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request.js
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request.js
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"use strict";
var fs = require('fs'),
client = require('request'),
util = require('../util');
var jsonContent = function(res) {
// NOTE: a typical Content-Type header might look like this: "application/json; charset=utf-8"
return res.headers && res.headers['content-type'] && res.headers['content-type'].indexOf('application/json') === 0;
};
// TODO: Add support for "Accept-Encoding": "gzip"
exports.request = function(options, callback) {
var startTime = new Date().getTime(),
headers = options.headers || {},
method = options.method || 'GET',
params = options.params || {},
files = options.files || {},
clientOptions = {method: method, url: options.url, headers: headers};
if (options.url == null) throw new util.Error("http_clients_missing_url", "must specify a url, options=" + JSON.stringify(options));
if (options.files) {
headers['Content-Type'] = 'multipart/form-data';
} else if (!headers['Content-Type'] && method !== 'GET' && Object.keys(params).length > 0) {
headers['Content-Type'] = 'application/json';
}
if (options.params) {
if (method === 'GET') {
clientOptions.qs = params;
} else if (headers['Content-Type'] === 'application/json') {
clientOptions.body = JSON.stringify(params);
} else if (headers['Content-Type'] !== 'multipart/form-data') {
clientOptions.form = params;
}
}
var req = client(clientOptions, function(err, res, body) {
res = res || {};
if (body && jsonContent(res)) body = JSON.parse(body);
var responseTime = new Date().getTime() - startTime;
callback(err, {status: res.statusCode, headers: res.headers, body: body, response_time: responseTime});
});
if (headers['Content-Type'] === 'multipart/form-data') {
var form = req.form()
util.each(params, function(value, key) {
form.append(key, value);
});
util.each(files, function(filePath, fileName) {
form.append(fileName, fs.createReadStream(filePath));
});
}
};