EarthPorn.cs

using RedditSharp;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Text;
using System.Threading.Tasks;

namespace EarthPaper
{
    class Program
    {
        static void Main(string[] args)
        {
            string[] subs = { "earthporn" };

            var reddit = new Reddit();

            Directory.CreateDirectory("imgCache");

            int imgNum = 0;

            foreach (var subName in subs)
            {
                var sub = reddit.GetSubreddit(subName);
                var posts = sub.GetTop(RedditSharp.Things.FromTime.Week).Take(50).Where(a => !a.IsSelfPost).Where(a => a.Score > 500);

                foreach (var post in posts)
                {
                    try
                    {
                        var url = post.Url;
                        if (post.Url.Host.EndsWith("imgur.com") && !post.Url.PathAndQuery.Contains("."))
                        {
                            url = new Uri(post.Url.ToString() + ".jpg");
                        }

                        WebClient wc = new WebClient();
                        wc.DownloadFile(url, Path.Combine("imgCache", (imgNum++) + ".jpg"));
                    }
                    catch (Exception e)
                    {

                    }
                }
            }

            if (Directory.Exists("imgResult"))
                Directory.Delete("imgResult", true);

            Directory.Move("imgCache", "imgResult");
        }
    }
}