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#include <fstream>
#include <iostream>
#include <regex>
#include "DataCell.hh"
int main(int argc, char **argv)
{
if(argc<3) {
std::cerr << "Usage: cadabra2latex [--segment] [cadabra notebook] [latex file]\n\n";
std::cerr << "Convert a Cadabra v2 notebook to a standalone LaTeX file (plus images).\n";
return -1;
}
int i=1;
bool for_embedding=false;
if(argc==4) {
if(std::string(argv[1])=="--segment") {
for_embedding=true;
}
++i;
}
std::string cdb_file=argv[i], latex_file=argv[i+1];
std::ifstream file(cdb_file);
std::string content, line;
while(std::getline(file, line))
content+=line;
cadabra::DTree doc;
JSON_deserialise(content, doc);
std::size_t dotpos = latex_file.rfind('.');
std::string base = latex_file.substr(0, dotpos);
std::string latex = export_as_LaTeX(doc, base, for_embedding);
if(for_embedding) {
// Ensure all sections are numbered if this will be embedded in a larger
// document.
latex=std::regex_replace(latex, std::regex(R"(\\section\*\{)"), "\\section\{");
latex=std::regex_replace(latex, std::regex(R"(\\subsection\*\{)"), "\\subsection\{");
latex=std::regex_replace(latex, std::regex(R"(\\LaTeX\{\})"), "LaTeX{}");
}
std::ofstream latexfile(latex_file);
latexfile << latex;
return 0;
}
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