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hyhproject/home2/model/Attributes.php

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+<?php
+namespace wstmart\home\model;
+use wstmart\common\model\GoodsCats as M;
+/**
+ * ============================================================================
+ * 商品属性分类
+ */
+class Attributes extends Base{
+	/**
+	 * 获取可供筛选的商品属性
+	 */
+	public function listQueryByFilter($catId){
+		$m = new M();
+		$ids = $m->getParentIs($catId);
+		if(!empty($ids)){
+			$catIds = [];
+			foreach ($ids as $key =>$v){
+				$catIds[] = $v;
+			}
+			/*$attrs = $this->alias('a')
+						  ->join('__GOODS_ATTRIBUTES__ ga','ga.attrId=a.attrId','inner')
+						  ->where(['a.goodsCatId'=>['in',$catIds],'a.isShow'=>1,'a.dataFlag'=>1,'a.attrType'=>['<>',0]])
+			     		  ->field('a.attrId,a.attrName,a.attrVal')->order('a.attrSort asc')->select();*/
+
+			// 取出分类下有设置的属性。
+			$attrs = $this->alias('a')
+					  ->join('__GOODS_ATTRIBUTES__ ga','ga.attrId=a.attrId','inner')
+					  ->field('ga.attrId,GROUP_CONCAT(distinct ga.attrVal) attrVal,a.attrName')
+					  ->where(['a.goodsCatId'=>['in',$catIds],'a.isShow'=>1,'a.dataFlag'=>1,'a.attrType'=>['<>',0]])
+					  ->group('ga.attrId')
+					  ->order('a.attrSort asc')
+					  ->select();
+			foreach ($attrs as $key =>$v){
+			    $attrs[$key]['attrVal'] = explode(',',$v['attrVal']);
+			}
+			return $attrs;
+		}
+		return [];
+	}
+	/**
+	* 根据商品id获取可供选择的属性
+	*/
+	public function getAttribute($goodsId){
+		if(empty($goodsId))return [];
+		$attrs = $this->alias('a')
+					  ->join('__GOODS_ATTRIBUTES__ ga','ga.attrId=a.attrId','inner')
+					  ->field('ga.attrId,GROUP_CONCAT(distinct ga.attrVal) attrVal,a.attrName')
+					  ->where(['ga.goodsId'=>['in',$goodsId],
+					  		   'a.isShow'=>1,
+					  		   'a.dataFlag'=>1,
+					  		   'a.attrType'=>['<>',0]])
+					  ->group('ga.attrId')
+					  ->order('a.attrSort asc')
+					  ->select();
+		if(empty($attrs))return [];
+		foreach ($attrs as $key =>$v){
+			    $attrs[$key]['attrVal'] = explode(',',$v['attrVal']);
+		}
+		return $attrs;
+	}
+}