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1   /*
2    * Copyright (C) 2003-2007 eXo Platform SAS.
3    *
4    * This program is free software; you can redistribute it and/or
5    * modify it under the terms of the GNU Affero General Public License
6    * as published by the Free Software Foundation; either version 3
7    * of the License, or (at your option) any later version.
8    *
9    * This program is distributed in the hope that it will be useful,
10   * but WITHOUT ANY WARRANTY; without even the implied warranty of
11   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12   * GNU General Public License for more details.
13   *
14   * You should have received a copy of the GNU General Public License
15   * along with this program; if not, see<http://www.gnu.org/licenses/>.
16   */
17  package org.exoplatform.ecm.webui.form.validator;
18  
19  import org.exoplatform.web.application.ApplicationMessage;
20  import org.exoplatform.webui.core.UIComponent;
21  import org.exoplatform.webui.exception.MessageException;
22  import org.exoplatform.webui.form.UIForm;
23  import org.exoplatform.webui.form.UIFormInput;
24  import org.exoplatform.webui.form.validator.Validator;
25  
26  /**
27   * Created by The eXo Platform SARL
28   * Author : Dang Van Minh
29   *          minh.dang@exoplatform.com
30   * May 8, 2008 3:50:44 PM
31   */
32  public class ECMNameValidator implements Validator {
33  
34    public void validate(UIFormInput uiInput) throws Exception {
35      if (uiInput.getValue()==null || ((String)uiInput.getValue()).trim().length()==0) return;
36      UIComponent uiComponent = (UIComponent) uiInput ;
37      UIForm uiForm = uiComponent.getAncestorOfType(UIForm.class) ;
38      String label;
39      try{
40        label = uiForm.getLabel(uiInput.getName());
41      } catch(Exception e) {
42        label = uiInput.getName();
43      }
44      label = label.trim();
45      if(label.charAt(label.length() - 1) == ':') label = label.substring(0, label.length() - 1);
46      String s = (String)uiInput.getValue();
47      if(s == null || s.trim().length() == 0) {
48        Object[] args = { uiInput.getLabel() };
49        throw new MessageException(new ApplicationMessage("ECMNameValidator.msg.empty-input", args, ApplicationMessage.WARNING)) ;
50      }
51      if(s.length() == 1)
52        if(s.equals(".")){
53          Object[] args = { label };
54          throw new MessageException(new ApplicationMessage("ECMNameValidator.msg.Invalid-char", args, ApplicationMessage.WARNING)) ;
55        }
56      for(int i = 0; i < s.length(); i ++){
57        char c = s.charAt(i);
58        if(Character.isLetter(c) || Character.isDigit(c) || Character.isSpaceChar(c) || c=='_'
59          || c=='-' || c=='.' || c=='@' || c=='^' || c==',' || c=='\'') {
60          continue ;
61        }
62        Object[] args = { label };
63        throw new MessageException(new ApplicationMessage("ECMNameValidator.msg.Invalid-char", args, ApplicationMessage.WARNING)) ;
64      }
65    }
66  }