/
gvalid_validator_rule_required.go
114 lines (105 loc) · 2.59 KB
/
gvalid_validator_rule_required.go
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// Copyright GoFrame Author(https://goframe.org). All Rights Reserved.
//
// This Source Code Form is subject to the terms of the MIT License.
// If a copy of the MIT was not distributed with this file,
// You can obtain one at https://github.com/gogf/gf.
package gvalid
import (
"strings"
)
// checkRequired checks <value> using required rules.
func (v *Validator) checkRequired(value, ruleKey, ruleVal string, params map[string]string) bool {
required := false
switch ruleKey {
// Required.
case "required":
required = true
// Required unless all given field and its value are equal.
// Example: required-if: id,1,age,18
case "required-if":
required = false
array := strings.Split(ruleVal, ",")
// It supports multiple field and value pairs.
if len(array)%2 == 0 {
for i := 0; i < len(array); {
tk := array[i]
tv := array[i+1]
if v, ok := params[tk]; ok {
if strings.Compare(tv, v) == 0 {
required = true
break
}
}
i += 2
}
}
// Required unless all given field and its value are not equal.
// Example: required-unless: id,1,age,18
case "required-unless":
required = true
array := strings.Split(ruleVal, ",")
// It supports multiple field and value pairs.
if len(array)%2 == 0 {
for i := 0; i < len(array); {
tk := array[i]
tv := array[i+1]
if v, ok := params[tk]; ok {
if strings.Compare(tv, v) == 0 {
required = false
break
}
}
i += 2
}
}
// Required if any of given fields are not empty.
// Example: required-with:id,name
case "required-with":
required = false
array := strings.Split(ruleVal, ",")
for i := 0; i < len(array); i++ {
if params[array[i]] != "" {
required = true
break
}
}
// Required if all of given fields are not empty.
// Example: required-with:id,name
case "required-with-all":
required = true
array := strings.Split(ruleVal, ",")
for i := 0; i < len(array); i++ {
if params[array[i]] == "" {
required = false
break
}
}
// Required if any of given fields are empty.
// Example: required-with:id,name
case "required-without":
required = false
array := strings.Split(ruleVal, ",")
for i := 0; i < len(array); i++ {
if params[array[i]] == "" {
required = true
break
}
}
// Required if all of given fields are empty.
// Example: required-with:id,name
case "required-without-all":
required = true
array := strings.Split(ruleVal, ",")
for i := 0; i < len(array); i++ {
if params[array[i]] != "" {
required = false
break
}
}
}
if required {
return !(value == "")
} else {
return true
}
}