status-react/resources/js/web3_init.js

103 lines
2.9 KiB
JavaScript

if(typeof StatusHttpProvider === "undefined"){
var callbackId = 0;
var callbacks = {};
function httpCallback(id, data) {
var result = data;
var error = null;
try {
result = JSON.parse(data);
} catch (e) {
error = {message: "InvalidResponse"};
}
if (callbacks[id]) {
callbacks[id](error, result);
}
}
var StatusHttpProvider = function (host, timeout) {
this.host = host || 'http://localhost:8545';
this.timeout = timeout || 0;
};
function syncResponse(payload, result){
return {id: payload.id,
jsonrpc: "2.0",
result: result};
}
StatusHttpProvider.prototype.send = function (payload) {
//TODO to be compatible with MM https://github.com/MetaMask/faq/blob/master/DEVELOPERS.md#dizzy-all-async---think-of-metamask-as-a-light-client
if (payload.method == "eth_accounts"){
return syncResponse(payload, [currentAccountAddress])
} else if (payload.method == "eth_coinbase"){
return syncResponse(payload, currentAccountAddress)
} else if (payload.method == "net_version"){
return syncResponse(payload, networkId)
} else {
alert('You tried to send "' + payload.method + '" synchronously. Synchronous requests are not supported, sorry.');
return null;
}
};
StatusHttpProvider.prototype.prepareRequest = function () {
var request = new XMLHttpRequest();
request.open('POST', this.host, false);
request.setRequestHeader('Content-Type', 'application/json');
return request;
};
function sendAsync(payload, callback) {
var messageId = callbackId++;
callbacks[messageId] = callback;
if (typeof StatusBridge == "undefined") {
var data = {
payload: JSON.stringify(payload),
callbackId: JSON.stringify(messageId),
host: this.host
};
webkit.messageHandlers.sendRequest.postMessage(JSON.stringify(data));
} else {
StatusBridge.sendRequest(this.host, JSON.stringify(messageId), JSON.stringify(payload));
}
};
StatusHttpProvider.prototype.sendAsync = sendAsync;
/**
* Synchronously tries to make Http request
*
* @method isConnected
* @return {Boolean} returns true if request haven't failed. Otherwise false
*/
StatusHttpProvider.prototype.isConnected = function () {
try {
this.sendAsync({
id: 9999999999,
jsonrpc: '2.0',
method: 'net_listening',
params: []
}, function () {
});
return true;
} catch (e) {
return false;
}
};
}
var protocol = window.location.protocol
var address = providerAddress || "http://localhost:8545";
console.log(protocol);
if (typeof web3 === "undefined") {
if (protocol == "https:" || protocol == "http:") {
console.log("StatusHttpProvider");
web3 = new Web3(new StatusHttpProvider(address));
web3.eth.defaultAccount = currentAccountAddress;
}
}