using System;
using System.Text;
using Microsoft.SharePoint;
using Microsoft.SharePoint.Administration;

namespace SPResetAuthor
{
  class Program
  {
    static void Main(string[] args)
    {
      if (args.Length < 1)
      {
        StringBuilder sb = new StringBuilder();
        sb.Append("\nSYNTAX: SPResetAuthor.exe (Site URL) [new owner]  \n");
        sb.Append("\nwhere:\n\n");
        sb.Append("\n\t(Site URL) - The web URL for"
            + " the site i.e. http://sharepoint/site/");
        sb.Append("\n\t[new owner] - The login account"
            + " for the new author, i.e. DOMAIN\\USER");
        Console.WriteLine(sb.ToString());
        return;
      }
      // Open the site collection
      Console.WriteLine("Opening site collection for: {0}", args[0]);
      using (SPSite site = new SPSite(args[0]))
      {
        // Open the web via the URL passed in
        Console.WriteLine("Opening site (web)...");
            
        using (SPWeb web = site.OpenWeb())
        {
          Console.WriteLine("Site (web) title: " + web.Title);
          if (args.Length == 1)
          {
            Console.WriteLine("Attempting to retrieve author for site");
            try
            {
              Console.WriteLine("web.Author: {0}", web.Author.ToString());
            }
            catch (Exception ex)
            {
              Console.WriteLine("Exception occured:\n{0}", ex.ToString());
            }                  
          }
          if (args.Length == 2)
          {
            Console.WriteLine("Resetting Author to: {0}", args[1]);
            SPUser user = web.EnsureUser(args[1]);
            web.Author = user;
            web.Update();
            Console.WriteLine("Author for site {0}, reset to {1}", args[0], args[1]);
            Console.WriteLine("Author ID: " + web.Author.ID.ToString());
            Console.WriteLine("Author Name: " + web.Author.Name);
          }
        }
      }
    }
  }
}