aboutsummaryrefslogtreecommitdiffstats
path: root/cmd/mist/assets/ext/ethereum.js/lib/web3.js
diff options
context:
space:
mode:
Diffstat (limited to 'cmd/mist/assets/ext/ethereum.js/lib/web3.js')
-rw-r--r--cmd/mist/assets/ext/ethereum.js/lib/web3.js509
1 files changed, 509 insertions, 0 deletions
diff --git a/cmd/mist/assets/ext/ethereum.js/lib/web3.js b/cmd/mist/assets/ext/ethereum.js/lib/web3.js
new file mode 100644
index 000000000..8f5f55b40
--- /dev/null
+++ b/cmd/mist/assets/ext/ethereum.js/lib/web3.js
@@ -0,0 +1,509 @@
+/*
+ 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 main.js
+ * @authors:
+ * Jeffrey Wilcke <jeff@ethdev.com>
+ * Marek Kotewicz <marek@ethdev.com>
+ * Marian Oancea <marian@ethdev.com>
+ * Gav Wood <g@ethdev.com>
+ * @date 2014
+ */
+
+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);
+ });
+ });
+ }
+
+ return Promise.resolve(obj);
+}
+
+var web3Methods = function () {
+ return [
+ { name: 'sha3', call: 'web3_sha3' }
+ ];
+};
+
+var ethMethods = function () {
+ var blockCall = function (args) {
+ return typeof args[0] === "string" ? "eth_blockByHash" : "eth_blockByNumber";
+ };
+
+ var transactionCall = function (args) {
+ return typeof args[0] === "string" ? 'eth_transactionByHash' : 'eth_transactionByNumber';
+ };
+
+ var uncleCall = function (args) {
+ return typeof args[0] === "string" ? 'eth_uncleByHash' : 'eth_uncleByNumber';
+ };
+
+ var methods = [
+ { name: 'balanceAt', call: 'eth_balanceAt' },
+ { name: 'stateAt', call: 'eth_stateAt' },
+ { name: 'storageAt', call: 'eth_storageAt' },
+ { name: 'countAt', call: 'eth_countAt'},
+ { name: 'codeAt', call: 'eth_codeAt' },
+ { name: 'transact', call: 'eth_transact' },
+ { name: 'call', call: 'eth_call' },
+ { name: 'block', call: blockCall },
+ { name: 'transaction', call: transactionCall },
+ { name: 'uncle', call: uncleCall },
+ { name: 'compilers', call: 'eth_compilers' },
+ { name: 'lll', call: 'eth_lll' },
+ { name: 'solidity', call: 'eth_solidity' },
+ { name: 'serpent', call: 'eth_serpent' },
+ { name: 'logs', call: 'eth_logs' }
+ ];
+ return methods;
+};
+
+var ethProperties = function () {
+ return [
+ { name: 'coinbase', getter: 'eth_coinbase', setter: 'eth_setCoinbase' },
+ { name: 'listening', getter: 'eth_listening', setter: 'eth_setListening' },
+ { name: 'mining', getter: 'eth_mining', setter: 'eth_setMining' },
+ { name: 'gasPrice', getter: 'eth_gasPrice' },
+ { name: 'account', getter: 'eth_account' },
+ { name: 'accounts', getter: 'eth_accounts' },
+ { name: 'peerCount', getter: 'eth_peerCount' },
+ { name: 'defaultBlock', getter: 'eth_defaultBlock', setter: 'eth_setDefaultBlock' },
+ { name: 'number', getter: 'eth_number'}
+ ];
+};
+
+var dbMethods = function () {
+ return [
+ { name: 'put', call: 'db_put' },
+ { name: 'get', call: 'db_get' },
+ { name: 'putString', call: 'db_putString' },
+ { name: 'getString', call: 'db_getString' }
+ ];
+};
+
+var shhMethods = function () {
+ return [
+ { name: 'post', call: 'shh_post' },
+ { name: 'newIdentity', call: 'shh_newIdentity' },
+ { name: 'haveIdentity', call: 'shh_haveIdentity' },
+ { name: 'newGroup', call: 'shh_newGroup' },
+ { name: 'addToGroup', call: 'shh_addToGroup' }
+ ];
+};
+
+var ethWatchMethods = function () {
+ var newFilter = function (args) {
+ return typeof args[0] === 'string' ? 'eth_newFilterString' : 'eth_newFilter';
+ };
+
+ return [
+ { name: 'newFilter', call: newFilter },
+ { name: 'uninstallFilter', call: 'eth_uninstallFilter' },
+ { name: 'getMessages', call: 'eth_filterLogs' }
+ ];
+};
+
+var shhWatchMethods = function () {
+ return [
+ { name: 'newFilter', call: 'shh_newFilter' },
+ { name: 'uninstallFilter', call: 'shh_uninstallFilter' },
+ { name: 'getMessage', call: 'shh_getMessages' }
+ ];
+};
+
+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 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);
+ });
+ });
+ };
+ 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);
+ });
+ };
+ }
+ Object.defineProperty(obj, property.name, proto);
+ });
+};
+
+// 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);
+};
+
+
+var web3 = {
+ _callbacks: {},
+ _events: {},
+ providers: {},
+
+ toHex: function(str) {
+ var hex = "";
+ for(var i = 0; i < str.length; i++) {
+ var n = str.charCodeAt(i).toString(16);
+ hex += n.length < 2 ? '0' + n : n;
+ }
+
+ return hex;
+ },
+
+ toAscii: function(hex) {
+ // Find termination
+ var str = "";
+ var i = 0, l = hex.length;
+ if (hex.substring(0, 2) === '0x')
+ i = 2;
+ for(; i < l; i+=2) {
+ var code = hex.charCodeAt(i);
+ if(code === 0) {
+ break;
+ }
+
+ str += String.fromCharCode(parseInt(hex.substr(i, 2), 16));
+ }
+
+ return str;
+ },
+
+ fromAscii: function(str, pad) {
+ pad = pad === undefined ? 32 : pad;
+ var hex = this.toHex(str);
+ while(hex.length < pad*2)
+ hex += "00";
+ return "0x" + hex;
+ },
+
+ toDecimal: function (val) {
+ return hexToDec(val.substring(2));
+ },
+
+ fromDecimal: function (val) {
+ return "0x" + decToHex(val);
+ },
+
+ 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' ];
+ while (val > 3000 && unit < units.length - 1)
+ {
+ val /= 1000;
+ unit++;
+ }
+ var s = val.toString().length < val.toFixed(2).length ? val.toString() : val.toFixed(2);
+ var replaceFunction = function($0, $1, $2) {
+ return $1 + ',' + $2;
+ };
+
+ while (true) {
+ var o = s;
+ s = s.replace(/(\d)(\d\d\d[\.\,])/, replaceFunction);
+ if (o === s)
+ break;
+ }
+ return s + ' ' + units[unit];
+ },
+
+ eth: {
+ prototype: Object(), // jshint ignore:line
+ watch: function (params) {
+ return new Filter(params, ethWatch);
+ }
+ },
+
+ db: {
+ prototype: Object() // jshint ignore:line
+ },
+
+ shh: {
+ prototype: Object(), // jshint ignore:line
+ watch: function (params) {
+ return new Filter(params, shhWatch);
+ }
+ },
+
+ on: function(event, id, cb) {
+ if(web3._events[event] === undefined) {
+ web3._events[event] = {};
+ }
+
+ web3._events[event][id] = cb;
+ return this;
+ },
+
+ off: function(event, id) {
+ if(web3._events[event] !== undefined) {
+ delete web3._events[event][id];
+ }
+
+ return this;
+ },
+
+ trigger: function(event, id, data) {
+ var callbacks = web3._events[event];
+ if (!callbacks || !callbacks[id]) {
+ return;
+ }
+ var cb = callbacks[id];
+ cb(data);
+ }
+};
+
+setupMethods(web3, web3Methods());
+setupMethods(web3.eth, ethMethods());
+setupProperties(web3.eth, ethProperties());
+setupMethods(web3.db, dbMethods());
+setupMethods(web3.shh, shhMethods());
+
+var ethWatch = {
+ changed: 'eth_changed'
+};
+setupMethods(ethWatch, ethWatchMethods());
+var shhWatch = {
+ changed: 'shh_changed'
+};
+setupMethods(shhWatch, shhWatchMethods());
+
+var ProviderManager = function() {
+ this.queued = [];
+ this.polls = [];
+ this.ready = false;
+ this.provider = undefined;
+ this.id = 1;
+
+ var self = this;
+ var poll = function () {
+ if (self.provider && self.provider.poll) {
+ self.polls.forEach(function (data) {
+ data.data._id = self.id;
+ self.id++;
+ self.provider.poll(data.data, data.id);
+ });
+ }
+ setTimeout(poll, 12000);
+ };
+ poll();
+};
+
+ProviderManager.prototype.send = function(data, cb) {
+ data._id = this.id;
+ if (cb) {
+ web3._callbacks[data._id] = cb;
+ }
+
+ data.args = data.args || [];
+ this.id++;
+
+ if(this.provider !== undefined) {
+ this.provider.send(data);
+ } else {
+ console.warn("provider is not set");
+ this.queued.push(data);
+ }
+};
+
+ProviderManager.prototype.set = function(provider) {
+ if(this.provider !== undefined && this.provider.unload !== undefined) {
+ this.provider.unload();
+ }
+
+ this.provider = provider;
+ this.ready = true;
+};
+
+ProviderManager.prototype.sendQueued = function() {
+ for(var i = 0; this.queued.length; i++) {
+ // Resend
+ this.send(this.queued[i]);
+ }
+};
+
+ProviderManager.prototype.installed = function() {
+ return this.provider !== undefined;
+};
+
+ProviderManager.prototype.startPolling = function (data, pollId) {
+ if (!this.provider || !this.provider.poll) {
+ return;
+ }
+ this.polls.push({data: data, id: pollId});
+};
+
+ProviderManager.prototype.stopPolling = function (pollId) {
+ for (var i = this.polls.length; i--;) {
+ var poll = this.polls[i];
+ if (poll.id === pollId) {
+ this.polls.splice(i, 1);
+ }
+ }
+};
+
+web3.provider = new ProviderManager();
+
+web3.setProvider = function(provider) {
+ provider.onmessage = messageHandler;
+ web3.provider.set(provider);
+ web3.provider.sendQueued();
+};
+
+web3.haveProvider = function() {
+ return !!web3.provider.provider;
+};
+
+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);
+ });
+};
+
+Filter.prototype.arrived = function(callback) {
+ this.changed(callback);
+};
+
+Filter.prototype.changed = function(callback) {
+ var self = this;
+ this.promise.then(function(id) {
+ self.callbacks.push(callback);
+ });
+};
+
+Filter.prototype.trigger = function(messages) {
+ for(var i = 0; i < this.callbacks.length; i++) {
+ this.callbacks[i].call(this, messages);
+ }
+};
+
+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);
+ });
+};
+
+Filter.prototype.messages = function() {
+ var self = this;
+ return this.promise.then(function (id) {
+ return self.impl.getMessages(id);
+ });
+};
+
+Filter.prototype.logs = function () {
+ return this.messages();
+};
+
+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];
+ }
+ }
+}
+
+if (typeof(module) !== "undefined")
+ module.exports = web3;
generated by cgit (git 2.34.1) at 2024-10-12 18:24:46 +0800