This is the Ethereum compatible [JavaScript API](https://github.com/ethereum/wiki/wiki/JavaScript-API)
which implements the [Generic JSON RPC](https://github.com/ethereum/wiki/wiki/Generic-JSON-RPC) spec. It's available on npm as a node module and also for bower and component as an embeddable js
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file abi.js\n * @authors:\n * Marek Kotewicz <marek@ethdev.com>\n * Gav Wood <g@ethdev.com>\n * @date 2014\n */\n\nvar web3 = require('./web3'); \nvar utils = require('./utils');\nvar types = require('./types');\nvar c = require('./const');\nvar f = require('./formatters');\n\nvar displayTypeError = function (type) {\n console.error('parser does not support type: ' + type);\n};\n\n/// This method should be called if we want to check if givent type is an array type\n/// @returns true if it is, otherwise false\nvar arrayType = function (type) {\n return type.slice(-2) === '[]';\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 f.formatInputInt(value.length); \n return \"\";\n};\n\nvar inputTypes = types.inputTypes(); \n\n/// Formats input params to bytes\n/// @param abi contract method inputs\n/// @param array of params that will be formatted to bytes\n/// @returns bytes representation of input params\nvar formatInput = function (inputs, params) {\n var bytes = \"\";\n var padding = c.ETH_PADDING * 2;\n\n /// first we iterate in search for dynamic \n inputs.forEach(function (input, index) {\n bytes += dynamicTypeBytes(input.type, params[index]);\n });\n\n inputs.forEach(function (input, i) {\n var typeMatch = false;\n for (var j = 0; j < inputTypes.length && !typeMatch; j++) {\n typeMatch = inputTypes[j].type(inputs[i].type, params[i]);\n }\n if (!typeMatch) {\n displayTypeError(inputs[i].type);\n }\n\n var formatter = inputTypes[j - 1].format;\n var toAppend = \"\";\n\n if (arrayType(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\nvar dynamicBytesLength = function (type) {\n if (arrayType(type) || type === 'string') // only string itself that is dynamic; stringX is static length.\n return c.ETH_PADDING * 2;\n return 0;\n};\n\nvar outputTypes = types.outputTypes(); \n\n/// Formats output bytes back to param list\n/// @param contract abi method outputs\n/// @param bytes representtion of output \n/// @returns array of output params \nvar formatOutput = function (outs, output) {\n \n output = output.slice(2);\n var result = [];\n var padding = c.ETH_PADDING * 2;\n\n var dynamicPartLength = outs.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 outs.forEach(function (out, i) {\n var typeMatch = false;\n for (var j = 0; j < outputTypes.length && !typeMatch; j++) {\n typeMatch = outputTypes[j].type(outs[i].type);\n }\n\n if (!typeMatch) {\n displayTypeError(outs[i].type);\n }\n\n var formatter = outputTypes[j - 1].format;\n if (arrayType(outs[i].type)) {\n var size = f.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 (types.prefixedType('string')(outs[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/// @param json abi for contract\n/// @returns input parser object for given json abi\n/// TODO: refactor creating the parser, do not double logic from contract\nvar inputParser = function (json) {\n var parser = {};\n json.forEach(function (method) {\n var displayName = utils.extractDisplayName(method.name); \n var typeName = utils.extractTypeName(method.name);\n\n var impl = function () {\n var params = Array.prototype.slice.call(arguments);\n return formatInput(method.inputs, 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 = utils.extractDisplayName(method.name); \n var typeName = utils.extractTypeName(method.name);\n\n var impl = function (output) {\n return formatOutput(method.outputs, 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 function/event name for which we want to get signature\n/// @returns signature of function/event with given name\nvar signatureFromAscii = function (name) {\n return web3.sha3(web3.fromAscii(name)).slice(0, 2 + c.ETH_SIGNATURE_LENGTH * 2);\n};\n\nvar eventSignatureFromAscii = function (name) {\n return web3.sha3(web3.fromAscii(name));\n};\n\nmodule.exports = {\n inputParser: inputParser,\n outputParser: outputParser,\n formatInput: formatInput,\n formatOutput: formatOutput,\n signatureFromAscii: signatureFromAscii,\n eventSignatureFromAscii: eventSignatureFromAscii\n};\n\n",
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file const.js\n * @authors:\n * Marek Kotewicz <marek@ethdev.com>\n * @date 2015\n */\n\n/// required to define ETH_BIGNUMBER_ROUNDING_MODE\nif (\"build\" !== 'build') {/*\n var BigNumber = require('bignumber.js'); // jshint ignore:line\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\nmodule.exports = {\n ETH_PADDING: 32,\n ETH_SIGNATURE_LENGTH: 4,\n ETH_UNITS: ETH_UNITS,\n ETH_BIGNUMBER_ROUNDING_MODE: { ROUNDING_MODE: BigNumber.ROUND_DOWN }\n};\n\n",
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file contract.js\n * @authors:\n * Marek Kotewicz <marek@ethdev.com>\n * @date 2014\n */\n\nvar web3 = require('./web3'); \nvar abi = require('./abi');\nvar utils = require('./utils');\nvar eventImpl = require('./event');\n\nvar exportNatspecGlobals = function (vars) {\n // it's used byt natspec.js\n // TODO: figure out better way to solve this\n web3._currentContractAbi = vars.abi;\n web3._currentContractAddress = vars.address;\n web3._currentContractMethodName = vars.method;\n web3._currentContractMethodParams = vars.params;\n};\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 utils.filterFunctions(desc).forEach(function (method) {\n\n var displayName = utils.extractDisplayName(method.name);\n var typeName = utils.extractTypeName(method.name);\n\n var impl = function () {\n var params = Array.prototype.slice.call(arguments);\n var signature = abi.signatureFromAscii(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 \n exportNatspecGlobals({\n abi: desc,\n address: address,\n method: method.name,\n params: params\n });\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 contract._onWatchEventResult = function (data) {\n var matchingEvent = event.getMatchingEvent(utils.filterEvents(desc));\n var parser = eventImpl.outputParser(matchingEvent);\n return parser(data);\n };\n \n Object.defineProperty(contract, 'topic', {\n get: function() {\n return utils.filterEvents(desc).map(function (e) {\n return abi.eventSignatureFromAscii(e.name);\n });\n }\n });\n\n};\n\nvar addEventsToContract = function (contract, desc, address) {\n // create contract events\n utils.filterEvents(desc).forEach(function (e) {\n\n var impl = function () {\n var params = Array.prototype.slice.call(arguments);\n var signature = abi.eventSignatureFromAscii(e.name);\n var event = eventImpl.inputParser(address, signature, e);\n var o = event.apply(null, params);\n o._onWatchEventResult = function (data) {\n var parser = eventImpl.outputParser(e);\n return parser(data);\n };\n return web3.eth.watch(o); \n };\n \n // this property should be used by eth.filter to check if object is an event\n impl._isEvent = true;\n\n var displayName = utils.extractDisplayName(e.name);\n var typeName = utils.extractTypeName(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 <http://www.gnu.org/licenses/>.\n*/\n/** @file event.js\n * @authors:\n * Marek Kotewicz <marek@ethdev.com>\n * @date 2014\n */\n\nvar abi = require('./abi');\nvar utils = require('./utils');\n\n/// filter inputs array && returns only indexed (or not) inputs\n/// @param inputs array\n/// @param bool if result should be an array of indexed params on not\n/// @returns array of (not?) indexed params\nvar filterInputs = function (inputs, indexed) {\n return inputs.filter(function (current) {\n return current.indexed === indexed;\n });\n};\n\nvar inputWithName = function (inputs, name) {\n var index = utils.findIndex(inputs, function (input) {\n return input.name === name;\n });\n \n if (index === -1) {\n console.error('indexed param with name ' + name + ' not found');\n return undefined;\n }\n return inputs[index];\n};\n\nvar indexedParamsToTopics = function (event, indexed) {\n // sort keys?\n return Object.keys(indexed).map(function (key) {\n var inputs = [inputWithName(filterInputs(event.inputs, true), key)];\n\n var value = indexed[key];\n if (value instanceof Array) {\n return value.map(function (v) {\n return abi.formatInput(inputs, [v]);\n }); \n }\n return abi.formatInput(inputs, [value]);\n });\n};\n\nvar inputParser = function (address, signature, event) {\n \n // valid options are 'earliest', 'latest', 'offset' and 'max', as defined for 'eth.watch'\n return function (indexed, options) {\n var o = options || {};\n o.address = address;\n o.topic = [];\n o.topic.push(signature);\n if (indexed) {\n o.topic = o.topic.concat(indexedParamsToTopics(event, indexed));\n }\n return o;\n };\n};\n\nvar getArgumentsObject = function (inputs, indexed, notIndexed) {\n var indexedCopy = indexed.slice();\n var notIndexedCopy = notIndexed.slice();\n return inputs.reduce(function (acc, current) {\n var value;\n if (current.indexed)\n value = indexed.splice(0, 1)[0];\n else\n value = notIndexed.splice(0, 1)[0];\n\n acc[current.name] = value;\n return acc;\n }, {}); \n};\n \nvar outputParser = function (event) {\n \n return function (output) {\n var result = {\n event: utils.extractDisplayName(event.name),\n number: output.number,\n args: {}\n };\n\n if (!output.topic) {\n return result;\n }\n \n var indexedOutputs = filterInputs(event.inputs, true);\n var indexedData = \"0x\" + output.topic.slice(1, output.topic.length).map(function (topic) { return topic.slice(2); }).join(\"\");\n var indexedRes = abi.formatOutput(indexedOutputs, indexedData);\n\n var notIndexedOutputs = filterInputs(event.inputs, false);\n var notIndexedRes = abi.formatOutput(notIndexedOutputs, output.data);\n\n result.args = getArgumentsObject(event.inputs, indexedRes, notIndexedRes);\n\n return result;\n };\n};\n\nvar getMatchingEvent = function (events, payload) {\n for (var i = 0; i < events.length; i++) {\n var signature = abi.eventSignatureFromAscii(events[i].name); \n if (signature === payload.topic[0]) {\n return events[i];\n }\n }\n return undefined;\n};\n\n\nmodule.exports = {\n inputParser: inputParser,\n outputParser: outputParser,\n getMatchingEvent: getMatchingEvent\n};\n\n",
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file filter.js\n * @authors:\n * Jeffrey Wilcke <jeff@ethdev.com>\n * Marek Kotewicz <marek@ethdev.com>\n * Marian Oancea <marian@ethdev.com>\n * Gav Wood <g@ethdev.com>\n * @date 2014\n */\n\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\n/// TODO: change 'options' name cause it may be not the best matching one, since we have events\nvar Filter = function(options, impl) {\n\n if (typeof options !== \"string\") {\n\n // topics property is deprecated, warn about it!\n if (options.topics) {\n console.warn('\"topics\" is deprecated, use \"topic\" instead');\n }\n \n this._onWatchResult = options._onWatchEventResult;\n\n // evaluate lazy properties\n options = {\n to: options.to,\n topic: options.topic,\n earliest: options.earliest,\n latest: options.latest,\n max: options.max,\n skip: options.skip,\n address: options.address\n };\n\n }\n \n this.impl = impl;\n this.callbacks = [];\n\n this.id = impl.newFilter(options);\n web3.provider.startPolling({method: impl.changed, params: [this.id]}, this.id, this.trigger.bind(this));\n};\n\n/// alias for changed*\nFilter.prototype.arrived = function(callback) {\n this.changed(callback);\n};\nFilter.prototype.happened = 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 var message = this._onWatchResult ? this._onWatchResult(messages[j]) : messages[j];\n this.callbacks[i].call(this, message);\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 <http://www.gnu.org/licenses/>.\n*/\n/** @file formatters.js\n * @authors:\n * Marek Kotewicz <marek@ethdev.com>\n * @date 2015\n */\n\nif (\"build\" !== 'build') {/*\n var BigNumber = require('bignumber.js'); // jshint ignore:line\n*/}\n\nvar utils = require('./utils');\nvar c = require('./const');\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/// 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 = c.ETH_PADDING * 2;\n if (value instanceof BigNumber || typeof value === 'number') {\n if (typeof value === 'number')\n value = new BigNumber(value);\n BigNumber.config(c.ETH_BIGNUMBER_ROUNDING_MODE);\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 utils.fromAscii(value, c.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\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 utils.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\n\nmodule.exports = {\n formatInputInt: formatInputInt,\n formatInputString: formatInputString,\n formatInputBool: formatInputBool,\n formatInputReal: formatInputReal,\n formatOutputInt: formatOutputInt,\n formatOutputUInt: formatOutputUInt,\n formatOutputReal: formatOutputReal,\n formatOutputUReal: formatOutputUReal,\n formatOutputHash: formatOutputHash,\n formatOutputBool: formatOutputBool,\n formatOutputString: formatOutputString,\n formatOutputAddress: formatOutputAddress\n};\n\n",
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file httpsync.js\n * @authors:\n * Marek Kotewicz <marek@ethdev.com>\n * Marian Oancea <marian@ethdev.com>\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\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(payload));\n \n // check request.status\n var result = request.responseText;\n return JSON.parse(result);\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 <http://www.gnu.org/licenses/>.\n*/\n/** @file jsonrpc.js\n * @authors:\n * Marek Kotewicz <marek@ethdev.com>\n * @date 2015\n */\n\nvar messageId = 1;\n\n/// Should be called to valid json create payload object\n/// @param method of jsonrpc call, required\n/// @param params, an array of method params, optional\n/// @returns valid jsonrpc payload object\nvar toPayload = function (method, params) {\n if (!method)\n console.error('jsonrpc method should be specified!');\n\n return {\n jsonrpc: '2.0',\n method: method,\n params: params || [],\n id: messageId++\n }; \n};\n\n/// Should be called to check if jsonrpc response is valid\n/// @returns true if response is valid, otherwise false \nvar isValidResponse = function (response) {\n return !!response &&\n !response.error &&\n response.jsonrpc === '2.0' &&\n typeof response.id === 'number' &&\n response.result !== undefined; // only undefined is not valid json object\n};\n\n/// Should be called to create batch payload object\n/// @param messages, an array of objects with method (required) and params (optional) fields\nvar toBatchPayload = function (messages) {\n return messages.map(function (message) {\n return toPayload(message.method, message.params);\n }); \n};\n\nmodule.exports = {\n toPayload: toPayload,\n isValidResponse: isValidResponse,\n toBatchPayload: toBatchPayload\n};\n\n\n",
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file providermanager.js\n * @authors:\n * Jeffrey Wilcke <jeff@ethdev.com>\n * Marek Kotewicz <marek@ethdev.com>\n * Marian Oancea <marian@ethdev.com>\n * Gav Wood <g@ethdev.com>\n * @date 2014\n */\n\nvar web3 = require('./web3'); \nvar jsonrpc = require('./jsonrpc');\n\n\n/**\n * Provider manager object prototype\n * It's responsible for passing messages to providers\n * If no provider is set it's responsible for queuing requests\n * It's also responsible for polling the ethereum node for incoming messages\n * Default poll timeout is 12 seconds\n * If we are running ethereum.js inside ethereum browser, there are backend based tools responsible for polling,\n * and provider manager polling mechanism is not used\n */\nvar ProviderManager = function() {\n this.polls = [];\n this.provider = undefined;\n\n var self = this;\n var poll = function () {\n self.polls.forEach(function (data) {\n var result = self.send(data.data);\n\n if (!(result instanceof Array) || result.length === 0) {\n return;\n }\n\n data.callback(result);\n });\n\n setTimeout(poll, 1000);\n };\n poll();\n};\n\n/// sends outgoing requests\n/// @params data - an object with at least 'method' property\nProviderManager.prototype.send = function(data) {\n var payload = jsonrpc.toPayload(data.method, data.params);\n\n if (this.provider === undefined) {\n console.error('provider is not set');\n return null; \n }\n\n var result = this.provider.send(payload);\n\n if (!jsonrpc.isValidResponse(result)) {\n console.log(result);\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 <http://www.gnu.org/licenses/>.\n*/\n/** @file qtsync.js\n * @authors:\n * Marek Kotewicz <marek@ethdev.com>\n * Marian Oancea <marian@ethdev.com>\n * @date 2014\n */\n\nvar QtSyncProvider = function () {\n};\n\nQtSyncProvider.prototype.send = function (payload) {\n var result = navigator.qt.callMethod(JSON.stringify(payload));\n return JSON.parse(result);\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 <http://www.gnu.org/licenses/>.\n*/\n/** @file types.js\n * @authors:\n * Marek Kotewicz <marek@ethdev.com>\n * @date 2015\n */\n\nvar f = require('./formatters');\n\n/// @param expected type prefix (string)\n/// @returns function which checks if type has matching prefix. if yes, returns true, otherwise false\nvar prefixedType = function (prefix) {\n return function (type) {\n return type.indexOf(prefix) === 0;\n };\n};\n\n/// @param expected type name (string)\n/// @returns function which checks if type is matching expected one. if yes, returns true, otherwise false\nvar namedType = function (name) {\n return function (type) {\n return name === type;\n };\n};\n\n/// Setups input formatters for solidity types\n/// @returns an array of input formatters \nvar inputTypes = function () {\n \n return [\n { type: prefixedType('uint'), format: f.formatInputInt },\n { type: prefixedType('int'), format: f.formatInputInt },\n { type: prefixedType('hash'), format: f.formatInputInt },\n { type: prefixedType('string'), format: f.formatInputString }, \n { type: prefixedType('real'), format: f.formatInputReal },\n { type: prefixedType('ureal'), format: f.formatInputReal },\n { type: namedType('address'), format: f.formatInputInt },\n { type: namedType('bool'), format: f.formatInputBool }\n ];\n};\n\n/// Setups output formaters for solidity types\n/// @returns an array of output formatters\nvar outputTypes = function () {\n\n return [\n { type: prefixedType('uint'), format: f.formatOutputUInt },\n { type: prefixedType('int'), format: f.formatOutputInt },\n { type: prefixedType('hash'), format: f.formatOutputHash },\n { type: prefixedType('string'), format: f.formatOutputString },\n { type: prefixedType('real'), format: f.formatOutputReal },\n { type: prefixedType('ureal'), format: f.formatOutputUReal },\n { type: namedType('address'), format: f.formatOutputAddress },\n { type: namedType('bool'), format: f.formatOutputBool }\n ];\n};\n\nmodule.exports = {\n prefixedType: prefixedType,\n namedType: namedType,\n inputTypes: inputTypes,\n outputTypes: outputTypes\n};\n\n",
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file utils.js\n * @authors:\n * Marek Kotewicz <marek@ethdev.com>\n * @date 2015\n */\n\nvar c = require('./const');\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 ascii string representation of hex value prefixed with 0x\nvar 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 }\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 \nvar 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 hex representation (prefixed by 0x) of ascii string\nvar fromAscii = function(str, pad) {\n pad = pad === undefined ? 0 : pad;\n var hex = toHex(str);\n while (hex.length < pad*2)\n hex += \"00\";\n return \"0x\" + hex;\n};\n\n/// @returns display name for function/event eg. multiply(uint256) -> multiply\nvar extractDisplayName = function (name) {\n var length = name.indexOf('('); \n return length !== -1 ? name.substr(0, length) : name;\n};\n\n/// @returns overloaded part of function/event name\nvar extractTypeName = function (name) {\n /// TODO: make it invulnerable\n var length = name.indexOf('(');\n return length !== -1 ? name.substr(length + 1, name.length - 1 - (length + 1)).replace(' ', '') : \"\";\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/// used to transform value/string to eth string\n/// TODO: use BigNumber.js to parse int\n/// TODO: add tests for it!\nvar 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 = c.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\nmodule.exports = {\n findIndex: findIndex,\n toAscii: toAscii,\n fromAscii: fromAscii,\n extractDisplayName: extractDisplayName,\n extractTypeName: extractTypeName,\n filterFunctions: filterFunctions,\n filterEvents: filterEvents,\n toEth: toEth\n};\n\n",
"/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file web3.js\n * @authors:\n * Jeffrey Wilcke <jeff@ethdev.com>\n * Marek Kotewicz <marek@ethdev.com>\n * Marian Oancea <marian@ethdev.com>\n * Gav Wood <g@ethdev.com>\n * @date 2014\n */\n\nif (\"build\" !== 'build') {/*\n var BigNumber = require('bignumber.js');\n*/}\n\nvar utils = require('./utils');\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 method: call,\n params: 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 method: property.getter\n });\n };\n\n if (property.setter) {\n proto.set = function (val) {\n return web3.provider.send({\n method: property.setter,\n params: [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 /// @returns ascii string representation of hex value prefixed with 0x\n toAscii: utils.toAscii,\n\n /// @returns hex representation (prefixed by 0x) of ascii string\n fromAscii: utils.fromAscii,\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 toEth: utils.toEth,\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\n /// @param filter may be a string, object or event\n /// @param indexed is optional, this is an object with optional event indexed params\n /// @param options is optional, this is an object with optional event options ('max'...)\n watch: function (filter, indexed, options) {\n if (filter._isEvent) {\n return filter(indexed, options);\n }\n return new web3.filter(filter, ethWatch);\n }\n },\n\n /// db object prototype\n db: {},\n\n /// shh object prototype\n shh: {\n \n /// @param filter may be a string, object or event\n watch: function (filter, indexed) {\n return new web3.filter(filter, shhWatch);\n }\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 web3.provider.set(provider);\n};\n\nmodule.exports = web3;\n\n",
require=functiont(e,n,r){functioni(a,u){if(!n[a]){if(!e[a]){vars="function"==typeofrequire&&require;if(!u&&s)returns(a,!0);if(o)returno(a,!0);varf=newError("Cannot find module '"+a+"'");throwf.code="MODULE_NOT_FOUND",f}varc=n[a]={exports:{}};e[a][0].call(c.exports,function(t){varn=e[a][1][t];returni(n?n:t)},c,c.exports,t,e,n,r)}returnn[a].exports}for(varo="function"==typeofrequire&&require,a=0;a<r.length;a++)i(r[a]);returni}({1:[function(t,e){varn=t("./web3"),r=t("./utils"),i=t("./types"),o=t("./const"),a=t("./formatters"),u=function(t){console.error("parser does not support type: "+t)},s=function(t){return"[]"===t.slice(-2)},f=function(t,e){returns(t)||"string"===t?a.formatInputInt(e.length):""},c=i.inputTypes(),l=function(t,e){{varn="";2*o.ETH_PADDING}returnt.forEach(function(t,r){n+=f(t.type,e[r])}),t.forEach(function(r,i){for(varo=!1,a=0;a<c.length&&!o;a++)o=c[a].type(t[i].type,e[i]);o||u(t[i].type);varf=c[a-1].format,l="";l=s(t[i].type)?e[i].reduce(function(t,e){returnt+f(e)},""):f(e[i]),n+=l}),n},p=function(t){returns(t)||"string"===t?2*o.ETH_PADDING:0},m=i.outputTypes(),h=function(t,e){e=e.slice(2);varn=[],r=2*o.ETH_PADDING,f=t.reduce(function(t,e){returnt+p(e.type)},0),c=e.slice(0,f);returne=e.slice(f),t.forEach(function(o,f){for(varl=!1,p=0;p<m.length&&!l;p++)l=m[p].type(t[f].type);l||u(t[f].type);varh=m[p-1].format;if(s(t[f].type)){vard=a.formatOutputUInt(c.slice(0,r));c=c.slice(r);for(varg=[],v=0;d>v;v++)g.push(h(e.slice(0,r))),e=e.slice(r);n.push(g)}elsei.prefixedType("string")(t[f].type)?(c=c.slice(r),n.push(h(e.slice(0,r))),e=e.slice(r)):(n.push(h(e.slice(0,r))),e=e.slice(r))}),n},d=function(t){vare={};returnt.forEach(function(t){varn=r.extractDisplayName(t.name),i=r.extractTypeName(t.name),o=function(){vare=Array.prototype.slice.call(arguments);returnl(t.inputs,e)};void0===e[n]&&(e[n]=o),e[n][i]=o}),e},g=function(t){vare={};returnt.forEach(function(t){varn=r.extractDisplayName(t.name),i=r.extractTypeName(t.name),o=function(e){returnh(t.outputs,e)};void0===e[n]&&(e[n]=o),e[n][i]=o}),e},v=function(t){returnn.sha3(n.fromAscii(t)).slice(0,2+2*o.ETH_SIGNATURE_LENGTH)},y=function(t){returnn.sha3(n.fromAscii(t))};e.exports={inputParser:d,outputParser:g,formatInput:l,formatOutput:h,signatureFromAscii:v,eventSignatureFromAscii:y}},{"./const":2,"./formatters":6,"./types":11,"./utils":12,"./web3":13}],2:[function(t,e){varn=["wei","Kwei","Mwei","Gwei","szabo","finney","ether","grand","Mether","Gether","Tether","Pether","Eether","Zether","Yether","Nether","Dether","Vether","Uether"];e.exports={ETH_PADDING:32,ETH_SIGNATURE_LENGTH:4,ETH_UNITS:n,ETH_BIGNUMBER_ROUNDING_MODE:{ROUNDING_MODE:BigNumber.ROUND_DOWN}}},{}],3:[function(t,e){varn=t("./web3"),r=t("./abi"),i=t("./utils"),o=t("./event"),a=function(t){n._currentContractAbi=t.abi,n._currentContractAddress=t.address,n._currentContractMethodName=t.method,n._currentContractMethodParams=t.params},u=function(t){t.call=function(e){returnt._isTransact=!1,t._options=e,t},t.transact=function(e){returnt._isTransact=!0,t._options=e,t},t._options={},["gas","gasPrice","value","from"].forEach(function(e){t[e]=function(n){returnt._options[e]=n,t}})},s=function(t,e,o){varu=r.inputParser(e),s=r.outputParser(e);i.filterFunctions(e).forEach(function(f){varc=i.extractDisplayName(f.name),l=i.extractTypeName(f.name),p=function(){vari=Array.prototype.slice.call(arguments),p=r.signatureFromAscii(f.name),m=u[c][l].apply(null,i),h=t._options||{};h.to=o,h.data=p+m;vard=t._isTransact===!0||t._isTransact!==!1&&!f.constant,g=h.collapse!==!1;if(t._options={},t._isTransact=null,d)returna({abi:e,address:o,method:f.name,params:i}),voidn.eth.transact(h);varv=n.eth.call(h),y=s[c][l](v);returng&&(1===y.length?y=y[0]:0===y.length&&(y=null)),y};void0===t[c]&&(t[c]=p),t[c][l]=p})},f=function(t,e,n){t.address=n,t._onWatchEventResult=function(t){varn=event.getMatchingEvent(i.filterEvents(e)),r=o.outputParser(n);returnr(t)},Object.defineProperty(t,"topic",{get:function(){returni.filterEvents(e).map(function(t){returnr.eventSignatureFromAscii(t.name)})}})},c=function(t,e,a){i.filterEvents(e).forEach(function(e){varu=function(){vart=Array.prototype.slice.call(arguments),i=r.eventSignatureFromAscii(e.name),u=o.inputParser(a,i,e),s=u.apply(null,t);returns._onWatchEventResult=function(t){varn=o.outputParser(e);returnn(t)},n.eth.watch(s)};u._isEvent=!0;vars=i.extractDisplayName(e.name),f=i.extractTypeName(e.name);void0===t[s]&&(t[s]=u),t[s][f]=u})},l=function(t,e){e.forEach(function(t){if(-1===t.name.indexOf("(")){vare=t.name,n=t.inputs.map(function(t){returnt.type}).join();t.name=e+"("+n+")"}});varn={};returnu(n),s(n,e,t),f(n,e,t),c(n,e,t),n};e.exports=l},{"./abi":1,"./event":4,"./utils":12,"./web3":13}],4:[function(t,e){varn=t("./abi"),r=t("./utils"),i=function(t,e){returnt.filter(function(t){returnt.indexed===e})},o=function(t,e){varn=r.findIndex(t,function(t){returnt.name===e});return-1===n?voidconsole.error("indexed param with name "+e+" not found"):t[n]},a=function(t,e){returnObject.keys(e).map(function(r){vara=[o(i(t.inputs,!0),r)],u=e[r];returnuinstanceofArray?u.map(function(t){returnn.formatInput(a,[t])}):n.formatInput(a,[u])})},u=function(t,e,n){returnfunction(r,i){varo=i||{};returno.address=t,o.topic=[],o.topic.push(e),r&&(o.topic=o.topic.concat(a(n,r))),o}},s=function(t,e,n){e.slice(),n.slice();returnt.reduce(function(t,r){vari;returni=r.indexed?e.splice(0,1)[0]:n.splice(0,1)[0],t[r.name]=i,t},{})},f=function(t){returnfunction(e){varo={event:r.extractDisplayName(t.name),number:e.number,args:{}};if(!e.topic)returno;vara=i(t.inputs,!0),u="0x"+e.topic.slice(1,e.topic.length).map(function(t){returnt.slice(2)}).join(""),f=n.formatOutput(a,u),c=i(t.inputs,!1),l=n.formatOutput(c,e.data);returno.args=s(t.inputs,f,l),o}},c=function(t,e){for(varr=0;r<t.length;r++){vari=n.eventSignatureFromAscii(t[r].name);if(i===e.topic[0])returnt[r]}returnvoid0};e.exports={inputParser:u,outputParser:f,getMatchingEvent:c}},{"./abi":1,"./utils":12}],5:[function(t,e){varn=t("./web3"),r=function(t,e){"string"!=typeoft&&(t.topics&&console.warn('"topics" is deprecated, use "topic" instead'),this._onWatchResult=t._onWatchEventResult,t={to:t.to,topic:t.topic,earliest:t.earliest,latest:t.latest,max:t.max,skip:t.skip,address:t.address}),this.impl=e,this.callbacks=[],this.id=e.newFilter(t),n.provider.startPolling({method:e.changed,params:[this.id]},this.id,this.trigger.bind(this))};r.prototype.arrived=function(t){this.changed(t)},r.prototype.happened=function(t){this.changed(t)},r.prototype.changed=function(t){this.callbacks.push(t)},r.prototype.trigger=function(t){for(vare=0;e<this.callbacks.length;e++)for(varn=0;n<t.length;n++){varr=this._onWatchResult?this._onWatchResult(t[n]):t[n];this.callbacks[e].call(this,r)}},r.prototype.uninstall=function(){this.impl.uninstallFilter(this.id),n.provider.stopPolling(this.id)},r.prototype.messages=function(){returnthis.impl.getMessages(this.id)},r.prototype.logs=function(){returnthis.messages()},e.exports=r},{"./web3":13}],6:[function(t,e){varn=t("./utils"),r=t("./const"),i=function(t,e,n){returnnewArray(e-t.length+1).join(n?n:"0")+t},o=function(t){vare=2*r.ETH_PADDING;returntinstanceofBigNumber||"number"==typeoft?("number"==typeoft&&(t=newBigNumber(t)),BigNumber.config(r.ETH_BIGNUMBER_ROUNDING_MODE),t=t.round(),t.lessThan(0)&&(t=newBigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",16).plus(t).plus(1)),t=t.toString(16)):t=0===t.indexOf("0x")?t.substr(2):"string"==typeoft?o(newBigNumber(t)):(+t).toString(16),i(t,e)},a=function(t){returnn.fromAscii(t,r.ETH_PADDING).substr(2)},u=function(t){return"000000000000000000000000000000000000000000000000000000000000000"+(t?"1":"0")},s=function(t){returno(newBigNumber(t).times(newBigNumber(2).pow(128)))},f=function(t){return"1"===newBigNumber(t.substr(0,1),16).toString(2).substr(0,1)},c=function(t){returnt=t||"0",f(t)?newBigNumber(t,16).minus(newBigNumber("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",16)).minus(1):newBigNumber(t,16)},l=function(t){returnt=t||"0",newBigNumber(t,16)},p=function(t){returnc(t).dividedBy(newBigNumber(2).pow(128))},m=function(t){returnl(t).dividedBy(newBigNumber(2).pow(128))},h=function(t){return"0x"+t},d=function(t){return"0000000000000000000000000000000000000000000000000000000000000001"===t?!0:!1},g=function(t){returnn.toAscii(t)},v=function(t){return"0x"+t.slice(t.length-40,t.length)};e.exports={formatInputInt:o,formatInputString:a,formatInputBool:u,formatInputReal:s,formatOutputInt:c,formatOutputUInt:l,formatOutputReal:p,formatOutputUReal:m,formatOutputHash:h,formatOutputBool:d,formatOutputString:g,formatOutputAddress:v}},{"./const":2,"./utils":12}],7:[function(t,e){varn=function(t){this.handlers=[],this.host=t||"http://localhost:8080"};n.prototype.send=function(t){vare=newXMLHttpRequest;e.open("POST",this.host,!1),e.send(JSON.stringify(t));varn=e.responseText;returnJSON.parse(n)},e.exports=n},{}],8:[function(t,e){varn=1,r=function(t,e){returnt||console.error("jsonrpc method should be specified!"),{jsonrpc:"2.0",method:t,params:e||[],id:n++}},i=function(t){return!!t&&!t.error&&"2.0"===t.jsonrpc&&"number"==typeoft.id&&void0!==t.result},o=function(t){returnt.map(function(t){returnr(t.method,t.params)})};e.exports={toPayload:r,isValidResponse:i,toBatchPayload:o}},{}],9:[function(t,e){varn=(t("./web3"),t("./jsonrpc")),r=function(){this.polls=[],this.provider=void0;vart=this,e=function(){t.polls.forEach(function(e){varn=t.send(e.data);ninstanceofArray&&0!==n.length&&e.callback(n)}),setTimeout(e,1e3)};e()};r.prototype.send=function(t){vare=n.toPayload(t.method,t.params);if(void0===this.provider)returnconsole.error("provider is not set"),null;varr=this.provider.send(e);returnn.isValidResponse(r)?r.result:(console.log(r),null)},r.prototype.set=function(t){this.provider=t},r.prototype.startPolling=function(t,e,n){this.polls.push({data:t,id:e,callback:n})},r.prototype.stopPolling=function(t){for(vare=this.polls.length;e--;){varn=this.polls[e];n.id===t&&this.polls.splice(e,1)}},e.exports=r},{"./jsonrpc":8,"./web3":13}],10:[function(t,e){varn=function(){};n.prototype.send=function(t){vare=navigator.qt.callMethod(JSON.stringify(t));returnJSON.parse(e)},e.exports=n},{}],11:[function(t,e){varn=t("./formatters"),r=function(t){returnfunction(e){return0===e.indexOf(t)}},i=function(t){returnfunction(e){returnt===e}},o=function(){return[{type:r("uint"),format:n.formatInputInt},{type:r("int"),format:n.formatInputInt},{type:r("hash"),format:n.formatInputInt},{type:r("string"),format:n.formatInputString},{type:r("real"),format:n.formatInputReal},{type:r("ureal"),format:n.formatInputReal},{type:i("address"),format:n.formatInputInt},{type:i("bool"),format:n.formatInputBool}]},a=function(){return[{type:r("uint"),format:n.formatOutputUInt},{type:r("int"),format:n.formatOutputInt},{type:r("hash"),format:n.formatOutputHash},{type:r("string"),format:n.formatOutputString},{type:r("real"),format:n.formatOutputReal},{type:r("ureal"),format:n.formatOutputUReal},{type:i("address"),format:n.formatOutputAddress},{type:i("bool"),format:n.formatOutputBool}]};e.exports={prefixedType:r,namedType:i,inputTypes:o,outputTypes:a}},{"./formatters":6}],12:[function(t,e){varn=t("./const"),r=function(t,e){for(varn=!1,r=0;r<t.length&&!n;r++)n=e(t[r]);returnn?r-1:-1},i=function(t){vare="",n=0,r=t.length;for("0x"===t.substring(0,2)&&(n=2);r>n;n+=2){vari=parseInt(t.substr(n,2),16);if(0===i)break;e+=String.fromCharCode(i)}returne},o=function(t){for(vare="",n=0;n<t.length;n++){varr=t.charCodeAt(n).toString(16);e+=r.length<2?"0"+r:r}returne},a=function(t,e){e=void0===e?0:e;for(varn=o(t);n.length<2*e;)n+="00";return"0x"+n},u=function(t){vare=t.indexOf("(");return-1!==e?t.substr(0,e):t},s=function(t){vare=t.indexOf("(");return-1!==e?t.substr(e+1,t.length-1-(e+1)).replace(" ",""):""},f=function(t){returnt.filter(function(t){return"function"===t.type})},c=function(t){returnt.filter(function(t){return"event"===t.type})},l=function(t){for(vare="string"==typeoft?0===t.indexOf("0x")?parseInt(t.substr(2),16):parseInt(t):t,r=0,i=n.ETH_UNITS;e>3e3&&r<i.length-1;)e/=1e3,r++;for(varo=e.toString().length<e.toFixed(2).length?e.toString():e.toFixed(2),a=function(t,e,n){returne+","+n};;){varu=o;if(o=o.replace(/(\d)(\d\d\d[\.\,])/,a),u===o)break}returno+" "+i[r]};e.exports={findIndex:r,toAscii:i,fromAscii:a,extractDisplayName:u,extractTypeName:s,filterFunctions:f,filterEvents:c,toEth:l}},{"./const":2}],13:[function(t,e){varn=t("./utils"),r=function(){return[{name:"sha3",call:"web3_sha3"}]},i=function(){vart=function(t){return"string"==typeoft[0]?"eth_blockByHash":"eth_blockByNumber"},e=function(t){return"string"==typeoft[0]?"eth_transactionByHash":"eth_transactionByNumber"},n=function(t){return"string"==typeoft[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"}];returnr},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:"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"}]},u=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"}]},s=function(){vart=function(t){return"string"==typeoft[0]?"eth_newFilterString":"eth_newFilter"};return[{name:"newFilter",call:t},{name:"uninstallFilter",call:"eth_uninstallFilter"},{name:"getMessages",call:"eth_filterLogs"}]},f=function(){return[{name:"newFilter",call:"shh_newFilter"},{name:"uninstallFilter",call:"shh_uninstallFilter"},{name:"getMessages",call:"shh_getMessages"}]},c=function(t,e){e.forEach(function(e){t[e.name]=function(){vart=Array.prototype.slice.call(arguments),n="function"==typeofe.call?e.call(t):e.call;returnp.provider.send({method:n,params:t})}})},l=function(t,e){e.forEach(function(e){varn={};n.get=function(){returnp.provider.send({method:e.getter})},e.setter&&(n.set=function(t){returnp.provider.send({method:e.setter,params:[t]})}),Object.defineProperty(t,e.name,n)})},p={_callbacks:{},_events:{},providers:{},toAscii:n.toAscii,fromAscii:n.fromAscii,toDecimal:function(t){returnt=t.length>2?t.substring(2):"0",newBigNumber(t,16).toString(10)},fromDecimal:function(t){return"0x"+newBigNumber(t).toString(16)},toEth:n.toEth,eth:{contractFromAbi:function(t){returnfunction(e){e=e||"0xc6d9d2cd449a754c494264e1809c50e34d64562b";varn=p.eth.contract(e,t);returnn.address=e,n}},watch:function(t,e,n){returnt._isEvent?t(e,n):newp.filter(t,m)}},db:{},shh:{watch:function(t){returnnewp.filter(t,h)}}};c(p,r()),c(p.eth,i()),l(p.eth,o()),c(p.db,a()),c(p.shh,u());varm={changed:"eth_changed"};c(m,s());varh={changed:"shh_changed"};c(h,f()),p.setProvider=function(t){p.provider.set(t)},e.exports=p},{"./utils":12}],web3:[function(t,e){varn=t("./lib/web3"),r=t("./lib/providermanager");n.provider=newr,n.filter=t("./lib/filter"),n.providers.HttpSyncProvider=t("./lib/httpsync"),n.providers.QtSyncProvider=t("./lib/qtsync"),n.eth.contract=t("./lib/contract"),n.abi=t("./lib/abi"),e.exports=n},{"./lib/abi":1,"./lib/contract":3,"./lib/filter":5,"./lib/httpsync":7,"./lib/providermanager":9,"./lib/qtsync":10,"./lib/web3":13}]},{},["web3"]);
