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[feature] add paging to account follows, followers and follow requests endpoints (#2186)

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kim 2023-09-12 14:00:35 +01:00 • committed by GitHub
commit 7293d6029b
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51 changed files with 2281 additions and 641 deletions
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63
internal/processing/account/follow.go
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@ -20,7 +20,6 @@ package account
import (
"context"
"errors"
"fmt"
"github.com/superseriousbusiness/gotosocial/internal/ap"
apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
@ -35,7 +34,7 @@ import (
// FollowCreate handles a follow request to an account, either remote or local.
func (p *Processor) FollowCreate(ctx context.Context, requestingAccount *gtsmodel.Account, form *apimodel.AccountFollowRequest) (*apimodel.Relationship, gtserror.WithCode) {
targetAccount, errWithCode := p.getFollowTarget(ctx, requestingAccount.ID, form.ID)
targetAccount, errWithCode := p.getFollowTarget(ctx, requestingAccount, form.ID)
if errWithCode != nil {
return nil, errWithCode
}
@ -46,7 +45,7 @@ func (p *Processor) FollowCreate(ctx context.Context, requestingAccount *gtsmode
requestingAccount.ID,
targetAccount.ID,
); err != nil && !errors.Is(err, db.ErrNoEntries) {
err = fmt.Errorf("FollowCreate: db error checking existing follow: %w", err)
err = gtserror.Newf("db error checking existing follow: %w", err)
return nil, gtserror.NewErrorInternalError(err)
} else if follow != nil {
// Already follows, update if necessary + return relationship.
@ -66,7 +65,7 @@ func (p *Processor) FollowCreate(ctx context.Context, requestingAccount *gtsmode
requestingAccount.ID,
targetAccount.ID,
); err != nil && !errors.Is(err, db.ErrNoEntries) {
err = fmt.Errorf("FollowCreate: db error checking existing follow request: %w", err)
err = gtserror.Newf("db error checking existing follow request: %w", err)
return nil, gtserror.NewErrorInternalError(err)
} else if followRequest != nil {
// Already requested, update if necessary + return relationship.
@ -100,7 +99,7 @@ func (p *Processor) FollowCreate(ctx context.Context, requestingAccount *gtsmode
}
if err := p.state.DB.PutFollowRequest(ctx, fr); err != nil {
err = fmt.Errorf("FollowCreate: error creating follow request in db: %s", err)
err = gtserror.Newf("error creating follow request in db: %s", err)
return nil, gtserror.NewErrorInternalError(err)
}
@ -112,7 +111,7 @@ func (p *Processor) FollowCreate(ctx context.Context, requestingAccount *gtsmode
// Because we know the requestingAccount is also
// local, we don't need to federate the accept out.
if _, err := p.state.DB.AcceptFollowRequest(ctx, requestingAccount.ID, form.ID); err != nil {
err = fmt.Errorf("FollowCreate: error accepting follow request for local unlocked account: %w", err)
err = gtserror.Newf("error accepting follow request for local unlocked account: %w", err)
return nil, gtserror.NewErrorInternalError(err)
}
} else if targetAccount.IsRemote() {
@ -132,7 +131,7 @@ func (p *Processor) FollowCreate(ctx context.Context, requestingAccount *gtsmode
// FollowRemove handles the removal of a follow/follow request to an account, either remote or local.
func (p *Processor) FollowRemove(ctx context.Context, requestingAccount *gtsmodel.Account, targetAccountID string) (*apimodel.Relationship, gtserror.WithCode) {
targetAccount, errWithCode := p.getFollowTarget(ctx, requestingAccount.ID, targetAccountID)
targetAccount, errWithCode := p.getFollowTarget(ctx, requestingAccount, targetAccountID)
if errWithCode != nil {
return nil, errWithCode
}
@ -140,7 +139,7 @@ func (p *Processor) FollowRemove(ctx context.Context, requestingAccount *gtsmode
// Unfollow and deal with side effects.
msgs, err := p.unfollow(ctx, requestingAccount, targetAccount)
if err != nil {
return nil, gtserror.NewErrorNotFound(fmt.Errorf("FollowRemove: account %s not found in the db: %s", targetAccountID, err))
return nil, gtserror.NewErrorNotFound(gtserror.Newf("account %s not found in the db: %s", targetAccountID, err))
}
// Batch queue accreted client api messages.
@ -166,7 +165,6 @@ func (p *Processor) updateFollow(
currentNotify *bool,
update func(...string) error,
) (*apimodel.Relationship, gtserror.WithCode) {
if form.Reblogs == nil && form.Notify == nil {
// There's nothing to update.
return p.RelationshipGet(ctx, requestingAccount, form.ID)
@ -192,7 +190,7 @@ func (p *Processor) updateFollow(
}
if err := update(columns...); err != nil {
err = fmt.Errorf("updateFollow: error updating existing follow (request): %w", err)
err = gtserror.Newf("error updating existing follow (request): %w", err)
return nil, gtserror.NewErrorInternalError(err)
}
@ -201,38 +199,23 @@ func (p *Processor) updateFollow(
// getFollowTarget is a convenience function which:
// - Checks if account is trying to follow/unfollow itself.
// - Returns not found if there's a block in place between accounts.
// - Returns not found if target should not be visible to requester.
// - Returns target account according to its id.
func (p *Processor) getFollowTarget(ctx context.Context, requestingAccountID string, targetAccountID string) (*gtsmodel.Account, gtserror.WithCode) {
func (p *Processor) getFollowTarget(ctx context.Context, requester *gtsmodel.Account, targetID string) (*gtsmodel.Account, gtserror.WithCode) {
// Check for requester.
if requester == nil {
err := errors.New("no authorized user")
return nil, gtserror.NewErrorUnauthorized(err)
}
// Account can't follow or unfollow itself.
if requestingAccountID == targetAccountID {
if requester.ID == targetID {
err := errors.New("account can't follow or unfollow itself")
return nil, gtserror.NewErrorNotAcceptable(err)
}
// Do nothing if a block exists in either direction between accounts.
if blocked, err := p.state.DB.IsEitherBlocked(ctx, requestingAccountID, targetAccountID); err != nil {
err = fmt.Errorf("db error checking block between accounts: %w", err)
return nil, gtserror.NewErrorInternalError(err)
} else if blocked {
err = errors.New("block exists between accounts")
return nil, gtserror.NewErrorNotFound(err)
}
// Ensure target account retrievable.
targetAccount, err := p.state.DB.GetAccountByID(ctx, targetAccountID)
if err != nil {
if !errors.Is(err, db.ErrNoEntries) {
// Real db error.
err = fmt.Errorf("db error looking for target account %s: %w", targetAccountID, err)
return nil, gtserror.NewErrorInternalError(err)
}
// Account not found.
err = fmt.Errorf("target account %s not found in the db", targetAccountID)
return nil, gtserror.NewErrorNotFound(err, err.Error())
}
return targetAccount, nil
// Fetch the target account for requesting user account.
return p.c.GetVisibleTargetAccount(ctx, requester, targetID)
}
// unfollow is a convenience function for having requesting account
@ -248,7 +231,7 @@ func (p *Processor) unfollow(ctx context.Context, requestingAccount *gtsmodel.Ac
// Get follow from requesting account to target account.
follow, err := p.state.DB.GetFollow(ctx, requestingAccount.ID, targetAccount.ID)
if err != nil && !errors.Is(err, db.ErrNoEntries) {
err = fmt.Errorf("unfollow: error getting follow from %s targeting %s: %w", requestingAccount.ID, targetAccount.ID, err)
err = gtserror.Newf("error getting follow from %s targeting %s: %w", requestingAccount.ID, targetAccount.ID, err)
return nil, err
}
@ -257,7 +240,7 @@ func (p *Processor) unfollow(ctx context.Context, requestingAccount *gtsmodel.Ac
err = p.state.DB.DeleteFollowByID(ctx, follow.ID)
if err != nil {
if !errors.Is(err, db.ErrNoEntries) {
err = fmt.Errorf("unfollow: error deleting request from %s targeting %s: %w", requestingAccount.ID, targetAccount.ID, err)
err = gtserror.Newf("error deleting request from %s targeting %s: %w", requestingAccount.ID, targetAccount.ID, err)
return nil, err
}
@ -284,7 +267,7 @@ func (p *Processor) unfollow(ctx context.Context, requestingAccount *gtsmodel.Ac
// Get follow request from requesting account to target account.
followReq, err := p.state.DB.GetFollowRequest(ctx, requestingAccount.ID, targetAccount.ID)
if err != nil && !errors.Is(err, db.ErrNoEntries) {
err = fmt.Errorf("unfollow: error getting follow request from %s targeting %s: %w", requestingAccount.ID, targetAccount.ID, err)
err = gtserror.Newf("error getting follow request from %s targeting %s: %w", requestingAccount.ID, targetAccount.ID, err)
return nil, err
}
@ -293,7 +276,7 @@ func (p *Processor) unfollow(ctx context.Context, requestingAccount *gtsmodel.Ac
err = p.state.DB.DeleteFollowRequestByID(ctx, followReq.ID)
if err != nil {
if !errors.Is(err, db.ErrNoEntries) {
err = fmt.Errorf("unfollow: error deleting follow request from %s targeting %s: %w", requestingAccount.ID, targetAccount.ID, err)
err = gtserror.Newf("error deleting follow request from %s targeting %s: %w", requestingAccount.ID, targetAccount.ID, err)
return nil, err
}