pictcode / lib / Cake / Utility / CakeTime.php @ f4a6dc2c
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| 1 | 635eef61 | spyder1211 | <?php
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| 2 | /**
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| 3 | * CakeTime utility class file.
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| 4 | *
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| 5 | * CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
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| 6 | * Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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| 7 | *
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| 8 | * Licensed under The MIT License
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| 9 | * For full copyright and license information, please see the LICENSE.txt
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| 10 | * Redistributions of files must retain the above copyright notice.
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| 11 | *
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| 12 | * @copyright Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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| 13 | * @link http://cakephp.org CakePHP(tm) Project
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| 14 | * @package Cake.Utility
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| 15 | * @since CakePHP(tm) v 0.10.0.1076
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| 16 | * @license http://www.opensource.org/licenses/mit-license.php MIT License
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| 17 | */
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| 18 | |||
| 19 | App::uses('Multibyte', 'I18n'); |
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| 20 | |||
| 21 | /**
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| 22 | * Time Helper class for easy use of time data.
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| 23 | *
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| 24 | * Manipulation of time data.
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| 25 | *
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| 26 | * @package Cake.Utility
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| 27 | * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html
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| 28 | */
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| 29 | class CakeTime { |
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| 30 | |||
| 31 | /**
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| 32 | * The format to use when formatting a time using `CakeTime::nice()`
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| 33 | *
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| 34 | * The format should use the locale strings as defined in the PHP docs under
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| 35 | * `strftime` (http://php.net/manual/en/function.strftime.php)
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| 36 | *
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| 37 | * @var string
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| 38 | * @see CakeTime::format()
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| 39 | */
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| 40 | public static $niceFormat = '%a, %b %eS %Y, %H:%M'; |
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| 41 | |||
| 42 | /**
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| 43 | * The format to use when formatting a time using `CakeTime::timeAgoInWords()`
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| 44 | * and the difference is more than `CakeTime::$wordEnd`
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| 45 | *
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| 46 | * @var string
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| 47 | * @see CakeTime::timeAgoInWords()
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| 48 | */
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| 49 | public static $wordFormat = 'j/n/y'; |
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| 50 | |||
| 51 | /**
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| 52 | * The format to use when formatting a time using `CakeTime::niceShort()`
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| 53 | * and the difference is between 3 and 7 days
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| 54 | *
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| 55 | * @var string
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| 56 | * @see CakeTime::niceShort()
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| 57 | */
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| 58 | public static $niceShortFormat = '%B %d, %H:%M'; |
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| 59 | |||
| 60 | /**
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| 61 | * The format to use when formatting a time using `CakeTime::timeAgoInWords()`
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| 62 | * and the difference is less than `CakeTime::$wordEnd`
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| 63 | *
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| 64 | * @var array
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| 65 | * @see CakeTime::timeAgoInWords()
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| 66 | */
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| 67 | public static $wordAccuracy = array( |
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| 68 | 'year' => 'day', |
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| 69 | 'month' => 'day', |
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| 70 | 'week' => 'day', |
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| 71 | 'day' => 'hour', |
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| 72 | 'hour' => 'minute', |
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| 73 | 'minute' => 'minute', |
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| 74 | 'second' => 'second', |
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| 75 | ); |
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| 76 | |||
| 77 | /**
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| 78 | * The end of relative time telling
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| 79 | *
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| 80 | * @var string
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| 81 | * @see CakeTime::timeAgoInWords()
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| 82 | */
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| 83 | public static $wordEnd = '+1 month'; |
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| 84 | |||
| 85 | /**
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| 86 | * Temporary variable containing the timestamp value, used internally in convertSpecifiers()
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| 87 | *
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| 88 | * @var int
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| 89 | */
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| 90 | protected static $_time = null; |
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| 91 | |||
| 92 | /**
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| 93 | * Magic set method for backwards compatibility.
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| 94 | * Used by TimeHelper to modify static variables in CakeTime
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| 95 | *
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| 96 | * @param string $name Variable name
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| 97 | * @param mixes $value Variable value
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| 98 | * @return void
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| 99 | */
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| 100 | public function __set($name, $value) { |
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| 101 | switch ($name) { |
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| 102 | case 'niceFormat': |
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| 103 | static::${$name} = $value; |
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| 104 | break;
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| 105 | } |
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| 106 | } |
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| 107 | |||
| 108 | /**
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| 109 | * Magic set method for backwards compatibility.
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| 110 | * Used by TimeHelper to get static variables in CakeTime
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| 111 | *
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| 112 | * @param string $name Variable name
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| 113 | * @return mixed
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| 114 | */
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| 115 | public function __get($name) { |
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| 116 | switch ($name) { |
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| 117 | case 'niceFormat': |
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| 118 | return static::${$name}; |
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| 119 | default:
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| 120 | return null; |
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| 121 | } |
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| 122 | } |
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| 123 | |||
| 124 | /**
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| 125 | * Converts a string representing the format for the function strftime and returns a
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| 126 | * Windows safe and i18n aware format.
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| 127 | *
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| 128 | * @param string $format Format with specifiers for strftime function.
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| 129 | * Accepts the special specifier %S which mimics the modifier S for date()
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| 130 | * @param string $time UNIX timestamp
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| 131 | * @return string Windows safe and date() function compatible format for strftime
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| 132 | * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::convertSpecifiers
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| 133 | */
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| 134 | public static function convertSpecifiers($format, $time = null) { |
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| 135 | if (!$time) { |
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| 136 | $time = time(); |
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| 137 | } |
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| 138 | static::$_time = $time; |
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| 139 | return preg_replace_callback('/\%(\w+)/', array('CakeTime', '_translateSpecifier'), $format); |
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| 140 | } |
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| 141 | |||
| 142 | /**
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| 143 | * Auxiliary function to translate a matched specifier element from a regular expression into
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| 144 | * a Windows safe and i18n aware specifier
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| 145 | *
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| 146 | * @param array $specifier match from regular expression
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| 147 | * @return string converted element
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| 148 | */
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| 149 | protected static function _translateSpecifier($specifier) { |
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| 150 | switch ($specifier[1]) { |
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| 151 | case 'a': |
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| 152 | $abday = __dc('cake', 'abday', 5); |
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| 153 | if (is_array($abday)) { |
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| 154 | return $abday[date('w', static::$_time)]; |
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| 155 | } |
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| 156 | break;
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| 157 | case 'A': |
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| 158 | $day = __dc('cake', 'day', 5); |
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| 159 | if (is_array($day)) { |
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| 160 | return $day[date('w', static::$_time)]; |
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| 161 | } |
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| 162 | break;
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| 163 | case 'c': |
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| 164 | $format = __dc('cake', 'd_t_fmt', 5); |
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| 165 | if ($format !== 'd_t_fmt') { |
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| 166 | return static::convertSpecifiers($format, static::$_time); |
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| 167 | } |
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| 168 | break;
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| 169 | case 'C': |
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| 170 | return sprintf("%02d", date('Y', static::$_time) / 100); |
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| 171 | case 'D': |
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| 172 | return '%m/%d/%y'; |
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| 173 | case 'e': |
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| 174 | if (DS === '/') { |
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| 175 | return '%e'; |
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| 176 | } |
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| 177 | $day = date('j', static::$_time); |
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| 178 | if ($day < 10) { |
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| 179 | $day = ' ' . $day; |
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| 180 | } |
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| 181 | return $day; |
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| 182 | case 'eS' : |
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| 183 | return date('jS', static::$_time); |
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| 184 | case 'b': |
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| 185 | case 'h': |
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| 186 | $months = __dc('cake', 'abmon', 5); |
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| 187 | if (is_array($months)) { |
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| 188 | return $months[date('n', static::$_time) - 1]; |
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| 189 | } |
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| 190 | return '%b'; |
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| 191 | case 'B': |
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| 192 | $months = __dc('cake', 'mon', 5); |
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| 193 | if (is_array($months)) { |
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| 194 | return $months[date('n', static::$_time) - 1]; |
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| 195 | } |
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| 196 | break;
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| 197 | case 'n': |
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| 198 | return "\n"; |
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| 199 | case 'p': |
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| 200 | case 'P': |
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| 201 | $default = array('am' => 0, 'pm' => 1); |
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| 202 | $meridiem = $default[date('a', static::$_time)]; |
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| 203 | $format = __dc('cake', 'am_pm', 5); |
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| 204 | if (is_array($format)) { |
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| 205 | $meridiem = $format[$meridiem]; |
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| 206 | return ($specifier[1] === 'P') ? strtolower($meridiem) : strtoupper($meridiem); |
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| 207 | } |
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| 208 | break;
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| 209 | case 'r': |
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| 210 | $complete = __dc('cake', 't_fmt_ampm', 5); |
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| 211 | if ($complete !== 't_fmt_ampm') { |
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| 212 | return str_replace('%p', static::_translateSpecifier(array('%p', 'p')), $complete); |
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| 213 | } |
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| 214 | break;
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| 215 | case 'R': |
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| 216 | return date('H:i', static::$_time); |
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| 217 | case 't': |
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| 218 | return "\t"; |
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| 219 | case 'T': |
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| 220 | return '%H:%M:%S'; |
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| 221 | case 'u': |
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| 222 | return ($weekDay = date('w', static::$_time)) ? $weekDay : 7; |
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| 223 | case 'x': |
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| 224 | $format = __dc('cake', 'd_fmt', 5); |
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| 225 | if ($format !== 'd_fmt') { |
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| 226 | return static::convertSpecifiers($format, static::$_time); |
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| 227 | } |
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| 228 | break;
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| 229 | case 'X': |
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| 230 | $format = __dc('cake', 't_fmt', 5); |
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| 231 | if ($format !== 't_fmt') { |
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| 232 | return static::convertSpecifiers($format, static::$_time); |
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| 233 | } |
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| 234 | break;
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| 235 | } |
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| 236 | return $specifier[0]; |
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| 237 | } |
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| 238 | |||
| 239 | /**
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| 240 | * Converts given time (in server's time zone) to user's local time, given his/her timezone.
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| 241 | *
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| 242 | * @param string $serverTime UNIX timestamp
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| 243 | * @param string|DateTimeZone $timezone User's timezone string or DateTimeZone object
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| 244 | * @return int UNIX timestamp
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| 245 | * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::convert
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| 246 | */
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| 247 | public static function convert($serverTime, $timezone) { |
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| 248 | static $serverTimezone = null; |
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| 249 | if ($serverTimezone === null || (date_default_timezone_get() !== $serverTimezone->getName())) { |
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| 250 | $serverTimezone = new DateTimeZone(date_default_timezone_get()); |
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| 251 | } |
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| 252 | $serverOffset = $serverTimezone->getOffset(new DateTime('@' . $serverTime)); |
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| 253 | $gmtTime = $serverTime - $serverOffset; |
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| 254 | if (is_numeric($timezone)) { |
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| 255 | $userOffset = $timezone * (60 * 60); |
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| 256 | } else {
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| 257 | $timezone = static::timezone($timezone); |
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| 258 | $userOffset = $timezone->getOffset(new DateTime('@' . $gmtTime)); |
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| 259 | } |
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| 260 | $userTime = $gmtTime + $userOffset; |
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| 261 | return (int)$userTime; |
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| 262 | } |
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| 263 | |||
| 264 | /**
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| 265 | * Returns a timezone object from a string or the user's timezone object
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| 266 | *
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| 267 | * @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
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| 268 | * If null it tries to get timezone from 'Config.timezone' config var
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| 269 | * @return DateTimeZone Timezone object
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| 270 | * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::timezone
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| 271 | */
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| 272 | public static function timezone($timezone = null) { |
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| 273 | static $tz = null; |
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| 274 | |||
| 275 | if (is_object($timezone)) { |
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| 276 | if ($tz === null || $tz->getName() !== $timezone->getName()) { |
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| 277 | $tz = $timezone; |
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| 278 | } |
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| 279 | } else {
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| 280 | if ($timezone === null) { |
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| 281 | $timezone = Configure::read('Config.timezone'); |
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| 282 | if ($timezone === null) { |
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| 283 | $timezone = date_default_timezone_get();
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| 284 | } |
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| 285 | } |
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| 286 | |||
| 287 | if ($tz === null || $tz->getName() !== $timezone) { |
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| 288 | $tz = new DateTimeZone($timezone); |
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| 289 | } |
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| 290 | } |
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| 291 | |||
| 292 | return $tz; |
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| 293 | } |
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| 294 | |||
| 295 | /**
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| 296 | * Returns server's offset from GMT in seconds.
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| 297 | *
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| 298 | * @return int Offset
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| 299 | * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::serverOffset
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| 300 | */
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| 301 | public static function serverOffset() { |
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| 302 | return date('Z', time()); |
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| 303 | } |
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| 304 | |||
| 305 | /**
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| 306 | * Returns a UNIX timestamp, given either a UNIX timestamp or a valid strtotime() date string.
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| 307 | *
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| 308 | * @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
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| 309 | * @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
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| 310 | * @return string Parsed timestamp
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| 311 | * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::fromString
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| 312 | */
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| 313 | public static function fromString($dateString, $timezone = null) { |
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| 314 | if (empty($dateString)) { |
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| 315 | return false; |
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| 316 | } |
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| 317 | |||
| 318 | $containsDummyDate = (is_string($dateString) && substr($dateString, 0, 10) === '0000-00-00'); |
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| 319 | if ($containsDummyDate) { |
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| 320 | return false; |
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| 321 | } |
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| 322 | |||
| 323 | if (is_int($dateString) || is_numeric($dateString)) { |
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| 324 | $date = (int)$dateString; |
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| 325 | } elseif ($dateString instanceof DateTime && |
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| 326 | $dateString->getTimezone()->getName() != date_default_timezone_get()
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| 327 | ) {
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| 328 | $clone = clone $dateString; |
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| 329 | $clone->setTimezone(new DateTimeZone(date_default_timezone_get())); |
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| 330 | $date = (int)$clone->format('U') + $clone->getOffset(); |
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| 331 | } elseif ($dateString instanceof DateTime) { |
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| 332 | $date = (int)$dateString->format('U'); |
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| 333 | } else {
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| 334 | $date = strtotime($dateString); |
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| 335 | } |
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| 336 | |||
| 337 | if ($date === -1 || empty($date)) { |
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| 338 | return false; |
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| 339 | } |
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| 340 | |||
| 341 | if ($timezone === null) { |
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| 342 | $timezone = Configure::read('Config.timezone'); |
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| 343 | } |
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| 344 | |||
| 345 | if ($timezone !== null) { |
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| 346 | return static::convert($date, $timezone); |
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| 347 | } |
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| 348 | return $date; |
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| 349 | } |
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| 350 | |||
| 351 | /**
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| 352 | * Returns a nicely formatted date string for given Datetime string.
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| 353 | *
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| 354 | * See http://php.net/manual/en/function.strftime.php for information on formatting
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| 355 | * using locale strings.
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| 356 | *
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| 357 | * @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
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| 358 | * @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
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| 359 | * @param string $format The format to use. If null, `CakeTime::$niceFormat` is used
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| 360 | * @return string Formatted date string
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| 361 | * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::nice
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| 362 | */
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| 363 | public static function nice($dateString = null, $timezone = null, $format = null) { |
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| 364 | if (!$dateString) { |
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| 365 | $dateString = time(); |
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| 366 | } |
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| 367 | $date = static::fromString($dateString, $timezone); |
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| 368 | |||
| 369 | if (!$format) { |
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| 370 | $format = static::$niceFormat; |
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| 371 | } |
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| 372 | return static::_strftime(static::convertSpecifiers($format, $date), $date); |
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| 373 | } |
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| 374 | |||
| 375 | /**
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| 376 | * Returns a formatted descriptive date string for given datetime string.
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| 377 | *
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| 378 | * If the given date is today, the returned string could be "Today, 16:54".
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| 379 | * If the given date is tomorrow, the returned string could be "Tomorrow, 16:54".
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| 380 | * If the given date was yesterday, the returned string could be "Yesterday, 16:54".
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| 381 | * If the given date is within next or last week, the returned string could be "On Thursday, 16:54".
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| 382 | * If $dateString's year is the current year, the returned string does not
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| 383 | * include mention of the year.
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| 384 | *
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| 385 | * @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
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| 386 | * @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
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| 387 | * @return string Described, relative date string
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| 388 | * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::niceShort
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| 389 | */
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| 390 | public static function niceShort($dateString = null, $timezone = null) { |
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| 391 | if (!$dateString) { |
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| 392 | $dateString = time(); |
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| 393 | } |
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| 394 | $date = static::fromString($dateString, $timezone); |
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| 395 | |||
| 396 | if (static::isToday($dateString, $timezone)) { |
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| 397 | return __d('cake', 'Today, %s', static::_strftime("%H:%M", $date)); |
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| 398 | } |
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| 399 | if (static::wasYesterday($dateString, $timezone)) { |
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| 400 | return __d('cake', 'Yesterday, %s', static::_strftime("%H:%M", $date)); |
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| 401 | } |
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| 402 | if (static::isTomorrow($dateString, $timezone)) { |
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| 403 | return __d('cake', 'Tomorrow, %s', static::_strftime("%H:%M", $date)); |
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| 404 | } |
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| 405 | |||
| 406 | $d = static::_strftime("%w", $date); |
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| 407 | $day = array( |
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| 408 | __d('cake', 'Sunday'), |
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| 409 | __d('cake', 'Monday'), |
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| 410 | __d('cake', 'Tuesday'), |
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| 411 | __d('cake', 'Wednesday'), |
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| 412 | __d('cake', 'Thursday'), |
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| 413 | __d('cake', 'Friday'), |
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| 414 | __d('cake', 'Saturday') |
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| 415 | ); |
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| 416 | if (static::wasWithinLast('7 days', $dateString, $timezone)) { |
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| 417 | return sprintf('%s %s', $day[$d], static::_strftime(static::$niceShortFormat, $date)); |
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| 418 | } |
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| 419 | if (static::isWithinNext('7 days', $dateString, $timezone)) { |
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| 420 | return __d('cake', 'On %s %s', $day[$d], static::_strftime(static::$niceShortFormat, $date)); |
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| 421 | } |
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| 422 | |||
| 423 | $y = ''; |
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| 424 | if (!static::isThisYear($date)) { |
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| 425 | $y = ' %Y'; |
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| 426 | } |
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| 427 | return static::_strftime(static::convertSpecifiers("%b %eS{$y}, %H:%M", $date), $date); |
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| 428 | } |
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| 429 | |||
| 430 | /**
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| 431 | * Returns a partial SQL string to search for all records between two dates.
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| 432 | *
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| 433 | * @param int|string|DateTime $begin UNIX timestamp, strtotime() valid string or DateTime object
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| 434 | * @param int|string|DateTime $end UNIX timestamp, strtotime() valid string or DateTime object
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| 435 | * @param string $fieldName Name of database field to compare with
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| 436 | * @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
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| 437 | * @return string Partial SQL string.
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| 438 | * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::daysAsSql
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| 439 | */
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| 440 | public static function daysAsSql($begin, $end, $fieldName, $timezone = null) { |
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| 441 | $begin = static::fromString($begin, $timezone); |
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| 442 | $end = static::fromString($end, $timezone); |
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| 443 | $begin = date('Y-m-d', $begin) . ' 00:00:00'; |
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| 444 | $end = date('Y-m-d', $end) . ' 23:59:59'; |
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| 445 | |||
| 446 | return "($fieldName >= '$begin') AND ($fieldName <= '$end')"; |
||
| 447 | } |
||
| 448 | |||
| 449 | /**
|
||
| 450 | * Returns a partial SQL string to search for all records between two times
|
||
| 451 | * occurring on the same day.
|
||
| 452 | *
|
||
| 453 | * @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
|
||
| 454 | * @param string $fieldName Name of database field to compare with
|
||
| 455 | * @param string|DateTimeZone $timezone Timezone string or DateTimeZone object
|
||
| 456 | * @return string Partial SQL string.
|
||
| 457 | * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#TimeHelper::dayAsSql
|
||
| 458 | */
|
||
| 459 | public static function dayAsSql($dateString, $fieldName, $timezone = null) { |
||
| 460 | return static::daysAsSql($dateString, $dateString, $fieldName, $timezone); |
||
| 461 | } |
||
| 462 | |||
| 463 | /**
|
||
| 464 | * Returns true if given datetime string is today.
|
||
| 465 | *
|
||
| 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 | } |