/**
* Internal function for checking the locale
*
* @param string|Zend_Locale $locale Locale to check
* @return string
*/
private static function _checkLocale($locale)
{
if (empty($locale)) {
$locale = new Locale();
}
if (!Locale::isLocale((string) $locale, null, false)) {
throw new Exception("Locale (" . (string) $locale . ") is a unknown locale");
}
return (string) $locale;
}
public function setLocale($locale = null)
{
$this->_locale = \Life\Locale\Locale::findLocale($locale);
return $this;
}
public static function isDate($date, $format = null, $locale = null)
{
if (!is_string($date) && !is_numeric($date) && !$date instanceof Zend_Date && !is_array($date)) {
return false;
}
if ($format !== null && $format != 'ee' && $format != 'ss' && $format != 'GG' && $format != 'MM' && $format != 'EE' && $format != 'TT' && Locale\Locale::isLocale($format, null, false)) {
$locale = $format;
$format = null;
}
$locale = Locale\Locale::findLocale($locale);
if ($format === null) {
$format = Locale\Format::getDateFormat($locale);
} else {
if (self::$_options['format_type'] == 'php' && !defined($format)) {
$format = Locale\Format::convertPhpToIsoFormat($format);
}
}
$format = self::_getLocalizedToken($format, $locale);
if (!is_array($date)) {
try {
$parsed = Locale\Format::getDate($date, array('locale' => $locale, 'date_format' => $format, 'format_type' => 'iso', 'fix_date' => false));
} catch (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;
}
/**
* Finds the proper locale based on the input
* Checks if it exists, degrades it when necessary
* Detects registry locale and when all fails tries to detect a automatic locale
* Returns the found locale as string
*
* @param string $locale
* @throws Zend_Locale_Exception When the given locale is no locale or the autodetection fails
* @return string
*/
public static function findLocale($locale = null)
{
if ($locale === null) {
if (Registry::isRegistered('Locale')) {
$locale = Registry::get('Locale');
}
}
if ($locale === null) {
$locale = new Locale();
}
if (!Locale::isLocale($locale, true, false)) {
if (!Locale::isLocale($locale, false, false)) {
$locale = Locale::getLocaleToTerritory($locale);
if (empty($locale)) {
throw new Exception("The locale '{$locale}' is no known locale");
}
} else {
$locale = new Locale($locale);
}
}
$locale = self::_prepareLocale($locale);
return $locale;
}
private static function _checkOptions(array $options = array())
{
if (count($options) == 0) {
return self::$_options;
}
foreach ($options as $name => $value) {
$name = strtolower($name);
if ($name !== 'locale') {
if (gettype($value) === 'string') {
$value = strtolower($value);
}
}
switch ($name) {
case 'number_format':
if ($value == Format::STANDARD) {
$locale = self::$_options['locale'];
if (isset($options['locale'])) {
$locale = $options['locale'];
}
$options['number_format'] = Data::getContent($locale, 'decimalnumber');
} else {
if (gettype($value) !== 'string' and $value !== NULL) {
throw new Exception("Unknown number format type '" . gettype($value) . "'. " . "Format '{$value}' must be a valid number format string.");
}
}
break;
case 'date_format':
if ($value == Format::STANDARD) {
$locale = self::$_options['locale'];
if (isset($options['locale'])) {
$locale = $options['locale'];
}
$options['date_format'] = Format::getDateFormat($locale);
} else {
if (gettype($value) !== 'string' and $value !== NULL) {
throw new Exception("Unknown dateformat type '" . gettype($value) . "'. " . "Format '{$value}' must be a valid ISO or PHP date format string.");
} else {
if (isset($options['format_type']) === true and $options['format_type'] == 'php' or isset($options['format_type']) === false and self::$_options['format_type'] == 'php') {
$options['date_format'] = Format::convertPhpToIsoFormat($value);
}
}
}
break;
case 'format_type':
if ($value != 'php' && $value != 'iso') {
throw new Exception("Unknown date format type '{$value}'. Only 'iso' and 'php'" . " are supported.");
}
break;
case 'fix_date':
if ($value !== true && $value !== false) {
throw new Exception("Enabling correction of dates must be either true or false" . "(fix_date='{$value}').");
}
break;
case 'locale':
$options['locale'] = Locale::findLocale($value);
break;
case 'cache':
if ($value instanceof Zend_Cache_Core) {
Data::setCache($value);
}
break;
case 'disablecache':
Data::disableCache($value);
break;
case 'precision':
if ($value === NULL) {
$value = -1;
}
if ($value < -1 || $value > 30) {
throw new Exception("'{$value}' precision is not a whole number less than 30.");
}
break;
default:
throw new Exception("Unknown option: '{$name}' = '{$value}'");
break;
}
}
return $options;
}
