diff options
Diffstat (limited to 'system/libraries/Cart.php')
| -rw-r--r-- | system/libraries/Cart.php | 57 |
1 files changed, 17 insertions, 40 deletions
diff --git a/system/libraries/Cart.php b/system/libraries/Cart.php index ba8d69be2..ca7be555e 100644 --- a/system/libraries/Cart.php +++ b/system/libraries/Cart.php @@ -2,7 +2,7 @@ /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP 5.2.4 or newer * * NOTICE OF LICENSE * @@ -25,8 +25,6 @@ * @filesource */ -// ------------------------------------------------------------------------ - /** * Shopping Cart Class * @@ -41,12 +39,11 @@ class CI_Cart { // These are the regular expression rules that we use to validate the product ID and product name public $product_id_rules = '\.a-z0-9_-'; // alpha-numeric, dashes, underscores, or periods public $product_name_rules = '\.\:\-_ a-z0-9'; // alpha-numeric, dashes, underscores, colons or periods - public $product_name_safe = true; // only allow safe product names - - // Private variables. Do not change! - private $CI; - private $_cart_contents = array(); + public $product_name_safe = TRUE; // only allow safe product names + // Protected variables. Do not change! + protected $CI; + protected $_cart_contents = array(); /** * Shopping Class Constructor @@ -72,7 +69,7 @@ class CI_Cart { $this->_cart_contents = array('cart_total' => 0, 'total_items' => 0); } - log_message('debug', "Cart Class Initialized"); + log_message('debug', 'Cart Class Initialized'); } // -------------------------------------------------------------------- @@ -80,7 +77,6 @@ class CI_Cart { /** * Insert items into the cart and save it to the session table * - * @access public * @param array * @return bool */ @@ -110,7 +106,7 @@ class CI_Cart { { foreach ($items as $val) { - if (is_array($val) AND isset($val['id'])) + if (is_array($val) && isset($val['id'])) { if ($this->_insert($val)) { @@ -135,11 +131,10 @@ class CI_Cart { /** * Insert * - * @access private * @param array * @return bool */ - private function _insert($items = array()) + protected function _insert($items = array()) { // Was any cart data passed? No? Bah... if ( ! is_array($items) OR count($items) === 0) @@ -213,7 +208,7 @@ class CI_Cart { // Internally, we need to treat identical submissions, but with different options, as a unique product. // Our solution is to convert the options array to a string and MD5 it along with the product ID. // This becomes the unique "row ID" - if (isset($items['options']) AND count($items['options']) > 0) + if (isset($items['options']) && count($items['options']) > 0) { $rowid = md5($items['id'].implode('', $items['options'])); } @@ -249,7 +244,6 @@ class CI_Cart { * changes to the quantity before checkout. That array must contain the * product ID and quantity for each item. * - * @access public * @param array * @param string * @return bool @@ -308,11 +302,10 @@ class CI_Cart { * changes to the quantity before checkout. That array must contain the * product ID and quantity for each item. * - * @access private * @param array * @return bool */ - private function _update($items = array()) + 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[$items['rowid']])) @@ -329,13 +322,6 @@ class CI_Cart { return FALSE; } - // Is the new quantity different than what is already saved in the cart? - // If it's the same there's nothing to do - if ($this->_cart_contents[$items['rowid']]['qty'] == $items['qty']) - { - return FALSE; - } - // Is the quantity zero? If so we will remove the item from the cart. // If the quantity is greater than zero we are updating if ($items['qty'] == 0) @@ -355,10 +341,9 @@ class CI_Cart { /** * Save the cart array to the session DB * - * @access private * @return bool */ - private function _save_cart() + protected function _save_cart() { // Lets add up the individual prices and set the cart sub-total $this->_cart_contents['total_items'] = $this->_cart_contents['cart_total'] = 0; @@ -397,8 +382,7 @@ class CI_Cart { /** * Cart Total * - * @access public - * @return integer + * @return int */ public function total() { @@ -412,8 +396,7 @@ class CI_Cart { * * Removes an item from the cart * - * @access public - * @return boolean + * @return bool */ public function remove($rowid) { @@ -430,8 +413,7 @@ class CI_Cart { * * Returns the total item count * - * @access public - * @return integer + * @return int */ public function total_items() { @@ -445,7 +427,6 @@ class CI_Cart { * * Returns the entire cart array * - * @access public * @return array */ public function contents($newest_first = FALSE) @@ -468,7 +449,6 @@ class CI_Cart { * Returns TRUE if the rowid passed to this function correlates to an item * that has options associated with it. * - * @access public * @return bool */ public function has_options($rowid = '') @@ -483,7 +463,7 @@ class CI_Cart { * * Returns the an array of options, for a particular product row ID * - * @access public + * @param int * @return array */ public function product_options($rowid = '') @@ -498,7 +478,7 @@ class CI_Cart { * * Returns the supplied number with commas and a decimal point. * - * @access public + * @param float * @return string */ public function format_number($n = '') @@ -521,7 +501,6 @@ class CI_Cart { * * Empties the cart and kills the session * - * @access public * @return void */ public function destroy() @@ -530,9 +509,7 @@ class CI_Cart { $this->CI->session->unset_userdata('cart_contents'); } - } -// END Cart Class /* End of file Cart.php */ -/* Location: ./system/libraries/Cart.php */ +/* Location: ./system/libraries/Cart.php */
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