node-bitcoin/lib/index.js
2013-05-05 14:02:14 -04:00

88 lines
2.3 KiB
JavaScript

var deprecate = require('deprecate'),
commands = require('./commands'),
commandsDeprecated = require('./commands_deprecated'),
rpc = require('./jsonrpc');
//===----------------------------------------------------------------------===//
// Client
//===----------------------------------------------------------------------===//
function Client() {
var args = [].slice.call(arguments),
opts = {};
if (args.length > 1) {
deprecate('calling bitcoin.Client with more than one argument is deprecated');
opts.host = args[0];
opts.port = args[1];
opts.user = args[2];
opts.pass = args[3];
} else {
opts = args[0];
}
this.rpc = new rpc.Client(opts);
}
//===----------------------------------------------------------------------===//
// cmd
//===----------------------------------------------------------------------===//
Client.prototype.cmd = function() {
var args = [].slice.call(arguments);
var cmd = args.shift();
callRpc(cmd, args, this.rpc);
}
//===----------------------------------------------------------------------===//
// callRpc
//===----------------------------------------------------------------------===//
function callRpc(cmd, args, rpc) {
var fn = args[args.length-1];
// If the last function is a callback, pop it from the args list
if(typeof fn === 'function') {
args.pop();
} else {
fn = function() {};
}
rpc.call(cmd, args, function(){
var args = [].slice.call(arguments);
args.unshift(null);
fn.apply(this, args);
}, function(err){
fn(err);
});
}
//===----------------------------------------------------------------------===//
// Initialize wrappers
//===----------------------------------------------------------------------===//
(function() {
var getWrapper = function(protoFn, deprecated) {
var command = deprecated ? commandsDeprecated[protoFn] : commands[protoFn];
return function() {
if (deprecated) {
deprecate(protoFn + ' is deprecated');
}
var args = [].slice.call(arguments);
callRpc(command, args, this.rpc);
};
};
for (var protoFn in commands) {
Client.prototype[protoFn] = getWrapper(protoFn, false);
}
for (var protoFn in commandsDeprecated) {
Client.prototype[protoFn] = getWrapper(protoFn, true);
}
})();
// Export!
module.exports.Client = Client;