FirePHP On ASP.NET

骑猪看日落 2022-01-09 11:15 77阅读 0赞

[FirePHP On ASP.NET][]

FirePHP是基于FireBug的一个扩展，可以用来在Firebug的console中方便的输出php的调试信息又不影响php程序的正常运行。很久之前就想找一个基于.NET的实现，今天无意中在网上见到个老外写了一个基于MVC ActionFilter的，觉得用来可作为日志调试的一部分，于是改之。

原理：将日志以header的形式输出。

图及真相：

![2010-02-04_225718.png][]

![2010-02-04_225824.png][]

修改之后的源码：

![ContractedBlock.gif][] ![ExpandedBlockStart.gif][] 代码

using  System;  
 using  System.Collections.Generic;  
 using  System.Web.Script.Serialization;  
 using  System.Diagnostics;  
 using  System.Web;  
 namespace  DevTools  
\{  
 public  class  FirePHP  
\{  
 private  static  FirePHP \_FirePHP  =  null ;  
 private  static  Dictionary < string ,  string >  \_BaseHeaders;  
  
 private  bool  IsEnabled  =  true ;  
 private  int  logCounter  =  0 ;  
  
 private  static  string  headerInitSlotName  =  " FirePHP.HeaderInit " ;  
  
 static  FirePHP()  
\{  
\_BaseHeaders  =  new  Dictionary < string ,  string > ();  
\_BaseHeaders.Add( " X-Wf-Protocol-1 " ,  " http://meta.wildfirehq.org/Protocol/JsonStream/0.2 " );  
\_BaseHeaders.Add( " X-Wf-1-Plugin-1 " ,  " http://meta.firephp.org/Wildfire/Plugin/FirePHP/Library-FirePHPCore/0.2.0 " );  
\_BaseHeaders.Add( " X-Wf-1-Structure-1 " ,  " http://meta.firephp.org/Wildfire/Structure/FirePHP/FirebugConsole/0.1 " );  
\}  
  
 private  FirePHP()  
\{  
\}  
  
 public  static  FirePHP GetInstance()  
\{  
 if  (\_FirePHP  ==  null )  
\{  
\_FirePHP  =  new  FirePHP();  
\}  
  
 return  \_FirePHP;  
\}  
  
 private  static  bool  HeadersInit  
\{  
 get   
\{  
 if  (HttpContext.Current.Items.Contains(headerInitSlotName))  
 return  ( bool )HttpContext.Current.Items\[headerInitSlotName\];  
 else   
 return  false ;  
\}  
  
 set   
\{  
 if  (HttpContext.Current.Items.Contains(headerInitSlotName))  
HttpContext.Current.Items\[headerInitSlotName\]  =  value;  
 else   
HttpContext.Current.Items.Add(headerInitSlotName, value);  
\}  
\}  
  
 public  void  SetEnabled( bool  enabled)  
\{  
IsEnabled  =  enabled;  
\}  
  
 public  void  Debug( string  msg)  
\{  
WriteLog( " DEBUG " , msg);  
\}  
  
 public  void  Log( string  msg)  
\{  
WriteLog( " LOG " , msg);  
\}  
  
 public  void  Info( string  msg)  
\{  
WriteLog( " INFO " , msg);  
\}  
  
 public  void  Warn( string  msg)  
\{  
WriteLog( " WARN " , msg);  
\}  
  
 public  void  Error( string  msg)  
\{  
WriteLog( " ERROR " , msg);  
\}  
  
 private  void  WriteLog( string  logType,  string  msg)  
\{  
StackFrame callStack  =  new  StackFrame( 2 ,  true );  
FirePHPLog log  =  new  FirePHPLog();  
  
log.logType  =  logType;  
 // log.header = new \{ Type = logType, File = callStack.GetFileName(), Line = callStack.GetFileLineNumber() \};   
  log.header  =  new  \{ Type  =  logType, File  =  "" , Line  =  ""  \};  
log.msg  =  msg;  
  
DumpLog(log);  
  
\}  
  
 public  void  Exception(Exception exception)  
\{  
JavaScriptSerializer serializer  =  new  JavaScriptSerializer();  
StackFrame callStack  =  new  StackFrame( 1 ,  true );  
  
StackTrace stackTrace;  
FirePHPLog log  =  new  FirePHPLog();  
  
log.logType  =  " EXCEPTION " ;  
log.header  =  new  \{ Type  =  " EXCEPTION " , File  =  exception.Source, Line  =  1  \};  
  
 int  exceptionCount  =  0 ;  
Exception currentException  =  exception;  
  
var traceList  =  new  List < object > ();  
  
 while  (currentException.InnerException  !=  null )  
\{  
stackTrace  =  new  StackTrace(currentException,  true );  
currentException  =  exception.InnerException;  
exceptionCount \++ ;  
  
var trace  =  new  \{ file  =  currentException.Source, line  =  currentException.Source, function  =  currentException.Message, args  =  new  string \[ 0 \] \};  
traceList.Add(trace);  
\}  
  
 if  (exceptionCount  >  0 )  
\{  
var trace  =  new  object \[exceptionCount\];  
\}  
  
stackTrace  =  new  StackTrace(exception,  true );  
  
log.msg  =  new   
\{  
Class  =  " Exception " ,  
Message  =  exception.Message,  
File  =  stackTrace.GetFrame( 0 ).GetFileName(),  
Line  =  stackTrace.GetFrame( 0 ).GetFileLineNumber(),  
Type  =  " throw " ,  
Trace  =  traceList.ToArray()  
\};  
  
DumpLog(log);  
\}  
  
 public  void  Table( string  label,  string \[\]\[\] table)  
\{  
JavaScriptSerializer serializer  =  new  JavaScriptSerializer();  
StackFrame callStack  =  new  StackFrame( 1 ,  true );  
  
FirePHPLog log  =  new  FirePHPLog();  
  
log.logType  =  " TABLE " ;  
 // log.header = new \{ Type = "TABLE", Label = label, File = callStack.GetFileName(), Line = callStack.GetFileLineNumber() \};   
  log.header  =  new  \{ Type  =  " TABLE " , Label  =  label, File  =  "" , Line  =  ""  \};  
log.msg  =  table;  
  
DumpLog(log);  
\}  
  
 public  void  DumpLog(FirePHPLog log)  
\{  
 if  ( ! IsEnabled)  
\{  
 return ;  
\}  
HttpContext context  =  HttpContext.Current;  
  
Dictionary < string ,  string >  ret  =  new  Dictionary < string ,  string > ();  
JavaScriptSerializer serializer  =  new  JavaScriptSerializer();  
  
InitHeader(context.Response);  
  
 string  json  =  String.Format( " \[\{0\}, \{1\}\] " , serializer.Serialize(log.header), serializer.Serialize(log.msg));  
  
context.Response.AppendHeader(String.Format( " X-Wf-1-1-1-\{0\} " , (logCounter  \+  1 )), String.Format( " \{0\}|\{1\}| " , json.Length, json));  
 if  (logCounter \++  >  9999 )  
\{  
logCounter  =  0 ;  
\}  
\}  
  
 private  static  Dictionary < string ,  string >  BaseHeaders()  
\{  
 return  \_BaseHeaders;  
\}  
  
 ///  <summary>   
 ///  Inits the header.  
 ///  </summary>   
 ///  <param name="response"> The response. </param>   
  private  void  InitHeader(HttpResponse response)  
\{  
 if  (HeadersInit)  
 return ;  
  
 foreach  (KeyValuePair < string ,  string >  keypair  in  FirePHP.BaseHeaders())  
\{  
response.AppendHeader(keypair.Key, keypair.Value);  
\}  
HeadersInit  =  true ;  
\}  
\}  
  
  
 public  class  FirePHPLog  
\{  
 public  string  logType;  
 public  object  header;  //  anonymous type   
  public  object  msg;  
\}  
\}

FirePHP官网：[http://www.firephp.org/][http_www.firephp.org]

调试环境：最新版本的Firefox+FireBug+FirePHP

PS:顺求PHP 的var\_dump() C\#版实现一个，如有同学知道，望告知。

posted on 2010-02-04 23:22 [xuzhibin][] 阅读( ...) 评论( ...) [编辑][Link 1] 收藏

转载于:https://www.cnblogs.com/xuzhibin/archive/2010/02/04/1664032.html

[FirePHP On ASP.NET]: https://www.cnblogs.com/xuzhibin/archive/2010/02/04/1664032.html
[2010-02-04_225718.png]: /images/20220109/ebb4deee2f8441e1ab6606e168fcb161.png
[2010-02-04_225824.png]: /images/20220109/1c3fe472b8f0409e801c227660a3784c.png
[ContractedBlock.gif]: https://images.cnblogs.com/OutliningIndicators/ContractedBlock.gif
[ExpandedBlockStart.gif]: /images/20220109/a73014502eaf45bbbcd5513ff25770e3.png
[http_www.firephp.org]: http://www.firephp.org/
[xuzhibin]: https://www.cnblogs.com/xuzhibin/
[Link 1]: https://i.cnblogs.com/EditPosts.aspx?postid=1664032