server/lib/private/datetimeformatter.php
2015-02-23 12:13:59 +01:00

278 lines
10 KiB
PHP

<?php
/**
* @author Joas Schilling <nickvergessen@gmx.de>
* @author Thomas Müller <thomas.mueller@tmit.eu>
*
* @copyright Copyright (c) 2015, ownCloud, Inc.
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
namespace OC;
class DateTimeFormatter implements \OCP\IDateTimeFormatter {
/** @var \DateTimeZone */
protected $defaultTimeZone;
/** @var \OCP\IL10N */
protected $defaultL10N;
/**
* Constructor
*
* @param \DateTimeZone $defaultTimeZone Set the timezone for the format
* @param \OCP\IL10N $defaultL10N Set the language for the format
*/
public function __construct(\DateTimeZone $defaultTimeZone, \OCP\IL10N $defaultL10N) {
$this->defaultTimeZone = $defaultTimeZone;
$this->defaultL10N = $defaultL10N;
}
/**
* Get TimeZone to use
*
* @param \DateTimeZone $timeZone The timezone to use
* @return \DateTimeZone The timezone to use, falling back to the current user's timezone
*/
protected function getTimeZone($timeZone = null) {
if ($timeZone === null) {
$timeZone = $this->defaultTimeZone;
}
return $timeZone;
}
/**
* Get \OCP\IL10N to use
*
* @param \OCP\IL10N $l The locale to use
* @return \OCP\IL10N The locale to use, falling back to the current user's locale
*/
protected function getLocale($l = null) {
if ($l === null) {
$l = $this->defaultL10N;
}
return $l;
}
/**
* Generates a DateTime object with the given timestamp and TimeZone
*
* @param mixed $timestamp
* @param \DateTimeZone $timeZone The timezone to use
* @return \DateTime
*/
protected function getDateTime($timestamp, \DateTimeZone $timeZone = null) {
if ($timestamp === null) {
return new \DateTime('now', $timeZone);
} else if (!$timestamp instanceof \DateTime) {
$dateTime = new \DateTime('now', $timeZone);
$dateTime->setTimestamp($timestamp);
return $dateTime;
}
if ($timeZone) {
$timestamp->setTimezone($timeZone);
}
return $timestamp;
}
/**
* Formats the date of the given timestamp
*
* @param int|\DateTime $timestamp Either a Unix timestamp or DateTime object
* @param string $format Either 'full', 'long', 'medium' or 'short'
* full: e.g. 'EEEE, MMMM d, y' => 'Wednesday, August 20, 2014'
* long: e.g. 'MMMM d, y' => 'August 20, 2014'
* medium: e.g. 'MMM d, y' => 'Aug 20, 2014'
* short: e.g. 'M/d/yy' => '8/20/14'
* The exact format is dependent on the language
* @param \DateTimeZone $timeZone The timezone to use
* @param \OCP\IL10N $l The locale to use
* @return string Formatted date string
*/
public function formatDate($timestamp, $format = 'long', \DateTimeZone $timeZone = null, \OCP\IL10N $l = null) {
return $this->format($timestamp, 'date', $format, $timeZone, $l);
}
/**
* Formats the date of the given timestamp
*
* @param int|\DateTime $timestamp Either a Unix timestamp or DateTime object
* @param string $format Either 'full', 'long', 'medium' or 'short'
* full: e.g. 'EEEE, MMMM d, y' => 'Wednesday, August 20, 2014'
* long: e.g. 'MMMM d, y' => 'August 20, 2014'
* medium: e.g. 'MMM d, y' => 'Aug 20, 2014'
* short: e.g. 'M/d/yy' => '8/20/14'
* The exact format is dependent on the language
* Uses 'Today', 'Yesterday' and 'Tomorrow' when applicable
* @param \DateTimeZone $timeZone The timezone to use
* @param \OCP\IL10N $l The locale to use
* @return string Formatted relative date string
*/
public function formatDateRelativeDay($timestamp, $format = 'long', \DateTimeZone $timeZone = null, \OCP\IL10N $l = null) {
if (substr($format, -1) !== '*' && substr($format, -1) !== '*') {
$format .= '^';
}
return $this->format($timestamp, 'date', $format, $timeZone, $l);
}
/**
* Gives the relative date of the timestamp
* Only works for past dates
*
* @param int|\DateTime $timestamp Either a Unix timestamp or DateTime object
* @param int|\DateTime $baseTimestamp Timestamp to compare $timestamp against, defaults to current time
* @return string Dates returned are:
* < 1 month => Today, Yesterday, n days ago
* < 13 month => last month, n months ago
* >= 13 month => last year, n years ago
* @param \OCP\IL10N $l The locale to use
* @return string Formatted date span
*/
public function formatDateSpan($timestamp, $baseTimestamp = null, \OCP\IL10N $l = null) {
$l = $this->getLocale($l);
$timestamp = $this->getDateTime($timestamp);
$timestamp->setTime(0, 0, 0);
if ($baseTimestamp === null) {
$baseTimestamp = time();
}
$baseTimestamp = $this->getDateTime($baseTimestamp);
$baseTimestamp->setTime(0, 0, 0);
$dateInterval = $timestamp->diff($baseTimestamp);
if ($dateInterval->y == 0 && $dateInterval->m == 0 && $dateInterval->d == 0) {
return (string) $l->t('today');
} else if ($dateInterval->y == 0 && $dateInterval->m == 0 && $dateInterval->d == 1) {
return (string) $l->t('yesterday');
} else if ($dateInterval->y == 0 && $dateInterval->m == 0) {
return (string) $l->n('%n day ago', '%n days ago', $dateInterval->d);
} else if ($dateInterval->y == 0 && $dateInterval->m == 1) {
return (string) $l->t('last month');
} else if ($dateInterval->y == 0) {
return (string) $l->n('%n month ago', '%n months ago', $dateInterval->m);
} else if ($dateInterval->y == 1) {
return (string) $l->t('last year');
}
return (string) $l->n('%n year ago', '%n years ago', $dateInterval->y);
}
/**
* Formats the time of the given timestamp
*
* @param int|\DateTime $timestamp Either a Unix timestamp or DateTime object
* @param string $format Either 'full', 'long', 'medium' or 'short'
* full: e.g. 'h:mm:ss a zzzz' => '11:42:13 AM GMT+0:00'
* long: e.g. 'h:mm:ss a z' => '11:42:13 AM GMT'
* medium: e.g. 'h:mm:ss a' => '11:42:13 AM'
* short: e.g. 'h:mm a' => '11:42 AM'
* The exact format is dependent on the language
* @param \DateTimeZone $timeZone The timezone to use
* @param \OCP\IL10N $l The locale to use
* @return string Formatted time string
*/
public function formatTime($timestamp, $format = 'medium', \DateTimeZone $timeZone = null, \OCP\IL10N $l = null) {
return $this->format($timestamp, 'time', $format, $timeZone, $l);
}
/**
* Gives the relative past time of the timestamp
*
* @param int|\DateTime $timestamp Either a Unix timestamp or DateTime object
* @param int|\DateTime $baseTimestamp Timestamp to compare $timestamp against, defaults to current time
* @return string Dates returned are:
* < 60 sec => seconds ago
* < 1 hour => n minutes ago
* < 1 day => n hours ago
* < 1 month => Yesterday, n days ago
* < 13 month => last month, n months ago
* >= 13 month => last year, n years ago
* @param \OCP\IL10N $l The locale to use
* @return string Formatted time span
*/
public function formatTimeSpan($timestamp, $baseTimestamp = null, \OCP\IL10N $l = null) {
$l = $this->getLocale($l);
$timestamp = $this->getDateTime($timestamp);
if ($baseTimestamp === null) {
$baseTimestamp = time();
}
$baseTimestamp = $this->getDateTime($baseTimestamp);
$diff = $timestamp->diff($baseTimestamp);
if ($diff->y > 0 || $diff->m > 0 || $diff->d > 0) {
return (string) $this->formatDateSpan($timestamp, $baseTimestamp, $l);
}
if ($diff->h > 0) {
return (string) $l->n('%n hour ago', '%n hours ago', $diff->h);
} else if ($diff->i > 0) {
return (string) $l->n('%n minute ago', '%n minutes ago', $diff->i);
}
return (string) $l->t('seconds ago');
}
/**
* Formats the date and time of the given timestamp
*
* @param int|\DateTime $timestamp Either a Unix timestamp or DateTime object
* @param string $formatDate See formatDate() for description
* @param string $formatTime See formatTime() for description
* @param \DateTimeZone $timeZone The timezone to use
* @param \OCP\IL10N $l The locale to use
* @return string Formatted date and time string
*/
public function formatDateTime($timestamp, $formatDate = 'long', $formatTime = 'medium', \DateTimeZone $timeZone = null, \OCP\IL10N $l = null) {
return $this->format($timestamp, 'datetime', $formatDate . '|' . $formatTime, $timeZone, $l);
}
/**
* Formats the date and time of the given timestamp
*
* @param int|\DateTime $timestamp Either a Unix timestamp or DateTime object
* @param string $formatDate See formatDate() for description
* Uses 'Today', 'Yesterday' and 'Tomorrow' when applicable
* @param string $formatTime See formatTime() for description
* @param \DateTimeZone $timeZone The timezone to use
* @param \OCP\IL10N $l The locale to use
* @return string Formatted relative date and time string
*/
public function formatDateTimeRelativeDay($timestamp, $formatDate = 'long', $formatTime = 'medium', \DateTimeZone $timeZone = null, \OCP\IL10N $l = null) {
if (substr($formatDate, -1) !== '^' && substr($formatDate, -1) !== '*') {
$formatDate .= '^';
}
return $this->format($timestamp, 'datetime', $formatDate . '|' . $formatTime, $timeZone, $l);
}
/**
* Formats the date and time of the given timestamp
*
* @param int|\DateTime $timestamp Either a Unix timestamp or DateTime object
* @param string $type One of 'date', 'datetime' or 'time'
* @param string $format Format string
* @param \DateTimeZone $timeZone The timezone to use
* @param \OCP\IL10N $l The locale to use
* @return string Formatted date and time string
*/
protected function format($timestamp, $type, $format, \DateTimeZone $timeZone = null, \OCP\IL10N $l = null) {
$l = $this->getLocale($l);
$timeZone = $this->getTimeZone($timeZone);
$timestamp = $this->getDateTime($timestamp, $timeZone);
return (string) $l->l($type, $timestamp, array(
'width' => $format,
));
}
}