1: /// <summary>

   2: /// Craigslist helper

   3: /// </summary>

   4: public static class Craigslist

   5: {

   6:     #region Public Static Functions

   7:  

   8:     /// <summary>

   9:     /// Searches craigslist

  10:     /// </summary>

  11:     /// <param name="Site">Site to search (for instance http://charlottesville.craigslist.org/ for Charlottesville, VA)</param>

  12:     /// <param name="Category">Category to search within</param>

  13:     /// <param name="SearchString">Search term</param>

  14:     /// <returns>RSS feed object</returns>

  15:     public static Document Search(string Site, Category Category, string SearchString)

  16:     {

  17:         return new Document(Site + "/search/" + Names[(int)Category] + "?query=" + HttpUtility.UrlEncode(SearchString) + "&catAbbreviation=" + Names[(int)Category] + "&minAsk=min&maxAsk=max&format=rss");

  18:     }

  19:  

  20:     #endregion

  21:  

  22:     #region Private Static Variables

  23:  

  24:     /// <summary>

  25:     /// Abbreviations for categories that Craigslist uses

  26:     /// </summary>

  27:     private static string[] Names ={"sss","art","pts","bab","bar","bik","boa","bks","bfs","cta","ctd",

  28:         "cto","emd","clo","clt","sys","ele","grd","zip","fua","fud","fuo","tag","gms","for","hsh",

  29:         "wan","jwl","mat","mcy","msg","pho","rvs","spo","tix","tls"};

  30:  

  31:     #endregion

  32: }

  33:  

  34: #region Enum

  35:  

  36: /// <summary>

  37: /// Category to search within

  38: /// </summary>

  39: public enum Category

  40: {

  41:     All_For_Sale,

  42:     For_Sale_Arts_Crafts,

  43:     For_Sale_Auto_Parts,

  44:     For_Sale_Baby_Kid_Stuff,

  45:     For_Sale_Barter,

  46:     For_Sale_Bicycles,

  47:     For_Sale_Boats,

  48:     For_Sale_Books,

  49:     For_Sale_Business,

  50:     For_Sale_Cars_And_Trucks_All,

  51:     For_Sale_Cars_And_Trucks_Dealer,

  52:     For_Sale_Cars_And_Trucks_Owner,

  53:     For_Sale_CDs_DVDs_VHS,

  54:     For_Sale_Clothing,

  55:     For_Sale_Collectibles,

  56:     For_Sale_Computers_Tech,

  57:     For_Sale_Electronics,

  58:     For_Sale_Farm_Garden,

  59:     For_Sale_Free_Stuff,

  60:     For_Sale_Furniture_All,

  61:     For_Sale_Furniture_By_Dealer,

  62:     For_Sale_Furniture_By_Owner,

  63:     For_Sale_Games_Toys,

  64:     For_Sale_Garage_Sales,

  65:     For_Sale_General,

  66:     For_Sale_Household,

  67:     For_Sale_Items_Wanted,

  68:     For_Sale_Jewelry,

  69:     For_Sale_Materials,

  70:     For_Sale_Motorcycles,

  71:     For_Sale_Musical_Instruments,

  72:     For_Sale_Photo_Video,

  73:     For_Sale_Recreational_Vehicles,

  74:     For_Sale_Sporting_Goods,

  75:     For_Sale_Tickets,

  76:     For_Sale_Tools

  77: }

  78:  

  79: #endregion

   1: public Document(string Location)

   2: {

   3:     try

   4:     {

   5:         XmlDocument Document = new XmlDocument();

   6:         Document.Load(Location);

   7:         foreach (XmlNode Children in Document.ChildNodes)

   8:         {

   9:             if (Children.Name.Equals("rss", StringComparison.CurrentCultureIgnoreCase))

  10:             {

  11:                 foreach (XmlNode Child in Children.ChildNodes)

  12:                 {

  13:                     if (Child.Name.Equals("channel", StringComparison.CurrentCultureIgnoreCase))

  14:                     {

  15:                         Channels.Add(new Channel((XmlElement)Child));

  16:                     }

  17:                 }

  18:             }

  19:             else if (Children.Name.Equals("rdf:rdf", StringComparison.CurrentCultureIgnoreCase))

  20:             {

  21:                 List<Item> Items = new List<Item>();

  22:                 foreach (XmlNode Child in Children.ChildNodes)

  23:                 {

  24:                     if (Child.Name.Equals("channel", StringComparison.CurrentCultureIgnoreCase))

  25:                     {

  26:                         Channels.Add(new Channel((XmlElement)Child));

  27:                     }

  28:                     else if (Child.Name.Equals("item", StringComparison.CurrentCultureIgnoreCase))

  29:                     {

  30:                         Items.Add(new Item((XmlElement)Child));

  31:                     }

  32:                 }

  33:                 if (Channels.Count > 0)

  34:                 {

  35:                     Channels[0].Items = Items;

  36:                 }

  37:             }

  38:         }

  39:     }

  40:     catch { }

  41: }