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   1  /**

   2   * $RCSfile: validate.js,v $

   3   * $Revision: 1.3 $

   4   * $Date: 2006/02/06 20:11:09 $

   5   *

   6   * Various form validation methods.

   7   *

   8   * @author Moxiecode

   9   * @copyright Copyright © 2004-2006, Moxiecode Systems AB, All rights reserved.

  10   */
  11  
  12  function testRegExp(form_name, element_name, re) {
  13      return new RegExp(re).test(document.forms[form_name].elements[element_name].value);
  14  }
  15  
  16  function validateString(form_name, element_name) {
  17      return (document.forms[form_name].elements[element_name].value.length > 0);
  18  }
  19  
  20  function validateSelection(form_name, element_name) {
  21      return (document.forms[form_name].elements[element_name].selectedIndex > 0);
  22  }
  23  
  24  function validateCheckBox(form_name, element_name) {
  25      return document.forms[form_name].elements[element_name].checked;
  26  }
  27  
  28  function validateCleanString(form_name, element_name) {
  29      return testRegExp(form_name, element_name, '^[A-Za-z0-9_]+$');
  30  }
  31  
  32  function validateEmail(form_name, element_name) {
  33      return testRegExp(form_name, element_name, '^[-!#$%&\'*+\\./0-9=?A-Z^_`a-z{|}~]+@[-!#$%&\'*+\\/0-9=?A-Z^_`a-z{|}~]+\.[-!#$%&\'*+\\./0-9=?A-Z^_`a-z{|}~]+$');
  34  }
  35  
  36  function validateAbsUrl(form_name, element_name) {
  37      return testRegExp(form_name, element_name, '^(news|telnet|nttp|file|http|ftp|https)://[-A-Za-z0-9\\.]+$');
  38  }
  39  
  40  function validateNumber(form_name, element_name, allow_blank) {
  41      return (!allow_blank && value == '') ? false : testRegExp(form_name, element_name, '^-?[0-9]*\\.?[0-9]*$');
  42  }
  43  
  44  function validateSize(form_name, element_name,) {
  45      return testRegExp(form_name, element_name, '^[0-9]+(px|%)?$');
  46  }
  47  
  48  function validateID(form_name, element_name,) {
  49      return testRegExp(form_name, element_name, '^[A-Za-z_]([A-Za-z0-9_])*$');
  50  }