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expressions will no longer cause exceptions if the bot doesn't have perms to write in the target channel

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Cleaned up expr code a little bit
This commit is contained in:
Toastie (DCS Team) 2024-10-05 11:17:12 +13:00
parent 4338df0b38
commit 3ba1d06fd0
Signed by: toastie_t0ast
GPG key ID: 27F3B6855AFD40A4
2 changed files with 80 additions and 74 deletions
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43
src/EllieBot/Modules/Expressions/EllieExpressionExtensions.cs
View file

@ -6,49 +6,6 @@ namespace EllieBot.Modules.EllieExpressions;
public static class EllieExpressionExtensions public static class EllieExpressionExtensions
{ {
private static string ResolveTriggerString(this string str, DiscordSocketClient client)
=> str.Replace("%bot.mention%", client.CurrentUser.Mention, StringComparison.Ordinal);
public static async Task<IUserMessage> Send(
this EllieExpression cr,
IUserMessage ctx,
IReplacementService repSvc,
DiscordSocketClient client,
IMessageSenderService sender)
{
var channel = cr.DmResponse ? await ctx.Author.CreateDMChannelAsync() : ctx.Channel;
var trigger = cr.Trigger.ResolveTriggerString(client);
var substringIndex = trigger.Length;
if (cr.ContainsAnywhere)
{
var pos = ctx.Content.AsSpan().GetWordPosition(trigger);
if (pos == WordPosition.Start)
substringIndex += 1;
else if (pos == WordPosition.End)
substringIndex = ctx.Content.Length;
else if (pos == WordPosition.Middle)
substringIndex += ctx.Content.IndexOf(trigger, StringComparison.InvariantCulture);
}
var canMentionEveryone = (ctx.Author as IGuildUser)?.GuildPermissions.MentionEveryone ?? true;
var repCtx = new ReplacementContext(client: client,
guild: (ctx.Channel as ITextChannel)?.Guild as SocketGuild,
channel: ctx.Channel,
user: ctx.Author
)
.WithOverride("%target%",
() => canMentionEveryone
? ctx.Content[substringIndex..].Trim()
: ctx.Content[substringIndex..].Trim().SanitizeMentions(true));
var text = SmartText.CreateFrom(cr.Response);
text = await repSvc.ReplaceAsync(text, repCtx);
return await sender.Response(channel).Text(text).Sanitize(false).SendAsync();
}
[MethodImpl(MethodImplOptions.AggressiveInlining)] [MethodImpl(MethodImplOptions.AggressiveInlining)]
public static WordPosition GetWordPosition(this ReadOnlySpan<char> str, in ReadOnlySpan<char> word) public static WordPosition GetWordPosition(this ReadOnlySpan<char> str, in ReadOnlySpan<char> word)
{ {

57
src/EllieBot/Modules/Expressions/EllieExpressionsService.cs
View file

@ -249,8 +249,9 @@ public sealed class EllieExpressionsService : IExecOnMessage, IReadyExecutor
try try
{ {
if (guild is SocketGuild sg) if (guild is not SocketGuild sg)
{ return false;
var result = await _permChecker.CheckPermsAsync( var result = await _permChecker.CheckPermsAsync(
guild, guild,
msg.Channel, msg.Channel,
@ -286,9 +287,16 @@ public sealed class EllieExpressionsService : IExecOnMessage, IReadyExecutor
return true; return true;
} }
}
var sentMsg = await expr.Send(msg, _repSvc, _client, _sender); var cu = sg.CurrentUser;
var channel = expr.DmResponse ? await msg.Author.CreateDMChannelAsync() : msg.Channel;
// have no perms to speak in that channel
if (channel is ITextChannel tc && !cu.GetPermissions(tc).SendMessages)
return false;
var sentMsg = await Send(expr, msg, channel);
var reactions = expr.GetReactions(); var reactions = expr.GetReactions();
foreach (var reaction in reactions) foreach (var reaction in reactions)
@ -336,6 +344,47 @@ public sealed class EllieExpressionsService : IExecOnMessage, IReadyExecutor
return false; return false;
} }
public string ResolveTriggerString(string str)
=> str.Replace("%bot.mention%", _client.CurrentUser.Mention, StringComparison.Ordinal);
public async Task<IUserMessage> Send(
EllieExpression cr,
IUserMessage ctx,
IMessageChannel channel
)
{
var trigger = ResolveTriggerString(cr.Trigger);
var substringIndex = trigger.Length;
if (cr.ContainsAnywhere)
{
var pos = ctx.Content.AsSpan().GetWordPosition(trigger);
if (pos == WordPosition.Start)
substringIndex += 1;
else if (pos == WordPosition.End)
substringIndex = ctx.Content.Length;
else if (pos == WordPosition.Middle)
substringIndex += ctx.Content.IndexOf(trigger, StringComparison.InvariantCulture);
}
var canMentionEveryone = (ctx.Author as IGuildUser)?.GuildPermissions.MentionEveryone ?? true;
var repCtx = new ReplacementContext(client: _client,
guild: (ctx.Channel as ITextChannel)?.Guild as SocketGuild,
channel: ctx.Channel,
user: ctx.Author
)
.WithOverride("%target%",
() => canMentionEveryone
? ctx.Content[substringIndex..].Trim()
: ctx.Content[substringIndex..].Trim().SanitizeMentions(true));
var text = SmartText.CreateFrom(cr.Response);
text = await _repSvc.ReplaceAsync(text, repCtx);
return await _sender.Response(channel).Text(text).Sanitize(false).SendAsync();
}
public async Task ResetExprReactions(ulong? maybeGuildId, int id) public async Task ResetExprReactions(ulong? maybeGuildId, int id)
{ {
EllieExpression expr; EllieExpression expr;