52 lines
1.8 KiB
TypeScript
52 lines
1.8 KiB
TypeScript
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import { ClassicPreset } from 'rete';
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import { BaseWorkflowNode } from './base-node';
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import { pdfSocket } from '../sockets';
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import type { SocketData } from '../types';
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import { requirePdfInput, extractAllPdfs } from '../types';
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import { downloadFile } from '../../utils/helpers.js';
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import { loadPyMuPDF } from '../../utils/pymupdf-loader.js';
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export class PdfToDocxNode extends BaseWorkflowNode {
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readonly category = 'Output' as const;
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readonly icon = 'ph-microsoft-word-logo';
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readonly description = 'Convert PDF to Word document';
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constructor() {
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super('PDF to Word');
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this.addInput('pdf', new ClassicPreset.Input(pdfSocket, 'PDF'));
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}
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async data(
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inputs: Record<string, SocketData[]>
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): Promise<Record<string, SocketData>> {
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const pdfInputs = requirePdfInput(inputs, 'PDF to Word');
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const allPdfs = extractAllPdfs(pdfInputs);
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const pymupdf = await loadPyMuPDF();
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if (allPdfs.length === 1) {
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const blob = new Blob([new Uint8Array(allPdfs[0].bytes)], {
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type: 'application/pdf',
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});
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const docxBlob = await pymupdf.pdfToDocx(blob);
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const name = allPdfs[0].filename.replace(/\.pdf$/i, '') + '.docx';
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downloadFile(docxBlob, name);
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} else {
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const JSZip = (await import('jszip')).default;
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const zip = new JSZip();
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for (const pdf of allPdfs) {
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const blob = new Blob([new Uint8Array(pdf.bytes)], {
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type: 'application/pdf',
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});
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const docxBlob = await pymupdf.pdfToDocx(blob);
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const name = pdf.filename.replace(/\.pdf$/i, '') + '.docx';
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const arrayBuffer = await docxBlob.arrayBuffer();
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zip.file(name, arrayBuffer);
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}
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const zipBlob = await zip.generateAsync({ type: 'blob' });
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downloadFile(zipBlob, 'docx_files.zip');
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}
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return {};
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}
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}
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