Simple PHP calendar

   1: function calendar($year,$mon = 1)

   2:     {

   3:         $mday_list = array('s', 'm', 't' );

   4:         $day_start_unixtime = mktime(0,0,0,$mon,1,$year);

   5:         $day_start = date('N', $day_start_unixtime);

   6:  

   7:         $cur_mon = $mon;

   8:  

   9:         $idx = 1;

  10:         $date_N = date('N',$day_start_unixtime);

  11:  

  12:         echo "<table class=wiki>
";

  13:         echo "<tr><td colspan=7 align=center><div class=warn2>",date('Y m', $day_start_unixtime),"</div></td></tr>";

  14:         echo "<tr><td>Mo</td><td>Tu</td><td>We</td><td>Th</td><td>Fr</td><td>Sa</td><td>Su</td></tr>";

  15:         $current_unixtime = $day_start_unixtime;

  16:         while(1)

  17:         {

  18:             if((int)$cur_mon != (int)date('m', $current_unixtime)) break;

  19:             $date_N = date('N',$current_unixtime);

  20:             if(($date_N == 1)) echo "<tr>";

  21:             if($idx == 1)

  22:             {

  23:                 $date_N = date('N',$current_unixtime);

  24:                 $idx += $date_N;

  25:                 for($i = 0 ; $i < $date_N-1; $i++)

  26:                 {

  27:                     echo "<td>&nbsp;</td>";

  28:                 }

  29:             }

  30:             $link_date = date("Y-m-d", $current_unixtime);

  31:             echo "<td><a href=test.com?d=$link_date>",date("d", $current_unixtime),"</a></td>";

  32:  

  33:             $current_unixtime += 3600 * 24;

  34:  

  35:             if(($date_N == 7)) echo "</tr>
";

  36:             $idx ++;

  37:         }

  38:         echo "</table>";

  39:         $prev_cal_link = date("Y-m", $day_start_unixtime - 3600);

  40:         $next_cal_link = date("Y-m", $current_unixtime + (3600*24*2));

  41:         echo "<a href=http://test.com?d=$prev_cal_link>&lt;&lt;</a> Prev &nbsp;&nbsp;&nbsp; Next <a href=http://test.com?d=$next_cal_link>&gt;&gt;</a>";

  42:     }