mirror of
https://github.com/superseriousbusiness/gotosocial.git
synced 2024-12-25 08:18:49 +01:00
60 lines
1.9 KiB
Go
60 lines
1.9 KiB
Go
/*
|
|
GoToSocial
|
|
Copyright (C) 2021-2023 GoToSocial Authors admin@gotosocial.org
|
|
|
|
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 util
|
|
|
|
import (
|
|
"fmt"
|
|
"strings"
|
|
|
|
"github.com/superseriousbusiness/gotosocial/internal/regexes"
|
|
)
|
|
|
|
// ExtractNamestringParts extracts the username test_user and
|
|
// the domain example.org from a string like @test_user@example.org.
|
|
//
|
|
// If nothing is matched, it will return an error.
|
|
func ExtractNamestringParts(mention string) (username, host string, err error) {
|
|
matches := regexes.MentionName.FindStringSubmatch(mention)
|
|
switch len(matches) {
|
|
case 2:
|
|
return matches[1], "", nil
|
|
case 3:
|
|
return matches[1], matches[2], nil
|
|
default:
|
|
return "", "", fmt.Errorf("couldn't match mention %s", mention)
|
|
}
|
|
}
|
|
|
|
// ExtractWebfingerParts returns username test_user and
|
|
// domain example.org from a string like acct:test_user@example.org,
|
|
// or acct:@test_user@example.org.
|
|
//
|
|
// If nothing is extracted, it will return an error.
|
|
func ExtractWebfingerParts(webfinger string) (username, host string, err error) {
|
|
// remove the acct: prefix if it's present
|
|
webfinger = strings.TrimPrefix(webfinger, "acct:")
|
|
|
|
// prepend an @ if necessary
|
|
if webfinger[0] != '@' {
|
|
webfinger = "@" + webfinger
|
|
}
|
|
|
|
return ExtractNamestringParts(webfinger)
|
|
}
|