From fb34c6c7b92b4dcb027c87dc9ca05c0f0c6457cf Mon Sep 17 00:00:00 2001 From: Gav Wood Date: Sat, 24 Jan 2015 18:09:35 -0800 Subject: Auto select call or transact depending on constness. --- dist/ethereum.js | 4 ++-- dist/ethereum.js.map | 2 +- dist/ethereum.min.js | 2 +- lib/contract.js | 4 ++-- 4 files changed, 6 insertions(+), 6 deletions(-) diff --git a/dist/ethereum.js b/dist/ethereum.js index 1b0aa5e73..f3d53ed30 100644 --- a/dist/ethereum.js +++ b/dist/ethereum.js @@ -500,11 +500,11 @@ var contract = function (address, desc) { options.to = address; options.data = signature + parsed; - var isTransact = result._isTransact; + var isTransact = result._isTransact === true || (result._isTransact !== false && !method.constant); // reset result._options = {}; - result._isTransact = false; + result._isTransact = null; if (isTransact) { // it's used byt natspec.js diff --git a/dist/ethereum.js.map b/dist/ethereum.js.map index 6b8fb5343..574c5e7df 100644 --- a/dist/ethereum.js.map +++ b/dist/ethereum.js.map @@ -18,7 +18,7 @@ "sourcesContent": [ "(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require==\"function\"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error(\"Cannot find module '\"+o+\"'\");throw f.code=\"MODULE_NOT_FOUND\",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require==\"function\"&&require;for(var o=0;o.\n*/\n/** @file abi.js\n * @authors:\n * Marek Kotewicz \n * Gav Wood \n * @date 2014\n */\n\n// TODO: is these line is supposed to be here? \nif (\"build\" !== 'build') {/*\n var BigNumber = require('bignumber.js'); // jshint ignore:line\n*/}\n\nvar web3 = require('./web3'); // jshint ignore:line\n\nBigNumber.config({ ROUNDING_MODE: BigNumber.ROUND_DOWN });\n\nvar ETH_PADDING = 32;\n\n/// method signature length in bytes\nvar ETH_METHOD_SIGNATURE_LENGTH = 4;\n\n/// Finds first index of array element matching pattern\n/// @param array\n/// @param callback pattern\n/// @returns index of element\nvar findIndex = function (array, callback) {\n var end = false;\n var i = 0;\n for (; i < array.length && !end; i++) {\n end = callback(array[i]);\n }\n return end ? i - 1 : -1;\n};\n\n/// @returns a function that is used as a pattern for 'findIndex'\nvar findMethodIndex = function (json, methodName) {\n return findIndex(json, function (method) {\n return method.name === methodName;\n });\n};\n\n/// @param string string to be padded\n/// @param number of characters that result string should have\n/// @param sign, by default 0\n/// @returns right aligned string\nvar padLeft = function (string, chars, sign) {\n return new Array(chars - string.length + 1).join(sign ? sign : \"0\") + string;\n};\n\n/// @param expected type prefix (string)\n/// @returns function which checks if type has matching prefix. if yes, returns true, otherwise false\nvar prefixedType = function (prefix) {\n return function (type) {\n return type.indexOf(prefix) === 0;\n };\n};\n\n/// @param expected type name (string)\n/// @returns function which checks if type is matching expected one. if yes, returns true, otherwise false\nvar namedType = function (name) {\n return function (type) {\n return name === type;\n };\n};\n\nvar arrayType = function (type) {\n return type.slice(-2) === '[]';\n};\n\n/// Formats input value to byte representation of int\n/// If value is negative, return it's two's complement\n/// If the value is floating point, round it down\n/// @returns right-aligned byte representation of int\nvar formatInputInt = function (value) {\n var padding = ETH_PADDING * 2;\n if (value instanceof BigNumber || typeof value === 'number') {\n if (typeof value === 'number')\n value = new BigNumber(value);\n value = value.round();\n\n if (value.lessThan(0)) \n value = new BigNumber(\"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff\", 16).plus(value).plus(1);\n value = value.toString(16);\n }\n else if (value.indexOf('0x') === 0)\n value = value.substr(2);\n else if (typeof value === 'string')\n value = formatInputInt(new BigNumber(value));\n else\n value = (+value).toString(16);\n return padLeft(value, padding);\n};\n\n/// Formats input value to byte representation of string\n/// @returns left-algined byte representation of string\nvar formatInputString = function (value) {\n return web3.fromAscii(value, ETH_PADDING).substr(2);\n};\n\n/// Formats input value to byte representation of bool\n/// @returns right-aligned byte representation bool\nvar formatInputBool = function (value) {\n return '000000000000000000000000000000000000000000000000000000000000000' + (value ? '1' : '0');\n};\n\n/// Formats input value to byte representation of real\n/// Values are multiplied by 2^m and encoded as integers\n/// @returns byte representation of real\nvar formatInputReal = function (value) {\n return formatInputInt(new BigNumber(value).times(new BigNumber(2).pow(128))); \n};\n\nvar dynamicTypeBytes = function (type, value) {\n // TODO: decide what to do with array of strings\n if (arrayType(type) || type == 'string') // only string itself that is dynamic; stringX is static length.\n return formatInputInt(value.length); \n return \"\";\n};\n\n/// Setups input formatters for solidity types\n/// @returns an array of input formatters \nvar setupInputTypes = function () {\n \n return [\n { type: prefixedType('uint'), format: formatInputInt },\n { type: prefixedType('int'), format: formatInputInt },\n { type: prefixedType('hash'), format: formatInputInt },\n { type: prefixedType('string'), format: formatInputString }, \n { type: prefixedType('real'), format: formatInputReal },\n { type: prefixedType('ureal'), format: formatInputReal },\n { type: namedType('address'), format: formatInputInt },\n { type: namedType('bool'), format: formatInputBool }\n ];\n};\n\nvar inputTypes = setupInputTypes();\n\n/// Formats input params to bytes\n/// @param contract json abi\n/// @param name of the method that we want to use\n/// @param array of params that will be formatted to bytes\n/// @returns bytes representation of input params\nvar toAbiInput = function (json, methodName, params) {\n var bytes = \"\";\n var index = findMethodIndex(json, methodName);\n\n if (index === -1) {\n return;\n }\n\n var method = json[index];\n var padding = ETH_PADDING * 2;\n\n /// first we iterate in search for dynamic \n method.inputs.forEach(function (input, index) {\n bytes += dynamicTypeBytes(input.type, params[index]);\n });\n\n method.inputs.forEach(function (input, i) {\n var typeMatch = false;\n for (var j = 0; j < inputTypes.length && !typeMatch; j++) {\n typeMatch = inputTypes[j].type(method.inputs[i].type, params[i]);\n }\n if (!typeMatch) {\n console.error('input parser does not support type: ' + method.inputs[i].type);\n }\n\n var formatter = inputTypes[j - 1].format;\n var toAppend = \"\";\n\n if (arrayType(method.inputs[i].type))\n toAppend = params[i].reduce(function (acc, curr) {\n return acc + formatter(curr);\n }, \"\");\n else\n toAppend = formatter(params[i]);\n\n bytes += toAppend; \n });\n return bytes;\n};\n\n/// Check if input value is negative\n/// @param value is hex format\n/// @returns true if it is negative, otherwise false\nvar signedIsNegative = function (value) {\n return (new BigNumber(value.substr(0, 1), 16).toString(2).substr(0, 1)) === '1';\n};\n\n/// Formats input right-aligned input bytes to int\n/// @returns right-aligned input bytes formatted to int\nvar formatOutputInt = function (value) {\n // check if it's negative number\n // it it is, return two's complement\n if (signedIsNegative(value)) {\n return new BigNumber(value, 16).minus(new BigNumber('ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff', 16)).minus(1);\n }\n return new BigNumber(value, 16);\n};\n\n/// Formats big right-aligned input bytes to uint\n/// @returns right-aligned input bytes formatted to uint\nvar formatOutputUInt = function (value) {\n return new BigNumber(value, 16);\n};\n\n/// @returns input bytes formatted to real\nvar formatOutputReal = function (value) {\n return formatOutputInt(value).dividedBy(new BigNumber(2).pow(128)); \n};\n\n/// @returns input bytes formatted to ureal\nvar formatOutputUReal = function (value) {\n return formatOutputUInt(value).dividedBy(new BigNumber(2).pow(128)); \n};\n\n/// @returns right-aligned input bytes formatted to hex\nvar formatOutputHash = function (value) {\n return \"0x\" + value;\n};\n\n/// @returns right-aligned input bytes formatted to bool\nvar formatOutputBool = function (value) {\n return value === '0000000000000000000000000000000000000000000000000000000000000001' ? true : false;\n};\n\n/// @returns left-aligned input bytes formatted to ascii string\nvar formatOutputString = function (value) {\n return web3.toAscii(value);\n};\n\n/// @returns right-aligned input bytes formatted to address\nvar formatOutputAddress = function (value) {\n return \"0x\" + value.slice(value.length - 40, value.length);\n};\n\nvar dynamicBytesLength = function (type) {\n if (arrayType(type) || prefixedType('string')(type))\n return ETH_PADDING * 2;\n return 0;\n};\n\n/// Setups output formaters for solidity types\n/// @returns an array of output formatters\nvar setupOutputTypes = function () {\n\n return [\n { type: prefixedType('uint'), format: formatOutputUInt },\n { type: prefixedType('int'), format: formatOutputInt },\n { type: prefixedType('hash'), format: formatOutputHash },\n { type: prefixedType('string'), format: formatOutputString },\n { type: prefixedType('real'), format: formatOutputReal },\n { type: prefixedType('ureal'), format: formatOutputUReal },\n { type: namedType('address'), format: formatOutputAddress },\n { type: namedType('bool'), format: formatOutputBool }\n ];\n};\n\nvar outputTypes = setupOutputTypes();\n\n/// Formats output bytes back to param list\n/// @param contract json abi\n/// @param name of the method that we want to use\n/// @param bytes representtion of output \n/// @returns array of output params \nvar fromAbiOutput = function (json, methodName, output) {\n var index = findMethodIndex(json, methodName);\n\n if (index === -1) {\n return;\n }\n\n output = output.slice(2);\n\n var result = [];\n var method = json[index];\n var padding = ETH_PADDING * 2;\n\n var dynamicPartLength = method.outputs.reduce(function (acc, curr) {\n return acc + dynamicBytesLength(curr.type);\n }, 0);\n \n var dynamicPart = output.slice(0, dynamicPartLength);\n output = output.slice(dynamicPartLength);\n\n method.outputs.forEach(function (out, i) {\n var typeMatch = false;\n for (var j = 0; j < outputTypes.length && !typeMatch; j++) {\n typeMatch = outputTypes[j].type(method.outputs[i].type);\n }\n\n if (!typeMatch) {\n console.error('output parser does not support type: ' + method.outputs[i].type);\n }\n\n var formatter = outputTypes[j - 1].format;\n if (arrayType(method.outputs[i].type)) {\n var size = formatOutputUInt(dynamicPart.slice(0, padding));\n dynamicPart = dynamicPart.slice(padding);\n var array = [];\n for (var k = 0; k < size; k++) {\n array.push(formatter(output.slice(0, padding))); \n output = output.slice(padding);\n }\n result.push(array);\n }\n else if (prefixedType('string')(method.outputs[i].type)) {\n dynamicPart = dynamicPart.slice(padding); \n result.push(formatter(output.slice(0, padding)));\n output = output.slice(padding);\n } else {\n result.push(formatter(output.slice(0, padding)));\n output = output.slice(padding);\n }\n });\n\n return result;\n};\n\n/// @returns display name for method eg. multiply(uint256) -> multiply\nvar methodDisplayName = function (method) {\n var length = method.indexOf('('); \n return length !== -1 ? method.substr(0, length) : method;\n};\n\n/// @returns overloaded part of method's name\nvar methodTypeName = function (method) {\n /// TODO: make it not vulnerable\n var length = method.indexOf('(');\n return length !== -1 ? method.substr(length + 1, method.length - 1 - (length + 1)) : \"\";\n};\n\n/// @param json abi for contract\n/// @returns input parser object for given json abi\nvar inputParser = function (json) {\n var parser = {};\n json.forEach(function (method) {\n var displayName = methodDisplayName(method.name); \n var typeName = methodTypeName(method.name);\n\n var impl = function () {\n var params = Array.prototype.slice.call(arguments);\n return toAbiInput(json, method.name, params);\n };\n \n if (parser[displayName] === undefined) {\n parser[displayName] = impl;\n }\n\n parser[displayName][typeName] = impl;\n });\n\n return parser;\n};\n\n/// @param json abi for contract\n/// @returns output parser for given json abi\nvar outputParser = function (json) {\n var parser = {};\n json.forEach(function (method) {\n\n var displayName = methodDisplayName(method.name); \n var typeName = methodTypeName(method.name);\n\n var impl = function (output) {\n return fromAbiOutput(json, method.name, output);\n };\n\n if (parser[displayName] === undefined) {\n parser[displayName] = impl;\n }\n\n parser[displayName][typeName] = impl;\n });\n\n return parser;\n};\n\n/// @param method name for which we want to get method signature\n/// @returns (promise) contract method signature for method with given name\nvar methodSignature = function (name) {\n return web3.sha3(web3.fromAscii(name)).slice(0, 2 + ETH_METHOD_SIGNATURE_LENGTH * 2);\n};\n\nmodule.exports = {\n inputParser: inputParser,\n outputParser: outputParser,\n methodSignature: methodSignature,\n methodDisplayName: methodDisplayName,\n methodTypeName: methodTypeName\n};\n\n", - "/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see .\n*/\n/** @file contract.js\n * @authors:\n * Marek Kotewicz \n * @date 2014\n */\n\nvar web3 = require('./web3'); // jshint ignore:line\nvar abi = require('./abi');\n\n/**\n * This method should be called when we want to call / transact some solidity method from javascript\n * it returns an object which has same methods available as solidity contract description\n * usage example: \n *\n * var abi = [{\n * name: 'myMethod',\n * inputs: [{ name: 'a', type: 'string' }],\n * outputs: [{name: 'd', type: 'string' }]\n * }]; // contract abi\n *\n * var myContract = web3.eth.contract('0x0123123121', abi); // creation of contract object\n *\n * myContract.myMethod('this is test string param for call'); // myMethod call (implicit, default)\n * myContract.call().myMethod('this is test string param for call'); // myMethod call (explicit)\n * myContract.transact().myMethod('this is test string param for transact'); // myMethod transact\n *\n * @param address - address of the contract, which should be called\n * @param desc - abi json description of the contract, which is being created\n * @returns contract object\n */\n\nvar contract = function (address, desc) {\n\n desc.forEach(function (method) {\n // workaround for invalid assumption that method.name is the full anonymous prototype of the method.\n // it's not. it's just the name. the rest of the code assumes it's actually the anonymous\n // prototype, so we make it so as a workaround.\n if (method.name.indexOf('(') === -1) {\n var displayName = method.name;\n var typeName = method.inputs.map(function(i){return i.type}).join();\n method.name = displayName + '(' + typeName + ')';\n }\n });\n\n var inputParser = abi.inputParser(desc);\n var outputParser = abi.outputParser(desc);\n\n var result = {};\n\n result.call = function (options) {\n result._isTransact = false;\n result._options = options;\n return result;\n };\n\n result.transact = function (options) {\n result._isTransact = true;\n result._options = options;\n return result;\n };\n\n desc.forEach(function (method) {\n\n var displayName = abi.methodDisplayName(method.name);\n var typeName = abi.methodTypeName(method.name);\n\n var impl = function () {\n var params = Array.prototype.slice.call(arguments);\n var signature = abi.methodSignature(method.name);\n var parsed = inputParser[displayName][typeName].apply(null, params);\n\n var options = result._options || {};\n options.to = address;\n options.data = signature + parsed;\n \n var isTransact = result._isTransact;\n \n // reset\n result._options = {};\n result._isTransact = false;\n\n if (isTransact) {\n // it's used byt natspec.js\n // TODO: figure out better way to solve this\n web3._currentContractAbi = desc;\n web3._currentContractAddress = address;\n\n // transactions do not have any output, cause we do not know, when they will be processed\n web3.eth.transact(options);\n return;\n }\n \n var output = web3.eth.call(options);\n return outputParser[displayName][typeName](output);\n };\n\n if (result[displayName] === undefined) {\n result[displayName] = impl;\n }\n\n result[displayName][typeName] = impl;\n\n });\n\n return result;\n};\n\nmodule.exports = contract;\n\n", + "/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see .\n*/\n/** @file contract.js\n * @authors:\n * Marek Kotewicz \n * @date 2014\n */\n\nvar web3 = require('./web3'); // jshint ignore:line\nvar abi = require('./abi');\n\n/**\n * This method should be called when we want to call / transact some solidity method from javascript\n * it returns an object which has same methods available as solidity contract description\n * usage example: \n *\n * var abi = [{\n * name: 'myMethod',\n * inputs: [{ name: 'a', type: 'string' }],\n * outputs: [{name: 'd', type: 'string' }]\n * }]; // contract abi\n *\n * var myContract = web3.eth.contract('0x0123123121', abi); // creation of contract object\n *\n * myContract.myMethod('this is test string param for call'); // myMethod call (implicit, default)\n * myContract.call().myMethod('this is test string param for call'); // myMethod call (explicit)\n * myContract.transact().myMethod('this is test string param for transact'); // myMethod transact\n *\n * @param address - address of the contract, which should be called\n * @param desc - abi json description of the contract, which is being created\n * @returns contract object\n */\n\nvar contract = function (address, desc) {\n\n desc.forEach(function (method) {\n // workaround for invalid assumption that method.name is the full anonymous prototype of the method.\n // it's not. it's just the name. the rest of the code assumes it's actually the anonymous\n // prototype, so we make it so as a workaround.\n if (method.name.indexOf('(') === -1) {\n var displayName = method.name;\n var typeName = method.inputs.map(function(i){return i.type}).join();\n method.name = displayName + '(' + typeName + ')';\n }\n });\n\n var inputParser = abi.inputParser(desc);\n var outputParser = abi.outputParser(desc);\n\n var result = {};\n\n result.call = function (options) {\n result._isTransact = false;\n result._options = options;\n return result;\n };\n\n result.transact = function (options) {\n result._isTransact = true;\n result._options = options;\n return result;\n };\n\n desc.forEach(function (method) {\n\n var displayName = abi.methodDisplayName(method.name);\n var typeName = abi.methodTypeName(method.name);\n\n var impl = function () {\n var params = Array.prototype.slice.call(arguments);\n var signature = abi.methodSignature(method.name);\n var parsed = inputParser[displayName][typeName].apply(null, params);\n\n var options = result._options || {};\n options.to = address;\n options.data = signature + parsed;\n \n var isTransact = result._isTransact === true || (result._isTransact !== false && !method.constant);\n \n // reset\n result._options = {};\n result._isTransact = null;\n\n if (isTransact) {\n // it's used byt natspec.js\n // TODO: figure out better way to solve this\n web3._currentContractAbi = desc;\n web3._currentContractAddress = address;\n\n // transactions do not have any output, cause we do not know, when they will be processed\n web3.eth.transact(options);\n return;\n }\n \n var output = web3.eth.call(options);\n return outputParser[displayName][typeName](output);\n };\n\n if (result[displayName] === undefined) {\n result[displayName] = impl;\n }\n\n result[displayName][typeName] = impl;\n\n });\n\n return result;\n};\n\nmodule.exports = contract;\n\n", "/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see .\n*/\n/** @file filter.js\n * @authors:\n * Jeffrey Wilcke \n * Marek Kotewicz \n * Marian Oancea \n * Gav Wood \n * @date 2014\n */\n\nvar web3 = require('./web3'); // jshint ignore:line\n\n/// should be used when we want to watch something\n/// it's using inner polling mechanism and is notified about changes\nvar Filter = function(options, impl) {\n this.impl = impl;\n this.callbacks = [];\n\n this.id = impl.newFilter(options);\n web3.provider.startPolling({call: impl.changed, args: [this.id]}, this.id, this.trigger.bind(this));\n};\n\n/// alias for changed*\nFilter.prototype.arrived = function(callback) {\n this.changed(callback);\n};\n\n/// gets called when there is new eth/shh message\nFilter.prototype.changed = function(callback) {\n this.callbacks.push(callback);\n};\n\n/// trigger calling new message from people\nFilter.prototype.trigger = function(messages) {\n for(var i = 0; i < this.callbacks.length; i++) {\n this.callbacks[i].call(this, messages);\n }\n};\n\n/// should be called to uninstall current filter\nFilter.prototype.uninstall = function() {\n this.impl.uninstallFilter(this.id);\n web3.provider.stopPolling(this.id);\n};\n\n/// should be called to manually trigger getting latest messages from the client\nFilter.prototype.messages = function() {\n return this.impl.getMessages(this.id);\n};\n\n/// alias for messages\nFilter.prototype.logs = function () {\n return this.messages();\n};\n\nmodule.exports = Filter;\n", "/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see .\n*/\n/** @file httpsync.js\n * @authors:\n * Marek Kotewicz \n * Marian Oancea \n * @date 2014\n */\n\nvar HttpSyncProvider = function (host) {\n this.handlers = [];\n this.host = host || 'http://localhost:8080';\n};\n\n/// Transforms inner message to proper jsonrpc object\n/// @param inner message object\n/// @returns jsonrpc object\nfunction formatJsonRpcObject(object) {\n return {\n jsonrpc: '2.0',\n method: object.call,\n params: object.args,\n id: object._id\n };\n}\n\n/// Transforms jsonrpc object to inner message\n/// @param incoming jsonrpc message \n/// @returns inner message object\nfunction formatJsonRpcMessage(message) {\n var object = JSON.parse(message);\n\n return {\n _id: object.id,\n data: object.result,\n error: object.error\n };\n}\n\nHttpSyncProvider.prototype.send = function (payload) {\n var data = formatJsonRpcObject(payload);\n \n var request = new XMLHttpRequest();\n request.open('POST', this.host, false);\n request.send(JSON.stringify(data));\n \n // check request.status\n return request.responseText;\n};\n\nmodule.exports = HttpSyncProvider;\n\n", "/*\n This file is part of ethereum.js.\n\n ethereum.js is free software: you can redistribute it and/or modify\n it under the terms of the GNU Lesser General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n ethereum.js is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n GNU Lesser General Public License for more details.\n\n You should have received a copy of the GNU Lesser General Public License\n along with ethereum.js. If not, see .\n*/\n/** @file providermanager.js\n * @authors:\n * Jeffrey Wilcke \n * Marek Kotewicz \n * Marian Oancea \n * Gav Wood \n * @date 2014\n */\n\nvar web3 = require('./web3'); // jshint ignore:line\n\n/**\n * Provider manager object prototype\n * It's responsible for passing messages to providers\n * If no provider is set it's responsible for queuing requests\n * It's also responsible for polling the ethereum node for incoming messages\n * Default poll timeout is 12 seconds\n * If we are running ethereum.js inside ethereum browser, there are backend based tools responsible for polling,\n * and provider manager polling mechanism is not used\n */\nvar ProviderManager = function() {\n this.polls = [];\n this.provider = undefined;\n this.id = 1;\n\n var self = this;\n var poll = function () {\n if (self.provider) {\n self.polls.forEach(function (data) {\n data.data._id = self.id;\n self.id++;\n var result = self.provider.send(data.data);\n \n result = JSON.parse(result);\n \n // dont call the callback if result is an error, empty array or false\n if (result.error || (result.result instanceof Array ? result.result.length === 0 : !result.result)) {\n return;\n }\n\n data.callback(result);\n });\n }\n setTimeout(poll, 12000);\n };\n poll();\n};\n\n/// sends outgoing requests\nProviderManager.prototype.send = function(data) {\n\n data.args = data.args || [];\n data._id = this.id++;\n\n if (this.provider === undefined) {\n console.error('provider is not set');\n return undefined;\n }\n\n //TODO: handle error here? \n var result = this.provider.send(data);\n result = JSON.parse(result);\n return result.result;\n};\n\n/// setups provider, which will be used for sending messages\nProviderManager.prototype.set = function(provider) {\n this.provider = provider;\n};\n\n/// this method is only used, when we do not have native qt bindings and have to do polling on our own\n/// should be callled, on start watching for eth/shh changes\nProviderManager.prototype.startPolling = function (data, pollId, callback) {\n this.polls.push({data: data, id: pollId, callback: callback});\n};\n\n/// should be called to stop polling for certain watch changes\nProviderManager.prototype.stopPolling = function (pollId) {\n for (var i = this.polls.length; i--;) {\n var poll = this.polls[i];\n if (poll.id === pollId) {\n this.polls.splice(i, 1);\n }\n }\n};\n\nmodule.exports = ProviderManager;\n\n", diff --git a/dist/ethereum.min.js b/dist/ethereum.min.js index 45fa8b455..ccf503736 100644 --- a/dist/ethereum.min.js +++ b/dist/ethereum.min.js @@ -1 +1 @@ -require=function t(e,n,r){function i(a,f){if(!n[a]){if(!e[a]){var u="function"==typeof require&&require;if(!f&&u)return u(a,!0);if(o)return o(a,!0);var s=new Error("Cannot find module '"+a+"'");throw s.code="MODULE_NOT_FOUND",s}var c=n[a]={exports:{}};e[a][0].call(c.exports,function(t){var n=e[a][1][t];return i(n?n:t)},c,c.exports,t,e,n,r)}return n[a].exports}for(var o="function"==typeof require&&require,a=0;am;m++)h.push(a(n.slice(0,s))),n=n.slice(s);o.push(h)}else u("string")(f.outputs[e].type)?(p=p.slice(s),o.push(a(n.slice(0,s))),n=n.slice(s)):(o.push(a(n.slice(0,s))),n=n.slice(s))}),o}},T=function(t){var e=t.indexOf("(");return-1!==e?t.substr(0,e):t},D=function(t){var e=t.indexOf("(");return-1!==e?t.substr(e+1,t.length-1-(e+1)):""},M=function(t){var e={};return t.forEach(function(n){var r=T(n.name),i=D(n.name),o=function(){var e=Array.prototype.slice.call(arguments);return b(t,n.name,e)};void 0===e[r]&&(e[r]=o),e[r][i]=o}),e},q=function(t){var e={};return t.forEach(function(n){var r=T(n.name),i=D(n.name),o=function(e){return F(t,n.name,e)};void 0===e[r]&&(e[r]=o),e[r][i]=o}),e},C=function(t){return n.sha3(n.fromAscii(t)).slice(0,2+2*i)};e.exports={inputParser:M,outputParser:q,methodSignature:C,methodDisplayName:T,methodTypeName:D}},{"./web3":7}],2:[function(t,e){var n=t("./web3"),r=t("./abi"),i=function(t,e){e.forEach(function(t){if(-1===t.name.indexOf("(")){var e=t.name,n=t.inputs.map(function(t){return t.type}).join();t.name=e+"("+n+")"}});var i=r.inputParser(e),o=r.outputParser(e),a={};return a.call=function(t){return a._isTransact=!1,a._options=t,a},a.transact=function(t){return a._isTransact=!0,a._options=t,a},e.forEach(function(f){var u=r.methodDisplayName(f.name),s=r.methodTypeName(f.name),c=function(){var c=Array.prototype.slice.call(arguments),l=r.methodSignature(f.name),p=i[u][s].apply(null,c),h=a._options||{};h.to=t,h.data=l+p;var m=a._isTransact;if(a._options={},a._isTransact=!1,m)return n._currentContractAbi=e,n._currentContractAddress=t,void n.eth.transact(h);var d=n.eth.call(h);return o[u][s](d)};void 0===a[u]&&(a[u]=c),a[u][s]=c}),a};e.exports=i},{"./abi":1,"./web3":7}],3:[function(t,e){var n=t("./web3"),r=function(t,e){this.impl=e,this.callbacks=[],this.id=e.newFilter(t),n.provider.startPolling({call:e.changed,args:[this.id]},this.id,this.trigger.bind(this))};r.prototype.arrived=function(t){this.changed(t)},r.prototype.changed=function(t){this.callbacks.push(t)},r.prototype.trigger=function(t){for(var e=0;en;n+=2){var i=parseInt(t.substr(n,2),16);if(0===i)break;e+=String.fromCharCode(i)}return e},fromAscii:function(t,e){e=void 0===e?0:e;for(var n=this.toHex(t);n.length<2*e;)n+="00";return"0x"+n},toDecimal:function(t){return new BigNumber(t.substring(2),16).toString(10)},fromDecimal:function(t){return"0x"+new BigNumber(t).toString(16)},toEth:function(t){for(var e="string"==typeof t?0===t.indexOf("0x")?parseInt(t.substr(2),16):parseInt(t):t,r=0,i=n;e>3e3&&rm;m++)h.push(a(n.slice(0,u))),n=n.slice(u);o.push(h)}else s("string")(f.outputs[e].type)?(p=p.slice(u),o.push(a(n.slice(0,u))),n=n.slice(u)):(o.push(a(n.slice(0,u))),n=n.slice(u))}),o}},F=function(t){var e=t.indexOf("(");return-1!==e?t.substr(0,e):t},D=function(t){var e=t.indexOf("(");return-1!==e?t.substr(e+1,t.length-1-(e+1)):""},M=function(t){var e={};return t.forEach(function(n){var r=F(n.name),i=D(n.name),o=function(){var e=Array.prototype.slice.call(arguments);return b(t,n.name,e)};void 0===e[r]&&(e[r]=o),e[r][i]=o}),e},q=function(t){var e={};return t.forEach(function(n){var r=F(n.name),i=D(n.name),o=function(e){return T(t,n.name,e)};void 0===e[r]&&(e[r]=o),e[r][i]=o}),e},C=function(t){return n.sha3(n.fromAscii(t)).slice(0,2+2*i)};e.exports={inputParser:M,outputParser:q,methodSignature:C,methodDisplayName:F,methodTypeName:D}},{"./web3":7}],2:[function(t,e){var n=t("./web3"),r=t("./abi"),i=function(t,e){e.forEach(function(t){if(-1===t.name.indexOf("(")){var e=t.name,n=t.inputs.map(function(t){return t.type}).join();t.name=e+"("+n+")"}});var i=r.inputParser(e),o=r.outputParser(e),a={};return a.call=function(t){return a._isTransact=!1,a._options=t,a},a.transact=function(t){return a._isTransact=!0,a._options=t,a},e.forEach(function(f){var s=r.methodDisplayName(f.name),u=r.methodTypeName(f.name),c=function(){var c=Array.prototype.slice.call(arguments),l=r.methodSignature(f.name),p=i[s][u].apply(null,c),h=a._options||{};h.to=t,h.data=l+p;var m=a._isTransact===!0||a._isTransact!==!1&&!f.constant;if(a._options={},a._isTransact=null,m)return n._currentContractAbi=e,n._currentContractAddress=t,void n.eth.transact(h);var d=n.eth.call(h);return o[s][u](d)};void 0===a[s]&&(a[s]=c),a[s][u]=c}),a};e.exports=i},{"./abi":1,"./web3":7}],3:[function(t,e){var n=t("./web3"),r=function(t,e){this.impl=e,this.callbacks=[],this.id=e.newFilter(t),n.provider.startPolling({call:e.changed,args:[this.id]},this.id,this.trigger.bind(this))};r.prototype.arrived=function(t){this.changed(t)},r.prototype.changed=function(t){this.callbacks.push(t)},r.prototype.trigger=function(t){for(var e=0;en;n+=2){var i=parseInt(t.substr(n,2),16);if(0===i)break;e+=String.fromCharCode(i)}return e},fromAscii:function(t,e){e=void 0===e?0:e;for(var n=this.toHex(t);n.length<2*e;)n+="00";return"0x"+n},toDecimal:function(t){return new BigNumber(t.substring(2),16).toString(10)},fromDecimal:function(t){return"0x"+new BigNumber(t).toString(16)},toEth:function(t){for(var e="string"==typeof t?0===t.indexOf("0x")?parseInt(t.substr(2),16):parseInt(t):t,r=0,i=n;e>3e3&&r