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Diffstat (limited to 'httprpc.js')
-rw-r--r-- | httprpc.js | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/httprpc.js b/httprpc.js deleted file mode 100644 index ef29133e8..000000000 --- a/httprpc.js +++ /dev/null @@ -1,92 +0,0 @@ -/* - 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 httprpc.js - * @authors: - * Marek Kotewicz <marek@ethdev.com> - * @date 2014 - */ - -(function () { - var HttpRpcProvider = function (host) { - this.handlers = []; - this.host = host; - }; - - function formatJsonRpcObject(object) { - return { - jsonrpc: '2.0', - method: object.call, - params: object.args, - id: object._id - } - }; - - function formatJsonRpcMessage(message) { - var object = JSON.parse(message); - - return { - _id: object.id, - data: object.result - }; - }; - - HttpRpcProvider.prototype.sendRequest = function (payload, cb) { - var data = formatJsonRpcObject(payload); - - var request = new XMLHttpRequest(); - request.open("POST", this.host, true); - request.send(JSON.stringify(data)); - request.onreadystatechange = function () { - if (request.readyState === 4 && cb) { - cb(request); - } - } - }; - - HttpRpcProvider.prototype.send = function (payload) { - var self = this; - this.sendRequest(payload, function (request) { - self.handlers.forEach(function (handler) { - handler.call(self, formatJsonRpcMessage(request.responseText)); - }); - }); - }; - - HttpRpcProvider.prototype.poll = function (payload, id) { - var self = this; - this.sendRequest(payload, function (request) { - var parsed = JSON.parse(request.responseText); - if (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}); - }); - }); - }; - - Object.defineProperty(HttpRpcProvider.prototype, "onmessage", { - set: function (handler) { - this.handlers.push(handler); - } - }); - - if (typeof(web3) !== "undefined" && web3.providers !== undefined) { - web3.providers.HttpRpcProvider = HttpRpcProvider; - } -})(); - |