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// GoToSocial
// Copyright (C) GoToSocial Authors admin@gotosocial.org
// SPDX-License-Identifier: AGPL-3.0-or-later
//
// 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 importdata
import (
"errors"
"fmt"
"net/http"
"slices"
"strings"
"github.com/gin-gonic/gin"
apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
apiutil "github.com/superseriousbusiness/gotosocial/internal/api/util"
"github.com/superseriousbusiness/gotosocial/internal/gtserror"
"github.com/superseriousbusiness/gotosocial/internal/oauth"
"github.com/superseriousbusiness/gotosocial/internal/processing"
)
const (
BasePath = "/v1/import"
)
var types = []string{
"following",
"blocks",
}
var modes = []string{
"merge",
"overwrite",
}
type Module struct {
processor *processing.Processor
}
func New(processor *processing.Processor) *Module {
return &Module{
processor: processor,
}
}
func (m *Module) Route(attachHandler func(method string, path string, f ...gin.HandlerFunc) gin.IRoutes) {
attachHandler(http.MethodPost, BasePath, m.ImportPOSTHandler)
}
// ImportPOSTHandler swagger:operation POST /api/v1/import importData
//
// Upload some CSV-formatted data to your account.
//
// This can be used to migrate data from a Mastodon-compatible CSV file to a GoToSocial account.
//
// Uploaded data will be processed asynchronously, and not all entries may be processed depending
// on domain blocks, user-level blocks, network availability of referenced accounts and statuses, etc.
//
// ---
// tags:
// - import-export
//
// consumes:
// - multipart/form-data
//
// produces:
// - application/json
//
// parameters:
// -
// name: data
// in: formData
// description: The CSV data file to upload.
// type: file
// required: true
// -
// name: type
// in: formData
// description: >-
// Type of entries contained in the data file:
//
// - `following` - accounts to follow.
// - `blocks` - accounts to block.
// type: string
// required: true
// -
// name: mode
// in: formData
// description: >-
// Mode to use when creating entries from the data file:
//
// - `merge` to merge entries in file with existing entries.
// - `overwrite` to replace existing entries with entries in file.
// type: string
// default: merge
//
// security:
// - OAuth2 Bearer:
// - write:accounts
//
// responses:
// '202':
// description: Upload accepted.
// '400':
// description: bad request
// '401':
// description: unauthorized
// '406':
// description: not acceptable
// '500':
// description: internal server error
func (m *Module) ImportPOSTHandler(c *gin.Context) {
authed, err := oauth.Authed(c, true, true, true, true)
if err != nil {
apiutil.ErrorHandler(c, gtserror.NewErrorUnauthorized(err, err.Error()), m.processor.InstanceGetV1)
return
}
if authed.Account.IsMoving() {
apiutil.ForbiddenAfterMove(c)
return
}
if _, err := apiutil.NegotiateAccept(c, apiutil.JSONAcceptHeaders...); err != nil {
apiutil.ErrorHandler(c, gtserror.NewErrorNotAcceptable(err, err.Error()), m.processor.InstanceGetV1)
return
}
form := &apimodel.ImportRequest{}
if err := c.ShouldBind(form); err != nil {
apiutil.ErrorHandler(c, gtserror.NewErrorBadRequest(err, err.Error()), m.processor.InstanceGetV1)
return
}
if form.Data == nil {
const text = "no data file provided"
err := errors.New(text)
apiutil.ErrorHandler(c, gtserror.NewErrorBadRequest(err, text), m.processor.InstanceGetV1)
return
}
if form.Type == "" {
const text = "no type provided"
err := errors.New(text)
apiutil.ErrorHandler(c, gtserror.NewErrorBadRequest(err, text), m.processor.InstanceGetV1)
return
}
form.Type = strings.ToLower(form.Type)
if !slices.Contains(types, form.Type) {
text := fmt.Sprintf("type %s not recognized, valid types are: %+v", form.Type, types)
err := errors.New(text)
apiutil.ErrorHandler(c, gtserror.NewErrorBadRequest(err, text), m.processor.InstanceGetV1)
return
}
if form.Mode != "" {
form.Mode = strings.ToLower(form.Mode)
if !slices.Contains(modes, form.Mode) {
text := fmt.Sprintf("mode %s not recognized, valid modes are: %+v", form.Mode, modes)
err := errors.New(text)
apiutil.ErrorHandler(c, gtserror.NewErrorBadRequest(err, text), m.processor.InstanceGetV1)
return
}
}
overwrite := form.Mode == "overwrite"
// Trigger the import.
errWithCode := m.processor.Account().ImportData(
c.Request.Context(),
authed.Account,
form.Data,
form.Type,
overwrite,
)
if errWithCode != nil {
apiutil.ErrorHandler(c, errWithCode, m.processor.InstanceGetV1)
return
}
apiutil.JSON(c, http.StatusAccepted, gin.H{"status": "accepted"})
}
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