49 lines
2.3 KiB
C#
49 lines
2.3 KiB
C#
using SharpChat.SockChat.PacketsS2C;
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using System;
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using System.Linq;
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namespace SharpChat.SockChat.Commands {
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public class ChannelJoinCommand : ISockChatClientCommand {
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public bool IsMatch(SockChatClientCommandContext ctx) {
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return ctx.NameEquals("join");
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}
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public void Dispatch(SockChatClientCommandContext ctx) {
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string channelName = ctx.Args.FirstOrDefault() ?? string.Empty;
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string password = string.Join(' ', ctx.Args.Skip(1));
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ChannelInfo? channelInfo = ctx.Chat.Channels.Get(channelName, SockChatUtility.SanitiseChannelName);
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if(channelInfo == null) {
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ctx.Chat.SendTo(ctx.User, new ChannelNotFoundErrorS2CPacket(channelName));
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ctx.Chat.SendTo(ctx.User, new UserChannelForceJoinS2CPacket(ctx.Channel.Name));
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return;
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}
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if(channelInfo.Name.Equals(ctx.Channel.Name, StringComparison.InvariantCultureIgnoreCase)) {
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// this is where the elusive commented out "samechan" error would go!
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// https://patchii.net/sockchat/sockchat/src/commit/6c2111fb4b0241f9ef31060b0f86e7176664f572/server/lib/context.php#L61
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ctx.Chat.SendTo(ctx.User, new UserChannelForceJoinS2CPacket(ctx.Channel.Name));
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return;
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}
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if(!ctx.User.Permissions.HasFlag(UserPermissions.JoinAnyChannel) && channelInfo.OwnerId != ctx.User.UserId) {
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if(channelInfo.Rank > ctx.User.Rank) {
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ctx.Chat.SendTo(ctx.User, new ChannelRankTooLowErrorS2CPacket(channelInfo.Name));
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ctx.Chat.SendTo(ctx.User, new UserChannelForceJoinS2CPacket(ctx.Channel.Name));
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return;
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}
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if(!string.IsNullOrEmpty(channelInfo.Password) && channelInfo.Password.Equals(password)) {
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ctx.Chat.SendTo(ctx.User, new ChannelPasswordWrongErrorS2CPacket(channelInfo.Name));
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ctx.Chat.SendTo(ctx.User, new UserChannelForceJoinS2CPacket(ctx.Channel.Name));
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return;
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}
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}
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DateTimeOffset now = DateTimeOffset.UtcNow;
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ctx.Chat.Events.Dispatch("chan:leave", now, ctx.Channel, ctx.User);
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ctx.Chat.Events.Dispatch("chan:join", now, channelInfo, ctx.User);
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}
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}
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}
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