Added options to get more results with -n

1 files changed, 29 insertions, 5 deletions

diff --git a/blasearch.java b/blasearch.java
index 6ca2295..74ce079 100755
--- a/blasearch.java
+++ b/blasearch.java
@@ -32,7 +32,7 @@ public class blasearch {
 	{
 		String query = "";
 
-        String version = "v1.2.1";
+        String version = "v1.5.0";
 
 		/* Build query from query or arguments, depending on whether
 		   arguments were given. */
@@ -54,12 +54,36 @@ public class blasearch {
             System.out.println(version);
             System.exit(0);
         }
+        String[] qParts = query.split(" ");
+        int offset = 0;
+        int start = 0;
+        query = "";
+        for (int i = 0; i < qParts.length; i++) {
+            if (qParts[i].equals("-n") && i < qParts.length-1) {
+                try {
+                if(Integer.parseInt(qParts[i+1]) > 0) {
+                    offset = Integer.parseInt(qParts[i+1])-1;
+                    start = (offset / 2)*4;
+                    offset = (offset %2)*2;
+                    i++;
+                } else {
+                    start = 0;
+                    offset = 0;
+                    i++;
+                }
+                } catch (NumberFormatException e) {
+                    start = 0;
+                    offset = 0;
+                }
+            } else {
+                query += qParts[i]+"+";
+            }
+        }
 		// Change all ' ' to '+'
 		query = query.replaceAll(" ", "+");
-
 		String[] parts = null;
 		//URL which provides XML response
-		URL url = new URL("http://ajax.googleapis.com/ajax/services/search/web?v=1.0&q="+ query);
+		URL url = new URL("http://ajax.googleapis.com/ajax/services/search/web?v=1.0&q="+ query+"&start="+start);
 
 		URLConnection urlc = url.openConnection();
 
@@ -98,12 +122,12 @@ public class blasearch {
 		}
 		// Print results
 		if(results.size() > 0){
-			for(int i=0; i<2; i++){
+			for(int i=(offset); i<(offset+2); i++){
 				if (i != 0) {
 					System.out.print(" | ");
 				}
 				int count = i + 1;
-				System.out.print("Result " + count + ": " + results.get(i));
+				System.out.print("Result " + (count+start) + ": " + results.get(i));
 			}
 		} else {
 			System.out.print("Error: no results.\n");