Mongoose字段验证无法正常工作

时间:2018-05-01 23:44:00

标签: node.js validation mongoose

我正在使用库validator验证我的Mongoose模式中的日期。

我有以下代码:

var validator = require('validator');

var TesteSchema = new Schema({
  testeData: { type: Date, required: true, validate: validator.isISO8601}

由于Mongoose以ISO8601格式保存日期,因此我会对其进行验证。但问题是验证返回错误,即使我提供了有效的ISO日期。

1 个答案:

答案 0 :(得分:0)

扩展我的评论:“验证器函数需要string,但是在验证程序执行时,Mongoose已经将值转换为date。”

请参阅以下代码,了解相关情况:

const mongoose = require('mongoose');

const TesteSchema = new mongoose.Schema({
  testeData: {
    type: Date,
    required: true,
    validate: (v) => v instanceof Date
  }
});
const Teste = mongoose.model('Teste', TesteSchema);

const teste = new Teste({
  testeData: '11/11/2018'
});

teste.validate(); // true

更新

验证字符串输入的一种方法是将值存储为字符串,如果需要还有日期版本,则可以使用setter将此值存储到另一个要存储的属性。

const mongoose = require('mongoose');
const validator = require('validator');

const TesteSchema = new mongoose.Schema({
  testeData: {
    type: String,
    required: true,
    validate: validator.isISO8601,
    set: function (d) { return this._testeData = d; }
  },
  _testeData: {
    type: Date,
    required: true
  }
});
const Teste = mongoose.model('Teste', TesteSchema);

const testeBad = new Teste({
  testeData: '11/11/2018'
});
console.log(testeBad);
/*
{
  _id: ObjectId('5aeb55c58e374e7034c8a1bb'),
  _testeData: IsoDate('Sun Nov 11 2018 00:00:00 GMT-0500 (EST)'),
  testeData: '11/11/2018'
}
*/
testeBad.validate(); // Teste validation failed: testeData: Validator failed for path `testeData` with value `11/11/2018`

const testeGood = new Teste({
  testeData: '2018-11-11T00:00:00'
});
console.log(testeGood);
/*
{
  _id: ObjectId('5aeb55c58e374e7034c8a1bc'),
  _testeData: IsoDate('Sun Nov 11 2018 00:00:00 GMT-0500 (EST)'),
  testeData: '2018-11-11T00:00:00'
}
*/
testeGood.validate(); // true