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Categories skip most of the ALLOW_INVALID_CHANNEL_NAMES checks on discord.com ( they also trim whitespace )

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This commit is contained in:
Madeline 2022-04-24 15:09:45 +10:00
parent ccf4386d70
commit 903fee9a16
2 changed files with 17 additions and 9 deletions
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24
util/src/entities/Channel.ts
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@ -3,7 +3,7 @@ import { BaseClass } from "./BaseClass";
import { Guild } from "./Guild";
import { PublicUserProjection, User } from "./User";
import { HTTPError } from "lambert-server";
import { containsAll, emitEvent, getPermission, Snowflake, trimSpecial, InvisibleCharacters } from "../util";
import { containsAll, emitEvent, getPermission, Snowflake, trimSpecial, InvisibleCharacters, ChannelTypes } from "../util";
import { ChannelCreateEvent, ChannelRecipientRemoveEvent } from "../interfaces";
import { Recipient } from "./Recipient";
import { Message } from "./Message";
@ -147,7 +147,7 @@ export class Channel extends BaseClass {
orphanedRowAction: "delete",
})
webhooks?: Webhook[];
// TODO: DM channel
static async createChannel(
channel: Partial<Channel>,
@ -173,12 +173,20 @@ export class Channel extends BaseClass {
if (channel.name.includes(character))
throw new HTTPError("Channel name cannot include invalid characters", 403);
if (channel.name.match(/\-\-+/g))
throw new HTTPError("Channel name cannot include multiple adjacent dashes.", 403)
// Categories skip these checks on discord.com
if (channel.type !== ChannelType.GUILD_CATEGORY) {
if (channel.name.includes(" "))
throw new HTTPError("Channel name cannot include invalid characters", 403);
if (channel.name.charAt(0) === "-" ||
channel.name.charAt(channel.name.length - 1) === "-")
throw new HTTPError("Channel name cannot start/end with dash.", 403)
if (channel.name.match(/\-\-+/g))
throw new HTTPError("Channel name cannot include multiple adjacent dashes.", 403);
if (channel.name.charAt(0) === "-" ||
channel.name.charAt(channel.name.length - 1) === "-")
throw new HTTPError("Channel name cannot start/end with dash.", 403);
}
else
channel.name = channel.name.trim(); //category names are trimmed client side on discord.com
}
if (!guild.features.includes("ALLOW_UNNAMED_CHANNELS")) {
@ -297,7 +305,7 @@ export class Channel extends BaseClass {
await emitEvent({ event: "CHANNEL_CREATE", data: channel_dto, user_id: creator_user_id });
}
if (recipients.length === 1) return channel_dto;
if (recipients.length === 1) return channel_dto;
else return channel_dto.excludedRecipients([creator_user_id]);
}

2
util/src/util/InvisibleCharacters.ts
View File

@ -1,7 +1,7 @@
// List from https://invisible-characters.com/
export const InvisibleCharacters = [
'\u{9}', //Tab
'\u{20}', //Space
//'\u{20}', //Space //categories can have spaces in them
'\u{ad}', //Soft hyphen
'\u{34f}', //Combining grapheme joiner
'\u{61c}', //Arabic letter mark