mautrix-go/bridge/bridgeconfig/permissions.go

72 lines
1.7 KiB
Go

// Copyright (c) 2023 Tulir Asokan
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
package bridgeconfig
import (
"strconv"
"strings"
"maunium.net/go/mautrix/id"
)
type PermissionConfig map[string]PermissionLevel
type PermissionLevel int
const (
PermissionLevelBlock PermissionLevel = 0
PermissionLevelRelay PermissionLevel = 5
PermissionLevelUser PermissionLevel = 10
PermissionLevelAdmin PermissionLevel = 100
)
var namesToLevels = map[string]PermissionLevel{
"block": PermissionLevelBlock,
"relay": PermissionLevelRelay,
"user": PermissionLevelUser,
"admin": PermissionLevelAdmin,
}
func RegisterPermissionLevel(name string, level PermissionLevel) {
namesToLevels[name] = level
}
func (pc *PermissionConfig) UnmarshalYAML(unmarshal func(interface{}) error) error {
rawPC := make(map[string]string)
err := unmarshal(&rawPC)
if err != nil {
return err
}
if *pc == nil {
*pc = make(map[string]PermissionLevel)
}
for key, value := range rawPC {
level, ok := namesToLevels[strings.ToLower(value)]
if ok {
(*pc)[key] = level
} else if val, err := strconv.Atoi(value); err == nil {
(*pc)[key] = PermissionLevel(val)
} else {
(*pc)[key] = PermissionLevelBlock
}
}
return nil
}
func (pc PermissionConfig) Get(userID id.UserID) PermissionLevel {
if level, ok := pc[string(userID)]; ok {
return level
} else if level, ok = pc[userID.Homeserver()]; len(userID.Homeserver()) > 0 && ok {
return level
} else if level, ok = pc["*"]; ok {
return level
} else {
return PermissionLevelBlock
}
}