diff options
Diffstat (limited to 'system/libraries/Cart.php')
| -rw-r--r-- | system/libraries/Cart.php | 33 |
1 files changed, 13 insertions, 20 deletions
diff --git a/system/libraries/Cart.php b/system/libraries/Cart.php index eee123584..c442f88da 100644 --- a/system/libraries/Cart.php +++ b/system/libraries/Cart.php @@ -39,11 +39,11 @@ class CI_Cart { /** * These are the regular expression rules that we use to validate the product ID and product name * alpha-numeric, dashes, underscores, or periods - * + * * @var string */ public $product_id_rules = '\.a-z0-9_-'; - + /** * These are the regular expression rules that we use to validate the product ID and product name * alpha-numeric, dashes, underscores, colons or periods @@ -51,7 +51,7 @@ class CI_Cart { * @var string */ public $product_name_rules = '\.\:\-_ a-z0-9'; - + /** * only allow safe product names * @@ -62,14 +62,14 @@ class CI_Cart { // -------------------------------------------------------------------------- // Protected variables. Do not change! // -------------------------------------------------------------------------- - + /** * Reference to CodeIgniter instance * * @var object */ protected $CI; - + /** * Contents of the cart * @@ -83,6 +83,7 @@ class CI_Cart { * The constructor loads the Session class, used to store the shopping cart contents. * * @param array + * @return void */ public function __construct($params = array()) { @@ -180,7 +181,7 @@ class CI_Cart { // -------------------------------------------------------------------- // Does the $items array contain an id, quantity, price, and name? These are required - if ( ! isset($items['id']) OR ! isset($items['qty']) OR ! isset($items['price']) OR ! isset($items['name'])) + if ( ! isset($items['id'], $items['qty'], $items['price'], $items['name'])) { log_message('error', 'The cart array must contain a product ID, quantity, price, and name.'); return FALSE; @@ -244,7 +245,7 @@ class CI_Cart { // This becomes the unique "row ID" if (isset($items['options']) && count($items['options']) > 0) { - $rowid = md5($items['id'].implode('', $items['options'])); + $rowid = md5($items['id'].serialize($items['options'])); } else { @@ -341,7 +342,7 @@ class CI_Cart { protected function _update($items = array()) { // Without these array indexes there is nothing we can do - if ( ! isset($items['qty']) OR ! isset($items['rowid']) OR ! isset($this->_cart_contents[$items['rowid']])) + if ( ! isset($items['qty'], $items['rowid'], $this->_cart_contents[$items['rowid']])) { return FALSE; } @@ -383,7 +384,7 @@ class CI_Cart { foreach ($this->_cart_contents as $key => $val) { // We make sure the array contains the proper indexes - if ( ! is_array($val) OR ! isset($val['price']) OR ! isset($val['qty'])) + if ( ! is_array($val) OR ! isset($val['price'], $val['qty'])) { continue; } @@ -393,7 +394,7 @@ class CI_Cart { $this->_cart_contents[$key]['subtotal'] = ($this->_cart_contents[$key]['price'] * $this->_cart_contents[$key]['qty']); } - // Is our cart empty? If so we delete it from the session + // Is our cart empty? If so we delete it from the session if (count($this->_cart_contents) <= 2) { $this->CI->session->unset_userdata('cart_contents'); @@ -489,7 +490,7 @@ class CI_Cart { */ public function has_options($rowid = '') { - return (isset($this->_cart_contents[$rowid]['options']) && count($this->_cart_contents[$rowid]['options']) !== 0) ? TRUE : FALSE; + return (isset($this->_cart_contents[$rowid]['options']) && count($this->_cart_contents[$rowid]['options']) !== 0); } // -------------------------------------------------------------------- @@ -519,15 +520,7 @@ class CI_Cart { */ public function format_number($n = '') { - if ($n == '') - { - return ''; - } - - // Remove anything that isn't a number or decimal point. - $n = (float) $n; - - return number_format($n, 2, '.', ','); + return ($n === '') ? '' : number_format( (float) $n, 2, '.', ','); } // -------------------------------------------------------------------- |