68ce53ae17
* Use new Subs.CVar helper Removes manual config OnValueChanged calls, removes need to remember to manually unsubscribe. This both reduces boilerplate and fixes many issues where subscriptions weren't removed on entity system shutdown. * Fix a bunch of warnings * More warning fixes * Use new DateTime serializer to get rid of ISerializationHooks in changelog code. * Get rid of some more ISerializationHooks for enums * And a little more * Apply suggestions from code review Co-authored-by: 0x6273 <0x40@keemail.me> --------- Co-authored-by: 0x6273 <0x40@keemail.me>
96 lines
3.3 KiB
C#
96 lines
3.3 KiB
C#
using Content.Server.Chat.Managers;
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using Content.Server.GameTicking;
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using Content.Shared.CCVar;
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using Content.Shared.Chat;
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using Robust.Shared.Console;
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using Robust.Shared.Configuration;
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using Robust.Shared.Player;
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namespace Content.Server.Motd;
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/// <summary>
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/// The system that handles broadcasting the Message Of The Day to players when they join the lobby/the MOTD changes/they ask for it to be printed.
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/// </summary>
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public sealed class MOTDSystem : EntitySystem
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{
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[Dependency] private readonly IChatManager _chatManager = default!;
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[Dependency] private readonly IConfigurationManager _configurationManager = default!;
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/// <summary>
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/// The cached value of the Message of the Day. Used for fast access.
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/// </summary>
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private string _messageOfTheDay = "";
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public override void Initialize()
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{
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base.Initialize();
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Subs.CVar(_configurationManager, CCVars.MOTD, OnMOTDChanged, invokeImmediately: true);
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SubscribeLocalEvent<PlayerJoinedLobbyEvent>(OnPlayerJoinedLobby);
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}
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/// <summary>
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/// Sends the Message Of The Day, if any, to all connected players.
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/// </summary>
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public void TrySendMOTD()
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{
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if (string.IsNullOrEmpty(_messageOfTheDay))
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return;
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var wrappedMessage = Loc.GetString("motd-wrap-message", ("motd", _messageOfTheDay));
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_chatManager.ChatMessageToAll(ChatChannel.Server, _messageOfTheDay, wrappedMessage, source: EntityUid.Invalid, hideChat: false, recordReplay: true);
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}
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/// <summary>
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/// Sends the Message Of The Day, if any, to a specific player.
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/// </summary>
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public void TrySendMOTD(ICommonSession player)
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{
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if (string.IsNullOrEmpty(_messageOfTheDay))
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return;
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var wrappedMessage = Loc.GetString("motd-wrap-message", ("motd", _messageOfTheDay));
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_chatManager.ChatMessageToOne(ChatChannel.Server, _messageOfTheDay, wrappedMessage, source: EntityUid.Invalid, hideChat: false, client: player.Channel);
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}
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/// <summary>
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/// Sends the Message Of The Day, if any, to a specific player's console and chat.
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/// </summary>
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/// <remarks>
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/// This is used by the MOTD console command because we can't tell whether the player is using `console or /console so we send the message to both.
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/// </remarks>
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public void TrySendMOTD(IConsoleShell shell)
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{
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if (string.IsNullOrEmpty(_messageOfTheDay))
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return;
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var wrappedMessage = Loc.GetString("motd-wrap-message", ("motd", _messageOfTheDay));
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shell.WriteLine(wrappedMessage);
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if (shell.Player is { } player)
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_chatManager.ChatMessageToOne(ChatChannel.Server, _messageOfTheDay, wrappedMessage, source: EntityUid.Invalid, hideChat: false, client: player.Channel);
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}
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#region Event Handlers
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/// <summary>
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/// Posts the Message Of The Day to any players who join the lobby.
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/// </summary>
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private void OnPlayerJoinedLobby(PlayerJoinedLobbyEvent ev)
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{
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TrySendMOTD(ev.PlayerSession);
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}
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/// <summary>
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/// Broadcasts changes to the Message Of The Day to all players.
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/// </summary>
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private void OnMOTDChanged(string val)
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{
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if (val == _messageOfTheDay)
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return;
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_messageOfTheDay = val;
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TrySendMOTD();
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}
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#endregion Event Handlers
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}
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