示例#1
0
//插入
func (this *Application) Insert(name string) *Result {
	db := mymysql.Conn()
	stmt, err := db.Prepare("insert into application(name, token)values(?,?)")
	if err != nil {
		return NewErrorResult(nil)
	}
	defer stmt.Close()
	token := strings.Replace(uuid.NewV4().String(), "-", "", -1)
	if _, err := stmt.Exec(name, token); err != nil {

		errRes := NewErrorResult(nil)
		if e, ok := err.(*mysql.MySQLError); ok {
			//重复主键
			errRes.SetObject(e.Error())
			if e.Number == 1062 {
				errRes.SetCode(mymysql.ErrDupRows)
			} else {
				errRes.SetCode(mymysql.ErrDatabase)
			}
		} else {
			errRes.SetCode(mymysql.ErrDatabase)
		}
		return errRes
	}
	this.Token = token
	return &Result{
		Code:    RESULT_CODE_SUCCESS,
		Object:  this,
		Success: true,
	}
}
示例#2
0
func (this *Application) DeleteById(id int64) *Result {
	db := mymysql.Conn()

	st, err := db.Prepare("DELETE FROM roles WHERE id = ?")
	if err != nil {
		return NewErrorResult(err.Error())
	}
	defer st.Close()

	result, err := st.Exec(id)
	if err != nil {
		return NewErrorResult(err.Error())
	}

	num, _ := result.RowsAffected()
	if num > 0 {
		return &Result{
			Code:    RESULT_CODE_SUCCESS,
			Object:  num,
			Success: true,
		}
	} else {
		return NewErrorResult(err.Error())
	}
}
示例#3
0
//根据应用名称查询
func (this *Application) FindByName(name string) *Result {
	db := mymysql.Conn()
	stmt, err := db.Prepare("select id, name, token from application where name=?")
	if err != nil {
		return NewErrorResult(nil)
	}
	defer stmt.Close()

	row := stmt.QueryRow(name)

	var tmpId sql.NullInt64
	var tmpName sql.NullString
	var tmpToken sql.NullString
	if err := row.Scan(&tmpId, &tmpName, &tmpToken); err != nil {
		errRes := NewErrorResult(err.Error())
		if err == sql.ErrNoRows {
			errRes.SetCode(mymysql.ErrNotFound)
		} else {
			errRes.SetCode(mymysql.ErrDatabase)
		}
		return errRes
	}
	if tmpId.Valid && tmpId.Int64 != 0 {
		if tmpId.Valid {
			this.Id = tmpId.Int64
		}
		if tmpName.Valid {
			this.Name = tmpName.String
		}
		if tmpToken.Valid {
			this.Token = tmpToken.String
		}
		return NewResult(this)
	} else {
		return NewResult(nil)
	}
}
示例#4
0
func (this *Application) UpdateByName(name string) *Result {
	db := mymysql.Conn()
	stmt, err := db.Prepare("update application set token=? where name=?")
	if err != nil {
		return NewErrorResult(nil)
	}
	defer stmt.Close()
	token := strings.Replace(uuid.NewV4().String(), "-", "", -1)

	result, err := stmt.Exec(token, name)
	if err != nil {
		return NewErrorResult(err.Error())
	}
	num, err := result.RowsAffected()
	if num > 0 {
		return &Result{
			Code:    RESULT_CODE_SUCCESS,
			Object:  token,
			Success: true,
		}
	} else {
		return NewErrorResult(err.Error())
	}
}
示例#5
0
//根据查询条件获取数据
func (this *Application) GetAll(queryVal map[string]string, limit int64, offset int64) (apps []Application, err error) {

	sqlStr := "select id,name,token from application"
	if len(queryVal) > 0 {
		sqlStr += " where "
		first := true
		for k, v := range queryVal {
			if !first {
				sqlStr += " AND "
			} else {
				first = false
			}
			sqlStr += k
			sqlStr += " = "
			sqlStr += "'"
			sqlStr += v
			sqlStr += "'"
		}
	}
	sqlStr += " LIMIT " + fmt.Sprintf("%d", limit)
	if offset > 0 {
		sqlStr += " OFFSET " + fmt.Sprintf("%d", offset)
	}

	db := mymysql.Conn()

	st, err := db.Prepare(sqlStr)
	if err != nil {
		return nil, err
	}
	defer st.Close()
	rows, err := st.Query()
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	apps = make([]Application, 0, limit)
	for rows.Next() {
		var tmpId sql.NullInt64
		var tmpName sql.NullString
		var tmpToken sql.NullString
		if err := rows.Scan(&tmpId, &tmpName, &tmpToken); err != nil {
			return nil, err
		}
		r := Application{}
		if tmpId.Valid {
			r.Id = tmpId.Int64
		}
		if tmpName.Valid {
			r.Name = tmpName.String
		}
		if tmpToken.Valid {
			r.Token = tmpToken.String
		}
		apps = append(apps, r)
	}
	if err := rows.Err(); err != nil {
		return nil, err
	}
	return apps, nil
}