date_fun.i

<?php

// This function will use php date routines to
// allow formatting, it uses the same format strings
// as the date function, but it expects an english
// textual datetime as the date
function dateformat($pFormat, $pDate, $pNull=1) {
    if (trim($pDate) == "" && $pNull == 1)
        return $pDate;
    else
        return date($pFormat, strtotime($pDate));
}


// // This will take a date in any format and verify it is a valid date
// function isdate($pDate)
// {
// /*
//  // This code was replaced -- it was prone to errors in the differences of date values
//  
//  $m_val = date("m", strtotime($pDate));
//  $d_val = date("d", strtotime($pDate));
//  $y_val = date("Y", strtotime($pDate));
//  return checkdate($m_val, $d_val, $y_val);
// */
//  // This is now limited to the date format MM/DD/YYYY
//   if (ereg("^([0-9]{1,2})[/.-]{1}([0-9]{1,2})[/.-]{1}([0-9]{2,4})$", $pDate, $regs)) {
//     $m_val = $regs[1];
//     $d_val = $regs[2];
//     $y_val = $regs[3];
//     return checkdate($m_val, $d_val, $y_val);
//   } else {
//     return false;
//  }
// 
// }

function mdydate ($date) {
#   $mdays = array(31,28,31,30,31,30,31,31,30,31,30,31);
   if (strtolower($date) =="now" || strtolower($date) == "today") 
      {
    $date = date("m/d/Y");
      }
   # only allow 0-9 and dash(-)
   if (preg_match("/[^0-9\-\/ ]/",$date)) { return false;}
   list ($mm, $dd, $yy) = preg_split ('#[-/]#', $date);
     $mm = intval($mm);
     $dd = intval($dd);
   if( strlen($yy) == 2) {
            $yy = ($yy < 70 ? "20$yy" : "19$yy");
   }
     $yy = intval($yy);
        if (checkdate($mm,$dd,$yy)) {
           return "${mm}/${dd}/${yy}";
        } else {
             return false;
        }
}
?>