n8n/packages/nodes-base/nodes/HttpRequest/GenericFunctions.ts

import { INodeExecutionData, IOAuth2Options } from 'n8n-workflow';

export const replaceNullValues = (item: INodeExecutionData) => {
	if (item.json === null) {
		item.json = {};
	}
	return item;
};

export const getOAuth2AdditionalParameters = (nodeCredentialType: string) => {
	const oAuth2Options: { [credentialType: string]: IOAuth2Options } = {
		bitlyOAuth2Api: {
			tokenType: 'Bearer',
		},
		boxOAuth2Api: {
			includeCredentialsOnRefreshOnBody: true,
		},
		ciscoWebexOAuth2Api: {
			tokenType: 'Bearer',
		},
		clickUpOAuth2Api: {
			keepBearer: false,
			tokenType: 'Bearer',
		},
		goToWebinarOAuth2Api: {
			tokenExpiredStatusCode: 403,
		},
		hubspotDeveloperApi: {
			tokenType: 'Bearer',
			includeCredentialsOnRefreshOnBody: true,
		},
		hubspotOAuth2Api: {
			tokenType: 'Bearer',
			includeCredentialsOnRefreshOnBody: true,
		},
		lineNotifyOAuth2Api: {
			tokenType: 'Bearer',
		},
		linkedInOAuth2Api: {
			tokenType: 'Bearer',
		},
		mailchimpOAuth2Api: {
			tokenType: 'Bearer',
		},
		mauticOAuth2Api: {
			includeCredentialsOnRefreshOnBody: true,
		},
		microsoftDynamicsOAuth2Api: {
			property: 'id_token',
		},
		philipsHueOAuth2Api: {
			tokenType: 'Bearer',
		},
		raindropOAuth2Api: {
			includeCredentialsOnRefreshOnBody: true,
		},
		shopifyOAuth2Api: {
			tokenType: 'Bearer',
			keyToIncludeInAccessTokenHeader: 'X-Shopify-Access-Token',
		},
		slackOAuth2Api: {
			tokenType: 'Bearer',
			property: 'authed_user.access_token',
		},
		stravaOAuth2Api: {
			includeCredentialsOnRefreshOnBody: true,
		},
	};
	return oAuth2Options[nodeCredentialType];
};

//https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP/MIME_types/Common_types
export const binaryContentTypes = [
	'image/',
	'audio/',
	'video/',
	'application/octet-stream',
	'application/gzip',
	'application/zip',
	'application/vnd.rar',
	'application/epub+zip',
	'application/x-bzip',
	'application/x-bzip2',
	'application/x-cdf',
	'application/vnd.amazon.ebook',
	'application/msword',
	'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
	'application/vnd.ms-fontobject',
	'application/vnd.oasis.opendocument.presentation',
	'application/pdf',
	'application/x-tar',
	'application/vnd.visio',
	'application/vnd.ms-excel',
	'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
	'application/x-7z-compressed',
];