nextcloud-spreed-signaling/geoip/geoip.go
Joachim Bauch 231f7c8af4
Move geo related code to "geoip" package.
With that, add dedicated types for "Country" and "Continent".
2026-01-12 13:16:33 +01:00

98 lines
2.1 KiB
Go

/**
* Standalone signaling server for the Nextcloud Spreed app.
* Copyright (C) 2025 struktur AG
*
* @author Joachim Bauch <bauch@struktur.de>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package geoip
import "strings"
type (
Country string
Continent string
)
var (
NoCountry = Country("no-country")
noCountryUpper = Country(strings.ToUpper("no-country"))
Loopback = Country("loopback")
loopbackUpper = Country(strings.ToUpper("loopback"))
UnknownCountry = Country("unknown-country")
unknownCountryUpper = Country(strings.ToUpper("unknown-country"))
)
func IsValidCountry(country Country) bool {
switch country {
case "":
fallthrough
case NoCountry:
fallthrough
case noCountryUpper:
fallthrough
case Loopback:
fallthrough
case loopbackUpper:
fallthrough
case UnknownCountry:
fallthrough
case unknownCountryUpper:
return false
default:
return true
}
}
func LookupContinents(country Country) []Continent {
continents, found := ContinentMap[country]
if !found {
return nil
}
return continents
}
func IsValidContinent(continent Continent) bool {
switch continent {
case "AF":
// Africa
fallthrough
case "AN":
// Antartica
fallthrough
case "AS":
// Asia
fallthrough
case "EU":
// Europe
fallthrough
case "NA":
// North America
fallthrough
case "SA":
// South America
fallthrough
case "OC":
// Oceania
return true
default:
return false
}
}