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<?php
/**
* Kunena Component
* @package Kunena.Framework
*
* @copyright (C) 2008 - 2014 Kunena Team. All rights reserved.
* @license http://www.gnu.org/copyleft/gpl.html GNU/GPL
* @link http://www.kunena.org
**/
defined ( '_JEXEC' ) or die ();
jimport ( 'joomla.utilities.date' );
/**
* Class KunenaDate
*/
class KunenaDate extends JDate {
public static function getInstance($date = 'now', $tz = null) {
return new KunenaDate($date, $tz);
}
public function toTimeAgo() {
KUNENA_PROFILER ? KunenaProfiler::instance()->start('function '.__CLASS__.'::'.__FUNCTION__.'()') : null;
$chunks = array (
'y' => array (JText::_('COM_KUNENA_DATE_YEAR'), JText::_('COM_KUNENA_DATE_YEARS') ),
'm' => array (JText::_('COM_KUNENA_DATE_MONTH'), JText::_('COM_KUNENA_DATE_MONTHS') ),
'w' => array (JText::_('COM_KUNENA_DATE_WEEK'), JText::_('COM_KUNENA_DATE_WEEKS') ),
'd' => array (JText::_('COM_KUNENA_DATE_DAY'), JText::_('COM_KUNENA_DATE_DAYS') ),
'h' => array (JText::_('COM_KUNENA_DATE_HOUR'), JText::_('COM_KUNENA_DATE_HOURS') ),
'i' => array (JText::_('COM_KUNENA_DATE_MINUTE'), JText::_('COM_KUNENA_DATE_MINUTES') ) );
// we only want to output two chunks of time here, eg: "x years, xx months" or "x days, xx hours"
$tick = 0;
$output = '';
$diff = $this->diff(new JDate);
foreach ($diff as $name=>$count) {
if ($name == 'd') {
// Days are special case as we want to break it into weeks and days.
$weeks = (int) ($count / 7);
if ($weeks) {
$count %= 7;
$output .= ($weeks == 1) ? " 1 {$chunks['w'][0]}" : " {$weeks} {$chunks['w'][1]}";
if (2 == ++$tick) break;
}
}
if (!$count || !isset($chunks[$name])) continue;
$output .= ($count == 1) ? " 1 {$chunks[$name][0]}" : " {$count} {$chunks[$name][1]}";
if (2 == ++$tick) break;
}
if (!$output) {
$output .= '0 '.JText::_('COM_KUNENA_DATE_MINUTES');
}
$output = JText::sprintf('COM_KUNENA_LIB_TIME_AGO', trim($output));
KUNENA_PROFILER ? KunenaProfiler::instance()->stop('function '.__CLASS__.'::'.__FUNCTION__.'()') : null;
return $output;
}
public function toTimezone() {
$timezone = $this->getOffsetFromGMT(true);
return sprintf('%+d:%02d', $timezone, ($timezone*60)%60);
}
public function toSpan($mode = 'datetime_today', $title = 'ago', $offset=false, $class='') {
return '<span class="kdate '.$class.'" title="'.$this->toKunena($title, $offset).'">'.$this->toKunena($mode, $offset).'</span>';
}
public function toKunena($mode = 'datetime_today', $offset=false) {
if ($this->format('Y')<1902) return JText::_('COM_KUNENA_LIB_DATETIME_UNKNOWN');
if (preg_match ( '/^config_/', $mode ) == 1) {
$option = substr ( $mode, 7 );
$mode = KunenaFactory::getConfig ()->$option;
}
$modearr = explode ( '_', $mode );
$dateformat = strtolower ($modearr[0]);
$time = false;
switch ($dateformat) {
case 'none' :
return '';
case 'ago' :
return $this->toTimeAgo();
case 'time' :
$time = true;
$usertime_format = JText::_('COM_KUNENA_LIB_TIME_FMT');
break;
case 'date' :
$usertime_format = JText::_('COM_KUNENA_LIB_DATE_FMT');
break;
case 'datetime':
$time = true;
$usertime_format = JText::_('COM_KUNENA_LIB_DATETIME_FMT');
break;
default:
$usertime_format = $mode;
}
if (!$offset) {
$app = JFactory::getApplication ();
$my = JFactory::getUser();
if ($my->id) $offset = $my->getParam('timezone', $app->getCfg ( 'offset', 'utc' ));
else $offset = $app->getCfg ( 'offset', 'utc' );
}
try {
$offset = new DateTimeZone($offset);
$this->setTimezone($offset);
} catch (Exception $e) {
trigger_error('Kunena: Timezone issue!');
}
// Today and Yesterday?
if (end($modearr) == 'today') {
$now = JFactory::getDate ( 'now' );
if ($offset) $now->setTimezone($offset);
$now = @getdate ( $now->toUnix(true) );
$then = @getdate ( $this->toUnix(true) );
// Same day of the year, same year.... Today!
if ($then ['yday'] == $now ['yday'] &&
$then ['year'] == $now ['year']) {
return trim(JText::sprintf('COM_KUNENA_LIB_DATE_TODAY', $time ? $this->format(JText::_('COM_KUNENA_LIB_TIME_FMT'), true) : ''));
}
// Day-of-year is one less and same year, or it's the first of the year and that's the last of the year...
if (($then ['yday'] == $now ['yday'] - 1 && $then ['year'] == $now ['year']) ||
($now ['yday'] == 0 && $then ['year'] == $now ['year'] - 1) && $then ['mon'] == 12 && $then ['mday'] == 31) {
return trim(JText::sprintf('COM_KUNENA_LIB_DATE_YESTERDAY', $time ? $this->format(JText::_('COM_KUNENA_LIB_TIME_FMT'), true) : ''));
}
}
return $this->format($usertime_format, true);
}
}