I18n


1   //
2   //                                   ____.
3   //                       __/\ ______|    |__/\.     _______
4   //            __   .____|    |       \   |    +----+       \
5   //    _______|  /--|    |    |    -   \  _    |    :    -   \_________
6   //   \\______: :---|    :    :           |    :    |         \________>
7   //           |__\---\_____________:______:    :____|____:_____\
8   //                                      /_____|
9   //
10  //                 . . . i n   j a h i a   w e   t r u s t . . .
11  //
12  
13  package org.jahia.utils;
14  
15  import javax.servlet.http.HttpServletRequest  ;
16  import java.util.Map  ;
17  import java.util.HashMap  ;
18  
19  
20  /**
21   *
22   * @author  Khue Nguyen
23   */
24  
25  public class I18n {
26  
27      static Map   w1252ToISO;
28      static {
29          w1252ToISO = new HashMap  ();
30          w1252ToISO.put(new Character  ('\u0080'), "Euro");
31          w1252ToISO.put(new Character  ('\u0082'), ",");
32          w1252ToISO.put(new Character  ('\u0083'), "f");
33          w1252ToISO.put(new Character  ('\u0085'), "...");
34          w1252ToISO.put(new Character  ('\u0088'), "^");
35          w1252ToISO.put(new Character  ('\u008B'), "<");
36          w1252ToISO.put(new Character  ('\u008C'), "OE");
37          w1252ToISO.put(new Character  ('\u0091'), "'");
38          w1252ToISO.put(new Character  ('\u0092'), "'");
39          w1252ToISO.put(new Character  ('\u0093'), "\"");
40          w1252ToISO.put(new Character  ('\u0094'), "\"");
41          w1252ToISO.put(new Character  ('\u0095'), ".");
42          w1252ToISO.put(new Character  ('\u0096'), "-");
43          w1252ToISO.put(new Character  ('\u0097'), "-");
44          w1252ToISO.put(new Character  ('\u0098'), "~");
45          w1252ToISO.put(new Character  ('\u009B'), ">");
46          w1252ToISO.put(new Character  ('\u009C'), "oe");
47      }
48  
49      /**
50       * Convert a request parameter value to java unicode string
51       */
52      public static String   getText(HttpServletRequest   request, String   paramName ) {
53  
54          if ( paramName == null )
55              return null;
56  
57          String   value = request.getParameter(paramName);
58          if ( value == null )
59              return null;
60  
61          try{
62              value = new String  (value.getBytes(), request.getCharacterEncoding());
63          }catch(java.io.UnsupportedEncodingException   ex){
64              System.err.println(ex);
65          }catch ( NullPointerException   nex ){
66              System.err.println(nex);
67          }
68          return value;
69      }
70  
71      public static String   windows1252ToISO(String   windows1252encoded) {
72          StringBuffer   transcodedValue = new StringBuffer  (windows1252encoded.length());
73          for (int i=0; i < windows1252encoded.length(); i++) {
74              char curChar = windows1252encoded.charAt(i);
75              if ((curChar >= 128) && (curChar <= 159)) {
76                  // this range of characters is unused in ISO-8859-1 but
77                  // is used by Windows Central Europe encoding, so we can
78                  // detect it and transcode some of it's characters.
79                  Character   charIndex = new Character  (curChar);
80                  String   replacementStr = (String  ) w1252ToISO.get(charIndex);
81                  if (replacementStr != null) {
82                      transcodedValue.append(replacementStr);
83                  }
84              } else {
85                  transcodedValue.append(curChar);
86              }
87          }
88          return transcodedValue.toString();
89      }
90  }
91  
92
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