BlogEngine Extension: Secure Post v1.0

   1:  [Extension("SecurePost", "1.0", "<a href=\"http://columns.chicken-house.net\">chicken</a>")]

   2:  public class SecurePost

   3:  {

   4:      static SecurePost()

   5:      {

   6:          Post.Serving += new EventHandler<ServingEventArgs>(Post_Serving);

   7:      }

   8:   

   9:      private static void Post_Serving(object sender, ServingEventArgs e)

  10:      {

  11:          Post post = sender as Post;

  12:          StringBuilder bodySB = new StringBuilder();

  13:          {

  14:             // 略。透過 bodySB 輸出 HTML

  15:          }

  16:          e.Body = bodySB.ToString();

  17:      }

  18:  }

   1:  private static void Post_Serving(object sender, ServingEventArgs e)

   2:  {

   3:      Post post = sender as Post;

   4:      if (HttpContext.Current.Request["pwd"] == Password) return;

   5:      if (!e.Body.StartsWith("[password]", StringComparison.CurrentCultureIgnoreCase)) return;

   6:      StringBuilder bodySB = new StringBuilder();

   7:      {

   8:         // 略。透過 bodySB 輸出 HTML

   9:      }

  10:      e.Body = bodySB.ToString();

  11:  }

   1:  static SecurePost()

   2:  {

   3:      Post.Serving += new EventHandler<ServingEventArgs>(Post_Serving);

   4:      ExtensionSettings settings = new ExtensionSettings("SecurePost");

   5:      settings.AddParameter(

   6:          "SecurePostMessage",

   7:          "顯示訊息:");

   8:      settings.AddParameter(

   9:          "PasswordHint",

  10:          "密碼提示:");

  11:      settings.AddParameter(

  12:          "PasswordValue",

  13:          "指定密碼:");

  14:      settings.AddValues(new string[] {

  15:          "本篇文章已受密碼保護，請依照題示輸入密碼。", 

  16:          "一二三四",

  17:          "1234"});

  18:      settings.IsScalar = true;

  19:      settings.Help = "用密碼保護文章的內容。";

  20:      ExtensionManager.ImportSettings(settings);

  21:      _settings = ExtensionManager.GetSettings("SecurePost");

  22:  }

   1:  using System;

   2:  using System.Web;

   3:  using System.Web.UI;

   4:  using BlogEngine.Core.Web.Controls;

   5:  using BlogEngine.Core;

   6:  using System.Text;

   7:   

   8:   

   9:   

  10:   

  11:  [Extension("SecurePost", "1.0", "<a href=\"http://columns.chicken-house.net\">chicken</a>")]

  12:  public class SecurePost

  13:  {

  14:      private static string SecurePostMessage { get { return _settings.GetSingleValue("SecurePostMessage"); } }

  15:      private static string Password { get { return _settings.GetSingleValue("PasswordValue"); } }

  16:      private static string PasswordHint { get { return _settings.GetSingleValue("PasswordHint"); } }

  17:   

  18:      private static ExtensionSettings _settings = null;

  19:   

  20:      static SecurePost()

  21:      {

  22:          Post.Serving += new EventHandler<ServingEventArgs>(Post_Serving);

  23:   

  24:          ExtensionSettings settings = new ExtensionSettings("SecurePost");

  25:   

  26:          settings.AddParameter(

  27:              "SecurePostMessage",

  28:              "顯示訊息:");

  29:          settings.AddParameter(

  30:              "PasswordHint",

  31:              "密碼提示:");

  32:          settings.AddParameter(

  33:              "PasswordValue",

  34:              "指定密碼:");

  35:   

  36:          settings.AddValues(new string[] {

  37:              "本篇文章已受密碼保護，請依照題示輸入密碼。", 

  38:              "一二三四",

  39:              "1234"});

  40:   

  41:          //settings.ShowAdd = false;

  42:          //settings.ShowDelete = false;

  43:          //settings.ShowEdit = true;

  44:          settings.IsScalar = true;

  45:          settings.Help = "用密碼保護文章的內容。";

  46:   

  47:          ExtensionManager.ImportSettings(settings);

  48:   

  49:          _settings = ExtensionManager.GetSettings("SecurePost");

  50:   

  51:      }

  52:   

  53:      private static void Post_Serving(object sender, ServingEventArgs e)

  54:      {

  55:          Post post = sender as Post;

  56:   

  57:   

  58:          if (HttpContext.Current.User.Identity.IsAuthenticated == true) return;

  59:          if (HttpContext.Current.Request["pwd"] == Password) return;

  60:          if (!e.Body.StartsWith("[password]", StringComparison.CurrentCultureIgnoreCase)) return;

  61:   

  62:   

  63:          StringBuilder bodySB = new StringBuilder();

  64:          {

  65:              bodySB.AppendFormat(

  66:                  "<b>{0}</b><p/>",

  67:                  HtmlEncode(SecurePostMessage));

  68:   

  69:              if (e.Location == ServingLocation.Feed)

  70:              {

  71:              }

  72:              else

  73:              {

  74:                  bodySB.Append("<div>");

  75:                  bodySB.AppendFormat(

  76:                      @"請輸入密碼(提示: <b>{0}</b>): <input id=""postpwd"" type=""password""/><button onclick=""document.location.href='{1}'+'?pwd='+escape(this.parentNode.all.postpwd.value);"">GO</button>", 

  77:                      PasswordHint,

  78:                      post.AbsoluteLink);

  79:                  bodySB.Append("</div>");

  80:              }

  81:          }

  82:          e.Body = bodySB.ToString();

  83:      }

  84:   

  85:      private static string HtmlEncode(string text)

  86:      {

  87:          return HttpContext.Current.Server.HtmlEncode(text);

  88:      }

  89:  }