Example #1
0
 /**
  * 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             $date   Date to parse for correctness
  * @param  string             $format (Optional) Format for parsing the date string
  * @param  string|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) and !is_numeric($date) and !$date instanceof Zend_Date) {
         return false;
     }
     if ($format !== null and Zend_Locale::isLocale($format, null, false)) {
         $locale = $format;
         $format = null;
     }
     if (empty($locale)) {
         require_once 'Zend/Registry.php';
         if (Zend_Registry::isRegistered('Zend_Locale') === true) {
             $locale = Zend_Registry::get('Zend_Locale');
         }
     }
     if (!Zend_Locale::isLocale($locale, true, false)) {
         if (!Zend_Locale::isLocale($locale, false, false)) {
             require_once 'Zend/Date/Exception.php';
             throw new Zend_Date_Exception("Given locale ({$locale}) does not exist", (string) $locale);
         }
         $locale = new Zend_Locale($locale);
     }
     $locale = (string) $locale;
     if ($format === null) {
         $format = Zend_Locale_Format::getDateFormat($locale);
     } else {
         if (self::$_options['format_type'] == 'php') {
             $format = Zend_Locale_Format::convertPhpToIsoFormat($format);
         }
     }
     try {
         $parsed = Zend_Locale_Format::getDate($date, array('locale' => $locale, 'date_format' => $format, 'format_type' => 'iso', 'fix_date' => false));
         if (isset($parsed['year']) and (strpos(strtoupper($format), 'YY') !== false and strpos(strtoupper($format), 'YYYY') === false)) {
             $parsed['year'] = self::getFullYear($parsed['year']);
         }
     } catch (Zend_Locale_Exception $e) {
         // Date can not be parsed
         return false;
     }
     if ((strpos($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) {
         $parsed['hour'] = 0;
     }
     if (isset($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;
     }
     $date = new self($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;
 }
 /**
  * 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|Zend_Date $date   Date to parse for correctness
  * @param  string                 $format (Optional) Format for parsing the date string
  * @param  string|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 Zend_Date && !is_array($date)) {
         return false;
     }
     if ($format !== null && $format != 'ee' && $format != 'ss' && $format != 'GG' && $format != 'MM' && $format != 'EE' && $format != 'TT' && Zend_Locale::isLocale($format, null, false)) {
         $locale = $format;
         $format = null;
     }
     $locale = Zend_Locale::findLocale($locale);
     if ($format === null) {
         $format = Zend_Locale_Format::getDateFormat($locale);
     } else {
         if (self::$_options['format_type'] == 'php' && !defined($format)) {
             $format = Zend_Locale_Format::convertPhpToIsoFormat($format);
         }
     }
     $format = self::_getLocalizedToken($format, $locale);
     if (!is_array($date)) {
         try {
             $parsed = Zend_Locale_Format::getDate($date, array('locale' => $locale, 'date_format' => $format, 'format_type' => 'iso', 'fix_date' => false));
         } catch (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;
 }
Example #3
0
 /**
  * Checks if the given date is a real date or datepart.
  * Returns false is 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              $date    Date to parse for correctness
  * @param  string              $format  OPTIONAL Format for parsing the date string
  * @param  string|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, $locale = null)
 {
     if (Zend_Locale::isLocale($format)) {
         $locale = $format;
         $format = null;
     }
     if ($locale === null) {
         $locale = new Zend_Locale();
         $locale = $locale->toString();
     }
     if ($format === null) {
         $format = Zend_Locale_Format::getDateFormat($locale);
     } else {
         if (self::$_Options['format_type'] == 'php') {
             $format = Zend_Locale_Format::convertPhpToIsoFormat($format);
         }
     }
     try {
         $parsed = Zend_Locale_Format::getDate($date, array('locale' => $locale, 'date_format' => $format, 'format_type' => 'iso', 'fix_date' => false));
     } catch (Zend_Locale_Exception $e) {
         // date can not be parsed
         return false;
     }
     if ((strpos($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'])) {
         $parsed['hour'] = 0;
     }
     if (!isset($parsed['minute'])) {
         $parsed['minute'] = 0;
     }
     if (!isset($parsed['second'])) {
         $parsed['second'] = 0;
     }
     if (!isset($parsed['month'])) {
         $parsed['month'] = 1;
     }
     if (!isset($parsed['day'])) {
         $parsed['day'] = 1;
     }
     if (!isset($parsed['year'])) {
         $parsed['year'] = 1970;
     }
     $date = new self($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;
 }