src/BoostPoCommandLineParser.cpp

   1 //! \file BoostPoCommandLineParser.cpp
   2
   3 #include "BoostPoCommandLineParser.h"
   4
   5 #include <iostream>
   6
   7 BoostPoCommandLineParser::BoostPoCommandLineParser() :
   8     cmdOptions("Allowed options"),
   9     input("Input URLs")
  10 {
  11     cmdOptions.add_options()
  12       ("version,v", "produce version message")
  13       ("help,h", "produce help message")
  14       ("dot-out,o", po::value<std::string>(), "file for dot output (unused)")
  15       ("json-cache,j", po::value<std::string>(), "file for json cache file")
  16     ;
  17
  18     input.add_options()
  19         ("url", po::value<std::string>(), "URL")
  20       //("url", po::value<vector<string>>(), "URL")
  21     ;
  22
  23     cmdline_options.add(cmdOptions).add(input);
  24
  25     p.add("url", 1);
  26 }
  27
  28 std::string BoostPoCommandLineParser::getValue(std::string option)
  29 {
  30     assert(hasSet(option));
  31     return vm[option].as<std::string>();
  32 }
  33
  34 bool BoostPoCommandLineParser::hasSet(std::string flag)
  35 {
  36     return vm.count(flag);
  37 }
  38
  39 void BoostPoCommandLineParser::parse(int argc, char** argv)
  40 {
  41     // po::store(po::parse_command_line(argc, argv, desc), vm);
  42     po::store(po::command_line_parser(argc, argv)
  43                   .options(cmdline_options).positional(p).run(), vm);
  44     po::notify(vm);
  45 }
  46
  47 void BoostPoCommandLineParser::printHelp()
  48 {
  49     std::cout << "Usage: walker [options] URL" << std::endl;
  50     std::cout << cmdOptions << std::endl;
  51 }