diff options
Diffstat (limited to 'system/libraries/Cart.php')
| -rw-r--r-- | system/libraries/Cart.php | 51 |
1 files changed, 27 insertions, 24 deletions
diff --git a/system/libraries/Cart.php b/system/libraries/Cart.php index c442f88da..79c2b8cdc 100644 --- a/system/libraries/Cart.php +++ b/system/libraries/Cart.php @@ -1,4 +1,4 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php /** * CodeIgniter * @@ -24,6 +24,7 @@ * @since Version 1.0 * @filesource */ +defined('BASEPATH') OR exit('No direct script access allowed'); /** * Shopping Cart Class @@ -98,7 +99,7 @@ class CI_Cart { // Grab the shopping cart array from the session table $this->_cart_contents = $this->CI->session->userdata('cart_contents'); - if ($this->_cart_contents === FALSE) + if ($this->_cart_contents === NULL) { // No cart exists so we'll set some base values $this->_cart_contents = array('cart_total' => 0, 'total_items' => 0); @@ -193,7 +194,7 @@ class CI_Cart { $items['qty'] = (float) $items['qty']; // If the quantity is zero or blank there's nothing for us to do - if ( ! is_numeric($items['qty']) OR $items['qty'] == 0) + if ($items['qty'] == 0) { return FALSE; } @@ -224,15 +225,6 @@ class CI_Cart { // Prep the price. Remove leading zeros and anything that isn't a number or decimal point. $items['price'] = (float) $items['price']; - // Is the price a valid number? - if ( ! is_numeric($items['price'])) - { - log_message('error', 'An invalid price was submitted for product ID: '.$items['id']); - return FALSE; - } - - // -------------------------------------------------------------------- - // We now need to create a unique identifier for the item being inserted into the cart. // Every time something is added to the cart it is stored in the master cart array. // Each row in the cart array, however, must have a unique index that identifies not only @@ -350,12 +342,6 @@ class CI_Cart { // Prep the quantity $items['qty'] = (float) $items['qty']; - // Is the quantity a number? - if ( ! is_numeric($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) @@ -480,17 +466,34 @@ class CI_Cart { // -------------------------------------------------------------------- /** + * Get cart item + * + * Returns the details of a specific item in the cart + * + * @param string $row_id + * @return array + */ + public function get_item($row_id) + { + return (in_array($row_id, array('total_items', 'cart_total'), TRUE) OR ! isset($this->_cart_contents[$row_id])) + ? FALSE + : $this->_cart_contents[$row_id]; + } + + // -------------------------------------------------------------------- + + /** * Has options * * Returns TRUE if the rowid passed to this function correlates to an item * that has options associated with it. * - * @param mixed + * @param string $row_id = '' * @return bool */ - public function has_options($rowid = '') + public function has_options($row_id = '') { - return (isset($this->_cart_contents[$rowid]['options']) && count($this->_cart_contents[$rowid]['options']) !== 0); + return (isset($this->_cart_contents[$row_id]['options']) && count($this->_cart_contents[$row_id]['options']) !== 0); } // -------------------------------------------------------------------- @@ -500,12 +503,12 @@ class CI_Cart { * * Returns the an array of options, for a particular product row ID * - * @param int + * @param string $row_id = '' * @return array */ - public function product_options($rowid = '') + public function product_options($row_id = '') { - return isset($this->_cart_contents[$rowid]['options']) ? $this->_cart_contents[$rowid]['options'] : array(); + return isset($this->_cart_contents[$row_id]['options']) ? $this->_cart_contents[$row_id]['options'] : array(); } // -------------------------------------------------------------------- |