mirror of
https://gitee.com/johng/gf
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75 lines
1.7 KiB
Go
75 lines
1.7 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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"strings"
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"github.com/gogf/gf/v2/errors/gcode"
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"github.com/gogf/gf/v2/errors/gerror"
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"github.com/gogf/gf/v2/util/gconv"
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"github.com/gogf/gf/v2/util/gutil"
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)
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// RuleRequiredIf implements `required-if` rule:
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// Required if any of given field and its value are equal.
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//
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// Format: required-if:field,value,...
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// Example: required-if:id,1,age,18
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type RuleRequiredIf struct{}
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func init() {
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Register(RuleRequiredIf{})
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}
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func (r RuleRequiredIf) Name() string {
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return "required-if"
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}
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func (r RuleRequiredIf) Message() string {
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return "The {field} field is required"
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}
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func (r RuleRequiredIf) Run(in RunInput) error {
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var (
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required = false
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array = strings.Split(in.RulePattern, ",")
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foundValue interface{}
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dataMap = in.Data.Map()
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)
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if len(array)%2 != 0 {
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return gerror.NewCodef(
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gcode.CodeInvalidParameter,
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`invalid "%s" rule pattern: %s`,
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r.Name(),
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in.RulePattern,
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)
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}
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// It supports multiple field and value pairs.
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for i := 0; i < len(array); {
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var (
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tk = array[i]
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tv = array[i+1]
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)
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_, foundValue = gutil.MapPossibleItemByKey(dataMap, tk)
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if in.Option.CaseInsensitive {
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required = strings.EqualFold(tv, gconv.String(foundValue))
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} else {
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required = strings.Compare(tv, gconv.String(foundValue)) == 0
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}
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if required {
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break
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}
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i += 2
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}
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if required && isRequiredEmpty(in.Value.Val()) {
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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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