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pictcode_admin / lib / Cake / View / Helper / TimeHelper.php @ 5ad38a95

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<?php
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/**
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 * Time Helper class file.
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 *
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 * CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
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 * Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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 *
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 * Licensed under The MIT License
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 * For full copyright and license information, please see the LICENSE.txt
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 * Redistributions of files must retain the above copyright notice.
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 *
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 * @copyright     Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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 * @link          http://cakephp.org CakePHP(tm) Project
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 * @package       Cake.View.Helper
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 * @since         CakePHP(tm) v 0.10.0.1076
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 * @license       http://www.opensource.org/licenses/mit-license.php MIT License
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 */
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App::uses('CakeTime', 'Utility');
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App::uses('Multibyte', 'I18n');
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App::uses('AppHelper', 'View/Helper');
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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.View.Helper
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 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html
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 * @see CakeTime
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 */
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class TimeHelper extends AppHelper {
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/**
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 * CakeTime instance
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 *
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 * @var CakeTime
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 */
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        protected $_engine = null;
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/**
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 * Constructor
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 *
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 * ### Settings:
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 *
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 * - `engine` Class name to use to replace CakeTime functionality
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 *            The class needs to be placed in the `Utility` directory.
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 *
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 * @param View $View the view object the helper is attached to.
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 * @param array $settings Settings array
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 * @throws CakeException When the engine class could not be found.
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 */
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        public function __construct(View $View, $settings = array()) {
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                $settings = Hash::merge(array('engine' => 'CakeTime'), $settings);
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                parent::__construct($View, $settings);
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                list($plugin, $engineClass) = pluginSplit($settings['engine'], true);
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                App::uses($engineClass, $plugin . 'Utility');
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                if (class_exists($engineClass)) {
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                        $this->_engine = new $engineClass($settings);
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                } else {
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                        throw new CakeException(__d('cake_dev', '%s could not be found', $engineClass));
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                }
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        }
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/**
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 * Magic accessor for deprecated attributes.
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 *
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 * @param string $name Name of the attribute to set.
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 * @param string $value Value of the attribute to set.
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 * @return void
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 */
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        public function __set($name, $value) {
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                switch ($name) {
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                        case 'niceFormat':
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                                $this->_engine->{$name} = $value;
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                                break;
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                        default:
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                                $this->{$name} = $value;
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                }
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        }
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/**
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 * Magic isset check for deprecated attributes.
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 *
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 * @param string $name Name of the attribute to check.
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 * @return bool|null
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 */
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        public function __isset($name) {
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                if (isset($this->{$name})) {
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                        return true;
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                }
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                $magicGet = array('niceFormat');
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                if (in_array($name, $magicGet)) {
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                        return $this->__get($name) !== null;
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                }
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                return null;
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        }
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/**
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 * Magic accessor for attributes that were deprecated.
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 *
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 * @param string $name Name of the attribute to get.
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 * @return mixed
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 */
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        public function __get($name) {
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                if (isset($this->_engine->{$name})) {
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                        return $this->_engine->{$name};
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                }
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                $magicGet = array('niceFormat');
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                if (in_array($name, $magicGet)) {
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                        return $this->_engine->{$name};
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                }
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                return null;
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        }
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/**
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 * Call methods from CakeTime utility class
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 *
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 * @param string $method Method to call.
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 * @param array $params Parameters to pass to method.
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 * @return mixed Whatever is returned by called method, or false on failure
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 */
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        public function __call($method, $params) {
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                return call_user_func_array(array($this->_engine, $method), $params);
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        }
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/**
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 * Converts a string representing the format for the function strftime and returns a
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 * Windows safe and i18n aware format.
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 *
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 * @param string $format Format with specifiers for strftime function.
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 *    Accepts the special specifier %S which mimics the modifier S for date()
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 * @param string $time UNIX timestamp
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 * @return string Windows safe and date() function compatible format for strftime
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 * @see CakeTime::convertSpecifiers()
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 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#formatting
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 */
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        public function convertSpecifiers($format, $time = null) {
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                return $this->_engine->convertSpecifiers($format, $time);
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        }
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/**
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 * Converts given time (in server's time zone) to user's local time, given his/her timezone.
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 *
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 * @param string $serverTime UNIX timestamp
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 * @param string|DateTimeZone $timezone User's timezone string or DateTimeZone object
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 * @return int UNIX timestamp
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 * @see CakeTime::convert()
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 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#formatting
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 */
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        public function convert($serverTime, $timezone) {
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                return $this->_engine->convert($serverTime, $timezone);
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        }
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/**
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 * Returns server's offset
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 *
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 * @return int Offset
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 * @see CakeTime::serverOffset()
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 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#formatting
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 */
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        public function serverOffset() {
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                return $this->_engine->serverOffset();
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        }
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/**
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 * Returns a UNIX timestamp, given either a UNIX timestamp or a valid strtotime() date string.
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 *
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 * @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
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 * @param string|DateTimeZone $timezone User's timezone string or DateTimeZone object
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 * @return string Parsed timestamp
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 * @see CakeTime::fromString()
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 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#formatting
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 */
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        public function fromString($dateString, $timezone = null) {
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                return $this->_engine->fromString($dateString, $timezone);
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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 int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
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 * @param string|DateTimeZone $timezone User's timezone string or DateTimeZone object
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 * @param string $format The format to use. If null, `CakeTime::$niceFormat` is used
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 * @return string Formatted date string
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 * @see CakeTime::nice()
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 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#formatting
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 */
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        public function nice($dateString = null, $timezone = null, $format = null) {
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                return $this->_engine->nice($dateString, $timezone, $format);
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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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 * @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object.
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 * @param string|DateTimeZone $timezone User's timezone string or DateTimeZone object
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 * @return string Described, relative date string
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 * @see CakeTime::niceShort()
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 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#formatting
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 */
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        public function niceShort($dateString = null, $timezone = null) {
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                return $this->_engine->niceShort($dateString, $timezone);
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        }
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/**
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 * Returns a partial SQL string to search for all records between two dates.
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 *
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 * @param int|string|DateTime $begin UNIX timestamp, strtotime() valid string or DateTime object
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 * @param int|string|DateTime $end UNIX timestamp, strtotime() valid string or DateTime object
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 * @param string $fieldName Name of database field to compare with
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 * @param string|DateTimeZone $timezone User's timezone string or DateTimeZone object
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 * @return string Partial SQL string.
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 * @see CakeTime::daysAsSql()
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 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#formatting
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 */
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        public function daysAsSql($begin, $end, $fieldName, $timezone = null) {
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                return $this->_engine->daysAsSql($begin, $end, $fieldName, $timezone);
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        }
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/**
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 * Returns a partial SQL string to search for all records between two times
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 * occurring on the same day.
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 *
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 * @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
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 * @param string $fieldName Name of database field to compare with
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 * @param string|DateTimeZone $timezone User's timezone string or DateTimeZone object
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 * @return string Partial SQL string.
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 * @see CakeTime::dayAsSql()
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 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#formatting
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 */
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        public function dayAsSql($dateString, $fieldName, $timezone = null) {
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                return $this->_engine->dayAsSql($dateString, $fieldName, $timezone);
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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 int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
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 * @param string|DateTimeZone $timezone User's timezone string or DateTimeZone object
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 * @return bool True if datetime string is today
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 * @see CakeTime::isToday()
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 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#testing-time
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 */
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        public function isToday($dateString, $timezone = null) {
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                return $this->_engine->isToday($dateString, $timezone);
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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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 *
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 * @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
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 * @param string|DateTimeZone $timezone User's timezone string or DateTimeZone object
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 * @return bool True if datetime string is within current week
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 * @see CakeTime::isThisWeek()
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 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#testing-time
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 */
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        public function isThisWeek($dateString, $timezone = null) {
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                return $this->_engine->isThisWeek($dateString, $timezone);
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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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 *
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 * @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
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 * @param string|DateTimeZone $timezone User's timezone string or DateTimeZone object
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 * @return bool True if datetime string is within current month
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 * @see CakeTime::isThisMonth()
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 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#testing-time
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 */
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        public function isThisMonth($dateString, $timezone = null) {
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                return $this->_engine->isThisMonth($dateString, $timezone);
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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 int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
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 * @param string|DateTimeZone $timezone User's timezone string or DateTimeZone object
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 * @return bool True if datetime string is within current year
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 * @see CakeTime::isThisYear()
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 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#testing-time
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 */
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        public function isThisYear($dateString, $timezone = null) {
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                return $this->_engine->isThisYear($dateString, $timezone);
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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 int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
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 * @param string|DateTimeZone $timezone User's timezone string or DateTimeZone object
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 * @return bool True if datetime string was yesterday
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 * @see CakeTime::wasYesterday()
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 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#testing-time
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 */
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        public function wasYesterday($dateString, $timezone = null) {
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                return $this->_engine->wasYesterday($dateString, $timezone);
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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 int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
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 * @param string|DateTimeZone $timezone User's timezone string or DateTimeZone object
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 * @return bool True if datetime string was yesterday
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 * @see CakeTime::isTomorrow()
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 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#testing-time
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 */
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        public function isTomorrow($dateString, $timezone = null) {
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                return $this->_engine->isTomorrow($dateString, $timezone);
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        }
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/**
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 * Returns the quarter
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 *
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 * @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
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 * @param bool $range if true returns a range in Y-m-d format
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 * @return int|array 1, 2, 3, or 4 quarter of year or array if $range true
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 * @see CakeTime::toQuarter()
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 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#formatting
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 */
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        public function toQuarter($dateString, $range = false) {
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                return $this->_engine->toQuarter($dateString, $range);
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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 int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
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 * @param string|DateTimeZone $timezone User's timezone string or DateTimeZone object
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 * @return int Unix timestamp
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 * @see CakeTime::toUnix()
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 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#formatting
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 */
336
        public function toUnix($dateString, $timezone = null) {
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                return $this->_engine->toUnix($dateString, $timezone);
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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 int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
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 * @param string|DateTimeZone $timezone User's timezone string or DateTimeZone object
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 * @return string Formatted date string
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 * @see CakeTime::toAtom()
347
 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#formatting
348
 */
349
        public function toAtom($dateString, $timezone = null) {
350
                return $this->_engine->toAtom($dateString, $timezone);
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        }
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/**
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 * Formats date for RSS feeds
355
 *
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 * @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
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 * @param string|DateTimeZone $timezone User's timezone string or DateTimeZone object
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 * @return string Formatted date string
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 * @see CakeTime::toRSS()
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 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#formatting
361
 */
362
        public function toRSS($dateString, $timezone = null) {
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                return $this->_engine->toRSS($dateString, $timezone);
364
        }
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/**
367
 * Formats a date into a phrase expressing the relative time.
368
 *
369
 * ## Addition options
370
 *
371
 * - `element` - The element to wrap the formatted time in.
372
 *   Has a few additional options:
373
 *   - `tag` - The tag to use, defaults to 'span'.
374
 *   - `class` - The class name to use, defaults to `time-ago-in-words`.
375
 *   - `title` - Defaults to the $dateTime input.
376
 *
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 * @param int|string|DateTime $dateTime UNIX timestamp, strtotime() valid string or DateTime object
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 * @param array $options Default format if timestamp is used in $dateString
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 * @return string Relative time string.
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 * @see CakeTime::timeAgoInWords()
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 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#formatting
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 */
383
        public function timeAgoInWords($dateTime, $options = array()) {
384
                $element = null;
385

    
386
                if (!empty($options['element'])) {
387
                        $element = array(
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                                'tag' => 'span',
389
                                'class' => 'time-ago-in-words',
390
                                'title' => $dateTime
391
                        );
392

    
393
                        if (is_array($options['element'])) {
394
                                $element = $options['element'] + $element;
395
                        } else {
396
                                $element['tag'] = $options['element'];
397
                        }
398
                        unset($options['element']);
399
                }
400
                $relativeDate = $this->_engine->timeAgoInWords($dateTime, $options);
401

    
402
                if ($element) {
403
                        $relativeDate = sprintf(
404
                                '<%s%s>%s</%s>',
405
                                $element['tag'],
406
                                $this->_parseAttributes($element, array('tag')),
407
                                $relativeDate,
408
                                $element['tag']
409
                        );
410
                }
411
                return $relativeDate;
412
        }
413

    
414
/**
415
 * Returns true if specified datetime was within the interval specified, else false.
416
 *
417
 * @param string|int $timeInterval the numeric value with space then time type.
418
 *    Example of valid types: 6 hours, 2 days, 1 minute.
419
 * @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
420
 * @param string|DateTimeZone $timezone User's timezone string or DateTimeZone object
421
 * @return bool
422
 * @see CakeTime::wasWithinLast()
423
 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#testing-time
424
 */
425
        public function wasWithinLast($timeInterval, $dateString, $timezone = null) {
426
                return $this->_engine->wasWithinLast($timeInterval, $dateString, $timezone);
427
        }
428

    
429
/**
430
 * Returns true if specified datetime is within the interval specified, else false.
431
 *
432
 * @param string|int $timeInterval the numeric value with space then time type.
433
 *    Example of valid types: 6 hours, 2 days, 1 minute.
434
 * @param int|string|DateTime $dateString UNIX timestamp, strtotime() valid string or DateTime object
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 * @param string|DateTimeZone $timezone User's timezone string or DateTimeZone object
436
 * @return bool
437
 * @see CakeTime::isWithinLast()
438
 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#testing-time
439
 */
440
        public function isWithinNext($timeInterval, $dateString, $timezone = null) {
441
                return $this->_engine->isWithinNext($timeInterval, $dateString, $timezone);
442
        }
443

    
444
/**
445
 * Returns gmt as a UNIX timestamp.
446
 *
447
 * @param int|string|DateTime $string UNIX timestamp, strtotime() valid string or DateTime object
448
 * @return int UNIX timestamp
449
 * @see CakeTime::gmt()
450
 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#formatting
451
 */
452
        public function gmt($string = null) {
453
                return $this->_engine->gmt($string);
454
        }
455

    
456
/**
457
 * Returns a formatted date string, given either a UNIX timestamp or a valid strtotime() date string.
458
 * This function also accepts a time string and a format string as first and second parameters.
459
 * In that case this function behaves as a wrapper for TimeHelper::i18nFormat()
460
 *
461
 * ## Examples
462
 *
463
 * Create localized & formatted time:
464
 *
465
 * ```
466
 *   $this->Time->format('2012-02-15', '%m-%d-%Y'); // returns 02-15-2012
467
 *   $this->Time->format('2012-02-15 23:01:01', '%c'); // returns preferred date and time based on configured locale
468
 *   $this->Time->format('0000-00-00', '%d-%m-%Y', 'N/A'); // return N/A because an invalid date was passed
469
 *   $this->Time->format('2012-02-15 23:01:01', '%c', 'N/A', 'America/New_York'); // converts passed date to timezone
470
 * ```
471
 *
472
 * @param int|string|DateTime $format date format string (or a UNIX timestamp, strtotime() valid string or DateTime object)
473
 * @param int|string|DateTime $date UNIX timestamp, strtotime() valid string or DateTime object (or a date format string)
474
 * @param bool $invalid flag to ignore results of fromString == false
475
 * @param string|DateTimeZone $timezone User's timezone string or DateTimeZone object
476
 * @return string Formatted date string
477
 * @see CakeTime::format()
478
 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#formatting
479
 */
480
        public function format($format, $date = null, $invalid = false, $timezone = null) {
481
                return $this->_engine->format($format, $date, $invalid, $timezone);
482
        }
483

    
484
/**
485
 * Returns a formatted date string, given either a UNIX timestamp or a valid strtotime() date string.
486
 * It takes into account the default date format for the current language if a LC_TIME file is used.
487
 *
488
 * @param int|string|DateTime $date UNIX timestamp, strtotime() valid string or DateTime object
489
 * @param string $format strftime format string.
490
 * @param bool $invalid flag to ignore results of fromString == false
491
 * @param string|DateTimeZone $timezone User's timezone string or DateTimeZone object
492
 * @return string Formatted and translated date string
493
 * @see CakeTime::i18nFormat()
494
 * @link http://book.cakephp.org/2.0/en/core-libraries/helpers/time.html#formatting
495
 */
496
        public function i18nFormat($date, $format = null, $invalid = false, $timezone = null) {
497
                return $this->_engine->i18nFormat($date, $format, $invalid, $timezone);
498
        }
499

    
500
}