// ------------------------------------------------------------------------
/**
* Timespan
*
* Returns a span of seconds in this format:
* 10 days 14 hours 36 minutes 47 seconds
*
* @access public
* @param integer a number of seconds
* @param integer Unix timestamp
* @return integer
*/
if ( ! function_exists('time_since'))
{
function time_since($time)
{
$now = time();
$now_day = date("j", $now);
$now_month = date("n", $now);
$now_year = date("Y", $now);
$time_day = date("j", $time);
$time_month = date("n", $time);
$time_year = date("Y", $time);
$time_since = "";
switch(TRUE)
{
case ($time == 0):
$time_since = 'Never';
break;
case ($now-$time < 60):
// RETURNS SECONDS
$seconds = $now-$time;
// Append "s" if plural
$time_since = $seconds > 1 ? "$seconds seconds" : "$seconds second";
break;
case ($now-$time < 45*60): // twitter considers > 45 mins as about an hour, change to 60 for general purpose
// RETURNS MINUTES
$minutes = round(($now-$time)/60);
$time_since = $minutes > 1 ? "$minutes minutes" : "$minutes minute";
break;
case ($now-$time < 86400):
// RETURNS HOURS
$hours = round(($now-$time)/3600);
$time_since = $hours > 1 ? "about $hours hours" : "about $hours hour";
break;
case ($now-$time < 1209600):
// RETURNS DAYS
$days = round(($now-$time)/86400);
$time_since = "$days days";
break;
case (mktime(0, 0, 0, $now_month-1, $now_day, $now_year) < mktime(0, 0, 0, $time_month, $time_day, $time_year)):
// RETURNS WEEKS
$weeks = round(($now-$time)/604800);
$time_since = "$weeks weeks";
break;
case (mktime(0, 0, 0, $now_month, $now_day, $now_year-1) < mktime(0, 0, 0, $time_month, $time_day, $time_year)):
// RETURNS MONTHS
if($now_year == $time_year) { $subtract = 0; } else { $subtract = 12; }
$months = round($now_month-$time_month+$subtract);
$time_since = "$months months";
break;
default:
// RETURNS YEARS
if ($now_month < $time_month)
{
$subtract = 1;
}
elseif ($now_month == $time_month)
{
if ($now_day < $time_day)
{
$subtract = 1;
}
else
{
$subtract = 0;
}
}
else
{
$subtract = 0;
}
$years = $now_year-$time_year-$subtract;
$time_since = "$years years";
break;
}
return $time_since .' ago';
}
}