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Author: javascript-2020

code-dev/25-10-21/ex/patch.js

@@ -0,0 +1,70 @@
+
+
+
+
+(()=>{
+  
+              var fs        = require('fs');
+              var http      = require('http');
+              //var server    = http.createServer(request)
+              var list      = [];
+              
+              var createServer    = http.createServer;
+              var on              = server.on;
+              
+              server.on           = function(event,listener){
+                
+                    if(event==='request'){
+                          list.push(args[1]);
+                          return;
+                    }
+                    return on.apply(server,arguments);
+                    
+              }//on
+
+
+              http.createServer   = function(opts,listener){
+                                                                                console.log('override');                
+                    if(arguments.length==1){
+                          listener    = opts;
+                          opts        = undefined;
+                    }
+                    
+                    if(listener){
+                          list.push(listener);
+                    }
+                    
+                    var server    = createServer.call(server,opts,request);
+                    return server;
+                    
+              }//createServer
+              
+              
+              function request(req,res){
+                                                                                console.log('sandbox',req.url);
+                    if(req.url=='/setup'){
+                          var html    = fs.readFileSync('setup','utf8');
+                          res.writeHead(200,{'content-type':'text/html'});
+                          res.end(html);
+                          return;
+                    }
+                    
+                    var n   = list.length;
+                    for(var i=0;i<n;i++){
+                      
+                          var fn        = list[i];
+                          var result    = fn(req,res);
+                          if(result===false){
+                                return;
+                          }
+                          
+                    }//for
+                      
+              }//request
+              
+})();
+
+
+
+
+