import java.net.*;
import java.util.*;
import java.text.*;
+import javax.servlet.*;
+import javax.servlet.http.*;
/** An exceptionally crude implementation of Mailbox relying on POSIXy filesystem semantics */
public class FileBasedMailbox extends Mailbox.Default {
} finally { if (fis != null) try { fis.close(); } catch (Exception e) { /* DELIBERATE */ } }
}
}
+
+ public static class Servlet extends HttpServlet {
+ public void doPost(HttpServletRequest request, HttpServletResponse response) throws IOException {doGet(request, response);}
+ private void frames(HttpServletRequest request, HttpServletResponse response, boolean top) throws IOException {
+ String basename = request.getServletPath();
+ PrintWriter pw = new PrintWriter(response.getWriter());
+ pw.println("<html>");
+ if (top) {
+ pw.println(" <frameset rows='30%,*'>");
+ pw.println(" <frame src='"+basename+"?frame=top' marginwidth=0 marginheight=0 name=top/>");
+ pw.println(" <frame src='"+basename+"?frame=bottom' marginwidth=0 marginheight=0 name='bottom'/>");
+ } else {
+ pw.println(" <frameset cols='150,*'>");
+ pw.println(" <frame src='"+basename+"?frame=topleft' marginwidth=0 marginheight=0 name=topleft/>");
+ pw.println(" <frame src='"+basename+"?frame=topright' marginwidth=0 marginheight=0 name=topright/>");
+ }
+ pw.println(" </frameset>");
+ pw.println("</html>");
+ pw.flush();
+ }
+
+ public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException {
+ String frame = request.getParameter("frame");
+ String basename = request.getServletPath();
+
+ if (frame == null) { frames(request, response, true); return; }
+ if (frame.equals("top")) { frames(request, response, false); return; }
+ if (frame.equals("topleft")) { return; }
+
+ if (request.getServletPath().indexOf("..") != -1) throw new IOException(".. not allowed in image paths");
+ ServletContext cx = getServletContext();
+ String path = cx.getRealPath(request.getServletPath());
+ Mailbox mbox = FileBasedMailbox.getFileBasedMailbox(path, false);
+ if (mbox == null) throw new IOException("no such mailbox: " + path);
+
+ Vec msgs = new Vec();
+ for(Mailbox.Iterator it = mbox.iterator(); it.next();) {
+ String[] s = new String[4];
+ Message m = it.cur();
+ s[0] = (m.from==null?"":m.from.toString(true));
+ s[1] = m.subject;
+ s[2] = (m.date + "").trim().replaceAll(" "," ");
+ s[3] = it.num() + "";
+ msgs.addElement(s);
+ }
+ String[][] messages;
+ msgs.copyInto(messages = new String[msgs.size()][]);
+
+ if ("bottom".equals(frame)) { bottom(request, response, messages, mbox); return; }
+ if ("topright".equals(frame)) { topright(request, response, messages); return; }
+ }
+
+ private void bottom(HttpServletRequest request, HttpServletResponse response, String[][] messages, Mailbox mbox)
+ throws IOException {
+ PrintWriter pw = new PrintWriter(response.getWriter());
+ pw.println("<html>");
+ pw.println(" <body>");
+ pw.println(" <pre>");
+ if (request.getParameter("msgnum") != null) {
+ int target = Integer.parseInt(request.getParameter("msgnum"));
+ for(Mailbox.Iterator it = mbox.iterator(); it.next();) {
+ if (it.num() == target) {
+ StringBuffer tgt = new StringBuffer();
+ it.cur().getBody().getStream().transcribe(tgt);
+ pw.println(tgt.toString());
+ break;
+ }
+ }
+ }
+ pw.println(" </pre>");
+ pw.println(" </body>");
+ pw.println("</html>");
+ }
+
+ private void topright(HttpServletRequest request, HttpServletResponse response, String[][] messages) throws IOException {
+ PrintWriter pw = new PrintWriter(response.getWriter());
+ String basename = request.getServletPath();
+ pw.println("<html>");
+ pw.println(" <head>");
+ pw.println(" <style>");
+ pw.println(" a:link { color: #000; text-decoration: none; }");
+ pw.println(" a:active { color: #f00; text-decoration: none; }");
+ pw.println(" a:visited { color: #777; text-decoration: none; }");
+ pw.println(" a:hover { color: #000; text-decoration: none; }");
+ pw.println(" /* a:hover { color: #00f; text-decoration: none; border-bottom: 1px dotted; } */");
+ pw.println(" </style>");
+ pw.println(" </head>");
+ pw.println(" <body onKeyPress='doKey(event.keyCode)'>");
+ pw.println(" <script>");
+ pw.println(" var chosen = null;");
+ pw.println(" var all = [];");
+ pw.println(" function doKey(x) {");
+ pw.println(" if (chosen == null) { choose(all[0]); return; }");
+ pw.println(" switch(x) {");
+ pw.println(" case 112: if (chosen.id > 0) choose(all[chosen.id-1]); break;");
+ pw.println(" case 110: if (chosen.id < (all.length-1)) choose(all[1+(1*chosen.id)]); break;");
+ pw.println(" }");
+ pw.println(" }");
+ pw.println(" function choose(who) {");
+ pw.println(" who.style.background = '#ffc';");
+ pw.println(" if (chosen != null) chosen.style.background = '#aaa';");
+ pw.println(" top.bottom.location='"+basename+"?frame=bottom&msgnum='+who.id;");
+ pw.println(" chosen = who;");
+ pw.println(" }");
+ pw.println(" </script>");
+ pw.println(" <table width=100% border=0 cellpadding=0 cellspacing=0>");
+ boolean odd=false;
+ for(int i=0; i<messages.length; i++) {
+ odd = !odd;
+ pw.println(" <tr style='background: "+(odd?"#e8eef7":"white")+"' id='"+i+"' "+
+ "onmouseover='this.style.color=\"blue\"' "+
+ "onmouseout='this.style.color=\"black\"' "+
+ "onclick='choose(this);'>");
+ String[] m = messages[i];
+ pw.println("<td style='padding:5px; padding-bottom:2px'>"+m[0]+"</td>");
+ pw.println("<td style='padding:5px; padding-bottom:2px'>"+m[1]+"</td>");
+ pw.println("<td style='padding:5px; padding-bottom:2px'>"+m[2]+"</td>");
+ pw.println("</tr>");
+ pw.println("<script> all["+i+"] = document.getElementById('"+i+"'); </script>");
+ pw.println("<tr height=1 bgcolor=black><td colspan=3>");
+ pw.println(" <img src=http://www.xwt.org/images/clearpixel.gif></td></tr>");
+ }
+ pw.println(" </table>");
+ pw.println(" </body>");
+ pw.println("</html>");
+ }
+ }
}