mirror of https://github.com/status-im/web3.js.git
added dechunker back for backwards compatibility
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4a090ff371
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@ -21,6 +21,8 @@ This way developers can watch for additional events like on "receipt" or "transa
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web3.eth.sendTransaction({from: '0x123...', data: '0x432...'})
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.once('transactionHash', function(hash){ ... })
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.once('receipt', function(receipt){ ... })
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.on('confirmation', function(confNumber, receipt){ ... })
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.on('error', function(error){ ... })
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.then(function(receipt){
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// will be fired once the receipt its mined
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});
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@ -32,15 +32,13 @@ First you need to get web3.js into your project. This can be done using the foll
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- pure js: link the ``dist/web3.min.js``
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After that you need to create a web3 instance and set a provider.
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If you are in a ethereum supported Browser like Mist or MetaMask check if the ``web3`` object is available:
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Ethereum supported Browsers like Mist or MetaMask will have a ``ethereumProvider`` available, web3.js is setting this one to ``Web3.givenProvider``.
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If this property is ``null`` you need to connect to a remote/local node.
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.. code-block:: javascript
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if (typeof web3 !== 'undefined') {
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web3 = new Web3(web3.currentProvider);
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} else {
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// set the provider you want from Web3.providers
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web3 = new Web3(new Web3.providers.HttpProvider("http://localhost:8545"));
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}
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// in node.js use: var Web3 = require('web3');
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var web3 = new Web3(Web3.givenProvider || new Web3.providers.WebsocketProvider("ws://localhost:8546"));
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Thats it! now you can use the ``web3`` object.
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@ -14,13 +14,13 @@ For more see the `Swarm Docs <http://swarm-guide.readthedocs.io/en/latest/>`_.
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var Bzz = require('web3-bzz');
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// "Bzz.providers.givenProvider" will be set if in an Ethereum supported browser.
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var bzz = new Bzz(Bzz.providers.givenProvider || new Bzz.providers.WebsocketProvider('ws://some.local-or-remote.node:8546'));
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var bzz = new Bzz(Bzz.givenProvider || new Bzz.providers.WebsocketProvider('ws://some.local-or-remote.node:8546'));
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// or using the web3 umbrella package
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var Web3 = require('web3');
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var web3 = new Web3(Web3.providers.givenProvider || new Web3.providers.WebsocketProvider('ws://some.local-or-remote.node:8546'));
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var web3 = new Web3(Web3.givenProvider || new Web3.providers.WebsocketProvider('ws://some.local-or-remote.node:8546'));
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// -> web3.bzz
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@ -10,13 +10,13 @@ The ``web3-eth`` package allows you to interact with an Ethereum blockchain and
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var Eth = require('web3-eth');
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// "Eth.providers.givenProvider" will be set if in an Ethereum supported browser.
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var eth = new Eth(Eth.providers.givenProvider || new Eth.providers.WebsocketProvider('ws://some.local-or-remote.node:8546'));
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var eth = new Eth(Eth.givenProvider || new Eth.providers.WebsocketProvider('ws://some.local-or-remote.node:8546'));
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// or using the web3 umbrella package
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var Web3 = require('web3');
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var web3 = new Web3(Web3.providers.givenProvider || new Web3.providers.WebsocketProvider('ws://some.local-or-remote.node:8546'));
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var web3 = new Web3(Web3.givenProvider || new Web3.providers.WebsocketProvider('ws://some.local-or-remote.node:8546'));
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// -> web3.eth
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@ -14,13 +14,13 @@ For more see `Whisper Overview <https://github.com/ethereum/wiki/wiki/Whisper-O
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var Shh = require('web3-shh');
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// "Shh.providers.givenProvider" will be set if in an Ethereum supported browser.
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var shh = new Shh(Shh.providers.givenProvider || new Shh.providers.WebsocketProvider('ws://some.local-or-remote.node:8546'));
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var shh = new Shh(Shh.givenProvider || new Shh.providers.WebsocketProvider('ws://some.local-or-remote.node:8546'));
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// or using the web3 umbrella package
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var Web3 = require('web3');
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var web3 = new Web3(Web3.providers.givenProvider || new Web3.providers.WebsocketProvider('ws://some.local-or-remote.node:8546'));
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var web3 = new Web3(Web3.givenProvider || new Web3.providers.WebsocketProvider('ws://some.local-or-remote.node:8546'));
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// -> web3.shh
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@ -9,9 +9,10 @@ The web3.js object is a umbrella package to house all ethereum related modules.
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var Web3 = require('web3');
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// "Web3.providers.givenProvider" will be set if in an Ethereum supported browser.
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var web3 = new Web3(Web3.providers.givenProvider || new Web3.providers.WebsocketProvider('ws://some.local-or-remote.node:8546'));
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var web3 = new Web3(Web3.givenProvider || new Web3.providers.WebsocketProvider('ws://some.local-or-remote.node:8546'));
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// -> web3.eth
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// -> web3.personal
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// -> web3.shh
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// -> web3.bzz
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// -> web3.utils
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@ -7,6 +7,7 @@
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"main": "src/index.js",
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"dependencies": {
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"web3-core-helpers": "^1.0.0",
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"web3-providers-ipc": "^1.0.0",
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"underscore": "^1.8.3",
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"oboe": "^2.1.3",
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"xmlhttprequest": "*",
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@ -30,7 +30,7 @@ var BatchManager = require('./batch');
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/**
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/**
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* It's responsible for passing messages to providers
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* It's also responsible for polling the ethereum node for incoming messages
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* Default poll timeout is 1 second
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@ -46,18 +46,27 @@ var RequestManager = function RequestManager(provider) {
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// ADD GIVEN PROVIDER
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/* jshint ignore:start */
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var IpcProvider = require('web3-providers-ipc');
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var global = Function('return this')();
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if(typeof global.ethereumProvider !== 'undefined') {
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RequestManager.givenProvider = global.ethereumProvider;
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} else if(typeof global.web3 !== 'undefined' && global.web3.currentProvider) {
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// if connection object is available, create new provider
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if (global.web3.currentProvider.connection) {
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RequestManager.givenProvider = new IpcProvider('', global.web3.currentProvider.connection);
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// otherwise subscription aren't available
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} else {
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if(global.web3.currentProvider.sendAsync) {
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global.web3.currentProvider.send = global.web3.currentProvider.sendAsync;
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delete global.web3.currentProvider.sendAsync;
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}
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RequestManager.givenProvider = global.web3.currentProvider;
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}
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}
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/* jshint ignore:end */
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@ -37,10 +37,8 @@ var IpcProvider = function (path, net) {
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this.addDefaultEvents();
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// LISTEN FOR CONNECTION RESPONSES
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oboe(this.connection)
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.done(function(result) {
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var callback = function(result) {
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/*jshint maxcomplexity: 6 */
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var id = null;
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@ -67,7 +65,17 @@ var IpcProvider = function (path, net) {
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_this.responseCallbacks[id](null, result);
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delete _this.responseCallbacks[id];
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}
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};
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// use oboe.js for Sockets
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if (net.constructor.name === 'Socket') {
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oboe(this.connection)
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.done(callback);
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} else {
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this.connection.on('data', function(data){
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_this._parseResponse(data.toString()).forEach(callback);
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});
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}
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};
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/**
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@ -101,6 +109,63 @@ IpcProvider.prototype.addDefaultEvents = function(){
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};
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/**
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Will parse the response and make an array out of it.
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NOTE, this exists for backwards compatibility reasons.
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@method _parseResponse
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@param {String} data
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*/
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IpcProvider.prototype._parseResponse = function(data) {
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var _this = this,
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returnValues = [];
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// DE-CHUNKER
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var dechunkedData = data
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.replace(/\}[\n\r]?\{/g,'}|--|{') // }{
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.replace(/\}\][\n\r]?\[\{/g,'}]|--|[{') // }][{
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.replace(/\}[\n\r]?\[\{/g,'}|--|[{') // }[{
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.replace(/\}\][\n\r]?\{/g,'}]|--|{') // }]{
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.split('|--|');
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dechunkedData.forEach(function(data){
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// prepend the last chunk
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if(_this.lastChunk)
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data = _this.lastChunk + data;
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var result = null;
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try {
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result = JSON.parse(data);
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} catch(e) {
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_this.lastChunk = data;
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// start timeout to cancel all requests
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clearTimeout(_this.lastChunkTimeout);
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_this.lastChunkTimeout = setTimeout(function(){
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_this._timeout();
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throw errors.InvalidResponse(data);
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}, 1000 * 15);
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return;
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}
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// cancel timeout and set chunk to null
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clearTimeout(_this.lastChunkTimeout);
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_this.lastChunk = null;
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if(result)
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returnValues.push(result);
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});
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return returnValues;
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};
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/**
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Get the adds a callback to the responseCallbacks object,
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which will be called if a response matching the response Id will arrive.
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