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89 lines
2.3 KiB
TypeScript
89 lines
2.3 KiB
TypeScript
import { IExecuteSingleFunctions } from 'n8n-core';
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import {
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INodeTypeDescription,
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INodeExecutionData,
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INodeType,
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} from 'n8n-workflow';
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import { UriOptions } from 'request';
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export class ReadFileFromUrl implements INodeType {
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description: INodeTypeDescription = {
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displayName: 'Read File From Url',
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name: 'readFileFromUrl',
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icon: 'fa:file-download',
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group: ['input'],
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version: 1,
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description: 'Reads a file from an URL',
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defaults: {
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name: 'Read File URL',
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color: '#119955',
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},
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inputs: ['main'],
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outputs: ['main'],
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properties: [
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{
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displayName: 'URL',
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name: 'url',
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type: 'string',
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default: '',
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required: true,
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placeholder: 'http://example.com/index.html',
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description: 'URL of the file to read.',
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},
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{
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displayName: 'Property Name',
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name: 'dataPropertyName',
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type: 'string',
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default: 'data',
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description: 'Name of the binary property to which to<br />write the data of the URL.',
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},
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{
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displayName: 'Ignore SSL Issues',
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name: 'allowUnauthorizedCerts',
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type: 'boolean',
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default: false,
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description: 'Still download the file even if SSL certificate validation is not possible.',
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},
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]
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};
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async executeSingle(this: IExecuteSingleFunctions): Promise<INodeExecutionData> {
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const url = this.getNodeParameter('url') as string;
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const dataPropertyName = this.getNodeParameter('dataPropertyName') as string;
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const options: UriOptions = {
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uri: url,
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// @ts-ignore
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encoding: null,
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rejectUnauthorized: !this.getNodeParameter('allowUnauthorizedCerts', false) as boolean,
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};
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// TODO: Should have a catch here
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const data = await this.helpers.request(options);
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// Get the filename and also add it to the binary data
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const fileName = (url).split('/').pop();
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// Get the current item and add the binary data
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const item = this.getInputData();
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const newItem: INodeExecutionData = {
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json: item.json,
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binary: {},
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};
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if (item.binary !== undefined) {
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// Create a shallow copy of the binary data so that the old
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// data references which do not get changed still stay behind
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// but the incoming data does not get changed.
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Object.assign(newItem.binary, item.binary);
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}
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newItem.binary![dataPropertyName as string] = await this.helpers.prepareBinaryData(data, fileName);
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return newItem;
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}
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}
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