From 529fb29155b04c52666ac9db719c532527f093a6 Mon Sep 17 00:00:00 2001 From: Gergely Polonkai Date: Tue, 8 Mar 2016 16:21:05 +0100 Subject: [PATCH] Add event handler for m.room.power_levels --- .gitignore | 1 + src/Makefile.am | 1 + src/matrix-event-room-power-levels.vala | 215 ++++++++++++++++++++++++ src/matrix-event-types.c | 3 + 4 files changed, 220 insertions(+) create mode 100644 src/matrix-event-room-power-levels.vala diff --git a/.gitignore b/.gitignore index a86560f..4e8fad4 100644 --- a/.gitignore +++ b/.gitignore @@ -69,3 +69,4 @@ Makefile.in /src/matrix-event-tag.c /src/matrix-event-room-canonical-alias.c /src/matrix-event-room-create.c +/src/matrix-event-room-power-levels.c diff --git a/src/Makefile.am b/src/Makefile.am index a1e7e5f..9de2b4d 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -39,6 +39,7 @@ libmatrix_glib_0_0_la_VALA_SOURCES = \ matrix-event-tag.vala \ matrix-event-room-canonical-alias.vala \ matrix-event-room-create.vala \ + matrix-event-room-power-levels.vala \ $(NULL) AM_CPPFLAGS += \ diff --git a/src/matrix-event-room-power-levels.vala b/src/matrix-event-room-power-levels.vala new file mode 100644 index 0000000..77e0be8 --- /dev/null +++ b/src/matrix-event-room-power-levels.vala @@ -0,0 +1,215 @@ +/* + * 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 + * . + */ + +/** + * Class to handle m.room.power_levels event + * + * This event specifies the minimum level a user must have in order to + * perform a certain action. It also specifies the levels of each user + * in the room. If a user_id is in the users list, then that user_id + * has the associated power level. Otherwise they have the default + * level users_default. If users_default is not supplied, it is + * assumed to be 0. The level required to send a certain event is + * governed by events, state_default and events_default. If an event + * type is specified in events, then the user must have at least the + * level specified in order to send that event. If the event type is + * not supplied, it defaults to events_default for Message Events and + * state_default for State Events. + */ +public class Matrix.Event.RoomPowerLevels : Matrix.Event.State { + /** + * The level required to ban a user. + */ + public int? ban { get; set; default = null; } + + /** + * The default level required to send message events. Can be + * overridden by the events key. + */ + public int? events_default { get; set; default = null; } + + /** + * The level required to kick a user. + */ + public int? kick { get; set; default = null; } + + /** + * The level required to redact an event. + */ + public int? redact { get; set; default = null; } + + /** + * The default level required to send state events. Can be + * overridden by the events key. + */ + public int? state_default { get; set; default = null; } + + /** + * The default power level for every user in the room, unless + * their user_id is mentioned in the users key. + */ + public int users_default { get; set; default = 0; } + + /** + * The level required to invite someone. + */ + public int? invite { get; set; default = null; } + + private HashTable _event_levels = null; + private HashTable _user_levels = null; + + protected override void + from_json(Json.Node json_data) + throws Matrix.Error + { + var content_root = json_data.get_object() + .get_member("content").get_object(); + Json.Node? node; + + if ((node = content_root.get_member("ban")) != null) { + _ban = (int)node.get_int(); + } else { + warning("content.ban is missing from a m.room.power_levels event"); + } + + if ((node = content_root.get_member("kick")) != null) { + _kick = (int)node.get_int(); + } else { + warning("content.kick is missing from a m.room.power_levels event"); + } + + if ((node = content_root.get_member("redact")) != null) { + _redact = (int)node.get_int(); + } else { + warning("content.redact is missing from a m.room.power_levels event"); + } + + if ((node = content_root.get_member("events_default")) != null) { + _events_default = (int)node.get_int(); + } else { + warning("content.events_default is missing from a m.room.power_levels event"); + } + + if ((node = content_root.get_member("state_default")) != null) { + _state_default = (int)node.get_int(); + } else { + warning("content.state_default is missing from a m.room.power_levels event"); + } + + if ((node = content_root.get_member("users_default")) != null) { + _users_default = (int)node.get_int(); + } + + if ((node = content_root.get_member("invite")) != null) { + _invite = (int)node.get_int(); + } + + if ((node = content_root.get_member("events")) != null) { + node.get_object().foreach_member((obj, event_name, event_node) => { + if (_event_levels == null) { + _event_levels = new HashTable(str_hash, str_equal); + } + + _event_levels.replace(event_name, (int)event_node.get_int()); + }); + } + + if ((node = content_root.get_member("users")) != null) { + node.get_object().foreach_member((obj, user_id, user_node) => { + if (_user_levels == null) { + _user_levels = new HashTable(str_hash, str_equal); + } + + _user_levels.replace(user_id, (int)user_node.get_int()); + }); + } + + base.from_json(json_data); + } + + protected override void + to_json(Json.Node json_data) + throws Matrix.Error + { + var content_root = json_data.get_object() + .get_member("content").get_object(); + + if (_ban == null) { + throw new Matrix.Error.INCOMPLETE( + "Won't create an m.room.power_levels event without a content.ban key"); + } + + if (_events_default == null) { + throw new Matrix.Error.INCOMPLETE( + "Won't create an m.room.power_levels event without a content.events_default key"); + } + + if (_kick == null) { + throw new Matrix.Error.INCOMPLETE( + "Won't create an m.room.power_levels event without a content.kick key"); + } + + if (_redact == null) { + throw new Matrix.Error.INCOMPLETE( + "Won't create an m.room.power_levels event without a content.redact key"); + } + + if (_state_default == null) { + throw new Matrix.Error.INCOMPLETE( + "Won't create an m.room.power_levels event without a content.state_default key"); + } + + if (_user_levels == null) { + throw new Matrix.Error.INCOMPLETE( + "Won't create an m.room.power_levels event without a content.users key"); + } + + if (_event_levels == null) { + throw new Matrix.Error.INCOMPLETE( + "Won't create an m.room.power_levels event without a content.events key"); + } + + content_root.set_int_member("ban", _ban); + content_root.set_int_member("kick", _kick); + content_root.set_int_member("redact", _redact); + content_root.set_int_member("state_default", _state_default); + content_root.set_int_member("events_default", _events_default); + + var user_obj = new Json.Object(); + var user_node = new Json.Node(Json.NodeType.OBJECT); + user_node.set_object(user_obj); + + _user_levels.foreach((user_id, power_level) => { + user_obj.set_int_member(user_id, power_level); + }); + + content_root.set_member("users", user_node); + + var events_obj = new Json.Object(); + var events_node = new Json.Node(Json.NodeType.OBJECT); + events_node.set_object(events_obj); + + _event_levels.foreach((events_id, power_level) => { + events_obj.set_int_member(events_id, power_level); + }); + + content_root.set_member("users", events_node); + + base.to_json(json_data); + } +} diff --git a/src/matrix-event-types.c b/src/matrix-event-types.c index 800fedb..d81f4d0 100644 --- a/src/matrix-event-types.c +++ b/src/matrix-event-types.c @@ -191,6 +191,9 @@ matrix_event_types_ctor(void) matrix_event_register_type("m.room.create", MATRIX_EVENT_TYPE_ROOM_CREATE, NULL); + matrix_event_register_type("m.room.power_levels", + MATRIX_EVENT_TYPE_ROOM_POWER_LEVELS, + NULL); } void