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anikendra |
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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 timestamp value, used internally convertSpecifiers()
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*
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* @var integer
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*/
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protected static $_time = null;
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/**
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* Magic set method for backward 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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self::${$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 backward 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 ($name) {
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case 'niceFormat':
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return self::${$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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$time = time();
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}
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self::$_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 $abday[date('w', self::$_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 $day[date('w', self::$_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 self::convertSpecifiers($format, self::$_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', self::$_time) / 100);
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case 'D':
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return '%m/%d/%y';
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case 'e':
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if (DS === '/') {
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return '%e';
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}
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$day = date('j', self::$_time);
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if ($day < 10) {
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$day = ' ' . $day;
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}
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return $day;
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case 'eS' :
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return date('jS', self::$_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 $months[date('n', self::$_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 $months[date('n', self::$_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 = $default[date('a', self::$_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', self::_translateSpecifier(array('%p', 'p')), $complete);
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}
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break;
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case 'R':
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return date('H:i', self::$_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 ($weekDay = date('w', self::$_time)) ? $weekDay : 7;
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case 'x':
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$format = __dc('cake', 'd_fmt', 5);
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if ($format !== 'd_fmt') {
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return self::convertSpecifiers($format, self::$_time);
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}
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break;
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case 'X':
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$format = __dc('cake', 't_fmt', 5);
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if ($format !== 't_fmt') {
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return self::convertSpecifiers($format, self::$_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 $timezone User's timezone string or DateTimeZone object
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* @return integer UNIX timestamp
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* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::convert
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*/
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public static function convert($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 = self::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 integer 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 integer|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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$date = intval($dateString);
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} elseif (
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$dateString instanceof DateTime &&
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$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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342 |
if ($timezone === null) {
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$timezone = Configure::read('Config.timezone');
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}
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if ($timezone !== null) {
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return self::convert($date, $timezone);
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}
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return $date;
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}
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352 |
/**
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353 |
* Returns a nicely formatted date string for given Datetime string.
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354 |
*
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355 |
* See http://php.net/manual/en/function.strftime.php for information on formatting
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356 |
* using locale strings.
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*
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358 |
* @param integer|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
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359 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
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360 |
* @param string $format The format to use. If null, `TimeHelper::$niceFormat` is used
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361 |
* @return string Formatted date string
|
|
|
362 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::nice
|
|
|
363 |
*/
|
|
|
364 |
public static function nice($dateString = null, $timezone = null, $format = null) {
|
|
|
365 |
if (!$dateString) {
|
|
|
366 |
$dateString = time();
|
|
|
367 |
}
|
|
|
368 |
$date = self::fromString($dateString, $timezone);
|
|
|
369 |
|
|
|
370 |
if (!$format) {
|
|
|
371 |
$format = self::$niceFormat;
|
|
|
372 |
}
|
|
|
373 |
return self::_strftime(self::convertSpecifiers($format, $date), $date);
|
|
|
374 |
}
|
|
|
375 |
|
|
|
376 |
/**
|
|
|
377 |
* Returns a formatted descriptive date string for given datetime string.
|
|
|
378 |
*
|
|
|
379 |
* If the given date is today, the returned string could be "Today, 16:54".
|
|
|
380 |
* If the given date is tomorrow, the returned string could be "Tomorrow, 16:54".
|
|
|
381 |
* If the given date was yesterday, the returned string could be "Yesterday, 16:54".
|
|
|
382 |
* If the given date is within next or last week, the returned string could be "On Thursday, 16:54".
|
|
|
383 |
* If $dateString's year is the current year, the returned string does not
|
|
|
384 |
* include mention of the year.
|
|
|
385 |
*
|
|
|
386 |
* @param integer|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
|
|
387 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
|
|
388 |
* @return string Described, relative date string
|
|
|
389 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::niceShort
|
|
|
390 |
*/
|
|
|
391 |
public static function niceShort($dateString = null, $timezone = null) {
|
|
|
392 |
if (!$dateString) {
|
|
|
393 |
$dateString = time();
|
|
|
394 |
}
|
|
|
395 |
$date = self::fromString($dateString, $timezone);
|
|
|
396 |
|
|
|
397 |
if (self::isToday($dateString, $timezone)) {
|
|
|
398 |
return __d('cake', 'Today, %s', self::_strftime("%H:%M", $date));
|
|
|
399 |
}
|
|
|
400 |
if (self::wasYesterday($dateString, $timezone)) {
|
|
|
401 |
return __d('cake', 'Yesterday, %s', self::_strftime("%H:%M", $date));
|
|
|
402 |
}
|
|
|
403 |
if (self::isTomorrow($dateString, $timezone)) {
|
|
|
404 |
return __d('cake', 'Tomorrow, %s', self::_strftime("%H:%M", $date));
|
|
|
405 |
}
|
|
|
406 |
|
|
|
407 |
$d = self::_strftime("%w", $date);
|
|
|
408 |
$day = array(
|
|
|
409 |
__d('cake', 'Sunday'),
|
|
|
410 |
__d('cake', 'Monday'),
|
|
|
411 |
__d('cake', 'Tuesday'),
|
|
|
412 |
__d('cake', 'Wednesday'),
|
|
|
413 |
__d('cake', 'Thursday'),
|
|
|
414 |
__d('cake', 'Friday'),
|
|
|
415 |
__d('cake', 'Saturday')
|
|
|
416 |
);
|
|
|
417 |
if (self::wasWithinLast('7 days', $dateString, $timezone)) {
|
|
|
418 |
return sprintf('%s %s', $day[$d], self::_strftime(self::$niceShortFormat, $date));
|
|
|
419 |
}
|
|
|
420 |
if (self::isWithinNext('7 days', $dateString, $timezone)) {
|
|
|
421 |
return __d('cake', 'On %s %s', $day[$d], self::_strftime(self::$niceShortFormat, $date));
|
|
|
422 |
}
|
|
|
423 |
|
|
|
424 |
$y = '';
|
|
|
425 |
if (!self::isThisYear($date)) {
|
|
|
426 |
$y = ' %Y';
|
|
|
427 |
}
|
|
|
428 |
return self::_strftime(self::convertSpecifiers("%b %eS{$y}, %H:%M", $date), $date);
|
|
|
429 |
}
|
|
|
430 |
|
|
|
431 |
/**
|
|
|
432 |
* Returns a partial SQL string to search for all records between two dates.
|
|
|
433 |
*
|
|
|
434 |
* @param integer|string|DateTime $begin UNIX timestamp, strtotime() valid string or DateTime object
|
|
|
435 |
* @param integer|string|DateTime $end UNIX timestamp, strtotime() valid string or DateTime object
|
|
|
436 |
* @param string $fieldName Name of database field to compare with
|
|
|
437 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
|
|
438 |
* @return string Partial SQL string.
|
|
|
439 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::daysAsSql
|
|
|
440 |
*/
|
|
|
441 |
public static function daysAsSql($begin, $end, $fieldName, $timezone = null) {
|
|
|
442 |
$begin = self::fromString($begin, $timezone);
|
|
|
443 |
$end = self::fromString($end, $timezone);
|
|
|
444 |
$begin = date('Y-m-d', $begin) . ' 00:00:00';
|
|
|
445 |
$end = date('Y-m-d', $end) . ' 23:59:59';
|
|
|
446 |
|
|
|
447 |
return "($fieldName >= '$begin') AND ($fieldName <= '$end')";
|
|
|
448 |
}
|
|
|
449 |
|
|
|
450 |
/**
|
|
|
451 |
* Returns a partial SQL string to search for all records between two times
|
|
|
452 |
* occurring on the same day.
|
|
|
453 |
*
|
|
|
454 |
* @param integer|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
|
|
455 |
* @param string $fieldName Name of database field to compare with
|
|
|
456 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
|
|
457 |
* @return string Partial SQL string.
|
|
|
458 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::dayAsSql
|
|
|
459 |
*/
|
|
|
460 |
public static function dayAsSql($dateString, $fieldName, $timezone = null) {
|
|
|
461 |
return self::daysAsSql($dateString, $dateString, $fieldName, $timezone);
|
|
|
462 |
}
|
|
|
463 |
|
|
|
464 |
/**
|
|
|
465 |
* Returns true if given datetime string is today.
|
|
|
466 |
*
|
|
|
467 |
* @param integer|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
|
|
468 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
|
|
469 |
* @return boolean True if datetime string is today
|
|
|
470 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::isToday
|
|
|
471 |
*/
|
|
|
472 |
public static function isToday($dateString, $timezone = null) {
|
|
|
473 |
$timestamp = self::fromString($dateString, $timezone);
|
|
|
474 |
$now = self::fromString('now', $timezone);
|
|
|
475 |
return date('Y-m-d', $timestamp) == date('Y-m-d', $now);
|
|
|
476 |
}
|
|
|
477 |
|
|
|
478 |
/**
|
|
|
479 |
* Returns true if given datetime string is in the future.
|
|
|
480 |
*
|
|
|
481 |
* @param integer|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
|
|
482 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
|
|
483 |
* @return boolean True if datetime string is in the future
|
|
|
484 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::isFuture
|
|
|
485 |
*/
|
|
|
486 |
public static function isFuture($dateString, $timezone = null) {
|
|
|
487 |
$timestamp = self::fromString($dateString, $timezone);
|
|
|
488 |
return $timestamp > time();
|
|
|
489 |
}
|
|
|
490 |
|
|
|
491 |
/**
|
|
|
492 |
* Returns true if given datetime string is in the past.
|
|
|
493 |
*
|
|
|
494 |
* @param integer|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
|
|
495 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
|
|
496 |
* @return boolean True if datetime string is in the past
|
|
|
497 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::isPast
|
|
|
498 |
*/
|
|
|
499 |
public static function isPast($dateString, $timezone = null) {
|
|
|
500 |
$timestamp = self::fromString($dateString, $timezone);
|
|
|
501 |
return $timestamp < time();
|
|
|
502 |
}
|
|
|
503 |
|
|
|
504 |
/**
|
|
|
505 |
* Returns true if given datetime string is within this week.
|
|
|
506 |
*
|
|
|
507 |
* @param integer|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
|
|
508 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
|
|
509 |
* @return boolean True if datetime string is within current week
|
|
|
510 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::isThisWeek
|
|
|
511 |
*/
|
|
|
512 |
public static function isThisWeek($dateString, $timezone = null) {
|
|
|
513 |
$timestamp = self::fromString($dateString, $timezone);
|
|
|
514 |
$now = self::fromString('now', $timezone);
|
|
|
515 |
return date('W o', $timestamp) === date('W o', $now);
|
|
|
516 |
}
|
|
|
517 |
|
|
|
518 |
/**
|
|
|
519 |
* Returns true if given datetime string is within this month
|
|
|
520 |
*
|
|
|
521 |
* @param integer|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
|
|
522 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
|
|
523 |
* @return boolean True if datetime string is within current month
|
|
|
524 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::isThisMonth
|
|
|
525 |
*/
|
|
|
526 |
public static function isThisMonth($dateString, $timezone = null) {
|
|
|
527 |
$timestamp = self::fromString($dateString, $timezone);
|
|
|
528 |
$now = self::fromString('now', $timezone);
|
|
|
529 |
return date('m Y', $timestamp) === date('m Y', $now);
|
|
|
530 |
}
|
|
|
531 |
|
|
|
532 |
/**
|
|
|
533 |
* Returns true if given datetime string is within current year.
|
|
|
534 |
*
|
|
|
535 |
* @param integer|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
|
|
536 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
|
|
537 |
* @return boolean True if datetime string is within current year
|
|
|
538 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::isThisYear
|
|
|
539 |
*/
|
|
|
540 |
public static function isThisYear($dateString, $timezone = null) {
|
|
|
541 |
$timestamp = self::fromString($dateString, $timezone);
|
|
|
542 |
$now = self::fromString('now', $timezone);
|
|
|
543 |
return date('Y', $timestamp) === date('Y', $now);
|
|
|
544 |
}
|
|
|
545 |
|
|
|
546 |
/**
|
|
|
547 |
* Returns true if given datetime string was yesterday.
|
|
|
548 |
*
|
|
|
549 |
* @param integer|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
|
|
550 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
|
|
551 |
* @return boolean True if datetime string was yesterday
|
|
|
552 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::wasYesterday
|
|
|
553 |
*/
|
|
|
554 |
public static function wasYesterday($dateString, $timezone = null) {
|
|
|
555 |
$timestamp = self::fromString($dateString, $timezone);
|
|
|
556 |
$yesterday = self::fromString('yesterday', $timezone);
|
|
|
557 |
return date('Y-m-d', $timestamp) === date('Y-m-d', $yesterday);
|
|
|
558 |
}
|
|
|
559 |
|
|
|
560 |
/**
|
|
|
561 |
* Returns true if given datetime string is tomorrow.
|
|
|
562 |
*
|
|
|
563 |
* @param integer|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
|
|
564 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
|
|
565 |
* @return boolean True if datetime string was yesterday
|
|
|
566 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::isTomorrow
|
|
|
567 |
*/
|
|
|
568 |
public static function isTomorrow($dateString, $timezone = null) {
|
|
|
569 |
$timestamp = self::fromString($dateString, $timezone);
|
|
|
570 |
$tomorrow = self::fromString('tomorrow', $timezone);
|
|
|
571 |
return date('Y-m-d', $timestamp) === date('Y-m-d', $tomorrow);
|
|
|
572 |
}
|
|
|
573 |
|
|
|
574 |
/**
|
|
|
575 |
* Returns the quarter
|
|
|
576 |
*
|
|
|
577 |
* @param integer|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
|
|
578 |
* @param boolean $range if true returns a range in Y-m-d format
|
|
|
579 |
* @return mixed 1, 2, 3, or 4 quarter of year or array if $range true
|
|
|
580 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::toQuarter
|
|
|
581 |
*/
|
|
|
582 |
public static function toQuarter($dateString, $range = false) {
|
|
|
583 |
$time = self::fromString($dateString);
|
|
|
584 |
$date = ceil(date('m', $time) / 3);
|
|
|
585 |
if ($range === false) {
|
|
|
586 |
return $date;
|
|
|
587 |
}
|
|
|
588 |
|
|
|
589 |
$year = date('Y', $time);
|
|
|
590 |
switch ($date) {
|
|
|
591 |
case 1:
|
|
|
592 |
return array($year . '-01-01', $year . '-03-31');
|
|
|
593 |
case 2:
|
|
|
594 |
return array($year . '-04-01', $year . '-06-30');
|
|
|
595 |
case 3:
|
|
|
596 |
return array($year . '-07-01', $year . '-09-30');
|
|
|
597 |
case 4:
|
|
|
598 |
return array($year . '-10-01', $year . '-12-31');
|
|
|
599 |
}
|
|
|
600 |
}
|
|
|
601 |
|
|
|
602 |
/**
|
|
|
603 |
* Returns a UNIX timestamp from a textual datetime description. Wrapper for PHP function strtotime().
|
|
|
604 |
*
|
|
|
605 |
* @param integer|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
|
|
606 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
|
|
607 |
* @return integer Unix timestamp
|
|
|
608 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::toUnix
|
|
|
609 |
*/
|
|
|
610 |
public static function toUnix($dateString, $timezone = null) {
|
|
|
611 |
return self::fromString($dateString, $timezone);
|
|
|
612 |
}
|
|
|
613 |
|
|
|
614 |
/**
|
|
|
615 |
* Returns a formatted date in server's timezone.
|
|
|
616 |
*
|
|
|
617 |
* If a DateTime object is given or the dateString has a timezone
|
|
|
618 |
* segment, the timezone parameter will be ignored.
|
|
|
619 |
*
|
|
|
620 |
* If no timezone parameter is given and no DateTime object, the passed $dateString will be
|
|
|
621 |
* considered to be in the UTC timezone.
|
|
|
622 |
*
|
|
|
623 |
* @param integer|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
|
|
624 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
|
|
625 |
* @param string $format date format string
|
|
|
626 |
* @return mixed Formatted date
|
|
|
627 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::toServer
|
|
|
628 |
*/
|
|
|
629 |
public static function toServer($dateString, $timezone = null, $format = 'Y-m-d H:i:s') {
|
|
|
630 |
if ($timezone === null) {
|
|
|
631 |
$timezone = new DateTimeZone('UTC');
|
|
|
632 |
} elseif (is_string($timezone)) {
|
|
|
633 |
$timezone = new DateTimeZone($timezone);
|
|
|
634 |
} elseif (!($timezone instanceof DateTimeZone)) {
|
|
|
635 |
return false;
|
|
|
636 |
}
|
|
|
637 |
|
|
|
638 |
if ($dateString instanceof DateTime) {
|
|
|
639 |
$date = $dateString;
|
|
|
640 |
} elseif (is_int($dateString) || is_numeric($dateString)) {
|
|
|
641 |
$dateString = (int)$dateString;
|
|
|
642 |
|
|
|
643 |
$date = new DateTime('@' . $dateString);
|
|
|
644 |
$date->setTimezone($timezone);
|
|
|
645 |
} else {
|
|
|
646 |
$date = new DateTime($dateString, $timezone);
|
|
|
647 |
}
|
|
|
648 |
|
|
|
649 |
$date->setTimezone(new DateTimeZone(date_default_timezone_get()));
|
|
|
650 |
return $date->format($format);
|
|
|
651 |
}
|
|
|
652 |
|
|
|
653 |
/**
|
|
|
654 |
* Returns a date formatted for Atom RSS feeds.
|
|
|
655 |
*
|
|
|
656 |
* @param string $dateString Datetime string or Unix timestamp
|
|
|
657 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
|
|
658 |
* @return string Formatted date string
|
|
|
659 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::toAtom
|
|
|
660 |
*/
|
|
|
661 |
public static function toAtom($dateString, $timezone = null) {
|
|
|
662 |
return date('Y-m-d\TH:i:s\Z', self::fromString($dateString, $timezone));
|
|
|
663 |
}
|
|
|
664 |
|
|
|
665 |
/**
|
|
|
666 |
* Formats date for RSS feeds
|
|
|
667 |
*
|
|
|
668 |
* @param integer|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
|
|
669 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
|
|
670 |
* @return string Formatted date string
|
|
|
671 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::toRSS
|
|
|
672 |
*/
|
|
|
673 |
public static function toRSS($dateString, $timezone = null) {
|
|
|
674 |
$date = self::fromString($dateString, $timezone);
|
|
|
675 |
|
|
|
676 |
if ($timezone === null) {
|
|
|
677 |
return date("r", $date);
|
|
|
678 |
}
|
|
|
679 |
|
|
|
680 |
$userOffset = $timezone;
|
|
|
681 |
if (!is_numeric($timezone)) {
|
|
|
682 |
if (!is_object($timezone)) {
|
|
|
683 |
$timezone = new DateTimeZone($timezone);
|
|
|
684 |
}
|
|
|
685 |
$currentDate = new DateTime('@' . $date);
|
|
|
686 |
$currentDate->setTimezone($timezone);
|
|
|
687 |
$userOffset = $timezone->getOffset($currentDate) / 60 / 60;
|
|
|
688 |
}
|
|
|
689 |
|
|
|
690 |
$timezone = '+0000';
|
|
|
691 |
if ($userOffset != 0) {
|
|
|
692 |
$hours = (int)floor(abs($userOffset));
|
|
|
693 |
$minutes = (int)(fmod(abs($userOffset), $hours) * 60);
|
|
|
694 |
$timezone = ($userOffset < 0 ? '-' : '+') . str_pad($hours, 2, '0', STR_PAD_LEFT) . str_pad($minutes, 2, '0', STR_PAD_LEFT);
|
|
|
695 |
}
|
|
|
696 |
return date('D, d M Y H:i:s', $date) . ' ' . $timezone;
|
|
|
697 |
}
|
|
|
698 |
|
|
|
699 |
/**
|
|
|
700 |
* Returns either a relative or a formatted absolute date depending
|
|
|
701 |
* on the difference between the current time and given datetime.
|
|
|
702 |
* $datetime should be in a *strtotime* - parsable format, like MySQL's datetime datatype.
|
|
|
703 |
*
|
|
|
704 |
* ### Options:
|
|
|
705 |
*
|
|
|
706 |
* - `format` => a fall back format if the relative time is longer than the duration specified by end
|
|
|
707 |
* - `accuracy` => Specifies how accurate the date should be described (array)
|
|
|
708 |
* - year => The format if years > 0 (default "day")
|
|
|
709 |
* - month => The format if months > 0 (default "day")
|
|
|
710 |
* - week => The format if weeks > 0 (default "day")
|
|
|
711 |
* - day => The format if weeks > 0 (default "hour")
|
|
|
712 |
* - hour => The format if hours > 0 (default "minute")
|
|
|
713 |
* - minute => The format if minutes > 0 (default "minute")
|
|
|
714 |
* - second => The format if seconds > 0 (default "second")
|
|
|
715 |
* - `end` => The end of relative time telling
|
|
|
716 |
* - `relativeString` => The printf compatible string when outputting relative time
|
|
|
717 |
* - `absoluteString` => The printf compatible string when outputting absolute time
|
|
|
718 |
* - `userOffset` => Users offset from GMT (in hours) *Deprecated* use timezone intead.
|
|
|
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 integer|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 |
$format = self::$wordFormat;
|
|
|
741 |
$end = self::$wordEnd;
|
|
|
742 |
$relativeString = __d('cake', '%s ago');
|
|
|
743 |
$absoluteString = __d('cake', 'on %s');
|
|
|
744 |
$accuracy = self::$wordAccuracy;
|
|
|
745 |
|
|
|
746 |
if (is_array($options)) {
|
|
|
747 |
if (isset($options['timezone'])) {
|
|
|
748 |
$timezone = $options['timezone'];
|
|
|
749 |
} elseif (isset($options['userOffset'])) {
|
|
|
750 |
$timezone = $options['userOffset'];
|
|
|
751 |
}
|
|
|
752 |
|
|
|
753 |
if (isset($options['accuracy'])) {
|
|
|
754 |
if (is_array($options['accuracy'])) {
|
|
|
755 |
$accuracy = array_merge($accuracy, $options['accuracy']);
|
|
|
756 |
} else {
|
|
|
757 |
foreach ($accuracy as $key => $level) {
|
|
|
758 |
$accuracy[$key] = $options['accuracy'];
|
|
|
759 |
}
|
|
|
760 |
}
|
|
|
761 |
}
|
|
|
762 |
|
|
|
763 |
if (isset($options['format'])) {
|
|
|
764 |
$format = $options['format'];
|
|
|
765 |
}
|
|
|
766 |
if (isset($options['end'])) {
|
|
|
767 |
$end = $options['end'];
|
|
|
768 |
}
|
|
|
769 |
if (isset($options['relativeString'])) {
|
|
|
770 |
$relativeString = $options['relativeString'];
|
|
|
771 |
unset($options['relativeString']);
|
|
|
772 |
}
|
|
|
773 |
if (isset($options['absoluteString'])) {
|
|
|
774 |
$absoluteString = $options['absoluteString'];
|
|
|
775 |
unset($options['absoluteString']);
|
|
|
776 |
}
|
|
|
777 |
unset($options['end'], $options['format']);
|
|
|
778 |
} else {
|
|
|
779 |
$format = $options;
|
|
|
780 |
}
|
|
|
781 |
|
|
|
782 |
$now = self::fromString(time(), $timezone);
|
|
|
783 |
$inSeconds = self::fromString($dateTime, $timezone);
|
|
|
784 |
$backwards = ($inSeconds > $now);
|
|
|
785 |
|
|
|
786 |
$futureTime = $now;
|
|
|
787 |
$pastTime = $inSeconds;
|
|
|
788 |
if ($backwards) {
|
|
|
789 |
$futureTime = $inSeconds;
|
|
|
790 |
$pastTime = $now;
|
|
|
791 |
}
|
|
|
792 |
$diff = $futureTime - $pastTime;
|
|
|
793 |
|
|
|
794 |
if (!$diff) {
|
|
|
795 |
return __d('cake', 'just now', 'just now');
|
|
|
796 |
}
|
|
|
797 |
|
|
|
798 |
if ($diff > abs($now - self::fromString($end))) {
|
|
|
799 |
return sprintf($absoluteString, date($format, $inSeconds));
|
|
|
800 |
}
|
|
|
801 |
|
|
|
802 |
// If more than a week, then take into account the length of months
|
|
|
803 |
if ($diff >= 604800) {
|
|
|
804 |
list($future['H'], $future['i'], $future['s'], $future['d'], $future['m'], $future['Y']) = explode('/', date('H/i/s/d/m/Y', $futureTime));
|
|
|
805 |
|
|
|
806 |
list($past['H'], $past['i'], $past['s'], $past['d'], $past['m'], $past['Y']) = explode('/', date('H/i/s/d/m/Y', $pastTime));
|
|
|
807 |
$years = $months = $weeks = $days = $hours = $minutes = $seconds = 0;
|
|
|
808 |
|
|
|
809 |
$years = $future['Y'] - $past['Y'];
|
|
|
810 |
$months = $future['m'] + ((12 * $years) - $past['m']);
|
|
|
811 |
|
|
|
812 |
if ($months >= 12) {
|
|
|
813 |
$years = floor($months / 12);
|
|
|
814 |
$months = $months - ($years * 12);
|
|
|
815 |
}
|
|
|
816 |
if ($future['m'] < $past['m'] && $future['Y'] - $past['Y'] === 1) {
|
|
|
817 |
$years--;
|
|
|
818 |
}
|
|
|
819 |
|
|
|
820 |
if ($future['d'] >= $past['d']) {
|
|
|
821 |
$days = $future['d'] - $past['d'];
|
|
|
822 |
} else {
|
|
|
823 |
$daysInPastMonth = date('t', $pastTime);
|
|
|
824 |
$daysInFutureMonth = date('t', mktime(0, 0, 0, $future['m'] - 1, 1, $future['Y']));
|
|
|
825 |
|
|
|
826 |
if (!$backwards) {
|
|
|
827 |
$days = ($daysInPastMonth - $past['d']) + $future['d'];
|
|
|
828 |
} else {
|
|
|
829 |
$days = ($daysInFutureMonth - $past['d']) + $future['d'];
|
|
|
830 |
}
|
|
|
831 |
|
|
|
832 |
if ($future['m'] != $past['m']) {
|
|
|
833 |
$months--;
|
|
|
834 |
}
|
|
|
835 |
}
|
|
|
836 |
|
|
|
837 |
if (!$months && $years >= 1 && $diff < ($years * 31536000)) {
|
|
|
838 |
$months = 11;
|
|
|
839 |
$years--;
|
|
|
840 |
}
|
|
|
841 |
|
|
|
842 |
if ($months >= 12) {
|
|
|
843 |
$years = $years + 1;
|
|
|
844 |
$months = $months - 12;
|
|
|
845 |
}
|
|
|
846 |
|
|
|
847 |
if ($days >= 7) {
|
|
|
848 |
$weeks = floor($days / 7);
|
|
|
849 |
$days = $days - ($weeks * 7);
|
|
|
850 |
}
|
|
|
851 |
} else {
|
|
|
852 |
$years = $months = $weeks = 0;
|
|
|
853 |
$days = floor($diff / 86400);
|
|
|
854 |
|
|
|
855 |
$diff = $diff - ($days * 86400);
|
|
|
856 |
|
|
|
857 |
$hours = floor($diff / 3600);
|
|
|
858 |
$diff = $diff - ($hours * 3600);
|
|
|
859 |
|
|
|
860 |
$minutes = floor($diff / 60);
|
|
|
861 |
$diff = $diff - ($minutes * 60);
|
|
|
862 |
$seconds = $diff;
|
|
|
863 |
}
|
|
|
864 |
|
|
|
865 |
$fWord = $accuracy['second'];
|
|
|
866 |
if ($years > 0) {
|
|
|
867 |
$fWord = $accuracy['year'];
|
|
|
868 |
} elseif (abs($months) > 0) {
|
|
|
869 |
$fWord = $accuracy['month'];
|
|
|
870 |
} elseif (abs($weeks) > 0) {
|
|
|
871 |
$fWord = $accuracy['week'];
|
|
|
872 |
} elseif (abs($days) > 0) {
|
|
|
873 |
$fWord = $accuracy['day'];
|
|
|
874 |
} elseif (abs($hours) > 0) {
|
|
|
875 |
$fWord = $accuracy['hour'];
|
|
|
876 |
} elseif (abs($minutes) > 0) {
|
|
|
877 |
$fWord = $accuracy['minute'];
|
|
|
878 |
}
|
|
|
879 |
|
|
|
880 |
$fNum = str_replace(array('year', 'month', 'week', 'day', 'hour', 'minute', 'second'), array(1, 2, 3, 4, 5, 6, 7), $fWord);
|
|
|
881 |
|
|
|
882 |
$relativeDate = '';
|
|
|
883 |
if ($fNum >= 1 && $years > 0) {
|
|
|
884 |
$relativeDate .= ($relativeDate ? ', ' : '') . __dn('cake', '%d year', '%d years', $years, $years);
|
|
|
885 |
}
|
|
|
886 |
if ($fNum >= 2 && $months > 0) {
|
|
|
887 |
$relativeDate .= ($relativeDate ? ', ' : '') . __dn('cake', '%d month', '%d months', $months, $months);
|
|
|
888 |
}
|
|
|
889 |
if ($fNum >= 3 && $weeks > 0) {
|
|
|
890 |
$relativeDate .= ($relativeDate ? ', ' : '') . __dn('cake', '%d week', '%d weeks', $weeks, $weeks);
|
|
|
891 |
}
|
|
|
892 |
if ($fNum >= 4 && $days > 0) {
|
|
|
893 |
$relativeDate .= ($relativeDate ? ', ' : '') . __dn('cake', '%d day', '%d days', $days, $days);
|
|
|
894 |
}
|
|
|
895 |
if ($fNum >= 5 && $hours > 0) {
|
|
|
896 |
$relativeDate .= ($relativeDate ? ', ' : '') . __dn('cake', '%d hour', '%d hours', $hours, $hours);
|
|
|
897 |
}
|
|
|
898 |
if ($fNum >= 6 && $minutes > 0) {
|
|
|
899 |
$relativeDate .= ($relativeDate ? ', ' : '') . __dn('cake', '%d minute', '%d minutes', $minutes, $minutes);
|
|
|
900 |
}
|
|
|
901 |
if ($fNum >= 7 && $seconds > 0) {
|
|
|
902 |
$relativeDate .= ($relativeDate ? ', ' : '') . __dn('cake', '%d second', '%d seconds', $seconds, $seconds);
|
|
|
903 |
}
|
|
|
904 |
|
|
|
905 |
// When time has passed
|
|
|
906 |
if (!$backwards && $relativeDate) {
|
|
|
907 |
return sprintf($relativeString, $relativeDate);
|
|
|
908 |
}
|
|
|
909 |
if (!$backwards) {
|
|
|
910 |
$aboutAgo = array(
|
|
|
911 |
'second' => __d('cake', 'about a second ago'),
|
|
|
912 |
'minute' => __d('cake', 'about a minute ago'),
|
|
|
913 |
'hour' => __d('cake', 'about an hour ago'),
|
|
|
914 |
'day' => __d('cake', 'about a day ago'),
|
|
|
915 |
'week' => __d('cake', 'about a week ago'),
|
|
|
916 |
'year' => __d('cake', 'about a year ago')
|
|
|
917 |
);
|
|
|
918 |
|
|
|
919 |
return $aboutAgo[$fWord];
|
|
|
920 |
}
|
|
|
921 |
|
|
|
922 |
// When time is to come
|
|
|
923 |
if (!$relativeDate) {
|
|
|
924 |
$aboutIn = array(
|
|
|
925 |
'second' => __d('cake', 'in about a second'),
|
|
|
926 |
'minute' => __d('cake', 'in about a minute'),
|
|
|
927 |
'hour' => __d('cake', 'in about an hour'),
|
|
|
928 |
'day' => __d('cake', 'in about a day'),
|
|
|
929 |
'week' => __d('cake', 'in about a week'),
|
|
|
930 |
'year' => __d('cake', 'in about a year')
|
|
|
931 |
);
|
|
|
932 |
|
|
|
933 |
return $aboutIn[$fWord];
|
|
|
934 |
}
|
|
|
935 |
|
|
|
936 |
return $relativeDate;
|
|
|
937 |
}
|
|
|
938 |
|
|
|
939 |
/**
|
|
|
940 |
* Returns true if specified datetime was within the interval specified, else false.
|
|
|
941 |
*
|
|
|
942 |
* @param string|integer $timeInterval the numeric value with space then time type.
|
|
|
943 |
* Example of valid types: 6 hours, 2 days, 1 minute.
|
|
|
944 |
* @param integer|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
|
|
945 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
|
|
946 |
* @return boolean
|
|
|
947 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::wasWithinLast
|
|
|
948 |
*/
|
|
|
949 |
public static function wasWithinLast($timeInterval, $dateString, $timezone = null) {
|
|
|
950 |
$tmp = str_replace(' ', '', $timeInterval);
|
|
|
951 |
if (is_numeric($tmp)) {
|
|
|
952 |
$timeInterval = $tmp . ' ' . __d('cake', 'days');
|
|
|
953 |
}
|
|
|
954 |
|
|
|
955 |
$date = self::fromString($dateString, $timezone);
|
|
|
956 |
$interval = self::fromString('-' . $timeInterval);
|
|
|
957 |
$now = self::fromString('now', $timezone);
|
|
|
958 |
|
|
|
959 |
return $date >= $interval && $date <= $now;
|
|
|
960 |
}
|
|
|
961 |
|
|
|
962 |
/**
|
|
|
963 |
* Returns true if specified datetime is within the interval specified, else false.
|
|
|
964 |
*
|
|
|
965 |
* @param string|integer $timeInterval the numeric value with space then time type.
|
|
|
966 |
* Example of valid types: 6 hours, 2 days, 1 minute.
|
|
|
967 |
* @param integer|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
|
|
968 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
|
|
969 |
* @return boolean
|
|
|
970 |
*/
|
|
|
971 |
public static function isWithinNext($timeInterval, $dateString, $timezone = null) {
|
|
|
972 |
$tmp = str_replace(' ', '', $timeInterval);
|
|
|
973 |
if (is_numeric($tmp)) {
|
|
|
974 |
$timeInterval = $tmp . ' ' . __d('cake', 'days');
|
|
|
975 |
}
|
|
|
976 |
|
|
|
977 |
$date = self::fromString($dateString, $timezone);
|
|
|
978 |
$interval = self::fromString('+' . $timeInterval);
|
|
|
979 |
$now = self::fromString('now', $timezone);
|
|
|
980 |
|
|
|
981 |
return $date <= $interval && $date >= $now;
|
|
|
982 |
}
|
|
|
983 |
|
|
|
984 |
/**
|
|
|
985 |
* Returns gmt as a UNIX timestamp.
|
|
|
986 |
*
|
|
|
987 |
* @param integer|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
|
|
988 |
* @return integer UNIX timestamp
|
|
|
989 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::gmt
|
|
|
990 |
*/
|
|
|
991 |
public static function gmt($dateString = null) {
|
|
|
992 |
$time = time();
|
|
|
993 |
if ($dateString) {
|
|
|
994 |
$time = self::fromString($dateString);
|
|
|
995 |
}
|
|
|
996 |
return gmmktime(
|
|
|
997 |
intval(date('G', $time)),
|
|
|
998 |
intval(date('i', $time)),
|
|
|
999 |
intval(date('s', $time)),
|
|
|
1000 |
intval(date('n', $time)),
|
|
|
1001 |
intval(date('j', $time)),
|
|
|
1002 |
intval(date('Y', $time))
|
|
|
1003 |
);
|
|
|
1004 |
}
|
|
|
1005 |
|
|
|
1006 |
/**
|
|
|
1007 |
* Returns a formatted date string, given either a UNIX timestamp or a valid strtotime() date string.
|
|
|
1008 |
* This function also accepts a time string and a format string as first and second parameters.
|
|
|
1009 |
* In that case this function behaves as a wrapper for TimeHelper::i18nFormat()
|
|
|
1010 |
*
|
|
|
1011 |
* ## Examples
|
|
|
1012 |
*
|
|
|
1013 |
* Create localized & formatted time:
|
|
|
1014 |
*
|
|
|
1015 |
* {{{
|
|
|
1016 |
* CakeTime::format('2012-02-15', '%m-%d-%Y'); // returns 02-15-2012
|
|
|
1017 |
* CakeTime::format('2012-02-15 23:01:01', '%c'); // returns preferred date and time based on configured locale
|
|
|
1018 |
* CakeTime::format('0000-00-00', '%d-%m-%Y', 'N/A'); // return N/A becuase an invalid date was passed
|
|
|
1019 |
* CakeTime::format('2012-02-15 23:01:01', '%c', 'N/A', 'America/New_York'); // converts passed date to timezone
|
|
|
1020 |
* }}}
|
|
|
1021 |
*
|
|
|
1022 |
* @param integer|string|DateTime $date UNIX timestamp, strtotime() valid string or DateTime object (or a date format string)
|
|
|
1023 |
* @param integer|string|DateTime $format date format string (or UNIX timestamp, strtotime() valid string or DateTime object)
|
|
|
1024 |
* @param boolean|string $default if an invalid date is passed it will output supplied default value. Pass false if you want raw conversion value
|
|
|
1025 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
|
|
1026 |
* @return string Formatted date string
|
|
|
1027 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::format
|
|
|
1028 |
* @see CakeTime::i18nFormat()
|
|
|
1029 |
*/
|
|
|
1030 |
public static function format($date, $format = null, $default = false, $timezone = null) {
|
|
|
1031 |
//Backwards compatible params re-order test
|
|
|
1032 |
$time = self::fromString($format, $timezone);
|
|
|
1033 |
|
|
|
1034 |
if ($time === false) {
|
|
|
1035 |
return self::i18nFormat($date, $format, $default, $timezone);
|
|
|
1036 |
}
|
|
|
1037 |
return date($date, $time);
|
|
|
1038 |
}
|
|
|
1039 |
|
|
|
1040 |
/**
|
|
|
1041 |
* Returns a formatted date string, given either a UNIX timestamp or a valid strtotime() date string.
|
|
|
1042 |
* It takes into account the default date format for the current language if a LC_TIME file is used.
|
|
|
1043 |
*
|
|
|
1044 |
* @param integer|string|DateTime $date UNIX timestamp, strtotime() valid string or DateTime object
|
|
|
1045 |
* @param string $format strftime format string.
|
|
|
1046 |
* @param boolean|string $default if an invalid date is passed it will output supplied default value. Pass false if you want raw conversion value
|
|
|
1047 |
* @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
|
|
1048 |
* @return string Formatted and translated date string
|
|
|
1049 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::i18nFormat
|
|
|
1050 |
*/
|
|
|
1051 |
public static function i18nFormat($date, $format = null, $default = false, $timezone = null) {
|
|
|
1052 |
$date = self::fromString($date, $timezone);
|
|
|
1053 |
if ($date === false && $default !== false) {
|
|
|
1054 |
return $default;
|
|
|
1055 |
}
|
|
|
1056 |
if (empty($format)) {
|
|
|
1057 |
$format = '%x';
|
|
|
1058 |
}
|
|
|
1059 |
return self::_strftime(self::convertSpecifiers($format, $date), $date);
|
|
|
1060 |
}
|
|
|
1061 |
|
|
|
1062 |
/**
|
|
|
1063 |
* Get list of timezone identifiers
|
|
|
1064 |
*
|
|
|
1065 |
* @param integer|string $filter A regex to filter identifer
|
|
|
1066 |
* Or one of DateTimeZone class constants (PHP 5.3 and above)
|
|
|
1067 |
* @param string $country A two-letter ISO 3166-1 compatible country code.
|
|
|
1068 |
* This option is only used when $filter is set to DateTimeZone::PER_COUNTRY (available only in PHP 5.3 and above)
|
|
|
1069 |
* @param boolean $group If true (default value) groups the identifiers list by primary region
|
|
|
1070 |
* @return array List of timezone identifiers
|
|
|
1071 |
* @since 2.2
|
|
|
1072 |
* @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::listTimezones
|
|
|
1073 |
*/
|
|
|
1074 |
public static function listTimezones($filter = null, $country = null, $group = true) {
|
|
|
1075 |
$regex = null;
|
|
|
1076 |
if (is_string($filter)) {
|
|
|
1077 |
$regex = $filter;
|
|
|
1078 |
$filter = null;
|
|
|
1079 |
}
|
|
|
1080 |
if (version_compare(PHP_VERSION, '5.3.0', '<')) {
|
|
|
1081 |
if ($regex === null) {
|
|
|
1082 |
$regex = '#^((Africa|America|Antartica|Arctic|Asia|Atlantic|Australia|Europe|Indian|Pacific)/|UTC)#';
|
|
|
1083 |
}
|
|
|
1084 |
$identifiers = DateTimeZone::listIdentifiers();
|
|
|
1085 |
} else {
|
|
|
1086 |
if ($filter === null) {
|
|
|
1087 |
$filter = DateTimeZone::ALL;
|
|
|
1088 |
}
|
|
|
1089 |
$identifiers = DateTimeZone::listIdentifiers($filter, $country);
|
|
|
1090 |
}
|
|
|
1091 |
|
|
|
1092 |
if ($regex) {
|
|
|
1093 |
foreach ($identifiers as $key => $tz) {
|
|
|
1094 |
if (!preg_match($regex, $tz)) {
|
|
|
1095 |
unset($identifiers[$key]);
|
|
|
1096 |
}
|
|
|
1097 |
}
|
|
|
1098 |
}
|
|
|
1099 |
|
|
|
1100 |
if ($group) {
|
|
|
1101 |
$return = array();
|
|
|
1102 |
foreach ($identifiers as $key => $tz) {
|
|
|
1103 |
$item = explode('/', $tz, 2);
|
|
|
1104 |
if (isset($item[1])) {
|
|
|
1105 |
$return[$item[0]][$tz] = $item[1];
|
|
|
1106 |
} else {
|
|
|
1107 |
$return[$item[0]] = array($tz => $item[0]);
|
|
|
1108 |
}
|
|
|
1109 |
}
|
|
|
1110 |
return $return;
|
|
|
1111 |
}
|
|
|
1112 |
return array_combine($identifiers, $identifiers);
|
|
|
1113 |
}
|
|
|
1114 |
|
|
|
1115 |
/**
|
|
|
1116 |
* Multibyte wrapper for strftime.
|
|
|
1117 |
*
|
|
|
1118 |
* Handles utf8_encoding the result of strftime when necessary.
|
|
|
1119 |
*
|
|
|
1120 |
* @param string $format Format string.
|
|
|
1121 |
* @param integer $date Timestamp to format.
|
|
|
1122 |
* @return string formatted string with correct encoding.
|
|
|
1123 |
*/
|
|
|
1124 |
protected static function _strftime($format, $date) {
|
|
|
1125 |
$format = strftime($format, $date);
|
|
|
1126 |
$encoding = Configure::read('App.encoding');
|
|
|
1127 |
|
|
|
1128 |
if (!empty($encoding) && $encoding === 'UTF-8') {
|
|
|
1129 |
if (function_exists('mb_check_encoding')) {
|
|
|
1130 |
$valid = mb_check_encoding($format, $encoding);
|
|
|
1131 |
} else {
|
|
|
1132 |
$valid = !Multibyte::checkMultibyte($format);
|
|
|
1133 |
}
|
|
|
1134 |
if (!$valid) {
|
|
|
1135 |
$format = utf8_encode($format);
|
|
|
1136 |
}
|
|
|
1137 |
}
|
|
|
1138 |
return $format;
|
|
|
1139 |
}
|
|
|
1140 |
|
|
|
1141 |
}
|