<?php

// --------------------------------------------------------------------------
//
// Esvon Classifieds v.4.0
// Copyright(C), Esvon LTD, 2001-2010, All Rights Reserved.
// E-mail: hide@address.com
//
// All forms of reproduction, including, but not limited to, internet posting, 
// printing, e-mailing, faxing and recording are strictly prohibited.
// One license required per site running Esvon Classifieds. 
// To obtain a license for using Esvon Classifieds, please register at
// http://www.esvon.com/pg/products/p_classifieds/
//
// --------------------------------------------------------------------------

function hwRegExpGet($_input, $_char){

  if(!$_input && !$_char) return '';

  $f_regexp = '';
  if($_char){ 
    $f_regexp = preg_quote($_char, '/');
    $f_regexp = addcslashes($f_regexp, '-');
  }

  $_wrap = 1;

  if(strpos('|strip_url|','|'.$_input.'|')===false){
    
    switch($_input){
      
      case 'alpha' :
        $f_regexp = "[$f_regexp\w]+";
        break;

      case 'digit' :
        $f_regexp = "[$f_regexp\d]+";
        break;

      case 'email' :
        $f_regexp = defined('REGEX_EMAIL') ? REGEX_EMAIL : '[^@\s]+@(?:[-a-z0-9]+\.)+[a-z]{2,}';
        break;

      case 'url' :
        $f_regexp = 'https?:\/\/[^\s"\']+';
        break;

      case 'decimal' :
        $f_regexp = '[0-9]{1,20}\.?[0-9]{0,20}';
        break;

      default :
        $f_regexp = str_replace('/','\/',$_input);
        $_wrap = 0;
    }
  }

  if($_wrap && $f_regexp) $f_regexp = '^'.$f_regexp.'$';
  return $f_regexp;

}

/* 
No email or URL : (!preg_match/i)
(?:ht|f)tps?\:\/\/|www\.|\.(?:com|org|net|us|ws|tv|info)|[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+([\.][a-z0-9-]+)+
*/

?>