LanSpider/LanSpider.cs

   1 using System;
   2 using System.Collections.Generic;
   3
   4 namespace LanSpider
   5 {
   6     /// <summary>
   7     /// Gathers information on open shares in local area network.
   8     /// </summary>
   9     internal class LanSpider
  10     {
  11         private static readonly string IndexFileName = "index";
  12         private static readonly string StateFileName = "state";
  13
  14         private State _state;
  15         private List<string> _machines;
  16
  17         public State State
  18         {
  19             get
  20             {
  21                 if ( _state == null )
  22                 {
  23                     _state = new State( StateFileName );
  24                 }
  25
  26                 return _state;
  27             }
  28         }
  29
  30         public void StartIndexing( )
  31         {
  32             DiscoverMachines( );
  33
  34             DiscoverShares( );
  35
  36             IndexShares( );
  37         }
  38
  39         private void DiscoverMachines( )
  40         {
  41             Console.Write( "Loading list of computers in network ... " );
  42
  43             IEnumerable<string> machines = NetworkBrowser.GetNetworkComputers( );
  44             _machines = new List<string>( new[] {"EPUAKYIV01"} );
  45
  46             Console.WriteLine( "done." );
  47         }
  48
  49         private void DiscoverShares( )
  50         {
  51             Queue<string> shareQueue = null;
  52
  53             Console.Write( "Loading saved shares ... " );
  54             if ( _machines.Count != State.MachinesCount )
  55             {
  56                 shareQueue = new Queue<string>( State.GetMissingMachines( _machines ) );
  57             }
  58
  59             Console.WriteLine( "done." );
  60
  61             if ( shareQueue != null )
  62             {
  63                 Console.Write( "Loading {0} new shares ... ", shareQueue.Count );
  64                 foreach ( string machine in shareQueue )
  65                 {
  66                     IEnumerable<string> shares = NetworkBrowser.GetShares( machine );
  67                     foreach ( string share in shares )
  68                     {
  69                         State.AddShare( String.Format( @"\\{0}\{1}", machine, share ) );
  70                     }
  71                 }
  72
  73                 Console.WriteLine( "done." );
  74             }
  75         }
  76
  77         private void IndexShares( )
  78         {
  79         }
  80     }
  81 }