0002385: Allow extension of SSI with custom commands

Mantis - Resin
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ID:	Category:	Severity:	Reproducibility:	Date Submitted:	Last Update:
2385		minor	always	01-30-08 18:08	01-30-08 19:12

Reporter:	sam	Platform:
Assigned To:	sam	OS:
Priority:	normal	OS Version:
Status:	closed	Product Version:	3.1.4
Product Build:		Resolution:	fixed
Projection:	none
ETA:	none	Fixed in Version:	3.1.5

Summary:	0002385: Allow extension of SSI with custom commands
Description:	Provide plugin mechanism to allow, for example <!--#mycommand a="hello" -->
Steps To Reproduce:
Additional Information:
Relationships
Attached Files:

Notes

server/198d, server/1961

Example usage:

---- WEB-INF/resin-web.xml --------------------------------------

<web-app xmlns="http://caucho.com/ns/resin"> [^]
  <filter filter-name='ssi' filter-class='com.caucho.servlets.ssi.SSIFilter'>
    <init>
      <factory resin:type="qa.MySSIFactory"/>
    </init>
  </filter>

  <filter-mapping url-pattern='*.php' filter-name='ssi'/>
</web-app>

---- WEB-INF/classes/qa/MySSIFactory.java --------------------------

package qa;

import com.caucho.servlets.ssi.SSIFactory;

import com.caucho.vfs.Path;
import com.caucho.servlets.ssi.Statement;

import java.util.HashMap;

public class MySSIFactory
  extends SSIFactory
{
  public Statement createStatement(String cmd,
                                   HashMap<String,String> attr,
                                   Path path)
  {
    if ("foo".equals(cmd))
      return new FooStatement(attr);
    else
      return super.createStatement(cmd, attr, path);
  }
}

---- WEB-INF/classes/qa/FooStatement.java -------------------------------

package qa;

import com.caucho.servlets.ssi.Statement;

import com.caucho.vfs.WriteStream;

import java.io.IOException;
import java.util.HashMap;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class FooStatement
  extends Statement
{
  private String _a;

  public FooStatement(HashMap<String, String> attr)
  {
    _a = attr.get("a");
  }

  public void apply(WriteStream out,
                    HttpServletRequest request,
                    HttpServletResponse response)
    throws IOException, ServletException
  {
    out.print("foo(" + _a + ")");
  }
}

---- test.php ----------------------------------

<h1>A little test</h1>



<h1>End of test</h1>