diff options
Diffstat (limited to 'sdext/source/pdfimport/xpdfwrapper/wrapper_gpl.cxx')
| -rw-r--r-- | sdext/source/pdfimport/xpdfwrapper/wrapper_gpl.cxx | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/sdext/source/pdfimport/xpdfwrapper/wrapper_gpl.cxx b/sdext/source/pdfimport/xpdfwrapper/wrapper_gpl.cxx new file mode 100644 index 000000000..e924547e9 --- /dev/null +++ b/sdext/source/pdfimport/xpdfwrapper/wrapper_gpl.cxx @@ -0,0 +1,188 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#include "pdfioutdev_gpl.hxx" +#ifdef _WIN32 +# include <io.h> +# include <fcntl.h> /*_O_BINARY*/ +#endif +#ifndef SYSTEM_POPPLER +#include <string> // std::string +#include <cstddef> // std::size_t +#include <config_folders.h> //LIBO_SHARE_FOLDER +#endif + +FILE* g_binary_out=stderr; + +static const char *ownerPassword = "\001"; +static const char *userPassword = "\001"; +static const char *outputFile = "\001"; +static const char *options = "\001"; + +int main(int argc, char **argv) +{ + int k = 0; + while (k < argc) + { + if (!strcmp(argv[k], "-f")) + { + outputFile = argv[k+1]; + argc -= 2; + for (int j = k; j < argc; ++j) + argv[j] = argv[j+2]; + } + else if (!strcmp(argv[k], "-o")) + { + options = argv[k+1]; + argc -= 2; + for (int j = k; j < argc; ++j) + argv[j] = argv[j+2]; + } + + else if (!strcmp(argv[k], "-opw")) + { + ownerPassword = argv[k+1]; + argc -= 2; + for (int j = k; j < argc; ++j) + argv[j] = argv[j+2]; + } + else if (!strcmp(argv[k], "-upw")) + { + userPassword = argv[k+1]; + argc -= 2; + for (int j = k; j < argc; ++j) + argv[j] = argv[j+2]; + } + ++k; + } + + /* Get data directory location */ +#ifdef SYSTEM_POPPLER + const char* datadir = nullptr; +#else + /* Creates an absolute path to the poppler_data directory, by taking the path + * to the xpdfimport executable (provided in argv[0], and concatenating a + * relative path to the poppler_data directory from the program directory. */ + const std::string execPath = argv[0]; + const std::size_t filenameStartPos = execPath.find_last_of("/\\")+1; + const std::string programPath = execPath.substr(0,filenameStartPos); + const std::string popplerDataPath = programPath + "../" LIBO_SHARE_FOLDER "/xpdfimport/poppler_data"; + const char* datadir = popplerDataPath.c_str(); +#endif + + // read config file +#if POPPLER_CHECK_VERSION(0, 83, 0) + globalParams = std::make_unique<GlobalParams>(datadir); +#else + globalParams = new GlobalParams(datadir); +#endif + globalParams->setErrQuiet(true); +#if defined(_MSC_VER) + globalParams->setupBaseFonts(nullptr); +#endif + + // try to read a possible open password from stdin + char aPwBuf[129]; + aPwBuf[128] = 0; + if( ! fgets( aPwBuf, sizeof(aPwBuf)-1, stdin ) ) + aPwBuf[0] = 0; // mark as empty + else + { + for( size_t i = 0; i < sizeof(aPwBuf); i++ ) + { + if( aPwBuf[i] == '\n' ) + { + aPwBuf[i] = 0; + break; + } + } + } + + // PDFDoc takes over ownership for all strings below + GooString* pFileName = new GooString(argv[1]); + GooString* pErrFileName = new GooString(argv[2]); + + // check for password string(s) + GooString* pOwnerPasswordStr( aPwBuf[0] != 0 + ? new GooString( aPwBuf ) + : (ownerPassword[0] != '\001' + ? new GooString(ownerPassword) + : nullptr ) ); + GooString* pUserPasswordStr( aPwBuf[0] != 0 + ? new GooString( aPwBuf ) + : (userPassword[0] != '\001' + ? new GooString(userPassword) + : nullptr ) ); + if( outputFile[0] != '\001' ) + g_binary_out = fopen(outputFile,"wb"); + +#ifdef _WIN32 + // Win actually modifies output for O_TEXT file mode, so need to + // revert to binary here + _setmode( _fileno( g_binary_out ), _O_BINARY ); +#endif + +#if POPPLER_CHECK_VERSION(22, 6, 0) + PDFDoc aDoc( std::make_unique<GooString>(pFileName), + std::optional<GooString>(pOwnerPasswordStr), + std::optional<GooString>(pUserPasswordStr) ); + + PDFDoc aErrDoc( std::make_unique<GooString>(pErrFileName), + std::optional<GooString>(pOwnerPasswordStr), + std::optional<GooString>(pUserPasswordStr) ); +#else + PDFDoc aDoc( pFileName, + pOwnerPasswordStr, + pUserPasswordStr ); + + PDFDoc aErrDoc( pErrFileName, + pOwnerPasswordStr, + pUserPasswordStr ); +#endif + + // Check various permissions for aDoc. + PDFDoc &rDoc = aDoc.isOk()? aDoc: aErrDoc; + + pdfi::PDFOutDev aOutDev(&rDoc); + if (!strcmp(options, "SkipImages")) { + aOutDev.setSkipImages(true); + } + + // tell the receiver early - needed for proper progress calculation + const int nPages = rDoc.isOk()? rDoc.getNumPages(): 0; + pdfi::PDFOutDev::setPageNum(nPages); + + // virtual resolution of the PDF OutputDev in dpi + static const int PDFI_OUTDEV_RESOLUTION = 7200; + + // do the conversion + for (int i = 1; i <= nPages; ++i) + { + rDoc.displayPage(&aOutDev, + i, + PDFI_OUTDEV_RESOLUTION, + PDFI_OUTDEV_RESOLUTION, + 0, true, true, true); + rDoc.processLinks(&aOutDev, i); + } + + return 0; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |