优化获取widget的关联信息，修改为批量从数据获取到关联信息 #2040
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优化代码，优化获取widget的关联信息，修改为批量从数据获取到关联信息
看原代码获取到widget的关联信息是通过遍历widget，然后每次循环到数据库中获取的关联信息的，这样当要遍历的widget比较多的时候，可能会比较慢
我优化了这部分代码，先在遍历widget信息之前先批量获取从数据库获取到widget的关联信息，然后再在循环中赋值，这样就不用查询多次数据库，提高处理速度