property ' + property + ' is not implemented');
});
};
module.exports = {
......
test/web3.methods.js
View file @ 6d02c0d3
......@@ -6,13 +6,11 @@ var u = require('./utils.js');
web3.setProvider(new web3.providers.WebSocketProvider('http://localhost:8080')); // TODO: create some mock provider
describe('web3', function() {
it('should have all methods implemented', 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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