fix NPE in QuickCrawlLink_p if param doesn't contain crawl url

htroot/QuickCrawlLink_p.java

@@ -62,37 +62,37 @@ public class QuickCrawlLink_p {
         final serverObjects prop = new serverObjects();
         final Switchboard sb = (Switchboard) env;
 
-        // get segment
+        int port = sb.getConfigInt("port", 8090);
-        Segment indexSegment = sb.index;
-
-        if (post == null) {
-            // send back usage example
-            prop.put("mode", "0");
 
         // get the http host header
+        if (header.containsKey(HeaderFramework.HOST)) {
             final String hostSocket = header.get(HeaderFramework.HOST);
-
+            final int pos = hostSocket.indexOf(':', 0);
-            //String host = hostSocket;
-            int port = 80;
-            final int pos = hostSocket.indexOf(':',0);
             if (pos != -1) {
                 port = NumberTools.parseIntDecSubstring(hostSocket, pos + 1);
-                //host = hostSocket.substring(0, pos);
             }
-
+        }
         prop.put("mode_host", Domains.LOCALHOST);
         prop.put("mode_port", port);
 
+        if (post == null) {
+            // send back usage example
+            prop.put("mode", "0");
             return prop;
         }
-        prop.put("mode", "1");
 
         // get the URL
         String crawlingStart = post.get("url",null);
+
+        if (crawlingStart != null) {
+            prop.put("mode", "1");
             crawlingStart = UTF8.decodeURL(crawlingStart);
 
+             // get segment
+            Segment indexSegment = sb.index;
+
             // get the browser title
-        final String title = post.get("title",null);
+            final String title = post.get("title", null);
 
             // get other parameters if set
             final String crawlingMustMatch = post.get("mustmatch", CrawlProfile.MATCH_ALL_STRING);
@@ -111,7 +111,6 @@ public class QuickCrawlLink_p {
             prop.put("mode_url", (crawlingStart == null) ? "unknown" : crawlingStart);
             prop.putHTML("mode_title", (title == null) ? "unknown" : title);
 
-        if (crawlingStart != null) {
             crawlingStart = crawlingStart.trim();
             try {crawlingStart = new DigestURL(crawlingStart).toNormalform(true);} catch (final MalformedURLException e1) {}