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//========================================================================
//
// pdfattach.cc
//
// This file is licensed under the GPLv2 or later
//
// Copyright (C) 2019-2022 Albert Astals Cid <aacid@kde.org>
// Copyright (C) 2019 Oliver Sander <oliver.sander@tu-dresden.de>
//
// To see a description of the changes please see the Changelog file that
// came with your tarball or type make ChangeLog if you are building from git
//
//========================================================================
#include "config.h"
#include <poppler-config.h>
#include "gbasename.h"
#include "parseargs.h"
#include "GlobalParams.h"
#include "PDFDoc.h"
#include "PDFDocFactory.h"
#include "Error.h"
#include "ErrorCodes.h"
#include "Win32Console.h"
static bool doReplace = false;
static bool printVersion = false;
static bool printHelp = false;
static const ArgDesc argDesc[] = { { "-replace", argFlag, &doReplace, 0, "replace embedded file with same name (if it exists)" },
{ "-v", argFlag, &printVersion, 0, "print copyright and version info" },
{ "-h", argFlag, &printHelp, 0, "print usage information" },
{ "-help", argFlag, &printHelp, 0, "print usage information" },
{ "--help", argFlag, &printHelp, 0, "print usage information" },
{ "-?", argFlag, &printHelp, 0, "print usage information" },
{} };
static bool fileExists(const char *filePath)
{
FILE *f = openFile(filePath, "r");
if (f != nullptr) {
fclose(f);
return true;
}
return false;
}
int main(int argc, char *argv[])
{
Win32Console win32Console(&argc, &argv);
// parse args
const bool ok = parseArgs(argDesc, &argc, argv);
if (!ok || argc != 4 || printVersion || printHelp) {
fprintf(stderr, "pdfattach version %s\n", PACKAGE_VERSION);
fprintf(stderr, "%s\n", popplerCopyright);
fprintf(stderr, "%s\n", xpdfCopyright);
if (!printVersion) {
printUsage("pdfattach", "<input-PDF-file> <file-to-attach> <output-PDF-file>", argDesc);
}
return 99;
}
const GooString pdfFileName(argv[1]);
const std::string attachFilePath(argv[2]);
// init GlobalParams
globalParams = std::make_unique<GlobalParams>();
// open PDF file
std::unique_ptr<PDFDoc> doc(PDFDocFactory().createPDFDoc(pdfFileName, nullptr, nullptr));
if (!doc->isOk()) {
fprintf(stderr, "Couldn't open %s\n", pdfFileName.c_str());
return 1;
}
std::unique_ptr<GooFile> attachFile(GooFile::open(attachFilePath));
if (!attachFile) {
fprintf(stderr, "Couldn't open %s\n", attachFilePath.c_str());
return 2;
}
if (fileExists(argv[3])) {
fprintf(stderr, "File %s already exists.\n", argv[3]);
return 3;
}
const std::string attachFileName = gbasename(attachFilePath.c_str());
if (!doReplace && doc->getCatalog()->hasEmbeddedFile(attachFileName)) {
fprintf(stderr, "There is already an embedded file named %s.\n", attachFileName.c_str());
return 4;
}
doc->getCatalog()->addEmbeddedFile(attachFile.get(), attachFileName);
const GooString outputPdfFilePath(argv[3]);
const int saveResult = doc->saveAs(outputPdfFilePath);
if (saveResult != errNone) {
fprintf(stderr, "Couldn't save the file properly.\n");
return 5;
}
return 0;
}
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