<?php

class Base {

    protected $mode = "view";
    protected $krihvel;
    protected $kdb;
    protected $user;

    function setMode($val) {
        $this->mode = $val;
    }

    function setKrihvel($kr) {
        $this->krihvel = $kr;
    }

    function setDB($val) {
        $this->kdb = $val;
    }

    function setUser($val) {
        $this->user = $val;
    }
    
    public function formatTime($time) {
        date_default_timezone_set(TIME_ZONE);
        $d = strtotime($time);
        return strftime("%e. %B %H:%M", $d);
    }
    
    public function getTimeToStart($startline) {
        date_default_timezone_set(TIME_ZONE);
        $time = strtotime("now");
        $sl = strtotime($startline);
        $timeToStart = $sl - $time;
        if($timeToStart > 0) {
            return $timeToStart;
        }
        return false;
    }
    
    public function getTimeToEnd($deadline) {
        date_default_timezone_set(TIME_ZONE);
        $time = strtotime("now");
        $dl = strtotime($deadline);
        $timeLeft = $dl - $time;
        $theTime = array();
        if($timeLeft > 0) {
            return $timeLeft;
        }
        return false;
    }
   
    public function getTimeLeft($timeLeft) {
        $theTime = array();
        if($timeLeft > 0) {
            $days = floor($timeLeft/60/60/24);
            $hours = $timeLeft/60/60%24;
            $mins = $timeLeft/60%60;
            $secs = $timeLeft%60;
            if($days) {
                $theTime['days'] = $days;
                if($hours) {
                    $theTime['hours'] = $hours;
                }
            } elseif($hours) {
                $theTime['hours'] = $hours;
                if($mins) {
                    $theTime['minutes'] = $mins;
                }
            } elseif($mins) {
                $theTime['minutes'] = $mins;
                if($secs) {
                    $theTime['seconds'] = $secs;
                }
            } elseif($secs) {
                $theTime['seconds'] = $secs;
            }
            return $theTime;
        } else {
            return false;
        }
    }
    
    public function getClassName($sl, $dl) {
        if ($sl) {
            return 'fresh';
        }  else {
            if ($dl) {
                return 'active';
            } else {
                return 'expired';
            }
        }
    }
}

/**
* Handles multidimentional array sorting by a key (not recursive)
*
* @author Oliwier Ptak <aleczapka at gmx dot net>
*/
class array_sorter
{
    var $skey = false;
    var $sarray = false;
    var $sasc = true;

    /**
    * Constructor
    *
    * @access public
    * @param mixed $array array to sort
    * @param string $key array key to sort by
    * @param boolean $asc sort order (ascending or descending)
    */
    function array_sorter(&$array, $key, $asc=true)
    {
        $this->sarray = $array;
        $this->skey = $key;
        $this->sasc = $asc;
    }

    /**
    * Sort method
    *
    * @access public
    * @param boolean $remap if true reindex the array to rewrite indexes
    */
    function sortit($remap=true)
    {
        $array = &$this->sarray;
        uksort($array, array($this, "_as_cmp"));
        if ($remap)
        {
            $tmp = array();
            while (list($id, $data) = each($array))
                $tmp[] = $data;
            return $tmp;
        }
        return $array;
    }

    /**
    * Custom sort function
    *
    * @access private
    * @param mixed $a an array entry
    * @param mixed $b an array entry
    */
    function _as_cmp($a, $b)
    {
        //since uksort will pass here only indexes get real values from our array
        if (!is_array($a) && !is_array($b))
        {
            $a = $this->sarray[$a][$this->skey];
            $b = $this->sarray[$b][$this->skey];
        }

        //if string - use string comparision
        if (!ctype_digit($a) && !ctype_digit($b))
        {
            if ($this->sasc)
                return strcasecmp($a, $b);
            else
                return strcasecmp($b, $a);
        }
        else
        {
            if (intval($a) == intval($b))
                return 0;

            if ($this->sasc)
                return (intval($a) > intval($b)) ? -1 : 1;
            else
                return (intval($a) > intval($b)) ? 1 : -1;
        }
    }

}//end of class

?>