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/*
* This file is part of the libvisio 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/.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <fstream>
#include <iostream>
#include <sstream>
#include <string>
#include <vector>
#include <boost/algorithm/string.hpp>
#include <librevenge-stream/librevenge-stream.h>
#include <librevenge-generators/librevenge-generators.h>
#include <librevenge/librevenge.h>
#include <libvisio/libvisio.h>
using namespace librevenge;
using namespace libvisio;
using namespace std;
#ifndef VERSION
#define VERSION "UNKNOWN VERSION"
#endif
namespace
{
string UnquoteString(const string &str)
{
unsigned int strSize = str.size();
unsigned int pos1 = strSize > 0 && str[0] == '"' ? 1 : 0;
unsigned int pos2 = strSize > 1 && str[strSize - 1] == '"' ? strSize - 1 : strSize;
return str.substr(pos1, pos2 - pos1);
}
bool ExpandFileNameList(const string &listFileName, vector<string> &fileNames)
{
if (listFileName.find(".lst") == listFileName.size() - 4)
{
ifstream in(listFileName);
if (in.is_open())
{
while (in && !in.eof())
{
string line;
getline(in, line);
if (in)
{
fileNames.push_back(UnquoteString(line));
}
}
return true;
}
}
return false;
}
void WriteXhtmlHeader(ostream &out)
{
out << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>" << endl;
out << "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd\">" << endl;
out << "<html xmlns=\"http://www.w3.org/1999/xhtml\" xmlns:svg=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\">" << endl;
out << "<body>" << endl;
out << "<?import namespace=\"svg\" urn=\"http://www.w3.org/2000/svg\"?>" << endl;
}
void WriteXhtmlFooter(ostream &out)
{
out << "</body>" << endl;
out << "</html>" << endl;
}
void WriteSvg(const char *svgStr, ostream &out)
{
out << "<!-- " << endl;
out << "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>" << endl;
out << "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\"";
out << " \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">" << endl;
out << " -->" << endl;
out << svgStr << endl;
}
int printUsage()
{
cout << "'vsd2xhtml' converts Microsoft Visio documents to SVG." << endl;
cout << endl;
cout << "Usage: vsd2xhtml [OPTION] INPUT {INPUT}" << endl;
cout << endl;
cout << "OPTIONS:" << endl;
cout << " --help show this help message" << endl;
cout << " --version show version information" << endl;
cout << " --onedoc merge all visio pages into one output document" << endl;
cout << endl;
cout << "INPUT: VSD file path or a path to a text file containing list" << endl;
cout << " of VSD file paths, each on a separate line" << endl;
cout << endl;
cout << "Report bugs to <https://bugs.documentfoundation.org/>." << endl;
return -1;
}
int printVersion()
{
cout << "vsd2xhtml " << VERSION << endl;
return 0;
}
} // anonymous namespace
/**
* Carries out conversion of specified VSD files in SVG.
*
* @param argc
* number of supplied arguments
*
* @param argv
* an array of arguments:
*
* --version will return the version of this tool
*
* --onedoc all pages of a particular VSD document will be included in a single SVG file,
* otherwise a SVG file is generated for each page, while appending the page
* number to its name
*
* [fileName]+ a name of the VSD file to convert or a name of a file with LST extension that
* contains a list of paths to VSD files to process, each on a separate line.
* Generated output documents will have the same name as the respective input but
* SVG extension, plus the name will be appended by the page number if --onedoc
* option was not specified
*
* @return 0 if conversion (all conversions) was successful
*
* 1 if some (all conversion) failed for any reason, such as because of not recognized
* format of the input file or parsing failure due to invalid contents
*
* -1 if invalid command line arguments were supplied
*/
int main(int argc, char *argv[])
{
if (argc < 2)
{
return printUsage();
}
vector<string> fileNames;
bool oneDoc = false;
for (int i = 1; i < argc; i++)
{
if (strcmp(argv[i], "--version") == 0)
{
return printVersion();
}
else if (strcmp(argv[i], "--onedoc") == 0)
{
oneDoc = true;
}
else if (strncmp(argv[i], "--", 2) != 0)
{
string fileName = UnquoteString(argv[i]);
if (!ExpandFileNameList(fileName, fileNames))
{
fileNames.push_back(fileName);
}
}
else
{
return printUsage();
}
}
if (fileNames.size() == 0)
{
return printUsage();
}
bool wasError = false;
for (unsigned int i = 0; i < fileNames.size(); i++)
{
cout << "#" << (i + 1) << "/" << fileNames.size() << endl;
cout << "Parsing \"" << fileNames[i] << "\"...";
{
ifstream in(fileNames[i].c_str());
if (!in.is_open())
{
cerr << "ERROR: file not found" << endl;
wasError = true;
continue;
}
}
RVNGFileStream input(fileNames[i].c_str());
if (!VisioDocument::isSupported(&input))
{
cerr << "ERROR: Unsupported file format (unsupported version) or file is encrypted!" << endl;
wasError = true;
continue;
}
RVNGStringVector output;
RVNGSVGDrawingGenerator generator(output, ""); // do not use SVG namespace
if (!VisioDocument::parse(&input, &generator))
{
cerr << "ERROR: SVG Generation failed!" << endl;
wasError = true;
continue;
}
if (output.empty())
{
cerr << "ERROR: No SVG document generated!" << endl;
wasError = true;
continue;
}
cout << "done" << endl;
string fileName = fileNames[i];
boost::algorithm::to_lower(fileName);
fileName = fileName.find(".vsd") == fileName.size() - 4
? fileNames[i].substr(0, fileName.size() - 4) : fileNames[i];
if (oneDoc) // render all pages to one file
{
fileName += ".svg";
ofstream out(fileName.c_str());
cout << "Writing \"" << fileName.c_str() << "\"...";
WriteXhtmlHeader(out);
for (unsigned k = 0; k < output.size(); k++)
{
if (k > 0)
{
out << "<hr/>" << endl;
}
WriteSvg(output[k].cstr(), out);
}
WriteXhtmlFooter(out);
cout << "done" << endl;
}
else // render each page to a separate file
{
for (unsigned k = 0; k < output.size(); k++)
{
ostringstream oss;
oss << fileName << "-" << (k + 1) << ".svg";
ofstream out(oss.str().c_str());
cout << "Writing \"" << oss.str().c_str() << "\"...";
WriteXhtmlHeader(out);
WriteSvg(output[k].cstr(), out);
WriteXhtmlFooter(out);
cout << "done" << endl;
}
}
cout << endl;
}
return wasError ? 1 : 0;
}
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