Added bitcoin conversion

1 files changed, 50 insertions, 5 deletions

diff --git a/blaconvert.java b/blaconvert.java
index e2fd5a9..2741571 100644
--- a/blaconvert.java
+++ b/blaconvert.java
@@ -21,7 +21,7 @@
     based on code by Jamie Walters <jagw@jagw.co.uk>
     based on code by  Joe Robinson <joe@lc8n.com>
     
-    Version 1.34
+    Version 1.4
     
     CHANGELOG
     1.0 - First version
@@ -34,6 +34,8 @@
     1.31 - Trying to add euro (probably won't work)
     1.32 - Changed currency to unicode
     1.33 - More euro fixing (maybe)
+    1.34 - Fixed output of negative numbers
+    1.4 - Added bitcoin conversion
     TODO
     - Raw output option - result only with no spaces/commas/units
 */
@@ -53,7 +55,7 @@ public class blaconvert {
         String sourceUnit = "";
         String targetUnit = "";
         String amount = "";
-	String version = "1.34";
+	String version = "1.4";
 	
 		/* Build query from query or arguments, depending on whether
 		   arguments were given. */
@@ -87,14 +89,16 @@ public class blaconvert {
 			}
 			amount = split[start];
 			
-			for (int i = start+1; i < to; i++)
+			for (int i = start+1; i < to-1; i++)
 			{
 				sourceUnit += split[i]+"%20";
 			}
-			for (int i = to+1; i < split.length; i++)
+            sourceUnit += split[to-1];
+			for (int i = to+1; i < split.length-1; i++)
 			{
 				targetUnit += split[i]+"%20";
 			}
+            targetUnit += split[split.length-1];
 			} catch (Exception e) {
 				System.err.println("Error:" + e.getMessage());
 				System.exit(1);
@@ -137,7 +141,46 @@ public class blaconvert {
             
             currency = true;
         }
-        
+
+        //Bitcoin conversion
+        if (sourceUnit.trim().toUpperCase().equals("BTC"))  {
+            URL url = new URL("https://blockchain.info/tobtc?currency="+targetUnit.toUpperCase()+"&value=1");
+            try {
+    		    URLConnection urlc = url.openConnection();
+	    	    BufferedReader br = new BufferedReader(new InputStreamReader(urlc.getInputStream()));
+                String response = br.readLine();
+                double result = Double.parseDouble(response);
+                double value = Double.parseDouble(amount);
+                result = ((1/result)*value);
+                System.out.println(amount+" Bitcoins = "+result+" "+targetUnit);
+                System.exit(0);
+            } catch (Exception e) {
+                if(e.toString().contains("500")) {
+                    System.out.println("500 Error: Probably unknown currency");
+                } else if (e.toString().contains("404")) {
+                    System.out.println("404 Error: Bitcoin converter unavailable");
+                }
+                System.exit(1);
+            }
+
+        } else if (targetUnit.trim().toUpperCase().equals("BTC")) {
+            URL url = new URL("https://blockchain.info/tobtc?currency="+sourceUnit.toUpperCase()+"&value="+amount);
+    		URLConnection urlc = url.openConnection();
+            try {
+	    	    BufferedReader br = new BufferedReader(new InputStreamReader(urlc.getInputStream()));
+                String response = br.readLine();
+                System.out.println(amount+" "+sourceUnit+" = "+response+" Bitcoins");
+                System.exit(0);
+            } catch (Exception e) {
+                if(e.toString().contains("500")) {
+                    System.out.println("500 Error: Probably unknown currency");
+                } else if (e.toString().contains("404")) {
+                    System.out.println("404 Error: Bitcoin converter unavailable");
+                }
+                System.exit(1);
+            }
+
+        }
 
 		//URL which provides XML response
 		URL url = new URL("http://www.google.com/ig/calculator?hl=en&q="+amount+sourceUnit+"=?"+targetUnit);
@@ -210,6 +253,8 @@ public class blaconvert {
 			lhs += parts[i]+" ";
 		}
 		
+
+
 		// Print results
 		if(error.isEmpty()) {	
 			System.out.println(lhs+"= "+result);