| 23 | } |
| 24 | |
| 25 | bool PropertyReader::LoadFile(const std::string& file_name) { |
| 26 | file_read_ = false; |
| 27 | properties_.clear(); |
| 28 | |
| 29 | std::ifstream file(file_name); |
| 30 | if (!file.is_open()) { |
| 31 | return false; |
| 32 | } |
| 33 | file_read_ = true; |
| 34 | |
| 35 | std::string line; |
| 36 | while (std::getline(file, line)) { |
| 37 | // If first character on line is # assume comment, if it's blank assume malformed/incorrect/empty line and skip it |
| 38 | if (line[0] == '#' || line[0] == ' ' || line.empty() || line.length() < 2) |
| 39 | continue; |
| 40 | |
| 41 | std::string key; |
| 42 | std::string value; |
| 43 | unsigned int index = 0; |
| 44 | size_t equal_index = line.find_first_of('='); |
| 45 | // Extract key |
| 46 | for (; index < equal_index; ++index) { |
| 47 | // Spaces are allowed in key except in the last character |
| 48 | if (index == equal_index - 1 && line[index] == ' ') |
| 49 | continue; |
| 50 | |
| 51 | key += line[index]; |
| 52 | } |
| 53 | |
| 54 | // Extract value |
| 55 | for (index = (unsigned int) equal_index + 1; index < line.size(); ++index) { |
| 56 | // Spaces are allowed in value except in the first character |
| 57 | if (index == equal_index + 1 && line[index] == ' ') |
| 58 | continue; |
| 59 | |
| 60 | value += line[index]; |
| 61 | } |
| 62 | |
| 63 | properties_[key] = value; |
| 64 | } |
| 65 | file.close(); |
| 66 | return true; |
| 67 | } |
| 68 | |
| 69 | void PropertyReader::Free() { |
| 70 | properties_.clear(); |