From dd136858f1ea40ad3c94191d647487fa4f31926c Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 18 Oct 2024 20:33:49 +0200 Subject: Adding upstream version 9.0.0. Signed-off-by: Daniel Baumann --- modules/forgefed/actor.go | 218 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 218 insertions(+) create mode 100644 modules/forgefed/actor.go (limited to 'modules/forgefed/actor.go') diff --git a/modules/forgefed/actor.go b/modules/forgefed/actor.go new file mode 100644 index 0000000..0ef4618 --- /dev/null +++ b/modules/forgefed/actor.go @@ -0,0 +1,218 @@ +// Copyright 2023, 2024 The Forgejo Authors. All rights reserved. +// SPDX-License-Identifier: MIT + +package forgefed + +import ( + "fmt" + "net/url" + "strings" + + "code.gitea.io/gitea/modules/validation" + + ap "github.com/go-ap/activitypub" +) + +// ----------------------------- ActorID -------------------------------------------- +type ActorID struct { + ID string + Source string + Schema string + Path string + Host string + Port string + UnvalidatedInput string +} + +// Factory function for ActorID. Created struct is asserted to be valid +func NewActorID(uri string) (ActorID, error) { + result, err := newActorID(uri) + if err != nil { + return ActorID{}, err + } + + if valid, err := validation.IsValid(result); !valid { + return ActorID{}, err + } + + return result, nil +} + +func (id ActorID) AsURI() string { + var result string + if id.Port == "" { + result = fmt.Sprintf("%s://%s/%s/%s", id.Schema, id.Host, id.Path, id.ID) + } else { + result = fmt.Sprintf("%s://%s:%s/%s/%s", id.Schema, id.Host, id.Port, id.Path, id.ID) + } + return result +} + +func (id ActorID) Validate() []string { + var result []string + result = append(result, validation.ValidateNotEmpty(id.ID, "userId")...) + result = append(result, validation.ValidateNotEmpty(id.Schema, "schema")...) + result = append(result, validation.ValidateNotEmpty(id.Path, "path")...) + result = append(result, validation.ValidateNotEmpty(id.Host, "host")...) + result = append(result, validation.ValidateNotEmpty(id.UnvalidatedInput, "unvalidatedInput")...) + + if id.UnvalidatedInput != id.AsURI() { + result = append(result, fmt.Sprintf("not all input was parsed, \nUnvalidated Input:%q \nParsed URI: %q", id.UnvalidatedInput, id.AsURI())) + } + + return result +} + +// ----------------------------- PersonID -------------------------------------------- +type PersonID struct { + ActorID +} + +// Factory function for PersonID. Created struct is asserted to be valid +func NewPersonID(uri, source string) (PersonID, error) { + result, err := newActorID(uri) + if err != nil { + return PersonID{}, err + } + result.Source = source + + // validate Person specific path + personID := PersonID{result} + if valid, err := validation.IsValid(personID); !valid { + return PersonID{}, err + } + + return personID, nil +} + +func (id PersonID) AsWebfinger() string { + result := fmt.Sprintf("@%s@%s", strings.ToLower(id.ID), strings.ToLower(id.Host)) + return result +} + +func (id PersonID) AsLoginName() string { + result := fmt.Sprintf("%s%s", strings.ToLower(id.ID), id.HostSuffix()) + return result +} + +func (id PersonID) HostSuffix() string { + result := fmt.Sprintf("-%s", strings.ToLower(id.Host)) + return result +} + +func (id PersonID) Validate() []string { + result := id.ActorID.Validate() + result = append(result, validation.ValidateNotEmpty(id.Source, "source")...) + result = append(result, validation.ValidateOneOf(id.Source, []any{"forgejo", "gitea"}, "Source")...) + switch id.Source { + case "forgejo", "gitea": + if strings.ToLower(id.Path) != "api/v1/activitypub/user-id" && strings.ToLower(id.Path) != "api/activitypub/user-id" { + result = append(result, fmt.Sprintf("path: %q has to be a person specific api path", id.Path)) + } + } + return result +} + +// ----------------------------- RepositoryID -------------------------------------------- + +type RepositoryID struct { + ActorID +} + +// Factory function for RepositoryID. Created struct is asserted to be valid. +func NewRepositoryID(uri, source string) (RepositoryID, error) { + result, err := newActorID(uri) + if err != nil { + return RepositoryID{}, err + } + result.Source = source + + // validate Person specific + repoID := RepositoryID{result} + if valid, err := validation.IsValid(repoID); !valid { + return RepositoryID{}, err + } + + return repoID, nil +} + +func (id RepositoryID) Validate() []string { + result := id.ActorID.Validate() + result = append(result, validation.ValidateNotEmpty(id.Source, "source")...) + result = append(result, validation.ValidateOneOf(id.Source, []any{"forgejo", "gitea"}, "Source")...) + switch id.Source { + case "forgejo", "gitea": + if strings.ToLower(id.Path) != "api/v1/activitypub/repository-id" && strings.ToLower(id.Path) != "api/activitypub/repository-id" { + result = append(result, fmt.Sprintf("path: %q has to be a repo specific api path", id.Path)) + } + } + return result +} + +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 +} + +func newActorID(uri string) (ActorID, error) { + validatedURI, err := url.ParseRequestURI(uri) + if err != nil { + return ActorID{}, err + } + pathWithActorID := strings.Split(validatedURI.Path, "/") + if containsEmptyString(pathWithActorID) { + pathWithActorID = removeEmptyStrings(pathWithActorID) + } + length := len(pathWithActorID) + pathWithoutActorID := strings.Join(pathWithActorID[0:length-1], "/") + id := pathWithActorID[length-1] + + result := ActorID{} + result.ID = id + result.Schema = validatedURI.Scheme + result.Host = validatedURI.Hostname() + result.Path = pathWithoutActorID + result.Port = validatedURI.Port() + result.UnvalidatedInput = uri + return result, nil +} + +// ----------------------------- ForgePerson ------------------------------------- + +// ForgePerson activity data type +// swagger:model +type ForgePerson struct { + // swagger:ignore + ap.Actor +} + +func (s ForgePerson) MarshalJSON() ([]byte, error) { + return s.Actor.MarshalJSON() +} + +func (s *ForgePerson) UnmarshalJSON(data []byte) error { + return s.Actor.UnmarshalJSON(data) +} + +func (s ForgePerson) Validate() []string { + var result []string + result = append(result, validation.ValidateNotEmpty(string(s.Type), "Type")...) + result = append(result, validation.ValidateOneOf(string(s.Type), []any{string(ap.PersonType)}, "Type")...) + result = append(result, validation.ValidateNotEmpty(s.PreferredUsername.String(), "PreferredUsername")...) + + return result +} -- cgit v1.2.3