/**
* Test that difference() returns the difference of seconds between 2 dates.
*/
public function testDifference()
{
$this->assertEquals(-60, Time::difference(null, '+60 seconds'));
$this->assertEquals(-3600, Time::difference(new DateTime(), '+1 hour'));
$this->assertEquals(14400, Time::difference('+5 hours', '+1 hour'));
}
/**
* Format a timestamp as a date relative human readable string; also known as time ago in words.
*
* @uses Titon\Utility\Time
*
* @param string|int $time
* @param array $options
* @return string
*/
public static function relativeTime($time, array $options = array())
{
$defaults = array('seconds' => array('%ss', '%s second', '%s seconds'), 'minutes' => array('%sm', '%s minute', '%s minutes'), 'hours' => array('%sh', '%s hour', '%s hours'), 'days' => array('%sd', '%s day', '%s days'), 'weeks' => array('%sw', '%s week', '%s weeks'), 'months' => array('%sm', '%s month', '%s months'), 'years' => array('%sy', '%s year', '%s years'), 'now' => 'just now', 'in' => 'in %s', 'ago' => '%s ago', 'separator' => ', ', 'verbose' => true, 'depth' => 2, 'time' => time());
$options = $options + $defaults;
$diff = Time::difference($options['time'], Time::toUnix($time));
$output = array();
// Present tense
if ($diff === 0) {
return $options['now'];
}
// Past or future tense
$seconds = abs($diff);
$depth = $options['depth'];
while ($seconds > 0 && $depth > 0) {
if ($seconds >= Time::YEAR) {
$key = 'years';
$div = Time::YEAR;
} else {
if ($seconds >= Time::MONTH) {
$key = 'months';
$div = Time::MONTH;
} else {
if ($seconds >= Time::WEEK) {
$key = 'weeks';
$div = Time::WEEK;
} else {
if ($seconds >= Time::DAY) {
$key = 'days';
$div = Time::DAY;
} else {
if ($seconds >= Time::HOUR) {
$key = 'hours';
$div = Time::HOUR;
} else {
if ($seconds >= Time::MINUTE) {
$key = 'minutes';
$div = Time::MINUTE;
} else {
$key = 'seconds';
$div = Time::SECOND;
}
}
}
}
}
}
$count = round($seconds / $div);
$seconds -= $count * $div;
if ($options['verbose']) {
$index = $count == 1 ? 1 : 2;
} else {
$index = 0;
}
$output[$key] = sprintf($options[$key][$index], $count);
$depth--;
}
$output = implode($options['separator'], $output);
// Past
if ($diff > 0) {
return sprintf($options['ago'], $output);
}
return sprintf($options['in'], $output);
}
