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package home
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import (
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"github.com/gin-gonic/gin"
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"goskeleton/app/global/consts"
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"goskeleton/app/http/controller/api"
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common_data_type "goskeleton/app/http/validator/common/data_type"
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"goskeleton/app/http/validator/core/data_transfer"
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"goskeleton/app/utils/response"
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)
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// 门户类前端接口模拟一个获取新闻的参数验证器
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type News struct {
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NewsType string `form:"newsType" json:"newsType" binding:"required,min=1"` // 验证规则：必填，最小长度为1
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common_data_type.Page
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}
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func (n News) CheckParams(context *gin.Context) {
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//1.先按照验证器提供的基本语法，基本可以校验90%以上的不合格参数
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if err := context.ShouldBind(&n); err != nil {
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// 将表单参数验证器出现的错误直接交给错误翻译器统一处理即可
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response.ValidatorError(context, err)
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return
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}
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// 该函数主要是将绑定的数据以 键=>值 形式直接传递给下一步（控制器）
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extraAddBindDataContext := data_transfer.DataAddContext(n, consts.ValidatorPrefix, context)
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if extraAddBindDataContext == nil {
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response.ErrorSystem(context, "HomeNews表单验证器json化失败", "")
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} else {
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// 验证完成，调用控制器,并将验证器成员(字段)递给控制器，保持上下文数据一致性
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(&api.Home{}).News(extraAddBindDataContext)
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}
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}
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