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/*
GoToSocial
Copyright (C) 2021-2022 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 admin
import (
"context"
"errors"
"fmt"
"io"
"mime/multipart"
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"
"github.com/superseriousbusiness/gotosocial/internal/id"
"github.com/superseriousbusiness/gotosocial/internal/media"
"github.com/superseriousbusiness/gotosocial/internal/uris"
)
func (p *processor) EmojiUpdate(ctx context.Context, id string, form *apimodel.EmojiUpdateRequest) (*apimodel.AdminEmoji, gtserror.WithCode) {
emoji, err := p.db.GetEmojiByID(ctx, id)
if err != nil {
if errors.Is(err, db.ErrNoEntries) {
err = fmt.Errorf("EmojiUpdate: no emoji with id %s found in the db", id)
return nil, gtserror.NewErrorNotFound(err)
}
err := fmt.Errorf("EmojiUpdate: db error: %s", err)
return nil, gtserror.NewErrorInternalError(err)
}
switch form.Type {
case apimodel.EmojiUpdateCopy:
return p.emojiUpdateCopy(ctx, emoji, form.Shortcode, form.CategoryName)
case apimodel.EmojiUpdateDisable:
return p.emojiUpdateDisable(ctx, emoji)
case apimodel.EmojiUpdateModify:
return p.emojiUpdateModify(ctx, emoji, form.Image, form.CategoryName)
default:
err := errors.New("unrecognized emoji action type")
return nil, gtserror.NewErrorBadRequest(err, err.Error())
}
}
// copy an emoji from remote to local
func (p *processor) emojiUpdateCopy(ctx context.Context, emoji *gtsmodel.Emoji, shortcode *string, categoryName *string) (*apimodel.AdminEmoji, gtserror.WithCode) {
if emoji.Domain == "" {
err := fmt.Errorf("emojiUpdateCopy: emoji %s is not a remote emoji, cannot copy it to local", emoji.ID)
return nil, gtserror.NewErrorBadRequest(err, err.Error())
}
if shortcode == nil {
err := fmt.Errorf("emojiUpdateCopy: emoji %s could not be copied, no shortcode provided", emoji.ID)
return nil, gtserror.NewErrorBadRequest(err, err.Error())
}
maybeExisting, err := p.db.GetEmojiByShortcodeDomain(ctx, *shortcode, "")
if maybeExisting != nil {
err := fmt.Errorf("emojiUpdateCopy: emoji %s could not be copied, emoji with shortcode %s already exists on this instance", emoji.ID, *shortcode)
return nil, gtserror.NewErrorConflict(err, err.Error())
}
if err != nil && err != db.ErrNoEntries {
err := fmt.Errorf("emojiUpdateCopy: emoji %s could not be copied, error checking existence of emoji with shortcode %s: %s", emoji.ID, *shortcode, err)
return nil, gtserror.NewErrorInternalError(err)
}
newEmojiID, err := id.NewRandomULID()
if err != nil {
err := fmt.Errorf("emojiUpdateCopy: emoji %s could not be copied, error creating id for new emoji: %s", emoji.ID, err)
return nil, gtserror.NewErrorInternalError(err)
}
newEmojiURI := uris.GenerateURIForEmoji(newEmojiID)
data := func(ctx context.Context) (reader io.ReadCloser, fileSize int64, err error) {
// 'copy' the emoji by pulling the existing one out of storage
i, err := p.storage.GetStream(ctx, emoji.ImagePath)
return i, int64(emoji.ImageFileSize), err
}
var ai *media.AdditionalEmojiInfo
if categoryName != nil {
category, err := p.GetOrCreateEmojiCategory(ctx, *categoryName)
if err != nil {
err = fmt.Errorf("emojiUpdateCopy: error getting or creating category: %s", err)
return nil, gtserror.NewErrorInternalError(err)
}
ai = &media.AdditionalEmojiInfo{
CategoryID: &category.ID,
}
}
processingEmoji, err := p.mediaManager.ProcessEmoji(ctx, data, nil, *shortcode, newEmojiID, newEmojiURI, ai, false)
if err != nil {
err = fmt.Errorf("emojiUpdateCopy: error processing emoji %s: %s", emoji.ID, err)
return nil, gtserror.NewErrorInternalError(err)
}
newEmoji, err := processingEmoji.LoadEmoji(ctx)
if err != nil {
err = fmt.Errorf("emojiUpdateCopy: error loading processed emoji %s: %s", emoji.ID, err)
return nil, gtserror.NewErrorInternalError(err)
}
adminEmoji, err := p.tc.EmojiToAdminAPIEmoji(ctx, newEmoji)
if err != nil {
err = fmt.Errorf("emojiUpdateCopy: error converting updated emoji %s to admin emoji: %s", emoji.ID, err)
return nil, gtserror.NewErrorInternalError(err)
}
return adminEmoji, nil
}
// disable a remote emoji
func (p *processor) emojiUpdateDisable(ctx context.Context, emoji *gtsmodel.Emoji) (*apimodel.AdminEmoji, gtserror.WithCode) {
if emoji.Domain == "" {
err := fmt.Errorf("emojiUpdateDisable: emoji %s is not a remote emoji, cannot disable it via this endpoint", emoji.ID)
return nil, gtserror.NewErrorBadRequest(err, err.Error())
}
emojiDisabled := true
emoji.Disabled = &emojiDisabled
updatedEmoji, err := p.db.UpdateEmoji(ctx, emoji, "updated_at", "disabled")
if err != nil {
err = fmt.Errorf("emojiUpdateDisable: error updating emoji %s: %s", emoji.ID, err)
return nil, gtserror.NewErrorInternalError(err)
}
adminEmoji, err := p.tc.EmojiToAdminAPIEmoji(ctx, updatedEmoji)
if err != nil {
err = fmt.Errorf("emojiUpdateDisable: error converting updated emoji %s to admin emoji: %s", emoji.ID, err)
return nil, gtserror.NewErrorInternalError(err)
}
return adminEmoji, nil
}
// modify a local emoji
func (p *processor) emojiUpdateModify(ctx context.Context, emoji *gtsmodel.Emoji, image *multipart.FileHeader, categoryName *string) (*apimodel.AdminEmoji, gtserror.WithCode) {
if emoji.Domain != "" {
err := fmt.Errorf("emojiUpdateModify: emoji %s is not a local emoji, cannot do a modify action on it", emoji.ID)
return nil, gtserror.NewErrorBadRequest(err, err.Error())
}
var updatedEmoji *gtsmodel.Emoji
// keep existing categoryID unless a new one is defined
var (
updatedCategoryID = emoji.CategoryID
updateCategoryID bool
)
if categoryName != nil {
category, err := p.GetOrCreateEmojiCategory(ctx, *categoryName)
if err != nil {
err = fmt.Errorf("emojiUpdateModify: error getting or creating category: %s", err)
return nil, gtserror.NewErrorInternalError(err)
}
updatedCategoryID = category.ID
updateCategoryID = true
}
// only update image if provided with one
var updateImage bool
if image != nil && image.Size != 0 {
updateImage = true
}
if !updateImage {
// only updating fields, we only need
// to do a database update for this
columns := []string{"updated_at"}
if updateCategoryID {
emoji.CategoryID = updatedCategoryID
columns = append(columns, "category_id")
}
var err error
updatedEmoji, err = p.db.UpdateEmoji(ctx, emoji, columns...)
if err != nil {
err = fmt.Errorf("emojiUpdateModify: error updating emoji %s: %s", emoji.ID, err)
return nil, gtserror.NewErrorInternalError(err)
}
} else {
// new image, so we need to reprocess the emoji
data := func(ctx context.Context) (reader io.ReadCloser, fileSize int64, err error) {
i, err := image.Open()
return i, image.Size, err
}
var ai *media.AdditionalEmojiInfo
if updateCategoryID {
ai = &media.AdditionalEmojiInfo{
CategoryID: &updatedCategoryID,
}
}
processingEmoji, err := p.mediaManager.ProcessEmoji(ctx, data, nil, emoji.Shortcode, emoji.ID, emoji.URI, ai, true)
if err != nil {
err = fmt.Errorf("emojiUpdateModify: error processing emoji %s: %s", emoji.ID, err)
return nil, gtserror.NewErrorInternalError(err)
}
updatedEmoji, err = processingEmoji.LoadEmoji(ctx)
if err != nil {
err = fmt.Errorf("emojiUpdateModify: error loading processed emoji %s: %s", emoji.ID, err)
return nil, gtserror.NewErrorInternalError(err)
}
}
adminEmoji, err := p.tc.EmojiToAdminAPIEmoji(ctx, updatedEmoji)
if err != nil {
err = fmt.Errorf("emojiUpdateModify: error converting updated emoji %s to admin emoji: %s", emoji.ID, err)
return nil, gtserror.NewErrorInternalError(err)
}
return adminEmoji, nil
}
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