diff options
Diffstat (limited to 'dist/ethereum.js')
| -rw-r--r-- | dist/ethereum.js | 644 |
1 files changed, 95 insertions, 549 deletions
diff --git a/dist/ethereum.js b/dist/ethereum.js index d9a268fad..c3e179e36 100644 --- a/dist/ethereum.js +++ b/dist/ethereum.js @@ -33,6 +33,9 @@ BigNumber.config({ ROUNDING_MODE: BigNumber.ROUND_DOWN }); var ETH_PADDING = 32; +/// method signature length in bytes +var ETH_METHOD_SIGNATURE_LENGTH = 4; + /// Finds first index of array element matching pattern /// @param array /// @param callback pattern @@ -390,11 +393,10 @@ var outputParser = function (json) { return parser; }; -/// @param json abi for contract /// @param method name for which we want to get method signature /// @returns (promise) contract method signature for method with given name -var methodSignature = function (json, name) { - return web3.sha3(web3.fromAscii(name)); +var methodSignature = function (name) { + return web3.sha3(web3.fromAscii(name)).slice(0, 2 + ETH_METHOD_SIGNATURE_LENGTH * 2); }; module.exports = { @@ -406,123 +408,7 @@ module.exports = { }; -},{"./web3":8}],2:[function(require,module,exports){ -/* - This file is part of ethereum.js. - - ethereum.js is free software: you can redistribute it and/or modify - it under the terms of the GNU Lesser General Public License as published by - the Free Software Foundation, either version 3 of the License, or - (at your option) any later version. - - ethereum.js is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public License - along with ethereum.js. If not, see <http://www.gnu.org/licenses/>. -*/ -/** @file autoprovider.js - * @authors: - * Marek Kotewicz <marek@ethdev.com> - * Marian Oancea <marian@ethdev.com> - * @date 2014 - */ - -/* - * @brief if qt object is available, uses QtProvider, - * if not tries to connect over websockets - * if it fails, it uses HttpRpcProvider - */ - -var web3 = require('./web3'); // jshint ignore:line -if ("build" !== 'build') {/* - var WebSocket = require('ws'); // jshint ignore:line -*/} - -/** - * AutoProvider object prototype is implementing 'provider protocol' - * Automatically tries to setup correct provider(Qt, WebSockets or HttpRpc) - * First it checkes if we are ethereum browser (if navigator.qt object is available) - * if yes, we are using QtProvider - * if no, we check if it is possible to establish websockets connection with ethereum (ws://localhost:40404/eth is default) - * if it's not possible, we are using httprpc provider (http://localhost:8080) - * The constructor allows you to specify uris on which we are trying to connect over http or websockets - * You can do that by passing objects with fields httrpc and websockets - */ -var AutoProvider = function (userOptions) { - if (web3.haveProvider()) { - return; - } - - // before we determine what provider we are, we have to cache request - this.sendQueue = []; - this.onmessageQueue = []; - - if (navigator.qt) { - this.provider = new web3.providers.QtProvider(); - return; - } - - userOptions = userOptions || {}; - var options = { - httprpc: userOptions.httprpc || 'http://localhost:8080', - websockets: userOptions.websockets || 'ws://localhost:40404/eth' - }; - - var self = this; - var closeWithSuccess = function (success) { - ws.close(); - if (success) { - self.provider = new web3.providers.WebSocketProvider(options.websockets); - } else { - self.provider = new web3.providers.HttpRpcProvider(options.httprpc); - self.poll = self.provider.poll.bind(self.provider); - } - self.sendQueue.forEach(function (payload) { - self.provider.send(payload); - }); - self.onmessageQueue.forEach(function (handler) { - self.provider.onmessage = handler; - }); - }; - - var ws = new WebSocket(options.websockets); - - ws.onopen = function() { - closeWithSuccess(true); - }; - - ws.onerror = function() { - closeWithSuccess(false); - }; -}; - -/// Sends message forward to the provider, that is being used -/// if provider is not yet set, enqueues the message -AutoProvider.prototype.send = function (payload) { - if (this.provider) { - this.provider.send(payload); - return; - } - this.sendQueue.push(payload); -}; - -/// On incoming message sends the message to the provider that is currently being used -Object.defineProperty(AutoProvider.prototype, 'onmessage', { - set: function (handler) { - if (this.provider) { - this.provider.onmessage = handler; - return; - } - this.onmessageQueue.push(handler); - } -}); - -module.exports = AutoProvider; - -},{"./web3":8}],3:[function(require,module,exports){ +},{"./web3":6}],2:[function(require,module,exports){ /* This file is part of ethereum.js. @@ -548,9 +434,6 @@ module.exports = AutoProvider; var web3 = require('./web3'); // jshint ignore:line var abi = require('./abi'); -/// method signature length in bytes -var ETH_METHOD_SIGNATURE_LENGTH = 4; - /** * This method should be called when we want to call / transact some solidity method from javascript * it returns an object which has same methods available as solidity contract description @@ -585,29 +468,29 @@ var contract = function (address, desc) { var impl = function () { var params = Array.prototype.slice.call(arguments); var parsed = inputParser[displayName][typeName].apply(null, params); - - var onSuccess = function (result) { - return outputParser[displayName][typeName](result); - }; + var signature = abi.methodSignature(method.name); return { call: function (extra) { extra = extra || {}; extra.to = address; - return abi.methodSignature(desc, method.name).then(function (signature) { - extra.data = signature.slice(0, 2 + ETH_METHOD_SIGNATURE_LENGTH * 2) + parsed; - return web3.eth.call(extra).then(onSuccess); - }); + extra.data = signature + parsed; + + var result = web3.eth.call(extra); + return outputParser[displayName][typeName](result); }, transact: function (extra) { extra = extra || {}; extra.to = address; - return abi.methodSignature(desc, method.name).then(function (signature) { - extra.data = signature.slice(0, 2 + ETH_METHOD_SIGNATURE_LENGTH * 2) + parsed; - web3._currentContractAbi = desc; - web3._currentContractAddress = address; - return web3.eth.transact(extra).then(onSuccess); - }); + extra.data = signature + parsed; + + /// it's used by natspec.js + /// TODO: figure a better way to solve this + web3._currentContractAbi = desc; + web3._currentContractAddress = address; + + var result = web3.eth.transact(extra); + return outputParser[displayName][typeName](result); } }; }; @@ -625,7 +508,7 @@ var contract = function (address, desc) { module.exports = contract; -},{"./abi":1,"./web3":8}],4:[function(require,module,exports){ +},{"./abi":1,"./web3":6}],3:[function(require,module,exports){ /* This file is part of ethereum.js. @@ -659,13 +542,9 @@ var Filter = function(options, impl) { this.impl = impl; this.callbacks = []; - var self = this; - this.promise = impl.newFilter(options); - this.promise.then(function (id) { - self.id = id; - web3.on(impl.changed, id, self.trigger.bind(self)); - web3.provider.startPolling({call: impl.changed, args: [id]}, id); - }); + this.id = impl.newFilter(options); + web3.on(impl.changed, this.id, this.trigger.bind(this)); + web3.provider.startPolling({call: impl.changed, args: [this.id]}, this.id); }; /// alias for changed* @@ -675,10 +554,7 @@ Filter.prototype.arrived = function(callback) { /// gets called when there is new eth/shh message Filter.prototype.changed = function(callback) { - var self = this; - this.promise.then(function(id) { - self.callbacks.push(callback); - }); + this.callbacks.push(callback); }; /// trigger calling new message from people @@ -690,20 +566,14 @@ Filter.prototype.trigger = function(messages) { /// should be called to uninstall current filter Filter.prototype.uninstall = function() { - var self = this; - this.promise.then(function (id) { - self.impl.uninstallFilter(id); - web3.provider.stopPolling(id); - web3.off(impl.changed, id); - }); + this.impl.uninstallFilter(this.id); + web3.provider.stopPolling(this.id); + web3.off(impl.changed, this.id); }; /// should be called to manually trigger getting latest messages from the client Filter.prototype.messages = function() { - var self = this; - return this.promise.then(function (id) { - return self.impl.getMessages(id); - }); + return this.impl.getMessages(this.id); }; /// alias for messages @@ -713,7 +583,7 @@ Filter.prototype.logs = function () { module.exports = Filter; -},{"./web3":8}],5:[function(require,module,exports){ +},{"./web3":6}],4:[function(require,module,exports){ /* This file is part of ethereum.js. @@ -730,28 +600,16 @@ module.exports = Filter; You should have received a copy of the GNU Lesser General Public License along with ethereum.js. If not, see <http://www.gnu.org/licenses/>. */ -/** @file httprpc.js +/** @file httpsync.js * @authors: * Marek Kotewicz <marek@ethdev.com> * Marian Oancea <marian@ethdev.com> * @date 2014 */ -// TODO: is these line is supposed to be here? -if ("build" !== 'build') {/* - var XMLHttpRequest = require('xmlhttprequest').XMLHttpRequest; // jshint ignore:line -*/} - -/** - * HttpRpcProvider object prototype is implementing 'provider protocol' - * Should be used when we want to connect to ethereum backend over http && jsonrpc - * It's compatible with cpp client - * The contructor allows to specify host uri - * This provider is using in-browser polling mechanism - */ -var HttpRpcProvider = function (host) { +var HttpSyncProvider = function (host) { this.handlers = []; - this.host = host; + this.host = host || 'http://localhost:8080'; }; /// Transforms inner message to proper jsonrpc object @@ -779,69 +637,21 @@ function formatJsonRpcMessage(message) { }; } -/// Prototype object method -/// Asynchronously sends request to server -/// @param payload is inner message object -/// @param cb is callback which is being called when response is comes back -HttpRpcProvider.prototype.sendRequest = function (payload, cb) { +HttpSyncProvider.prototype.send = function (payload) { var data = formatJsonRpcObject(payload); - + var request = new XMLHttpRequest(); - request.open("POST", this.host, true); + request.open('POST', this.host, false); request.send(JSON.stringify(data)); - request.onreadystatechange = function () { - if (request.readyState === 4 && cb) { - cb(request); - } - }; -}; - -/// Prototype object method -/// Should be called when we want to send single api request to server -/// Asynchronous -/// On response it passes message to handlers -/// @param payload is inner message object -HttpRpcProvider.prototype.send = function (payload) { - var self = this; - this.sendRequest(payload, function (request) { - self.handlers.forEach(function (handler) { - handler.call(self, formatJsonRpcMessage(request.responseText)); - }); - }); -}; - -/// Prototype object method -/// Should be called only for polling requests -/// Asynchronous -/// On response it passege message to handlers, but only if message's result is true or not empty array -/// Otherwise response is being silently ignored -/// @param payload is inner message object -/// @id is id of poll that we are calling -HttpRpcProvider.prototype.poll = function (payload, id) { - var self = this; - this.sendRequest(payload, function (request) { - var parsed = JSON.parse(request.responseText); - if (parsed.error || (parsed.result instanceof Array ? parsed.result.length === 0 : !parsed.result)) { - return; - } - self.handlers.forEach(function (handler) { - handler.call(self, {_event: payload.call, _id: id, data: parsed.result}); - }); - }); + + // check request.status + return request.responseText; }; -/// Prototype object property -/// Should be used to set message handlers for this provider -Object.defineProperty(HttpRpcProvider.prototype, "onmessage", { - set: function (handler) { - this.handlers.push(handler); - } -}); - -module.exports = HttpRpcProvider; +module.exports = HttpSyncProvider; -},{}],6:[function(require,module,exports){ +},{}],5:[function(require,module,exports){ /* This file is part of ethereum.js. @@ -900,21 +710,20 @@ var ProviderManager = function() { }; /// sends outgoing requests, if provider is not available, enqueue the request -ProviderManager.prototype.send = function(data, cb) { - data._id = this.id; - if (cb) { - web3._callbacks[data._id] = cb; - } +ProviderManager.prototype.send = function(data) { data.args = data.args || []; - this.id++; + data._id = this.id++; - if(this.provider !== undefined) { - this.provider.send(data); - } else { - console.warn("provider is not set"); - this.queued.push(data); + if (this.provider === undefined) { + console.error('provider is not set'); + return undefined; } + + //TODO: handle error here? + var result = this.provider.send(data); + result = JSON.parse(result); + return result.result; }; /// setups provider, which will be used for sending messages @@ -927,14 +736,6 @@ ProviderManager.prototype.set = function(provider) { this.ready = true; }; -/// resends queued messages -ProviderManager.prototype.sendQueued = function() { - for(var i = 0; this.queued.length; i++) { - // Resend - this.send(this.queued[i]); - } -}; - /// @returns true if the provider i properly set ProviderManager.prototype.installed = function() { return this.provider !== undefined; @@ -962,66 +763,7 @@ ProviderManager.prototype.stopPolling = function (pollId) { module.exports = ProviderManager; -},{"./web3":8}],7:[function(require,module,exports){ -/* - This file is part of ethereum.js. - - ethereum.js is free software: you can redistribute it and/or modify - it under the terms of the GNU Lesser General Public License as published by - the Free Software Foundation, either version 3 of the License, or - (at your option) any later version. - - ethereum.js is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public License - along with ethereum.js. If not, see <http://www.gnu.org/licenses/>. -*/ -/** @file qt.js - * @authors: - * Jeffrey Wilcke <jeff@ethdev.com> - * Marek Kotewicz <marek@ethdev.com> - * @date 2014 - */ - -/** - * QtProvider object prototype is implementing 'provider protocol' - * Should be used inside ethereum browser. It's compatible with cpp and go clients. - * It uses navigator.qt object to pass the messages to native bindings - */ -var QtProvider = function() { - this.handlers = []; - - var self = this; - navigator.qt.onmessage = function (message) { - self.handlers.forEach(function (handler) { - handler.call(self, JSON.parse(message.data)); - }); - }; -}; - -/// Prototype object method -/// Should be called when we want to send single api request to native bindings -/// Asynchronous -/// Response will be received by navigator.qt.onmessage method and passed to handlers -/// @param payload is inner message object -QtProvider.prototype.send = function(payload) { - navigator.qt.postMessage(JSON.stringify(payload)); -}; - -/// Prototype object property -/// Should be used to set message handlers for this provider -Object.defineProperty(QtProvider.prototype, "onmessage", { - set: function(handler) { - this.handlers.push(handler); - } -}); - -module.exports = QtProvider; - -},{}],8:[function(require,module,exports){ +},{"./web3":6}],6:[function(require,module,exports){ /* This file is part of ethereum.js. @@ -1047,47 +789,31 @@ module.exports = QtProvider; * @date 2014 */ -/// Recursively resolves all promises in given object and replaces the resolved values with promises -/// @param any object/array/promise/anything else.. -/// @returns (resolves) object with replaced promises with their result -function flattenPromise (obj) { - if (obj instanceof Promise) { - return Promise.resolve(obj); - } - - if (obj instanceof Array) { - return new Promise(function (resolve) { - var promises = obj.map(function (o) { - return flattenPromise(o); - }); - - return Promise.all(promises).then(function (res) { - for (var i = 0; i < obj.length; i++) { - obj[i] = res[i]; - } - resolve(obj); - }); - }); - } - - if (obj instanceof Object) { - return new Promise(function (resolve) { - var keys = Object.keys(obj); - var promises = keys.map(function (key) { - return flattenPromise(obj[key]); - }); - - return Promise.all(promises).then(function (res) { - for (var i = 0; i < keys.length; i++) { - obj[keys[i]] = res[i]; - } - resolve(obj); - }); - }); - } +if ("build" !== 'build') {/* + var BigNumber = require('bignumber.js'); +*/} - return Promise.resolve(obj); -} +var ETH_UNITS = [ + 'wei', + 'Kwei', + 'Mwei', + 'Gwei', + 'szabo', + 'finney', + 'ether', + 'grand', + 'Mether', + 'Gether', + 'Tether', + 'Pether', + 'Eether', + 'Zether', + 'Yether', + 'Nether', + 'Dether', + 'Vether', + 'Uether' +]; /// @returns an array of objects describing web3 api methods var web3Methods = function () { @@ -1193,21 +919,11 @@ var shhWatchMethods = function () { var setupMethods = function (obj, methods) { methods.forEach(function (method) { obj[method.name] = function () { - return flattenPromise(Array.prototype.slice.call(arguments)).then(function (args) { - var call = typeof method.call === "function" ? method.call(args) : method.call; - return {call: call, args: args}; - }).then(function (request) { - return new Promise(function (resolve, reject) { - web3.provider.send(request, function (err, result) { - if (!err) { - resolve(result); - return; - } - reject(err); - }); - }); - }).catch(function(err) { - console.error(err); + var args = Array.prototype.slice.call(arguments); + var call = typeof method.call === 'function' ? method.call(args) : method.call; + return web3.provider.send({ + call: call, + args: args }); }; }); @@ -1219,30 +935,16 @@ var setupProperties = function (obj, properties) { properties.forEach(function (property) { var proto = {}; proto.get = function () { - return new Promise(function(resolve, reject) { - web3.provider.send({call: property.getter}, function(err, result) { - if (!err) { - resolve(result); - return; - } - reject(err); - }); + return web3.provider.send({ + call: property.getter }); }; + if (property.setter) { proto.set = function (val) { - return flattenPromise([val]).then(function (args) { - return new Promise(function (resolve) { - web3.provider.send({call: property.setter, args: args}, function (err, result) { - if (!err) { - resolve(result); - return; - } - reject(err); - }); - }); - }).catch(function (err) { - console.error(err); + return web3.provider.send({ + call: property.setter, + args: [val] }); }; } @@ -1250,15 +952,6 @@ var setupProperties = function (obj, properties) { }); }; -// TODO: import from a dependency, don't duplicate. -var hexToDec = function (hex) { - return parseInt(hex, 16).toString(); -}; - -var decToHex = function (dec) { - return parseInt(dec).toString(16); -}; - /// setups web3 object, and it's in-browser executed methods var web3 = { _callbacks: {}, @@ -1305,19 +998,20 @@ var web3 = { /// @returns decimal representaton of hex value prefixed by 0x toDecimal: function (val) { - return hexToDec(val.substring(2)); + return (new BigNumber(val.substring(2), 16).toString(10)); }, /// @returns hex representation (prefixed by 0x) of decimal value fromDecimal: function (val) { - return "0x" + decToHex(val); + return "0x" + (new BigNumber(val).toString(16)); }, /// used to transform value/string to eth string + /// TODO: use BigNumber.js to parse int toEth: function(str) { var val = typeof str === "string" ? str.indexOf('0x') === 0 ? parseInt(str.substr(2), 16) : parseInt(str) : str; var unit = 0; - var units = [ 'wei', 'Kwei', 'Mwei', 'Gwei', 'szabo', 'finney', 'ether', 'grand', 'Mether', 'Gether', 'Tether', 'Pether', 'Eether', 'Zether', 'Yether', 'Nether', 'Dether', 'Vether', 'Uether' ]; + var units = ETH_UNITS; while (val > 3000 && unit < units.length - 1) { val /= 1000; @@ -1354,35 +1048,6 @@ var web3 = { } }, - /// used by filter to register callback with given id - on: function(event, id, cb) { - if(web3._events[event] === undefined) { - web3._events[event] = {}; - } - - web3._events[event][id] = cb; - return this; - }, - - /// used by filter to unregister callback with given id - off: function(event, id) { - if(web3._events[event] !== undefined) { - delete web3._events[event][id]; - } - - return this; - }, - - /// used to trigger callback registered by filter - trigger: function(event, id, data) { - var callbacks = web3._events[event]; - if (!callbacks || !callbacks[id]) { - return; - } - var cb = callbacks[id]; - cb(data); - }, - /// @returns true if provider is installed haveProvider: function() { return !!web3.provider.provider; @@ -1409,145 +1074,26 @@ var shhWatch = { setupMethods(shhWatch, shhWatchMethods()); web3.setProvider = function(provider) { - provider.onmessage = messageHandler; + //provider.onmessage = messageHandler; // there will be no async calls, to remove web3.provider.set(provider); - web3.provider.sendQueued(); }; -/// callled when there is new incoming message -function messageHandler(data) { - if(data._event !== undefined) { - web3.trigger(data._event, data._id, data.data); - return; - } - - if(data._id) { - var cb = web3._callbacks[data._id]; - if (cb) { - cb.call(this, data.error, data.data); - delete web3._callbacks[data._id]; - } - } -} - module.exports = web3; -},{}],9:[function(require,module,exports){ -/* - This file is part of ethereum.js. - - ethereum.js is free software: you can redistribute it and/or modify - it under the terms of the GNU Lesser General Public License as published by - the Free Software Foundation, either version 3 of the License, or - (at your option) any later version. - - ethereum.js is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public License - along with ethereum.js. If not, see <http://www.gnu.org/licenses/>. -*/ -/** @file websocket.js - * @authors: - * Jeffrey Wilcke <jeff@ethdev.com> - * Marek Kotewicz <marek@ethdev.com> - * Marian Oancea <marian@ethdev.com> - * @date 2014 - */ - -// TODO: is these line is supposed to be here? -if ("build" !== 'build') {/* - var WebSocket = require('ws'); // jshint ignore:line -*/} - -/** - * WebSocketProvider object prototype is implementing 'provider protocol' - * Should be used when we want to connect to ethereum backend over websockets - * It's compatible with go client - * The constructor allows to specify host uri - */ -var WebSocketProvider = function(host) { - - // onmessage handlers - this.handlers = []; - - // queue will be filled with messages if send is invoked before the ws is ready - this.queued = []; - this.ready = false; - - this.ws = new WebSocket(host); - - var self = this; - this.ws.onmessage = function(event) { - for(var i = 0; i < self.handlers.length; i++) { - self.handlers[i].call(self, JSON.parse(event.data), event); - } - }; - - this.ws.onopen = function() { - self.ready = true; - - for (var i = 0; i < self.queued.length; i++) { - // Resend - self.send(self.queued[i]); - } - }; -}; - -/// Prototype object method -/// Should be called when we want to send single api request to server -/// Asynchronous, it's using websockets -/// Response for the call will be received by ws.onmessage -/// @param payload is inner message object -WebSocketProvider.prototype.send = function(payload) { - if (this.ready) { - var data = JSON.stringify(payload); - - this.ws.send(data); - } else { - this.queued.push(payload); - } -}; - -/// Prototype object method -/// Should be called to add handlers -WebSocketProvider.prototype.onMessage = function(handler) { - this.handlers.push(handler); -}; - -/// Prototype object method -/// Should be called to close websockets connection -WebSocketProvider.prototype.unload = function() { - this.ws.close(); -}; - -/// Prototype object property -/// Should be used to set message handlers for this provider -Object.defineProperty(WebSocketProvider.prototype, "onmessage", { - set: function(provider) { this.onMessage(provider); } -}); - -if (typeof(module) !== "undefined") - module.exports = WebSocketProvider; - },{}],"web3":[function(require,module,exports){ var web3 = require('./lib/web3'); var ProviderManager = require('./lib/providermanager'); web3.provider = new ProviderManager(); web3.filter = require('./lib/filter'); -web3.providers.WebSocketProvider = require('./lib/websocket'); -web3.providers.HttpRpcProvider = require('./lib/httprpc'); -web3.providers.QtProvider = require('./lib/qt'); -web3.providers.AutoProvider = require('./lib/autoprovider'); +web3.providers.HttpSyncProvider = require('./lib/httpsync'); web3.eth.contract = require('./lib/contract'); web3.abi = require('./lib/abi'); + module.exports = web3; -},{"./lib/abi":1,"./lib/autoprovider":2,"./lib/contract":3,"./lib/filter":4,"./lib/httprpc":5,"./lib/providermanager":6,"./lib/qt":7,"./lib/web3":8,"./lib/websocket":9}]},{},["web3"]) +},{"./lib/abi":1,"./lib/contract":2,"./lib/filter":3,"./lib/httpsync":4,"./lib/providermanager":5,"./lib/web3":6}]},{},["web3"]) //# sourceMappingURL=ethereum.js.map
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