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timesince function

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  1. <?php
  2.  
  3. /* Works out the time since the entry post, takes a an argument in unix time (seconds) */
  4. function time_since($original) {
  5.     // array of time period chunks
  6.     $chunks = array(
  7.         array(60 * 60 * 24 * 365 , 'year'),
  8.         array(60 * 60 * 24 * 30 , 'month'),
  9.         array(60 * 60 * 24 * 7, 'week'),
  10.         array(60 * 60 * 24 , 'day'),
  11.         array(60 * 60 , 'hour'),
  12.         array(60 , 'minute'),
  13.     );
  14.  
  15.     $today = time(); /* Current unix time  */
  16.     $since = $today - $original;
  17.  
  18.     // $j saves performing the count function each time around the loop
  19.     for ($i = 0, $j = count($chunks); $i < $j; $i++) {
  20.  
  21.         $seconds = $chunks[$i][0];
  22.         $name = $chunks[$i][1];
  23.  
  24.         // finding the biggest chunk (if the chunk fits, break)
  25.         if (($count = floor($since / $seconds)) != 0) {
  26.             // DEBUG print "<!-- It's $name -->\n";
  27.             break;
  28.         }
  29.     }
  30.  
  31.     $print = ($count == 1) ? '1 '.$name : "$count {$name}s";
  32.  
  33.     if ($i + 1 < $j) {
  34.         // now getting the second item
  35.         $seconds2 = $chunks[$i + 1][0];
  36.         $name2 = $chunks[$i + 1][1];
  37.  
  38.         // add second item if it's greater than 0
  39.         if (($count2 = floor(($since - ($seconds * $count)) / $seconds2)) != 0) {
  40.             $print .= ($count2 == 1) ? ', 1 '.$name2 : ", $count2 {$name2}s";
  41.         }
  42.     }
  43.     return $print;
  44. }
  45.  
  46. ?>

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