gotosocial/internal/api/client/admin/emojicreate.go

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/*
GoToSocial
Copyright (C) 2021-2023 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 (
"errors"
"fmt"
"net/http"
"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/config"
"github.com/superseriousbusiness/gotosocial/internal/gtserror"
"github.com/superseriousbusiness/gotosocial/internal/oauth"
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"github.com/superseriousbusiness/gotosocial/internal/validate"
)
// EmojiCreatePOSTHandler swagger:operation POST /api/v1/admin/custom_emojis emojiCreate
//
// Upload and create a new instance emoji.
//
// ---
// tags:
// - admin
//
// consumes:
// - multipart/form-data
//
// produces:
// - application/json
//
// parameters:
// -
// name: shortcode
// in: formData
// description: >-
// The code to use for the emoji, which will be used by instance denizens to select it.
// This must be unique on the instance.
// type: string
// pattern: \w{2,30}
// required: true
// -
// name: image
// in: formData
// description: >-
// A png or gif image of the emoji. Animated pngs work too!
// To ensure compatibility with other fedi implementations, emoji size limit is 50kb by default.
// type: file
// required: true
// -
// name: category
// in: formData
// description: >-
// Category in which to place the new emoji. 64 characters or less.
// If left blank, emoji will be uncategorized. If a category with the
// given name doesn't exist yet, it will be created.
// type: string
// required: false
//
// security:
// - OAuth2 Bearer:
// - admin
//
// responses:
// '200':
// description: The newly-created emoji.
// schema:
// "$ref": "#/definitions/emoji"
// '400':
// description: bad request
// '401':
// description: unauthorized
// '403':
// description: forbidden
// '404':
// description: not found
// '406':
// description: not acceptable
// '409':
// description: conflict -- shortcode for this emoji is already in use
// '500':
// description: internal server error
func (m *Module) EmojiCreatePOSTHandler(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.InstanceGet)
return
}
if !*authed.User.Admin {
err := fmt.Errorf("user %s not an admin", authed.User.ID)
apiutil.ErrorHandler(c, gtserror.NewErrorForbidden(err, err.Error()), m.processor.InstanceGet)
return
}
if _, err := apiutil.NegotiateAccept(c, apiutil.JSONAcceptHeaders...); err != nil {
apiutil.ErrorHandler(c, gtserror.NewErrorNotAcceptable(err, err.Error()), m.processor.InstanceGet)
return
}
form := &apimodel.EmojiCreateRequest{}
if err := c.ShouldBind(form); err != nil {
apiutil.ErrorHandler(c, gtserror.NewErrorBadRequest(err, err.Error()), m.processor.InstanceGet)
return
}
if err := validateCreateEmoji(form); err != nil {
apiutil.ErrorHandler(c, gtserror.NewErrorBadRequest(err, err.Error()), m.processor.InstanceGet)
return
}
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apiEmoji, errWithCode := m.processor.AdminEmojiCreate(c.Request.Context(), authed, form)
if errWithCode != nil {
apiutil.ErrorHandler(c, errWithCode, m.processor.InstanceGet)
return
}
c.JSON(http.StatusOK, apiEmoji)
}
func validateCreateEmoji(form *apimodel.EmojiCreateRequest) error {
if form.Image == nil || form.Image.Size == 0 {
return errors.New("no emoji given")
}
maxSize := config.GetMediaEmojiLocalMaxSize()
if form.Image.Size > int64(maxSize) {
return fmt.Errorf("emoji image too large: image is %dKB but size limit for custom emojis is %dKB", form.Image.Size/1024, maxSize/1024)
}
if err := validate.EmojiShortcode(form.Shortcode); err != nil {
return err
}
return validate.EmojiCategory(form.CategoryName)
}