mirror of
https://gitee.com/johng/gf
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53 lines
1.1 KiB
Go
53 lines
1.1 KiB
Go
// Copyright GoFrame Author(https://goframe.org). All Rights Reserved.
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//
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// This Source Code Form is subject to the terms of the MIT License.
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// If a copy of the MIT was not distributed with this file,
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// You can obtain one at https://github.com/gogf/gf.
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package builtin
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import (
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"errors"
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"time"
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"github.com/gogf/gf/v2/text/gregex"
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)
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// RuleDate implements `date` rule:
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// Standard date, like: 2006-01-02, 20060102, 2006.01.02.
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//
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// Format: date
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type RuleDate struct{}
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func init() {
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Register(RuleDate{})
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}
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func (r RuleDate) Name() string {
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return "date"
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}
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func (r RuleDate) Message() string {
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return "The {field} value `{value}` is not a valid date"
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}
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func (r RuleDate) Run(in RunInput) error {
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type iTime interface {
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Date() (year int, month time.Month, day int)
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IsZero() bool
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}
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// support for time value, eg: gtime.Time/*gtime.Time, time.Time/*time.Time.
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if obj, ok := in.Value.Val().(iTime); ok {
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if obj.IsZero() {
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return errors.New(in.Message)
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}
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}
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if !gregex.IsMatchString(
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`\d{4}[\.\-\_/]{0,1}\d{2}[\.\-\_/]{0,1}\d{2}`,
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in.Value.String(),
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) {
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return errors.New(in.Message)
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}
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return nil
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}
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