portainer/api/http/handler/users/user_memberships.go

package users

import (
	"net/http"

	httperror "github.com/portainer/libhttp/error"
	"github.com/portainer/libhttp/request"
	"github.com/portainer/libhttp/response"
	"github.com/portainer/portainer/api"
	"github.com/portainer/portainer/api/http/errors"
	"github.com/portainer/portainer/api/http/security"
)

// GET request on /api/users/:id/memberships
func (handler *Handler) userMemberships(w http.ResponseWriter, r *http.Request) *httperror.HandlerError {
	userID, err := request.RetrieveNumericRouteVariableValue(r, "id")
	if err != nil {
		return &httperror.HandlerError{http.StatusBadRequest, "Invalid user identifier route variable", err}
	}

	tokenData, err := security.RetrieveTokenData(r)
	if err != nil {
		return &httperror.HandlerError{http.StatusInternalServerError, "Unable to retrieve user authentication token", err}
	}

	if tokenData.Role != portainer.AdministratorRole && tokenData.ID != portainer.UserID(userID) {
		return &httperror.HandlerError{http.StatusForbidden, "Permission denied to update user memberships", errors.ErrUnauthorized}
	}

	memberships, err := handler.DataStore.TeamMembership().TeamMembershipsByUserID(portainer.UserID(userID))
	if err != nil {
		return &httperror.HandlerError{http.StatusInternalServerError, "Unable to persist membership changes inside the database", err}
	}

	return response.JSON(w, memberships)
}