Prado\Util\TSimpleDateFormatter::parse PHP Метод

    public function parse($value, $defaultToCurrentTime = true)
    {
        if (is_int($value) || is_float($value)) {
            return $value;
        } else {
            if (!is_string($value)) {
                throw new TInvalidDataValueException('date_to_parse_must_be_string', $value);
            }
        }
        if (empty($this->pattern)) {
            return time();
        }
        $date = time();
        if ($this->length(trim($value)) < 1) {
            return $defaultToCurrentTime ? $date : null;
        }
        $pattern = $this->pattern;
        $i_val = 0;
        $i_format = 0;
        $pattern_length = $this->length($pattern);
        $c = '';
        $token = '';
        $x = null;
        $y = null;
        if ($defaultToCurrentTime) {
            $year = "{$date['year']}";
            $month = $date['mon'];
            $day = $date['mday'];
        } else {
            $year = null;
            $month = null;
            $day = null;
        }
        while ($i_format < $pattern_length) {
            $c = $this->charAt($pattern, $i_format);
            $token = '';
            while ($this->charEqual($pattern, $i_format, $c) && $i_format < $pattern_length) {
                $token .= $this->charAt($pattern, $i_format++);
            }
            if ($token == 'yyyy' || $token == 'yy' || $token == 'y') {
                if ($token == 'yyyy') {
                    $x = 4;
                    $y = 4;
                }
                if ($token == 'yy') {
                    $x = 2;
                    $y = 2;
                }
                if ($token == 'y') {
                    $x = 2;
                    $y = 4;
                }
                $year = $this->getInteger($value, $i_val, $x, $y);
                if ($year === null) {
                    return null;
                }
                //throw new TInvalidDataValueException('Invalid year', $value);
                $i_val += strlen($year);
                if (strlen($year) == 2) {
                    $iYear = (int) $year;
                    if ($iYear > 70) {
                        $year = $iYear + 1900;
                    } else {
                        $year = $iYear + 2000;
                    }
                }
                $year = (int) $year;
            } elseif ($token == 'MM' || $token == 'M') {
                $month = $this->getInteger($value, $i_val, $this->length($token), 2);
                $iMonth = (int) $month;
                if ($month === null || $iMonth < 1 || $iMonth > 12) {
                    return null;
                }
                //throw new TInvalidDataValueException('Invalid month', $value);
                $i_val += strlen($month);
                $month = $iMonth;
            } elseif ($token == 'dd' || $token == 'd') {
                $day = $this->getInteger($value, $i_val, $this->length($token), 2);
                $iDay = (int) $day;
                if ($day === null || $iDay < 1 || $iDay > 31) {
                    return null;
                }
                //throw new TInvalidDataValueException('Invalid day', $value);
                $i_val += strlen($day);
                $day = $iDay;
            } else {
                if ($this->substring($value, $i_val, $this->length($token)) != $token) {
                    return null;
                } else {
                    $i_val += $this->length($token);
                }
            }
        }
        if ($i_val != $this->length($value)) {
            return null;
        }
        //throw new TInvalidDataValueException("Pattern '{$this->pattern}' mismatch", $value);
        if (!$defaultToCurrentTime && ($month === null || $day === null || $year === null)) {
            return null;
        } else {
            if (empty($year)) {
                $year = date('Y');
            }
            $day = (int) $day <= 0 ? 1 : (int) $day;
            $month = (int) $month <= 0 ? 1 : (int) $month;
            $s = new TDateTimeStamp();
            return $s->getTimeStamp(0, 0, 0, $month, $day, $year);
        }
    }

 /**
  * Parse the pair of values into the appropriate value type.
  * @param string value one
  * @param string second value
  * @return array appropriate type of the value pair, array($value1, $value2);
  */
 protected function getComparisonValues($value1, $value2)
 {
     switch ($this->getDataType()) {
         case TValidationDataType::Integer:
             return array(intval($value1), intval($value2));
         case TValidationDataType::Float:
             return array(floatval($value1), floatval($value2));
         case TValidationDataType::Date:
             $dateFormat = $this->getDateFormat();
             if ($dateFormat !== '') {
                 $formatter = new TSimpleDateFormatter($dateFormat);
                 return array($formatter->parse($value1), $formatter->parse($value2));
             } else {
                 return array(strtotime($value1), strtotime($value2));
             }
     }
     return array($value1, $value2);
 }