/**
* Defined by IfwPsn_Vendor_Zend_Filter_Interface
*
* Normalizes the given input
*
* @param string $value Value to normalized
* @return string|array The normalized value
*/
public function filter($value)
{
if (IfwPsn_Vendor_Zend_Locale_Format::isNumber($value, $this->_options)) {
return IfwPsn_Vendor_Zend_Locale_Format::getNumber($value, $this->_options);
} else {
if ($this->_options['date_format'] === null && strpos($value, ':') !== false) {
// Special case, no date format specified, detect time input
return IfwPsn_Vendor_Zend_Locale_Format::getTime($value, $this->_options);
} else {
if (IfwPsn_Vendor_Zend_Locale_Format::checkDateFormat($value, $this->_options)) {
// Detect date or time input
return IfwPsn_Vendor_Zend_Locale_Format::getDate($value, $this->_options);
}
}
}
return $value;
}
/**
* Checks if the given date is a real date or datepart.
* Returns false if a expected datepart is missing or a datepart exceeds its possible border.
* But the check will only be done for the expected dateparts which are given by format.
* If no format is given the standard dateformat for the actual locale is used.
* f.e. 30.February.2007 will return false if format is 'dd.MMMM.YYYY'
*
* @param string|array|IfwPsn_Vendor_Zend_Date $date Date to parse for correctness
* @param string $format (Optional) Format for parsing the date string
* @param string|IfwPsn_Vendor_Zend_Locale $locale (Optional) Locale for parsing date parts
* @return boolean True when all date parts are correct
*/
public static function isDate($date, $format = null, $locale = null)
{
if (!is_string($date) && !is_numeric($date) && !$date instanceof IfwPsn_Vendor_Zend_Date && !is_array($date)) {
return false;
}
if ($format !== null && $format != 'ee' && $format != 'ss' && $format != 'GG' && $format != 'MM' && $format != 'EE' && $format != 'TT' && IfwPsn_Vendor_Zend_Locale::isLocale($format, null, false)) {
$locale = $format;
$format = null;
}
$locale = IfwPsn_Vendor_Zend_Locale::findLocale($locale);
if ($format === null) {
$format = IfwPsn_Vendor_Zend_Locale_Format::getDateFormat($locale);
} else {
if (self::$_options['format_type'] == 'php' && !defined($format)) {
$format = IfwPsn_Vendor_Zend_Locale_Format::convertPhpToIsoFormat($format);
}
}
$format = self::_getLocalizedToken($format, $locale);
if (!is_array($date)) {
try {
$parsed = IfwPsn_Vendor_Zend_Locale_Format::getDate($date, array('locale' => $locale, 'date_format' => $format, 'format_type' => 'iso', 'fix_date' => false));
} catch (IfwPsn_Vendor_Zend_Locale_Exception $e) {
// Date can not be parsed
return false;
}
} else {
$parsed = $date;
}
if ((strpos($format, 'Y') !== false or strpos($format, 'y') !== false) and !isset($parsed['year'])) {
// Year expected but not found
return false;
}
if (strpos($format, 'M') !== false and !isset($parsed['month'])) {
// Month expected but not found
return false;
}
if (strpos($format, 'd') !== false and !isset($parsed['day'])) {
// Day expected but not found
return false;
}
if ((strpos($format, 'H') !== false or strpos($format, 'h') !== false) and !isset($parsed['hour'])) {
// Hour expected but not found
return false;
}
if (strpos($format, 'm') !== false and !isset($parsed['minute'])) {
// Minute expected but not found
return false;
}
if (strpos($format, 's') !== false and !isset($parsed['second'])) {
// Second expected but not found
return false;
}
// Set not given dateparts
if (isset($parsed['hour']) === false) {
$parsed['hour'] = 12;
}
if (isset($parsed['minute']) === false) {
$parsed['minute'] = 0;
}
if (isset($parsed['second']) === false) {
$parsed['second'] = 0;
}
if (isset($parsed['month']) === false) {
$parsed['month'] = 1;
}
if (isset($parsed['day']) === false) {
$parsed['day'] = 1;
}
if (isset($parsed['year']) === false) {
$parsed['year'] = 1970;
}
if (self::isYearLeapYear($parsed['year'])) {
$parsed['year'] = 1972;
} else {
$parsed['year'] = 1971;
}
$date = new self($parsed, null, $locale);
$timestamp = $date->mktime($parsed['hour'], $parsed['minute'], $parsed['second'], $parsed['month'], $parsed['day'], $parsed['year']);
if ($parsed['year'] != $date->date('Y', $timestamp)) {
// Given year differs from parsed year
return false;
}
if ($parsed['month'] != $date->date('n', $timestamp)) {
// Given month differs from parsed month
return false;
}
if ($parsed['day'] != $date->date('j', $timestamp)) {
// Given day differs from parsed day
return false;
}
if ($parsed['hour'] != $date->date('G', $timestamp)) {
// Given hour differs from parsed hour
return false;
}
if ($parsed['minute'] != $date->date('i', $timestamp)) {
// Given minute differs from parsed minute
return false;
}
if ($parsed['second'] != $date->date('s', $timestamp)) {
// Given second differs from parsed second
return false;
}
return true;
}
/**
* Check if the given date fits the given format
*
* @param string $value Date to check
* @return boolean False when date does not fit the format
*/
private function _checkFormat($value)
{
try {
require_once IFW_PSN_LIB_ROOT . 'IfwPsn/Vendor/Zend/Locale/Format.php';
$parsed = IfwPsn_Vendor_Zend_Locale_Format::getDate($value, array('date_format' => $this->_format, 'format_type' => 'iso', 'fix_date' => false));
if (isset($parsed['year']) and (strpos(strtoupper($this->_format), 'YY') !== false and strpos(strtoupper($this->_format), 'YYYY') === false)) {
$parsed['year'] = IfwPsn_Vendor_Zend_Date::getFullYear($parsed['year']);
}
} catch (Exception $e) {
// Date can not be parsed
return false;
}
if ((strpos($this->_format, 'Y') !== false or strpos($this->_format, 'y') !== false) and !isset($parsed['year'])) {
// Year expected but not found
return false;
}
if (strpos($this->_format, 'M') !== false and !isset($parsed['month'])) {
// Month expected but not found
return false;
}
if (strpos($this->_format, 'd') !== false and !isset($parsed['day'])) {
// Day expected but not found
return false;
}
if ((strpos($this->_format, 'H') !== false or strpos($this->_format, 'h') !== false) and !isset($parsed['hour'])) {
// Hour expected but not found
return false;
}
if (strpos($this->_format, 'm') !== false and !isset($parsed['minute'])) {
// Minute expected but not found
return false;
}
if (strpos($this->_format, 's') !== false and !isset($parsed['second'])) {
// Second expected but not found
return false;
}
// Date fits the format
return true;
}
