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package org.litesoft.ddt; |
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import org.litesoft.useragent.UserAgentFormFactorDeterminer; |
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import org.litesoft.useragent.UserAgentFormFactorDeterminerImpl; |
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import javax.servlet.ServletConfig; |
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import javax.servlet.ServletContext; |
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import javax.servlet.ServletException; |
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import javax.servlet.http.Cookie; |
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import javax.servlet.http.HttpServlet; |
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import javax.servlet.http.HttpServletRequest; |
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import javax.servlet.http.HttpServletResponse; |
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import java.io.Closeable; |
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import java.io.File; |
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import java.io.FileInputStream; |
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import java.io.IOException; |
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import java.sql.Timestamp; |
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import java.io.InputStream; |
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import java.io.OutputStream; |
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public class DeviceDesktopTestServlet extends HttpServlet { |
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public static final String FRONT_TO_TITLE = "<!DOCTYPE html><html lang='en' height='100%'>\n<head>\n<meta charset='UTF-8'/>\n<title>"; |
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public static final String TITLE_TO_HEADER_SEP = "</title>\n<script type='text/javascript' src='CookieSupport.js'></script>\n</head>\n<body height='100%'>\n<h1>--- "; |
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public static final String HEADER_TO_JS_SEP = " ---</h1>\n<div id='insertHere' height='100%'></div>\n<script type='text/javascript' src='"; |
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public static final String JS_TO_END = ".js'></script>\n</body>\n</html>"; |
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private final IndexHtmlGenerator mIndexHtmlGenerator = new IndexHtmlGenerator(); |
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private static final UserAgentFormFactorDeterminer UAFFD = new UserAgentFormFactorDeterminerImpl(); |
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private ServletContext mServletContext; |
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@Override |
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protected void doGet(HttpServletRequest request, HttpServletResponse resp) throws ServletException, IOException { |
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System.out.println("ContextPath: " + request.getContextPath()); |
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System.out.println("ServletPath: " + request.getServletPath()); |
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System.out.println("PathInfo: " + request.getPathInfo()); |
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String zDeviceToken = getCookie(request, "DeviceToken"); |
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if (zDeviceToken != null) { |
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reply(resp, "LimitedMode"); |
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public void init(ServletConfig config) throws ServletException { |
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super.init(config); |
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mServletContext = config.getServletContext(); |
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} |
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@Override |
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protected void doGet(HttpServletRequest pRequest, HttpServletResponse pResponse) throws ServletException, IOException { |
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String zPath = pRequest.getPathInfo(); |
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if (zPath == null) { |
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zPath = "/"; |
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} |
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if (zPath.endsWith("/")) { |
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zPath += "index.html"; |
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} |
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if (zPath.endsWith("/index.html")) { |
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mIndexHtmlGenerator.respond(zPath, pRequest, pResponse); |
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return; |
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} |
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String zUserAuthToken = getCookie(request, "UserAuthToken"); |
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if (zUserAuthToken != null) { |
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reply(resp, "FullMode"); |
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if (null != getCookie(request, "Restart")) { |
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new Thread(new Restart()).start(); |
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} |
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File zFile = new File("." + zPath); |
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if (!zFile.isFile()) { |
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System.out.println("Can't find: " + zFile.getAbsolutePath()); |
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pResponse.sendError(HttpServletResponse.SC_NOT_FOUND); |
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return; |
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} |
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if (!zFile.canRead()) { |
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System.out.println("Can't read: " + zFile.getAbsolutePath()); |
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pResponse.sendError(HttpServletResponse.SC_FORBIDDEN); |
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return; |
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} |
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String zUserAgent = request.getHeader("user-agent"); |
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System.out.println("User Agent: " + zUserAgent); |
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reply(resp, "Login" + UAFFD.determine(zUserAgent)); |
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} |
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private void reply(HttpServletResponse resp, String pWhat) throws IOException { |
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resp.getWriter().println(FRONT_TO_TITLE + pWhat + TITLE_TO_HEADER_SEP + pWhat + HEADER_TO_JS_SEP + pWhat + JS_TO_END); |
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} |
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// the w3c spec requires a maximum age of 1 year |
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// Firefox 3+ needs 'public' to cache this resource when received via SSL |
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pResponse.setHeader("Cache-Control", "public max-age=31536000"); |
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// necessary to overwrite "Pragma: no-cache" header |
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pResponse.setHeader("Pragma", "temp"); |
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pResponse.setHeader("Pragma", ""); |
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pResponse.setDateHeader("Expires", System.currentTimeMillis() + 31536000000l); |
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// Get the MIME type |
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String mimeType = mServletContext.getMimeType(zFile.getName().toLowerCase()); |
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if (null == mimeType) { |
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System.err.println("Could not get MIME type of " + zFile.getName()); |
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mimeType = "application/octet-stream"; |
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} |
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// Set content type |
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pResponse.setContentType(mimeType); |
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private static String getCookie(HttpServletRequest request, String pName) { |
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Cookie[] zCookies = request.getCookies(); |
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if (zCookies != null) { |
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for (Cookie zCookie : zCookies) { |
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if (zCookie.getName().equals(pName)) { |
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return zCookie.getValue(); |
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} |
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// Set content size |
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pResponse.setContentLength((int) zFile.length()); |
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// Open the file and output streams |
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InputStream in = new FileInputStream(zFile); |
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try { |
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OutputStream out = pResponse.getOutputStream(); |
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try { |
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copyStream(in, out); |
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Closeable zCloseable = out; |
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out = null; |
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zCloseable.close(); |
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} finally { |
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closeQuietly(out); |
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} |
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} finally { |
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closeQuietly(in); |
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} |
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return null; |
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} |
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private static class Restart implements Runnable { |
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@Override |
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public void run() { |
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private static void closeQuietly(Closeable pClosable) { |
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if (pClosable != null) { |
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try { |
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Thread.sleep(2000); |
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} catch (InterruptedException e) { |
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e.printStackTrace(); |
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pClosable.close(); |
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} catch (IOException e) { |
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// Whatever |
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} |
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System.out.println("Restarting @: " + new Timestamp(System.currentTimeMillis())); |
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// TODO: XXX |
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} |
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} |
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private static void copyStream(InputStream pIn, OutputStream pOut) |
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throws IOException { |
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// Copy the contents of the file to the output stream |
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byte[] buf = new byte[1024]; |
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for (int count; (count = pIn.read(buf)) > 0; ) { |
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pOut.write(buf, 0, count); |
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} |
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} |
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} |
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