1 files changed, 68 insertions, 0 deletions
diff --git a/core/src/main/java/org/spongycastle/i18n/filter/HTMLFilter.java b/core/src/main/java/org/spongycastle/i18n/filter/HTMLFilter.java
new file mode 100644
index 00000000..a6af7fe7
--- /dev/null
+++ b/core/src/main/java/org/spongycastle/i18n/filter/HTMLFilter.java
@@ -0,0 +1,68 @@
+
+package org.spongycastle.i18n.filter;
+
+/**
+ * HTML Filter
+ */
+public class HTMLFilter implements Filter 
+{
+
+    public String doFilter(String input) 
+    {
+        StringBuffer buf = new StringBuffer(input);
+        int i = 0;
+        while (i < buf.length()) 
+        {
+            char ch = buf.charAt(i);
+            switch (ch)
+            {
+            case '<':
+                buf.replace(i,i+1,"&#60");
+                break;
+            case '>':
+                buf.replace(i,i+1,"&#62");
+                break;
+            case '(':
+                buf.replace(i,i+1,"&#40");
+                break;
+            case ')':
+                buf.replace(i,i+1,"&#41");
+                break;
+            case '#':
+                buf.replace(i,i+1,"&#35");
+                break;
+            case '&':
+                buf.replace(i,i+1,"&#38");
+                break;
+            case '\"':
+                buf.replace(i,i+1,"&#34");
+                break;
+            case '\'':
+                buf.replace(i,i+1,"&#39");
+                break;
+            case '%':
+                buf.replace(i,i+1,"&#37");
+                break;
+            case ';':
+                buf.replace(i,i+1,"&#59");
+                break;
+            case '+':
+                buf.replace(i,i+1,"&#43");
+                break;
+            case '-':
+                buf.replace(i,i+1,"&#45");
+                break;
+            default:
+                i -= 3;
+            }
+            i += 4;
+        }
+        return buf.toString();
+    }
+    
+    public String doFilterUrl(String input)
+    {
+        return doFilter(input);
+    }
+
+}