MM24459: Implement ldap picture sync (#14540)

* implement ldap picture sync

* add testing timeout, and no change

* Revert "add testing timeout, and no change"

This reverts commit 765621a7290074e5664c4ca2a2843c84e01f4cf1.

* update app-layer

* updates from code review

* update app-layers

* remove debug statements

Co-authored-by: mattermod <mattermod@users.noreply.github.com>

app/user.go

@@ -855,12 +855,11 @@ func (a *App) SetProfileImageFromMultiPartFile(userId string, file multipart.Fil
 	return a.SetProfileImageFromFile(userId, file)
 }
 
-func (a *App) SetProfileImageFromFile(userId string, file io.Reader) *model.AppError {
-
+func (a *App) AdjustImage(file io.Reader) (*bytes.Buffer, *model.AppError) {
 	// Decode image into Image object
 	img, _, err := image.Decode(file)
 	if err != nil {
-		return model.NewAppError("SetProfileImage", "api.user.upload_profile_user.decode.app_error", nil, err.Error(), http.StatusBadRequest)
+		return nil, model.NewAppError("SetProfileImage", "api.user.upload_profile_user.decode.app_error", nil, err.Error(), http.StatusBadRequest)
 	}
 
 	orientation, _ := getImageOrientation(file)
@@ -873,9 +872,17 @@ func (a *App) SetProfileImageFromFile(userId string, file io.Reader) *model.AppE
 	buf := new(bytes.Buffer)
 	err = png.Encode(buf, img)
 	if err != nil {
-		return model.NewAppError("SetProfileImage", "api.user.upload_profile_user.encode.app_error", nil, err.Error(), http.StatusInternalServerError)
+		return nil, model.NewAppError("SetProfileImage", "api.user.upload_profile_user.encode.app_error", nil, err.Error(), http.StatusInternalServerError)
 	}
+	return buf, nil
+}
 
+func (a *App) SetProfileImageFromFile(userId string, file io.Reader) *model.AppError {
+
+	buf, err := a.AdjustImage(file)
+	if err != nil {
+		return err
+	}
 	path := "users/" + userId + "/profile.png"
 
 	if _, err := a.WriteFile(buf, path); err != nil {