parser_manager.h

/***************************************************************************************************************************************************/
/*  DocToText - A multifaceted, data extraction software development toolkit that converts all sorts of files to plain text and html.              */
/*  Written in C++, this data extraction tool has a parser able to convert PST & OST files along with a brand new API for better file processing.  */
/*  To enhance its utility, DocToText, as a data extraction tool, can be integrated with other data mining and data analytics applications.        */
/*  It comes equipped with a high grade, scriptable and trainable OCR that has LSTM neural networks based character recognition.                   */
/*                                                                                                                                                 */
/*  This document parser is able to extract metadata along with annotations and supports a list of formats that include:                           */
/*  DOC, XLS, XLSB, PPT, RTF, ODF (ODT, ODS, ODP), OOXML (DOCX, XLSX, PPTX), iWork (PAGES, NUMBERS, KEYNOTE), ODFXML (FODP, FODS, FODT),           */
/*  PDF, EML, HTML, Outlook (PST, OST), Image (JPG, JPEG, JFIF, BMP, PNM, PNG, TIFF, WEBP) and DICOM (DCM)                                         */
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/*  Copyright (c) SILVERCODERS Ltd                                                                                                                 */
/*  http://silvercoders.com                                                                                                                        */
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/*  http://silvercoders.com/en/products/doctotext                                                                                                  */
/*  https://www.docwire.io/                                                                                                                        */
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/*  It is supplied in the hope that it will be useful.                                                                                             */
/***************************************************************************************************************************************************/
 
#ifndef PARSER_MANAGER_HPP
#define PARSER_MANAGER_HPP
 
#include <optional>
#include <set>
#include <vector>
#include <memory>
#include <string>
#include "defines.h"
 
namespace doctotext
{
 
class ParserBuilder;
class ParserProvider;
 
class DllExport ParserManager
{
public:
    ParserManager();
    explicit ParserManager(const std::string &plugins_directory);
 
    ~ParserManager();
  std::optional<ParserBuilder*> findParserByExtension(const std::string &file_name) const;
 
  std::optional<ParserBuilder*> findParserByData(const std::vector<char>& buffer) const;
 
  std::set<std::string> getAvailableExtensions() const;
 
 
private:
  class Implementation;
  std::unique_ptr<Implementation> impl;
};
 
} // namespace doctotext
#endif //PARSER_MANAGER_HPP