import express = require('express');

export = RequestManager;
class RequestManager  {
	static getPostData(req: any/*express.Request*/, res: express.Response, callback: (data: string) => void) {
		// Check if this is a form post or a stream post via REST client.
		if (req.readable) {
			// REST post.
			var content = '';

			req.on('data', function (data: any) {
				if (content.length > 1e6) {
					// Flood attack or faulty client, nuke request.
					res.status(413);
					res.send({ error: 'Request entity too large.' });
				}

				// Append data.
				content += data;
			});

			req.on('end', function () {
				// Return the posted data.
				callback(content);
			});
		} else {
			// Form post.
			callback(req.body);
		}
	}
}