pictcode / lib / Cake / Utility / CakeTime.php @ 635eef61
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<?php
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/**
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* CakeTime utility class file.
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*
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* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
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* Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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*
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* Licensed under The MIT License
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* For full copyright and license information, please see the LICENSE.txt
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* Redistributions of files must retain the above copyright notice.
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*
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* @copyright Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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* @link http://cakephp.org CakePHP(tm) Project
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* @package Cake.Utility
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* @since CakePHP(tm) v 0.10.0.1076
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* @license http://www.opensource.org/licenses/mit-license.php MIT License
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*/
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App::uses('Multibyte', 'I18n'); |
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/**
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* Time Helper class for easy use of time data.
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*
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* Manipulation of time data.
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*
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* @package Cake.Utility
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* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html
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*/
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class CakeTime { |
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/**
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* The format to use when formatting a time using `CakeTime::nice()`
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*
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* The format should use the locale strings as defined in the PHP docs under
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* `strftime` (http://php.net/manual/en/function.strftime.php)
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*
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* @var string
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* @see CakeTime::format()
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*/
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public static $niceFormat = '%a, %b %eS %Y, %H:%M'; |
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/**
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* The format to use when formatting a time using `CakeTime::timeAgoInWords()`
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* and the difference is more than `CakeTime::$wordEnd`
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*
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* @var string
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* @see CakeTime::timeAgoInWords()
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*/
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public static $wordFormat = 'j/n/y'; |
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/**
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* The format to use when formatting a time using `CakeTime::niceShort()`
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* and the difference is between 3 and 7 days
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*
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* @var string
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* @see CakeTime::niceShort()
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*/
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public static $niceShortFormat = '%B %d, %H:%M'; |
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/**
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* The format to use when formatting a time using `CakeTime::timeAgoInWords()`
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* and the difference is less than `CakeTime::$wordEnd`
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*
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* @var array
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* @see CakeTime::timeAgoInWords()
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*/
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public static $wordAccuracy = array( |
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'year' => 'day', |
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'month' => 'day', |
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'week' => 'day', |
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'day' => 'hour', |
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'hour' => 'minute', |
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'minute' => 'minute', |
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'second' => 'second', |
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); |
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/**
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* The end of relative time telling
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*
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* @var string
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* @see CakeTime::timeAgoInWords()
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*/
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public static $wordEnd = '+1 month'; |
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/**
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* Temporary variable containing the timestamp value, used internally in convertSpecifiers()
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*
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* @var int
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*/
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protected static $_time = null; |
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/**
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* Magic set method for backwards compatibility.
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* Used by TimeHelper to modify static variables in CakeTime
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*
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* @param string $name Variable name
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* @param mixes $value Variable value
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* @return void
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*/
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public function __set($name, $value) { |
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switch ($name) { |
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case 'niceFormat': |
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static::${$name} = $value; |
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break;
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} |
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} |
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/**
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* Magic set method for backwards compatibility.
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* Used by TimeHelper to get static variables in CakeTime
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*
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* @param string $name Variable name
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* @return mixed
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*/
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public function __get($name) { |
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switch ($name) { |
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case 'niceFormat': |
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return static::${$name}; |
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default:
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return null; |
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} |
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} |
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/**
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* Converts a string representing the format for the function strftime and returns a
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* Windows safe and i18n aware format.
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*
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* @param string $format Format with specifiers for strftime function.
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* Accepts the special specifier %S which mimics the modifier S for date()
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* @param string $time UNIX timestamp
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* @return string Windows safe and date() function compatible format for strftime
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* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::convertSpecifiers
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*/
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public static function convertSpecifiers($format, $time = null) { |
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if (!$time) { |
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$time = time(); |
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} |
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static::$_time = $time; |
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return preg_replace_callback('/\%(\w+)/', array('CakeTime', '_translateSpecifier'), $format); |
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} |
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/**
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* Auxiliary function to translate a matched specifier element from a regular expression into
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* a Windows safe and i18n aware specifier
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*
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* @param array $specifier match from regular expression
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* @return string converted element
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*/
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protected static function _translateSpecifier($specifier) { |
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switch ($specifier[1]) { |
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case 'a': |
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$abday = __dc('cake', 'abday', 5); |
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if (is_array($abday)) { |
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return $abday[date('w', static::$_time)]; |
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} |
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break;
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case 'A': |
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$day = __dc('cake', 'day', 5); |
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if (is_array($day)) { |
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return $day[date('w', static::$_time)]; |
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} |
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break;
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case 'c': |
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$format = __dc('cake', 'd_t_fmt', 5); |
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if ($format !== 'd_t_fmt') { |
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return static::convertSpecifiers($format, static::$_time); |
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} |
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break;
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case 'C': |
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return sprintf("%02d", date('Y', static::$_time) / 100); |
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case 'D': |
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return '%m/%d/%y'; |
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case 'e': |
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if (DS === '/') { |
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return '%e'; |
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} |
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$day = date('j', static::$_time); |
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if ($day < 10) { |
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$day = ' ' . $day; |
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} |
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return $day; |
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case 'eS' : |
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return date('jS', static::$_time); |
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case 'b': |
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case 'h': |
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$months = __dc('cake', 'abmon', 5); |
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if (is_array($months)) { |
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return $months[date('n', static::$_time) - 1]; |
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} |
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return '%b'; |
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case 'B': |
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$months = __dc('cake', 'mon', 5); |
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if (is_array($months)) { |
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return $months[date('n', static::$_time) - 1]; |
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} |
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break;
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case 'n': |
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return "\n"; |
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case 'p': |
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case 'P': |
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$default = array('am' => 0, 'pm' => 1); |
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$meridiem = $default[date('a', static::$_time)]; |
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$format = __dc('cake', 'am_pm', 5); |
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if (is_array($format)) { |
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$meridiem = $format[$meridiem]; |
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return ($specifier[1] === 'P') ? strtolower($meridiem) : strtoupper($meridiem); |
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} |
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break;
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case 'r': |
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$complete = __dc('cake', 't_fmt_ampm', 5); |
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if ($complete !== 't_fmt_ampm') { |
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return str_replace('%p', static::_translateSpecifier(array('%p', 'p')), $complete); |
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} |
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break;
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case 'R': |
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return date('H:i', static::$_time); |
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case 't': |
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return "\t"; |
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case 'T': |
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return '%H:%M:%S'; |
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case 'u': |
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return ($weekDay = date('w', static::$_time)) ? $weekDay : 7; |
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case 'x': |
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$format = __dc('cake', 'd_fmt', 5); |
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if ($format !== 'd_fmt') { |
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return static::convertSpecifiers($format, static::$_time); |
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} |
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break;
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case 'X': |
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$format = __dc('cake', 't_fmt', 5); |
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if ($format !== 't_fmt') { |
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return static::convertSpecifiers($format, static::$_time); |
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} |
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break;
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} |
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return $specifier[0]; |
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} |
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/**
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* Converts given time (in server's time zone) to user's local time, given his/her timezone.
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*
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* @param string $serverTime UNIX timestamp
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* @param string|DateTimeZone $timezone User's timezone string or DateTimeZone object
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* @return int UNIX timestamp
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* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::convert
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*/
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public static function convert($serverTime, $timezone) { |
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static $serverTimezone = null; |
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if ($serverTimezone === null || (date_default_timezone_get() !== $serverTimezone->getName())) { |
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$serverTimezone = new DateTimeZone(date_default_timezone_get()); |
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} |
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$serverOffset = $serverTimezone->getOffset(new DateTime('@' . $serverTime)); |
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$gmtTime = $serverTime - $serverOffset; |
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if (is_numeric($timezone)) { |
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$userOffset = $timezone * (60 * 60); |
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} else {
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$timezone = static::timezone($timezone); |
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$userOffset = $timezone->getOffset(new DateTime('@' . $gmtTime)); |
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} |
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$userTime = $gmtTime + $userOffset; |
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return (int)$userTime; |
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} |
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/**
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* Returns a timezone object from a string or the user's timezone object
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*
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* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
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* If null it tries to get timezone from 'Config.timezone' config var
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* @return DateTimeZone Timezone object
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* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::timezone
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*/
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public static function timezone($timezone = null) { |
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static $tz = null; |
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if (is_object($timezone)) { |
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if ($tz === null || $tz->getName() !== $timezone->getName()) { |
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$tz = $timezone; |
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} |
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} else {
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if ($timezone === null) { |
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$timezone = Configure::read('Config.timezone'); |
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if ($timezone === null) { |
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$timezone = date_default_timezone_get();
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} |
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} |
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if ($tz === null || $tz->getName() !== $timezone) { |
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$tz = new DateTimeZone($timezone); |
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} |
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} |
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return $tz; |
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} |
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/**
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* Returns server's offset from GMT in seconds.
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*
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* @return int Offset
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* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::serverOffset
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*/
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public static function serverOffset() { |
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return date('Z', time()); |
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} |
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/**
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* Returns a UNIX timestamp, given either a UNIX timestamp or a valid strtotime() date string.
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*
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* @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
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* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
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* @return string Parsed timestamp
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* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::fromString
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*/
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public static function fromString($dateString, $timezone = null) { |
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if (empty($dateString)) { |
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return false; |
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} |
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$containsDummyDate = (is_string($dateString) && substr($dateString, 0, 10) === '0000-00-00'); |
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if ($containsDummyDate) { |
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return false; |
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} |
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if (is_int($dateString) || is_numeric($dateString)) { |
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$date = (int)$dateString; |
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} elseif ($dateString instanceof DateTime && |
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$dateString->getTimezone()->getName() != date_default_timezone_get()
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) {
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$clone = clone $dateString; |
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$clone->setTimezone(new DateTimeZone(date_default_timezone_get())); |
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$date = (int)$clone->format('U') + $clone->getOffset(); |
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} elseif ($dateString instanceof DateTime) { |
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$date = (int)$dateString->format('U'); |
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} else {
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$date = strtotime($dateString); |
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} |
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if ($date === -1 || empty($date)) { |
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return false; |
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} |
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if ($timezone === null) { |
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$timezone = Configure::read('Config.timezone'); |
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} |
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if ($timezone !== null) { |
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return static::convert($date, $timezone); |
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} |
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return $date; |
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} |
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/**
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* Returns a nicely formatted date string for given Datetime string.
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*
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* See http://php.net/manual/en/function.strftime.php for information on formatting
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* using locale strings.
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*
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* @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
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* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
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* @param string $format The format to use. If null, `CakeTime::$niceFormat` is used
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* @return string Formatted date string
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* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::nice
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*/
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public static function nice($dateString = null, $timezone = null, $format = null) { |
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if (!$dateString) { |
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$dateString = time(); |
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} |
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$date = static::fromString($dateString, $timezone); |
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if (!$format) { |
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$format = static::$niceFormat; |
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} |
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return static::_strftime(static::convertSpecifiers($format, $date), $date); |
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} |
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/**
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* Returns a formatted descriptive date string for given datetime string.
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*
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* If the given date is today, the returned string could be "Today, 16:54".
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* If the given date is tomorrow, the returned string could be "Tomorrow, 16:54".
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* If the given date was yesterday, the returned string could be "Yesterday, 16:54".
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* If the given date is within next or last week, the returned string could be "On Thursday, 16:54".
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* If $dateString's year is the current year, the returned string does not
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* include mention of the year.
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*
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* @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
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* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
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* @return string Described, relative date string
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* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::niceShort
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*/
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public static function niceShort($dateString = null, $timezone = null) { |
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if (!$dateString) { |
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$dateString = time(); |
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} |
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$date = static::fromString($dateString, $timezone); |
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|
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if (static::isToday($dateString, $timezone)) { |
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return __d('cake', 'Today, %s', static::_strftime("%H:%M", $date)); |
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} |
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if (static::wasYesterday($dateString, $timezone)) { |
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return __d('cake', 'Yesterday, %s', static::_strftime("%H:%M", $date)); |
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} |
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if (static::isTomorrow($dateString, $timezone)) { |
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return __d('cake', 'Tomorrow, %s', static::_strftime("%H:%M", $date)); |
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} |
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|
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$d = static::_strftime("%w", $date); |
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$day = array( |
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__d('cake', 'Sunday'), |
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__d('cake', 'Monday'), |
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__d('cake', 'Tuesday'), |
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__d('cake', 'Wednesday'), |
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__d('cake', 'Thursday'), |
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__d('cake', 'Friday'), |
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__d('cake', 'Saturday') |
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); |
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if (static::wasWithinLast('7 days', $dateString, $timezone)) { |
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return sprintf('%s %s', $day[$d], static::_strftime(static::$niceShortFormat, $date)); |
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} |
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if (static::isWithinNext('7 days', $dateString, $timezone)) { |
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return __d('cake', 'On %s %s', $day[$d], static::_strftime(static::$niceShortFormat, $date)); |
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} |
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|
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$y = ''; |
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if (!static::isThisYear($date)) { |
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$y = ' %Y'; |
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} |
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return static::_strftime(static::convertSpecifiers("%b %eS{$y}, %H:%M", $date), $date); |
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} |
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|
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/**
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* Returns a partial SQL string to search for all records between two dates.
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*
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* @param int|string|DateTime $begin UNIX timestamp, strtotime() valid string or DateTime object
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* @param int|string|DateTime $end UNIX timestamp, strtotime() valid string or DateTime object
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* @param string $fieldName Name of database field to compare with
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* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
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* @return string Partial SQL string.
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* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::daysAsSql
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*/
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public static function daysAsSql($begin, $end, $fieldName, $timezone = null) { |
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$begin = static::fromString($begin, $timezone); |
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$end = static::fromString($end, $timezone); |
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$begin = date('Y-m-d', $begin) . ' 00:00:00'; |
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$end = date('Y-m-d', $end) . ' 23:59:59'; |
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return "($fieldName >= '$begin') AND ($fieldName <= '$end')"; |
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} |
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|
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/**
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* Returns a partial SQL string to search for all records between two times
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* occurring on the same day.
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*
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* @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
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* @param string $fieldName Name of database field to compare with
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* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
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* @return string Partial SQL string.
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* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::dayAsSql
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*/
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public static function dayAsSql($dateString, $fieldName, $timezone = null) { |
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return static::daysAsSql($dateString, $dateString, $fieldName, $timezone); |
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} |
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|
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/**
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* Returns true if given datetime string is today.
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*
|
| 466 |
* @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
| 467 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
| 468 |
* @return bool True if datetime string is today
|
| 469 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::isToday
|
| 470 |
*/
|
| 471 |
public static function isToday($dateString, $timezone = null) { |
| 472 |
$timestamp = static::fromString($dateString, $timezone); |
| 473 |
$now = static::fromString('now', $timezone); |
| 474 |
return date('Y-m-d', $timestamp) === date('Y-m-d', $now); |
| 475 |
} |
| 476 |
|
| 477 |
/**
|
| 478 |
* Returns true if given datetime string is in the future.
|
| 479 |
*
|
| 480 |
* @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
| 481 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
| 482 |
* @return bool True if datetime string is in the future
|
| 483 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::isFuture
|
| 484 |
*/
|
| 485 |
public static function isFuture($dateString, $timezone = null) { |
| 486 |
$timestamp = static::fromString($dateString, $timezone); |
| 487 |
return $timestamp > time(); |
| 488 |
} |
| 489 |
|
| 490 |
/**
|
| 491 |
* Returns true if given datetime string is in the past.
|
| 492 |
*
|
| 493 |
* @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
| 494 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
| 495 |
* @return bool True if datetime string is in the past
|
| 496 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::isPast
|
| 497 |
*/
|
| 498 |
public static function isPast($dateString, $timezone = null) { |
| 499 |
$timestamp = static::fromString($dateString, $timezone); |
| 500 |
return $timestamp < time(); |
| 501 |
} |
| 502 |
|
| 503 |
/**
|
| 504 |
* Returns true if given datetime string is within this week.
|
| 505 |
*
|
| 506 |
* @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
| 507 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
| 508 |
* @return bool True if datetime string is within current week
|
| 509 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::isThisWeek
|
| 510 |
*/
|
| 511 |
public static function isThisWeek($dateString, $timezone = null) { |
| 512 |
$timestamp = static::fromString($dateString, $timezone); |
| 513 |
$now = static::fromString('now', $timezone); |
| 514 |
return date('W o', $timestamp) === date('W o', $now); |
| 515 |
} |
| 516 |
|
| 517 |
/**
|
| 518 |
* Returns true if given datetime string is within this month
|
| 519 |
*
|
| 520 |
* @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
| 521 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
| 522 |
* @return bool True if datetime string is within current month
|
| 523 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::isThisMonth
|
| 524 |
*/
|
| 525 |
public static function isThisMonth($dateString, $timezone = null) { |
| 526 |
$timestamp = static::fromString($dateString, $timezone); |
| 527 |
$now = static::fromString('now', $timezone); |
| 528 |
return date('m Y', $timestamp) === date('m Y', $now); |
| 529 |
} |
| 530 |
|
| 531 |
/**
|
| 532 |
* Returns true if given datetime string is within current year.
|
| 533 |
*
|
| 534 |
* @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
| 535 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
| 536 |
* @return bool True if datetime string is within current year
|
| 537 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::isThisYear
|
| 538 |
*/
|
| 539 |
public static function isThisYear($dateString, $timezone = null) { |
| 540 |
$timestamp = static::fromString($dateString, $timezone); |
| 541 |
$now = static::fromString('now', $timezone); |
| 542 |
return date('Y', $timestamp) === date('Y', $now); |
| 543 |
} |
| 544 |
|
| 545 |
/**
|
| 546 |
* Returns true if given datetime string was yesterday.
|
| 547 |
*
|
| 548 |
* @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
| 549 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
| 550 |
* @return bool True if datetime string was yesterday
|
| 551 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::wasYesterday
|
| 552 |
*/
|
| 553 |
public static function wasYesterday($dateString, $timezone = null) { |
| 554 |
$timestamp = static::fromString($dateString, $timezone); |
| 555 |
$yesterday = static::fromString('yesterday', $timezone); |
| 556 |
return date('Y-m-d', $timestamp) === date('Y-m-d', $yesterday); |
| 557 |
} |
| 558 |
|
| 559 |
/**
|
| 560 |
* Returns true if given datetime string is tomorrow.
|
| 561 |
*
|
| 562 |
* @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
| 563 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
| 564 |
* @return bool True if datetime string was yesterday
|
| 565 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::isTomorrow
|
| 566 |
*/
|
| 567 |
public static function isTomorrow($dateString, $timezone = null) { |
| 568 |
$timestamp = static::fromString($dateString, $timezone); |
| 569 |
$tomorrow = static::fromString('tomorrow', $timezone); |
| 570 |
return date('Y-m-d', $timestamp) === date('Y-m-d', $tomorrow); |
| 571 |
} |
| 572 |
|
| 573 |
/**
|
| 574 |
* Returns the quarter
|
| 575 |
*
|
| 576 |
* @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
| 577 |
* @param bool $range if true returns a range in Y-m-d format
|
| 578 |
* @return int|array 1, 2, 3, or 4 quarter of year or array if $range true
|
| 579 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::toQuarter
|
| 580 |
*/
|
| 581 |
public static function toQuarter($dateString, $range = false) { |
| 582 |
$time = static::fromString($dateString); |
| 583 |
$date = (int)ceil(date('m', $time) / 3); |
| 584 |
if ($range === false) { |
| 585 |
return $date; |
| 586 |
} |
| 587 |
|
| 588 |
$year = date('Y', $time); |
| 589 |
switch ($date) { |
| 590 |
case 1: |
| 591 |
return array($year . '-01-01', $year . '-03-31'); |
| 592 |
case 2: |
| 593 |
return array($year . '-04-01', $year . '-06-30'); |
| 594 |
case 3: |
| 595 |
return array($year . '-07-01', $year . '-09-30'); |
| 596 |
case 4: |
| 597 |
return array($year . '-10-01', $year . '-12-31'); |
| 598 |
} |
| 599 |
} |
| 600 |
|
| 601 |
/**
|
| 602 |
* Returns a UNIX timestamp from a textual datetime description. Wrapper for PHP function strtotime().
|
| 603 |
*
|
| 604 |
* @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
| 605 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
| 606 |
* @return int Unix timestamp
|
| 607 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::toUnix
|
| 608 |
*/
|
| 609 |
public static function toUnix($dateString, $timezone = null) { |
| 610 |
return static::fromString($dateString, $timezone); |
| 611 |
} |
| 612 |
|
| 613 |
/**
|
| 614 |
* Returns a formatted date in server's timezone.
|
| 615 |
*
|
| 616 |
* If a DateTime object is given or the dateString has a timezone
|
| 617 |
* segment, the timezone parameter will be ignored.
|
| 618 |
*
|
| 619 |
* If no timezone parameter is given and no DateTime object, the passed $dateString will be
|
| 620 |
* considered to be in the UTC timezone.
|
| 621 |
*
|
| 622 |
* @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
| 623 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
| 624 |
* @param string $format date format string
|
| 625 |
* @return mixed Formatted date
|
| 626 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::toServer
|
| 627 |
*/
|
| 628 |
public static function toServer($dateString, $timezone = null, $format = 'Y-m-d H:i:s') { |
| 629 |
if ($timezone === null) { |
| 630 |
$timezone = new DateTimeZone('UTC'); |
| 631 |
} elseif (is_string($timezone)) { |
| 632 |
$timezone = new DateTimeZone($timezone); |
| 633 |
} elseif (!($timezone instanceof DateTimeZone)) { |
| 634 |
return false; |
| 635 |
} |
| 636 |
|
| 637 |
if ($dateString instanceof DateTime) { |
| 638 |
$date = $dateString; |
| 639 |
} elseif (is_int($dateString) || is_numeric($dateString)) { |
| 640 |
$dateString = (int)$dateString; |
| 641 |
|
| 642 |
$date = new DateTime('@' . $dateString); |
| 643 |
$date->setTimezone($timezone); |
| 644 |
} else {
|
| 645 |
$date = new DateTime($dateString, $timezone); |
| 646 |
} |
| 647 |
|
| 648 |
$date->setTimezone(new DateTimeZone(date_default_timezone_get())); |
| 649 |
return $date->format($format); |
| 650 |
} |
| 651 |
|
| 652 |
/**
|
| 653 |
* Returns a date formatted for Atom RSS feeds.
|
| 654 |
*
|
| 655 |
* @param string $dateString Datetime string or Unix timestamp
|
| 656 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
| 657 |
* @return string Formatted date string
|
| 658 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::toAtom
|
| 659 |
*/
|
| 660 |
public static function toAtom($dateString, $timezone = null) { |
| 661 |
return date('Y-m-d\TH:i:s\Z', static::fromString($dateString, $timezone)); |
| 662 |
} |
| 663 |
|
| 664 |
/**
|
| 665 |
* Formats date for RSS feeds
|
| 666 |
*
|
| 667 |
* @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
| 668 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
| 669 |
* @return string Formatted date string
|
| 670 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::toRSS
|
| 671 |
*/
|
| 672 |
public static function toRSS($dateString, $timezone = null) { |
| 673 |
$date = static::fromString($dateString, $timezone); |
| 674 |
|
| 675 |
if ($timezone === null) { |
| 676 |
return date("r", $date); |
| 677 |
} |
| 678 |
|
| 679 |
$userOffset = $timezone; |
| 680 |
if (!is_numeric($timezone)) { |
| 681 |
if (!is_object($timezone)) { |
| 682 |
$timezone = new DateTimeZone($timezone); |
| 683 |
} |
| 684 |
$currentDate = new DateTime('@' . $date); |
| 685 |
$currentDate->setTimezone($timezone); |
| 686 |
$userOffset = $timezone->getOffset($currentDate) / 60 / 60; |
| 687 |
} |
| 688 |
|
| 689 |
$timezone = '+0000'; |
| 690 |
if ($userOffset != 0) { |
| 691 |
$hours = (int)floor(abs($userOffset)); |
| 692 |
$minutes = (int)(fmod(abs($userOffset), $hours) * 60); |
| 693 |
$timezone = ($userOffset < 0 ? '-' : '+') . str_pad($hours, 2, '0', STR_PAD_LEFT) . str_pad($minutes, 2, '0', STR_PAD_LEFT); |
| 694 |
} |
| 695 |
return date('D, d M Y H:i:s', $date) . ' ' . $timezone; |
| 696 |
} |
| 697 |
|
| 698 |
/**
|
| 699 |
* Returns either a relative or a formatted absolute date depending
|
| 700 |
* on the difference between the current time and given datetime.
|
| 701 |
* $datetime should be in a *strtotime* - parsable format, like MySQL's datetime datatype.
|
| 702 |
*
|
| 703 |
* ### Options:
|
| 704 |
*
|
| 705 |
* - `format` => a fall back format if the relative time is longer than the duration specified by end
|
| 706 |
* - `accuracy` => Specifies how accurate the date should be described (array)
|
| 707 |
* - year => The format if years > 0 (default "day")
|
| 708 |
* - month => The format if months > 0 (default "day")
|
| 709 |
* - week => The format if weeks > 0 (default "day")
|
| 710 |
* - day => The format if weeks > 0 (default "hour")
|
| 711 |
* - hour => The format if hours > 0 (default "minute")
|
| 712 |
* - minute => The format if minutes > 0 (default "minute")
|
| 713 |
* - second => The format if seconds > 0 (default "second")
|
| 714 |
* - `end` => The end of relative time telling
|
| 715 |
* - `relativeString` => The printf compatible string when outputting past relative time
|
| 716 |
* - `relativeStringFuture` => The printf compatible string when outputting future relative time
|
| 717 |
* - `absoluteString` => The printf compatible string when outputting absolute time
|
| 718 |
* - `userOffset` => Users offset from GMT (in hours) *Deprecated* use timezone instead.
|
| 719 |
* - `timezone` => The user timezone the timestamp should be formatted in.
|
| 720 |
*
|
| 721 |
* Relative dates look something like this:
|
| 722 |
*
|
| 723 |
* - 3 weeks, 4 days ago
|
| 724 |
* - 15 seconds ago
|
| 725 |
*
|
| 726 |
* Default date formatting is d/m/yy e.g: on 18/2/09
|
| 727 |
*
|
| 728 |
* The returned string includes 'ago' or 'on' and assumes you'll properly add a word
|
| 729 |
* like 'Posted ' before the function output.
|
| 730 |
*
|
| 731 |
* NOTE: If the difference is one week or more, the lowest level of accuracy is day
|
| 732 |
*
|
| 733 |
* @param int|string|DateTime $dateTime Datetime UNIX timestamp, strtotime() valid string or DateTime object
|
| 734 |
* @param array $options Default format if timestamp is used in $dateString
|
| 735 |
* @return string Relative time string.
|
| 736 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::timeAgoInWords
|
| 737 |
*/
|
| 738 |
public static function timeAgoInWords($dateTime, $options = array()) { |
| 739 |
$timezone = null; |
| 740 |
$accuracies = static::$wordAccuracy; |
| 741 |
$format = static::$wordFormat; |
| 742 |
$relativeEnd = static::$wordEnd; |
| 743 |
$relativeStringPast = __d('cake', '%s ago'); |
| 744 |
$relativeStringFuture = __d('cake', 'in %s'); |
| 745 |
$absoluteString = __d('cake', 'on %s'); |
| 746 |
|
| 747 |
if (is_string($options)) { |
| 748 |
$format = $options; |
| 749 |
} elseif (!empty($options)) { |
| 750 |
if (isset($options['timezone'])) { |
| 751 |
$timezone = $options['timezone']; |
| 752 |
} elseif (isset($options['userOffset'])) { |
| 753 |
$timezone = $options['userOffset']; |
| 754 |
} |
| 755 |
|
| 756 |
if (isset($options['accuracy'])) { |
| 757 |
if (is_array($options['accuracy'])) { |
| 758 |
$accuracies = array_merge($accuracies, $options['accuracy']); |
| 759 |
} else {
|
| 760 |
foreach ($accuracies as $key => $level) { |
| 761 |
$accuracies[$key] = $options['accuracy']; |
| 762 |
} |
| 763 |
} |
| 764 |
} |
| 765 |
|
| 766 |
if (isset($options['format'])) { |
| 767 |
$format = $options['format']; |
| 768 |
} |
| 769 |
if (isset($options['end'])) { |
| 770 |
$relativeEnd = $options['end']; |
| 771 |
} |
| 772 |
if (isset($options['relativeString'])) { |
| 773 |
$relativeStringPast = $options['relativeString']; |
| 774 |
unset($options['relativeString']); |
| 775 |
} |
| 776 |
if (isset($options['relativeStringFuture'])) { |
| 777 |
$relativeStringFuture = $options['relativeStringFuture']; |
| 778 |
unset($options['relativeStringFuture']); |
| 779 |
} |
| 780 |
if (isset($options['absoluteString'])) { |
| 781 |
$absoluteString = $options['absoluteString']; |
| 782 |
unset($options['absoluteString']); |
| 783 |
} |
| 784 |
unset($options['end'], $options['format']); |
| 785 |
} |
| 786 |
|
| 787 |
$now = static::fromString(time(), $timezone); |
| 788 |
$inSeconds = static::fromString($dateTime, $timezone); |
| 789 |
$isFuture = ($inSeconds > $now); |
| 790 |
|
| 791 |
if ($isFuture) { |
| 792 |
$startTime = $now; |
| 793 |
$endTime = $inSeconds; |
| 794 |
} else {
|
| 795 |
$startTime = $inSeconds; |
| 796 |
$endTime = $now; |
| 797 |
} |
| 798 |
$diff = $endTime - $startTime; |
| 799 |
|
| 800 |
if ($diff === 0) { |
| 801 |
return __d('cake', 'just now', 'just now'); |
| 802 |
} |
| 803 |
|
| 804 |
$isAbsoluteDate = $diff > abs($now - static::fromString($relativeEnd)); |
| 805 |
if ($isAbsoluteDate) { |
| 806 |
if (strpos($format, '%') === false) { |
| 807 |
$date = date($format, $inSeconds); |
| 808 |
} else {
|
| 809 |
$date = static::_strftime($format, $inSeconds); |
| 810 |
} |
| 811 |
return sprintf($absoluteString, $date); |
| 812 |
} |
| 813 |
|
| 814 |
$years = $months = $weeks = $days = $hours = $minutes = $seconds = 0; |
| 815 |
|
| 816 |
// If more than a week, then take into account the length of months
|
| 817 |
if ($diff >= 604800) { |
| 818 |
list($future['H'], $future['i'], $future['s'], $future['d'], $future['m'], $future['Y']) = explode('/', date('H/i/s/d/m/Y', $endTime)); |
| 819 |
list($past['H'], $past['i'], $past['s'], $past['d'], $past['m'], $past['Y']) = explode('/', date('H/i/s/d/m/Y', $startTime)); |
| 820 |
|
| 821 |
$years = $future['Y'] - $past['Y']; |
| 822 |
$months = $future['m'] + ((12 * $years) - $past['m']); |
| 823 |
|
| 824 |
if ($months >= 12) { |
| 825 |
$years = floor($months / 12); |
| 826 |
$months = $months - ($years * 12); |
| 827 |
} |
| 828 |
if ($future['m'] < $past['m'] && $future['Y'] - $past['Y'] === 1) { |
| 829 |
$years--;
|
| 830 |
} |
| 831 |
|
| 832 |
if ($future['d'] >= $past['d']) { |
| 833 |
$days = $future['d'] - $past['d']; |
| 834 |
} else {
|
| 835 |
$daysInPastMonth = date('t', $startTime); |
| 836 |
$daysInFutureMonth = date('t', mktime(0, 0, 0, $future['m'] - 1, 1, $future['Y'])); |
| 837 |
|
| 838 |
if ($isFuture) { |
| 839 |
$days = ($daysInFutureMonth - $past['d']) + $future['d']; |
| 840 |
} else {
|
| 841 |
$days = ($daysInPastMonth - $past['d']) + $future['d']; |
| 842 |
} |
| 843 |
|
| 844 |
if ($future['m'] != $past['m']) { |
| 845 |
$months--;
|
| 846 |
} |
| 847 |
} |
| 848 |
|
| 849 |
if (!$months && $years >= 1 && $diff < ($years * 31536000)) { |
| 850 |
$months = 11; |
| 851 |
$years--;
|
| 852 |
} |
| 853 |
|
| 854 |
if ($months >= 12) { |
| 855 |
$years = $years + 1; |
| 856 |
$months = $months - 12; |
| 857 |
} |
| 858 |
|
| 859 |
if ($days >= 7) { |
| 860 |
$weeks = floor($days / 7); |
| 861 |
$days = $days - ($weeks * 7); |
| 862 |
} |
| 863 |
} else {
|
| 864 |
$days = floor($diff / 86400); |
| 865 |
$diff = $diff - ($days * 86400); |
| 866 |
|
| 867 |
$hours = floor($diff / 3600); |
| 868 |
$diff = $diff - ($hours * 3600); |
| 869 |
|
| 870 |
$minutes = floor($diff / 60); |
| 871 |
$diff = $diff - ($minutes * 60); |
| 872 |
|
| 873 |
$seconds = $diff; |
| 874 |
} |
| 875 |
|
| 876 |
$accuracy = $accuracies['second']; |
| 877 |
if ($years > 0) { |
| 878 |
$accuracy = $accuracies['year']; |
| 879 |
} elseif (abs($months) > 0) { |
| 880 |
$accuracy = $accuracies['month']; |
| 881 |
} elseif (abs($weeks) > 0) { |
| 882 |
$accuracy = $accuracies['week']; |
| 883 |
} elseif (abs($days) > 0) { |
| 884 |
$accuracy = $accuracies['day']; |
| 885 |
} elseif (abs($hours) > 0) { |
| 886 |
$accuracy = $accuracies['hour']; |
| 887 |
} elseif (abs($minutes) > 0) { |
| 888 |
$accuracy = $accuracies['minute']; |
| 889 |
} |
| 890 |
|
| 891 |
$accuracyNum = str_replace(array('year', 'month', 'week', 'day', 'hour', 'minute', 'second'), array(1, 2, 3, 4, 5, 6, 7), $accuracy); |
| 892 |
|
| 893 |
$relativeDate = array(); |
| 894 |
if ($accuracyNum >= 1 && $years > 0) { |
| 895 |
$relativeDate[] = __dn('cake', '%d year', '%d years', $years, $years); |
| 896 |
} |
| 897 |
if ($accuracyNum >= 2 && $months > 0) { |
| 898 |
$relativeDate[] = __dn('cake', '%d month', '%d months', $months, $months); |
| 899 |
} |
| 900 |
if ($accuracyNum >= 3 && $weeks > 0) { |
| 901 |
$relativeDate[] = __dn('cake', '%d week', '%d weeks', $weeks, $weeks); |
| 902 |
} |
| 903 |
if ($accuracyNum >= 4 && $days > 0) { |
| 904 |
$relativeDate[] = __dn('cake', '%d day', '%d days', $days, $days); |
| 905 |
} |
| 906 |
if ($accuracyNum >= 5 && $hours > 0) { |
| 907 |
$relativeDate[] = __dn('cake', '%d hour', '%d hours', $hours, $hours); |
| 908 |
} |
| 909 |
if ($accuracyNum >= 6 && $minutes > 0) { |
| 910 |
$relativeDate[] = __dn('cake', '%d minute', '%d minutes', $minutes, $minutes); |
| 911 |
} |
| 912 |
if ($accuracyNum >= 7 && $seconds > 0) { |
| 913 |
$relativeDate[] = __dn('cake', '%d second', '%d seconds', $seconds, $seconds); |
| 914 |
} |
| 915 |
$relativeDate = implode(', ', $relativeDate); |
| 916 |
|
| 917 |
if ($relativeDate) { |
| 918 |
$relativeString = ($isFuture) ? $relativeStringFuture : $relativeStringPast; |
| 919 |
return sprintf($relativeString, $relativeDate); |
| 920 |
} |
| 921 |
|
| 922 |
if ($isFuture) { |
| 923 |
$strings = array( |
| 924 |
'second' => __d('cake', 'in about a second'), |
| 925 |
'minute' => __d('cake', 'in about a minute'), |
| 926 |
'hour' => __d('cake', 'in about an hour'), |
| 927 |
'day' => __d('cake', 'in about a day'), |
| 928 |
'week' => __d('cake', 'in about a week'), |
| 929 |
'year' => __d('cake', 'in about a year') |
| 930 |
); |
| 931 |
} else {
|
| 932 |
$strings = array( |
| 933 |
'second' => __d('cake', 'about a second ago'), |
| 934 |
'minute' => __d('cake', 'about a minute ago'), |
| 935 |
'hour' => __d('cake', 'about an hour ago'), |
| 936 |
'day' => __d('cake', 'about a day ago'), |
| 937 |
'week' => __d('cake', 'about a week ago'), |
| 938 |
'year' => __d('cake', 'about a year ago') |
| 939 |
); |
| 940 |
} |
| 941 |
|
| 942 |
return $strings[$accuracy]; |
| 943 |
} |
| 944 |
|
| 945 |
/**
|
| 946 |
* Returns true if specified datetime was within the interval specified, else false.
|
| 947 |
*
|
| 948 |
* @param string|int $timeInterval the numeric value with space then time type.
|
| 949 |
* Example of valid types: 6 hours, 2 days, 1 minute.
|
| 950 |
* @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
| 951 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
| 952 |
* @return bool
|
| 953 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::wasWithinLast
|
| 954 |
*/
|
| 955 |
public static function wasWithinLast($timeInterval, $dateString, $timezone = null) { |
| 956 |
$tmp = str_replace(' ', '', $timeInterval); |
| 957 |
if (is_numeric($tmp)) { |
| 958 |
$timeInterval = $tmp . ' ' . __d('cake', 'days'); |
| 959 |
} |
| 960 |
|
| 961 |
$date = static::fromString($dateString, $timezone); |
| 962 |
$interval = static::fromString('-' . $timeInterval); |
| 963 |
$now = static::fromString('now', $timezone); |
| 964 |
|
| 965 |
return $date >= $interval && $date <= $now; |
| 966 |
} |
| 967 |
|
| 968 |
/**
|
| 969 |
* Returns true if specified datetime is within the interval specified, else false.
|
| 970 |
*
|
| 971 |
* @param string|int $timeInterval the numeric value with space then time type.
|
| 972 |
* Example of valid types: 6 hours, 2 days, 1 minute.
|
| 973 |
* @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
| 974 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
| 975 |
* @return bool
|
| 976 |
*/
|
| 977 |
public static function isWithinNext($timeInterval, $dateString, $timezone = null) { |
| 978 |
$tmp = str_replace(' ', '', $timeInterval); |
| 979 |
if (is_numeric($tmp)) { |
| 980 |
$timeInterval = $tmp . ' ' . __d('cake', 'days'); |
| 981 |
} |
| 982 |
|
| 983 |
$date = static::fromString($dateString, $timezone); |
| 984 |
$interval = static::fromString('+' . $timeInterval); |
| 985 |
$now = static::fromString('now', $timezone); |
| 986 |
|
| 987 |
return $date <= $interval && $date >= $now; |
| 988 |
} |
| 989 |
|
| 990 |
/**
|
| 991 |
* Returns gmt as a UNIX timestamp.
|
| 992 |
*
|
| 993 |
* @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
| 994 |
* @return int UNIX timestamp
|
| 995 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::gmt
|
| 996 |
*/
|
| 997 |
public static function gmt($dateString = null) { |
| 998 |
$time = time(); |
| 999 |
if ($dateString) { |
| 1000 |
$time = static::fromString($dateString); |
| 1001 |
} |
| 1002 |
return gmmktime( |
| 1003 |
(int)date('G', $time), |
| 1004 |
(int)date('i', $time), |
| 1005 |
(int)date('s', $time), |
| 1006 |
(int)date('n', $time), |
| 1007 |
(int)date('j', $time), |
| 1008 |
(int)date('Y', $time) |
| 1009 |
); |
| 1010 |
} |
| 1011 |
|
| 1012 |
/**
|
| 1013 |
* Returns a formatted date string, given either a UNIX timestamp or a valid strtotime() date string.
|
| 1014 |
* This function also accepts a time string and a format string as first and second parameters.
|
| 1015 |
* In that case this function behaves as a wrapper for TimeHelper::i18nFormat()
|
| 1016 |
*
|
| 1017 |
* ## Examples
|
| 1018 |
*
|
| 1019 |
* Create localized & formatted time:
|
| 1020 |
*
|
| 1021 |
* ```
|
| 1022 |
* CakeTime::format('2012-02-15', '%m-%d-%Y'); // returns 02-15-2012
|
| 1023 |
* CakeTime::format('2012-02-15 23:01:01', '%c'); // returns preferred date and time based on configured locale
|
| 1024 |
* CakeTime::format('0000-00-00', '%d-%m-%Y', 'N/A'); // return N/A becuase an invalid date was passed
|
| 1025 |
* CakeTime::format('2012-02-15 23:01:01', '%c', 'N/A', 'America/New_York'); // converts passed date to timezone
|
| 1026 |
* ```
|
| 1027 |
*
|
| 1028 |
* @param int|string|DateTime $date UNIX timestamp, strtotime() valid string or DateTime object (or a date format string)
|
| 1029 |
* @param int|string|DateTime $format date format string (or UNIX timestamp, strtotime() valid string or DateTime object)
|
| 1030 |
* @param bool|string $default if an invalid date is passed it will output supplied default value. Pass false if you want raw conversion value
|
| 1031 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
| 1032 |
* @return string Formatted date string
|
| 1033 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::format
|
| 1034 |
* @see CakeTime::i18nFormat()
|
| 1035 |
*/
|
| 1036 |
public static function format($date, $format = null, $default = false, $timezone = null) { |
| 1037 |
//Backwards compatible params re-order test
|
| 1038 |
$time = static::fromString($format, $timezone); |
| 1039 |
|
| 1040 |
if ($time === false) { |
| 1041 |
return static::i18nFormat($date, $format, $default, $timezone); |
| 1042 |
} |
| 1043 |
return date($date, $time); |
| 1044 |
} |
| 1045 |
|
| 1046 |
/**
|
| 1047 |
* Returns a formatted date string, given either a UNIX timestamp or a valid strtotime() date string.
|
| 1048 |
* It takes into account the default date format for the current language if a LC_TIME file is used.
|
| 1049 |
*
|
| 1050 |
* @param int|string|DateTime $date UNIX timestamp, strtotime() valid string or DateTime object
|
| 1051 |
* @param string $format strftime format string.
|
| 1052 |
* @param bool|string $default if an invalid date is passed it will output supplied default value. Pass false if you want raw conversion value
|
| 1053 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
| 1054 |
* @return string Formatted and translated date string
|
| 1055 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::i18nFormat
|
| 1056 |
*/
|
| 1057 |
public static function i18nFormat($date, $format = null, $default = false, $timezone = null) { |
| 1058 |
$date = static::fromString($date, $timezone); |
| 1059 |
if ($date === false && $default !== false) { |
| 1060 |
return $default; |
| 1061 |
} |
| 1062 |
if ($date === false) { |
| 1063 |
return ''; |
| 1064 |
} |
| 1065 |
if (empty($format)) { |
| 1066 |
$format = '%x'; |
| 1067 |
} |
| 1068 |
return static::_strftime(static::convertSpecifiers($format, $date), $date); |
| 1069 |
} |
| 1070 |
|
| 1071 |
/**
|
| 1072 |
* Get list of timezone identifiers
|
| 1073 |
*
|
| 1074 |
* @param int|string $filter A regex to filter identifier
|
| 1075 |
* Or one of DateTimeZone class constants (PHP 5.3 and above)
|
| 1076 |
* @param string $country A two-letter ISO 3166-1 compatible country code.
|
| 1077 |
* This option is only used when $filter is set to DateTimeZone::PER_COUNTRY (available only in PHP 5.3 and above)
|
| 1078 |
* @param bool $group If true (default value) groups the identifiers list by primary region
|
| 1079 |
* @return array List of timezone identifiers
|
| 1080 |
* @since 2.2
|
| 1081 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::listTimezones
|
| 1082 |
*/
|
| 1083 |
public static function listTimezones($filter = null, $country = null, $group = true) { |
| 1084 |
$regex = null; |
| 1085 |
if (is_string($filter)) { |
| 1086 |
$regex = $filter; |
| 1087 |
$filter = null; |
| 1088 |
} |
| 1089 |
if (version_compare(PHP_VERSION, '5.3.0', '<')) { |
| 1090 |
if ($regex === null) { |
| 1091 |
$regex = '#^((Africa|America|Antartica|Arctic|Asia|Atlantic|Australia|Europe|Indian|Pacific)/|UTC)#'; |
| 1092 |
} |
| 1093 |
$identifiers = DateTimeZone::listIdentifiers(); |
| 1094 |
} else {
|
| 1095 |
if ($filter === null) { |
| 1096 |
$filter = DateTimeZone::ALL; |
| 1097 |
} |
| 1098 |
$identifiers = DateTimeZone::listIdentifiers($filter, $country); |
| 1099 |
} |
| 1100 |
|
| 1101 |
if ($regex) { |
| 1102 |
foreach ($identifiers as $key => $tz) { |
| 1103 |
if (!preg_match($regex, $tz)) { |
| 1104 |
unset($identifiers[$key]); |
| 1105 |
} |
| 1106 |
} |
| 1107 |
} |
| 1108 |
|
| 1109 |
if ($group) { |
| 1110 |
$return = array(); |
| 1111 |
foreach ($identifiers as $key => $tz) { |
| 1112 |
$item = explode('/', $tz, 2); |
| 1113 |
if (isset($item[1])) { |
| 1114 |
$return[$item[0]][$tz] = $item[1]; |
| 1115 |
} else {
|
| 1116 |
$return[$item[0]] = array($tz => $item[0]); |
| 1117 |
} |
| 1118 |
} |
| 1119 |
return $return; |
| 1120 |
} |
| 1121 |
return array_combine($identifiers, $identifiers); |
| 1122 |
} |
| 1123 |
|
| 1124 |
/**
|
| 1125 |
* Multibyte wrapper for strftime.
|
| 1126 |
*
|
| 1127 |
* Handles utf8_encoding the result of strftime when necessary.
|
| 1128 |
*
|
| 1129 |
* @param string $format Format string.
|
| 1130 |
* @param int $date Timestamp to format.
|
| 1131 |
* @return string formatted string with correct encoding.
|
| 1132 |
*/
|
| 1133 |
protected static function _strftime($format, $date) { |
| 1134 |
$format = strftime($format, $date); |
| 1135 |
$encoding = Configure::read('App.encoding'); |
| 1136 |
|
| 1137 |
if (!empty($encoding) && $encoding === 'UTF-8') { |
| 1138 |
if (function_exists('mb_check_encoding')) { |
| 1139 |
$valid = mb_check_encoding($format, $encoding); |
| 1140 |
} else {
|
| 1141 |
$valid = Multibyte::checkMultibyte($format); |
| 1142 |
} |
| 1143 |
if (!$valid) { |
| 1144 |
$format = utf8_encode($format); |
| 1145 |
} |
| 1146 |
} |
| 1147 |
return $format; |
| 1148 |
} |
| 1149 |
|
| 1150 |
} |