MyFileWatcher.cs

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Timers;
using System.Xml.Linq;

namespace FileWatcher {
    class Program {
        static List<FileSystemWatcher> watchers;
        static Queue<LogData> queue;
        static Timer timer;

        static void Main(string[] args) {
            queue = new Queue<LogData>();

            timer = new Timer(TimeSpan.FromHours(1).TotalMilliseconds);
            timer.Elapsed += CmdElapsed;
            timer.Start();

            watchers = new List<FileSystemWatcher>(new FileSystemWatcher[] {
                new FileSystemWatcher(@"C:\"){ IncludeSubdirectories = true, EnableRaisingEvents = true },
                new FileSystemWatcher(@"E:\"){ IncludeSubdirectories = true, EnableRaisingEvents = true }
            });

            foreach(var watch in watchers) {
                watch.Changed += (sender, e) => {
                    queue.Enqueue(new LogData {
                        event_name = "Changed",
                        timestamp = DateTime.Now,
                        data = new string[] {
                            "File Name: \""+e.FullPath+"\""
                        }
                    });
                };

                watch.Deleted += (sender, e) => {
                    queue.Enqueue(new LogData {
                        event_name = "Deleted",
                        timestamp = DateTime.Now,
                        data = new string[] {
                            "File Name: "+e.FullPath
                        }
                    });
                };

                watch.Error += (sender, e) => {
                    queue.Enqueue(new LogData {
                        event_name = "Deleted",
                        timestamp = DateTime.Now,
                        data = new string[] {
                            e.GetException().ToString()
                        }
                    });
                };

                watch.Renamed += (sender, e) => {
                    queue.Enqueue(new LogData {
                        event_name = "Renamed",
                        timestamp = DateTime.Now,
                        data = new string[] {
                            "File Name: &lt;"+e.OldFullPath + "&gt; -> &lt;"+ e.FullPath + "&gt;"
                        }
                    });
                };
            }

            while (true);
        }

        private static void CmdElapsed(object sender, ElapsedEventArgs e) {
            var now = DateTime.Now;
            var html = new XElement("html");
            var head = new XElement("head");
            var body = new XElement("body");
            {
                while (queue.Any()) {
                    var item = queue.Dequeue();
                    {
                        XElement span = new XElement("span");
                        span.SetAttributeValue("id", "entry-" + item.GetHashCode());
                        {
                            span.Add(new XElement("b", item.event_name));
                            span.Add(new XElement("span", item.timestamp.ToString("dd/MM/yyyy HH:mm:ss")));
                            span.Add(new XElement("span", item.data));
                        }
                        body.Add(span);
                        body.Add(new XElement("br"));
                        body.Add(new XElement("hr"));
                    }
                }
            }
            html.Add(head);
            html.Add(body);

            File.WriteAllText(Directory.GetCurrentDirectory() + @"\FileWatcher_" + now.ToString("dd-MM-yyyy_HH-mm-ss") + ".html", html.ToString());
        }
    }

    public unsafe struct LogData {
        public string event_name;
        public DateTime timestamp;
        public string[] data;
    }
}