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-rw-r--r--system/libraries/Cart.php57
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 */ \ No newline at end of file