/*

$Id: func.js,v 1.47.2.1 2009/11/18 13:21:03 ferz Exp $

*/

var only_option_amount;

var current_taxes = [];

var product_thumbnail = document.getElementById('product_thumbnail');

var availObj = document.getElementById('product_avail');

/*

	Rebuild page if some options is changed

*/

function check_options() {

	var local_taxes = [];

	var is_rebuild_wholesale = false;

	var variantid = false;



	if (typeof(taxes) != 'undefined') {

		for (var t in taxes) {

			if (hasOwnProperty(taxes, t))

				local_taxes[t] = taxes[t][0];

		}

	}

	price = default_price;



	/* Find variant */

	for (var x in variants) {

		if (!hasOwnProperty(variants, x) || variants[x][1].length == 0)

			continue;



		variantid = x;

		for (var c in variants[x][1]) {

			if (!hasOwnProperty(variants[x][1], c))

				continue;



			if (getPOValue(c) != variants[x][1][c]) {

				variantid = false;

				break;

			}

		}



		if (variantid)

			break;

	}



	/* If variant found ... */

	if (variantid) {

		var max_avail = variants[variantid][0][1];

		price = variants[variantid][0][0];

		orig_price = variants[variantid][0][4];

		avail = variants[variantid][0][1];



		/* Get variant wholesale prices */

		if (variants[variantid][3]) {

			product_wholesale = [];

			for (var t in variants[variantid][3]) {

				if (!hasOwnProperty(variants[variantid][3], t))

					continue;



				var _tmp = modi_price(variants[variantid][3][t][2], cloneObject(variants[variantid][3][t][3]), variants[variantid][3][t][4]);

				product_wholesale[t] = [

					variants[variantid][3][t][0], 

					variants[variantid][3][t][1], 

					_tmp[0],

					[]

				];



				/* Get variant wholesale taxes */

				for (var c in _tmp[1]) {

					if (hasOwnProperty(_tmp[1], c))

						product_wholesale[t][3][c] = _tmp[1][c];

				}

			}

			is_rebuild_wholesale = true;

		}



		/* Get variant taxes */

		for (var t in local_taxes) {

			if (hasOwnProperty(local_taxes, t) && variants[variantid][2][t])

				local_taxes[t] = parseFloat(variants[variantid][2][t]);

		}



		if (!product_thumbnail)

			product_thumbnail = document.getElementById('product_thumbnail');



		/* Change product thumbnail */

		if (product_thumbnail) {

			if (variants[variantid][0][2].src && variants[variantid][0][2].width > 0 && variants[variantid][0][2].height > 0) {

				if (getImgSrc(product_thumbnail) != variants[variantid][0][2].src) {



					if (getImgSrc(product_thumbnail) == product_image.src && typeof(product_image.isPNG) == 'undefined') {

						product_image.isPNG = isPngFix(product_thumbnail);

						product_image.width = product_thumbnail.width;

						product_image.height = product_thumbnail.height;

					}



					product_thumbnail.src = variants[variantid][0][2].src;

					product_thumbnail.width = variants[variantid][0][2]._x;

					product_thumbnail.height = variants[variantid][0][2]._y;

					if (typeof(window.saved_product_thumbnail) != 'undefined' && saved_product_thumbnail)

						saved_product_thumbnail = false;



					if (variants[variantid][0][6] && $.browser.msie)

						pngFix(product_thumbnail);

				}



			} else if (getImgSrc(product_thumbnail) != product_image.src) {

				product_thumbnail.src = product_image.src;

				if (product_image.width > 0 && product_image.height > 0) {

					product_thumbnail.width = product_image.width;

					product_thumbnail.height = product_image.height;

					if (typeof(window.saved_product_thumbnail) != 'undefined' && saved_product_thumbnail)

						saved_product_thumbnail = false;

				}



				if (product_image.isPNG)

					pngFix(product_thumbnail);

			}



			if (max_image_width > 0 && product_thumbnail.width > max_image_width) {

				product_thumbnail.height = Math.round(product_thumbnail.height*max_image_width/product_thumbnail.width);

				product_thumbnail.width = max_image_width;

			}

			if (max_image_height > 0 && product_thumbnail.height > max_image_height) {

				product_thumbnail.width = Math.round(product_thumbnail.width*max_image_height/product_thumbnail.height);

				product_thumbnail.height = max_image_height;

			}

		}



		/* Change product weight */

		if (document.getElementById('product_weight'))

			document.getElementById('product_weight').innerHTML = price_format(variants[variantid][0][3]);



		if (document.getElementById('product_weight_box'))

			document.getElementById('product_weight_box').style.display = parseFloat(variants[variantid][0][3]) > 0 ? "" : "none";



		/* Change product code */

		if (document.getElementById('product_code'))

			document.getElementById('product_code').innerHTML = variants[variantid][0][5];



	}



	if (pconf_price > 0)

		price = pconf_price;



	/* Find modifiers */

	var _tmp = modi_price(price, local_taxes, orig_price);

	price = _tmp[0];

	local_taxes = _tmp[1];

	if (!variantid) {

		product_wholesale = [];

		for (var t in _product_wholesale) {

			if (!hasOwnProperty(_product_wholesale, t))

				continue;



			_tmp = modi_price(_product_wholesale[t][2], _product_wholesale[t][3].slice(0), _product_wholesale[t][4]);

			product_wholesale[t] = [

				_product_wholesale[t][0],

				_product_wholesale[t][1],

				_tmp[0],

				_tmp[1]

			];

		}

		is_rebuild_wholesale = true;

	}



	/* Update taxes */

	for (var t in local_taxes) {

		if (!hasOwnProperty(local_taxes, t))

			continue;



		if (document.getElementById('tax_'+t)) {

			document.getElementById('tax_'+t).innerHTML = price_format(Math.max(local_taxes[t], 0));

		}

		current_taxes[t] = local_taxes[t];

	}



	if (is_rebuild_wholesale)

		rebuild_wholesale();



	/* Update form elements */

	/* Update price */

	if (document.getElementById('product_price'))

		document.getElementById('product_price').innerHTML = price_format(Math.max(price, 0));



	if (document.getElementById('product_price2'))

		document.getElementById('product_price2').innerHTML = price_format(Math.max(price, 0));



	/* Update alt. price */

	if (alter_currency_rate > 0 && document.getElementById('product_alt_price')) {

		var altPrice = price*alter_currency_rate;

		document.getElementById('product_alt_price').innerHTML = price_format(Math.max(altPrice, 0));

	}



	/* Update Save % */

	if (document.getElementById('save_percent') && document.getElementById('save_percent_box') && list_price > 0 && dynamic_save_money_enabled) {

		var save_percent = Math.round(100 - (price / list_price) * 100);

		if (save_percent > 0) {

			document.getElementById('save_percent_box').style.display = '';

			document.getElementById('save_percent').innerHTML = save_percent;



		} else {

			document.getElementById('save_percent_box').style.display = 'none';

			document.getElementById('save_percent').innerHTML = '0';

		}

	}



	/* Update product quantity */

	$('.product-quantity-text').html(avail > 0 ? substitute(txt_items_available, "items", (variantid ? avail : product_avail)) : lbl_no_items_available);

	$('.product-quantity-number').html(avail > 0 ? (variantid ? avail : product_avail) : 0);



	if ((mq > 0 && avail > mq+min_avail) || !is_limit)

		avail = mq + min_avail - 1;



	avail = Math.min(mq, avail);



	var select_avail = min_avail;



	/* Update product quantity selector */

	availObj = document.getElementById(quantity_input_box_enabled ? 'product_avail_input' : 'product_avail');



	if (availObj && availObj.tagName.toUpperCase() == 'SELECT') {



		// Select box

		if (!isNaN(min_avail) && !isNaN(avail)) {

			var first_value = -1;

			if (availObj.options[0])

				first_value = availObj.options[0].value;



			if (first_value == min_avail) {



				/* New and old first value in quantities list is equal */

				if ((avail-min_avail+1) != availObj.options.length) {

					if (availObj.options.length > avail-min_avail+1) {

						var cnt = availObj.options.length;

						for (var x = (avail-min_avail+1 < 0 ? 0 : avail-min_avail+1); x < cnt; x++)

							availObj.options[availObj.options.length-1] = null;



					} else {

						var cnt = availObj.options.length;

						for (var x = cnt+min_avail; x <= avail-min_avail+1; x++)

							availObj.options[cnt++] = new Option(x, x);

					}

				}

			} else {



				/* New and old first value in quantities list is differ */

				var cnt = availObj.options.length - 1;

				while (cnt >= 0)

					availObj.options[cnt--] = null;



				cnt = 0;

				for (var x = min_avail; x <= avail; x++)

					availObj.options[cnt++] = new Option(x, x);

			}

			if (availObj.options.length == 0 || min_avail > avail)

				availObj.options[0] = new Option(txt_out_of_stock, 0);

		}

		select_avail = availObj.options[availObj.selectedIndex].value;



	} else if (availObj && availObj.tagName.toUpperCase() == 'INPUT' && availObj.type.toUpperCase() == 'TEXT') {



		// Input box

        if (!isNaN(min_avail) && !isNaN(avail)) {

			availObj.minQuantity = min_avail;

			availObj.maxQuantity = max_avail;

		}



		if (isNaN(parseInt(availObj.value)) || availObj.value == 0) 

			 availObj.value = min_avail;

		

	    select_avail = availObj.value;

	}







	check_wholesale(select_avail);



	if (alert_msg == 'Y' && min_avail > avail)

		alert(txt_out_of_stock);

	

	/* Check exceptions */

	var ex_flag = check_exceptions();

	if (!ex_flag && (alert_msg == 'Y'))

		alert(exception_msg);



	if (document.getElementById('exception_msg')) {

		if (ex_flag) {

			document.getElementById('exception_msg').style.display = 'none';



		} else {

			document.getElementById('exception_msg').innerHTML = exception_msg_html;

			document.getElementById('exception_msg').style.display = '';

		}

	}



	return true;

}



/*

	Calculate product price with price modificators 

*/

function modi_price(_price, _taxes, _orig_price) {

	var return_price = round(_price, 2);

	//added by dee

	var temp = round(_price, 2);

	//end dee code

	/* List modificators */



	for (var x2 in modifiers) {

		//var value = getPOValue(x2); // commented by dee

		var value = getPOValue_new(x2); // added by dee

		value_array=value;

		eletype=typeof(value_array);
		
		//alert("In modi_price value of value_array=="+value_array);

		if(eletype.toUpperCase()!="STRING") {

			for(counter=0;counter<value_array.length;counter++) {

				value=value_array[counter];

				if (!value || !modifiers[x2][value])

					continue;



				/* Get selected option */

				var elm = modifiers[x2][value];

				return_price += parseFloat(elm[1] == '$' ? elm[0] : (_price*elm[0]/100));

				/* Get tax extra charge */



				for (var t2 in _taxes) {

					if (elm[2][t2]) {

						_taxes[t2] += parseFloat(elm[1] == '$' ? elm[2][t2] : (_orig_price*elm[2][t2]/100));

					}

				}

			}

		}

		else {

			if (!value || !modifiers[x2][value])

				continue;



			/* Get selected option */

			var elm = modifiers[x2][value];

			return_price += parseFloat(elm[1] == '$' ? elm[0] : (_price*elm[0]/100));



			/* Get tax extra charge */

			for (var t2 in _taxes) {

				if (elm[2][t2]) {

					_taxes[t2] += parseFloat(elm[1] == '$' ? elm[2][t2] : (_orig_price*elm[2][t2]/100));

				}

			}

		}

	}

	/*added by dee */



	only_option_amount=return_price-temp;

	if(only_option_amount>0) {

		only_option_amount=only_option_amount-(only_option_amount*(discountonoptions/100));

		return_price=temp+only_option_amount;

	}

	/*end added by dee */



	return [return_price, _taxes];



}



/*

	Check product options exceptions

*/

function check_exceptions() {

	if (!exceptions)

		return true;



	/* List exceptions */

	for (var x in exceptions) {

		if (!hasOwnProperty(exceptions, x) || isNaN(x))

			continue;



		var found = true;

        for (var c in exceptions[x]) {

			if (!hasOwnProperty(exceptions[x], c))

				continue;



			var value = getPOValue(c);

			if (!value)

				return true;



            if (value != exceptions[x][c]) {

				found = false;

				break;

			}

		}

		if (found)

			return false;

	}



	return true;

}



/*

	Rebuild wholesale tables

*/

function rebuild_wholesale() {

	var div = document.getElementById('wl-prices');

	var wl_table = $('table', div).get(0);

	var wl_taxes = $('div', div).get(0);



	if (!div || !wl_table || !wl_taxes)

		return false;



	/* Clear wholesale span object if product wholesale prices service array is empty */

	var i = wl_table.rows.length - 1;

	while (i > 0)

		wl_table.deleteRow(i--);



	if (!product_wholesale || product_wholesale.length == 0) {

		div.style.display = 'none';

		return false;

	}



	/* Display wholesale prices table */

	var str = '';

	var r;

	for (i in product_wholesale) {

		if (!hasOwnProperty(product_wholesale, i) || product_wholesale[i][0] == 0)

			continue;



		r = wl_table.insertRow(-1);

		insert_text = (product_wholesale[i][1] == 0) ? product_wholesale[i][0] + '+' : (product_wholesale[i][1] - product_wholesale[i][0] > 0 ? product_wholesale[i][0] + '-' + product_wholesale[i][1] : product_wholesale[i][0]);

		r.insertCell(-1).innerHTML = insert_text + '&nbsp;' + (product_wholesale[i][0] == 1 ? lbl_item : lbl_items);

		r.insertCell(-1).innerHTML = price_format(product_wholesale[i][2] < 0 ? 0 : product_wholesale[i][2], false, false, false, true);

	}



	if (wl_table.rows.length <= 1) {

        div.style.display = 'none';

		return false;

	}



    /* Display wholesale prices taxes */

    var display_taxes = false;

	if (taxes.length > 0) {

        for (i in taxes) {

            if (hasOwnProperty(taxes, i) && current_taxes[i] > 0)

				display_taxes = true;

        }

    }



	if (!display_taxes) 

 		wl_taxes.style.display = 'none';

	else

		wl_taxes.style.display = '';



    div.style.display = '';



	return true;

}



/*

	Display current wholesale price as product price

*/

function check_wholesale(qty) {

	if (product_wholesale.length == 0)

		return true;



	var wl_taxes = current_taxes.slice(0);

	var wl_price = price;

	for (var x = 0; x < product_wholesale.length; x++) {

		if (product_wholesale[x][0] <= qty && (product_wholesale[x][1] >= qty || product_wholesale[x][1] == 0)) {

			wl_price = product_wholesale[x][2];

			wl_taxes = product_wholesale[x][3].slice(0);

		}



		if (document.getElementById('wp' + x)) {

			var wPrice = price-default_price+product_wholesale[x][2];

			document.getElementById('wp' + x).innerHTML = price_format(Math.max(wPrice, 0));

		}

	}



	if (document.getElementById('product_price'))

		document.getElementById('product_price').innerHTML = price_format(Math.max(wl_price, 0));



	if (document.getElementById('product_price2'))

		document.getElementById('product_price2').innerHTML = price_format(Math.max(wl_price, 0));



	if (alter_currency_rate > 0 && document.getElementById('product_alt_price')) {

		document.getElementById('product_alt_price').innerHTML = price_format(Math.max(wl_price * alter_currency_rate, 0));

	}



	/* Update Save % */

	if (document.getElementById('save_percent') && document.getElementById('save_percent_box') && list_price > 0 && dynamic_save_money_enabled) {

		var save_percent = Math.round(100 - (Math.max(wl_price, 0) / list_price) * 100);

		if (save_percent > 0) {

			document.getElementById('save_percent_box').style.display = '';

			document.getElementById('save_percent').innerHTML = save_percent;

		} else {

			document.getElementById('save_percent_box').style.display = 'none';

			document.getElementById('save_percent').innerHTML = '0';

		}

	}



	for (var x in taxes) {

		if (hasOwnProperty(taxes, x) && document.getElementById('tax_'+x) && wl_taxes[x] && current_taxes[x]) {

			document.getElementById('tax_'+x).innerHTML = price_format(Math.max(wl_taxes[x], 0));

		}

	}



	return true;

}



/*

	Get product option value

*/

function getPOValue(c) {

	if (!document.getElementById('po' + c) || document.getElementById('po' + c).tagName.toUpperCase() != 'SELECT')

		return false;



	return document.getElementById('po'+c).options[document.getElementById('po'+c).selectedIndex].value;

}



/*

    Get product option object by class name / class id

*/

function product_option(classid) {

	if (!isNaN(classid))

		 return document.getElementById("po" + classid);



	if (!names)

		return false;



	for (var x in names) {

		if (!hasOwnProperty(names, x) || names[x]['class_name'] != classid)

			continue;



		return document.getElementById('po' + x);

    }



	return false;

}



/*

	Get product option value by class name / or class id

*/

function product_option_value(classid) {

	var obj = product_option(classid);

	if (!obj)

		return false;



	if (obj.type != 'select-one')

		return obj.value;



	var classid = parseInt(obj.id.substr(2));

	var optionid = parseInt(obj.options[obj.selectedIndex].value);

	if (names[classid] && names[classid]['options'][optionid])

		return names[classid]['options'][optionid];



	return false;

}



/*

	Hide the "Options are expired message" and update product in the cart

*/

function close_opts_expire_msg(cartid) {



	var post_params = 'target=cart&mode=update&product_options=1&id=' + cartid;

	var cart_message_box = document.getElementById('cart_message_' + cartid);



	$.ajax({type: 'POST', url: 'popup_poptions.php', data: post_params});

	if (cart_message_box) {

		cart_message_box.style.display = 'none';

	}



	return false;

}





/* code added by dee*/

function getPOValue_new(c) {

	/* BEGIN options module modification */

	if (document.getElementById('po'+c)) {

		if (document.getElementById('po'+c).tagName.toUpperCase() == 'SELECT') {

			//alert("Select");

			return document.getElementById('po'+c).options[document.getElementById('po'+c).selectedIndex].value;

		}

		else if (document.getElementById('po'+c).tagName.toUpperCase() == 'INPUT') {

			//alert("INPUT");

			var radios = document.getElementById ('po'+c);

			var the_form = radios.form;			

			var the_value= new Array();	

			for(var i=0; i<the_form.length; i++) {

				var temp = the_form.elements[i].type;

				var name = the_form.elements[i].id;



				if((the_form.elements[i].checked) && (name == ('po'+c))) {

					the_value[the_value.length] = the_form.elements[i].value;

				}

			}

			//alert(the_value);

			return the_value;

		}

		else {

			//alert("None");

		}

	}

	else {

		//alert("No Element");

		return false;

	}

}

/* End Code added by dee */