n8n/packages/nodes-base/nodes/ReadPdf.node.ts

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2019-06-23 03:35:23 -07:00
import {
BINARY_ENCODING,
IExecuteSingleFunctions,
} from 'n8n-core';
import {
INodeExecutionData,
INodeType,
INodeTypeDescription,
} from 'n8n-workflow';
const pdf = require('pdf-parse');
export class ReadPdf implements INodeType {
description: INodeTypeDescription = {
displayName: 'Read PDF',
name: 'Read PDF',
group: ['input'],
version: 1,
description: 'Reads a PDF and extracts its content',
defaults: {
name: 'Read PDF',
color: '#003355',
},
inputs: ['main'],
outputs: ['main'],
properties: [
{
displayName: 'Binary Property',
name: 'binaryPropertyName',
type: 'string',
default: 'data',
required: true,
description: 'Name of the binary property from which to<br />read the PDF file.',
},
]
};
async executeSingle(this: IExecuteSingleFunctions): Promise<INodeExecutionData> {
const binaryPropertyName = this.getNodeParameter('binaryPropertyName') as string;
const item = this.getInputData();
if (item.binary === undefined) {
item.binary = {};
}
const binaryData = Buffer.from(item.binary[binaryPropertyName].data, BINARY_ENCODING);
return {
json: await pdf(binaryData)
};
}
}