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312edbe531
* move custom branding to TE * move brand's enterprise code to server and remove BrandInterface
78 lines
2.4 KiB
Go
78 lines
2.4 KiB
Go
// Copyright (c) 2017-present Mattermost, Inc. All Rights Reserved.
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// See License.txt for license information.
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package app
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import (
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"bytes"
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"image"
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_ "image/gif"
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_ "image/jpeg"
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"image/png"
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"mime/multipart"
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"net/http"
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"time"
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"github.com/mattermost/mattermost-server/model"
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)
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const (
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BRAND_FILE_PATH = "brand/"
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BRAND_FILE_NAME = "image.png"
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)
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func (a *App) SaveBrandImage(imageData *multipart.FileHeader) *model.AppError {
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if len(*a.Config().FileSettings.DriverName) == 0 {
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return model.NewAppError("SaveBrandImage", "api.admin.upload_brand_image.storage.app_error", nil, "", http.StatusNotImplemented)
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}
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file, err := imageData.Open()
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defer file.Close()
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if err != nil {
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return model.NewAppError("SaveBrandImage", "brand.save_brand_image.open.app_error", nil, err.Error(), http.StatusBadRequest)
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}
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// Decode image config first to check dimensions before loading the whole thing into memory later on
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config, _, err := image.DecodeConfig(file)
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if err != nil {
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return model.NewAppError("SaveBrandImage", "brand.save_brand_image.decode_config.app_error", nil, err.Error(), http.StatusBadRequest)
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} else if config.Width*config.Height > model.MaxImageSize {
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return model.NewAppError("SaveBrandImage", "brand.save_brand_image.too_large.app_error", nil, err.Error(), http.StatusBadRequest)
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}
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file.Seek(0, 0)
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img, _, err := image.Decode(file)
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if err != nil {
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return model.NewAppError("SaveBrandImage", "brand.save_brand_image.decode.app_error", nil, err.Error(), http.StatusBadRequest)
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}
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buf := new(bytes.Buffer)
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err = png.Encode(buf, img)
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if err != nil {
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return model.NewAppError("SaveBrandImage", "brand.save_brand_image.encode.app_error", nil, err.Error(), http.StatusInternalServerError)
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}
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t := time.Now()
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a.MoveFile(BRAND_FILE_PATH+BRAND_FILE_NAME, BRAND_FILE_PATH+t.Format("2006-01-02T15:04:05")+".png")
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if _, err := a.WriteFile(buf, BRAND_FILE_PATH+BRAND_FILE_NAME); err != nil {
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return model.NewAppError("SaveBrandImage", "brand.save_brand_image.save_image.app_error", nil, "", http.StatusInternalServerError)
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}
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return nil
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}
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func (a *App) GetBrandImage() ([]byte, *model.AppError) {
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if len(*a.Config().FileSettings.DriverName) == 0 {
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return nil, model.NewAppError("GetBrandImage", "api.admin.get_brand_image.storage.app_error", nil, "", http.StatusNotImplemented)
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}
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img, err := a.ReadFile(BRAND_FILE_PATH + BRAND_FILE_NAME)
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if err != nil {
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return nil, err
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}
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return img, nil
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}
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