Deck.php

<?php

Class BlackJackDeck
{
     private static $sdeck = array( '2','3','4','5','6','7','8','9','10','J','Q','K','A' );

     const SHUFFLES  = 3  ; 

	private $deck = array();

     private $decks;

     public static function getBase()/*{{{*/
     {
          return self::$sdeck ;
     }/*}}}*/

	public function __construct( $decks = 8 )/*{{{*/
	{
          $this->decks = $decks; 
          for ( $i = 0; $i < $this->decks * 4; $i++ )
               $this->deck = array_merge( $this->deck, self::$sdeck ); 

          $this->shuffle();

          // Sample stacked decks
          // $this->deck = array( 'A', 'K', 'K', '6', '2', '5', '9', '10', 'J' ); // user black jack
          // $this->deck = array( '5', '5', 'K', 'K', 'K', 'K', '9', '10', 'J' ); // user bust
          // $this->deck = array( 'K', 'K', 'K', 'K', 'K', 'K', '9', '10', 'J' ); // push
          // $this->deck = array( '9', 'K', 'K', 'K', 'K', 'K', '9', '10', 'J' ); // user loses
	}/*}}}*/

     private function shuffle()/*{{{*/
     {
          for ( $i = 0; $i < self::SHUFFLES; $i++ )
               shuffle( $this->deck ); 
     }/*}}}*/

     public function getValue( $card )/*{{{*/
     {
          if ( $card === 'A' ) return 1;

          if ( in_array( $card, array('J', 'Q', 'K' ) ) ) return 10;

          return $card; 
     }/*}}}*/

     public function isCardAvailable()/*{{{*/
     {
          return count($this->deck) > 0 ;
     }/*}}}*/

     public function getCardsRemaining()/*{{{*/
     {
          return count($this->deck) ;
     }/*}}}*/

     public function draw()/*{{{*/
     {
          if ( !$this->isCardAvailable() ) throw new exception("Out of cards!");

          $card = array_shift( $this->deck );

          //BlackJackLog::out( BlackJackLog::DECK, "Drew card $card" ) ;

          return $card;
     }/*}}}*/

}