/library/Zend/Date.php
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Possible License(s): BSD-3-Clause, LGPL-2.0, MIT
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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) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
- * @license http://framework.zend.com/license/new-bsd New BSD License
- * @version $Id: Date.php 24594 2012-01-05 21:27:01Z matthew $
- */
- /**
- * 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) 2005-2012 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', 'iso', true);
- $hour = $date['hour'] - $hour;
- switch ($hour) {
- case 1 :
- case -23 :
- $this->addTimestamp(3600);
- break;
- case -1 :
- case 23 :
- $this->subTimestamp(3600);
- break;
- case 2 :
- case -22 :
- $this->addTimestamp(7200);
- break;
- case -2 :
- case 22 :
- $this->subTimestamp(7200);
- break;
- }
- }
- } else {
- $this->setUnixTimestamp($date);
- }
- }
- /**
- * Sets class wide options, if no option was given, the actual set options will be returned
- *
- * @param array $options Options to set
- * @throws Zend_Date_Exception
- * @return Options array if no option was given
- */
- public static function setOptions(array $options = array())
- {
- if (empty($options)) {
- return self::$_options;
- }
- foreach ($options as $name => $value) {
- $name = strtolower($name);
- if (array_key_exists($name, self::$_options)) {
- switch($name) {
- case 'format_type' :
- if ((strtolower($value) != 'php') && (strtolower($value) != 'iso')) {
- require_once 'Zend/Date/Exception.php';
- throw new Zend_Date_Exception("Unknown format type ($value) for dates, only 'iso' and 'php' supported", 0, null, $value);
- }
- break;
- case 'fix_dst' :
- if (!is_bool($value)) {
- require_once 'Zend/Date/Exception.php';
- throw new Zend_Date_Exception("'fix_dst' has to be boolean", 0, null, $value);
- }
- break;
- case 'extend_month' :
- if (!is_bool($value)) {
- require_once 'Zend/Date/Exception.php';
- throw new Zend_Date_Exception("'extend_month' has to be boolean", 0, null, $value);
- }
- break;
- case 'cache' :
- if ($value === null) {
- parent::$_cache = null;
- } else {
- if (!$value instanceof Zend_Cache_Core) {
- require_once 'Zend/Date/Exception.php';
- throw new Zend_Date_Exception("Instance of Zend_Cache expected");
- }
- parent::$_cache = $value;
- parent::$_cacheTags = Zend_Date_DateObject::_getTagSupportForCache();
- Zend_Locale_Data::setCache($value);
- }
- break;
- case 'timesync' :
- if ($value === null) {
- parent::$_defaultOffset = 0;
- } else {
- if (!$value instanceof Zend_TimeSync_Protocol) {
- require_once 'Zend/Date/Exception.php';
- throw new Zend_Date_Exception("Instance of Zend_TimeSync expected");
- }
- $date = $value->getInfo();
- parent::$_defaultOffset = $date['offset'];
- }
- break;
- }
- self::$_options[$name] = $value;
- }
- else {
- require_once 'Zend/Date/Exception.php';
- throw new Zend_Date_Exception("Unknown option: $name = $value");
- }
- }
- }
- /**
- * Returns this object's internal UNIX timestamp (equivalent to Zend_Date::TIMESTAMP).
- * If the timestamp is too large for integers, then the return value will be a string.
- * This function does not return the timestamp as an object.
- * Use clone() or copyPart() instead.
- *
- * @return integer|string UNIX timestamp
- */
- public function getTimestamp()
- {
- return $this->getUnixTimestamp();
- }
- /**
- * Returns the calculated timestamp
- * HINT: timestamps are always GMT
- *
- * @param string $calc Type of calculation to make
- * @param string|integer|array|Zend_Date $stamp Timestamp to calculate, when null the actual timestamp is calculated
- * @return Zend_Date|integer
- * @throws Zend_Date_Exception
- */
- private function _timestamp($calc, $stamp)
- {
- if ($stamp instanceof Zend_Date) {
- // extract timestamp from object
- $stamp = $stamp->getTimestamp();
- }
- if (is_array($stamp)) {
- if (isset($stamp['timestamp']) === true) {
- $stamp = $stamp['timestamp'];
- } else {
- require_once 'Zend/Date/Exception.php';
- throw new Zend_Date_Exception('no timestamp given in array');
- }
- }
- if ($calc === 'set') {
- $return = $this->setUnixTimestamp($stamp);
- } else {
- $return = $this->_calcdetail($calc, $stamp, self::TIMESTAMP, null);
- }
- if ($calc != 'cmp') {
- return $this;
- }
- return $return;
- }
- /**
- * Sets a new timestamp
- *
- * @param integer|string|array|Zend_Date $timestamp Timestamp to set
- * @return Zend_Date Provides fluid interface
- * @throws Zend_Date_Exception
- */
- public function setTimestamp($timestamp)
- {
- return $this->_timestamp('set', $timestamp);
- }
- /**
- * Adds a timestamp
- *
- * @param integer|string|array|Zend_Date $timestamp Timestamp to add
- * @return Zend_Date Provides fluid interface
- * @throws Zend_Date_Exception
- */
- public function addTimestamp($timestamp)
- {
- return $this->_timestamp('add', $timestamp);
- }
- /**
- * Subtracts a timestamp
- *
- * @param integer|string|array|Zend_Date $timestamp Timestamp to sub
- * @return Zend_Date Provides fluid interface
- * @throws Zend_Date_Exception
- */
- public function subTimestamp($timestamp)
- {
- return $this->_timestamp('sub', $timestamp);
- }
- /**
- * Compares two timestamps, returning the difference as integer
- *
- * @param integer|string|array|Zend_Date $timestamp Timestamp to compare
- * @return integer 0 = equal, 1 = later, -1 = earlier
- * @throws Zend_Date_Exception
- */
- public function compareTimestamp($timestamp)
- {
- return $this->_timestamp('cmp', $timestamp);
- }
- /**
- * Returns a string representation of the object
- * Supported format tokens are:
- * G - era, y - year, Y - ISO year, M - month, w - week of year, D - day of year, d - day of month
- * E - day of week, e - number of weekday (1-7), h - hour 1-12, H - hour 0-23, m - minute, s - second
- * A - milliseconds of day, z - timezone, Z - timezone offset, S - fractional second, a - period of day
- *
- * Additionally format tokens but non ISO conform are:
- * SS - day suffix, eee - php number of weekday(0-6), ddd - number of days per month
- * l - Leap year, B - swatch internet time, I - daylight saving time, X - timezone offset in seconds
- * r - RFC2822 format, U - unix timestamp
- *
- * Not supported ISO tokens are
- * u - extended year, Q - quarter, q - quarter, L - stand alone month, W - week of month
- * F - day of week of month, g - modified julian, c - stand alone weekday, k - hour 0-11, K - hour 1-24
- * v - wall zone
- *
- * @param string $format OPTIONAL Rule for formatting output. If null the default date format is used
- * @param string $type OPTIONAL Type for the format string which overrides the standard setting
- * @param string|Zend_Locale $locale OPTIONAL Locale for parsing input
- * @return string
- */
- public function toString($format = null, $type = null, $locale = null)
- {
- if (is_object($format)) {
- if ($format instanceof Zend_Locale) {
- $locale = $format;
- $format = null;
- } else {
- $format = (string) $format;
- }
- }
- if (is_object($type)) {
- if ($type instanceof Zend_Locale) {
- $locale = $type;
- $type = null;
- } else {
- $type = (string) $type;
- }
- }
- if (($format !== null) && !defined($format)
- && ($format != 'ee') && ($format != 'ss') && ($format != 'GG') && ($format != 'MM') && ($format != 'EE') && ($format != 'TT')
- && Zend_Locale::isLocale($format, null, false)) {
- $locale = $format;
- $format = null;
- }
- if (($type !== null) and ($type != 'php') and ($type != 'iso') and
- Zend_Locale::isLocale($type, null, false)) {
- $locale = $type;
- $type = null;
- }
- if ($locale === null) {
- $locale = $this->getLocale();
- }
- if ($format === null) {
- $format = Zend_Locale_Format::getDateFormat($locale) . ' ' . Zend_Locale_Format::getTimeFormat($locale);
- } else if (((self::$_options['format_type'] == 'php') && ($type === null)) or ($type == 'php')) {
- $format = Zend_Locale_Format::convertPhpToIsoFormat($format);
- }
- return $this->date($this->_toToken($format, $locale), $this->getUnixTimestamp(), false);
- }
- /**
- * Returns a string representation of the date which is equal with the timestamp
- *
- * @return string
- */
- public function __toString()
- {
- return $this->toString(null, $this->_locale);
- }
- /**
- * Returns a integer representation of the object
- * But returns false when the given part is no value f.e. Month-Name
- *
- * @param string|integer|Zend_Date $part OPTIONAL Defines the date or datepart to return as integer
- * @return integer|false
- */
- public function toValue($part = null)
- {
- $result = $this->get($part);
- if (is_numeric($result)) {
- return intval("$result");
- } else {
- return false;
- }
- }
- /**
- * Returns an array representation of the object
- *
- * @return array
- */
- public function toArray()
- {
- return array('day' => $this->toString(self::DAY_SHORT, 'iso'),
- 'month' => $this->toString(self::MONTH_SHORT, 'iso'),
- 'year' => $this->toString(self::YEAR, 'iso'),
- 'hour' => $this->toString(self::HOUR_SHORT, 'iso'),
- 'minute' => $this->toString(self::MINUTE_SHORT, 'iso'),
- 'second' => $this->toString(self::SECOND_SHORT, 'iso'),
- 'timezone' => $this->toString(self::TIMEZONE, 'iso'),
- 'timestamp' => $this->toString(self::TIMESTAMP, 'iso'),
- 'weekday' => $this->toString(self::WEEKDAY_8601, 'iso'),
- 'dayofyear' => $this->toString(self::DAY_OF_YEAR, 'iso'),
- 'week' => $this->toString(self::WEEK, 'iso'),
- 'gmtsecs' => $this->toString(self::TIMEZONE_SECS, 'iso'));
- }
- /**
- * Returns a representation of a date or datepart
- * This could be for example a localized monthname, the time without date,
- * the era or only the fractional seconds. There are about 50 different supported date parts.
- * For a complete list of supported datepart values look into the docu
- *
- * @param string $part OPTIONAL Part of the date to return, if null the timestamp is returned
- * @param string|Zend_Locale $locale OPTIONAL Locale for parsing input
- * @return string date or datepart
- */
- public function get($part = null, $locale = null)
- {
- if ($locale === null) {
- $locale = $this->getLocale();
- }
- if (($part !== null) && !defined($part)
- && ($part != 'ee') && ($part != 'ss') && ($part != 'GG') && ($part != 'MM') && ($part != 'EE') && ($part != 'TT')
- && Zend_Locale::isLocale($part, null, false)) {
- $locale = $part;
- $part = null;
- }
- if ($part === null) {
- $part = self::TIMESTAMP;
- } else if (self::$_options['format_type'] == 'php') {
- $part = Zend_Locale_Format::convertPhpToIsoFormat($part);
- }
- return $this->date($this->_toToken($part, $locale), $this->getUnixTimestamp(), false);
- }
- /**
- * Internal method to apply tokens
- *
- * @param string $part
- * @param string $locale
- * @return string
- */
- private function _toToken($part, $locale) {
- // get format tokens
- $comment = false;
- $format = '';
- $orig = '';
- for ($i = 0; isset($part[$i]); ++$i) {
- if ($part[$i] == "'") {
- $comment = $comment ? false : true;
- if (isset($part[$i+1]) && ($part[$i+1] == "'")) {
- $comment = $comment ? false : true;
- $format .= "\\'";
- ++$i;
- }
- $orig = '';
- continue;
- }
- if ($comment) {
- $format .= '\\' . $part[$i];
- $orig = '';
- } else {
- $orig .= $part[$i];
- if (!isset($part[$i+1]) || (isset($orig[0]) && ($orig[0] != $part[$i+1]))) {
- $format .= $this->_parseIsoToDate($orig, $locale);
- $orig = '';
- }
- }
- }
- return $format;
- }
- /**
- * Internal parsing method
- *
- * @param string $token
- * @param string $locale
- * @return string
- */
- private function _parseIsoToDate($token, $locale) {
- switch($token) {
- case self::DAY :
- return 'd';
- break;
- case self::WEEKDAY_SHORT :
- $weekday = strtolower($this->date('D', $this->getUnixTimestamp(), false));
- $day = Zend_Locale_Data::getContent($locale, 'day', array('gregorian', 'format', 'wide', $weekday));
- return $this->_toComment(iconv_substr($day, 0, 3, 'UTF-8'));
- break;
- case self::DAY_SHORT :
- return 'j';
- break;
- case self::WEEKDAY :
- $weekday = strtolower($this->date('D', $this->getUnixTimestamp(), false));
- return $this->_toComment(Zend_Locale_Data::getContent($locale, 'day', array('gregorian', 'format', 'wide', $weekday)));
- break;
- case self::WEEKDAY_8601 :
- return 'N';
- break;
- case 'ee' :
- return $this->_toComment(str_pad($this->date('N', $this->getUnixTimestamp(), false), 2, '0', STR_PAD_LEFT));
- break;
- case self::DAY_SUFFIX :
- return 'S';
- break;
- case self::WEEKDAY_DIGIT :
- return 'w';
- break;
- case self::DAY_OF_YEAR :
- return 'z';
- break;
- case 'DDD' :
- return $this->_toComment(str_pad($this->date('z', $this->getUnixTimestamp(), false), 3, '0', STR_PAD_LEFT));
- break;
- case 'DD' :
- return $this->_toComment(str_pad($this->date('z', $this->getUnixTimestamp(), false), 2, '0', STR_PAD_LEFT));
- break;
- case self::WEEKDAY_NARROW :
- case 'EEEEE' :
- $weekday = strtolower($this->date('D', $this->getUnixTimestamp(), false));
- $day = Zend_Locale_Data::getContent($locale, 'day', array('gregorian', 'format', 'abbreviated', $weekday));
- return $this->_toComment(iconv_substr($day, 0, 1, 'UTF-8'));
- break;
- case self::WEEKDAY_NAME :
- $weekday = strtolower($this->date('D', $this->getUnixTimestamp(), false));
- return $this->_toComment(Zend_Locale_Data::getContent($locale, 'day', array('gregorian', 'format', 'abbreviated', $weekday)));
- break;
- case 'w' :
- $week = $this->date('W', $this->getUnixTimestamp(), false);
- return $this->_toComment(($week[0] == '0') ? $week[1] : $week);
- break;
- case self::WEEK :
- return 'W';
- break;
- case self::MONTH_NAME :
- $month = $this->date('n', $this->getUnixTimestamp(), false);
- return $this->_toComment(Zend_Locale_Data::getContent($locale, 'month', array('gregorian', 'format', 'wide', $month)));
- break;
- case self::MONTH :
- return 'm';
- break;
- case self::MONTH_NAME_SHORT :
- $month = $this->date('n', $this->getUnixTimestamp(), false);
- return $this->_toComment(Zend_Locale_Data::getContent($locale, 'month', array('gregorian', 'format', 'abbreviated', $month)));
- break;
- case self::MONTH_SHORT :
- return 'n';
- break;
- case self::MONTH_DAYS :
- return 't';
- break;
- case self::MONTH_NAME_NARROW :
- $month = $this->date('n', $this->getUnixTimestamp(), false);
- $mon = Zend_Locale_Data::getContent($locale, 'month', array('gregorian', 'format', 'abbreviated', $month));
- return $this->_toComment(iconv_substr($mon, 0, 1, 'UTF-8'));
- break;
- case self::LEAPYEAR :
- return 'L';
- break;
- case self::YEAR_8601 :
- return 'o';
- break;
- case self::YEAR :
- return 'Y';
- break;
- case self::YEAR_SHORT :
- return 'y';
- break;
- case self::YEAR_SHORT_8601 :
- return $this->_toComment(substr($this->date('o', $this->getUnixTimestamp(), false), -2, 2));
- break;
- case self::MERIDIEM :
- $am = $this->date('a', $this->getUnixTimestamp(), false);
- if ($am == 'am') {
- return $this->_toComment(Zend_Locale_Data::getContent($locale, 'am'));
- }
- return $this->_toComment(Zend_Locale_Data::getContent($locale, 'pm'));
- break;
- case self::SWATCH :
- return 'B';
- break;
- case self::HOUR_SHORT_AM :
- return 'g';
- break;
- case self::HOUR_SHORT :
- return 'G';
- break;
- case self::HOUR_AM :
- return 'h';
- break;
- case self::HOUR :
- return 'H';
- break;
- case self::MINUTE :
- return $this->_toComment(str_pad($this->date('i', $this->getUnixTimestamp(), false), 2, '0', STR_PAD_LEFT));
- break;
- case self::SECOND :
- return $this->_toComment(str_pad($this->date('s', $this->getUnixTimestamp(), false), 2, '0', STR_PAD_LEFT));
- break;
- case self::MINUTE_SHORT :
- return 'i';
- break;
- case self::SECOND_SHORT :
- return 's';
- break;
- case self::MILLISECOND :
- return $this->_toComment($this->getMilliSecond());
- break;
- case self::TIMEZONE_NAME :
- case 'vvvv' :
- return 'e';
- break;
- case self::DAYLIGHT :
- return 'I';
- break;
- case self::GMT_DIFF :
- case 'ZZ' :
- case 'ZZZ' :
- return 'O';
- break;
- case self::GMT_DIFF_SEP :
- return 'P';
- break;
- case self::TIMEZONE :
- case 'v' :
- case 'zz' :
- case 'zzz' :
- return 'T';
- break;
- case self::TIMEZONE_SECS :
- return 'Z';
- break;
- case self::ISO_8601 :
- return 'c';
- break;
- case self::RFC_2822 :
- return 'r';
- break;
- case self::TIMESTAMP :
- return 'U';
- break;
- case self::ERA :
- case 'GG' :
- case 'GGG' :
- $year = $this->date('Y', $this->getUnixTimestamp(), false);
- if ($year < 0) {
- return $this->_toComment(Zend_Locale_Data::getContent($locale, 'era', array('gregorian', 'Abbr', '0')));
- }
- return $this->_toComment(Zend_Locale_Data::getContent($locale, 'era', array('gregorian', 'Abbr', '1')));
- break;
- case self::ERA_NARROW :
- $year = $this->date('Y', $this->getUnixTimestamp(), false);
- if ($year < 0) {
- return $this->_toComment(iconv_substr(Zend_Locale_Data::getContent($locale, 'era', array('gregorian', 'Abbr', '0')), 0, 1, 'UTF-8')) . '.';
- }
- return $this->_toComment(iconv_substr(Zend_Locale_Data::getContent($locale, 'era', array('gregorian', 'Abbr', '1')), 0, 1, 'UTF-8')) . '.';
- break;
- case self::ERA_NAME :
- $year = $this->date('Y', $this->getUnixTimestamp(), false);
- if ($year < 0) {
- return $this->_toComment(Zend_Locale_Data::getContent($locale, 'era', array('gregorian', 'Names', '0')));
- }
- return $this->_toComment(Zend_Locale_Data::getContent($locale, 'era', array('gregorian', 'Names', '1')));
- break;
- case self::DATES :
- return $this->_toToken(Zend_Locale_Format::getDateFormat($locale), $locale);
- break;
- case self::DATE_FULL :
- return $this->_toToken(Zend_Locale_Data::getContent($locale, 'date', array('gregorian', 'full')), $locale);
- break;
- case self::DATE_LONG :
- return $this->_toToken(Zend_Locale_Data::getContent($locale, 'date', array('gregorian', 'long')), $locale);
- break;
- case self::DATE_MEDIUM :
- return $this->_toToken(Zend_Locale_Data::getContent($locale, 'date', array('gregorian', 'medium')), $locale);
- break;
- case self::DATE_SHORT :
- return $this->_toToken(Zend_Locale_Data::getContent($locale, 'date', array('gregorian', 'short')), $locale);
- break;
- case self::TIMES :
- return $this->_toToken(Zend_Locale_Format::getTimeFormat($locale), $locale);
- break;
- case self::TIME_FULL :
- return $this->_toToken(Zend_Locale_Data::getContent($locale, 'time', 'full'), $locale);
- break;
- case self::TIME_LONG :
- return $this->_toToken(Zend_Locale_Data::getContent($locale, 'time', 'long'), $locale);
- break;
- case self::TIME_MEDIUM :
- return $this->_toToken(Zend_Locale_Data::getContent($locale, 'time', 'medium'), $locale);
- break;
- case self::TIME_SHORT :
- return $this->_toToken(Zend_Locale_Data::getContent($locale, 'time', 'short'), $locale);
- break;
- case self::DATETIME :
- return $this->_toToken(Zend_Locale_Format::getDateTimeFormat($locale), $locale);
- break;
- case self::DATETIME_FULL :
- return $this->_toToken(Zend_Locale_Data::getContent($locale, 'datetime', array('gregorian', 'full')), $locale);
- break;
- case self::DATETIME_LONG :
- return $this->_toToken(Zend_Locale_Data::getContent($locale, 'datetime', array('gregorian', 'long')), $locale);
- break;
- case self::DATETIME_MEDIUM :
- return $this->_toToken(Zend_Locale_Data::getContent($locale, 'datetime', array('gregorian', 'medium')), $locale);
- break;
- case self::DATETIME_SHORT :
- return $this->_toToken(Zend_Locale_Data::getContent($locale, 'datetime', array('gregorian', 'short')), $locale);
- break;
- case self::ATOM :
- return 'Y\-m\-d\TH\:i\:sP';
- break;
- case self::COOKIE :
- return 'l\, d\-M\-y H\:i\:s e';
- break;
- case self::RFC_822 :
- return 'D\, d M y H\:i\:s O';
- break;
- case self::RFC_850 :
- return 'l\, d\-M\-y H\:i\:s e';
- break;
- case self::RFC_1036 :
- return 'D\, d M y H\:i\:s O';
- break;
- case self::RFC_1123 :
- return 'D\, d M Y H\:i\:s O';
- break;
- case self::RFC_3339 :
- return 'Y\-m\-d\TH\:i\:sP';
- break;
- case self::RSS :
- return 'D\, d M Y H\:i\:s O';
- break;
- case self::W3C :
- return 'Y\-m\-d\TH\:i\:sP';
- break;
- }
- if ($token == '') {
- return '';
- }
- switch ($token[0]) {
- case 'y' :
- if ((strlen($token) == 4) && (abs($this->getUnixTimestamp()) <= 0x7FFFFFFF)) {
- return 'Y';
- }
- $length = iconv_strlen($token, 'UTF-8');
- return $this->_toComment(str_pad($this->date('Y', $this->getUnixTimestamp(), false), $length, '0', STR_PAD_LEFT));
- break;
- case 'Y' :
- if ((strlen($token) == 4) && (abs($this->getUnixTimestamp()) <= 0x7FFFFFFF)) {
- return 'o';
- }
- $length = iconv_strlen($token, 'UTF-8');
- return $this->_toComment(str_pad($this->date('o', $this->getUnixTimestamp(), false), $length, '0', STR_PAD_LEFT));
- break;
- case 'A' :
- $length = iconv_strlen($token, 'UTF-8');
- $result = substr($this->getMilliSecond(), 0, 3);
- $result += $this->date('s', $this->getUnixTimestamp(), false) * 1000;
- $result += $this->date('i', $this->getUnixTimestamp(), false) * 60000;
- $result += $this->date('H', $this->getUnixTimestamp(), false) * 3600000;
- return $this->_toComment(str_pad($result, $length, '0', STR_PAD_LEFT));
- break;
- }
- return $this->_toComment($token);
- }
- /**
- * Private function to make a comment of a token
- *
- * @param string $token
- * @return string
- */
- private function _toComment($token)
- {
- $token = str_split($token);
- $result = '';
- foreach ($token as $tok) {
- $result .= '\\' . $tok;
- }
- return $result;
- }
- /**
- * Return digit from standard names (english)
- * Faster implementation than locale aware searching
- *
- * @param string $name
- * @return integer Number of this month
- * @throws Zend_Date_Exception
- */
- private function _getDigitFromName($name)
- {
- switch($name) {
- case "Jan":
- return 1;
- case "Feb":
- return 2;
- case "Mar":
- return 3;
- case "Apr":
- return 4;
- case "May":
- return 5;
- case "Jun":
- return 6;
- case "Jul":
- return 7;
- case "Aug":
- return 8;
- case "Sep":
- return 9;
- case "Oct":
- return 10;
- case "Nov":
- return 11;
- case "Dec":
- return 12;
- default:
- require_once 'Zend/Date/Exception.php';
- throw new Zend_Date_Exception('Month ($name) is not a known month');
- }
- }
- /**
- * Counts the exact year number
- * < 70 - 2000 added, >70 < 100 - 1900, others just returned
- *
- * @param integer $value year number
- * @return integer Number of year
- */
- public static function getFullYear($value)
- {
- if ($value >= 0) {
- if ($value < 70) {
- $value += 2000;
- } else if ($value < 100) {
- $value += 1900;
- }
- }
- return $value;
- }
- /**
- * Sets the given date as new date or a given datepart as new datepart returning the new datepart
- * This could be for example a localized dayname, the date without time,
- * the month or only the seconds. There are about 50 different supported date parts.
- * For a complete list of supported datepart values look into the docu
- *
- * @param string|integer|array|Zend_Date $date Date or datepart to set
- * @param string $part OPTIONAL Part of the date to set, if null the timestamp is set
- * @param string|Zend_Locale $locale OPTIONAL Locale for parsing input
- * @return Zend_Date Provides fluid interface
- * @throws Zend_Date_Exception
- */
- public function set($date, $part = null, $locale = null)
- {
- if (self::$_options['format_type'] == 'php') {
- $part = Zend_Locale_Format::convertPhpToIsoFormat($part);
- }
- $zone = $this->getTimezoneFromString($date);
- $this->setTimezone($zone);
- $this->_calculate('set', $date, $part, $locale);
- return $this;
- }
- /**
- * Adds a date or datepart to the existing date, by extracting $part from $date,
- * and modifying this object by adding that part. The $part is then extracted from
- * this object and returned as an integer or numeric string (for large values, or $part's
- * corresponding to pre-defined formatted date strings).
- * This could be for example a ISO 8601 date, the hour the monthname or only the minute.
- * There are about 50 different supported date parts.
- * For a complete list of supported datepart values look into the docu.
- *
- * @param string|integer|array|Zend_Date $date Date or datepart to add
- * @param string $part OPTIONAL Part of the date to add, if null the timestamp is added
- * @param string|Zend_Locale $locale OPTIONAL Locale for parsing input
- * @return Zend_Date Provides fluid interface
- * @throws Zend_Date_Exception
- */
- public function add($date, $part = self::TIMESTAMP, $locale = null)
- {
- if (self::$_options['format_type'] == 'php') {
- $part = Zend_Locale_Format::convertPhpToIsoFormat($part);
- }
- $this->_calculate('add', $date, $part, $locale);
- return $this;
- }
- /**
- * Subtracts a date from another date.
- * This could be for example a RFC2822 date, the time,
- * the year or only the timestamp. There are about 50 different supported date parts.
- * For a complete list of supported datepart values look into the docu
- * Be aware: Adding -2 Months is not equal to Subtracting 2 Months !!!
- *
- * @param string|integer|array|Zend_Date $date Date or datepart to subtract
- * @param string $part OPTIONAL Part of the date to sub, if null the timestamp is subtracted
- * @param string|Zend_Locale $locale OPTIONAL Locale for parsing input
- * @return Zend_Date Provides fluid interface
- * @throws Zend_Date_Exception
- */
- public function sub($date, $part = self::TIMESTAMP, $locale = null)
- {
- if (self::$_options['format_type'] == 'php') {
- $part = Zend_Locale_Format::convertPhpToIsoFormat($part);
- }
- $this->_calculate('sub', $date, $part, $locale);
- return $this;
- }
- /**
- * Compares a date or datepart with the existing one.
- * Returns -1 if earlier, 0 if equal and 1 if later.
- *
- * @param string|integer|array|Zend_Date $date Date or datepart to compare with the date object
- * @param string $part OPTIONAL Part of the date to compare, if null the timestamp is subtracted
- * @param string|Zend_Locale $locale OPTIONAL Locale for parsing input
- * @return integer 0 = equal, 1 = later, -1 = earlier
- * @throws Zend_Date_Exception
- */
- public function compare($date, $part = self::TIMESTAMP, $locale = null)
- {
- if (self::$_options['format_type'] == 'php') {
- $part = Zend_Locale_Format::convertPhpToIsoFormat($part);
- }
- $compare = $this->_calculate('cmp', $date, $part, $locale);
- if ($compare > 0) {
- return 1;
- } else if ($compare < 0) {
- return -1;
- }
- return 0;
- }
- /**
- * Returns a new instance of Zend_Date with the selected part copied.
- * To make an exact copy, use PHP's clone keyword.
- * For a complete list of supported date part values look into the docu.
- * If a date part is copied, all other date parts are set to standard values.
- * For example: If only YEAR is copied, the returned date object is equal to
- * 01-01-YEAR 00:00:00 (01-01-1970 00:00:00 is equal to timestamp 0)
- * If only HOUR is copied, the returned date object is equal to
- * 01-01-1970 HOUR:00:00 (so $this contains a timestamp equal to a timestamp of 0 plus HOUR).
- *
- * @param string $part Part of the date to compare, if null the timestamp is subtracted
- * @param string|Zend_Locale $locale OPTIONAL New object's locale. No adjustments to timezone are made.
- * @return Zend_Date New clone with requested part
- */
- public function copyPart($part, $locale = null)
- {
- $clone = clone $this; // copy all instance variables
- $clone->setUnixTimestamp(0); // except the timestamp
- if ($locale != null) {
- $clone->setLocale($locale); // set an other locale if selected
- }
- $clone->set($this, $part);
- return $clone;
- }
- /**
- * Internal function, returns the offset of a given timezone
- *
- * @param string $zone
- * @return integer
- */
- public function getTimezoneFromString($zone)
- {
- if (is_array($zone)) {
- return $this->getTimezone();
- }
- if ($zone instanceof Zend_Date) {
- return $zone->getTimezone();
- }
- $match = array();
- preg_match('/\dZ$/', $zone, $match);
- if (!empty($match)) {
- return "Etc/UTC";
- }
- preg_match('/([+-]\d{2}):{0,1}\d{2}/', $zone, $match);
- if (!empty($match) and ($match[count($match) - 1] <= 12) and ($match[count($match) - 1] >= -12)) {
- $zone = "Etc/GMT";
- $zone .= ($match[count($match) - 1] < 0) ? "+" : "-";
- $zone .= (int) abs($match[count($match) - 1]);
- return $zone;
- }
- preg_match('/([[:alpha:]\/]{3,30})(?!.*([[:alpha:]\/]{3,30}))/', $zone, $match);
- try {
- if (!empty($match) and (!is_int($match[count($match) - 1]))) {
- $oldzone = $this->getTimezone();
- $this->setTimezone($match[count($match) - 1]);
- $result = $this->getTimezone();
- $this->setTimezone($oldzone);
- if ($result !== $oldzone) {
- return $match[count($match) - 1];
- }
- }
- } catch (Exception $e) {
- // fall through
- }
- return $this->getTimezone();
- }
- /**
- * Calculates the date or object
- *
- * @param string $calc Calculation to make
- * @param string|integer $date Date for calculation
- * @param string|integer $comp Second date for calculation
- * @param boolean|integer $dst Use dst correction if option is set
- * @return integer|string|Zend_Date new timestamp or Zend_Date depending on calculation
- */
- private function _assign($calc, $date, $comp = 0, $dst = false)
- {
- switch ($calc) {
- case 'set' :
- if (!empty($comp)) {
- $this->setUnixTimestamp(call_user_func(Zend_Locale_Math::$sub, $this->getUnixTimestamp(), $comp));
- }
- $this->setUnixTimestamp(call_user_func(Zend_Locale_Math::$add, $this->getUnixTimestamp(), $date));
- $value = $this->getUnixTimestamp();
- break;
- case 'add' :
- $this->setUnixTimestamp(call_user_func(Zend_Locale_Math::$add, $this->getUnixTimestamp(), $date));
- $value = $this->getUnixTimestamp();
- break;
- case 'sub' :
- $this->setUnixTimestamp(call_user_func(Zend_Locale_Math::$sub, $this->getUnixTimestamp(), $date));
- $value = $this->getUnixTimestamp();
- break;
- default :
- // cmp - compare
- return call_user_func(Zend_Locale_Math::$comp, $comp, $date);
- break;
- }
- // dst-correction if 'fix_dst' = true and dst !== false but only for non UTC and non GMT
- if ((self::$_options['fix_dst'] === true) and ($dst !== false) and ($this->_dst === true)) {
- $hour = $this->toString(self::HOUR, 'iso');
- if ($hour != $dst) {
- if (($dst == ($hour + 1)) or ($dst == ($hour - 23))) {
- $value += 3600;
- } else if (($dst == ($hour - 1)) or ($dst == ($hour + 23))) {
- $value -= 3600;
- }
- $this->setUnixTimestamp($value);
- }
- }
- return $this->getUnixTimestamp();
- }
- /**
- * Calculates the date or object
- *
- * @param string $calc Calculation to make, one of: 'add'|'sub'|'cmp'|'copy'|'set'
- * @param string|integer|array|Zend_Date $date Date or datepart to calculate with
- * @param string $part Part of the date to calculate, if null the timestamp is used
- * @param string|Zend_Locale $locale Locale for parsing input
- * @return integer|string|Zend_Date new timestamp
- * @throws Zend_Date_Exception
- */
- private function _calculate($calc, $date, $part, $locale)
- {
- if ($date === null) {
- require_once 'Zend/Date/Exception.php';
- throw new Zend_Date_Exception('parameter $date must be set, null is not allowed');
- }
- if (($part !== null) && (strlen($part) !== 2) && (Zend_Locale::isLocale($part, null, false))) {
- $locale = $part;
- $part = null;
- }
- if ($locale === null) {
- $locale = $this->getLocale();
- }
- $locale = (string) $locale;
- // Create date parts
- $year = $this->toString(self::YEAR, 'iso');
- $month = $this->toString(self::MONTH_SHORT, 'iso');
- $day = $this->toString(self::DAY_SHORT, 'iso');
- $hour = $this->toString(self::HOUR_SHORT, 'iso');
- $minute = $this->toString(self::MINUTE_SHORT, 'iso');
- $second = $this->toString(self::SECOND_SHORT, 'iso');
- // If object extract value
- if ($date instanceof Zend_Date) {
- $date = $date->toString($part, 'iso', $locale);
- }
- if (is_array($date) === true) {
- if (empty($part) === false) {
- switch($part) {
- // Fall through
- case self::DAY:
- case self::DAY_SHORT:
- if (isset($date['day']) === true) {
- $date = $date['day'];
- }
- break;
- // Fall through
- case self::WEEKDAY_SHORT:
- case self::WEEKDAY:
- case self::WEEKDAY_8601:
- case self::WEEKDAY_DIGIT:
- case self::WEEKDAY_NARROW:
- case self::WEEKDAY_NAME:
- if (isset($date['weekday']) === true) {
- $date = $date['weekday'];
- $part = self::WEEKDAY_DIGIT;
- }
- break;
- case self::DAY_OF_YEAR:
- if (isset($date['day_of_year']) === true) {
- $date = $date['day_of_year'];
- }
- break;
- // Fall through
- case self::MONTH:
- case self::MONTH_SHORT:
- case self::MONTH_NAME:
- case self::MONTH_NAME_SHORT:
- case self::MONTH_NAME_NARROW:
- if (isset($date['month']) === true) {
- $date = $date['month'];
- }
- break;
- // Fall through
- case self::YEAR:
- case self::YEAR_SHORT:
- case self::YEAR_8601:
- case self::YEAR_SHORT_8601:
- if (isset($date['year']) === true) {
- $date = $date['year'];
- …
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