zend framework.....

<?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) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License * @version $Id: Date.php 12524 2008-11-10 20:14:23Z thomas $ */ /** * 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) 2005-2008 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 // day formats const DAY = 'DAY'; // d - 2 digit day of month, 01-31 const DAY_SHORT = 'DAY_SHORT'; // j - 1,2 digit day of month, 1-31 const DAY_SUFFIX = 'DAY_SUFFIX'; // S - english suffix day of month, st-th const DAY_OF_YEAR = 'DAY_OF_YEAR'; // z - Number of day of year const WEEKDAY = 'WEEKDAY'; // l - full day name - locale aware, Monday - Sunday const WEEKDAY_SHORT = 'WEEKDAY_SHORT'; // --- 3 letter day of week - locale aware, Mon-Sun const WEEKDAY_NARROW = 'WEEKDAY_NARROW'; // --- 1 letter day name - locale aware, M-S const WEEKDAY_NAME = 'WEEKDAY_NAME'; // D - abbreviated day name, 1-3 letters - locale aware, Mon-Sun const WEEKDAY_8601 = 'WEEKDAY_8601'; // N - digit weekday ISO 8601, 1-7 1 = monday, 7=sunday const WEEKDAY_DIGIT = 'WEEKDAY_DIGIT'; // w - weekday, 0-6 0=sunday, 6=saturday // week formats const WEEK = 'WEEK'; // W - number of week ISO8601, 1-53 // month formats const MONTH = 'MONTH'; // m - 2 digit month, 01-12 const MONTH_SHORT = 'MONTH_SHORT'; // n - 1 digit month, no leading zeros, 1-12 const MONTH_DAYS = 'MONTH_DAYS'; // t - Number of days this month const MONTH_NAME = 'MONTH_NAME'; // F - full month name - locale aware, January-December const MONTH_NAME_SHORT = 'MONTH_NAME_SHORT'; // M - 3 letter monthname - locale aware, Jan-Dec const MONTH_NAME_NARROW = 'MONTH_NAME_NARROW'; // --- 1 letter month name - locale aware, J-D // year formats const YEAR = 'YEAR'; // Y - 4 digit year const YEAR_SHORT = 'YEAR_SHORT'; // y - 2 digit year, leading zeros 00-99 const YEAR_8601 = 'YEAR_8601'; // o - number of year ISO8601 const YEAR_SHORT_8601= 'YEAR_SHORT_8601';// --- 2 digit number of year ISO8601 const LEAPYEAR = 'LEAPYEAR'; // L - is leapyear ?, 0-1 // time formats const MERIDIEM = 'MERIDIEM'; // A,a - AM/PM - locale aware, AM/PM const SWATCH = 'SWATCH'; // B - Swatch Internet Time const HOUR = 'HOUR'; // H - 2 digit hour, leading zeros, 00-23 const HOUR_SHORT = 'HOUR_SHORT'; // G - 1 digit hour, no leading zero, 0-23 const HOUR_AM = 'HOUR_AM'; // h - 2 digit hour, leading zeros, 01-12 am/pm const HOUR_SHORT_AM = 'HOUR_SHORT_AM'; // g - 1 digit hour, no leading zero, 1-12 am/pm const MINUTE = 'MINUTE'; // i - 2 digit minute, leading zeros, 00-59 const MINUTE_SHORT = 'MINUTE_SHORT'; // --- 1 digit minute, no leading zero, 0-59 const SECOND = 'SECOND'; // s - 2 digit second, leading zeros, 00-59 const SECOND_SHORT = 'SECOND_SHORT'; // --- 1 digit second, no leading zero, 0-59 const MILLISECOND = 'MILLISECOND'; // --- milliseconds // timezone formats const TIMEZONE_NAME = 'TIMEZONE_NAME'; // e - timezone string const DAYLIGHT = 'DAYLIGHT'; // I - is Daylight saving time ?, 0-1 const GMT_DIFF = 'GMT_DIFF'; // O - GMT difference, -1200 +1200 const GMT_DIFF_SEP = 'GMT_DIFF_SEP'; // P - seperated GMT diff, -12:00 +12:00 const TIMEZONE = 'TIMEZONE'; // T - timezone, EST, GMT, MDT const TIMEZONE_SECS = 'TIMEZONE_SECS'; // Z - timezone offset in seconds, -43200 +43200 // date strings const ISO_8601 = 'ISO_8601'; // c - ISO 8601 date string const RFC_2822 = 'RFC_2822'; // r - RFC 2822 date string const TIMESTAMP = 'TIMESTAMP'; // U - unix timestamp // additional formats const ERA = 'ERA'; // --- short name of era, locale aware, const ERA_NAME = 'ERA_NAME'; // --- full name of era, locale aware, const DATES = 'DATES'; // --- standard date, locale aware const DATE_FULL = 'DATE_FULL'; // --- full date, locale aware const DATE_LONG = 'DATE_LONG'; // --- long date, locale aware const DATE_MEDIUM = 'DATE_MEDIUM'; // --- medium date, locale aware const DATE_SHORT = 'DATE_SHORT'; // --- short date, locale aware const TIMES = 'TIMES'; // --- standard time, locale aware const TIME_FULL = 'TIME_FULL'; // --- full time, locale aware const TIME_LONG = 'TIME_LONG'; // --- long time, locale aware const TIME_MEDIUM = 'TIME_MEDIUM'; // --- medium time, locale aware const TIME_SHORT = 'TIME_SHORT'; // --- short time, locale aware const ATOM = 'ATOM'; // --- DATE_ATOM const COOKIE = 'COOKIE'; // --- DATE_COOKIE const RFC_822 = 'RFC_822'; // --- DATE_RFC822 const RFC_850 = 'RFC_850'; // --- DATE_RFC850 const RFC_1036 = 'RFC_1036'; // --- DATE_RFC1036 const RFC_1123 = 'RFC_1123'; // --- DATE_RFC1123 const RFC_3339 = 'RFC_3339'; // --- DATE_RFC3339 const RSS = 'RSS'; // --- DATE_RSS const W3C = 'W3C'; // --- DATE_W3C /** * 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, $locale = null) { if (($date !== null