当前文件： BlogEngine/admin/Extension Manager/Editor.ascx.cs[2K，2009-6-12 11:33:54]，打开代码结构图

		            
  1using System;
  2using System.Data;
  3using System.Configuration;
  4using System.Collections;
  5using System.Web;
  6using System.Web.Security;
  7using System.Web.UI;
  8using System.Web.UI.WebControls;
  9using System.IO;
 10
 11using System.Web.UI.WebControls.WebParts;
 12using System.Web.UI.HtmlControls;
 13
 14public partial class User_controls_xmanager_SourceEditor : System.Web.UI.UserControl
 15...{
 16    static protected string _errorMsg = string.Empty;
 17    static protected string _extensionName = string.Empty;
 18
 19    /**//// <summary>
 20    /// Handles page load event
 21    /// </summary>
 22    /// <param name="sender">Page</param>
 23    /// <param name="e">Event args</param>
 24    protected void Page_Load(object sender, EventArgs e)
 25    ...{
 26        btnSave.Enabled = true;
 27        _extensionName = Request.QueryString["ext"];
 28        txtEditor.Text = ReadFile(GetExtFileName());
 29    }
 30    
 31    /**//// <summary>
 32    /// Buttons save hanler
 33    /// </summary>
 34    /// <param name="sender">Button</param>
 35    /// <param name="e">Event args</param>
 36    protected void btnSave_Click(object sender, EventArgs e)
 37    ...{
 38        string ext = Request.QueryString["ext"];
 39
 40        if (WriteFile(GetExtFileName(), txtEditor.Text))
 41        ...{
 42            Response.Redirect("Default.aspx");
 43        }
 44        else
 45        ...{
 46            txtEditor.Text = _errorMsg;
 47            txtEditor.ForeColor = System.Drawing.Color.Red;
 48            btnSave.Enabled = false;
 49        }
 50    }
 51
 52    /**//// <summary>
 53    /// Returns extension file name
 54    /// </summary>
 55    /// <returns>File name</returns>
 56    string GetExtFileName()
 57    ...{
 58        string fileName = HttpContext.Current.Request.PhysicalApplicationPath;
 59        fileName += "App_Code\\Extensions\\" + _extensionName + ".cs";
 60        return fileName;
 61    }
 62
 63    /**//// <summary>
 64    /// Read extension source file from disk
 65    /// </summary>
 66    /// <param name="fileName">File Name</param>
 67    /// <returns>Source file text</returns>
 68    string ReadFile(string fileName)
 69    ...{
 70        string val = "Source for [" + fileName + "] not found";
 71        try
 72        ...{
 73            val = File.ReadAllText(fileName);
 74        }
 75        catch (Exception)
 76        ...{
 77            btnSave.Enabled = false;
 78        }
 79        return val;
 80    }
 81
 82    /**//// <summary>
 83    /// Writes file to the disk
 84    /// </summary>
 85    /// <param name="fileName">File name</param>
 86    /// <param name="val">File source (text)</param>
 87    /// <returns>True if successful</returns>
 88    static bool WriteFile(string fileName, string val)
 89    ...{
 90        try
 91        ...{
 92            StreamWriter sw = File.CreateText(fileName);
 93            sw.Write(val);
 94            sw.Close();
 95        }
 96        catch (Exception e)
 97        ...{
 98            _errorMsg = e.Message;
 99            return false;
100        }
101        return true;
102    }
103}
104