ANDROID: add tool to generate SB qrcodes

Author: chrisws

web/qrcode/src/main/java/net/sourceforge/smallbasic/QrEncoder.java

@@ -40,9 +40,14 @@ public static void main(String[] args) throws IOException, WriterException {
   }
 
   protected String cleanupCode(String fileText) {
+    // remove quotes
     String result = fileText.replaceAll("(?mi)^\\s*?rem.*[\\r\\n]", "");
     result = result.replaceAll("(?mi)^\\s*?'.*[\\r\\n]", "");
     result = result.replaceAll("(?mi)^\\s*?#.*[\\r\\n]", "");
+    
+    // remove extra white space
+    result = result.replaceAll("[ \t]{2,}", " ");
+
     return result.trim();
   }
 
@@ -99,7 +104,7 @@ protected void process(String fileName) throws IOException,
     String zipText = zipBase64(fileText);
 
     // encode the zipped data into a qrcode
-    byte[] out = createQRCode(zipText, 512);
+    byte[] out = createQRCode("smallbasic://x/" + zipText, 512);
 
     writeOutput(out, fileName + ".png");
   }

web/qrcode/src/test/java/net/sourceforge/smallbasic/TestQrEncoder.java

@@ -14,7 +14,8 @@ public class TestQrEncoder {
   @Test
   public void testCleanup() {
     QrEncoder inst = new QrEncoder();
-    String fileText = " 'quote comments\r\n# hash comments\nREM remarks\r\n? 'hello'\n? 10";
+    String fileText = " 'quote comments\r\n# hash comments\nREM remarks"
+        + "\r\n?    'hello'\n?   10";
     String expectedText = "? 'hello'\n? 10";
     String result = inst.cleanupCode(fileText);
     Assert.assertEquals(expectedText, result);