修复bug

application/common/model/Attribute.php

@@ -33,7 +33,7 @@ class Attribute extends Base{
 					'is_must'  => $data['is_must'],
 					'sort' => 0,
 				);
-				$attr['after'] = db('Attribute')->where('model_id', $data['model_id'])->order('id desc')->value('name');
+				$attr['after'] = db('Attribute')->where('name', '<>', $data['name'])->where('model_id', $data['model_id'])->order('id desc')->value('name');
 				return $db->columField(strtolower($name), $attr)->query();
 			}
 		});
@@ -76,28 +76,6 @@ class Attribute extends Base{
 		return $list;
 	}
 
-	public function change(){
-		$data = \think\Request::instance()->post();
-
-		if ($data['id']) {
-			$status = $this->validate('attribute.edit')->save($data, array('id'=>$data['id']));
-		}else{
-			$status = $this->validate('attribute.add')->save($data);
-		}
-		
-		if (false !== $status) {
-			//在数据库内添加字段
-			$result = $this->checkTableField($data);
-			if (!$result) {
-				$this->error = "字段创建失败！";
-				return false;
-			}
-			return $status;
-		}else{
-			return false;
-		}
-	}
-
 	public function del($id, $model_id){
 		$map['id'] = $id;
 		$info = $this->find($id);
@@ -124,45 +102,4 @@ class Attribute extends Base{
 			return false;
 		}
 	}
-
-	protected function checkTableField($field){
-		$model = db('Model')->find($field['model_id']);
-		if ($model['extend'] == 1) {
-			$tablename = 'document_'.$model['name'];
-			$key = "doc_id";
-		}else{
-			$tablename = $model['name'];
-			$key = "id";
-		}
-
-		//实例化一个数据库操作类
-		$db = new \com\Datatable();
-		//检查表是否存在并创建
-		if (!$db->CheckTable($tablename)) {
-			//创建新表
-			$db->start_table($tablename)->create_id($key)->create_key($key)->end_table()->query();
-		};
-		$oldname = "";
-		if ($field['id']) {
-			$oldname = $this->db()->where(array('id'=>$field['id']))->value('name');
-		}
-		$attribute_type = get_attribute_type();
-		$field['field'] = $field['name'];
-		$field['type'] = $attribute_type[$field['type']][1];  
-		$field['is_null'] = $field['is_must'];  //是否为null
-		$field['default'] = $field['value'];    //字段默认值
-		$field['comment'] = $field['remark'];   //字段注释
-		if($db->CheckField($tablename,$oldname) && $oldname){
-			$field['action'] = 'CHANGE';
-			$field['oldname'] = $oldname;
-			$field['newname'] = $field['name'];
-			$db->colum_field($tablename,$field);
-		}else{
-			$field['action'] = 'ADD';
-			$db->colum_field($tablename,$field);
-		}
-
-		$result = $db->create();
-		return $result;
-	}
 }