gotosocial/internal/message/accountprocess.go
2021-05-28 22:47:18 +02:00

554 lines
18 KiB
Go

/*
GoToSocial
Copyright (C) 2021 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 message
import (
"errors"
"fmt"
"github.com/google/uuid"
apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
"github.com/superseriousbusiness/gotosocial/internal/db"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
"github.com/superseriousbusiness/gotosocial/internal/oauth"
"github.com/superseriousbusiness/gotosocial/internal/util"
)
// accountCreate does the dirty work of making an account and user in the database.
// It then returns a token to the caller, for use with the new account, as per the
// spec here: https://docs.joinmastodon.org/methods/accounts/
func (p *processor) AccountCreate(authed *oauth.Auth, form *apimodel.AccountCreateRequest) (*apimodel.Token, error) {
l := p.log.WithField("func", "accountCreate")
if err := p.db.IsEmailAvailable(form.Email); err != nil {
return nil, err
}
if err := p.db.IsUsernameAvailable(form.Username); err != nil {
return nil, err
}
// don't store a reason if we don't require one
reason := form.Reason
if !p.config.AccountsConfig.ReasonRequired {
reason = ""
}
l.Trace("creating new username and account")
user, err := p.db.NewSignup(form.Username, reason, p.config.AccountsConfig.RequireApproval, form.Email, form.Password, form.IP, form.Locale, authed.Application.ID)
if err != nil {
return nil, fmt.Errorf("error creating new signup in the database: %s", err)
}
l.Tracef("generating a token for user %s with account %s and application %s", user.ID, user.AccountID, authed.Application.ID)
accessToken, err := p.oauthServer.GenerateUserAccessToken(authed.Token, authed.Application.ClientSecret, user.ID)
if err != nil {
return nil, fmt.Errorf("error creating new access token for user %s: %s", user.ID, err)
}
return &apimodel.Token{
AccessToken: accessToken.GetAccess(),
TokenType: "Bearer",
Scope: accessToken.GetScope(),
CreatedAt: accessToken.GetAccessCreateAt().Unix(),
}, nil
}
func (p *processor) AccountGet(authed *oauth.Auth, targetAccountID string) (*apimodel.Account, error) {
targetAccount := &gtsmodel.Account{}
if err := p.db.GetByID(targetAccountID, targetAccount); err != nil {
if _, ok := err.(db.ErrNoEntries); ok {
return nil, errors.New("account not found")
}
return nil, fmt.Errorf("db error: %s", err)
}
// lazily dereference things on the account if it hasn't been done yet
var requestingUsername string
if authed.Account != nil {
requestingUsername = authed.Account.Username
}
if err := p.dereferenceAccountFields(targetAccount, requestingUsername, false); err != nil {
p.log.WithField("func", "AccountGet").Debugf("dereferencing account: %s", err)
}
var mastoAccount *apimodel.Account
var err error
if authed.Account != nil && targetAccount.ID == authed.Account.ID {
mastoAccount, err = p.tc.AccountToMastoSensitive(targetAccount)
} else {
mastoAccount, err = p.tc.AccountToMastoPublic(targetAccount)
}
if err != nil {
return nil, fmt.Errorf("error converting account: %s", err)
}
return mastoAccount, nil
}
func (p *processor) AccountUpdate(authed *oauth.Auth, form *apimodel.UpdateCredentialsRequest) (*apimodel.Account, error) {
l := p.log.WithField("func", "AccountUpdate")
if form.Discoverable != nil {
if err := p.db.UpdateOneByID(authed.Account.ID, "discoverable", *form.Discoverable, &gtsmodel.Account{}); err != nil {
return nil, fmt.Errorf("error updating discoverable: %s", err)
}
}
if form.Bot != nil {
if err := p.db.UpdateOneByID(authed.Account.ID, "bot", *form.Bot, &gtsmodel.Account{}); err != nil {
return nil, fmt.Errorf("error updating bot: %s", err)
}
}
if form.DisplayName != nil {
if err := util.ValidateDisplayName(*form.DisplayName); err != nil {
return nil, err
}
if err := p.db.UpdateOneByID(authed.Account.ID, "display_name", *form.DisplayName, &gtsmodel.Account{}); err != nil {
return nil, err
}
}
if form.Note != nil {
if err := util.ValidateNote(*form.Note); err != nil {
return nil, err
}
if err := p.db.UpdateOneByID(authed.Account.ID, "note", *form.Note, &gtsmodel.Account{}); err != nil {
return nil, err
}
}
if form.Avatar != nil && form.Avatar.Size != 0 {
avatarInfo, err := p.updateAccountAvatar(form.Avatar, authed.Account.ID)
if err != nil {
return nil, err
}
l.Tracef("new avatar info for account %s is %+v", authed.Account.ID, avatarInfo)
}
if form.Header != nil && form.Header.Size != 0 {
headerInfo, err := p.updateAccountHeader(form.Header, authed.Account.ID)
if err != nil {
return nil, err
}
l.Tracef("new header info for account %s is %+v", authed.Account.ID, headerInfo)
}
if form.Locked != nil {
if err := p.db.UpdateOneByID(authed.Account.ID, "locked", *form.Locked, &gtsmodel.Account{}); err != nil {
return nil, err
}
}
if form.Source != nil {
if form.Source.Language != nil {
if err := util.ValidateLanguage(*form.Source.Language); err != nil {
return nil, err
}
if err := p.db.UpdateOneByID(authed.Account.ID, "language", *form.Source.Language, &gtsmodel.Account{}); err != nil {
return nil, err
}
}
if form.Source.Sensitive != nil {
if err := p.db.UpdateOneByID(authed.Account.ID, "locked", *form.Locked, &gtsmodel.Account{}); err != nil {
return nil, err
}
}
if form.Source.Privacy != nil {
if err := util.ValidatePrivacy(*form.Source.Privacy); err != nil {
return nil, err
}
if err := p.db.UpdateOneByID(authed.Account.ID, "privacy", *form.Source.Privacy, &gtsmodel.Account{}); err != nil {
return nil, err
}
}
}
// fetch the account with all updated values set
updatedAccount := &gtsmodel.Account{}
if err := p.db.GetByID(authed.Account.ID, updatedAccount); err != nil {
return nil, fmt.Errorf("could not fetch updated account %s: %s", authed.Account.ID, err)
}
p.fromClientAPI <- gtsmodel.FromClientAPI{
APObjectType: gtsmodel.ActivityStreamsProfile,
APActivityType: gtsmodel.ActivityStreamsUpdate,
GTSModel: updatedAccount,
OriginAccount: updatedAccount,
}
acctSensitive, err := p.tc.AccountToMastoSensitive(updatedAccount)
if err != nil {
return nil, fmt.Errorf("could not convert account into mastosensitive account: %s", err)
}
return acctSensitive, nil
}
func (p *processor) AccountStatusesGet(authed *oauth.Auth, targetAccountID string, limit int, excludeReplies bool, maxID string, pinned bool, mediaOnly bool) ([]apimodel.Status, ErrorWithCode) {
targetAccount := &gtsmodel.Account{}
if err := p.db.GetByID(targetAccountID, targetAccount); err != nil {
if _, ok := err.(db.ErrNoEntries); ok {
return nil, NewErrorNotFound(fmt.Errorf("no entry found for account id %s", targetAccountID))
}
return nil, NewErrorInternalError(err)
}
statuses := []gtsmodel.Status{}
apiStatuses := []apimodel.Status{}
if err := p.db.GetStatusesByTimeDescending(targetAccountID, &statuses, limit, excludeReplies, maxID, pinned, mediaOnly); err != nil {
if _, ok := err.(db.ErrNoEntries); ok {
return apiStatuses, nil
}
return nil, NewErrorInternalError(err)
}
for _, s := range statuses {
relevantAccounts, err := p.db.PullRelevantAccountsFromStatus(&s)
if err != nil {
return nil, NewErrorInternalError(fmt.Errorf("error getting relevant statuses: %s", err))
}
visible, err := p.db.StatusVisible(&s, targetAccount, authed.Account, relevantAccounts)
if err != nil {
return nil, NewErrorInternalError(fmt.Errorf("error checking status visibility: %s", err))
}
if !visible {
continue
}
var boostedStatus *gtsmodel.Status
if s.BoostOfID != "" {
bs := &gtsmodel.Status{}
if err := p.db.GetByID(s.BoostOfID, bs); err != nil {
return nil, NewErrorInternalError(fmt.Errorf("error getting boosted status: %s", err))
}
boostedRelevantAccounts, err := p.db.PullRelevantAccountsFromStatus(bs)
if err != nil {
return nil, NewErrorInternalError(fmt.Errorf("error getting relevant accounts from boosted status: %s", err))
}
boostedVisible, err := p.db.StatusVisible(bs, relevantAccounts.BoostedAccount, authed.Account, boostedRelevantAccounts)
if err != nil {
return nil, NewErrorInternalError(fmt.Errorf("error checking boosted status visibility: %s", err))
}
if boostedVisible {
boostedStatus = bs
}
}
apiStatus, err := p.tc.StatusToMasto(&s, targetAccount, authed.Account, relevantAccounts.BoostedAccount, relevantAccounts.ReplyToAccount, boostedStatus)
if err != nil {
return nil, NewErrorInternalError(fmt.Errorf("error converting status to masto: %s", err))
}
apiStatuses = append(apiStatuses, *apiStatus)
}
return apiStatuses, nil
}
func (p *processor) AccountFollowersGet(authed *oauth.Auth, targetAccountID string) ([]apimodel.Account, ErrorWithCode) {
blocked, err := p.db.Blocked(authed.Account.ID, targetAccountID)
if err != nil {
return nil, NewErrorInternalError(err)
}
if blocked {
return nil, NewErrorNotFound(fmt.Errorf("block exists between accounts"))
}
followers := []gtsmodel.Follow{}
accounts := []apimodel.Account{}
if err := p.db.GetFollowersByAccountID(targetAccountID, &followers); err != nil {
if _, ok := err.(db.ErrNoEntries); ok {
return accounts, nil
}
return nil, NewErrorInternalError(err)
}
for _, f := range followers {
blocked, err := p.db.Blocked(authed.Account.ID, f.AccountID)
if err != nil {
return nil, NewErrorInternalError(err)
}
if blocked {
continue
}
a := &gtsmodel.Account{}
if err := p.db.GetByID(f.AccountID, a); err != nil {
if _, ok := err.(db.ErrNoEntries); ok {
continue
}
return nil, NewErrorInternalError(err)
}
// derefence account fields in case we haven't done it already
if err := p.dereferenceAccountFields(a, authed.Account.Username, false); err != nil {
// don't bail if we can't fetch them, we'll try another time
p.log.WithField("func", "AccountFollowersGet").Debugf("error dereferencing account fields: %s", err)
}
account, err := p.tc.AccountToMastoPublic(a)
if err != nil {
return nil, NewErrorInternalError(err)
}
accounts = append(accounts, *account)
}
return accounts, nil
}
func (p *processor) AccountFollowingGet(authed *oauth.Auth, targetAccountID string) ([]apimodel.Account, ErrorWithCode) {
blocked, err := p.db.Blocked(authed.Account.ID, targetAccountID)
if err != nil {
return nil, NewErrorInternalError(err)
}
if blocked {
return nil, NewErrorNotFound(fmt.Errorf("block exists between accounts"))
}
following := []gtsmodel.Follow{}
accounts := []apimodel.Account{}
if err := p.db.GetFollowingByAccountID(targetAccountID, &following); err != nil {
if _, ok := err.(db.ErrNoEntries); ok {
return accounts, nil
}
return nil, NewErrorInternalError(err)
}
for _, f := range following {
blocked, err := p.db.Blocked(authed.Account.ID, f.AccountID)
if err != nil {
return nil, NewErrorInternalError(err)
}
if blocked {
continue
}
a := &gtsmodel.Account{}
if err := p.db.GetByID(f.TargetAccountID, a); err != nil {
if _, ok := err.(db.ErrNoEntries); ok {
continue
}
return nil, NewErrorInternalError(err)
}
// derefence account fields in case we haven't done it already
if err := p.dereferenceAccountFields(a, authed.Account.Username, false); err != nil {
// don't bail if we can't fetch them, we'll try another time
p.log.WithField("func", "AccountFollowingGet").Debugf("error dereferencing account fields: %s", err)
}
account, err := p.tc.AccountToMastoPublic(a)
if err != nil {
return nil, NewErrorInternalError(err)
}
accounts = append(accounts, *account)
}
return accounts, nil
}
func (p *processor) AccountRelationshipGet(authed *oauth.Auth, targetAccountID string) (*apimodel.Relationship, ErrorWithCode) {
if authed == nil || authed.Account == nil {
return nil, NewErrorForbidden(errors.New("not authed"))
}
gtsR, err := p.db.GetRelationship(authed.Account.ID, targetAccountID)
if err != nil {
return nil, NewErrorInternalError(fmt.Errorf("error getting relationship: %s", err))
}
r, err := p.tc.RelationshipToMasto(gtsR)
if err != nil {
return nil, NewErrorInternalError(fmt.Errorf("error converting relationship: %s", err))
}
return r, nil
}
func (p *processor) AccountFollowCreate(authed *oauth.Auth, form *apimodel.AccountFollowRequest) (*apimodel.Relationship, ErrorWithCode) {
// if there's a block between the accounts we shouldn't create the request ofc
blocked, err := p.db.Blocked(authed.Account.ID, form.TargetAccountID)
if err != nil {
return nil, NewErrorInternalError(err)
}
if blocked {
return nil, NewErrorNotFound(fmt.Errorf("accountfollowcreate: block exists between accounts"))
}
// make sure the target account actually exists in our db
targetAcct := &gtsmodel.Account{}
if err := p.db.GetByID(form.TargetAccountID, targetAcct); err != nil {
if _, ok := err.(db.ErrNoEntries); ok {
return nil, NewErrorNotFound(fmt.Errorf("accountfollowcreate: account %s not found in the db: %s", form.TargetAccountID, err))
}
}
// check if a follow exists already
follows, err := p.db.Follows(authed.Account, targetAcct)
if err != nil {
return nil, NewErrorInternalError(fmt.Errorf("accountfollowcreate: error checking follow in db: %s", err))
}
if follows {
// already follows so just return the relationship
return p.AccountRelationshipGet(authed, form.TargetAccountID)
}
// check if a follow exists already
followRequested, err := p.db.FollowRequested(authed.Account, targetAcct)
if err != nil {
return nil, NewErrorInternalError(fmt.Errorf("accountfollowcreate: error checking follow request in db: %s", err))
}
if followRequested {
// already follow requested so just return the relationship
return p.AccountRelationshipGet(authed, form.TargetAccountID)
}
// make the follow request
newFollowID := uuid.NewString()
fr := &gtsmodel.FollowRequest{
ID: newFollowID,
AccountID: authed.Account.ID,
TargetAccountID: form.TargetAccountID,
ShowReblogs: true,
URI: util.GenerateURIForFollow(authed.Account.Username, p.config.Protocol, p.config.Host, newFollowID),
Notify: false,
}
if form.Reblogs != nil {
fr.ShowReblogs = *form.Reblogs
}
if form.Notify != nil {
fr.Notify = *form.Notify
}
// whack it in the database
if err := p.db.Put(fr); err != nil {
return nil, NewErrorInternalError(fmt.Errorf("accountfollowcreate: error creating follow request in db: %s", err))
}
// if it's a local account that's not locked we can just straight up accept the follow request
if !targetAcct.Locked && targetAcct.Domain == "" {
if _, err := p.db.AcceptFollowRequest(authed.Account.ID, form.TargetAccountID); err != nil {
return nil, NewErrorInternalError(fmt.Errorf("accountfollowcreate: error accepting folow request for local unlocked account: %s", err))
}
// return the new relationship
return p.AccountRelationshipGet(authed, form.TargetAccountID)
}
// otherwise we leave the follow request as it is and we handle the rest of the process asynchronously
p.fromClientAPI <- gtsmodel.FromClientAPI{
APObjectType: gtsmodel.ActivityStreamsFollow,
APActivityType: gtsmodel.ActivityStreamsCreate,
GTSModel: fr,
OriginAccount: authed.Account,
TargetAccount: targetAcct,
}
// return whatever relationship results from this
return p.AccountRelationshipGet(authed, form.TargetAccountID)
}
func (p *processor) AccountFollowRemove(authed *oauth.Auth, targetAccountID string) (*apimodel.Relationship, ErrorWithCode) {
// if there's a block between the accounts we shouldn't do anything
blocked, err := p.db.Blocked(authed.Account.ID, targetAccountID)
if err != nil {
return nil, NewErrorInternalError(err)
}
if blocked {
return nil, NewErrorNotFound(fmt.Errorf("AccountFollowRemove: block exists between accounts"))
}
// make sure the target account actually exists in our db
targetAcct := &gtsmodel.Account{}
if err := p.db.GetByID(targetAccountID, targetAcct); err != nil {
if _, ok := err.(db.ErrNoEntries); ok {
return nil, NewErrorNotFound(fmt.Errorf("AccountFollowRemove: account %s not found in the db: %s", targetAccountID, err))
}
}
// check if a follow request exists, and remove it if it does (storing the URI for later)
var frChanged bool
var frURI string
fr := &gtsmodel.FollowRequest{}
if err := p.db.GetWhere([]db.Where{
{Key: "account_id", Value: authed.Account.ID},
{Key: "target_account_id", Value: targetAccountID},
}, fr); err == nil {
frURI = fr.URI
if err := p.db.DeleteByID(fr.ID, fr); err != nil {
return nil, NewErrorInternalError(fmt.Errorf("AccountFollowRemove: error removing follow request from db: %s", err))
}
frChanged = true
}
// now do the same thing for any existing follow
var fChanged bool
var fURI string
f := &gtsmodel.Follow{}
if err := p.db.GetWhere([]db.Where{
{Key: "account_id", Value: authed.Account.ID},
{Key: "target_account_id", Value: targetAccountID},
}, f); err == nil {
fURI = f.URI
if err := p.db.DeleteByID(f.ID, f); err != nil {
return nil, NewErrorInternalError(fmt.Errorf("AccountFollowRemove: error removing follow from db: %s", err))
}
fChanged = true
}
// follow request status changed so send the UNDO activity to the channel for async processing
if frChanged {
p.fromClientAPI <- gtsmodel.FromClientAPI{
APObjectType: gtsmodel.ActivityStreamsFollow,
APActivityType: gtsmodel.ActivityStreamsUndo,
GTSModel: &gtsmodel.Follow{
AccountID: authed.Account.ID,
TargetAccountID: targetAccountID,
URI: frURI,
},
OriginAccount: authed.Account,
TargetAccount: targetAcct,
}
}
// follow status changed so send the UNDO activity to the channel for async processing
if fChanged {
p.fromClientAPI <- gtsmodel.FromClientAPI{
APObjectType: gtsmodel.ActivityStreamsFollow,
APActivityType: gtsmodel.ActivityStreamsUndo,
GTSModel: &gtsmodel.Follow{
AccountID: authed.Account.ID,
TargetAccountID: targetAccountID,
URI: fURI,
},
OriginAccount: authed.Account,
TargetAccount: targetAcct,
}
}
// return whatever relationship results from all this
return p.AccountRelationshipGet(authed, targetAccountID)
}