gotosocial/internal/api/client/fileserver/fileserver.go

83 lines
2.8 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 fileserver
import (
"fmt"
"net/http"
"github.com/sirupsen/logrus"
"github.com/superseriousbusiness/gotosocial/internal/api"
"github.com/superseriousbusiness/gotosocial/internal/config"
"github.com/superseriousbusiness/gotosocial/internal/db"
"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
"github.com/superseriousbusiness/gotosocial/internal/processing"
"github.com/superseriousbusiness/gotosocial/internal/router"
)
const (
// AccountIDKey is the url key for account id (an account uuid)
AccountIDKey = "account_id"
// MediaTypeKey is the url key for media type (usually something like attachment or header etc)
MediaTypeKey = "media_type"
// MediaSizeKey is the url key for the desired media size--original/small/static
MediaSizeKey = "media_size"
// FileNameKey is the actual filename being sought. Will usually be a UUID then something like .jpeg
FileNameKey = "file_name"
)
// FileServer implements the RESTAPIModule interface.
// The goal here is to serve requested media files if the gotosocial server is configured to use local storage.
type FileServer struct {
config *config.Config
processor processing.Processor
log *logrus.Logger
storageBase string
}
// New returns a new fileServer module
func New(config *config.Config, processor processing.Processor, log *logrus.Logger) api.ClientModule {
return &FileServer{
config: config,
processor: processor,
log: log,
storageBase: config.StorageConfig.ServeBasePath,
}
}
// Route satisfies the RESTAPIModule interface
func (m *FileServer) Route(s router.Router) error {
s.AttachHandler(http.MethodGet, fmt.Sprintf("%s/:%s/:%s/:%s/:%s", m.storageBase, AccountIDKey, MediaTypeKey, MediaSizeKey, FileNameKey), m.ServeFile)
return nil
}
// CreateTables populates necessary tables in the given DB
func (m *FileServer) CreateTables(db db.DB) error {
models := []interface{}{
&gtsmodel.MediaAttachment{},
}
for _, m := range models {
if err := db.CreateTable(m); err != nil {
return fmt.Errorf("error creating table: %s", err)
}
}
return nil
}