mirror of
https://codeberg.org/forgejo/forgejo.git
synced 2024-11-14 18:24:14 +01:00
131 lines
3.4 KiB
Go
131 lines
3.4 KiB
Go
// Copyright 2023 The forgejo Authors. All rights reserved.
|
|
// SPDX-License-Identifier: MIT
|
|
|
|
package activitypub
|
|
|
|
import (
|
|
"fmt"
|
|
"net/url"
|
|
"strings"
|
|
|
|
"code.gitea.io/gitea/modules/validation"
|
|
)
|
|
|
|
type PersonId struct {
|
|
userId string
|
|
source string
|
|
schema string
|
|
path string
|
|
host string
|
|
port string
|
|
unvalidatedInput string
|
|
}
|
|
|
|
func NewPersonId(uri string, source string) (PersonId, error) {
|
|
if !validation.IsValidExternalURL(uri) {
|
|
return PersonId{}, fmt.Errorf("uri %s is not a valid external url", uri)
|
|
}
|
|
|
|
validatedUri, _ := url.Parse(uri)
|
|
pathWithUserID := strings.Split(validatedUri.Path, "/")
|
|
|
|
if containsEmptyString(pathWithUserID) {
|
|
pathWithUserID = removeEmptyStrings(pathWithUserID)
|
|
}
|
|
|
|
length := len(pathWithUserID)
|
|
pathWithoutUserID := strings.Join(pathWithUserID[0:length-1], "/")
|
|
userId := pathWithUserID[length-1]
|
|
|
|
actorId := PersonId{
|
|
userId: userId,
|
|
source: source,
|
|
schema: validatedUri.Scheme,
|
|
host: validatedUri.Hostname(),
|
|
path: pathWithoutUserID,
|
|
port: validatedUri.Port(),
|
|
unvalidatedInput: uri,
|
|
}
|
|
if valid, err := actorId.IsValid(); !valid {
|
|
return PersonId{}, err
|
|
}
|
|
|
|
return actorId, nil
|
|
}
|
|
|
|
func (id PersonId) AsUri() string {
|
|
result := ""
|
|
if id.port == "" {
|
|
result = fmt.Sprintf("%s://%s/%s/%s", id.schema, id.host, id.path, id.userId)
|
|
} else {
|
|
result = fmt.Sprintf("%s://%s:%s/%s/%s", id.schema, id.host, id.port, id.path, id.userId)
|
|
}
|
|
return result
|
|
}
|
|
|
|
func (id PersonId) AsWebfinger() string {
|
|
result := fmt.Sprintf("@%s@%s", strings.ToLower(id.userId), strings.ToLower(id.host))
|
|
return result
|
|
}
|
|
|
|
/*
|
|
Validate collects error strings in a slice and returns this
|
|
*/
|
|
func (value PersonId) Validate() []string {
|
|
var result = []string{}
|
|
result = append(result, validation.ValidateNotEmpty(value.userId, "userId")...)
|
|
result = append(result, validation.ValidateNotEmpty(value.source, "source")...)
|
|
result = append(result, validation.ValidateNotEmpty(value.schema, "schema")...)
|
|
result = append(result, validation.ValidateNotEmpty(value.path, "path")...)
|
|
result = append(result, validation.ValidateNotEmpty(value.host, "host")...)
|
|
result = append(result, validation.ValidateNotEmpty(value.unvalidatedInput, "unvalidatedInput")...)
|
|
|
|
result = append(result, validation.ValidateOneOf(value.source, []string{"forgejo", "gitea"})...)
|
|
switch value.source {
|
|
case "forgejo", "gitea":
|
|
if strings.ToLower(value.path) != "api/v1/activitypub/user-id" {
|
|
result = append(result, fmt.Sprintf("path has to be a api path"))
|
|
}
|
|
}
|
|
if value.unvalidatedInput != value.AsUri() {
|
|
result = append(result, fmt.Sprintf("not all input: %q was parsed: %q", value.unvalidatedInput, value.AsUri()))
|
|
}
|
|
|
|
return result
|
|
}
|
|
|
|
/*
|
|
IsValid concatenates the error messages with newlines and returns them if there are any
|
|
*/
|
|
func (a PersonId) IsValid() (bool, error) {
|
|
if err := a.Validate(); len(err) > 0 {
|
|
errString := strings.Join(err, "\n")
|
|
return false, fmt.Errorf(errString)
|
|
}
|
|
return true, nil
|
|
}
|
|
|
|
func (a PersonId) PanicIfInvalid() {
|
|
if valid, err := a.IsValid(); !valid {
|
|
panic(err)
|
|
}
|
|
}
|
|
|
|
func containsEmptyString(ar []string) bool {
|
|
for _, elem := range ar {
|
|
if elem == "" {
|
|
return true
|
|
}
|
|
}
|
|
return false
|
|
}
|
|
|
|
func removeEmptyStrings(ls []string) []string {
|
|
var rs []string
|
|
for _, str := range ls {
|
|
if str != "" {
|
|
rs = append(rs, str)
|
|
}
|
|
}
|
|
return rs
|
|
}
|