gotosocial/internal/api/client/media/mediaupdate.go
Tobi Smethurst 742f985d5b
Mediahandler (#21)
Media GET and media PUT handlers
2021-05-10 16:29:05 +02:00

88 lines
3.1 KiB
Go

package media
import (
"errors"
"fmt"
"net/http"
"github.com/gin-gonic/gin"
"github.com/superseriousbusiness/gotosocial/internal/api/model"
"github.com/superseriousbusiness/gotosocial/internal/config"
"github.com/superseriousbusiness/gotosocial/internal/oauth"
)
/*
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/>.
*/
// MediaPUTHandler allows the owner of an attachment to update information about that attachment before it's used in a status.
func (m *Module) MediaPUTHandler(c *gin.Context) {
l := m.log.WithField("func", "MediaGETHandler")
authed, err := oauth.Authed(c, true, true, true, true)
if err != nil {
l.Debugf("couldn't auth: %s", err)
c.JSON(http.StatusForbidden, gin.H{"error": err.Error()})
return
}
attachmentID := c.Param(IDKey)
if attachmentID == "" {
c.JSON(http.StatusBadRequest, gin.H{"error": "no attachment ID given in request"})
return
}
// extract the media update form from the request context
l.Tracef("parsing request form: %s", c.Request.Form)
var form model.AttachmentUpdateRequest
if err := c.ShouldBind(&form); err != nil {
l.Debugf("could not parse form from request: %s", err)
c.JSON(http.StatusBadRequest, gin.H{"error": "missing one or more required form values"})
return
}
// Give the fields on the request form a first pass to make sure the request is superficially valid.
l.Tracef("validating form %+v", form)
if err := validateUpdateMedia(&form, m.config.MediaConfig); err != nil {
l.Debugf("error validating form: %s", err)
c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
return
}
attachment, errWithCode := m.processor.MediaUpdate(authed, attachmentID, &form)
if errWithCode != nil {
c.JSON(errWithCode.Code(), gin.H{"error": errWithCode.Safe()})
return
}
c.JSON(http.StatusOK, attachment)
}
func validateUpdateMedia(form *model.AttachmentUpdateRequest, config *config.MediaConfig) error {
if form.Description != nil {
if len(*form.Description) < config.MinDescriptionChars || len(*form.Description) > config.MaxDescriptionChars {
return fmt.Errorf("image description length must be between %d and %d characters (inclusive), but provided image description was %d chars", config.MinDescriptionChars, config.MaxDescriptionChars, len(*form.Description))
}
}
if form.Focus == nil && form.Description == nil {
return errors.New("focus and description were both nil, there's nothing to update")
}
return nil
}