fixes bug to home page login show status

@@ -251,11 +251,11 @@ class DetailModel
      */
     public static function getSizeInfo($productSkn)
     {
-        $result = array();
+        $result = array(); 
 
         if (is_numeric($productSkn)) {
             // 调用服务
-            $sizeInfo = DetailData::sizeInfo($productSkn);
+            $sizeInfo = DetailData::sizeInfo($productSkn);  
 
             // 商品信息
             if (isset($sizeInfo['productDescBo']['erpProductId'])) {
@@ -316,29 +316,32 @@ class DetailModel
                     $referenceList[0] = array('param' => $referenceName);
                 }
 
-                $sizeNameList = array(0 => array('param' => '吊牌尺码')); // 尺码名称
-                $sizeBoGroup = array(); // 尺码按ID分组
-                foreach ($sizeInfo['sizeInfoBo']['sizeAttributeBos'] as $attr) {
-                    $sizeBoGroup[$attr['id']][0] = array('param' => empty($attr['attributeName']) ? ' ' : $attr['attributeName']);
-                }
-                foreach ($sizeInfo['sizeInfoBo']['sizeBoList'] as $value) {
-                    $sizeNameList[] = array('param' => $value['sizeName']);
-                    if (!empty($value['referenceSize']['gender']) && ($value['referenceSize']['gender'] == $gender || $value['referenceSize']['gender'] == 3)) {
-                        $referenceList[] = array('param' => empty($value['referenceSize']['referenceName']) ? ' ' : $value['referenceSize']['referenceName']);
+                if (!empty($sizeInfo['sizeInfoBo']['sizeAttributeBos'])) {
+                    $sizeNameList = array(0 => array('param' => '吊牌尺码')); // 尺码名称
+                    $sizeBoGroup = array(); // 尺码按ID分组
+                    foreach ($sizeInfo['sizeInfoBo']['sizeAttributeBos'] as $attr) {
+                        $sizeBoGroup[$attr['id']][0] = array('param' => empty($attr['attributeName']) ? ' ' : $attr['attributeName']);
                     }
-                    foreach ($value['sortAttributes'] as $attr) {
-                        $sizeBoGroup[$attr['id']][] = array('param' => empty($attr['sizeValue']) ? ' ' : $attr['sizeValue']);
+                    foreach ($sizeInfo['sizeInfoBo']['sizeBoList'] as $value) {
+                        $sizeNameList[] = array('param' => $value['sizeName']);
+                        if (!empty($value['referenceSize']['gender']) && ($value['referenceSize']['gender'] == $gender || $value['referenceSize']['gender'] == 3)) {
+                            $referenceList[] = array('param' => empty($value['referenceSize']['referenceName']) ? ' ' : $value['referenceSize']['referenceName']);
+                        }
+                        foreach ($value['sortAttributes'] as $attr) {
+                            $sizeBoGroup[$attr['id']][] = array('param' => empty($attr['sizeValue']) ? ' ' : $attr['sizeValue']);
+                        }
                     }
-                }
 
-                // 根据模板页面的显示，按表格一列一列来显示
-                $result['sizeInfo']['detail']['list'][0]['params'] = $sizeNameList;
-                if ($showReference) {
-                    $result['sizeInfo']['detail']['list'][1]['params'] = $referenceList;
-                }
-                foreach ($sizeBoGroup as $value) {
-                    $result['sizeInfo']['detail']['list'][]['params'] = $value;
+                    // 根据模板页面的显示，按表格一列一列来显示
+                    $result['sizeInfo']['detail']['list'][0]['params'] = $sizeNameList;
+                    if ($showReference) {
+                        $result['sizeInfo']['detail']['list'][1]['params'] = $referenceList;
+                    }
+                    foreach ($sizeBoGroup as $value) {
+                        $result['sizeInfo']['detail']['list'][]['params'] = $value;
+                    }
                 }
+                
             }
 
             // 测量方式