74 lines
2.3 KiB
C++
74 lines
2.3 KiB
C++
/* This file is part of epubgrep.
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* Copyright © 2021 tastytea <tastytea@tastytea.de>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, version 3.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef EPUBGREP_BOOK_HPP
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#define EPUBGREP_BOOK_HPP
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#include "fs-compat.hpp"
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#include <map>
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#include <memory>
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#include <string>
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#include <string_view>
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#include <utility>
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#include <vector>
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namespace epubgrep::book
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{
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using std::string;
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//! Document inside EPUB.
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struct document
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{
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string text_raw; //!< HTML page
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string text_cleaned; //!< Plain text page
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std::unique_ptr<string> text; //!< Pointer to preferred text version
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std::map<size_t, string> headlines; //!< pos, title
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std::map<size_t, string> pages; //!< pos, page
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string language; //!< Page language
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} __attribute__((aligned(128)));
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//! EPUB file.
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struct book
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{
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std::vector<std::pair<string, document>> files; //!< filename, file
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std::vector<std::pair<string, string>> toc; //!< title, href
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string language; //!< Book language
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} __attribute__((aligned(128)));
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//! Read and process book.
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[[nodiscard]] book read(fs::path filepath, bool raw);
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//! Clean up page and record headlines and page numbers.
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[[nodiscard]] document process_page(std::string_view text);
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//! Return last headline if possible.
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[[nodiscard]] string headline(const document &doc, size_t pos);
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//! Return current page if possible.
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[[nodiscard]] string page(const document &doc, size_t pos);
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//! Returns the file path of the OPF file in the EPUB.
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[[nodiscard]] fs::path get_opf_file_path(const fs::path &zipfile);
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//! Returns the files in the EPUB “spine” (all pages that are actually text).
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[[nodiscard]] std::vector<string> list_spine(const fs::path &filepath);
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} // namespace epubgrep::book
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#endif // EPUBGREP_BOOK_HPP
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