| 178 | } // namespace |
| 179 | |
| 180 | unique_ptr<ISelector> ParseSelector(string const & str) |
| 181 | { |
| 182 | SelectorExpression e; |
| 183 | if (!ParseSelector(str, e)) |
| 184 | { |
| 185 | // bad string format |
| 186 | LOG(LDEBUG, ("Invalid selector format:", str)); |
| 187 | return {}; |
| 188 | } |
| 189 | |
| 190 | if (e.m_tag == "population") |
| 191 | { |
| 192 | uint64_t value = 0; |
| 193 | if (!e.m_value.empty() && !strings::to_uint64(e.m_value, value)) |
| 194 | { |
| 195 | // bad string format |
| 196 | LOG(LDEBUG, ("Invalid selector:", str)); |
| 197 | return {}; |
| 198 | } |
| 199 | return make_unique<Selector<uint64_t>>(&GetPopulation, e.m_operator, value); |
| 200 | } |
| 201 | else if (e.m_tag == "name") |
| 202 | { |
| 203 | return make_unique<HasSelector>(&HasName, e.m_operator); |
| 204 | } |
| 205 | else if (e.m_tag == "bbox_area") |
| 206 | { |
| 207 | double value = 0; |
| 208 | if (!e.m_value.empty() && (!strings::to_double(e.m_value, value) || value < 0)) |
| 209 | { |
| 210 | // bad string format |
| 211 | LOG(LDEBUG, ("Invalid selector:", str)); |
| 212 | return {}; |
| 213 | } |
| 214 | return make_unique<Selector<double>>(&GetBoundingBoxArea, e.m_operator, value); |
| 215 | } |
| 216 | // else if (e.m_tag == "extra_tag") |
| 217 | // { |
| 218 | // ASSERT(false, ()); |
| 219 | // uint32_t const type = TagSelectorToType(e.m_value); |
| 220 | // if (type == Classificator::INVALID_TYPE) |
| 221 | // { |
| 222 | // // Type was not found. |
| 223 | // LOG(LDEBUG, ("Invalid selector:", str)); |
| 224 | // return unique_ptr<ISelector>(); |
| 225 | // } |
| 226 | // return make_unique<TypeSelector>(type, e.m_operator); |
| 227 | // } |
| 228 | |
| 229 | LOG(LERROR, ("Unrecognized selector:", str)); |
| 230 | return {}; |
| 231 | } |
| 232 | |
| 233 | unique_ptr<ISelector> ParseSelector(vector<string> const & strs) |
| 234 | { |