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root/software/photo_compress_archiver/main.cc @ cd283ecd

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#include <iostream>
#include <string>

#include <boost/filesystem.hpp>
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#include <boost/program_options.hpp>
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#include <boost/regex.hpp>

#include "PhotoCompressArchiver.hh"

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// Alias the namespace for readability
namespace bpo = boost::program_options;

void header()
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{
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std::cout << BOLD << "Photo Compress Archiver -- " << version << "\n" << ENDC;
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std::cout << " Copyright 2017 - David Sorber\n";
std::cout << " >>> Utilizing packJPG by Matthias Stirner\n" << std::endl;
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}

void usage(char** argv)
{
// Remove leading "./" if it exits
char* app_name = argv[0];
if (argv[0][0] == '.' && argv[0][1] == '/')
{
char* app_name = &argv[0][2];
}
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header();
std::cout << "USAGE: " << app_name << " [-hkd] <file path>\n\n";
std::cout << "Positional arguments:\n";
std::cout << " <file path> path in which to recursively look "
<< "for input files\n\n";
std::cout << "General options:\n";
std::cout << " -h [ --help ] display this help message\n";
std::cout << " -d [ --decompress ] find '*.pjg' files and decompress them\n";
std::cout << " -k [ --keep-orig ] keep original files; don't delete them\n";
std::cout << std::endl;
}


int main(int argc, char** argv)
{
bpo::variables_map general_opts_vm;
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try
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{
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// General options
bpo::options_description general_opts("General options");
general_opts.add_options()
("help,h", "display this help message")
("decompress,d", "find '*.pjg' files and decompress them")
("keep-orig,k", "keep orignal files")
("file_path", "path in which to recursively look for input files")
;

// Positional arguments
bpo::positional_options_description pos_opts;
pos_opts.add("file_path", 1);
// Parse general/positional options
bpo::store(bpo::command_line_parser(argc, argv).options(general_opts)
.positional(pos_opts).allow_unregistered().run(),
general_opts_vm);
// Display help if the option is listed or if no arguments are provided
if (general_opts_vm.count("help") || (argc == 1))
{
usage(argv);
return 0;
}
}
catch (std::exception& e)
{
std::cerr << BOLD << RED << "ERROR: " << ENDC << e.what() << "\n";
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return -1;
}
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// Make a copy of the file search path for passing into the object below
std::string search_path(general_opts_vm["file_path"].as<std::string>());
// Make sure that path specified actually exists before proceeding
if (! bfs::exists(search_path))
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{
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std::cerr << BOLD << RED << "ERROR: " << ENDC << "the path \""
<< search_path << "\" does not exist" << std::endl;
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return -2;
}
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// Display header and
header();
uint32_t num_cores = std::thread::hardware_concurrency();
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std::cout << "[" << num_cores << " cores detected]\n";
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// Decode/store decompress option
bool decompress = false;
if (general_opts_vm.count("decompress"))
{
decompress = true;
std::cout << " decompress mode => ON\n";
}

// Decode/store keep-orig option
bool keep_orig = false;
if (general_opts_vm.count("keep-orig"))
{
keep_orig = true;
std::cout << " keep original files => ON\n";
}
std::cout << std::endl;
auto pca = new PhotoCompressArchiver(search_path, num_cores, decompress,
keep_orig);
pca->execute();
delete pca;
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return 0;
}