package org.apache.hadoop.chukwa.hicc;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Enumeration;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.hadoop.chukwa.util.XssFilter;
public class Iframe extends HttpServlet {
public static final long serialVersionUID = 100L;
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws IOException, ServletException {
String id;
String height = "100%";
XssFilter xf = null;
xf = new XssFilter(request);
if (xf.getParameter("boxId") != null) {
id = xf.getParameter("boxId");
} else {
id = "0";
}
response.setContentType("text/html; chartset=UTF-8//IGNORE");
response.setHeader("boxId", xf.getParameter("boxId"));
PrintWriter out = response.getWriter();
StringBuffer source = new StringBuffer();
String requestURL = request.getRequestURL().toString().replaceFirst("iframe/", "");
if(requestURL.indexOf("/hicc/")!=-1) {
requestURL = requestURL.substring(requestURL.indexOf("/hicc/"));
}
source.append(requestURL);
source.append("?");
Enumeration names = request.getParameterNames();
while (names.hasMoreElements()) {
String key = xf.filter((String) names.nextElement());
String[] values = xf.getParameterValues(key);
if(values!=null) {
for (int i = 0; i < values.length; i++) {
source.append(key + "=" + values[i] + "&");
}
if (key.toLowerCase().intern() == "height".intern()) {
height = xf.getParameter(key);
}
}
}
StringBuffer output = new StringBuffer();
output.append("<html><body><iframe id=\"iframe");
output.append(id);
output.append("\" src=\"");
output.append(source);
output.append("\" width=\"100%\" height=\"");
output.append(height);
output.append("\" frameborder=\"0\" style=\"overflow: hidden\"></iframe>");
out.println(output.toString());
}
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws IOException, ServletException {
doGet(request, response);
}
}