* fix for non-changing offset on new search term

* dht-heap doesn't has to be deleted (5097), we simply write a new one on exit
* do not install YaCy in startup because a Windows-shutdown might corrupt something. Installing YaCy as a service would solve this.

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@5099 6c8d7289-2bf4-0310-a012-ef5d649a1542

build.nsi

@@ -72,10 +72,12 @@ Section "YaCy on the Desktop"
 	CreateShortCut "$DESKTOP\YaCy.lnk" "$INSTDIR\startYACY.bat" "" "$INSTDIR\addon\YaCy.ico" "" SW_SHOWMINIMIZED
 SectionEnd
 
+/*
 Section "YaCy in Startup"
 	SetShellVarContext current
 	CreateShortCut "$SMSTARTUP\YaCy.lnk" "$INSTDIR\startYACY.bat" "" "$INSTDIR\addon\YaCy.ico" "" SW_SHOWMINIMIZED
 SectionEnd
+*/
 
 Section "Uninstall"
 	IfFileExists "$INSTDIR\DATA\yacy.running" 0 +3

htroot/yacy/user/ysearch.java

@@ -111,7 +111,7 @@ public class ysearch {
         }
 
         int itemsPerPage = Math.min((authenticated) ? 1000 : 10, post.getInt("maximumRecords", post.getInt("count", 10))); // SRU syntax with old property as alternative
-        int offset = post.getInt("startRecord", post.getInt("offset", 0));
+        int offset = (post.hasValue("query") && post.hasValue("former") && !post.get("query","").equalsIgnoreCase(post.get("former",""))) ? 0 : post.getInt("startRecord", post.getInt("offset", 0));
         
         boolean global = (post == null) ? true : post.get("resource", "global").equals("global");
         final boolean indexof = (post != null && post.get("indexof","").equals("on")); 

htroot/yacysearch.java

@@ -125,7 +125,7 @@ public class yacysearch {
         }
 
         int itemsPerPage = Math.min((authenticated) ? 1000 : 10, post.getInt("maximumRecords", post.getInt("count", 10))); // SRU syntax with old property as alternative
-        int offset = post.getInt("startRecord", post.getInt("offset", 0));
+        int offset = (post.hasValue("query") && post.hasValue("former") && !post.get("query","").equalsIgnoreCase(post.get("former",""))) ? 0 : post.getInt("startRecord", post.getInt("offset", 0));
         
         boolean global = (post == null) ? true : post.get("resource", "global").equals("global");
         final boolean indexof = (post != null && post.get("indexof","").equals("on")); 
@@ -423,6 +423,9 @@ public class yacysearch {
         return prop;
     }
 
+    /**
+     * generates the page navigation bar
+     */
     private static String navurla(final int page, final int display, final plasmaSearchQuery theQuery) {
         return
         "<a href=\"yacysearch.html?display=" + display +

source/de/anomic/index/indexRAMRI.java

@@ -75,11 +75,11 @@ public final class indexRAMRI implements indexRI, indexRIReader {
                 }
             } catch (final IOException e){
                 log.logSevere("unable to restore cache dump: " + e.getMessage(), e);
-                indexHeapFile.delete();
+                // get empty dump
                 heap.initWriteMode();
             } catch (final NegativeArraySizeException e){
             	log.logSevere("unable to restore cache dump: " + e.getMessage(), e);
-                indexHeapFile.delete();
+                // get empty dump
                 heap.initWriteMode();
             }
         } else {

source/de/anomic/server/serverObjects.java

@@ -265,6 +265,13 @@ public class serverObjects extends HashMap<String, String> implements Cloneable
         }
     }
     
+    public boolean hasValue(final String key) {
+        final String s = super.get(key);
+        if (s == null) return false;
+        if (s == "") return false;
+        return true;
+    }
+
     // returns a set of all values where their key mappes the keyMapper
     public String[] getAll(final String keyMapper) {
         // the keyMapper may contain regular expressions as defined in String.matches