1 files changed, 126 insertions, 0 deletions
diff --git a/mobile/android/thirdparty/org/mozilla/apache/commons/codec/language/Caverphone1.java b/mobile/android/thirdparty/org/mozilla/apache/commons/codec/language/Caverphone1.java
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+++ b/mobile/android/thirdparty/org/mozilla/apache/commons/codec/language/Caverphone1.java
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+// Mozilla has modified this file - see http://hg.mozilla.org/ for details.
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.mozilla.apache.commons.codec.language;
+
+/**
+ * Encodes a string into a Caverphone 1.0 value.
+ * 
+ * This is an algorithm created by the Caversham Project at the University of Otago. It implements the Caverphone 1.0
+ * algorithm:
+ * 
+ * @author Apache Software Foundation
+ * @version $Id: Caverphone.java 1075947 2011-03-01 17:56:14Z ggregory $
+ * @see <a href="http://en.wikipedia.org/wiki/Caverphone">Wikipedia - Caverphone</a>
+ * @see <a href="http://caversham.otago.ac.nz/files/working/ctp060902.pdf">Caverphone 1.0 specification</a>
+ * @since 1.5
+ */
+public class Caverphone1 extends AbstractCaverphone {
+
+    private static final String SIX_1 = "111111";
+
+    /**
+     * Encodes the given String into a Caverphone value.
+     * 
+     * @param source
+     *            String the source string
+     * @return A caverphone code for the given String
+     */
+    public String encode(String source) {
+        String txt = source;
+        if (txt == null || txt.length() == 0) {
+            return SIX_1;
+        }
+
+        // 1. Convert to lowercase
+        txt = txt.toLowerCase(java.util.Locale.ENGLISH);
+
+        // 2. Remove anything not A-Z
+        txt = txt.replaceAll("[^a-z]", "");
+
+        // 3. Handle various start options
+        // 2 is a temporary placeholder to indicate a consonant which we are no longer interested in.
+        txt = txt.replaceAll("^cough", "cou2f");
+        txt = txt.replaceAll("^rough", "rou2f");
+        txt = txt.replaceAll("^tough", "tou2f");
+        txt = txt.replaceAll("^enough", "enou2f");
+        txt = txt.replaceAll("^gn", "2n");
+
+        // End
+        txt = txt.replaceAll("mb$", "m2");
+
+        // 4. Handle replacements
+        txt = txt.replaceAll("cq", "2q");
+        txt = txt.replaceAll("ci", "si");
+        txt = txt.replaceAll("ce", "se");
+        txt = txt.replaceAll("cy", "sy");
+        txt = txt.replaceAll("tch", "2ch");
+        txt = txt.replaceAll("c", "k");
+        txt = txt.replaceAll("q", "k");
+        txt = txt.replaceAll("x", "k");
+        txt = txt.replaceAll("v", "f");
+        txt = txt.replaceAll("dg", "2g");
+        txt = txt.replaceAll("tio", "sio");
+        txt = txt.replaceAll("tia", "sia");
+        txt = txt.replaceAll("d", "t");
+        txt = txt.replaceAll("ph", "fh");
+        txt = txt.replaceAll("b", "p");
+        txt = txt.replaceAll("sh", "s2");
+        txt = txt.replaceAll("z", "s");
+        txt = txt.replaceAll("^[aeiou]", "A");
+        // 3 is a temporary placeholder marking a vowel
+        txt = txt.replaceAll("[aeiou]", "3");
+        txt = txt.replaceAll("3gh3", "3kh3");
+        txt = txt.replaceAll("gh", "22");
+        txt = txt.replaceAll("g", "k");
+        txt = txt.replaceAll("s+", "S");
+        txt = txt.replaceAll("t+", "T");
+        txt = txt.replaceAll("p+", "P");
+        txt = txt.replaceAll("k+", "K");
+        txt = txt.replaceAll("f+", "F");
+        txt = txt.replaceAll("m+", "M");
+        txt = txt.replaceAll("n+", "N");
+        txt = txt.replaceAll("w3", "W3");
+        txt = txt.replaceAll("wy", "Wy"); // 1.0 only
+        txt = txt.replaceAll("wh3", "Wh3");
+        txt = txt.replaceAll("why", "Why"); // 1.0 only
+        txt = txt.replaceAll("w", "2");
+        txt = txt.replaceAll("^h", "A");
+        txt = txt.replaceAll("h", "2");
+        txt = txt.replaceAll("r3", "R3");
+        txt = txt.replaceAll("ry", "Ry"); // 1.0 only
+        txt = txt.replaceAll("r", "2");
+        txt = txt.replaceAll("l3", "L3");
+        txt = txt.replaceAll("ly", "Ly"); // 1.0 only
+        txt = txt.replaceAll("l", "2");
+        txt = txt.replaceAll("j", "y"); // 1.0 only
+        txt = txt.replaceAll("y3", "Y3"); // 1.0 only
+        txt = txt.replaceAll("y", "2"); // 1.0 only
+
+        // 5. Handle removals
+        txt = txt.replaceAll("2", "");
+        txt = txt.replaceAll("3", "");
+
+        // 6. put ten 1s on the end
+        txt = txt + SIX_1;
+
+        // 7. take the first six characters as the code
+        return txt.substring(0, SIX_1.length());
+    }
+
+}