多选风格，保留一个标签

@@ -622,18 +622,18 @@ class HelperSearch
         }
         $result = array();
         $style = $filter['style'];
+        $styleNum = 0;
+        $styleName = '';
         foreach ($style as $v) {
             //选中的筛选条件
             if (in_array($v['style_id'], $styleIds)) {
-                $selectedStyle = explode(',', self::$params['style']);
-                $selectedKey = array_search($v['style_id'], $selectedStyle);
-                unset($selectedStyle[$selectedKey]);
-                $selectedParams = $params;
-                $selectedParams['style'] = implode(',', $selectedStyle);
-                self::$selected['style'][] = array(
-                    'name' => $v['style_name'],
-                    'href' => self::buildUrl($selectedParams)
-                );
+                if (!$styleNum) {
+                    $styleName = $v['style_name']."、";
+                }
+                elseif ($styleNum ===1){
+                    $styleName .= substr($v['style_name'], 0, 3).'...';
+                }
+                $styleNum ++;
             }
             $selectedStyle = isset(self::$params['style']) && !empty(self::$params['style']) ? explode(',', self::$params['style']) : array();
             //风格id在提交的参数中，构造url参数去除该风格id
@@ -657,9 +657,11 @@ class HelperSearch
                 'href' => $url,
             );
         }
-        //搜索页已选中，返回空
-        if (self::checkSearch('style')) {
-            return array();
+        if (isset(self::$params['style']) && !empty(self::$params['style'])) {
+            self::$selected['style'] = array(
+                'name' => rtrim($styleName, '、'),
+                'href' => self::buildUrl($params)
+            );
         }
         $data[0] = array(
             'attr' => 'style',
@@ -677,6 +679,10 @@ class HelperSearch
         $style = self::style($filter);
         $other = self::standard($filter);
         $result = array_merge($style,$other);
+        //搜索页已选中，返回空
+        if (self::checkSearch('style') || self::checkSearch('parameter')) {
+            return array();
+        }
         return $result;
     }
 
@@ -1110,8 +1116,12 @@ class HelperSearch
 
     public static function checkSearch($param)
     {
-        if (isset(self::$params[$param]) && isset(self::$options['controller']) && self::$options['controller'] == 'Search') {
-            return true;
+        if (isset(self::$options['controller']) && self::$options['controller'] == 'Search') {
+            foreach (self::$params as $key =>$val) {
+                if (strpos($key, $param) !== false) {
+                    return true;
+                }
+            }
         }
 
     }