/*
    *  Copyright 2007 rafale.
    *
    *  Licensed under the Apache License, Version 2.0 (the "License");
    *  you may not use this file except in compliance with the License.
    *  You may obtain a copy of the License at
    *
    *       http://www.apache.org/licenses/LICENSE-2.0
    *
   *  Unless required by applicable law or agreed to in writing, software
   *  distributed under the License is distributed on an "AS IS" BASIS,
   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   *  See the License for the specific language governing permissions and
   *  limitations under the License.
   *  under the License.
   */
  package org.apache.maven.archetype.proxy;
  
  import java.io.File;
  import java.io.FileInputStream;
  import java.io.FileNotFoundException;
  import java.io.FileWriter;
  import java.io.IOException;
  import java.io.InputStream;
  import java.io.PrintWriter;
  import java.io.StringWriter;
  import javax.servlet.ServletConfig;
  import javax.servlet.ServletContext;
  import javax.servlet.ServletException;
  import javax.servlet.ServletRequest;
  import javax.servlet.ServletResponse;
  import javax.servlet.http.HttpServlet;
  import javax.servlet.http.HttpServletRequest;
  import javax.servlet.http.HttpServletResponse;
  import org.mortbay.util.IO;
  import org.mortbay.util.StringUtil;
  
  /**
   *
   * @author rafale
   */
  public class RepositoryServlet
      extends HttpServlet
  {
      private ServletConfig config;
  
      private ServletContext context;
  
      /*
       * (non-Javadoc)
       * @see javax.servlet.Servlet#init(javax.servlet.ServletConfig)
       */
      public void init( ServletConfig config )
          throws ServletException
      {
          this.config = config;
          this.context = config.getServletContext();
      }
  
      /*
       * (non-Javadoc)
       * @see javax.servlet.Servlet#getServletConfig()
       */
      public ServletConfig getServletConfig()
      {
          return config;
      }
  
      /*
       * (non-Javadoc)
       * @see javax.servlet.Servlet#service(javax.servlet.ServletRequest, javax.servlet.ServletResponse)
       */
      public void service( ServletRequest req, ServletResponse res )
          throws ServletException
      {
          HttpServletRequest request = (HttpServletRequest) req;
          HttpServletResponse response = (HttpServletResponse) res;
  
          // log( "A = " + request.getAuthType() );
          // log( "A = " + request.getCharacterEncoding() );
          // log( "A = " + request.getContentType() );
          // log( "B = " + request.getContextPath() );
          // log( "B = " + request.getLocalAddr() );
          // log( "B = " + request.getLocalName() );
          // log( "C = " + request.getMethod() );
          // log( "C = " + request.getPathInfo() );
          // log( "C = " + request.getPathTranslated() );
          // log( "D = " + request.getProtocol() );
          // log( "D = " + request.getQueryString() );
          // log( "D = " + request.getRemoteAddr() );
          // log( "E = " + request.getRemoteHost() );
          // log( "E = " + request.getRemoteUser() );
          // log( "E = " + request.getRequestURI() );
          // log( "F = " + request.getRequestedSessionId() );
          // log( "F = " + request.getScheme() );
          // log( "F = " + request.getServerName() );
          // log( "G = " + request.getServletPath() );
          // log( "G = " + request.getAttributeNames() );
          // log( "G = " + request.getCookies() );
         // log( "H = " + request.getHeaderNames() );
 
         // log( "H = " + request.get );
         // log( "H = " + request.get );
         // log( "I = " + request.get );
         // log( "I = " + request.get );
         // log( "I = " + request.get );
         // log( "J = " + request.get );
         // log( "J = " + request.get );
         // log( "J = " + request.get );
         // log( "K = " + request.get );
         // log( "K = " + request.get );
         // log( "K = " + request.get );
 
         response.setHeader( "Date", null );
         response.setHeader( "Server", null );
 
         log( "Proxy Requested file = " + request.getRequestURI() );
         String filePath =
             System.getProperty( "org.apache.maven.archetype.repository.directory" ).trim() + "/"
                 + request.getRequestURI();
         filePath = StringUtil.replace( filePath, "\\", "/" );
         filePath = StringUtil.replace( filePath, "/", File.separator );
         log( "Complete file path = " + filePath );
 
         String method = request.getMethod();
 
         if ( "GET".equalsIgnoreCase( method ) )
         {
             log( "Getting file" );
             try
             {
                 File requestedFile = new File( filePath );
 
                 InputStream is = new FileInputStream( requestedFile );
 
                 if ( is != null )
                 {
                     IO.copy( is, response.getOutputStream() );
                     response.setStatus( HttpServletResponse.SC_OK );
                     log( "File sent" );
                 }
                 else
                 {
                     log( "Can not send file no content" );
                 }
             }
             catch ( FileNotFoundException fileNotFoundException )
             {
                 response.setStatus( HttpServletResponse.SC_NOT_FOUND );
                 log( "Requested file not found ", fileNotFoundException );
             }
             catch ( IOException iOException )
             {
                 response.setStatus( HttpServletResponse.SC_INTERNAL_SERVER_ERROR );
                 log( "Can not send file", iOException );
             }
         }
         else if ( "PUT".equalsIgnoreCase( method ) )
         {
             log( "Putting file" );
             File uploadedFile = new File( filePath );
             if ( uploadedFile.exists() )
             {
                 uploadedFile.delete();
                 log( "Removed old file" );
             }
             else if ( !uploadedFile.getParentFile().exists() )
             {
                 uploadedFile.getParentFile().mkdirs();
                 log( "Created directory " + uploadedFile.getParent() );
             }
 
             try
             {
                 FileWriter fw = new FileWriter( uploadedFile );
                 IO.copy( request.getReader(), fw );
                 response.setStatus( HttpServletResponse.SC_OK );
                 log( "File copied" );
             }
             catch ( IOException iOException )
             {
 
                 response.setStatus( HttpServletResponse.SC_INTERNAL_SERVER_ERROR );
                 log( "Can not send file", iOException );
             }
         }
         else
         {
 
             response.setStatus( HttpServletResponse.SC_INTERNAL_SERVER_ERROR );
             try
             {
                 log( "Method " + request.getMethod() );
                 log( "ContextPath " + request.getContextPath() );
                 log( "QueryString" + request.getQueryString() );
                 log( "PathInfo " + request.getPathInfo() );
                 log( "ServletPath " + request.getServletPath() );
                 log( "AttributeNames " + request.getAttributeNames().toString() );
                 log( "HeaderNames " + request.getHeaderNames().toString() );
                 log( "RequestURL " + request.getRequestURL().toString() );
                 log( "ParameterNames " + request.getParameterNames().toString() );
                 StringWriter w = new StringWriter();
                 IO.copy( request.getReader(), w );
                 log( "Content " + w.toString() );
             }
             catch ( IOException iOException )
             {
                 log( "Error in unnknown method", iOException );
             }
         }
     }
 
     /*
      * (non-Javadoc)
      * @see javax.servlet.Servlet#getServletInfo()
      */
     public String getServletInfo()
     {
         return "Repository Servlet";
     }
 
     /*
      * (non-Javadoc)
      * @see javax.servlet.Servlet#destroy()
      */
     public void destroy()
     {
     }
 
     /**
      * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
      * 
      * @param request servlet request
      * @param response servlet response
      */
     protected void processRequest( HttpServletRequest request, HttpServletResponse response )
         throws ServletException, IOException
     {
         response.setContentType( "text/html;charset=UTF-8" );
         PrintWriter out = response.getWriter();
         try
         {
             /*
              * TODO output your page here out.println("<html>"); out.println("<head>");
              * out.println("<title>Servlet RepositoryServlet</title>"); out.println("</head>"); out.println("<body>");
              * out.println("<h1>Servlet RepositoryServlet at " + request.getContextPath () + "</h1>");
              * out.println("</body>"); out.println("</html>");
              */
         }
         finally
         {
             out.close();
         }
     }
 
     public String getServletName()
     {
         return "Repository Servlet";
     }
 
 }