Funda API Test

funda.cs

using System;
using System.Net;
using System.IO;
using System.Web;
using System.Text.RegularExpressions;

namespace FundaAPI
{
  class MainClass
	{
		public static void Main (string[] args)
		{
			Console.WriteLine ("Hello World!");

			FundaApier api = new FundaApier();
			api.Begin();

			Console.ReadLine();
		}

	}

	class FundaApier{
		static string FundaAPIEndPoint = "http://partnerapi.funda.nl/feeds/Aanbod.svc/json/a001e6c3ee6e4853ab18fe44cc1494de/?type=koop&zo=/amsterdam/tuin/&page={0}&pagesize=25";
		static string pat = @"MakelaarId\"":(\d{4,6})\,\""MakelaarNaam\""";//:\"".+{10,20}\""\,\""MobileURL"; //\""(\s{0,50})\""
		static string paging = @"AantalPaginas\"":(\d{1,6})\,\""HuidigePagina\"":(\d{1,6})";
		static string CaptureText= @"{0}. Capture= {1}";
		private Regex r ;
		private Regex pageReg;

		public FundaApier(){
			this.r = new Regex(pat, RegexOptions.IgnoreCase);
			this.pageReg = new Regex(paging, RegexOptions.IgnoreCase);
		}
		public void Begin ()
		{
			Iterate(0);
		}
		public bool Iterate (int page)
		{
			Console.WriteLine (String.Format ("=========BEGIN PAGE {0}============",page));

			string content = makeRequest (page);
			Match m = r.Match (content);
			int idx = 1;
			
			while (m.Success) {
				Group makText = m.Groups [0];
				Group makId = m.Groups [1];
				var makelaarId = makId.Captures [0].Value;
				CaptureCollection cc = makText.Captures;
				for (int j = 0; j < cc.Count; j++) {
					Capture c = cc [j];
					System.Console.WriteLine (String.Format (CaptureText, idx, makelaarId) + j + "='" + c + "', Position=" + c.Index);
				}
				
				idx++;
				m = m.NextMatch ();
			}
			
			Match pagingMatch = pageReg.Match (content);
			var pageMatchGroup = pagingMatch.Groups;
			
			string totalPagesStr = pageMatchGroup [1].Captures [0].Value;
			string currentPageStr = pageMatchGroup [2].Captures [0].Value;
			
			Console.WriteLine (String.Format ("Page {0} of {1}", currentPageStr, totalPagesStr));
			Console.WriteLine (String.Format("==========PAGE {0} END ===========",currentPageStr));


			int currentPage = 0;
			int totalPages = 0;
			var result = false;

			if (int.TryParse (totalPagesStr, out totalPages)) {
				if (int.TryParse(currentPageStr, out currentPage)){
					if (currentPage >= totalPages){
						Console.WriteLine("We're done baby!");
						return true;
					}
					else{
						var next_page = currentPage + 1;
						result = Iterate(next_page);
					}
				}
			}

			return false;


		}
		
		public string makeRequest(int page=0)
		{
			var url = String.Format(FundaAPIEndPoint,page);
			WebRequest webrequest = WebRequest.Create(url);
			var response = webrequest.GetResponse();
			Stream stream = response.GetResponseStream();
			StreamReader reader = new StreamReader(stream);
			string content = reader.ReadToEnd();
			return content;
		}

	}
}