Method load_task

src/TF2.cpp:67–123

/////////////////////////////////////////////////////////////////////////// Attempt an FF4 parse. Note that FF1, FF2, FF3, and JSON are no longer supported. start --> [ --> Att --> ] --> end ^ | +-------+

//              +-------+
//
std::map<std::string, std::string> TF2::load_task(const std::string& input) {
  std::map<std::string, std::string> data;

  // File format version 4, from 2009-5-16 - now, v1.7.1+
  // This is the parse format tried first, because it is most used.
  data.clear();

  if (input[0] == '[') {
    // Not using Pig to parse here (which would be idiomatic), because we
    // don't need to differentiate betwen utf-8 and normal characters.
    // Pig's scanning the string can be expensive.
    auto ending_bracket = input.find_last_of(']');
    if (ending_bracket != std::string::npos) {
      std::string line = input.substr(1, ending_bracket);

      if (line.length() == 0) throw std::string("Empty record in input.");

      Pig attLine(line);
      std::string name;
      std::string value;
      while (!attLine.eos()) {
        if (attLine.getUntilAscii(':', name) && attLine.skip(':') &&
            attLine.getQuoted('"', value)) {
#ifdef PRODUCT_TASKWARRIOR
          legacyAttributeMap(name);
#endif

          data[name] = decode(json::decode(value));
        }

        attLine.skip(' ');
      }

      std::string remainder;
      attLine.getRemainder(remainder);
      if (remainder.length()) throw std::string("Unrecognized characters at end of line.");
    }
  } else {
    throw std::string("Record not recognized as format 4.");
  }

  // for compatibility, include all tags in `tags` as `tag_..` attributes
  if (data.find("tags") != data.end()) {
    for (auto& tag : split(data["tags"], ',')) {
      data[Task::tag2Attr(tag)] = "x";
    }
  }

  // same for `depends` / `dep_..`
  if (data.find("depends") != data.end()) {
    for (auto& dep : split(data["depends"], ',')) {
      data[Task::dep2Attr(dep)] = "x";
    }
  }

  return data;
}