matrix-glib-sdk/src/matrix-event-room-history-v...

258 lines
9.3 KiB
C

/*
* This file is part of matrix-glib-sdk
*
* matrix-glib-sdk is free software: you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation, either
* version 3 of the License, or (at your option) any later version.
*
* matrix-glib-sdk 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with matrix-glib-sdk. If not, see
* <http://www.gnu.org/licenses/>.
*/
#include "matrix-event-room-history-visibility.h"
#include "matrix-enumtypes.h"
#include "utils.h"
/**
* SECTION:matrix-event-room-history-visibility
* @short_description: event to control history visibility to room members
*
* This is the default event handler for `m.room.history_visibility` events.
*
* This event controls whether a user can see the events that happened in a room from before
* they joined.
*/
enum {
PROP_0,
PROP_VISIBILITY,
NUM_PROPERTIES
};
static GParamSpec *matrix_event_room_history_visibility_properties[NUM_PROPERTIES];
typedef struct {
MatrixHistoryVisibility _visibility;
} MatrixEventRoomHistoryVisibilityPrivate;
/**
* MatrixEventRoomHistoryVisibility:
*/
G_DEFINE_TYPE_WITH_PRIVATE(MatrixEventRoomHistoryVisibility, matrix_event_room_history_visibility, MATRIX_EVENT_TYPE_STATE);
static void
matrix_event_room_history_visibility_real_from_json(MatrixEventBase *matrix_event_base, JsonNode *json_data, GError **error)
{
MatrixEventRoomHistoryVisibilityPrivate *priv;
JsonObject *root;
JsonObject *content_root;
JsonNode *content_node;
JsonNode *node;
g_return_if_fail (json_data != NULL);
priv = matrix_event_room_history_visibility_get_instance_private(MATRIX_EVENT_ROOM_HISTORY_VISIBILITY(matrix_event_base));
root = json_node_get_object(json_data);
content_node = json_object_get_member(root, "content");
content_root = json_node_get_object(content_node);
#ifdef DEBUG
if ((node = json_object_get_member(root, "state_key")) != NULL) {
const gchar *state_key = json_node_get_string(node);
if ((state_key == NULL) || (*state_key == 0)) {
g_warning("state_key of a m.room.history_visibility event is non-empty");
}
}
#endif
if ((node = json_object_get_member(content_root, "history_visibility")) != NULL) {
GError *inner_error = NULL;
MatrixHistoryVisibility visibility = _matrix_g_enum_nick_to_value(MATRIX_TYPE_HISTORY_VISIBILITY, json_node_get_string(node), &inner_error);
if (inner_error != NULL) {
priv->_visibility = MATRIX_HISTORY_VISIBILITY_UNKNOWN;
#ifdef DEBUG
g_warning("Unknown history_visibility value %s", json_node_get_string(node));
#endif
} else {
priv->_visibility = visibility;
}
}
MATRIX_EVENT_BASE_CLASS(matrix_event_room_history_visibility_parent_class)->from_json(matrix_event_base, json_data, error);
}
static void
matrix_event_room_history_visibility_real_to_json(MatrixEventBase *matrix_event_base, JsonNode *json_data, GError **error)
{
MatrixEventRoomHistoryVisibilityPrivate *priv;
JsonObject *root;
JsonObject *content_root;
JsonNode *content_node;
const gchar *state_key;
gchar *visibility_str;
g_return_if_fail (json_data != NULL);
priv = matrix_event_room_history_visibility_get_instance_private(MATRIX_EVENT_ROOM_HISTORY_VISIBILITY(matrix_event_base));
root = json_node_get_object(json_data);
content_node = json_object_get_member(root, "content");
content_root = json_node_get_object(content_node);
state_key = matrix_event_state_get_state_key(MATRIX_EVENT_STATE(matrix_event_base));
if ((state_key == NULL) || (*state_key == 0)) {
g_set_error(error, MATRIX_ERROR, MATRIX_ERROR_INCOMPLETE,
"Won't generate a m.room.history_visibility event with a non-empty state key");
return;
}
if (priv->_visibility == MATRIX_HISTORY_VISIBILITY_UNKNOWN) {
g_set_error(error, MATRIX_ERROR, MATRIX_ERROR_UNKNOWN_VALUE,
"Won't send m.room.history_visibility event with unknown visibility value");
return;
}
visibility_str = _matrix_g_enum_to_string(MATRIX_TYPE_HISTORY_VISIBILITY, priv->_visibility, '_');
json_object_set_string_member(content_root, "history_visibility", visibility_str);
g_free(visibility_str);
MATRIX_EVENT_BASE_CLASS(matrix_event_room_history_visibility_parent_class)->to_json(matrix_event_base, json_data, error);
}
/**
* matrix_event_room_history_visibility_new:
*
* Create a new #MatrixEventRoomHistoryVisibility object.
*
* Returns: (transfer full): a new #MatrixEventRoomHistoryVisibility object
*/
MatrixEventRoomHistoryVisibility *
matrix_event_room_history_visibility_new(void)
{
return (MatrixEventRoomHistoryVisibility *)matrix_event_state_construct(MATRIX_EVENT_TYPE_ROOM_HISTORY_VISIBILITY);
}
/**
* matrix_event_room_history_visibility_get_visibility:
* @event: a #MatrixEventRoomHistoryVisibility
*
* Get the history visibility status of the room.
*
* Returns: a #MatrixHistoryVisibility value
*/
MatrixHistoryVisibility
matrix_event_room_history_visibility_get_visibility(MatrixEventRoomHistoryVisibility *matrix_event_room_history_visibility)
{
MatrixEventRoomHistoryVisibilityPrivate *priv;
g_return_val_if_fail(matrix_event_room_history_visibility != NULL, 0);
priv = matrix_event_room_history_visibility_get_instance_private(matrix_event_room_history_visibility);
return priv->_visibility;
}
/**
* matrix_event_room_history_visibility_set_visibility:
* @event: a #MatrixEventRoomHistoryVisibility
* @history_visibility: a #MatrixHistoryVisibility value
*
* Set the history visibility in @event.
*/
void
matrix_event_room_history_visibility_set_visibility(MatrixEventRoomHistoryVisibility *matrix_event_room_history_visibility, MatrixHistoryVisibility visibility)
{
MatrixEventRoomHistoryVisibilityPrivate *priv;
g_return_if_fail(matrix_event_room_history_visibility != NULL);
priv = matrix_event_room_history_visibility_get_instance_private(matrix_event_room_history_visibility);
if (priv->_visibility != visibility) {
priv->_visibility = visibility;
g_object_notify_by_pspec((GObject *)matrix_event_room_history_visibility, matrix_event_room_history_visibility_properties[PROP_VISIBILITY]);
}
}
static void
matrix_event_room_history_visibility_finalize(GObject *gobject) {
G_OBJECT_CLASS(matrix_event_room_history_visibility_parent_class)->finalize(gobject);
}
static void
matrix_event_room_history_visibility_get_property(GObject *gobject, guint property_id, GValue *value, GParamSpec *pspec)
{
MatrixEventRoomHistoryVisibility *matrix_event_room_history_visibility = MATRIX_EVENT_ROOM_HISTORY_VISIBILITY(gobject);
switch (property_id) {
case PROP_VISIBILITY:
g_value_set_enum(value, matrix_event_room_history_visibility_get_visibility(matrix_event_room_history_visibility));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(gobject, property_id, pspec);
break;
}
}
static void
matrix_event_room_history_visibility_set_property(GObject *gobject, guint property_id, const GValue *value, GParamSpec *pspec)
{
MatrixEventRoomHistoryVisibility *matrix_event_room_history_visibility = MATRIX_EVENT_ROOM_HISTORY_VISIBILITY(gobject);
switch (property_id) {
case PROP_VISIBILITY:
matrix_event_room_history_visibility_set_visibility(matrix_event_room_history_visibility, g_value_get_enum(value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(gobject, property_id, pspec);
break;
}
}
static void
matrix_event_room_history_visibility_class_init(MatrixEventRoomHistoryVisibilityClass *klass)
{
((MatrixEventBaseClass *)klass)->from_json = matrix_event_room_history_visibility_real_from_json;
((MatrixEventBaseClass *)klass)->to_json = matrix_event_room_history_visibility_real_to_json;
G_OBJECT_CLASS(klass)->get_property = matrix_event_room_history_visibility_get_property;
G_OBJECT_CLASS(klass)->set_property = matrix_event_room_history_visibility_set_property;
G_OBJECT_CLASS(klass)->finalize = matrix_event_room_history_visibility_finalize;
/**
* MatrixEventRoomHistoryVisibiliy:visibility:
*
* Who can see the room history.
*/
matrix_event_room_history_visibility_properties[PROP_VISIBILITY] = g_param_spec_enum(
"visibility", "visibility", "visibility",
MATRIX_TYPE_HISTORY_VISIBILITY, MATRIX_HISTORY_VISIBILITY_UNKNOWN,
G_PARAM_STATIC_STRINGS | G_PARAM_READWRITE);
g_object_class_install_property(G_OBJECT_CLASS(klass), PROP_VISIBILITY, matrix_event_room_history_visibility_properties[PROP_VISIBILITY]);
}
static void
matrix_event_room_history_visibility_init(MatrixEventRoomHistoryVisibility *matrix_event_room_history_visibility)
{
MatrixEventRoomHistoryVisibilityPrivate *priv = matrix_event_room_history_visibility_get_instance_private(matrix_event_room_history_visibility);
priv->_visibility = MATRIX_HISTORY_VISIBILITY_UNKNOWN;
}