@fin.cx/einvoice/dist_ts/formats/pdf/pdf.extractor.d.ts

A TypeScript module for creating, manipulating, and embedding XML data within PDF files specifically tailored for electronic invoice (einvoice) packages.

import { InvoiceFormat } from '../../interfaces/common.js';
/**
 * Error types for PDF extraction operations
 */
export declare enum PDFExtractError {
    EXTRACT_ERROR = "XML extraction failed",
    INVALID_INPUT = "Invalid input parameters",
    NO_XML_FOUND = "No XML found in PDF"
}
/**
 * Result of a PDF extraction operation
 */
export interface PDFExtractResult {
    success: boolean;
    xml?: string;
    format?: InvoiceFormat;
    extractorUsed?: string;
    error?: {
        type: PDFExtractError;
        message: string;
        originalError?: Error;
    };
}
/**
 * Main PDF extractor class that orchestrates the extraction process
 * Uses multiple specialized extractors in sequence to maximize success rate
 */
export declare class PDFExtractor {
    private extractors;
    /**
     * Constructor initializes the chain of extractors
     */
    constructor();
    /**
     * Extract XML from a PDF buffer
     * Tries multiple extraction methods in sequence
     * @param pdfBuffer PDF buffer
     * @returns Result with either the extracted XML or error information
     */
    extractXml(pdfBuffer: Uint8Array | Buffer): Promise<PDFExtractResult>;
    /**
     * Create a PDF extract result with error information
     * @param type Error type
     * @param message Error message
     * @param originalError Original error object
     * @returns Error result
     */
    private createErrorResult;
}