n8n/packages/nodes-base/nodes/ReadBinaryFiles/ReadBinaryFiles.node.ts
Iván Ovejero 027dfb2f0a
Enable esModuleInterop compiler option and upgrade to TypeScript 4.6 (#3106)
*  Enable `esModuleInterop` for /core

*  Adjust imports in /core

*  Enable `esModuleInterop` for /cli

*  Adjust imports in /cli

*  Enable `esModuleInterop` for /nodes-base

*  Adjust imports in /nodes-base

*  Make imports consistent

* ⬆️ Upgrade TypeScript to 4.6 (#3109)

* ⬆️ Upgrade TypeScript to 4.6

* 📦 Update package-lock.json

* 🔧 Avoid erroring on untyped errors

* 📘 Fix type error

Co-authored-by: Jan Oberhauser <jan.oberhauser@gmail.com>
2022-04-08 23:32:08 +02:00

76 lines
1.7 KiB
TypeScript

import { IExecuteFunctions } from 'n8n-core';
import {
INodeExecutionData,
INodeType,
INodeTypeDescription,
} from 'n8n-workflow';
import glob from 'fast-glob';
import path from 'path';
import {
readFile as fsReadFile,
} from 'fs/promises';
export class ReadBinaryFiles implements INodeType {
description: INodeTypeDescription = {
displayName: 'Read Binary Files',
name: 'readBinaryFiles',
icon: 'fa:file-import',
group: ['input'],
version: 1,
description: 'Reads binary files from disk',
defaults: {
name: 'Read Binary Files',
color: '#44AA44',
},
inputs: ['main'],
outputs: ['main'],
properties: [
{
displayName: 'File Selector',
name: 'fileSelector',
type: 'string',
default: '',
required: true,
placeholder: '*.jpg',
description: 'Pattern for files to read.',
},
{
displayName: 'Property Name',
name: 'dataPropertyName',
type: 'string',
default: 'data',
required: true,
description: 'Name of the binary property to which to write the data of the read files.',
},
],
};
async execute(this: IExecuteFunctions): Promise<INodeExecutionData[][]> {
const fileSelector = this.getNodeParameter('fileSelector', 0) as string;
const dataPropertyName = this.getNodeParameter('dataPropertyName', 0) as string;
const files = await glob(fileSelector);
const items: INodeExecutionData[] = [];
let item: INodeExecutionData;
let data: Buffer;
for (const filePath of files) {
data = await fsReadFile(filePath) as Buffer;
item = {
binary: {
[dataPropertyName]: await this.helpers.prepareBinaryData(data, filePath),
},
json: {},
};
items.push(item);
}
return this.prepareOutputData(items);
}
}