From 86b70485a615c65919513426d407d7ab3c498a6f Mon Sep 17 00:00:00 2001 From: Marek Kotewicz Date: Thu, 29 Jan 2015 15:26:42 +0100 Subject: [PATCH] Squashed 'libjsqrc/ethereumjs/' changes from 6d59047..94e0e5a 94e0e5a Merge branch 'cpp' into cpp2 8613382 moved comment df17c33 event example c8ee08c contract.js simplified 842b8cf event.js e1c0862 Fix for API. 61e8ae2 events init 2544d2c tests for abi.filters ea7c2fc abi function type 63d9c07 fixed incoming messages 1345a8c log error on console, if api returns an error 83fad0f removed fromFixed, toFixed && offset from tests c2cb2be removed web3.eth.account, fixed #37 09f6335 fixed #23 42a25f2 evaluating solidity method input params git-subtree-dir: libjsqrc/ethereumjs git-subtree-split: 94e0e5ab7d8ec9adcd03fedc3abe5cf6444a5123 --- dist/ethereum.js | 285 +++++++++++++++++++++++++--------- dist/ethereum.js.map | 14 +- dist/ethereum.min.js | 2 +- example/balance.html | 2 +- example/contract.html | 1 + example/event.html | 67 ++++++++ example/natspec_contract.html | 1 + lib/abi.js | 26 +++- lib/contract.js | 183 ++++++++++++++-------- lib/event.js | 35 +++++ lib/filter.js | 15 +- lib/providermanager.js | 6 + lib/web3.js | 5 +- test/abi.filters.js | 49 ++++++ test/abi.parsers.js | 37 +++++ test/eth.contract.js | 201 ++++++++++++++++++++++++ test/eth.methods.js | 1 - test/event.js | 22 +++ test/web3.methods.js | 3 - 19 files changed, 801 insertions(+), 154 deletions(-) create mode 100644 example/event.html create mode 100644 lib/event.js create mode 100644 test/abi.filters.js create mode 100644 test/eth.contract.js create mode 100644 test/event.js diff --git a/dist/ethereum.js b/dist/ethereum.js index 7bcf86c81..fc7bf09ca 100644 --- a/dist/ethereum.js +++ b/dist/ethereum.js @@ -66,6 +66,22 @@ var getMethodWithName = function (json, methodName) { return json[index]; }; +/// Filters all function from input abi +/// @returns abi array with filtered objects of type 'function' +var filterFunctions = function (json) { + return json.filter(function (current) { + return current.type === 'function'; + }); +}; + +/// Filters all events form input abi +/// @returns abi array with filtered objects of type 'event' +var filterEvents = function (json) { + return json.filter(function (current) { + return current.type === 'event'; + }); +}; + /// @param string string to be padded /// @param number of characters that result string should have /// @param sign, by default 0 @@ -212,6 +228,7 @@ var signedIsNegative = function (value) { /// Formats input right-aligned input bytes to int /// @returns right-aligned input bytes formatted to int var formatOutputInt = function (value) { + value = value || "0"; // check if it's negative number // it it is, return two's complement if (signedIsNegative(value)) { @@ -223,6 +240,7 @@ var formatOutputInt = function (value) { /// Formats big right-aligned input bytes to uint /// @returns right-aligned input bytes formatted to uint var formatOutputUInt = function (value) { + value = value || "0"; return new BigNumber(value, 16); }; @@ -350,7 +368,7 @@ var methodTypeName = function (method) { /// @returns input parser object for given json abi var inputParser = function (json) { var parser = {}; - json.forEach(function (method) { + filterFunctions(json).forEach(function (method) { var displayName = methodDisplayName(method.name); var typeName = methodTypeName(method.name); @@ -373,7 +391,7 @@ var inputParser = function (json) { /// @returns output parser for given json abi var outputParser = function (json) { var parser = {}; - json.forEach(function (method) { + filterFunctions(json).forEach(function (method) { var displayName = methodDisplayName(method.name); var typeName = methodTypeName(method.name); @@ -404,11 +422,13 @@ module.exports = { methodSignature: methodSignature, methodDisplayName: methodDisplayName, methodTypeName: methodTypeName, - getMethodWithName: getMethodWithName + getMethodWithName: getMethodWithName, + filterFunctions: filterFunctions, + filterEvents: filterEvents }; -},{"./web3":7}],2:[function(require,module,exports){ +},{"./web3":8}],2:[function(require,module,exports){ /* This file is part of ethereum.js. @@ -431,71 +451,40 @@ module.exports = { * @date 2014 */ -var web3 = require('./web3'); // jshint ignore:line +var web3 = require('./web3'); var abi = require('./abi'); +var eventImpl = require('./event'); -/** - * This method should be called when we want to call / transact some solidity method from javascript - * it returns an object which has same methods available as solidity contract description - * usage example: - * - * var abi = [{ - * name: 'myMethod', - * inputs: [{ name: 'a', type: 'string' }], - * outputs: [{name: 'd', type: 'string' }] - * }]; // contract abi - * - * var myContract = web3.eth.contract('0x0123123121', abi); // creation of contract object - * - * myContract.myMethod('this is test string param for call'); // myMethod call (implicit, default) - * myContract.call().myMethod('this is test string param for call'); // myMethod call (explicit) - * myContract.transact().myMethod('this is test string param for transact'); // myMethod transact - * - * @param address - address of the contract, which should be called - * @param desc - abi json description of the contract, which is being created - * @returns contract object - */ - -var contract = function (address, desc) { - - desc.forEach(function (method) { - // workaround for invalid assumption that method.name is the full anonymous prototype of the method. - // it's not. it's just the name. the rest of the code assumes it's actually the anonymous - // prototype, so we make it so as a workaround. - if (method.name.indexOf('(') === -1) { - var displayName = method.name; - var typeName = method.inputs.map(function(i){return i.type; }).join(); - method.name = displayName + '(' + typeName + ')'; - } - }); - - var inputParser = abi.inputParser(desc); - var outputParser = abi.outputParser(desc); - - var result = {}; - - result.call = function (options) { - result._isTransact = false; - result._options = options; - return result; +var addFunctionRelatedPropertiesToContract = function (contract) { + + contract.call = function (options) { + contract._isTransact = false; + contract._options = options; + return contract; }; - result.transact = function (options) { - result._isTransact = true; - result._options = options; - return result; + contract.transact = function (options) { + contract._isTransact = true; + contract._options = options; + return contract; }; - result._options = {}; + contract._options = {}; ['gas', 'gasPrice', 'value', 'from'].forEach(function(p) { - result[p] = function (v) { - result._options[p] = v; - return result; + contract[p] = function (v) { + contract._options[p] = v; + return contract; }; }); +}; - desc.forEach(function (method) { +var addFunctionsToContract = function (contract, desc, address) { + var inputParser = abi.inputParser(desc); + var outputParser = abi.outputParser(desc); + + // create contract functions + abi.filterFunctions(desc).forEach(function (method) { var displayName = abi.methodDisplayName(method.name); var typeName = abi.methodTypeName(method.name); @@ -505,22 +494,24 @@ var contract = function (address, desc) { var signature = abi.methodSignature(method.name); var parsed = inputParser[displayName][typeName].apply(null, params); - var options = result._options || {}; + var options = contract._options || {}; options.to = address; options.data = signature + parsed; - var isTransact = result._isTransact === true || (result._isTransact !== false && !method.constant); + var isTransact = contract._isTransact === true || (contract._isTransact !== false && !method.constant); var collapse = options.collapse !== false; // reset - result._options = {}; - result._isTransact = null; + contract._options = {}; + contract._isTransact = null; if (isTransact) { // it's used byt natspec.js // TODO: figure out better way to solve this web3._currentContractAbi = desc; web3._currentContractAddress = address; + web3._currentContractMethodName = method.name; + web3._currentContractMethodParams = params; // transactions do not have any output, cause we do not know, when they will be processed web3.eth.transact(options); @@ -539,13 +530,102 @@ var contract = function (address, desc) { return ret; }; - if (result[displayName] === undefined) { - result[displayName] = impl; + if (contract[displayName] === undefined) { + contract[displayName] = impl; + } + + contract[displayName][typeName] = impl; + }); +}; + +var addEventRelatedPropertiesToContract = function (contract, desc, address) { + contract.address = address; + + Object.defineProperty(contract, 'topics', { + get: function() { + return abi.filterEvents(desc).map(function (e) { + return abi.methodSignature(e.name); + }); + } + }); + +}; + +var addEventsToContract = function (contract, desc, address) { + // create contract events + abi.filterEvents(desc).forEach(function (e) { + + var impl = function () { + var params = Array.prototype.slice.call(arguments); + var signature = abi.methodSignature(e.name); + var event = eventImpl(address, signature); + var o = event.apply(null, params); + return web3.eth.watch(o); + }; + + impl.address = address; + + Object.defineProperty(impl, 'topics', { + get: function() { + return [abi.methodSignature(e.name)]; + } + }); + + // TODO: rename these methods, cause they are used not only for methods + var displayName = abi.methodDisplayName(e.name); + var typeName = abi.methodTypeName(e.name); + + if (contract[displayName] === undefined) { + contract[displayName] = impl; } - result[displayName][typeName] = impl; + contract[displayName][typeName] = impl; }); +}; + + +/** + * This method should be called when we want to call / transact some solidity method from javascript + * it returns an object which has same methods available as solidity contract description + * usage example: + * + * var abi = [{ + * name: 'myMethod', + * inputs: [{ name: 'a', type: 'string' }], + * outputs: [{name: 'd', type: 'string' }] + * }]; // contract abi + * + * var myContract = web3.eth.contract('0x0123123121', abi); // creation of contract object + * + * myContract.myMethod('this is test string param for call'); // myMethod call (implicit, default) + * myContract.call().myMethod('this is test string param for call'); // myMethod call (explicit) + * myContract.transact().myMethod('this is test string param for transact'); // myMethod transact + * + * @param address - address of the contract, which should be called + * @param desc - abi json description of the contract, which is being created + * @returns contract object + */ + +var contract = function (address, desc) { + + // workaround for invalid assumption that method.name is the full anonymous prototype of the method. + // it's not. it's just the name. the rest of the code assumes it's actually the anonymous + // prototype, so we make it so as a workaround. + // TODO: we may not want to modify input params, maybe use copy instead? + desc.forEach(function (method) { + if (method.name.indexOf('(') === -1) { + var displayName = method.name; + var typeName = method.inputs.map(function(i){return i.type; }).join(); + method.name = displayName + '(' + typeName + ')'; + } + }); + + var result = {}; + addFunctionRelatedPropertiesToContract(result); + addFunctionsToContract(result, desc, address); + addEventRelatedPropertiesToContract(result, desc, address); + addEventsToContract(result, desc, address); return result; }; @@ -553,7 +633,44 @@ var contract = function (address, desc) { module.exports = contract; -},{"./abi":1,"./web3":7}],3:[function(require,module,exports){ +},{"./abi":1,"./event":3,"./web3":8}],3:[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 . +*/ +/** @file event.js + * @authors: + * Marek Kotewicz + * @date 2014 + */ + +var implementationOfEvent = function (address, signature) { + + return function (options) { + var o = options || {}; + o.address = o.address || address; + o.topics = o.topics || []; + o.topics.push(signature); + return o; + }; +}; + +module.exports = implementationOfEvent; + + +},{}],4:[function(require,module,exports){ /* This file is part of ethereum.js. @@ -587,6 +704,19 @@ var Filter = function(options, impl) { this.impl = impl; this.callbacks = []; + if (typeof options !== "string") { + // evaluate lazy properties + options = { + to: options.to, + topics: options.topics, + earliest: options.earliest, + latest: options.latest, + max: options.max, + skip: options.skip, + address: options.address + }; + } + this.id = impl.newFilter(options); web3.provider.startPolling({call: impl.changed, args: [this.id]}, this.id, this.trigger.bind(this)); }; @@ -604,7 +734,7 @@ Filter.prototype.changed = function(callback) { /// trigger calling new message from people Filter.prototype.trigger = function(messages) { for (var i = 0; i < this.callbacks.length; i++) { - for (var j = 0; j < messages; j++) { + for (var j = 0; j < messages.length; j++) { this.callbacks[i].call(this, messages[j]); } } @@ -628,7 +758,7 @@ Filter.prototype.logs = function () { module.exports = Filter; -},{"./web3":7}],4:[function(require,module,exports){ +},{"./web3":8}],5:[function(require,module,exports){ /* This file is part of ethereum.js. @@ -700,7 +830,7 @@ HttpSyncProvider.prototype.send = function (payload) { module.exports = HttpSyncProvider; -},{}],5:[function(require,module,exports){ +},{}],6:[function(require,module,exports){ /* This file is part of ethereum.js. @@ -779,6 +909,12 @@ ProviderManager.prototype.send = function(data) { //TODO: handle error here? var result = this.provider.send(data); result = JSON.parse(result); + + if (result.error) { + console.log(result.error); + return null; + } + return result.result; }; @@ -806,7 +942,7 @@ ProviderManager.prototype.stopPolling = function (pollId) { module.exports = ProviderManager; -},{"./web3":7}],6:[function(require,module,exports){ +},{"./web3":8}],7:[function(require,module,exports){ /* This file is part of ethereum.js. @@ -840,7 +976,7 @@ QtSyncProvider.prototype.send = function (payload) { module.exports = QtSyncProvider; -},{}],7:[function(require,module,exports){ +},{}],8:[function(require,module,exports){ /* This file is part of ethereum.js. @@ -941,7 +1077,6 @@ var ethProperties = function () { { name: 'listening', getter: 'eth_listening', setter: 'eth_setListening' }, { name: 'mining', getter: 'eth_mining', setter: 'eth_setMining' }, { name: 'gasPrice', getter: 'eth_gasPrice' }, - { name: 'account', getter: 'eth_account' }, { name: 'accounts', getter: 'eth_accounts' }, { name: 'peerCount', getter: 'eth_peerCount' }, { name: 'defaultBlock', getter: 'eth_defaultBlock', setter: 'eth_setDefaultBlock' }, @@ -1076,7 +1211,9 @@ var web3 = { /// @returns decimal representaton of hex value prefixed by 0x toDecimal: function (val) { - return (new BigNumber(val.substring(2), 16).toString(10)); + // remove 0x and place 0, if it's required + val = val.length > 2 ? val.substring(2) : "0"; + return (new BigNumber(val, 16).toString(10)); }, /// @returns hex representation (prefixed by 0x) of decimal value @@ -1181,7 +1318,7 @@ web3.abi = require('./lib/abi'); module.exports = web3; -},{"./lib/abi":1,"./lib/contract":2,"./lib/filter":3,"./lib/httpsync":4,"./lib/providermanager":5,"./lib/qtsync":6,"./lib/web3":7}]},{},["web3"]) +},{"./lib/abi":1,"./lib/contract":2,"./lib/filter":4,"./lib/httpsync":5,"./lib/providermanager":6,"./lib/qtsync":7,"./lib/web3":8}]},{},["web3"]) //# sourceMappingURL=ethereum.js.map \ No newline at end of file diff --git a/dist/ethereum.js.map b/dist/ethereum.js.map index 829d0a899..8f6bd1a1f 100644 --- a/dist/ethereum.js.map +++ b/dist/ethereum.js.map @@ -4,6 +4,7 @@ "node_modules/browserify/node_modules/browser-pack/_prelude.js", "lib/abi.js", "lib/contract.js", + "lib/event.js", "lib/filter.js", "lib/httpsync.js", "lib/providermanager.js", @@ -12,18 +13,19 @@ "index.js" ], "names": [], - "mappings": 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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.\n*/\n/** @file abi.js\n * @authors:\n * Marek Kotewicz \n * Gav Wood \n * @date 2014\n */\n\n// TODO: is these line is supposed to be here? \nif (\"build\" !== 'build') {/*\n var BigNumber = require('bignumber.js'); // jshint ignore:line\n*/}\n\nvar web3 = require('./web3'); // jshint ignore:line\n\nBigNumber.config({ ROUNDING_MODE: BigNumber.ROUND_DOWN });\n\nvar ETH_PADDING = 32;\n\n/// method signature length in bytes\nvar ETH_METHOD_SIGNATURE_LENGTH = 4;\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/// @returns method with given method name\nvar getMethodWithName = function (json, methodName) {\n var index = findMethodIndex(json, methodName);\n if (index === -1) {\n console.error('method ' + methodName + ' not found in the abi');\n return undefined;\n }\n return json[index];\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\nvar arrayType = function (type) {\n return type.slice(-2) === '[]';\n};\n\n/// Formats input value to byte representation of int\n/// If value is negative, return it's two's complement\n/// If the value is floating point, round it down\n/// @returns right-aligned byte representation of int\nvar formatInputInt = function (value) {\n var padding = ETH_PADDING * 2;\n if (value instanceof BigNumber || typeof value === 'number') {\n if (typeof value === 'number')\n value = new BigNumber(value);\n value = value.round();\n\n if (value.lessThan(0)) \n value = new BigNumber(\"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff\", 16).plus(value).plus(1);\n value = value.toString(16);\n }\n else if (value.indexOf('0x') === 0)\n value = value.substr(2);\n else if (typeof value === 'string')\n value = formatInputInt(new BigNumber(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\nvar formatInputString = function (value) {\n return web3.fromAscii(value, ETH_PADDING).substr(2);\n};\n\n/// Formats input value to byte representation of bool\n/// @returns right-aligned byte representation bool\nvar formatInputBool = function (value) {\n return '000000000000000000000000000000000000000000000000000000000000000' + (value ? '1' : '0');\n};\n\n/// Formats input value to byte representation of real\n/// Values are multiplied by 2^m and encoded as integers\n/// @returns byte representation of real\nvar formatInputReal = function (value) {\n return formatInputInt(new BigNumber(value).times(new BigNumber(2).pow(128))); \n};\n\nvar dynamicTypeBytes = function (type, value) {\n // TODO: decide what to do with array of strings\n if (arrayType(type) || type === 'string') // only string itself that is dynamic; stringX is static length.\n return formatInputInt(value.length); \n return \"\";\n};\n\n/// Setups input formatters for solidity types\n/// @returns an array of input formatters \nvar setupInputTypes = function () {\n \n return [\n { type: prefixedType('uint'), format: formatInputInt },\n { type: prefixedType('int'), format: formatInputInt },\n { type: prefixedType('hash'), format: formatInputInt },\n { type: prefixedType('string'), format: formatInputString }, \n { type: prefixedType('real'), format: formatInputReal },\n { type: prefixedType('ureal'), format: formatInputReal },\n { type: namedType('address'), format: formatInputInt },\n { type: namedType('bool'), format: formatInputBool }\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\n var method = getMethodWithName(json, methodName);\n var padding = ETH_PADDING * 2;\n\n /// first we iterate in search for dynamic \n method.inputs.forEach(function (input, index) {\n bytes += dynamicTypeBytes(input.type, params[index]);\n });\n\n method.inputs.forEach(function (input, 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 var toAppend = \"\";\n\n if (arrayType(method.inputs[i].type))\n toAppend = params[i].reduce(function (acc, curr) {\n return acc + formatter(curr);\n }, \"\");\n else\n toAppend = formatter(params[i]);\n\n bytes += toAppend; \n });\n return bytes;\n};\n\n/// Check if input value is negative\n/// @param value is hex format\n/// @returns true if it is negative, otherwise false\nvar signedIsNegative = function (value) {\n return (new BigNumber(value.substr(0, 1), 16).toString(2).substr(0, 1)) === '1';\n};\n\n/// Formats input right-aligned input bytes to int\n/// @returns right-aligned input bytes formatted to int\nvar formatOutputInt = function (value) {\n // check if it's negative number\n // it it is, return two's complement\n if (signedIsNegative(value)) {\n return new BigNumber(value, 16).minus(new BigNumber('ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff', 16)).minus(1);\n }\n return new BigNumber(value, 16);\n};\n\n/// Formats big right-aligned input bytes to uint\n/// @returns right-aligned input bytes formatted to uint\nvar formatOutputUInt = function (value) {\n return new BigNumber(value, 16);\n};\n\n/// @returns input bytes formatted to real\nvar formatOutputReal = function (value) {\n return formatOutputInt(value).dividedBy(new BigNumber(2).pow(128)); \n};\n\n/// @returns input bytes formatted to ureal\nvar formatOutputUReal = function (value) {\n return formatOutputUInt(value).dividedBy(new BigNumber(2).pow(128)); \n};\n\n/// @returns right-aligned input bytes formatted to hex\nvar formatOutputHash = function (value) {\n return \"0x\" + value;\n};\n\n/// @returns right-aligned input bytes formatted to bool\nvar formatOutputBool = function (value) {\n return value === '0000000000000000000000000000000000000000000000000000000000000001' ? true : false;\n};\n\n/// @returns left-aligned input bytes formatted to ascii string\nvar formatOutputString = function (value) {\n return web3.toAscii(value);\n};\n\n/// @returns right-aligned input bytes formatted to address\nvar formatOutputAddress = function (value) {\n return \"0x\" + value.slice(value.length - 40, value.length);\n};\n\nvar dynamicBytesLength = function (type) {\n if (arrayType(type) || type === 'string') // only string itself that is dynamic; stringX is static length.\n return ETH_PADDING * 2;\n return 0;\n};\n\n/// Setups output formaters for solidity types\n/// @returns an array of output formatters\nvar setupOutputTypes = function () {\n\n return [\n { type: prefixedType('uint'), format: formatOutputUInt },\n { type: prefixedType('int'), format: formatOutputInt },\n { type: prefixedType('hash'), format: formatOutputHash },\n { type: prefixedType('string'), format: formatOutputString },\n { type: prefixedType('real'), format: formatOutputReal },\n { type: prefixedType('ureal'), format: formatOutputUReal },\n { type: namedType('address'), format: formatOutputAddress },\n { type: namedType('bool'), format: formatOutputBool }\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 \n output = output.slice(2);\n var result = [];\n var method = getMethodWithName(json, methodName);\n var padding = ETH_PADDING * 2;\n\n var dynamicPartLength = method.outputs.reduce(function (acc, curr) {\n return acc + dynamicBytesLength(curr.type);\n }, 0);\n \n var dynamicPart = output.slice(0, dynamicPartLength);\n output = output.slice(dynamicPartLength);\n\n method.outputs.forEach(function (out, 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 console.error('output parser does not support type: ' + method.outputs[i].type);\n }\n\n var formatter = outputTypes[j - 1].format;\n if (arrayType(method.outputs[i].type)) {\n var size = formatOutputUInt(dynamicPart.slice(0, padding));\n dynamicPart = dynamicPart.slice(padding);\n var array = [];\n for (var k = 0; k < size; k++) {\n array.push(formatter(output.slice(0, padding))); \n output = output.slice(padding);\n }\n result.push(array);\n }\n else if (prefixedType('string')(method.outputs[i].type)) {\n dynamicPart = dynamicPart.slice(padding); \n result.push(formatter(output.slice(0, padding)));\n output = output.slice(padding);\n } else {\n result.push(formatter(output.slice(0, padding)));\n output = output.slice(padding);\n }\n });\n\n return result;\n};\n\n/// @returns display name for method eg. multiply(uint256) -> multiply\nvar methodDisplayName = function (method) {\n var length = method.indexOf('('); \n return length !== -1 ? method.substr(0, length) : method;\n};\n\n/// @returns overloaded part of method's name\nvar methodTypeName = function (method) {\n /// TODO: make it not vulnerable\n var length = method.indexOf('(');\n return length !== -1 ? method.substr(length + 1, method.length - 1 - (length + 1)) : \"\";\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 var displayName = methodDisplayName(method.name); \n var typeName = methodTypeName(method.name);\n\n var impl = function () {\n var params = Array.prototype.slice.call(arguments);\n return toAbiInput(json, method.name, params);\n };\n \n if (parser[displayName] === undefined) {\n parser[displayName] = impl;\n }\n\n parser[displayName][typeName] = impl;\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\n var displayName = methodDisplayName(method.name); \n var typeName = methodTypeName(method.name);\n\n var impl = function (output) {\n return fromAbiOutput(json, method.name, output);\n };\n\n if (parser[displayName] === undefined) {\n parser[displayName] = impl;\n }\n\n parser[displayName][typeName] = impl;\n });\n\n return parser;\n};\n\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 (name) {\n return web3.sha3(web3.fromAscii(name)).slice(0, 2 + ETH_METHOD_SIGNATURE_LENGTH * 2);\n};\n\nmodule.exports = {\n inputParser: inputParser,\n outputParser: outputParser,\n methodSignature: methodSignature,\n methodDisplayName: methodDisplayName,\n methodTypeName: methodTypeName,\n getMethodWithName: getMethodWithName\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 .\n*/\n/** @file contract.js\n * @authors:\n * Marek Kotewicz \n * @date 2014\n */\n\nvar web3 = require('./web3'); // jshint ignore:line\nvar abi = require('./abi');\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'); // myMethod call (implicit, default)\n * myContract.call().myMethod('this is test string param for call'); // myMethod call (explicit)\n * myContract.transact().myMethod('this is test string param for 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 */\n\nvar contract = function (address, desc) {\n\n desc.forEach(function (method) {\n // workaround for invalid assumption that method.name is the full anonymous prototype of the method.\n // it's not. it's just the name. the rest of the code assumes it's actually the anonymous\n // prototype, so we make it so as a workaround.\n if (method.name.indexOf('(') === -1) {\n var displayName = method.name;\n var typeName = method.inputs.map(function(i){return i.type; }).join();\n method.name = displayName + '(' + typeName + ')';\n }\n });\n\n var inputParser = abi.inputParser(desc);\n var outputParser = abi.outputParser(desc);\n\n var result = {};\n\n result.call = function (options) {\n result._isTransact = false;\n result._options = options;\n return result;\n };\n\n result.transact = function (options) {\n result._isTransact = true;\n result._options = options;\n return result;\n };\n\n result._options = {};\n ['gas', 'gasPrice', 'value', 'from'].forEach(function(p) {\n result[p] = function (v) {\n result._options[p] = v;\n return result;\n };\n });\n\n\n desc.forEach(function (method) {\n\n var displayName = abi.methodDisplayName(method.name);\n var typeName = abi.methodTypeName(method.name);\n\n var impl = function () {\n var params = Array.prototype.slice.call(arguments);\n var signature = abi.methodSignature(method.name);\n var parsed = inputParser[displayName][typeName].apply(null, params);\n\n var options = result._options || {};\n options.to = address;\n options.data = signature + parsed;\n \n var isTransact = result._isTransact === true || (result._isTransact !== false && !method.constant);\n var collapse = options.collapse !== false;\n \n // reset\n result._options = {};\n result._isTransact = null;\n\n if (isTransact) {\n // it's used byt natspec.js\n // TODO: figure out better way to solve this\n web3._currentContractAbi = desc;\n web3._currentContractAddress = address;\n\n // transactions do not have any output, cause we do not know, when they will be processed\n web3.eth.transact(options);\n return;\n }\n \n var output = web3.eth.call(options);\n var ret = outputParser[displayName][typeName](output);\n if (collapse)\n {\n if (ret.length === 1)\n ret = ret[0];\n else if (ret.length === 0)\n ret = null;\n }\n return ret;\n };\n\n if (result[displayName] === undefined) {\n result[displayName] = impl;\n }\n\n result[displayName][typeName] = impl;\n\n });\n\n return result;\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 .\n*/\n/** @file filter.js\n * @authors:\n * Jeffrey Wilcke \n * Marek Kotewicz \n * Marian Oancea \n * Gav Wood \n * @date 2014\n */\n\nvar web3 = require('./web3'); // jshint ignore:line\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 this.id = impl.newFilter(options);\n web3.provider.startPolling({call: impl.changed, args: [this.id]}, this.id, this.trigger.bind(this));\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 this.callbacks.push(callback);\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 for (var j = 0; j < messages; j++) {\n this.callbacks[i].call(this, messages[j]);\n }\n }\n};\n\n/// should be called to uninstall current filter\nFilter.prototype.uninstall = function() {\n this.impl.uninstallFilter(this.id);\n web3.provider.stopPolling(this.id);\n};\n\n/// should be called to manually trigger getting latest messages from the client\nFilter.prototype.messages = function() {\n return this.impl.getMessages(this.id);\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 .\n*/\n/** @file abi.js\n * @authors:\n * Marek Kotewicz \n * Gav Wood \n * @date 2014\n */\n\n// TODO: is these line is supposed to be here? \nif (\"build\" !== 'build') {/*\n var BigNumber = require('bignumber.js'); // jshint ignore:line\n*/}\n\nvar web3 = require('./web3'); // jshint ignore:line\n\nBigNumber.config({ ROUNDING_MODE: BigNumber.ROUND_DOWN });\n\nvar ETH_PADDING = 32;\n\n/// method signature length in bytes\nvar ETH_METHOD_SIGNATURE_LENGTH = 4;\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/// @returns method with given method name\nvar getMethodWithName = function (json, methodName) {\n var index = findMethodIndex(json, methodName);\n if (index === -1) {\n console.error('method ' + methodName + ' not found in the abi');\n return undefined;\n }\n return json[index];\n};\n\n/// Filters all function from input abi\n/// @returns abi array with filtered objects of type 'function'\nvar filterFunctions = function (json) {\n return json.filter(function (current) {\n return current.type === 'function'; \n }); \n};\n\n/// Filters all events form input abi\n/// @returns abi array with filtered objects of type 'event'\nvar filterEvents = function (json) {\n return json.filter(function (current) {\n return current.type === 'event';\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\nvar arrayType = function (type) {\n return type.slice(-2) === '[]';\n};\n\n/// Formats input value to byte representation of int\n/// If value is negative, return it's two's complement\n/// If the value is floating point, round it down\n/// @returns right-aligned byte representation of int\nvar formatInputInt = function (value) {\n var padding = ETH_PADDING * 2;\n if (value instanceof BigNumber || typeof value === 'number') {\n if (typeof value === 'number')\n value = new BigNumber(value);\n value = value.round();\n\n if (value.lessThan(0)) \n value = new BigNumber(\"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff\", 16).plus(value).plus(1);\n value = value.toString(16);\n }\n else if (value.indexOf('0x') === 0)\n value = value.substr(2);\n else if (typeof value === 'string')\n value = formatInputInt(new BigNumber(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\nvar formatInputString = function (value) {\n return web3.fromAscii(value, ETH_PADDING).substr(2);\n};\n\n/// Formats input value to byte representation of bool\n/// @returns right-aligned byte representation bool\nvar formatInputBool = function (value) {\n return '000000000000000000000000000000000000000000000000000000000000000' + (value ? '1' : '0');\n};\n\n/// Formats input value to byte representation of real\n/// Values are multiplied by 2^m and encoded as integers\n/// @returns byte representation of real\nvar formatInputReal = function (value) {\n return formatInputInt(new BigNumber(value).times(new BigNumber(2).pow(128))); \n};\n\nvar dynamicTypeBytes = function (type, value) {\n // TODO: decide what to do with array of strings\n if (arrayType(type) || type === 'string') // only string itself that is dynamic; stringX is static length.\n return formatInputInt(value.length); \n return \"\";\n};\n\n/// Setups input formatters for solidity types\n/// @returns an array of input formatters \nvar setupInputTypes = function () {\n \n return [\n { type: prefixedType('uint'), format: formatInputInt },\n { type: prefixedType('int'), format: formatInputInt },\n { type: prefixedType('hash'), format: formatInputInt },\n { type: prefixedType('string'), format: formatInputString }, \n { type: prefixedType('real'), format: formatInputReal },\n { type: prefixedType('ureal'), format: formatInputReal },\n { type: namedType('address'), format: formatInputInt },\n { type: namedType('bool'), format: formatInputBool }\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\n var method = getMethodWithName(json, methodName);\n var padding = ETH_PADDING * 2;\n\n /// first we iterate in search for dynamic \n method.inputs.forEach(function (input, index) {\n bytes += dynamicTypeBytes(input.type, params[index]);\n });\n\n method.inputs.forEach(function (input, 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 var toAppend = \"\";\n\n if (arrayType(method.inputs[i].type))\n toAppend = params[i].reduce(function (acc, curr) {\n return acc + formatter(curr);\n }, \"\");\n else\n toAppend = formatter(params[i]);\n\n bytes += toAppend; \n });\n return bytes;\n};\n\n/// Check if input value is negative\n/// @param value is hex format\n/// @returns true if it is negative, otherwise false\nvar signedIsNegative = function (value) {\n return (new BigNumber(value.substr(0, 1), 16).toString(2).substr(0, 1)) === '1';\n};\n\n/// Formats input right-aligned input bytes to int\n/// @returns right-aligned input bytes formatted to int\nvar formatOutputInt = function (value) {\n value = value || \"0\";\n // check if it's negative number\n // it it is, return two's complement\n if (signedIsNegative(value)) {\n return new BigNumber(value, 16).minus(new BigNumber('ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff', 16)).minus(1);\n }\n return new BigNumber(value, 16);\n};\n\n/// Formats big right-aligned input bytes to uint\n/// @returns right-aligned input bytes formatted to uint\nvar formatOutputUInt = function (value) {\n value = value || \"0\";\n return new BigNumber(value, 16);\n};\n\n/// @returns input bytes formatted to real\nvar formatOutputReal = function (value) {\n return formatOutputInt(value).dividedBy(new BigNumber(2).pow(128)); \n};\n\n/// @returns input bytes formatted to ureal\nvar formatOutputUReal = function (value) {\n return formatOutputUInt(value).dividedBy(new BigNumber(2).pow(128)); \n};\n\n/// @returns right-aligned input bytes formatted to hex\nvar formatOutputHash = function (value) {\n return \"0x\" + value;\n};\n\n/// @returns right-aligned input bytes formatted to bool\nvar formatOutputBool = function (value) {\n return value === '0000000000000000000000000000000000000000000000000000000000000001' ? true : false;\n};\n\n/// @returns left-aligned input bytes formatted to ascii string\nvar formatOutputString = function (value) {\n return web3.toAscii(value);\n};\n\n/// @returns right-aligned input bytes formatted to address\nvar formatOutputAddress = function (value) {\n return \"0x\" + value.slice(value.length - 40, value.length);\n};\n\nvar dynamicBytesLength = function (type) {\n if (arrayType(type) || type === 'string') // only string itself that is dynamic; stringX is static length.\n return ETH_PADDING * 2;\n return 0;\n};\n\n/// Setups output formaters for solidity types\n/// @returns an array of output formatters\nvar setupOutputTypes = function () {\n\n return [\n { type: prefixedType('uint'), format: formatOutputUInt },\n { type: prefixedType('int'), format: formatOutputInt },\n { type: prefixedType('hash'), format: formatOutputHash },\n { type: prefixedType('string'), format: formatOutputString },\n { type: prefixedType('real'), format: formatOutputReal },\n { type: prefixedType('ureal'), format: formatOutputUReal },\n { type: namedType('address'), format: formatOutputAddress },\n { type: namedType('bool'), format: formatOutputBool }\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 \n output = output.slice(2);\n var result = [];\n var method = getMethodWithName(json, methodName);\n var padding = ETH_PADDING * 2;\n\n var dynamicPartLength = method.outputs.reduce(function (acc, curr) {\n return acc + dynamicBytesLength(curr.type);\n }, 0);\n \n var dynamicPart = output.slice(0, dynamicPartLength);\n output = output.slice(dynamicPartLength);\n\n method.outputs.forEach(function (out, 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 console.error('output parser does not support type: ' + method.outputs[i].type);\n }\n\n var formatter = outputTypes[j - 1].format;\n if (arrayType(method.outputs[i].type)) {\n var size = formatOutputUInt(dynamicPart.slice(0, padding));\n dynamicPart = dynamicPart.slice(padding);\n var array = [];\n for (var k = 0; k < size; k++) {\n array.push(formatter(output.slice(0, padding))); \n output = output.slice(padding);\n }\n result.push(array);\n }\n else if (prefixedType('string')(method.outputs[i].type)) {\n dynamicPart = dynamicPart.slice(padding); \n result.push(formatter(output.slice(0, padding)));\n output = output.slice(padding);\n } else {\n result.push(formatter(output.slice(0, padding)));\n output = output.slice(padding);\n }\n });\n\n return result;\n};\n\n/// @returns display name for method eg. multiply(uint256) -> multiply\nvar methodDisplayName = function (method) {\n var length = method.indexOf('('); \n return length !== -1 ? method.substr(0, length) : method;\n};\n\n/// @returns overloaded part of method's name\nvar methodTypeName = function (method) {\n /// TODO: make it not vulnerable\n var length = method.indexOf('(');\n return length !== -1 ? method.substr(length + 1, method.length - 1 - (length + 1)) : \"\";\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 filterFunctions(json).forEach(function (method) {\n var displayName = methodDisplayName(method.name); \n var typeName = methodTypeName(method.name);\n\n var impl = function () {\n var params = Array.prototype.slice.call(arguments);\n return toAbiInput(json, method.name, params);\n };\n \n if (parser[displayName] === undefined) {\n parser[displayName] = impl;\n }\n\n parser[displayName][typeName] = impl;\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 filterFunctions(json).forEach(function (method) {\n\n var displayName = methodDisplayName(method.name); \n var typeName = methodTypeName(method.name);\n\n var impl = function (output) {\n return fromAbiOutput(json, method.name, output);\n };\n\n if (parser[displayName] === undefined) {\n parser[displayName] = impl;\n }\n\n parser[displayName][typeName] = impl;\n });\n\n return parser;\n};\n\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 (name) {\n return web3.sha3(web3.fromAscii(name)).slice(0, 2 + ETH_METHOD_SIGNATURE_LENGTH * 2);\n};\n\nmodule.exports = {\n inputParser: inputParser,\n outputParser: outputParser,\n methodSignature: methodSignature,\n methodDisplayName: methodDisplayName,\n methodTypeName: methodTypeName,\n getMethodWithName: getMethodWithName,\n filterFunctions: filterFunctions,\n filterEvents: filterEvents\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 .\n*/\n/** @file contract.js\n * @authors:\n * Marek Kotewicz \n * @date 2014\n */\n\nvar web3 = require('./web3'); \nvar abi = require('./abi');\nvar eventImpl = require('./event');\n\nvar addFunctionRelatedPropertiesToContract = function (contract) {\n \n contract.call = function (options) {\n contract._isTransact = false;\n contract._options = options;\n return contract;\n };\n\n contract.transact = function (options) {\n contract._isTransact = true;\n contract._options = options;\n return contract;\n };\n\n contract._options = {};\n ['gas', 'gasPrice', 'value', 'from'].forEach(function(p) {\n contract[p] = function (v) {\n contract._options[p] = v;\n return contract;\n };\n });\n\n};\n\nvar addFunctionsToContract = function (contract, desc, address) {\n var inputParser = abi.inputParser(desc);\n var outputParser = abi.outputParser(desc);\n\n // create contract functions\n abi.filterFunctions(desc).forEach(function (method) {\n\n var displayName = abi.methodDisplayName(method.name);\n var typeName = abi.methodTypeName(method.name);\n\n var impl = function () {\n var params = Array.prototype.slice.call(arguments);\n var signature = abi.methodSignature(method.name);\n var parsed = inputParser[displayName][typeName].apply(null, params);\n\n var options = contract._options || {};\n options.to = address;\n options.data = signature + parsed;\n \n var isTransact = contract._isTransact === true || (contract._isTransact !== false && !method.constant);\n var collapse = options.collapse !== false;\n \n // reset\n contract._options = {};\n contract._isTransact = null;\n\n if (isTransact) {\n // it's used byt natspec.js\n // TODO: figure out better way to solve this\n web3._currentContractAbi = desc;\n web3._currentContractAddress = address;\n web3._currentContractMethodName = method.name;\n web3._currentContractMethodParams = params;\n\n // transactions do not have any output, cause we do not know, when they will be processed\n web3.eth.transact(options);\n return;\n }\n \n var output = web3.eth.call(options);\n var ret = outputParser[displayName][typeName](output);\n if (collapse)\n {\n if (ret.length === 1)\n ret = ret[0];\n else if (ret.length === 0)\n ret = null;\n }\n return ret;\n };\n\n if (contract[displayName] === undefined) {\n contract[displayName] = impl;\n }\n\n contract[displayName][typeName] = impl;\n });\n};\n\nvar addEventRelatedPropertiesToContract = function (contract, desc, address) {\n contract.address = address;\n \n Object.defineProperty(contract, 'topics', {\n get: function() {\n return abi.filterEvents(desc).map(function (e) {\n return abi.methodSignature(e.name);\n });\n }\n });\n\n};\n\nvar addEventsToContract = function (contract, desc, address) {\n // create contract events\n abi.filterEvents(desc).forEach(function (e) {\n\n var impl = function () {\n var params = Array.prototype.slice.call(arguments);\n var signature = abi.methodSignature(e.name);\n var event = eventImpl(address, signature);\n var o = event.apply(null, params);\n return web3.eth.watch(o); \n };\n\n impl.address = address;\n\n Object.defineProperty(impl, 'topics', {\n get: function() {\n return [abi.methodSignature(e.name)];\n }\n });\n \n // TODO: rename these methods, cause they are used not only for methods\n var displayName = abi.methodDisplayName(e.name);\n var typeName = abi.methodTypeName(e.name);\n\n if (contract[displayName] === undefined) {\n contract[displayName] = impl;\n }\n\n contract[displayName][typeName] = impl;\n\n });\n};\n\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'); // myMethod call (implicit, default)\n * myContract.call().myMethod('this is test string param for call'); // myMethod call (explicit)\n * myContract.transact().myMethod('this is test string param for 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 */\n\nvar contract = function (address, desc) {\n\n // workaround for invalid assumption that method.name is the full anonymous prototype of the method.\n // it's not. it's just the name. the rest of the code assumes it's actually the anonymous\n // prototype, so we make it so as a workaround.\n // TODO: we may not want to modify input params, maybe use copy instead?\n desc.forEach(function (method) {\n if (method.name.indexOf('(') === -1) {\n var displayName = method.name;\n var typeName = method.inputs.map(function(i){return i.type; }).join();\n method.name = displayName + '(' + typeName + ')';\n }\n });\n\n var result = {};\n addFunctionRelatedPropertiesToContract(result);\n addFunctionsToContract(result, desc, address);\n addEventRelatedPropertiesToContract(result, desc, address);\n addEventsToContract(result, desc, address);\n\n return result;\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 .\n*/\n/** @file event.js\n * @authors:\n * Marek Kotewicz \n * @date 2014\n */\n\nvar implementationOfEvent = function (address, signature) {\n \n return function (options) {\n var o = options || {};\n o.address = o.address || address;\n o.topics = o.topics || [];\n o.topics.push(signature);\n return o;\n };\n};\n\nmodule.exports = implementationOfEvent;\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 .\n*/\n/** @file filter.js\n * @authors:\n * Jeffrey Wilcke \n * Marek Kotewicz \n * Marian Oancea \n * Gav Wood \n * @date 2014\n */\n\nvar web3 = require('./web3'); // jshint ignore:line\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 if (typeof options !== \"string\") {\n // evaluate lazy properties\n options = {\n to: options.to,\n topics: options.topics,\n earliest: options.earliest,\n latest: options.latest,\n max: options.max,\n skip: options.skip,\n address: options.address\n };\n }\n\n this.id = impl.newFilter(options);\n web3.provider.startPolling({call: impl.changed, args: [this.id]}, this.id, this.trigger.bind(this));\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 this.callbacks.push(callback);\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 for (var j = 0; j < messages.length; j++) {\n this.callbacks[i].call(this, messages[j]);\n }\n }\n};\n\n/// should be called to uninstall current filter\nFilter.prototype.uninstall = function() {\n this.impl.uninstallFilter(this.id);\n web3.provider.stopPolling(this.id);\n};\n\n/// should be called to manually trigger getting latest messages from the client\nFilter.prototype.messages = function() {\n return this.impl.getMessages(this.id);\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 .\n*/\n/** @file httpsync.js\n * @authors:\n * Marek Kotewicz \n * Marian Oancea \n * @date 2014\n */\n\nif (\"build\" !== 'build') {/*\n var XMLHttpRequest = require('xmlhttprequest').XMLHttpRequest; // jshint ignore:line\n*/}\n\nvar HttpSyncProvider = function (host) {\n this.handlers = [];\n this.host = host || 'http://localhost:8080';\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\nHttpSyncProvider.prototype.send = function (payload) {\n var data = formatJsonRpcObject(payload);\n \n var request = new XMLHttpRequest();\n request.open('POST', this.host, false);\n request.send(JSON.stringify(data));\n \n // check request.status\n return request.responseText;\n};\n\nmodule.exports = HttpSyncProvider;\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 .\n*/\n/** @file providermanager.js\n * @authors:\n * Jeffrey Wilcke \n * Marek Kotewicz \n * Marian Oancea \n * Gav Wood \n * @date 2014\n */\n\nvar web3 = require('./web3'); // jshint ignore:line\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.polls = [];\n this.provider = undefined;\n this.id = 1;\n\n var self = this;\n var poll = function () {\n if (self.provider) {\n self.polls.forEach(function (data) {\n data.data._id = self.id;\n self.id++;\n var result = self.provider.send(data.data);\n \n result = JSON.parse(result);\n \n // dont call the callback if result is not an array, or empty one\n if (result.error || !(result.result instanceof Array) || result.result.length === 0) {\n return;\n }\n\n data.callback(result.result);\n });\n }\n setTimeout(poll, 1000);\n };\n poll();\n};\n\n/// sends outgoing requests\nProviderManager.prototype.send = function(data) {\n\n data.args = data.args || [];\n data._id = this.id++;\n\n if (this.provider === undefined) {\n console.error('provider is not set');\n return null; \n }\n\n //TODO: handle error here? \n var result = this.provider.send(data);\n result = JSON.parse(result);\n return result.result;\n};\n\n/// setups provider, which will be used for sending messages\nProviderManager.prototype.set = function(provider) {\n this.provider = provider;\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, callback) {\n this.polls.push({data: data, id: pollId, callback: callback});\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 .\n*/\n/** @file providermanager.js\n * @authors:\n * Jeffrey Wilcke \n * Marek Kotewicz \n * Marian Oancea \n * Gav Wood \n * @date 2014\n */\n\nvar web3 = require('./web3'); // jshint ignore:line\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.polls = [];\n this.provider = undefined;\n this.id = 1;\n\n var self = this;\n var poll = function () {\n if (self.provider) {\n self.polls.forEach(function (data) {\n data.data._id = self.id;\n self.id++;\n var result = self.provider.send(data.data);\n \n result = JSON.parse(result);\n \n // dont call the callback if result is not an array, or empty one\n if (result.error || !(result.result instanceof Array) || result.result.length === 0) {\n return;\n }\n\n data.callback(result.result);\n });\n }\n setTimeout(poll, 1000);\n };\n poll();\n};\n\n/// sends outgoing requests\nProviderManager.prototype.send = function(data) {\n\n data.args = data.args || [];\n data._id = this.id++;\n\n if (this.provider === undefined) {\n console.error('provider is not set');\n return null; \n }\n\n //TODO: handle error here? \n var result = this.provider.send(data);\n result = JSON.parse(result);\n\n if (result.error) {\n console.log(result.error);\n return null;\n }\n\n return result.result;\n};\n\n/// setups provider, which will be used for sending messages\nProviderManager.prototype.set = function(provider) {\n this.provider = provider;\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, callback) {\n this.polls.push({data: data, id: pollId, callback: callback});\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 .\n*/\n/** @file qtsync.js\n * @authors:\n * Marek Kotewicz \n * Marian Oancea \n * @date 2014\n */\n\nvar QtSyncProvider = function () {\n};\n\nQtSyncProvider.prototype.send = function (payload) {\n return navigator.qt.callMethod(JSON.stringify(payload));\n};\n\nmodule.exports = QtSyncProvider;\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 .\n*/\n/** @file web3.js\n * @authors:\n * Jeffrey Wilcke \n * Marek Kotewicz \n * Marian Oancea \n * Gav Wood \n * @date 2014\n */\n\nif (\"build\" !== 'build') {/*\n var BigNumber = require('bignumber.js');\n*/}\n\nvar ETH_UNITS = [ \n 'wei', \n 'Kwei', \n 'Mwei', \n 'Gwei', \n 'szabo', \n 'finney', \n 'ether', \n 'grand', \n 'Mether', \n 'Gether', \n 'Tether', \n 'Pether', \n 'Eether', \n 'Zether', \n 'Yether', \n 'Nether', \n 'Dether', \n 'Vether', \n 'Uether' \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: 'flush', call: 'eth_flush' },\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: 'getMessages', 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 var args = Array.prototype.slice.call(arguments);\n var call = typeof method.call === 'function' ? method.call(args) : method.call;\n return web3.provider.send({\n call: call,\n args: args\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 web3.provider.send({\n call: property.getter\n });\n };\n\n if (property.setter) {\n proto.set = function (val) {\n return web3.provider.send({\n call: property.setter,\n args: [val]\n });\n };\n }\n Object.defineProperty(obj, property.name, proto);\n });\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 (new BigNumber(val.substring(2), 16).toString(10));\n },\n\n /// @returns hex representation (prefixed by 0x) of decimal value\n fromDecimal: function (val) {\n return \"0x\" + (new BigNumber(val).toString(16));\n },\n\n /// used to transform value/string to eth string\n /// TODO: use BigNumber.js to parse int\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 = ETH_UNITS;\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 contractFromAbi: function (abi) {\n return function(addr) {\n // Default to address of Config. TODO: rremove prior to genesis.\n addr = addr || '0xc6d9d2cd449a754c494264e1809c50e34d64562b';\n var ret = web3.eth.contract(addr, abi);\n ret.address = addr;\n return ret;\n };\n },\n watch: function (params) {\n return new web3.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 web3.filter(params, shhWatch);\n }\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.setProvider = function(provider) {\n //provider.onmessage = messageHandler; // there will be no async calls, to remove\n web3.provider.set(provider);\n};\n\nmodule.exports = web3;\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 .\n*/\n/** @file web3.js\n * @authors:\n * Jeffrey Wilcke \n * Marek Kotewicz \n * Marian Oancea \n * Gav Wood \n * @date 2014\n */\n\nif (\"build\" !== 'build') {/*\n var BigNumber = require('bignumber.js');\n*/}\n\nvar ETH_UNITS = [ \n 'wei', \n 'Kwei', \n 'Mwei', \n 'Gwei', \n 'szabo', \n 'finney', \n 'ether', \n 'grand', \n 'Mether', \n 'Gether', \n 'Tether', \n 'Pether', \n 'Eether', \n 'Zether', \n 'Yether', \n 'Nether', \n 'Dether', \n 'Vether', \n 'Uether' \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: 'flush', call: 'eth_flush' },\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: '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: 'getMessages', 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 var args = Array.prototype.slice.call(arguments);\n var call = typeof method.call === 'function' ? method.call(args) : method.call;\n return web3.provider.send({\n call: call,\n args: args\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 web3.provider.send({\n call: property.getter\n });\n };\n\n if (property.setter) {\n proto.set = function (val) {\n return web3.provider.send({\n call: property.setter,\n args: [val]\n });\n };\n }\n Object.defineProperty(obj, property.name, proto);\n });\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 // remove 0x and place 0, if it's required\n val = val.length > 2 ? val.substring(2) : \"0\";\n return (new BigNumber(val, 16).toString(10));\n },\n\n /// @returns hex representation (prefixed by 0x) of decimal value\n fromDecimal: function (val) {\n return \"0x\" + (new BigNumber(val).toString(16));\n },\n\n /// used to transform value/string to eth string\n /// TODO: use BigNumber.js to parse int\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 = ETH_UNITS;\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 contractFromAbi: function (abi) {\n return function(addr) {\n // Default to address of Config. TODO: rremove prior to genesis.\n addr = addr || '0xc6d9d2cd449a754c494264e1809c50e34d64562b';\n var ret = web3.eth.contract(addr, abi);\n ret.address = addr;\n return ret;\n };\n },\n watch: function (params) {\n return new web3.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 web3.filter(params, shhWatch);\n }\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.setProvider = function(provider) {\n //provider.onmessage = messageHandler; // there will be no async calls, to remove\n web3.provider.set(provider);\n};\n\nmodule.exports = web3;\n\n", "var web3 = require('./lib/web3');\nvar ProviderManager = require('./lib/providermanager');\nweb3.provider = new ProviderManager();\nweb3.filter = require('./lib/filter');\nweb3.providers.HttpSyncProvider = require('./lib/httpsync');\nweb3.providers.QtSyncProvider = require('./lib/qtsync');\nweb3.eth.contract = require('./lib/contract');\nweb3.abi = require('./lib/abi');\n\n\nmodule.exports = web3;\n" ] } \ No newline at end of file diff --git a/dist/ethereum.min.js b/dist/ethereum.min.js index 53f39e1a7..23e474fe2 100644 --- a/dist/ethereum.min.js +++ b/dist/ethereum.min.js @@ -1 +1 @@ -require=function t(e,n,r){function i(a,f){if(!n[a]){if(!e[a]){var u="function"==typeof require&&require;if(!f&&u)return u(a,!0);if(o)return o(a,!0);var s=new Error("Cannot find module '"+a+"'");throw s.code="MODULE_NOT_FOUND",s}var c=n[a]={exports:{}};e[a][0].call(c.exports,function(t){var n=e[a][1][t];return i(n?n:t)},c,c.exports,t,e,n,r)}return n[a].exports}for(var o="function"==typeof require&&require,a=0;ad;d++)p.push(u(n.slice(0,a))),n=n.slice(a);i.push(p)}else s("string")(o.outputs[e].type)?(c=c.slice(a),i.push(u(n.slice(0,a))),n=n.slice(a)):(i.push(u(n.slice(0,a))),n=n.slice(a))}),i},D=function(t){var e=t.indexOf("(");return-1!==e?t.substr(0,e):t},M=function(t){var e=t.indexOf("(");return-1!==e?t.substr(e+1,t.length-1-(e+1)):""},q=function(t){var e={};return t.forEach(function(n){var r=D(n.name),i=M(n.name),o=function(){var e=Array.prototype.slice.call(arguments);return y(t,n.name,e)};void 0===e[r]&&(e[r]=o),e[r][i]=o}),e},C=function(t){var e={};return t.forEach(function(n){var r=D(n.name),i=M(n.name),o=function(e){return T(t,n.name,e)};void 0===e[r]&&(e[r]=o),e[r][i]=o}),e},I=function(t){return n.sha3(n.fromAscii(t)).slice(0,2+2*i)};e.exports={inputParser:q,outputParser:C,methodSignature:I,methodDisplayName:D,methodTypeName:M,getMethodWithName:f}},{"./web3":7}],2:[function(t,e){var n=t("./web3"),r=t("./abi"),i=function(t,e){e.forEach(function(t){if(-1===t.name.indexOf("(")){var e=t.name,n=t.inputs.map(function(t){return t.type}).join();t.name=e+"("+n+")"}});var i=r.inputParser(e),o=r.outputParser(e),a={};return a.call=function(t){return a._isTransact=!1,a._options=t,a},a.transact=function(t){return a._isTransact=!0,a._options=t,a},a._options={},["gas","gasPrice","value","from"].forEach(function(t){a[t]=function(e){return a._options[t]=e,a}}),e.forEach(function(f){var u=r.methodDisplayName(f.name),s=r.methodTypeName(f.name),c=function(){var c=Array.prototype.slice.call(arguments),l=r.methodSignature(f.name),h=i[u][s].apply(null,c),p=a._options||{};p.to=t,p.data=l+h;var d=a._isTransact===!0||a._isTransact!==!1&&!f.constant,m=p.collapse!==!1;if(a._options={},a._isTransact=null,d)return n._currentContractAbi=e,n._currentContractAddress=t,void n.eth.transact(p);var g=n.eth.call(p),v=o[u][s](g);return m&&(1===v.length?v=v[0]:0===v.length&&(v=null)),v};void 0===a[u]&&(a[u]=c),a[u][s]=c}),a};e.exports=i},{"./abi":1,"./web3":7}],3:[function(t,e){var n=t("./web3"),r=function(t,e){this.impl=e,this.callbacks=[],this.id=e.newFilter(t),n.provider.startPolling({call:e.changed,args:[this.id]},this.id,this.trigger.bind(this))};r.prototype.arrived=function(t){this.changed(t)},r.prototype.changed=function(t){this.callbacks.push(t)},r.prototype.trigger=function(t){for(var e=0;en;n++)this.callbacks[e].call(this,t[n])},r.prototype.uninstall=function(){this.impl.uninstallFilter(this.id),n.provider.stopPolling(this.id)},r.prototype.messages=function(){return this.impl.getMessages(this.id)},r.prototype.logs=function(){return this.messages()},e.exports=r},{"./web3":7}],4:[function(t,e){function n(t){return{jsonrpc:"2.0",method:t.call,params:t.args,id:t._id}}var r=function(t){this.handlers=[],this.host=t||"http://localhost:8080"};r.prototype.send=function(t){var e=n(t),r=new XMLHttpRequest;return r.open("POST",this.host,!1),r.send(JSON.stringify(e)),r.responseText},e.exports=r},{}],5:[function(t,e){var n=(t("./web3"),function(){this.polls=[],this.provider=void 0,this.id=1;var t=this,e=function(){t.provider&&t.polls.forEach(function(e){e.data._id=t.id,t.id++;var n=t.provider.send(e.data);n=JSON.parse(n),!n.error&&n.result instanceof Array&&0!==n.result.length&&e.callback(n.result)}),setTimeout(e,1e3)};e()});n.prototype.send=function(t){if(t.args=t.args||[],t._id=this.id++,void 0===this.provider)return console.error("provider is not set"),null;var e=this.provider.send(t);return e=JSON.parse(e),e.result},n.prototype.set=function(t){this.provider=t},n.prototype.startPolling=function(t,e,n){this.polls.push({data:t,id:e,callback:n})},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},{"./web3":7}],6:[function(t,e){var n=function(){};n.prototype.send=function(t){return navigator.qt.callMethod(JSON.stringify(t))},e.exports=n},{}],7:[function(t,e){var n=["wei","Kwei","Mwei","Gwei","szabo","finney","ether","grand","Mether","Gether","Tether","Pether","Eether","Zether","Yether","Nether","Dether","Vether","Uether"],r=function(){return[{name:"sha3",call:"web3_sha3"}]},i=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:"flush",call:"eth_flush"},{name:"lll",call:"eth_lll"},{name:"solidity",call:"eth_solidity"},{name:"serpent",call:"eth_serpent"},{name:"logs",call:"eth_logs"}];return r},o=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"}]},a=function(){return[{name:"put",call:"db_put"},{name:"get",call:"db_get"},{name:"putString",call:"db_putString"},{name:"getString",call:"db_getString"}]},f=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"}]},u=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"}]},s=function(){return[{name:"newFilter",call:"shh_newFilter"},{name:"uninstallFilter",call:"shh_uninstallFilter"},{name:"getMessages",call:"shh_getMessages"}]},c=function(t,e){e.forEach(function(e){t[e.name]=function(){var t=Array.prototype.slice.call(arguments),n="function"==typeof e.call?e.call(t):e.call;return h.provider.send({call:n,args:t})}})},l=function(t,e){e.forEach(function(e){var n={};n.get=function(){return h.provider.send({call:e.getter})},e.setter&&(n.set=function(t){return h.provider.send({call:e.setter,args:[t]})}),Object.defineProperty(t,e.name,n)})},h={_callbacks:{},_events:{},providers:{},toHex:function(t){for(var e="",n=0;nn;n+=2){var i=parseInt(t.substr(n,2),16);if(0===i)break;e+=String.fromCharCode(i)}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 new BigNumber(t.substring(2),16).toString(10)},fromDecimal:function(t){return"0x"+new BigNumber(t).toString(16)},toEth:function(t){for(var e="string"==typeof t?0===t.indexOf("0x")?parseInt(t.substr(2),16):parseInt(t):t,r=0,i=n;e>3e3&&rd;d++)p.push(s(n.slice(0,a))),n=n.slice(a);i.push(p)}else l("string")(o.outputs[e].type)?(f=f.slice(a),i.push(s(n.slice(0,a))),n=n.slice(a)):(i.push(s(n.slice(0,a))),n=n.slice(a))}),i},C=function(t){var e=t.indexOf("(");return-1!==e?t.substr(0,e):t},q=function(t){var e=t.indexOf("(");return-1!==e?t.substr(e+1,t.length-1-(e+1)):""},I=function(t){var e={};return s(t).forEach(function(n){var r=C(n.name),i=q(n.name),o=function(){var e=Array.prototype.slice.call(arguments);return w(t,n.name,e)};void 0===e[r]&&(e[r]=o),e[r][i]=o}),e},G=function(t){var e={};return s(t).forEach(function(n){var r=C(n.name),i=q(n.name),o=function(e){return D(t,n.name,e)};void 0===e[r]&&(e[r]=o),e[r][i]=o}),e},H=function(t){return n.sha3(n.fromAscii(t)).slice(0,2+2*i)};e.exports={inputParser:I,outputParser:G,methodSignature:H,methodDisplayName:C,methodTypeName:q,getMethodWithName:u,filterFunctions:s,filterEvents:f}},{"./web3":8}],2:[function(t,e){var n=t("./web3"),r=t("./abi"),i=t("./event"),o=function(t){t.call=function(e){return t._isTransact=!1,t._options=e,t},t.transact=function(e){return t._isTransact=!0,t._options=e,t},t._options={},["gas","gasPrice","value","from"].forEach(function(e){t[e]=function(n){return t._options[e]=n,t}})},a=function(t,e,i){var o=r.inputParser(e),a=r.outputParser(e);r.filterFunctions(e).forEach(function(u){var s=r.methodDisplayName(u.name),f=r.methodTypeName(u.name),c=function(){var c=Array.prototype.slice.call(arguments),l=r.methodSignature(u.name),p=o[s][f].apply(null,c),h=t._options||{};h.to=i,h.data=l+p;var d=t._isTransact===!0||t._isTransact!==!1&&!u.constant,m=h.collapse!==!1;if(t._options={},t._isTransact=null,d)return n._currentContractAbi=e,n._currentContractAddress=i,n._currentContractMethodName=u.name,n._currentContractMethodParams=c,void n.eth.transact(h);var g=n.eth.call(h),v=a[s][f](g);return m&&(1===v.length?v=v[0]:0===v.length&&(v=null)),v};void 0===t[s]&&(t[s]=c),t[s][f]=c})},u=function(t,e,n){t.address=n,Object.defineProperty(t,"topics",{get:function(){return r.filterEvents(e).map(function(t){return r.methodSignature(t.name)})}})},s=function(t,e,o){r.filterEvents(e).forEach(function(e){var a=function(){var t=Array.prototype.slice.call(arguments),a=r.methodSignature(e.name),u=i(o,a),s=u.apply(null,t);return n.eth.watch(s)};a.address=o,Object.defineProperty(a,"topics",{get:function(){return[r.methodSignature(e.name)]}});var u=r.methodDisplayName(e.name),s=r.methodTypeName(e.name);void 0===t[u]&&(t[u]=a),t[u][s]=a})},f=function(t,e){e.forEach(function(t){if(-1===t.name.indexOf("(")){var e=t.name,n=t.inputs.map(function(t){return t.type}).join();t.name=e+"("+n+")"}});var n={};return o(n),a(n,e,t),u(n,e,t),s(n,e,t),n};e.exports=f},{"./abi":1,"./event":3,"./web3":8}],3:[function(t,e){var n=function(t,e){return function(n){var r=n||{};return r.address=r.address||t,r.topics=r.topics||[],r.topics.push(e),r}};e.exports=n},{}],4:[function(t,e){var n=t("./web3"),r=function(t,e){this.impl=e,this.callbacks=[],"string"!=typeof t&&(t={to:t.to,topics:t.topics,earliest:t.earliest,latest:t.latest,max:t.max,skip:t.skip,address:t.address}),this.id=e.newFilter(t),n.provider.startPolling({call:e.changed,args:[this.id]},this.id,this.trigger.bind(this))};r.prototype.arrived=function(t){this.changed(t)},r.prototype.changed=function(t){this.callbacks.push(t)},r.prototype.trigger=function(t){for(var e=0;en;n+=2){var i=parseInt(t.substr(n,2),16);if(0===i)break;e+=String.fromCharCode(i)}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 t=t.length>2?t.substring(2):"0",new BigNumber(t,16).toString(10)},fromDecimal:function(t){return"0x"+new BigNumber(t).toString(16)},toEth:function(t){for(var e="string"==typeof t?0===t.indexOf("0x")?parseInt(t.substr(2),16):parseInt(t):t,r=0,i=n;e>3e3&&r + + + + + + + + +
+ +
+
+ +
+
+ +
+ + diff --git a/example/natspec_contract.html b/example/natspec_contract.html index 40561a27c..212e582dc 100644 --- a/example/natspec_contract.html +++ b/example/natspec_contract.html @@ -21,6 +21,7 @@ // contract description, this will be autogenerated somehow var desc = [{ "name": "multiply(uint256)", + "type": "function", "inputs": [ { "name": "a", diff --git a/lib/abi.js b/lib/abi.js index 0989f4e15..a0c862593 100644 --- a/lib/abi.js +++ b/lib/abi.js @@ -65,6 +65,22 @@ var getMethodWithName = function (json, methodName) { return json[index]; }; +/// Filters all function from input abi +/// @returns abi array with filtered objects of type 'function' +var filterFunctions = function (json) { + return json.filter(function (current) { + return current.type === 'function'; + }); +}; + +/// Filters all events form input abi +/// @returns abi array with filtered objects of type 'event' +var filterEvents = function (json) { + return json.filter(function (current) { + return current.type === 'event'; + }); +}; + /// @param string string to be padded /// @param number of characters that result string should have /// @param sign, by default 0 @@ -211,6 +227,7 @@ var signedIsNegative = function (value) { /// Formats input right-aligned input bytes to int /// @returns right-aligned input bytes formatted to int var formatOutputInt = function (value) { + value = value || "0"; // check if it's negative number // it it is, return two's complement if (signedIsNegative(value)) { @@ -222,6 +239,7 @@ var formatOutputInt = function (value) { /// Formats big right-aligned input bytes to uint /// @returns right-aligned input bytes formatted to uint var formatOutputUInt = function (value) { + value = value || "0"; return new BigNumber(value, 16); }; @@ -349,7 +367,7 @@ var methodTypeName = function (method) { /// @returns input parser object for given json abi var inputParser = function (json) { var parser = {}; - json.forEach(function (method) { + filterFunctions(json).forEach(function (method) { var displayName = methodDisplayName(method.name); var typeName = methodTypeName(method.name); @@ -372,7 +390,7 @@ var inputParser = function (json) { /// @returns output parser for given json abi var outputParser = function (json) { var parser = {}; - json.forEach(function (method) { + filterFunctions(json).forEach(function (method) { var displayName = methodDisplayName(method.name); var typeName = methodTypeName(method.name); @@ -403,6 +421,8 @@ module.exports = { methodSignature: methodSignature, methodDisplayName: methodDisplayName, methodTypeName: methodTypeName, - getMethodWithName: getMethodWithName + getMethodWithName: getMethodWithName, + filterFunctions: filterFunctions, + filterEvents: filterEvents }; diff --git a/lib/contract.js b/lib/contract.js index 65115a211..0bf3ee471 100644 --- a/lib/contract.js +++ b/lib/contract.js @@ -20,71 +20,40 @@ * @date 2014 */ -var web3 = require('./web3'); // jshint ignore:line +var web3 = require('./web3'); var abi = require('./abi'); - -/** - * This method should be called when we want to call / transact some solidity method from javascript - * it returns an object which has same methods available as solidity contract description - * usage example: - * - * var abi = [{ - * name: 'myMethod', - * inputs: [{ name: 'a', type: 'string' }], - * outputs: [{name: 'd', type: 'string' }] - * }]; // contract abi - * - * var myContract = web3.eth.contract('0x0123123121', abi); // creation of contract object - * - * myContract.myMethod('this is test string param for call'); // myMethod call (implicit, default) - * myContract.call().myMethod('this is test string param for call'); // myMethod call (explicit) - * myContract.transact().myMethod('this is test string param for transact'); // myMethod transact - * - * @param address - address of the contract, which should be called - * @param desc - abi json description of the contract, which is being created - * @returns contract object - */ - -var contract = function (address, desc) { - - desc.forEach(function (method) { - // workaround for invalid assumption that method.name is the full anonymous prototype of the method. - // it's not. it's just the name. the rest of the code assumes it's actually the anonymous - // prototype, so we make it so as a workaround. - if (method.name.indexOf('(') === -1) { - var displayName = method.name; - var typeName = method.inputs.map(function(i){return i.type; }).join(); - method.name = displayName + '(' + typeName + ')'; - } - }); - - var inputParser = abi.inputParser(desc); - var outputParser = abi.outputParser(desc); - - var result = {}; - - result.call = function (options) { - result._isTransact = false; - result._options = options; - return result; +var eventImpl = require('./event'); + +var addFunctionRelatedPropertiesToContract = function (contract) { + + contract.call = function (options) { + contract._isTransact = false; + contract._options = options; + return contract; }; - result.transact = function (options) { - result._isTransact = true; - result._options = options; - return result; + contract.transact = function (options) { + contract._isTransact = true; + contract._options = options; + return contract; }; - result._options = {}; + contract._options = {}; ['gas', 'gasPrice', 'value', 'from'].forEach(function(p) { - result[p] = function (v) { - result._options[p] = v; - return result; + contract[p] = function (v) { + contract._options[p] = v; + return contract; }; }); +}; - desc.forEach(function (method) { +var addFunctionsToContract = function (contract, desc, address) { + var inputParser = abi.inputParser(desc); + var outputParser = abi.outputParser(desc); + + // create contract functions + abi.filterFunctions(desc).forEach(function (method) { var displayName = abi.methodDisplayName(method.name); var typeName = abi.methodTypeName(method.name); @@ -94,16 +63,16 @@ var contract = function (address, desc) { var signature = abi.methodSignature(method.name); var parsed = inputParser[displayName][typeName].apply(null, params); - var options = result._options || {}; + var options = contract._options || {}; options.to = address; options.data = signature + parsed; - var isTransact = result._isTransact === true || (result._isTransact !== false && !method.constant); + var isTransact = contract._isTransact === true || (contract._isTransact !== false && !method.constant); var collapse = options.collapse !== false; // reset - result._options = {}; - result._isTransact = null; + contract._options = {}; + contract._isTransact = null; if (isTransact) { // it's used byt natspec.js @@ -111,6 +80,7 @@ var contract = function (address, desc) { web3._currentContractAbi = desc; web3._currentContractAddress = address; web3._currentContractMethodName = method.name; + web3._currentContractMethodParams = params; // transactions do not have any output, cause we do not know, when they will be processed web3.eth.transact(options); @@ -129,14 +99,103 @@ var contract = function (address, desc) { return ret; }; - if (result[displayName] === undefined) { - result[displayName] = impl; + if (contract[displayName] === undefined) { + contract[displayName] = impl; + } + + contract[displayName][typeName] = impl; + }); +}; + +var addEventRelatedPropertiesToContract = function (contract, desc, address) { + contract.address = address; + + Object.defineProperty(contract, 'topics', { + get: function() { + return abi.filterEvents(desc).map(function (e) { + return abi.methodSignature(e.name); + }); + } + }); + +}; + +var addEventsToContract = function (contract, desc, address) { + // create contract events + abi.filterEvents(desc).forEach(function (e) { + + var impl = function () { + var params = Array.prototype.slice.call(arguments); + var signature = abi.methodSignature(e.name); + var event = eventImpl(address, signature); + var o = event.apply(null, params); + return web3.eth.watch(o); + }; + + impl.address = address; + + Object.defineProperty(impl, 'topics', { + get: function() { + return [abi.methodSignature(e.name)]; + } + }); + + // TODO: rename these methods, cause they are used not only for methods + var displayName = abi.methodDisplayName(e.name); + var typeName = abi.methodTypeName(e.name); + + if (contract[displayName] === undefined) { + contract[displayName] = impl; } - result[displayName][typeName] = impl; + contract[displayName][typeName] = impl; + + }); +}; + + +/** + * This method should be called when we want to call / transact some solidity method from javascript + * it returns an object which has same methods available as solidity contract description + * usage example: + * + * var abi = [{ + * name: 'myMethod', + * inputs: [{ name: 'a', type: 'string' }], + * outputs: [{name: 'd', type: 'string' }] + * }]; // contract abi + * + * var myContract = web3.eth.contract('0x0123123121', abi); // creation of contract object + * + * myContract.myMethod('this is test string param for call'); // myMethod call (implicit, default) + * myContract.call().myMethod('this is test string param for call'); // myMethod call (explicit) + * myContract.transact().myMethod('this is test string param for transact'); // myMethod transact + * + * @param address - address of the contract, which should be called + * @param desc - abi json description of the contract, which is being created + * @returns contract object + */ + +var contract = function (address, desc) { + // workaround for invalid assumption that method.name is the full anonymous prototype of the method. + // it's not. it's just the name. the rest of the code assumes it's actually the anonymous + // prototype, so we make it so as a workaround. + // TODO: we may not want to modify input params, maybe use copy instead? + desc.forEach(function (method) { + if (method.name.indexOf('(') === -1) { + var displayName = method.name; + var typeName = method.inputs.map(function(i){return i.type; }).join(); + method.name = displayName + '(' + typeName + ')'; + } }); + var result = {}; + addFunctionRelatedPropertiesToContract(result); + addFunctionsToContract(result, desc, address); + addEventRelatedPropertiesToContract(result, desc, address); + addEventsToContract(result, desc, address); + return result; }; diff --git a/lib/event.js b/lib/event.js new file mode 100644 index 000000000..ae2195381 --- /dev/null +++ b/lib/event.js @@ -0,0 +1,35 @@ +/* + 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 . +*/ +/** @file event.js + * @authors: + * Marek Kotewicz + * @date 2014 + */ + +var implementationOfEvent = function (address, signature) { + + return function (options) { + var o = options || {}; + o.address = o.address || address; + o.topics = o.topics || []; + o.topics.push(signature); + return o; + }; +}; + +module.exports = implementationOfEvent; + diff --git a/lib/filter.js b/lib/filter.js index 8c7dc6e33..677b0657c 100644 --- a/lib/filter.js +++ b/lib/filter.js @@ -31,6 +31,19 @@ var Filter = function(options, impl) { this.impl = impl; this.callbacks = []; + if (typeof options !== "string") { + // evaluate lazy properties + options = { + to: options.to, + topics: options.topics, + earliest: options.earliest, + latest: options.latest, + max: options.max, + skip: options.skip, + address: options.address + }; + } + this.id = impl.newFilter(options); web3.provider.startPolling({call: impl.changed, args: [this.id]}, this.id, this.trigger.bind(this)); }; @@ -48,7 +61,7 @@ Filter.prototype.changed = function(callback) { /// trigger calling new message from people Filter.prototype.trigger = function(messages) { for (var i = 0; i < this.callbacks.length; i++) { - for (var j = 0; j < messages; j++) { + for (var j = 0; j < messages.length; j++) { this.callbacks[i].call(this, messages[j]); } } diff --git a/lib/providermanager.js b/lib/providermanager.js index 1a550e5f4..25cd14288 100644 --- a/lib/providermanager.js +++ b/lib/providermanager.js @@ -76,6 +76,12 @@ ProviderManager.prototype.send = function(data) { //TODO: handle error here? var result = this.provider.send(data); result = JSON.parse(result); + + if (result.error) { + console.log(result.error); + return null; + } + return result.result; }; diff --git a/lib/web3.js b/lib/web3.js index 7cf624c9c..7b8bbd28a 100644 --- a/lib/web3.js +++ b/lib/web3.js @@ -98,7 +98,6 @@ var ethProperties = function () { { name: 'listening', getter: 'eth_listening', setter: 'eth_setListening' }, { name: 'mining', getter: 'eth_mining', setter: 'eth_setMining' }, { name: 'gasPrice', getter: 'eth_gasPrice' }, - { name: 'account', getter: 'eth_account' }, { name: 'accounts', getter: 'eth_accounts' }, { name: 'peerCount', getter: 'eth_peerCount' }, { name: 'defaultBlock', getter: 'eth_defaultBlock', setter: 'eth_setDefaultBlock' }, @@ -233,7 +232,9 @@ var web3 = { /// @returns decimal representaton of hex value prefixed by 0x toDecimal: function (val) { - return (new BigNumber(val.substring(2), 16).toString(10)); + // remove 0x and place 0, if it's required + val = val.length > 2 ? val.substring(2) : "0"; + return (new BigNumber(val, 16).toString(10)); }, /// @returns hex representation (prefixed by 0x) of decimal value diff --git a/test/abi.filters.js b/test/abi.filters.js new file mode 100644 index 000000000..42385fd2a --- /dev/null +++ b/test/abi.filters.js @@ -0,0 +1,49 @@ +var assert = require('assert'); +var abi = require('../lib/abi.js'); + +describe('abi', function() { + it('should filter functions and events from input array properly', function () { + + // given + var description = [{ + "name": "test", + "type": "function", + "inputs": [{ + "name": "a", + "type": "uint256" + } + ], + "outputs": [ + { + "name": "d", + "type": "uint256" + } + ], + }, { + "name": "test2", + "type": "event", + "inputs": [{ + "name": "a", + "type": "uint256" + } + ], + "outputs": [ + { + "name": "d", + "type": "uint256" + } + ] + }]; + + // when + var events = abi.filterEvents(description); + var functions = abi.filterFunctions(description); + + // then + assert.equal(events.length, 1); + assert.equal(events[0].name, 'test2'); + assert.equal(functions.length, 1); + assert.equal(functions[0].name, 'test'); + + }); +}); diff --git a/test/abi.parsers.js b/test/abi.parsers.js index 19fa1d4cf..12bccf5a5 100644 --- a/test/abi.parsers.js +++ b/test/abi.parsers.js @@ -5,6 +5,7 @@ var clone = function (object) { return JSON.parse(JSON.stringify(object)); }; var description = [{ "name": "test", + "type": "function", "inputs": [{ "name": "a", "type": "uint256" @@ -339,10 +340,12 @@ describe('abi', function() { // given var d = [{ name: "test", + type: "function", inputs: [{ type: "int" }], outputs: [{ type: "int" }] },{ name: "test2", + type: "function", inputs: [{ type: "string" }], outputs: [{ type: "string" }] }]; @@ -775,10 +778,12 @@ describe('abi', function() { // given var d = [{ name: "test", + type: "function", inputs: [{ type: "int" }], outputs: [{ type: "int" }] },{ name: "test2", + type: "function", inputs: [{ type: "string" }], outputs: [{ type: "string" }] }]; @@ -823,6 +828,38 @@ describe('abi', function() { }); + it('should parse 0x value', function () { + + // given + var d = clone(description); + d[0].outputs = [ + { type: 'int' } + ]; + + // when + var parser = abi.outputParser(d); + + // then + assert.equal(parser.test("0x")[0], 0); + + }); + + it('should parse 0x value', function () { + + // given + var d = clone(description); + d[0].outputs = [ + { type: 'uint' } + ]; + + // when + var parser = abi.outputParser(d); + + // then + assert.equal(parser.test("0x")[0], 0); + + }); + }); }); diff --git a/test/eth.contract.js b/test/eth.contract.js new file mode 100644 index 000000000..1a92ec88f --- /dev/null +++ b/test/eth.contract.js @@ -0,0 +1,201 @@ +var assert = require('assert'); +var contract = require('../lib/contract.js'); + +describe('contract', function() { + it('should create simple contract with one method from abi with explicit type name', function () { + + // given + var description = [{ + "name": "test(uint256)", + "type": "function", + "inputs": [{ + "name": "a", + "type": "uint256" + } + ], + "outputs": [ + { + "name": "d", + "type": "uint256" + } + ] + }]; + + // when + var con = contract(null, description); + + // then + assert.equal('function', typeof con.test); + assert.equal('function', typeof con.test['uint256']); + }); + + it('should create simple contract with one method from abi with implicit type name', function () { + + // given + var description = [{ + "name": "test", + "type": "function", + "inputs": [{ + "name": "a", + "type": "uint256" + } + ], + "outputs": [ + { + "name": "d", + "type": "uint256" + } + ] + }]; + + // when + var con = contract(null, description); + + // then + assert.equal('function', typeof con.test); + assert.equal('function', typeof con.test['uint256']); + }); + + it('should create contract with multiple methods', function () { + + // given + var description = [{ + "name": "test", + "type": "function", + "inputs": [{ + "name": "a", + "type": "uint256" + } + ], + "outputs": [ + { + "name": "d", + "type": "uint256" + } + ], + }, { + "name": "test2", + "type": "function", + "inputs": [{ + "name": "a", + "type": "uint256" + } + ], + "outputs": [ + { + "name": "d", + "type": "uint256" + } + ] + }]; + + // when + var con = contract(null, description); + + // then + assert.equal('function', typeof con.test); + assert.equal('function', typeof con.test['uint256']); + assert.equal('function', typeof con.test2); + assert.equal('function', typeof con.test2['uint256']); + }); + + it('should create contract with overloaded methods', function () { + + // given + var description = [{ + "name": "test", + "type": "function", + "inputs": [{ + "name": "a", + "type": "uint256" + } + ], + "outputs": [ + { + "name": "d", + "type": "uint256" + } + ], + }, { + "name": "test", + "type": "function", + "inputs": [{ + "name": "a", + "type": "string" + } + ], + "outputs": [ + { + "name": "d", + "type": "uint256" + } + ] + }]; + + // when + var con = contract(null, description); + + // then + assert.equal('function', typeof con.test); + assert.equal('function', typeof con.test['uint256']); + assert.equal('function', typeof con.test['string']); + }); + + it('should create contract with no methods', function () { + + // given + var description = [{ + "name": "test(uint256)", + "inputs": [{ + "name": "a", + "type": "uint256" + } + ], + "outputs": [ + { + "name": "d", + "type": "uint256" + } + ] + }]; + + + // when + var con = contract(null, description); + + // then + assert.equal('undefined', typeof con.test); + + }); + + it('should create contract with one event', function () { + + // given + var description = [{ + "name": "test", + "type": "event", + "inputs": [{ + "name": "a", + "type": "uint256" + } + ], + "outputs": [ + { + "name": "d", + "type": "uint256" + } + ] + }]; + + + // when + var con = contract(null, description); + + // then + assert.equal('function', typeof con.test); + assert.equal('function', typeof con.test['uint256']); + + }); + +}); + diff --git a/test/eth.methods.js b/test/eth.methods.js index 002268565..7a031c4c8 100644 --- a/test/eth.methods.js +++ b/test/eth.methods.js @@ -24,7 +24,6 @@ describe('web3', function() { u.propertyExists(web3.eth, 'listening'); u.propertyExists(web3.eth, 'mining'); u.propertyExists(web3.eth, 'gasPrice'); - u.propertyExists(web3.eth, 'account'); u.propertyExists(web3.eth, 'accounts'); u.propertyExists(web3.eth, 'peerCount'); u.propertyExists(web3.eth, 'defaultBlock'); diff --git a/test/event.js b/test/event.js new file mode 100644 index 000000000..781f42e5e --- /dev/null +++ b/test/event.js @@ -0,0 +1,22 @@ +var assert = require('assert'); +var event = require('../lib/event.js'); + +describe('event', function () { + it('should create filter input object from given', function () { + + // given + var address = '0x012345'; + var signature = '0x987654'; + + // when + var impl = event(address, signature); + var result = impl(); + + // then + assert.equal(result.address, address); + assert.equal(result.topics.length, 1); + assert.equal(result.topics[0], signature); + + }); +}); + diff --git a/test/web3.methods.js b/test/web3.methods.js index 1b5792110..d08495dd9 100644 --- a/test/web3.methods.js +++ b/test/web3.methods.js @@ -6,8 +6,5 @@ describe('web3', function() { u.methodExists(web3, 'sha3'); u.methodExists(web3, 'toAscii'); u.methodExists(web3, 'fromAscii'); - u.methodExists(web3, 'toFixed'); - u.methodExists(web3, 'fromFixed'); - u.methodExists(web3, 'offset'); });