"/*\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,
"/*\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');\nvar filter = require('./filter');\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, d
"/*\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 db.js\n * @authors:\n * Marek Kotewicz <marek@ethdev.com>\n * @date 2015\n */\n\n/// @returns an array of objects describing web3.db api methods\nvar methods = 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\nmodule.exports = {\n methods: methods\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 eth.js\n * @authors:\n * Marek Kotewicz <marek@ethdev.com>\n * @date 2015\n */\n\n/// @returns an array of objects describing web3.eth api methods\nvar methods = 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 return [\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};\n\n/// @returns an array of objects describing web3.eth api properties\nvar properties = 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\nmodule.exports = {\n methods: methods,\n properties: properties\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 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 This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.\n*/\n/** @file filter.js\n * @authors:\n * Jeffrey Wilcke <jeff@ethdev.com>\n * Marek Kotewicz <marek@ethdev.com>\n * Marian Oancea <marian@ethdev.com>\n * Gav Wood <g@ethdev.com>\n * @date 2014\n */\n\n/// Should be called to check if filter implementation is valid\n/// @returns true if it is, otherwise false\nvar implementationIsValid = function (i) {\n return !!i && \n typeof i.newFilter === 'function' && \n typeof i.getMessages === 'function' && \n typeof i.uninstallFilter === 'function' &&\n typeof i.startPolling === 'function' &&\n typeof i.stopPolling === 'function';\n};\n\n/// This method should be called on options object, to verify deprecated properties && lazy load dynamic ones\n/// @param should be string or object\n/// @returns options string or object\nvar getOptions = function (options) {\n if (typeof options === 'string') {\n return options;\n } \n\n options = options || {};\n\n if (options.topics) {\n console.warn('\"topics\" is deprecated, is \"topic\" instead');\n }\n\n // evaluate lazy properties\n return {\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/// Should be used when we want to watch something\n/// it's using inner polling mechanism and is notified about changes\n/// @param options are filter options\n/// @param implementation, an abstract polling implementation\n/// @param formatter (optional), callback function which formats output before 'real' callback \nvar filter = function(options, implementation, formatter) {\n if (!implementationIsValid(implementation)) {\n console.error('filter implemenation is invalid');\n return;\n }\n\n options = getOptions(options);\n var callbacks = [];\n var filterId = implementation.newFilter(options);\n var onMessages = function (messages) {\n messages.forEach(function (message) {\n messages = formatter ? formatter(message) : message;\n callbacks.forEach(function (callback) {\n callback(message);\n });\n });\n };\n\n implementation.startPolling(filterId, onMessages);\n\n var changed = function (callback) {\n callbacks.push(callback);\n };\n\n var messages = function () {\n return implementation.getMessages(filterId);\n };\n \n var uninstall = function (callback) {\n implementation.stopPolling(filterId);\n implementation.uninstallFilter(filterId);\n callbacks = [];\n };\n\n return {\n changed: changed,\n arrived: changed,\n happened: changed,\n messages: messages,\n logs: messages,\n uninstall: uninstall\n };\n};\n\nmodule.exports = filter;\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 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
"/*\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 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 requestmanager.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 jsonrpc = require('./jsonrpc');\n\n/**\n * It's responsible for passing messages to providers\n * It's also responsible for polling the ethereum node for incoming messages\n * Default poll timeout is 1 second\n */\nvar requestManager = function() {\n var polls = [];\n var provider;\n\n var send = function (data) {\n var payload = jsonrpc.toPayload(data.method, data.params);\n \n if (!provider) {\n console.error('provider is not set');\n return null;\n }\n\n var result = 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 var setProvider = function (p) {\n provider = p;\n };\n\n var startPolling = function (data, pollId, callback) {\n polls.push({data: data, id: pollId, callback: callback});\n };\n\n var stopPolling = function (pollId) {\n for (var i = polls.length; i--;) {\n var poll = polls[i];\n if (poll.id === pollId) {\n polls.splice(i, 1);\n }\n }\n };\n\n var poll = function () {\n polls.forEach(function (data) {\n var result = send(data.data);\n if (!(result instanceof Array) || result.length === 0) {\n return;\n }\n data.callback(result);\n });\n setTimeout(poll, 1000);\n };\n \n poll();\n\n return {\n send: send,\n setProvider: setProvider,\n startPolling: startPolling,\n stopPolling: stopPolling \n };\n};\n\nmodule.exports = requestManager;\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 shh.js\n * @authors:\n * Marek Kotewicz <marek@ethdev.com>\n * @date 2015\n */\n\n/// @returns an array of objects describing web3.shh api methods\nvar methods = 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\nmodule.exports = {\n methods: methods\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 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
"/*\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 watches.js\n * @authors:\n * Marek Kotewicz <marek@ethdev.com>\n * @date 2015\n */\n\n/// @returns an array of objects describing web3.eth.watch api methods\nvar eth = 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 shh = function () {\n return [\n { name: 'newFilter', call: 'shh_newFilter' },\n { name: 'uninstallFilter', call: 'shh_uninstallFilter' },\n { name: 'getMessages', call: 'shh_getMessages' }\n ];\n};\n\nmodule.exports = {\n eth: eth,\n shh: shh\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 eth = require('./eth');\nvar db = require('./db');\nvar shh = require('./shh');\nvar watches = require('./watches');\nvar filter = require('./filter');\nvar utils = require('./utils');\nvar requestManager = require('./requestmanager');\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/// 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.manager.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.manager.send({\n method: property.getter\n });\n };\n\n if (property.setter) {\n proto.set = function (val) {\n return web3.manager.send({\n method: property.setter,\n params: [val]\n });\n };\n }\n Object.defineProperty(obj, property.name, proto);\n });\n};\n\nvar startPolling = function (method, id, callback) {\n web3.manager.startPolling({\n method: method, \n params: [id]\n }, id, callback); \n};\n\nvar stopPolling = function (id) {\n web3.manager.stopPolling(id);\n};\n\nvar ethWatch = {\n startPolling: startPolling.bind(null, 'eth_changed'), \n stopPolling: stopPolling\n};\n\nvar shhWatch = {\n startPolling: startPolling.bind(null, 'shh_changed'), \n stopPolling: stopPolling\n};\n\n/// setups web3 object, and it's in-browser executed methods\nvar web3 = {\n manager: requestManager(),\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 contr
