public async Task AddEmoji(string name, string nameOverride = null)
{
var emoji = DiscordEmoji.EmoteFromName(name);
if (emoji == null)
{
await ReplyAsync("No emoji by that name was found on DiscordEmoji." +
"\nPlease select a valid emoji from the catalog at https://discordemoji.com" +
"\n\n(The emoji name is case sensitive. Don't include the colons in your command!)" +
"\n\n If you're too lazy to go on the website, you can use the ``emojis`` command to list emojis." +
$"\n``{Configuration.Prefix}emojis <category> <page (Optional)>``");
return;
}
if (!(Context.Channel as ITextChannel).IsNsfw && DiscordEmoji.GetCategoryName(emoji.Category) == "NSFW")
{
await ReplyAsync("That's an NSFW emoji, go into an NSFW channel for that.");
return;
}
var guildEmoji = Context.Guild.Emotes;
if (guildEmoji.Count(x => x.Animated) >= 50 && emoji.Animated)
{
await ReplyAsync("You already have fifty (50) animated emoji on this server. That is Discord's limit. Remove some before adding more.");
return;
}
if (guildEmoji.Count(x => !x.Animated) >= 50 && !emoji.Animated)
{
await ReplyAsync("You already have fifty (50) emoji on this server. That is Discord's limit. Remove some before adding more.");
return;
}
EmbedBuilder embed = new EmbedBuilder
{
Title = "Confirmation",
Description = "Are you sure that you want to add this emoji to your server?\nReact with ✅ in less than 20 seconds to confirm. React with ❌ to abort.",
ThumbnailUrl = emoji.Image
};
embed.AddField("Name", emoji.Title);
if (nameOverride != null)
{
embed.AddField("Name Override", nameOverride);
}
embed.AddField("Author", emoji.Author);
SocketReaction reaction;
try
{
var sent = await ReplyAsync(embed : embed.Build());
ChoiceTracker.AddUser(Context.User.Id);
var t = Task.Run(async() => await sent.AddReactionsAsync(new[] { reactionYes, reactionNo }));
reaction = await ReactionCollector.GrabReaction(Context.User, sent,
x => x.Emote.Equals(reactionYes) || x.Emote.Equals(reactionNo), 20);
}
finally
{
ChoiceTracker.RemoveUser(Context.User.Id);
}
if (reaction == null)
{
await ReplyAsync("No reaction was given, aborting.");
return;
}
if (reaction.Emote.Equals(reactionYes))
{
var successMessage = await ReplyAsync("Hold on while I add your emoji...");
try
{
using (Stream image = await DiscordEmoji.GetImageAsync(emoji))
{
// Check for Discord's 256kb emoji size cap
if (image.Length / 1024 > 256)
{
await ReplyAsync("The selected emoji is above 256kb and cannot be uploaded to Discord. Go bother Kohai (DiscordEmoji developer) to fix it.");
return;
}
await Context.Guild.CreateEmoteAsync(nameOverride ?? emoji.Title, new Image(image), options : new RequestOptions
{
AuditLogReason = $"Emoji added by {Context.User.Username}#{Context.User.Discriminator}",
RetryMode = RetryMode.AlwaysFail // Will fail on too long of a ratelimit so the bot doesn't hang on emoji upload ratelimit
});
}
var addMessage = $"Cool beans, you've added {emoji.Title} to your server.";
if (nameOverride != null)
{
addMessage += $" Name override: {nameOverride}";
}
await successMessage.ModifyAsync(x => x.Content = addMessage);
}
catch (Exception ex)
{
if (ex is RateLimitedException)
{
await ReplyAsync("Discord has a ratelimit on adding emoji, and you've just hit it. Try adding your emoji at a later time.");
return;
}
else if (ex is HttpException hex)
{
string message;
switch (hex.HttpCode)
{
case (HttpStatusCode)400:
message = $"The emoji failed to submit to Discord, it may have been too big. {hex.Reason ?? ""}";
break;
default:
message = "Unexpected status code received from Discord, something went wrong. Report it, I guess?";
break;
}
await ReplyAsync(message);
return;
}
}
}
else
{
await ReplyAsync("Alright then, I won't be adding that emoji.");
}
}
public async Task RemoveEmoji(string name)
{
var serverEmoji = Context.Guild.Emotes;
var toRemove = serverEmoji.FirstOrDefault(x => x.Name == name);
if (toRemove == null)
{
await ReplyAsync("No emoji was found by that name on this server.");
return;
}
EmbedBuilder embed = new EmbedBuilder
{
Title = "Confirmation",
Description = "Are you sure that you want to remove this emoji?\nReact with ✅ in less than 20 seconds to confirm. React with ❌ to abort.",
ThumbnailUrl = toRemove.Url
};
embed.AddField("Name", toRemove.Name);
SocketReaction reaction;
try
{
var sent = await ReplyAsync(embed : embed.Build());
ChoiceTracker.AddUser(Context.User.Id);
var t = Task.Run(async() => await sent.AddReactionsAsync(new[] { reactionYes, reactionNo }));
reaction = await ReactionCollector.GrabReaction(Context.User, sent,
x => x.Emote.Equals(reactionYes) || x.Emote.Equals(reactionNo), 20);
}
finally
{
ChoiceTracker.RemoveUser(Context.User.Id);
}
if (reaction == null)
{
await ReplyAsync("No reaction was given, aborting.");
return;
}
if (reaction.Emote.Equals(reactionYes))
{
try
{
await Context.Guild.DeleteEmoteAsync(toRemove);
}
catch (HttpException)
{
await ReplyAsync("I failed to remove the mentioned emoji, maybe somebody else removed it first?");
return;
}
await ReplyAsync("Emoji successfully removed.");
}
else
{
await ReplyAsync("Alright, I won't remove that emoji.");
}
}