[317] | 1 | <?php |
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| 2 | /** |
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| 3 | * Cart.inc.php |
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| 4 | * code by strangecode :: www.strangecode.com :: this document contains copyrighted information |
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| 5 | * |
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| 6 | * Class description goes here... |
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| 7 | * |
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| 8 | * @author Quinn Comendant <quinn@strangecode.com> |
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| 9 | * @version 1.0 |
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| 10 | * |
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| 11 | * Example of use: |
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| 12 | --------------------------------------------------------------------- |
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| 13 | ... |
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| 14 | --------------------------------------------------------------------- |
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| 15 | */ |
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| 16 | class Cart { |
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| 17 | |
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| 18 | // Namespace of this instance. |
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| 19 | var $_ns; |
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| 20 | |
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| 21 | // Configuration parameters for this object. |
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| 22 | var $_params = array( |
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| 23 | ); |
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| 24 | |
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| 25 | /** |
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| 26 | * Cart constructor. |
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| 27 | */ |
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| 28 | function Cart($namespace='') |
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| 29 | { |
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| 30 | $app =& App::getInstance(); |
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| 31 | |
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| 32 | $this->_ns = $namespace; |
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| 33 | |
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| 34 | // Initialize. |
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| 35 | if (!isset($_SESSION['_cart'][$this->_ns])) { |
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| 36 | $this->clear(); |
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| 37 | } |
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| 38 | } |
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| 39 | |
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| 40 | /** |
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| 41 | * Set the params of this object. |
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| 42 | * |
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| 43 | * @param array $params Array of param keys and values to set. |
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| 44 | */ |
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| 45 | function setParam($params=null) |
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| 46 | { |
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| 47 | if (isset($params) && is_array($params)) { |
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| 48 | // Merge new parameters with old overriding only those passed. |
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| 49 | $this->_params = array_merge($this->_params, $params); |
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| 50 | } |
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| 51 | } |
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| 52 | |
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| 53 | /** |
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| 54 | * Return the value of a parameter, if it exists. |
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| 55 | * |
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| 56 | * @access public |
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| 57 | * @param string $param Which parameter to return. |
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| 58 | * @return mixed Configured parameter value. |
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| 59 | */ |
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| 60 | function getParam($param) |
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| 61 | { |
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| 62 | $app =& App::getInstance(); |
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| 63 | |
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| 64 | if (isset($this->_params[$param])) { |
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| 65 | return $this->_params[$param]; |
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| 66 | } else { |
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| 67 | $app->logMsg(sprintf('Parameter is not set: %s', $param), LOG_DEBUG, __FILE__, __LINE__); |
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| 68 | return null; |
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| 69 | } |
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| 70 | } |
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| 71 | |
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| 72 | /* |
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| 73 | * |
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| 74 | * |
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| 75 | * @access public |
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| 76 | * @param |
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| 77 | * @return |
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| 78 | * @author Quinn Comendant <quinn@strangecode.com> |
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| 79 | * @version 1.0 |
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| 80 | * @since 11 Mar 2008 18:59:37 |
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| 81 | */ |
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| 82 | function add($item_id, $quantity=1) |
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| 83 | { |
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| 84 | |
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| 85 | } |
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| 86 | |
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| 87 | /* |
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| 88 | * |
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| 89 | * |
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| 90 | * @access public |
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| 91 | * @param |
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| 92 | * @return |
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| 93 | * @author Quinn Comendant <quinn@strangecode.com> |
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| 94 | * @version 1.0 |
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| 95 | * @since 11 Mar 2008 18:59:48 |
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| 96 | */ |
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| 97 | function remove($item_id) |
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| 98 | { |
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| 99 | |
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| 100 | } |
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| 101 | |
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| 102 | /* |
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| 103 | * |
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| 104 | * |
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| 105 | * @access public |
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| 106 | * @param |
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| 107 | * @return |
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| 108 | * @author Quinn Comendant <quinn@strangecode.com> |
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| 109 | * @version 1.0 |
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| 110 | * @since 11 Mar 2008 18:59:55 |
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| 111 | */ |
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| 112 | function getList() |
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| 113 | { |
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| 114 | |
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| 115 | } |
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| 116 | |
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| 117 | /* |
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| 118 | * |
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| 119 | * |
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| 120 | * @access public |
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| 121 | * @param |
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| 122 | * @return |
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| 123 | * @author Quinn Comendant <quinn@strangecode.com> |
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| 124 | * @version 1.0 |
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| 125 | * @since 11 Mar 2008 19:00:12 |
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| 126 | */ |
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| 127 | function getTotal() |
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| 128 | { |
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| 129 | |
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| 130 | } |
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| 131 | |
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| 132 | /** |
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| 133 | * Resets the $_SESSION cart array. This should be executed with the same consideration |
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| 134 | * as $auth->clear(), such as when logging out. |
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| 135 | */ |
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| 136 | function clear() |
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| 137 | { |
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| 138 | $_SESSION['_cart'][$this->_ns] = array( |
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| 139 | 'items' => array(), |
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| 140 | ); |
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| 141 | } |
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| 142 | } |
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| 143 | |
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| 144 | |
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| 145 | ?> |
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