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gateway-client.js
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gateway-client.js
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var qs = require('querystring'),
https = require('https');
function GatewayClient(opts, authInfo){
verifyRequiredArguments(opts);
this.request = function(request, callback){
var requestString = qs.stringify(request);
var options = {
host: opts.host,
path: opts.path,
port: 443,
method: 'POST',
headers: {
'Host': opts.host,
'Content-Type': opts.contentType,
'Content-Length': requestString.length
}
};
if (authInfo) {
options.cert = authInfo.cert;
options.key = authInfo.key;
}
var req = https.request(options);
req.end(requestString);
req.on('response', function(res){
res.on('data', function(data){
// TODO add error handling
callback(opts.responseParser.parseResponse(request, data.toString(), opts.responseOptions))
})
})
}
}
exports.GatewayClient = GatewayClient;
function verifyRequiredArguments(opts){
var required = [ 'host', 'path', 'contentType', 'responseParser' ]
if(!opts) throw new Error("Required fields missing. Need an option containing configuration details.")
var missingFields = required.filter(function(s){ return !(s in opts) || !opts[s] })
if(missingFields.length > 0){
throw new Error("GatewayClient ctor is missing required fields " + missingFields.join(','))
}
}