mirror of
https://github.com/kamilwylegala/cakephp2-php8.git
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538 lines
No EOL
18 KiB
PHP
538 lines
No EOL
18 KiB
PHP
<?php
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/* SVN FILE: $Id$ */
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/**
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* Time Helper class file.
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*
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* PHP versions 4 and 5
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*
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* CakePHP(tm) : Rapid Development Framework (http://www.cakephp.org)
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* Copyright 2005-2008, Cake Software Foundation, Inc. (http://www.cakefoundation.org)
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*
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* Licensed under The MIT License
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* Redistributions of files must retain the above copyright notice.
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*
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* @filesource
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* @copyright Copyright 2005-2008, Cake Software Foundation, Inc. (http://www.cakefoundation.org)
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* @link http://www.cakefoundation.org/projects/info/cakephp CakePHP(tm) Project
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* @package cake
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* @subpackage cake.cake.libs.view.helpers
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* @since CakePHP(tm) v 0.10.0.1076
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* @version $Revision$
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* @modifiedby $LastChangedBy$
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* @lastmodified $Date$
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* @license http://www.opensource.org/licenses/mit-license.php The MIT License
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*/
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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
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* @subpackage cake.cake.libs.view.helpers
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*/
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class TimeHelper extends AppHelper {
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/**
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* Converts given time (in server's time zone) to user's local time, given his/her offset from GMT.
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*
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* @param string $serverTime UNIX timestamp
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* @param int $userOffset User's offset from GMT (in hours)
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* @return string UNIX timestamp
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*/
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function convert($serverTime, $userOffset) {
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$serverOffset = $this->serverOffset();
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$gmtTime = $serverTime - $serverOffset;
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$userTime = $gmtTime + $userOffset * (60*60);
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return $userTime;
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}
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/**
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* Returns server's offset from GMT in seconds.
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*
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* @return int Offset
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*/
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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 string $dateString Datetime string
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* @param int $userOffset User's offset from GMT (in hours)
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* @return string Parsed timestamp
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*/
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function fromString($dateString, $userOffset = null) {
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if (empty($dateString)) {
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return false;
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}
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if (is_integer($dateString) || is_numeric($dateString)) {
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$date = intval($dateString);
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} else {
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$date = strtotime($dateString);
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}
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if ($userOffset !== null) {
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return $this->convert($date, $userOffset);
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}
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return $date;
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}
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/**
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* Returns a nicely formatted date string for given Datetime string.
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*
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* @param string $dateString Datetime string or Unix timestamp
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* @param int $userOffset User's offset from GMT (in hours)
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* @return string Formatted date string
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*/
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function nice($dateString = null, $userOffset = null) {
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if ($dateString != null) {
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$date = $this->fromString($dateString, $userOffset);
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} else {
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$date = time();
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}
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$ret = date("D, M jS Y, H:i", $date);
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return $this->output($ret);
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}
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/**
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* Returns a formatted descriptive date string for given datetime string.
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*
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* If the given date is today, the returned string could be "Today, 16:54".
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* If the given date was yesterday, the returned string could be "Yesterday, 16:54".
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* If $dateString's year is the current year, the returned string does not
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* include mention of the year.
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*
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* @param string $dateString Datetime string or Unix timestamp
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* @param int $userOffset User's offset from GMT (in hours)
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* @return string Described, relative date string
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*/
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function niceShort($dateString = null, $userOffset = null) {
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$date = $dateString ? $this->fromString($dateString, $userOffset) : time();
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$y = $this->isThisYear($date) ? '' : ' Y';
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if ($this->isToday($date)) {
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$ret = sprintf(__('Today, %s',true), date("H:i", $date));
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} elseif ($this->wasYesterday($date)) {
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$ret = sprintf(__('Yesterday, %s',true), date("H:i", $date));
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} else {
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$ret = date("M jS{$y}, H:i", $date);
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}
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return $this->output($ret);
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}
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/**
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* Returns a partial SQL string to search for all records between two dates.
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*
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* @param string $dateString Datetime string or Unix timestamp
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* @param string $end Datetime string or Unix timestamp
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* @param string $fieldName Name of database field to compare with
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* @param int $userOffset User's offset from GMT (in hours)
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* @return string Partial SQL string.
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*/
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function daysAsSql($begin, $end, $fieldName, $userOffset = null) {
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$begin = $this->fromString($begin, $userOffset);
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$end = $this->fromString($end, $userOffset);
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$begin = date('Y-m-d', $begin) . ' 00:00:00';
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$end = date('Y-m-d', $end) . ' 23:59:59';
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$ret ="($fieldName >= '$begin') AND ($fieldName <= '$end')";
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return $this->output($ret);
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}
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/**
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* Returns a partial SQL string to search for all records between two times
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* occurring on the same day.
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*
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* @param string $dateString Datetime string or Unix timestamp
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* @param string $fieldName Name of database field to compare with
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* @param int $userOffset User's offset from GMT (in hours)
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* @return string Partial SQL string.
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*/
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function dayAsSql($dateString, $fieldName, $userOffset = null) {
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$date = $this->fromString($dateString, $userOffset);
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$ret = $this->daysAsSql($dateString, $dateString, $fieldName);
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return $this->output($ret);
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}
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/**
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* Returns true if given datetime string is today.
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*
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* @param string $dateString Datetime string or Unix timestamp
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* @param int $userOffset User's offset from GMT (in hours)
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* @return boolean True if datetime string is today
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*/
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function isToday($dateString, $userOffset = null) {
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$date = $this->fromString($dateString, $userOffset);
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return date('Y-m-d', $date) == date('Y-m-d', time());
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}
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/**
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* Returns true if given datetime string is within this week
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* @param string $dateString
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* @param int $userOffset User's offset from GMT (in hours)
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* @return boolean True if datetime string is within current week
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*/
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function isThisWeek($dateString, $userOffset = null) {
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$date = $this->fromString($dateString, $userOffset);
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return date('W Y', $date) == date('W Y', time());
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}
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/**
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* Returns true if given datetime string is within this month
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* @param string $dateString
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* @param int $userOffset User's offset from GMT (in hours)
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* @return boolean True if datetime string is within current month
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*/
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function isThisMonth($dateString, $userOffset = null) {
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$date = $this->fromString($dateString);
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return date('m Y',$date) == date('m Y', time());
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}
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/**
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* Returns true if given datetime string is within current year.
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*
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* @param string $dateString Datetime string or Unix timestamp
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* @return boolean True if datetime string is within current year
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*/
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function isThisYear($dateString, $userOffset = null) {
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$date = $this->fromString($dateString, $userOffset);
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return date('Y', $date) == date('Y', time());
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}
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/**
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* Returns true if given datetime string was yesterday.
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*
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* @param string $dateString Datetime string or Unix timestamp
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* @param int $userOffset User's offset from GMT (in hours)
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* @return boolean True if datetime string was yesterday
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*/
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function wasYesterday($dateString, $userOffset = null) {
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$date = $this->fromString($dateString, $userOffset);
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return date('Y-m-d', $date) == date('Y-m-d', strtotime('yesterday'));
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}
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/**
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* Returns true if given datetime string is tomorrow.
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*
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* @param string $dateString Datetime string or Unix timestamp
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* @param int $userOffset User's offset from GMT (in hours)
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* @return boolean True if datetime string was yesterday
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*/
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function isTomorrow($dateString, $userOffset = null) {
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$date = $this->fromString($dateString, $userOffset);
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return date('Y-m-d', $date) == date('Y-m-d', strtotime('tomorrow'));
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}
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/**
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* Returns the quart
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* @param string $dateString
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* @param boolean $range if true returns a range in Y-m-d format
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* @return boolean True if datetime string is within current week
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*/
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function toQuarter($dateString, $range = false) {
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$time = $this->fromString($dateString);
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$date = ceil(date('m', $time) / 3);
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if ($range === true) {
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$range = 'Y-m-d';
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}
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if ($range !== false) {
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$year = date('Y', $time);
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switch ($date) {
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case 1:
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$date = array($year.'-01-01', $year.'-03-31');
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break;
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case 2:
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$date = array($year.'-04-01', $year.'-06-30');
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break;
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case 3:
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$date = array($year.'-07-01', $year.'-09-30');
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break;
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case 4:
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$date = array($year.'-10-01', $year.'-12-31');
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break;
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}
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}
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return $this->output($date);
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}
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/**
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* Returns a UNIX timestamp from a textual datetime description. Wrapper for PHP function strtotime().
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*
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* @param string $dateString Datetime string to be represented as a Unix timestamp
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* @param int $userOffset User's offset from GMT (in hours)
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* @return integer Unix timestamp
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*/
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function toUnix($dateString, $userOffset = null) {
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$ret = $this->fromString($dateString, $userOffset);
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return $this->output($ret);
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}
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/**
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* Returns a date formatted for Atom RSS feeds.
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*
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* @param string $dateString Datetime string or Unix timestamp
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* @param int $userOffset User's offset from GMT (in hours)
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* @return string Formatted date string
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*/
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function toAtom($dateString, $userOffset = null) {
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$date = $this->fromString($dateString, $userOffset);
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$ret = date('Y-m-d\TH:i:s\Z', $date);
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return $this->output($ret);
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}
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/**
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* Formats date for RSS feeds
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*
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* @param string $dateString Datetime string or Unix timestamp
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* @param int $userOffset User's offset from GMT (in hours)
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* @return string Formatted date string
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*/
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function toRSS($dateString, $userOffset = null) {
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$date = $this->fromString($dateString, $userOffset);
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$ret = date("r", $date);
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return $this->output($ret);
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}
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/**
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* Returns either a relative date or a formatted date depending
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* on the difference between the current time and given datetime.
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* $datetime should be in a <i>strtotime</i> - parsable format, like MySQL's datetime datatype.
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*
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* Options:
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*
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* - 'format' => a fall back format if the relative time is longer than the duration specified by end
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* - 'end' => The end of relative time telling
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* - 'userOffset' => Users offset from GMT (in hours)
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*
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* Relative dates look something like this:
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* 3 weeks, 4 days ago
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* 15 seconds ago
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*
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* Default date formatting is d/m/yy e.g: on 18/2/09
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*
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* The returned string includes 'ago' or 'on' and assumes you'll properly add a word
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* like 'Posted ' before the function output.
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*
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* @param string $dateString Datetime string or Unix timestamp
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* @param array $options Default format if timestamp is used in $dateString
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* @return string Relative time string.
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*/
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function timeAgoInWords($dateTime, $options = array()) {
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$userOffset = null;
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if (is_array($options) && isset($options['userOffset'])) {
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$userOffset = $options['userOffset'];
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}
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$now = time();
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if (!is_null($userOffset)) {
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$now = $this->convert(time(), $userOffset);
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}
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$inSeconds = $this->fromString($dateTime, $userOffset);
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$backwards = ($inSeconds > $now);
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$format = 'j/n/y';
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$end = '+1 month';
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if (is_array($options)) {
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if (isset($options['format'])) {
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$format = $options['format'];
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unset($options['format']);
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}
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if (isset($options['end'])) {
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$end = $options['end'];
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unset($options['end']);
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}
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} else {
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$format = $options;
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}
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if ($backwards) {
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$futureTime = $inSeconds;
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$pastTime = $now;
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} else {
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$futureTime = $now;
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$pastTime = $inSeconds;
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}
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$diff = $futureTime - $pastTime;
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// If more than a week, then take into account the length of months
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if ($diff >= 604800) {
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$current = array();
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$date = array();
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list($future['H'], $future['i'], $future['s'], $future['d'], $future['m'], $future['Y']) = explode('/', date('H/i/s/d/m/Y', $futureTime));
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list($past['H'], $past['i'], $past['s'], $past['d'], $past['m'], $past['Y']) = explode('/', date('H/i/s/d/m/Y', $pastTime));
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$years = $months = $weeks = $days = $hours = $minutes = $seconds = 0;
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if ($future['Y'] == $past['Y'] && $future['m'] == $past['m']) {
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$months = 0;
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$years = 0;
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} else {
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if ($future['Y'] == $past['Y']) {
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$months = $future['m'] - $past['m'];
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} else {
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$years = $future['Y'] - $past['Y'];
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$months = $future['m'] + ((12 * $years) - $past['m']);
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if ($months >= 12) {
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$years = floor($months / 12);
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$months = $months - ($years * 12);
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}
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if ($future['m'] < $past['m'] && $future['Y'] - $past['Y'] == 1) {
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$years --;
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}
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}
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}
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if ($future['d'] >= $past['d']) {
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$days = $future['d'] - $past['d'];
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} else {
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$daysInPastMonth = date('t', $pastTime);
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$daysInFutureMonth = date('t', mktime(0, 0, 0, $future['m'] - 1, 1, $future['Y']));
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if (!$backwards) {
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$days = ($daysInPastMonth - $past['d']) + $future['d'];
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} else {
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$days = ($daysInFutureMonth - $past['d']) + $future['d'];
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}
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if ($future['m'] != $past['m']) {
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$months --;
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}
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}
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if ($months == 0 && $years >= 1 && $diff < ($years * 31536000)) {
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$months = 11;
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$years --;
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}
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if ($months >= 12) {
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$years = $years + 1;
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$months = $months - 12;
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}
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if ($days >= 7) {
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$weeks = floor($days / 7);
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$days = $days - ($weeks * 7);
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}
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} else {
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$years = $months = $weeks = 0;
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$days = floor($diff / 86400);
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$diff = $diff - ($days * 86400);
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$hours = floor($diff / 3600);
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$diff = $diff - ($hours * 3600);
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$minutes = floor($diff / 60);
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$diff = $diff - ($minutes * 60);
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$seconds = $diff;
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}
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$relativeDate = '';
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$diff = $futureTime - $pastTime;
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if ($diff > abs($now - $this->fromString($end))) {
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$relativeDate = sprintf(__('on %s',true), date($format, $inSeconds));
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} else {
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if ($years > 0) {
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// years and months and days
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$relativeDate .= ($relativeDate ? ', ' : '') . $years . ' ' . __n('year', 'years', $years, true);
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$relativeDate .= $months > 0 ? ($relativeDate ? ', ' : '') . $months . ' ' . __n('month', 'months', $months, true) : '';
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$relativeDate .= $weeks > 0 ? ($relativeDate ? ', ' : '') . $weeks . ' ' . __n('week', 'weeks', $weeks, true) : '';
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$relativeDate .= $days > 0 ? ($relativeDate ? ', ' : '') . $days . ' ' . __n('day', 'days', $days, true) : '';
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} elseif (abs($months) > 0) {
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// months, weeks and days
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$relativeDate .= ($relativeDate ? ', ' : '') . $months . ' ' . __n('month', 'months', $months, true);
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$relativeDate .= $weeks > 0 ? ($relativeDate ? ', ' : '') . $weeks . ' ' . __n('week', 'weeks', $weeks, true) : '';
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$relativeDate .= $days > 0 ? ($relativeDate ? ', ' : '') . $days . ' ' . __n('day', 'days', $days, true) : '';
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} elseif (abs($weeks) > 0) {
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// weeks and days
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$relativeDate .= ($relativeDate ? ', ' : '') . $weeks . ' ' . __n('week', 'weeks', $weeks, true);
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$relativeDate .= $days > 0 ? ($relativeDate ? ', ' : '') . $days . ' ' . __n('day', 'days', $days, true) : '';
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} elseif (abs($days) > 0) {
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// days and hours
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$relativeDate .= ($relativeDate ? ', ' : '') . $days . ' ' . __n('day', 'days', $days, true);
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$relativeDate .= $hours > 0 ? ($relativeDate ? ', ' : '') . $hours . ' ' . __n('hour', 'hours', $hours, true) : '';
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} elseif (abs($hours) > 0) {
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// hours and minutes
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$relativeDate .= ($relativeDate ? ', ' : '') . $hours . ' ' . __n('hour', 'hours', $hours, true);
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$relativeDate .= $minutes > 0 ? ($relativeDate ? ', ' : '') . $minutes . ' ' . __n('minute', 'minutes', $minutes, true) : '';
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} elseif (abs($minutes) > 0) {
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// minutes only
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$relativeDate .= ($relativeDate ? ', ' : '') . $minutes . ' ' . __n('minute', 'minutes', $minutes, true);
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} else {
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// seconds only
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$relativeDate .= ($relativeDate ? ', ' : '') . $seconds . ' ' . __n('second', 'seconds', $seconds, true);
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}
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if (!$backwards) {
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$relativeDate = sprintf(__('%s ago', true), $relativeDate);
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}
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}
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return $this->output($relativeDate);
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}
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/**
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* Alias for timeAgoInWords
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*
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* @param mixed $dateTime Datetime string (strtotime-compatible) or Unix timestamp
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* @param mixed $options Default format string, if timestamp is used in $dateTime, or an array of options to be passed
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* on to timeAgoInWords().
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* @return string Relative time string.
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* @see TimeHelper::timeAgoInWords
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|
*/
|
|
function relativeTime($dateTime, $options = array()) {
|
|
return $this->timeAgoInWords($dateTime, $options);
|
|
}
|
|
/**
|
|
* Returns true if specified datetime was within the interval specified, else false.
|
|
*
|
|
* @param mixed $timeInterval the numeric value with space then time type. Example of valid types: 6 hours, 2 days, 1 minute.
|
|
* @param mixed $dateString the datestring or unix timestamp to compare
|
|
* @param int $userOffset User's offset from GMT (in hours)
|
|
* @return bool
|
|
*/
|
|
function wasWithinLast($timeInterval, $dateString, $userOffset = null) {
|
|
$tmp = str_replace(' ', '', $timeInterval);
|
|
if (is_numeric($tmp)) {
|
|
$timeInterval = $tmp . ' ' . __('days', true);
|
|
}
|
|
|
|
$date = $this->fromString($dateString, $userOffset);
|
|
$interval = $this->fromString('-'.$timeInterval);
|
|
|
|
if ($date >= $interval && $date <= time()) {
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
/**
|
|
* Returns gmt, given either a UNIX timestamp or a valid strtotime() date string.
|
|
*
|
|
* @param string $dateString Datetime string
|
|
* @return string Formatted date string
|
|
*/
|
|
function gmt($string = null) {
|
|
if ($string != null) {
|
|
$string = $this->fromString($string);
|
|
} else {
|
|
$string = time();
|
|
}
|
|
$string = $this->fromString($string);
|
|
$hour = intval(date("G", $string));
|
|
$minute = intval(date("i", $string));
|
|
$second = intval(date("s", $string));
|
|
$month = intval(date("n", $string));
|
|
$day = intval(date("j", $string));
|
|
$year = intval(date("Y", $string));
|
|
|
|
$return = gmmktime($hour, $minute, $second, $month, $day, $year);
|
|
return $return;
|
|
}
|
|
/**
|
|
* Returns a formatted date string, given either a UNIX timestamp or a valid strtotime() date string.
|
|
*
|
|
* @param string $format date format string. defaults to 'd-m-Y'
|
|
* @param string $dateString Datetime string
|
|
* @param boolean $invalid flag to ignore results of fromString == false
|
|
* @param int $userOffset User's offset from GMT (in hours)
|
|
* @return string Formatted date string
|
|
*/
|
|
function format($format = 'd-m-Y', $date, $invalid = false, $userOffset = null) {
|
|
$date = $this->fromString($date, $userOffset);
|
|
if ($date === false && $invalid !== false) {
|
|
return $invalid;
|
|
}
|
|
return date($format, $date);
|
|
}
|
|
}
|
|
?>
|