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fix(Discord Node): When using OAuth2 authentication, check if user is a guild member when sending direct message #9183

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merged 5 commits into from
Apr 25, 2024
Merged

fix(Discord Node): When using OAuth2 authentication, check if user is a guild member when sending direct message #9183

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3e5ba98
:zap: fix
michael-radency Apr 22, 2024
14214d6
:zap: linter and spelling fixes
michael-radency Apr 22, 2024
5875846
:zap: util to check if user is guild member
michael-radency Apr 22, 2024
e037c15
Merge branch 'master' of https://github.com/n8n-io/n8n into node-1257…
michael-radency Apr 24, 2024
82092b5
:zap: use get member endpoint instead of iterationg over guild members
michael-radency Apr 24, 2024
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2 changes: 1 addition & 1 deletion packages/nodes-base/nodes/Discord/v2/actions/channel/deleteChannel.operation.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,7 @@ export const description = updateDisplayOptions(displayOptions, properties);

export async function execute(
this: IExecuteFunctions,
guildId: string,
_guildId: string,
userGuilds: IDataObject[],
): Promise<INodeExecutionData[]> {
const returnData: INodeExecutionData[] = [];
Expand Down
2 changes: 1 addition & 1 deletion packages/nodes-base/nodes/Discord/v2/actions/channel/get.operation.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,7 @@ export const description = updateDisplayOptions(displayOptions, properties);

export async function execute(
this: IExecuteFunctions,
guildId: string,
_guildId: string,
userGuilds: IDataObject[],
): Promise<INodeExecutionData[]> {
const returnData: INodeExecutionData[] = [];
Expand Down
2 changes: 1 addition & 1 deletion packages/nodes-base/nodes/Discord/v2/actions/channel/update.operation.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -104,7 +104,7 @@ export const description = updateDisplayOptions(displayOptions, properties);

export async function execute(
this: IExecuteFunctions,
guildId: string,
_guildId: string,
userGuilds: IDataObject[],
): Promise<INodeExecutionData[]> {
const returnData: INodeExecutionData[] = [];
Expand Down
2 changes: 1 addition & 1 deletion packages/nodes-base/nodes/Discord/v2/actions/message/deleteMessage.operation.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,7 @@ export const description = updateDisplayOptions(displayOptions, properties);

export async function execute(
this: IExecuteFunctions,
guildId: string,
_guildId: string,
userGuilds: IDataObject[],
): Promise<INodeExecutionData[]> {
const returnData: INodeExecutionData[] = [];
Expand Down
2 changes: 1 addition & 1 deletion packages/nodes-base/nodes/Discord/v2/actions/message/get.operation.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -41,7 +41,7 @@ export const description = updateDisplayOptions(displayOptions, properties);

export async function execute(
this: IExecuteFunctions,
guildId: string,
_guildId: string,
userGuilds: IDataObject[],
): Promise<INodeExecutionData[]> {
const returnData: INodeExecutionData[] = [];
Expand Down
2 changes: 1 addition & 1 deletion packages/nodes-base/nodes/Discord/v2/actions/message/getAll.operation.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -42,7 +42,7 @@ export const description = updateDisplayOptions(displayOptions, properties);

export async function execute(
this: IExecuteFunctions,
guildId: string,
_guildId: string,
userGuilds: IDataObject[],
): Promise<INodeExecutionData[]> {
const returnData: INodeExecutionData[] = [];
Expand Down
2 changes: 1 addition & 1 deletion packages/nodes-base/nodes/Discord/v2/actions/message/react.operation.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -36,7 +36,7 @@ export const description = updateDisplayOptions(displayOptions, properties);

export async function execute(
this: IExecuteFunctions,
guildId: string,
_guildId: string,
userGuilds: IDataObject[],
): Promise<INodeExecutionData[]> {
const returnData: INodeExecutionData[] = [];
Expand Down
23 changes: 19 additions & 4 deletions packages/nodes-base/nodes/Discord/v2/actions/message/send.operation.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,7 @@ import {

import {
checkAccessToChannel,
checkIfUserGuildMember,
parseDiscordError,
prepareEmbeds,
prepareErrorData,
Expand Down Expand Up @@ -153,7 +154,7 @@ export async function execute(
};

if (embeds) {
body.embeds = prepareEmbeds.call(this, embeds, i);
body.embeds = prepareEmbeds.call(this, embeds);
}

try {
Expand All @@ -166,11 +167,23 @@ export async function execute(
extractValue: true,
}) as string;

if (isOAuth2) {
await checkIfUserGuildMember.call(this, guildId, userId, i);
}

channelId = (
(await discordApiRequest.call(this, 'POST', '/users/@me/channels', {
recipient_id: userId,
})) as IDataObject
).id as string;

if (!channelId) {
throw new NodeOperationError(
this.getNode(),
'Could not create a channel to send direct message to',
{ itemIndex: i },
);
}
}

if (sendTo === 'channel') {
Expand All @@ -179,11 +192,13 @@ export async function execute(
}) as string;
}

if (!channelId) {
throw new NodeOperationError(this.getNode(), 'Channel ID is required');
if (isOAuth2 && sendTo !== 'user') {
await checkAccessToChannel.call(this, channelId, userGuilds, i);
}

if (isOAuth2) await checkAccessToChannel.call(this, channelId, userGuilds, i);
if (!channelId) {
throw new NodeOperationError(this.getNode(), 'Channel ID is required', { itemIndex: i });
}

let response: IDataObject[] = [];

Expand Down
37 changes: 34 additions & 3 deletions packages/nodes-base/nodes/Discord/v2/helpers/utils.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -114,9 +114,9 @@ export function prepareOptions(options: IDataObject, guildId?: string) {
return options;
}

export function prepareEmbeds(this: IExecuteFunctions, embeds: IDataObject[], i = 0) {
export function prepareEmbeds(this: IExecuteFunctions, embeds: IDataObject[]) {
return embeds
.map((embed, index) => {
.map((embed) => {
let embedReturnData: IDataObject = {};

if (embed.inputMethod === 'json') {
Expand Down Expand Up @@ -261,7 +261,7 @@ export async function checkAccessToChannel(
if (!guildId) {
throw new NodeOperationError(
this.getNode(),
`Could not fing server for channel with the id ${channelId}`,
`Could not find server for channel with the id ${channelId}`,
{
itemIndex,
},
Expand All @@ -271,6 +271,37 @@ export async function checkAccessToChannel(
checkAccessToGuild(this.getNode(), guildId, userGuilds, itemIndex);
}

export async function checkIfUserGuildMember(
this: IExecuteFunctions,
guildId: string,
userId: string,
itemIndex = 0,
) {
let lastUserId;
let members;

while (true) {
members = (await discordApiRequest.call(this, 'GET', `/guilds/${guildId}/members`, undefined, {
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limit: 100,
after: lastUserId,
})) as Array<{ user: { id: string } }>;

if (!members?.length) {
throw new NodeOperationError(
this.getNode(),
`User with the id ${userId} is not a member of the selected guild`,
{
itemIndex,
},
);
} else if (members.some((member) => member.user.id === userId)) {
break;
} else {
lastUserId = members[members.length - 1].user.id;
}
}
}

export async function setupChannelGetter(this: IExecuteFunctions, userGuilds: IDataObject[]) {
const isOAuth2 = this.getNodeParameter('authentication', 0) === 'oAuth2';

Expand Down
2 changes: 1 addition & 1 deletion packages/nodes-base/nodes/Discord/v2/methods/listSearch.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -124,7 +124,7 @@ export async function categorySearch(this: ILoadOptionsFunctions): Promise<INode

export async function userSearch(
this: ILoadOptionsFunctions,
filter?: string,
_filter?: string,
paginationToken?: string,
): Promise<INodeListSearchResult> {
const guildId = await getGuildId.call(this);
Expand Down
4 changes: 2 additions & 2 deletions packages/nodes-base/nodes/Discord/v2/transport/discord.api.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -48,7 +48,7 @@ export async function discordApiRequest(
if (remaining === 0) {
await sleep(resetAfter);
} else {
await sleep(20); //prevent excing global rate limit of 50 requests per second
await sleep(20); //prevent exceeding global rate limit of 50 requests per second
}

return response.body || { success: true };
Expand Down Expand Up @@ -91,7 +91,7 @@ export async function discordApiMultiPartRequest(
if (remaining === 0) {
await sleep(resetAfter);
} else {
await sleep(20); //prevent excing global rate limit of 50 requests per second
await sleep(20); //prevent exceeding global rate limit of 50 requests per second
}

return jsonParse<IDataObject[]>(response.body);
Expand Down
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