gotosocial/internal/processing/synchronous/status/context.go

70 lines
1.9 KiB
Go

package status
import (
"fmt"
"sort"
apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
"github.com/superseriousbusiness/gotosocial/internal/db"
"github.com/superseriousbusiness/gotosocial/internal/gtserror"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
)
func (p *processor) Context(account *gtsmodel.Account, targetStatusID string) (*apimodel.Context, gtserror.WithCode) {
context := &apimodel.Context{
Ancestors: []apimodel.Status{},
Descendants: []apimodel.Status{},
}
targetStatus := &gtsmodel.Status{}
if err := p.db.GetByID(targetStatusID, targetStatus); err != nil {
if _, ok := err.(db.ErrNoEntries); ok {
return nil, gtserror.NewErrorNotFound(err)
}
return nil, gtserror.NewErrorInternalError(err)
}
visible, err := p.filter.StatusVisible(targetStatus, account)
if err != nil {
return nil, gtserror.NewErrorNotFound(err)
}
if !visible {
return nil, gtserror.NewErrorForbidden(fmt.Errorf("account with id %s does not have permission to view status %s", account.ID, targetStatusID))
}
parents, err := p.db.StatusParents(targetStatus)
if err != nil {
return nil, gtserror.NewErrorInternalError(err)
}
for _, status := range parents {
if v, err := p.filter.StatusVisible(status, account); err == nil && v {
mastoStatus, err := p.tc.StatusToMasto(status, account)
if err == nil {
context.Ancestors = append(context.Ancestors, *mastoStatus)
}
}
}
sort.Slice(context.Ancestors, func(i int, j int) bool {
return context.Ancestors[i].ID < context.Ancestors[j].ID
})
children, err := p.db.StatusChildren(targetStatus)
if err != nil {
return nil, gtserror.NewErrorInternalError(err)
}
for _, status := range children {
if v, err := p.filter.StatusVisible(status, account); err == nil && v {
mastoStatus, err := p.tc.StatusToMasto(status, account)
if err == nil {
context.Descendants = append(context.Descendants, *mastoStatus)
}
}
}
return context, nil
}