added pay2spawn file hosting as requested by #2

src/main/java/net/doubledoordev/backend/Main.java

@@ -42,6 +42,7 @@
 
 import net.doubledoordev.backend.server.Server;
 import net.doubledoordev.backend.server.rcon.RCon;
+import net.doubledoordev.backend.util.Cache;
 import net.doubledoordev.backend.util.Constants;
 import net.doubledoordev.backend.util.Settings;
 import net.doubledoordev.backend.webserver.NanoHTTPD;
@@ -85,6 +86,7 @@ public static void main(String[] args) throws Exception
         LOGGER.info("Starting webserver...");
         Webserver.WEBSERVER.start();
         LOGGER.info("Setting up caching...");
+        Cache.init();
 
         LOGGER.info("+-------------------------------------------------------+");
         LOGGER.info("| Loading done. Press any key to terminate the program. |");

src/main/java/net/doubledoordev/backend/util/Constants.java

@@ -82,6 +82,7 @@ public class Constants
     public static final    File             SERVERS                        = new File(ROOT, "servers");
     public static final    File             BACKUPS                        = new File(ROOT, "backups");
     public static final    String           STATIC_PATH                    = "/static/";
+    public static final    String           P2S_PATH                       = "/pay2spawn/";
     public static final    String           FAVOTICON                      = "favicon.ico";
     public static final    String           COOKIE_KEY                     = "user";
     public static final    JsonParser       JSONPARSER                     = new JsonParser();

src/main/java/net/doubledoordev/backend/webserver/NanoHTTPD.java

@@ -281,7 +281,7 @@ public final boolean isAlive()
      * Override this to customize the server.
      * <p/>
      * <p/>
-     * (By default, this delegates to serveFile() and allows directory listing.)
+     * (By default, this delegates to serveResourceFile() and allows directory listing.)
      *
      * @param uri     Percent-decoded URI without parameters, for example "/index.cgi"
      * @param method  "GET", "POST" etc.
@@ -300,7 +300,7 @@ public Response serve(String uri, Method method, Map<String, String> headers, Ma
      * Override this to customize the server.
      * <p/>
      * <p/>
-     * (By default, this delegates to serveFile() and allows directory listing.)
+     * (By default, this delegates to serveResourceFile() and allows directory listing.)
      *
      * @param session The HTTP session
      * @return HTTP response, see class Response for details

src/main/java/net/doubledoordev/backend/webserver/SimpleWebServer.java

@@ -135,7 +135,7 @@ else if (tok.equals(" "))
         return newUri;
     }
 
-    protected Response respond(Map<String, String> headers, String uri)
+    protected Response respond(String uri)
     {
         // Remove URL arguments
         uri = uri.trim().replace(File.separatorChar, '/');
@@ -155,8 +155,7 @@ protected Response respond(Map<String, String> headers, String uri)
             return getNotFoundResponse();
         }
 
-        String mimeTypeForFile = getMimeTypeForFile(uri);
-        Response response = serveFile(uri, headers, mimeTypeForFile);
+        Response response = serveResourceFile(uri);
         return response != null ? response : getNotFoundResponse();
     }
 
@@ -178,14 +177,14 @@ private boolean canServeUri(String uri)
     /**
      * Serves file from homeDir and its' subdirectories (only). Uses only URI, ignores all headers and HTTP parameters.
      */
-    Response serveFile(String uri, Map<String, String> header, String mime)
+    Response serveResourceFile(String uri)
     {
         Response res;
         try
         {
             InputStream stream = getClass().getResourceAsStream(rootDir + uri);
             int fileLen = stream.available();
-            res = createResponse(Response.Status.OK, mime, stream);
+            res = createResponse(Response.Status.OK, getMimeTypeForFile(uri), stream);
             res.addHeader("Content-Length", "" + fileLen);
         }
         catch (IOException ioe)
@@ -197,7 +196,7 @@ Response serveFile(String uri, Map<String, String> header, String mime)
     }
 
     // Get MIME type from file name extension, if possible
-    private String getMimeTypeForFile(String uri)
+    public String getMimeTypeForFile(String uri)
     {
         int dot = uri.lastIndexOf('.');
         String mime = null;
@@ -209,15 +208,15 @@ private String getMimeTypeForFile(String uri)
     }
 
     // Announce that the file server accepts partial content requests
-    private Response createResponse(Response.Status status, String mimeType, InputStream message)
+    Response createResponse(Response.Status status, String mimeType, InputStream message)
     {
         Response res = new Response(status, mimeType, message);
         res.addHeader("Accept-Ranges", "bytes");
         return res;
     }
 
     // Announce that the file server accepts partial content requests
-    private Response createResponse(Response.Status status, String mimeType, String message)
+    Response createResponse(Response.Status status, String mimeType, String message)
     {
         Response res = new Response(status, mimeType, message);
         res.addHeader("Accept-Ranges", "bytes");

src/main/java/net/doubledoordev/backend/webserver/Webserver.java

@@ -40,13 +40,19 @@
 
 package net.doubledoordev.backend.webserver;
 
+import net.doubledoordev.backend.Main;
 import net.doubledoordev.backend.permissions.Group;
 import net.doubledoordev.backend.permissions.User;
+import net.doubledoordev.backend.server.Server;
 import net.doubledoordev.backend.util.Settings;
 import net.doubledoordev.backend.webserver.methods.Get;
 import net.doubledoordev.backend.webserver.methods.Post;
 import net.doubledoordev.backend.webserver.methods.Put;
 
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStream;
 import java.util.HashMap;
 
 import static net.doubledoordev.backend.util.Constants.*;
@@ -80,11 +86,14 @@ public Response serve(IHTTPSession session)
 
         // We want to split off static ASAP.
         if (session.getUri().startsWith(STATIC_PATH))
-            return super.respond(session.getHeaders(), session.getUri().substring(STATIC_PATH.length()));
+            return super.respond(session.getUri().substring(STATIC_PATH.length()));
 
         // stupid favicon.ico
         if (session.getUri().contains(FAVOTICON))
-            return super.respond(session.getHeaders(), session.getUri());
+            return super.respond(session.getUri());
+
+        if (session.getUri().startsWith(P2S_PATH))
+            return servePay2SpawnFile(session.getUri().split("/"));
 
         /**
          * Populate data map with user (if logged in) and admin status.
@@ -121,4 +130,26 @@ public Response serve(IHTTPSession session)
                 return new Response(Response.Status.NO_CONTENT, MIME_PLAINTEXT, "No Content");
         }
     }
+
+    private Response servePay2SpawnFile(String[] uri)
+    {
+        if (uri.length != 4) return createResponse(Response.Status.BAD_REQUEST, MIME_PLAINTEXT, "Error 400, Arguments accepted are only server and name.");
+        Server server = Settings.getServerByName(uri[2]);
+        if (server == null) return createResponse(Response.Status.BAD_REQUEST, MIME_PLAINTEXT, String.format("Error 400, Server '%s' doesn't exits.", uri[2]));
+        File file = new File(server.getFolder(), String.format("pay2spawn/%s.html", uri[3]));
+        if (!file.exists()) return createResponse(Response.Status.BAD_REQUEST, MIME_PLAINTEXT, String.format("Error 400, User '%s' does not have a Pay2Spawn file on the server '%s'.", uri[3], uri[2]));
+        Response res;
+        try
+        {
+            InputStream stream = new FileInputStream(file);
+            int fileLen = stream.available();
+            res = createResponse(Response.Status.OK, "text/html", stream);
+            res.addHeader("Content-Length", "" + fileLen);
+        }
+        catch (IOException ioe)
+        {
+            res = getForbiddenResponse("Reading file failed.");
+        }
+        return res == null ? getNotFoundResponse() : res;
+    }
 }