src/main/java/irc/AppletURLHandler.java

   1 /*****************************************************/\r
   2 /*          This java file is a part of the          */\r
   3 /*                                                   */\r
   4 /*           -  Plouf's Java IRC Client  -           */\r
   5 /*                                                   */\r
   6 /*   Copyright (C)  2002 - 2005 Philippe Detournay   */\r
   7 /*                                                   */\r
   8 /*         All contacts : theplouf@yahoo.com         */\r
   9 /*                                                   */\r
  10 /*  PJIRC is free software; you can redistribute     */\r
  11 /*  it and/or modify it under the terms of the GNU   */\r
  12 /*  General Public License as published by the       */\r
  13 /*  Free Software Foundation; version 2 or later of  */\r
  14 /*  the License.                                     */\r
  15 /*                                                   */\r
  16 /*  PJIRC is distributed in the hope that it will    */\r
  17 /*  be useful, but WITHOUT ANY WARRANTY; without     */\r
  18 /*  even the implied warranty of MERCHANTABILITY or  */\r
  19 /*  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU   */\r
  20 /*  General Public License for more details.         */\r
  21 /*                                                   */\r
  22 /*  You should have received a copy of the GNU       */\r
  23 /*  General Public License along with PJIRC; if      */\r
  24 /*  not, write to the Free Software Foundation,      */\r
  25 /*  Inc., 59 Temple Place, Suite 330, Boston,        */\r
  26 /*  MA  02111-1307  USA                              */\r
  27 /*                                                   */\r
  28 /*****************************************************/\r
  29 \r
  30 package irc;\r
  31 \r
  32 import java.applet.AppletContext;\r
  33 import java.net.MalformedURLException;\r
  34 import java.net.URL;\r
  35 \r
  36 /**\r
  37  * URL handling via applet.\r
  38  */\r
  39 public class AppletURLHandler implements URLHandler {\r
  40 \r
  41         private AppletContext _ctx;\r
  42 \r
  43         /**\r
  44          * Create a new AppletURLHandler using the given AppletContext.\r
  45          * \r
  46          * @param ctx\r
  47          *          the applet context to use.\r
  48          */\r
  49         public AppletURLHandler(AppletContext ctx) {\r
  50                 _ctx = ctx;\r
  51         }\r
  52 \r
  53         private String replace(String on, String what, String with) {\r
  54                 int pos = on.indexOf(what);\r
  55                 while (pos >= 0) {\r
  56                         String before = on.substring(0, pos);\r
  57                         String after = on.substring(pos + what.length());\r
  58                         on = before + with + after;\r
  59                         pos = on.indexOf(what);\r
  60                 }\r
  61                 return on;\r
  62         }\r
  63 \r
  64         private URL decodeURL(String u) throws MalformedURLException {\r
  65                 if (u.indexOf("://") == -1)\r
  66                         u = "http://" + u;\r
  67                 replace(u, " ", "%20");\r
  68                 return new URL(u);\r
  69         }\r
  70 \r
  71         @Override\r
  72         public void stateURL(String url) {\r
  73                 try {\r
  74                         _ctx.showStatus(decodeURL(url).toString());\r
  75                 } catch (Exception e) {\r
  76                         throw new RuntimeException(e.toString());\r
  77                 }\r
  78         }\r
  79 \r
  80         @Override\r
  81         public void openURL(String url) {\r
  82                 openURL(url, "_blank");\r
  83         }\r
  84 \r
  85         @Override\r
  86         public void openURL(String url, String target) {\r
  87                 try {\r
  88                         _ctx.showDocument(decodeURL(url), target);\r
  89                 } catch (Exception e) {\r
  90                         throw new RuntimeException(e.toString());\r
  91                 }\r
  92         }\r
  93 }\r