<?php
/**
 * @package		HikaShop for Joomla!
 * @version		1.4.3
 * @author		hikashop.com
 * @copyright	(C) 2010 HIKARI SOFTWARE. All rights reserved.
 * @license		GNU/GPLv3 http://www.gnu.org/licenses/gpl-3.0.html
 */
defined('_JEXEC') or die('Restricted access');
?>
<?php
class hikashopCharacteristicType {
	var $characteristics=false;
	var $options="";
	function load($display_type=''){
		$type = 'onclick';
		if($display_type=='dropdown'){
			$type = 'onchange';
		}
		$this->options=' '.$type.'="return hikashopUpdateVariant(this);"';
		$ids = array_keys($this->characteristics);
		$list = '[\''.implode('\',\'',$ids).'\']';
		$js = '
		function hikashopUpdateVariant(obj){
			var options = '.$list.';
			var len = options.length;
			var selection = \'\';
			if(obj.type==\'radio\'){
				var form = eval(\'document.hikashop_product_form\');
				if(form){
					for (var i = 0; i < len; i++){
						var found=false;
						var checkFields = form.elements[\'hikashop_product_characteristic[\'+options[i]+\']\'];
						if(checkFields){
							var len2 = checkFields.length;
							for (var j = 0; j < len2; j++){
								if(checkFields[j].checked){
									selection = selection + \'_\' + checkFields[j].value;
									var found=true;
								}
							}
						}
						if(!found){
							return true;
						}
					}
				}
			}else{
				for (var i = 0; i < len; i++){
					selection = selection + \'_\' + document.getElementById(\'hikashop_product_characteristic_\'+options[i]).value;
				}
			}
			hikashopUpdateVariantData(selection);
			return true;
		}
		function hikashopUpdateVariantData(selection){
			if(selection){
				var names = [\'name\',\'code\',\'image\',\'price\',\'quantity\',\'description\',\'weight\',\'url\',\'id\'];
				var len = names.length;
				for (var i = 0; i < len; i++){
					var el = document.getElementById(\'hikashop_product_\'+names[i]+\'_main\');
					var el2 = document.getElementById(\'hikashop_product_\'+names[i]+selection);
					if(el && el2) el.innerHTML=el2.innerHTML;
				}
			}
			return true;
		}
		';
		$doc =& JFactory::getDocument();
		$doc->addScriptDeclaration($js);
	}
	function displayFE(&$element,$params){
		if(empty($element->main->characteristics)) return '';
		$this->characteristics=&$element->main->characteristics;
		$this->load($params->get('characteristic_display'));
		switch($params->get('characteristic_display')){
			case 'table':
				if(count($this->characteristics)==2){
					$html = '';
					$firstCharacteristic = reset($this->characteristics);
					$secondCharacteristic = end($this->characteristics);
					$html.= '<table class="hikashop_product_characteristic_chooser"><tr><td></td>';
					foreach($secondCharacteristic->values as $value){
						$html.='<td>'.$value->characteristic_value.'</td>';
					}
					$html.='</tr>';
					$this->options=' onclick="return hikashopUpdateVariantData(this.value);"';
					$size=0;
					if(!empty($firstCharacteristic->values)){
						foreach($firstCharacteristic->values as $value){
							$html.='<tr><td style="text-align:right">'.$value->characteristic_value.'</td>';
							if(strlen($value->characteristic_value)>$size)$size=strlen($value->characteristic_value);
							if(!empty($secondCharacteristic->values)){
								foreach($secondCharacteristic->values as $value2){
									$name = '_'.$value->characteristic_id.'_'.$value2->characteristic_id;
									$radio="\n\t<input type=\"radio\" class=\"hikashop_product_characteristic\" name=\"hikashop_product_characteristic\" id=\"hikashop_product_characteristic".$name."\" value=\"".$name."\" ".$this->options;
									if($this->characteristics[$value->characteristic_parent_id]->default->characteristic_id==$value->characteristic_id && $this->characteristics[$value2->characteristic_parent_id]->default->characteristic_id==$value2->characteristic_id){
										$radio.=' checked';
									}
									$radio.=" />";
									$html.='<td>'.$radio.'</td>';
								}
							}
							$html.='</tr>';
						}
					}
					$html.='</table>';
					if($params->get('characteristic_display_text')){
						$space = '';
						for($i=0;$i<=$size;$i++){
							$space.='&nbsp;&nbsp;';
						}
						$html='<table class="hikashop_product_characteristic_chooser"><tr><td></td/><td>'.$space.$firstCharacteristic->characteristic_value.'</td></tr><tr><td>'.$secondCharacteristic->characteristic_value.'</td><td>'.$html.'</td></table>';
					}
					break;
				}
			default:
				$main_html = '<table class="hikashop_product_characteristics_table">';
				foreach($this->characteristics as $characteristic){
					$main_html.='<tr>';
					$values = array();
					if(!empty($characteristic->values)){
						foreach($characteristic->values as $k => $value){
							$values[$k]=$value->characteristic_value;
						}
					}
					$html=$this->display($characteristic->characteristic_id,$characteristic->default->characteristic_id,$values,$params->get('characteristic_display'));
					if($params->get('characteristic_display_text')){
						$html=$characteristic->characteristic_value.'</td><td>'.$html;
					}
					$main_html.='<td>'.$html.'</td></tr>';
				}
				$main_html.='</table>';
				$html = $main_html;
				break;
		}
		$html.='
		<noscript>
			<input type="submit" class="button" name="characteristic" value="'.JText::_('REFRESH_INFORMATION').'"/>
		</noscript>';
		return $html;
	}
	function display($map,$value,$values,$characteristic_display='dropdown'){
		if(empty($values) || !is_array($values)){
			return JText::_('NO_VALUES_FOUND');
		}
		if(is_array($this->characteristics)){
			$characteristic_id = $map;
			$map = 'hikashop_product_characteristic['.$characteristic_id.']';
			$id = 'hikashop_product_characteristic_'.$characteristic_id;
		}else{
			$id = $map;
		}
		$this->values = array();
		foreach($values as $key => $val){
			if(strlen($val)!=0 && empty($val)){
				$val = $val.'&nbsp;';
			}
			$this->values[] = JHTML::_('select.option', $key,$val);
		}
		if($characteristic_display!='radio'){
			$characteristic_display='generic';
		}
		$html = JHTML::_('select.'.$characteristic_display.'list',   $this->values, $map, 'class="inputbox" size="1"'.$this->options, 'value', 'text', (int)$value,$id );
		return $html;
	}
}