67 lines
1.7 KiB
Go
67 lines
1.7 KiB
Go
package sec
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import (
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"fmt"
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"reflect"
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)
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func (v UserInfo) HasPermNode(requiredKey string, requiredValue any) bool {
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if heldValue, ok := v.PermNodes[requiredKey]; ok {
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return comparePermNode(heldValue, requiredValue)
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}
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return false
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}
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func (v UserInfo) HasPermNodeWithDefault(requiredKey string, requiredValue any, defaultValue any) bool {
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if heldValue, ok := v.PermNodes[requiredKey]; ok {
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return comparePermNode(heldValue, requiredValue)
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}
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return comparePermNode(defaultValue, requiredValue)
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}
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func comparePermNode(held any, required any) bool {
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isNumeric := func(val reflect.Value) bool {
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kind := val.Kind()
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return kind >= reflect.Int && kind <= reflect.Uint64 || kind >= reflect.Float32 && kind <= reflect.Float64
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}
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toFloat64 := func(val reflect.Value) float64 {
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switch val.Kind() {
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case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
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return float64(val.Int())
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case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
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return float64(val.Uint())
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case reflect.Float32, reflect.Float64:
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return val.Float()
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default:
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panic(fmt.Sprintf("non-numeric value of kind %s", val.Kind()))
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}
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}
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heldValue := reflect.ValueOf(held)
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requiredValue := reflect.ValueOf(required)
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switch heldValue.Kind() {
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case reflect.String:
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if heldValue.String() == requiredValue.String() {
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return true
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}
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case reflect.Slice, reflect.Array:
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for i := 0; i < heldValue.Len(); i++ {
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if reflect.DeepEqual(heldValue.Index(i).Interface(), required) {
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return true
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}
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}
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default:
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if isNumeric(heldValue) && isNumeric(requiredValue) {
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return toFloat64(heldValue) >= toFloat64(requiredValue)
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}
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if reflect.DeepEqual(held, required) {
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return true
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}
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}
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return false
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}
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