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06.04.2008 at 01:38PM PDT, ID: 23458308
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6.4

Shopping Cart - Adding the same item in different sizes only updates quantity...

Asked by UltraFlux in PHP Scripting Language

Tags:

Problem - Adding the same item in different sizes only updates quantity, I want it to add a new item.

Work in Progress
http://www.iamprettyfamous.com

Add Item to Cart "Size 28"

Add Item to Cart "Size 32"  <- only updates quantity for first item

Required
 -- same size updates quanity
 -- different size creates new item in cart

Please help me...

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// CART
<?php
class wfCart {
	var $total = 0;
	var $itemcount = 0;
	var $items = array();
    var $itemprices = array();
	var $itemqtys = array();
    var $iteminfo = array();
	var $itemweight = array();
 
	function cart() {} // constructor function
 
	function get_contents()
	{ // gets cart contents
		$items = array();
		foreach($this->items as $tmp_item)
		{
		        $item = FALSE;
 
			$item['id'] = $tmp_item;
            $item['qty'] = $this->itemqtys[$tmp_item];
			$item['weight'] = $this->itemweight[$tmp_item];
			$item['price'] = $this->itemprices[$tmp_item];
			$item['info'] = $this->iteminfo[$tmp_item];
			$item['subtotal'] = $item['qty'] * $item['price'];
            $items[] = $item;
		}
		return $items;
	} // end of get_contents
 
 
	function add_item($itemid,$qty=1,$price = FALSE, $info = FALSE, $weight = FALSE)
	{ // adds an item to cart
                if(!$price)
		{
		        $price = wf_get_price($itemid,$qty);
		}
 
                if(!$info)
		{
                        $info = wf_get_info($itemid);
		}
 
		if($this->itemqtys[$itemid] > 0)
                { // the item is already in the cart..
		  // so we'll just increase the quantity
			$this->itemqtys[$itemid] = $qty + $this->itemqtys[$itemid];
			$this->_update_total();
		} else {
			$this->items[]=$itemid;
			$this->itemqtys[$itemid] = $qty;
			$this->itemprices[$itemid] = $price;
			$this->iteminfo[$itemid] = $info;
			$this->itemweight[$itemid] = $weight;
			
		}
		$this->_update_total();
	} // end of add_item
 
 
	function edit_item($itemid,$qty)
	{ // changes an items quantity
 
		if($qty < 1) {
			$this->del_item($itemid);
		} else {
			$this->itemqtys[$itemid] = $qty;
			// uncomment this line if using 
			// the wf_get_price function
			// $this->itemprices[$itemid] = wf_get_price($itemid,$qty);
		}
		$this->_update_total();
	} // end of edit_item
 
 
	function del_item($itemid)
	{ // removes an item from cart
		$ti = array();
		$this->itemqtys[$itemid] = 0;
		foreach($this->items as $item)
		{
			if($item != $itemid)
			{
				$ti[] = $item;
			}
		}
		$this->items = $ti;
		$this->_update_total();
	} //end of del_item
 
 
        function empty_cart()
	{ // empties / resets the cart
            $this->total = 0;
	        $this->itemcount = 0;
	        $this->items = array();
            $this->itemprices = array();
	        $this->itemqtys = array();
            $this->iteminfo = array();
	        $this->itemweight = array();
	} // end of empty cart
 
 
	function _update_total()
	{ // internal function to update the total in the cart
	        $this->itemcount = 0;
		$this->total = 0;
                if(sizeof($this->items > 0))
		{
                        foreach($this->items as $item) {
                                $this->total = $this->total + ($this->itemprices[$item] * $this->itemqtys[$item]);
				$this->itemcount++;
			}
		}
	} // end of update_total
 
}
?>
 
 
// ADD PRODUCT
   	if($_POST['add']) {
		$query= "SELECT * FROM a_attributes WHERE p_id = ".$_POST['id']."";
		$doQuery=mysql_query($query);
		$numrows=mysql_num_rows($doQuery);
			if($numrows>0) {
				$colors=mysql_fetch_array($doQuery);
				$attrib=unserialize($colors['attributes']);
				for ($row = 0; $row < 3; $row++){
					$name = $attrib[$row][0];
					$a = $_POST[$name];
					$note = $note . $name . "-" . $a . " ";
				}	
			}
		$namewattrib = $_POST['name'] . " >> " . $note;
		$cart->add_item($_POST['id'],$_POST['qty'],$_POST['price'],$namewattrib,$_POST['weight']);			
	}
 
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[+][-]06.04.2008 at 03:04PM PDT, ID: 21714577

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About this solution

Zone: PHP Scripting Language
Tags: PHP
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Solution Provided By: UltraFlux
Participating Experts: 0
Solution Grade: A
 
 
 
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20080716-EE-VQP-32 / EE_QW_2_20070628