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<?php /** * Zend Framework * * LICENSE * * This source file is subject to the new BSD license that is bundled * with this package in the file LICENSE.txt. * It is also available through the world-wide-web at this URL: * http://framework.zend.com/license/new-bsd * If you did not receive a copy of the license and are unable to * obtain it through the world-wide-web, please send an email * to license@zend.com so we can send you a copy immediately. * * @category Zend * @package Zend_Date * @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License * @version $Id: Date.php 2504 2011-12-28 07:35:29Z liu21st $ */ /** * Include needed Date classes */ require_once 'Zend/Date/DateObject.php'; require_once 'Zend/Locale.php'; require_once 'Zend/Locale/Format.php'; require_once 'Zend/Locale/Math.php'; /** * @category Zend * @package Zend_Date * @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License */ class Zend_Date extends Zend_Date_DateObject { private $_locale = null; // Fractional second variables private $_fractional = 0; private $_precision = 3; private static $_options = array( 'format_type' => 'iso', // format for date strings 'iso' or 'php' 'fix_dst' => true, // fix dst on summer/winter time change 'extend_month' => false, // false - addMonth like SQL, true like excel 'cache' => null, // cache to set 'timesync' => null // timesync server to set ); // Class wide Date Constants const DAY = 'dd'; const DAY_SHORT = 'd'; const DAY_SUFFIX = 'SS'; const DAY_OF_YEAR = 'D'; const WEEKDAY = 'EEEE'; const WEEKDAY_SHORT = 'EEE'; const WEEKDAY_NARROW = 'E'; const WEEKDAY_NAME = 'EE'; const WEEKDAY_8601 = 'eee'; const WEEKDAY_DIGIT = 'e'; const WEEK = 'ww'; const MONTH = 'MM'; const MONTH_SHORT = 'M'; const MONTH_DAYS = 'ddd'; const MONTH_NAME = 'MMMM'; const MONTH_NAME_SHORT = 'MMM'; const MONTH_NAME_NARROW = 'MMMMM'; const YEAR = 'y'; const YEAR_SHORT = 'yy'; const YEAR_8601 = 'Y'; const YEAR_SHORT_8601 = 'YY'; const LEAPYEAR = 'l'; const MERIDIEM = 'a'; const SWATCH = 'B'; const HOUR = 'HH'; const HOUR_SHORT = 'H'; const HOUR_AM = 'hh'; const HOUR_SHORT_AM = 'h'; const MINUTE = 'mm'; const MINUTE_SHORT = 'm'; const SECOND = 'ss'; const SECOND_SHORT = 's'; const MILLISECOND = 'S'; const TIMEZONE_NAME = 'zzzz'; const DAYLIGHT = 'I'; const GMT_DIFF = 'Z'; const GMT_DIFF_SEP = 'ZZZZ'; const TIMEZONE = 'z'; const TIMEZONE_SECS = 'X'; const ISO_8601 = 'c'; const RFC_2822 = 'r'; const TIMESTAMP = 'U'; const ERA = 'G'; const ERA_NAME = 'GGGG'; const ERA_NARROW = 'GGGGG'; const DATES = 'F'; const DATE_FULL = 'FFFFF'; const DATE_LONG = 'FFFF'; const DATE_MEDIUM = 'FFF'; const DATE_SHORT = 'FF'; const TIMES = 'WW'; const TIME_FULL = 'TTTTT'; const TIME_LONG = 'TTTT'; const TIME_MEDIUM = 'TTT'; const TIME_SHORT = 'TT'; const DATETIME = 'K'; const DATETIME_FULL = 'KKKKK'; const DATETIME_LONG = 'KKKK'; const DATETIME_MEDIUM = 'KKK'; const DATETIME_SHORT = 'KK'; const ATOM = 'OOO'; const COOKIE = 'CCC'; const RFC_822 = 'R'; const RFC_850 = 'RR'; const RFC_1036 = 'RRR'; const RFC_1123 = 'RRRR'; const RFC_3339 = 'RRRRR'; const RSS = 'SSS'; const W3C = 'WWW'; /** * Generates the standard date object, could be a unix timestamp, localized date, * string, integer, array and so on. Also parts of dates or time are supported * Always set the default timezone: http://php.net/date_default_timezone_set * For example, in your bootstrap: date_default_timezone_set('America/Los_Angeles'); * For detailed instructions please look in the docu. * * @param string|integer|Zend_Date|array $date OPTIONAL Date value or value of date part to set * ,depending on $part. If null the actual time is set * @param string $part OPTIONAL Defines the input format of $date * @param string|Zend_Locale $locale OPTIONAL Locale for parsing input * @return Zend_Date * @throws Zend_Date_Exception */ public function __construct($date = null, $part = null, $locale = null) { if (is_object($date) and !($date instanceof Zend_TimeSync_Protocol) and !($date instanceof Zend_Date)) { if ($locale instanceof Zend_Locale) { $locale = $date; $date = null; $part = null; } else { $date = (string) $date; } } if (($date !== null) and !is_array($date) and !($date instanceof Zend_TimeSync_Protocol) and !($date instanceof Zend_Date) and !defined($date) and Zend_Locale::isLocale($date, true, false)) { $locale = $date; $date = null; $part = null; } else if (($part !== null) and !defined($part) and Zend_Locale::isLocale($part, true, false)) { $locale = $part; $part = null; } $this->setLocale($locale); if (is_string($date) && ($part === null) && (strlen($date) <= 5)) { $part = $date; $date = null; } if ($date === null) { if ($part === null) { $date = time(); } else if ($part !== self::TIMESTAMP) { $date = self::now($locale); $date = $date->get($part); } } if ($date instanceof Zend_TimeSync_Protocol) { $date = $date->getInfo(); $date = $this->_getTime($date['offset']); $part = null; } else if (parent::$_defaultOffset != 0) { $date = $this->_getTime(parent::$_defaultOffset); } // set the timezone and offset for $this $zone = @date_default_timezone_get(); $this->setTimezone($zone); // try to get timezone from date-string if (!is_int($date)) { $zone = $this->getTimezoneFromString($date); $this->setTimezone($zone); } // set datepart if (($part !== null && $part !== self::TIMESTAMP) or (!is_numeric($date))) { // switch off dst handling for value setting $this->setUnixTimestamp($this->getGmtOffset()); $this->set($date, $part, $this->_locale); // DST fix if (is_array($date) === true) { if (!isset($date['hour'])) { $date['hour'] = 0; } $hour = $this->toString('H'); $hour = $date['hour'] - $hour; switch ($hour) { case 1 : case -23 : $this->addTimestamp(3600);