void relation(const osmium::Relation& relation) { if (m_write_change_ops) { open_close_op_tag(relation.visible() ? (relation.version() == 1 ? operation::op_create : operation::op_modify) : operation::op_delete); } write_prefix(); m_out += "<relation"; write_meta(relation); if (relation.tags().empty() && relation.members().empty()) { m_out += "/>\n"; return; } m_out += ">\n"; for (const auto& member : relation.members()) { write_prefix(); m_out += " <member type=\""; m_out += item_type_to_name(member.type()); oprintf(m_out, "\" ref=\"%" PRId64 "\" role=\"", member.ref()); xml_string(m_out, member.role()); m_out += "\"/>\n"; } write_tags(relation.tags()); write_prefix(); m_out += "</relation>\n"; }
void relation( osmium::Relation& relation ) { const char* bus = relation.tags()["route"]; if(bus && !strcmp(bus, "bus")) { const char* name = relation.tags().get_value_by_key("ref"); if(!name) name = relation.tags().get_value_by_key("name"); std::cout << name; osmium::unsigned_object_id_type temp1, temp2; int db = 0; for( auto &member : relation.members()){ if(db == 0 && member.type() == osmium::item_type::node) { temp1 = member.positive_ref(); db++; } else if(db !=0 && member.type() == osmium::item_type::node){ temp2 = member.positive_ref(); } } std::cout << " (" << map[temp1] << " - " << map[temp2] << ")" << std::endl; for ( auto &member : relation.members()) { if( member.type() == osmium::item_type::node){ std::cout << " " << locations.get(member.positive_ref()).lat() << ", " << locations.get(member.positive_ref()).lon() << " " << map[member.positive_ref()] << std::endl; } } std::cout << std::endl; } }
osmium::osm_entity_bits::type CommandAddRefs::add_members(const osmium::Relation& relation) { osmium::osm_entity_bits::type read_types = osmium::osm_entity_bits::nothing; for (const auto& member : relation.members()) { switch (member.type()) { case osmium::item_type::node: m_node_ids.insert(member.ref()); break; case osmium::item_type::way: if (m_way_ids.count(member.ref()) == 0) { m_way_ids.insert(member.ref()); read_types |= osmium::osm_entity_bits::way; } break; case osmium::item_type::relation: if (m_relation_ids.count(member.ref()) == 0) { m_relation_ids.insert(member.ref()); read_types |= osmium::osm_entity_bits::relation; } break; default: break; } } return read_types; }
/** * We are interested in all relations tagged with type=multipolygon * or type=boundary with at least one way member. */ bool new_relation(const osmium::Relation& relation) const { const char* type = relation.tags().get_value_by_key("type"); // ignore relations without "type" tag if (!type) { return false; } if ((!std::strcmp(type, "multipolygon")) || (!std::strcmp(type, "boundary"))) { return std::any_of(relation.members().cbegin(), relation.members().cend(), [](const RelationMember& member) { return member.type() == osmium::item_type::way; }); } return false; }
void relation(osmium::Relation& rel) { const char* bus = rel.tags() ["route"]; if (bus && !strcmp(bus, "bus")) { const char* busRef = rel.tags()["ref"]; if (busRef) { buses.push_back(Bus(busRef, id)); id++; osmium::RelationMemberList& rml = rel.members(); for (osmium::RelationMember& rm : rml) { if (rm.type() == osmium::item_type::way) { std::vector<osmium::Location> tmpVec; for (auto& nd : ways[rm.ref()]) { osmium::Location loc = locations.get(nd); tmpVec.push_back(loc); } buses.at(id - 1).locs.push_back(tmpVec); } else if(rm.type() == osmium::item_type::node && !strcmp(rm.role(), "stop")) { buses.at(id - 1).busStopNames[rm.ref()] = nodes[rm.ref()]; } } } } }
// - walk over all relations-versions // - walk over all relations-nodes // - Adds the nodes and ways that aren't in node-tracker to a vector // - if node or way is in the box hit becames true // - if hit is true and the vector is not empty (it means their are nodes or ways that belong to a relation that has at least one node or way inside the box) // - Records the id of node or way to outside_node_tracker or outside_way_tracker void relation(const osmium::Relation& relation) { bool hit = false; if (debug) { std::cerr << "cut_administrative relation " << relation.id() << " v" << relation.version() << "\n"; } std::vector<const osmium::RelationMember*> members; std::vector<const osmium::TagList*> tags; for (auto& tag : relation.tags()) { if (strcmp(tag.key(), "boundary") == 0 && strcmp(tag.value(), "administrative") == 0) hit = true; } for (const auto& extract : info->extracts) { if (hit){ if(!extract->relation_tracker.get(relation.id())){ extract->relation_tracker.set(relation.id()); } //Add only the nodes and ways that were not yet in the respective trackers if hit is true for (const auto& member : relation.members()) { if (member.type() == osmium::item_type::way && !extract->way_tracker.get(member.ref())){ extract->way_tracker.set(member.ref()); } } } } }
/** * Extract all segments from all ways that make up this * multipolygon relation and add them to the list. */ void extract_segments_from_ways(const osmium::Relation& relation, const std::vector<size_t>& members, const osmium::memory::Buffer& in_buffer) { auto member_it = relation.members().begin(); for (size_t offset : members) { const osmium::Way& way = in_buffer.get<const osmium::Way>(offset); extract_segments_from_way(way, member_it->role()); ++member_it; } }
void relation(const osmium::Relation& relation) { *m_out += 'r'; write_meta(relation); *m_out += " M"; if (!relation.members().empty()) { auto it = relation.members().begin(); relation_member(*it); for (++it; it != relation.members().end(); ++it) { *m_out += ','; relation_member(*it); } } *m_out += '\n'; }
/** * This is called when a relation is complete, ie. all members * were found in the input. It will build the area using the * assembler. */ void complete_relation(const osmium::Relation& relation) { std::vector<const osmium::Way*> ways; ways.reserve(relation.members().size()); for (const auto& member : relation.members()) { if (member.ref() != 0) { ways.push_back(this->get_member_way(member.ref())); assert(ways.back() != nullptr); } } try { TAssembler assembler{m_assembler_config}; assembler(relation, ways, this->buffer()); m_stats += assembler.stats(); } catch (const osmium::invalid_location&) { // XXX ignore } }
inline void for_each_member(const osmium::Relation& relation, const std::vector<const osmium::Way*>& ways, F&& func) { auto way_it = ways.cbegin(); for (const osmium::RelationMember& member : relation.members()) { if (member.type() == osmium::item_type::way) { assert(way_it != ways.cend()); func(member, **way_it); ++way_it; } } }
void complete_relation(const osmium::Relation& relation) noexcept { for (const auto& member : relation.members()) { if (member.type() == osmium::item_type::node) { ++count_nodes; const auto* node = get_member_node(member.ref()); REQUIRE(node); buffer().add_item(*node); buffer().commit(); } } }
// The relation handler is called for each node in the input data. void relation(const osmium::Relation& relation) { { osmium::builder::RelationBuilder builder{m_buffer}; copy_attributes(builder, relation); copy_tags(builder, relation.tags()); // Copy the relation member list over to the new way. builder.add_item(relation.members()); } m_buffer.commit(); }
/*** * Iterate through members. Create linestrings of each. First as GEOS * linestring to union them later. Then as ORG linestring to insert * them into table ways. */ void create_ways(const osmium::Relation &relation, const osmium::object_id_type relation_id, bool &contains_nowaterway_ways, vector<geos::geom::Geometry *> *linestrings) { for (auto& member : relation.members()) { if (member_is_valid(member)) { const osmium::Way& way = way_from(member); linestring_type *linestr = nullptr; try { linestr = osmium_geos_factory.create_linestring(way, osmium::geom::use_nodes::unique, osmium::geom::direction::forward).release(); } catch (osmium::geometry_error) { insert_way_error(way); continue; } catch (...) { cerr << "Error at way: " << way.id() << endl; cerr << " Unexpected error" << endl; continue; } if (linestr) { linestrings->push_back(linestr); } else { continue; } if (TagCheck::has_waterway_tag(way)) { contains_nowaterway_ways = true; } OGRGeometry *ogr_linestring = nullptr; ogr_linestring = geos2ogr(linestr); try { ds.insert_way_feature(ogr_linestring, way, relation_id); } catch (osmium::geometry_error&) { cerr << "Inserting to table failed for way: " << way.id() << endl; } catch (...) { cerr << "Inserting to table failed for way: " << way.id() << endl;; cerr << " Unexpected error" << endl; } OGRGeometryFactory::destroyGeometry(ogr_linestring); } } }
size_t middle_ram_t::rel_way_members_get(osmium::Relation const &rel, rolelist_t *roles, osmium::memory::Buffer &buffer) const { size_t count = 0; for (auto const &m : rel.members()) { if (m.type() == osmium::item_type::way && ways_get(m.ref(), buffer)) { if (roles) { roles->emplace_back(m.role()); } ++count; } } return count; }
/** * Extract all segments from all ways that make up this * multipolygon relation and add them to the list. */ uint32_t extract_segments_from_ways(osmium::area::ProblemReporter* problem_reporter, const osmium::Relation& relation, const std::vector<const osmium::Way*>& members) { assert(relation.members().size() >= members.size()); const size_t num_segments = get_num_segments(members); if (problem_reporter) { problem_reporter->set_nodes(num_segments); } m_segments.reserve(num_segments); uint32_t duplicate_nodes = 0; for_each_member(relation, members, [this, &problem_reporter, &duplicate_nodes](const osmium::RelationMember& member, const osmium::Way& way) { duplicate_nodes += extract_segments_from_way_impl(problem_reporter, way, parse_role(member.role())); }); return duplicate_nodes; }
/** * Assemble an area from the given relation and its members. * The resulting area is put into the out_buffer. * * @returns false if there was some kind of error building the * area(s), true otherwise. */ bool operator()(const osmium::Relation& relation, const std::vector<const osmium::Way*>& members, osmium::memory::Buffer& out_buffer) { if (!config().create_new_style_polygons) { return true; } assert(relation.cmembers().size() >= members.size()); if (config().problem_reporter) { config().problem_reporter->set_object(osmium::item_type::relation, relation.id()); } if (relation.members().empty()) { ++stats().no_way_in_mp_relation; return false; } ++stats().from_relations; stats().invalid_locations = segment_list().extract_segments_from_ways(config().problem_reporter, stats().duplicate_nodes, stats().duplicate_ways, relation, members); if (!config().ignore_invalid_locations && stats().invalid_locations > 0) { return false; } stats().member_ways = members.size(); if (stats().member_ways == 1) { ++stats().single_way_in_mp_relation; } if (config().debug_level > 0) { std::cerr << "\nAssembling relation " << relation.id() << " containing " << members.size() << " way members with " << segment_list().size() << " nodes\n"; } // Now create the Area object and add the attributes and tags // from the relation. bool okay = create_area(out_buffer, relation, members); if (okay) { out_buffer.commit(); } else { out_buffer.rollback(); } return okay; }
void relation(const osmium::Relation& relation) { for (const auto& member : relation.members()) { switch (member.type()) { case osmium::item_type::node: m_index_n2r.set(member.positive_ref(), relation.positive_id()); break; case osmium::item_type::way: m_index_w2r.set(member.positive_ref(), relation.positive_id()); break; case osmium::item_type::relation: m_index_r2r.set(member.positive_ref(), relation.positive_id()); break; default: break; } } }
/** * Extract all segments from all ways that make up this * multipolygon relation and add them to the list. */ uint32_t extract_segments_from_ways(osmium::area::ProblemReporter* problem_reporter, uint64_t& duplicate_nodes, const osmium::Relation& relation, const std::vector<const osmium::Way*>& members) { assert(relation.members().size() >= members.size()); const size_t num_segments = get_num_segments(members); if (problem_reporter) { problem_reporter->set_nodes(num_segments); } m_segments.reserve(num_segments); uint32_t invalid_locations = 0; for_each_member(relation, members, [&](const osmium::RelationMember& member, const osmium::Way& way) { const auto role = parse_role(member.role()); invalid_locations += extract_segments_from_way_impl(problem_reporter, duplicate_nodes, way, role); }); return invalid_locations; }
void relation ( osmium::Relation& rel ) { const char* bus = rel.tags() ["route"]; const char* nev; if ( bus && !strcmp ( bus, "bus" ) ) { if( rel.tags()["name"]) { nev = rel.tags()["name"]; } else { nev = rel.tags()["ref"]; } ++stops; //TODO asdasd int i {1}; osmium::RelationMemberList& rml = rel.members(); int szam=0; for ( osmium::RelationMember& rm : rml ) { i = 1; if (rm.type() == osmium::item_type::way ) { for( auto it : way_node_map[rm.ref()] ) { try { osmium::Location loc = locations.get ( it ); if ( i++>1 ) { osmium::geom::Coordinates coords {loc}; szam++; printf("%.8f %.8f\n",double(coords.y),double(coords.x) ); } } catch ( std::exception& e ) { std::cout << "No such node on the map. "<< e.what() << std::endl; } } std::cout << "way\n"; } } //std::cout << "way\n"; std::cout << nev << " busz\n"; } }
void relation(const osmium::Relation& relation) { *m_out += 'r'; write_meta(relation); *m_out += " M"; bool first = true; for (const auto& member : relation.members()) { if (first) { first = false; } else { *m_out += ','; } *m_out += item_type_to_char(member.type()); output_formatted("%" PRId64 "@", member.ref()); append_encoded_string(member.role()); } *m_out += '\n'; }
void relation(const osmium::Relation& relation) { m_check_order.relation(relation); if (m_relation_count == 0) { m_progress_bar.remove(); m_vout << "Reading relations...\n"; } ++m_relation_count; if (m_check_relations) { set(osmium::item_type::relation, relation.id()); for (const auto& member : relation.members()) { switch (member.type()) { case osmium::item_type::node: if (!get(osmium::item_type::node, member.ref())) { ++m_missing_nodes_in_relations; set(osmium::item_type::node, member.ref()); if (m_show_ids) { std::cout << "n" << member.ref() << " in r" << relation.id() << "\n"; } } break; case osmium::item_type::way: if (!get(osmium::item_type::way, member.ref())) { ++m_missing_ways_in_relations; set(osmium::item_type::way, member.ref()); if (m_show_ids) { std::cout << "w" << member.ref() << " in r" << relation.id() << "\n"; } } break; case osmium::item_type::relation: if (member.ref() > relation.id() || !get(osmium::item_type::relation, member.ref())) { m_relation_refs.emplace_back(member.ref(), relation.id()); } break; default: break; } } } }
void erelation(extract_data& e, const osmium::Relation& relation) { for (const auto& member : relation.members()) { switch (member.type()) { case osmium::item_type::node: if (e.node_ids.get(member.positive_ref())) { e.relation_ids.set(relation.positive_id()); return; } break; case osmium::item_type::way: if (e.way_ids.get(member.positive_ref())) { e.relation_ids.set(relation.positive_id()); return; } break; default: break; } } }
void relation ( osmium::Relation& rel ) { ++nOSM_relations; const char* bus = rel.tags() ["route"]; if ( bus && !strcmp ( bus, "bus" ) ) { ++nbuses; std::string ref_key; try { const char* ref = rel.tags() ["ref"]; if ( ref ) ref_key.append ( ref ); else ref_key.append ( "Not specified" ); } catch ( std::exception& e ) { std::cout << "There is no bus number."<< e.what() << std::endl; } osmium::RelationMemberList& rml = rel.members(); for ( osmium::RelationMember& rm : rml ) { if ( rm.type() == osmium::item_type::way ) { busWayNodesMap[ref_key].push_back ( rm.ref() ); } } } }
void relation(const osmium::Relation& relation) { m_out << "r"; write_meta(relation); m_out << " M"; int n=0; for (const auto& member : relation.members()) { if (n++ != 0) { m_out << ","; } m_out << item_type_to_char(member.type()) << member.ref() << "!" << member.role(); } write_tags(relation.tags()); m_out << "\n"; ::write(this->fd(), m_out.str().c_str(), m_out.str().size()); m_out.str(""); }
// - walk over all relation-versions // - walk over all bboxes // - walk over all relation-members // - if the relation-member is recorded in the bboxes node- or way-tracker // - record its id in the bboxes relation-tracker void relation(const osmium::Relation& relation) { if (first_relation) { write_way_extra_nodes(); first_relation = false; } if (debug) { std::cerr << "softcut relation " << relation.positive_id() << " v" << relation.version() << "\n"; } for (const auto& extract : info->extracts) { bool hit = false; for (const auto& member : relation.members()) { if (!hit && ( (member.type() == osmium::item_type::node && extract->node_tracker.get(member.positive_ref())) || (member.type() == osmium::item_type::way && extract->way_tracker.get(member.positive_ref())) || (member.type() == osmium::item_type::relation && extract->relation_tracker.get(member.positive_ref())) )) { if (debug) std::cerr << "relation has a member (" << member.type() << " " << member.positive_ref() << ") inside extract, recording in relation_tracker\n"; hit = true; extract->relation_tracker.set(relation.positive_id()); } if (member.type() == osmium::item_type::relation) { if (debug) { std::cerr << "recording cascading-pair: " << member.positive_ref() << " -> " << relation.positive_id() << "\n"; } info->cascading_relations_tracker.insert(std::make_pair(member.positive_ref(), relation.positive_id())); } } if (hit) { cascading_relations(extract, relation.positive_id()); } } }
void update(const osmium::Relation& relation) { update(static_cast<const osmium::OSMObject&>(relation)); update(relation.members()); }
mapbox::util::optional<InputRestrictionContainer> RestrictionParser::TryParse(const osmium::Relation &relation) const { // return if turn restrictions should be ignored if (!use_turn_restrictions) { return mapbox::util::optional<InputRestrictionContainer>(); } osmium::tags::KeyPrefixFilter filter(false); filter.add(true, "restriction"); const osmium::TagList &tag_list = relation.tags(); osmium::tags::KeyPrefixFilter::iterator fi_begin(filter, tag_list.begin(), tag_list.end()); osmium::tags::KeyPrefixFilter::iterator fi_end(filter, tag_list.end(), tag_list.end()); // if it's a restriction, continue; if (std::distance(fi_begin, fi_end) == 0) { return mapbox::util::optional<InputRestrictionContainer>(); } // check if the restriction should be ignored const char *except = relation.get_value_by_key("except"); if (except != nullptr && ShouldIgnoreRestriction(except)) { return mapbox::util::optional<InputRestrictionContainer>(); } bool is_only_restriction = false; for (auto iter = fi_begin; iter != fi_end; ++iter) { if (std::string("restriction") == iter->key() || std::string("restriction::hgv") == iter->key()) { const std::string restriction_value(iter->value()); if (restriction_value.find("only_") == 0) { is_only_restriction = true; } } } InputRestrictionContainer restriction_container(is_only_restriction); for (const auto &member : relation.members()) { const char *role = member.role(); if (strcmp("from", role) != 0 && strcmp("to", role) != 0 && strcmp("via", role) != 0) { continue; } switch (member.type()) { case osmium::item_type::node: // Make sure nodes appear only in the role if a via node if (0 == strcmp("from", role) || 0 == strcmp("to", role)) { continue; } BOOST_ASSERT(0 == strcmp("via", role)); // set via node id restriction_container.restriction.via.node = member.ref(); break; case osmium::item_type::way: BOOST_ASSERT(0 == strcmp("from", role) || 0 == strcmp("to", role) || 0 == strcmp("via", role)); if (0 == strcmp("from", role)) { restriction_container.restriction.from.way = member.ref(); } else if (0 == strcmp("to", role)) { restriction_container.restriction.to.way = member.ref(); } // else if (0 == strcmp("via", role)) // { // not yet suppported // restriction_container.restriction.via.way = member.ref(); // } break; case osmium::item_type::relation: // not yet supported, but who knows what the future holds... break; default: // shouldn't ever happen break; } } return mapbox::util::optional<InputRestrictionContainer>(restriction_container); }
void middle_pgsql_t::relations_set(osmium::Relation const &rel) { idlist_t parts[3]; for (auto const &m : rel.members()) { parts[osmium::item_type_to_nwr_index(m.type())].push_back(m.ref()); } copy_buffer.reserve(rel.members().byte_size() * 2 + rel.tags().byte_size() + 128); // Params: id, way_off, rel_off, parts, members, tags */ const char *paramValues[6] = { copy_buffer.c_str(), }; bool copy = rel_table->copyMode; char delim = copy ? '\t' : '\0'; copy_buffer = std::to_string(rel.id()); copy_buffer+= delim; paramValues[1] = paramValues[0] + copy_buffer.size(); copy_buffer += std::to_string(parts[0].size()); copy_buffer+= delim; paramValues[2] = paramValues[0] + copy_buffer.size(); copy_buffer += std::to_string(parts[0].size() + parts[1].size()); copy_buffer+= delim; paramValues[3] = paramValues[0] + copy_buffer.size(); if (rel.members().empty()) { copy_buffer += "{}"; } else { copy_buffer += "{"; for (int i = 0; i < 3; ++i) { for (auto it : parts[i]) { copy_buffer += std::to_string(it); copy_buffer += ','; } } copy_buffer[copy_buffer.size() - 1] = '}'; } copy_buffer+= delim; if (rel.members().empty()) { paramValues[4] = nullptr; copy_buffer += "\\N"; } else { paramValues[4] = paramValues[0] + copy_buffer.size(); copy_buffer += "{"; for (auto const &m : rel.members()) { copy_buffer += '"'; copy_buffer += osmium::item_type_to_char(m.type()); copy_buffer += std::to_string(m.ref()); copy_buffer += "\",\""; buffer_store_string(m.role(), copy); copy_buffer += "\","; } copy_buffer[copy_buffer.size() - 1] = '}'; } copy_buffer+= delim; if (rel.tags().empty() && !out_options->extra_attributes) { paramValues[5] = nullptr; copy_buffer += "\\N"; } else { paramValues[5] = paramValues[0] + copy_buffer.size(); buffer_store_tags(rel, out_options->extra_attributes, copy); } if (copy) { copy_buffer+= '\n'; pgsql_CopyData(__FUNCTION__, rel_table->sql_conn, copy_buffer); } else { buffer_correct_params(paramValues, 6); pgsql_execPrepared(rel_table->sql_conn, "insert_rel", 6, (const char * const *)paramValues, PGRES_COMMAND_OK); } }
/** * Tries to parse a relation as a turn restriction. This can fail for a number of * reasons. The return type is a boost::optional<T>. * * Some restrictions can also be ignored: See the ```get_restrictions``` function * in the corresponding profile. We use it for both namespacing restrictions, as in * restriction:motorcar as well as whitelisting if its in except:motorcar. */ boost::optional<InputRestrictionContainer> RestrictionParser::TryParse(const osmium::Relation &relation) const { // return if turn restrictions should be ignored if (!use_turn_restrictions) { return {}; } osmium::tags::KeyFilter filter(false); filter.add(true, "restriction"); // Not only use restriction= but also e.g. restriction:motorcar= for (const auto &namespaced : restrictions) filter.add(true, "restriction:" + namespaced); const osmium::TagList &tag_list = relation.tags(); osmium::tags::KeyFilter::iterator fi_begin(filter, tag_list.begin(), tag_list.end()); osmium::tags::KeyFilter::iterator fi_end(filter, tag_list.end(), tag_list.end()); // if it's not a restriction, continue; if (std::distance(fi_begin, fi_end) == 0) { return {}; } // check if the restriction should be ignored const char *except = relation.get_value_by_key("except"); if (except != nullptr && ShouldIgnoreRestriction(except)) { return {}; } bool is_only_restriction = false; for (; fi_begin != fi_end; ++fi_begin) { const std::string key(fi_begin->key()); const std::string value(fi_begin->value()); // documented OSM restriction tags start either with only_* or no_*; // check and return on these values, and ignore unrecognized values if (value.find("only_") == 0) { is_only_restriction = true; } else if (value.find("no_") == 0) { is_only_restriction = false; } else // unrecognized value type { return {}; } } InputRestrictionContainer restriction_container(is_only_restriction); for (const auto &member : relation.members()) { const char *role = member.role(); if (strcmp("from", role) != 0 && strcmp("to", role) != 0 && strcmp("via", role) != 0) { continue; } switch (member.type()) { case osmium::item_type::node: // Make sure nodes appear only in the role if a via node if (0 == strcmp("from", role) || 0 == strcmp("to", role)) { continue; } BOOST_ASSERT(0 == strcmp("via", role)); // set via node id restriction_container.restriction.via.node = member.ref(); break; case osmium::item_type::way: BOOST_ASSERT(0 == strcmp("from", role) || 0 == strcmp("to", role) || 0 == strcmp("via", role)); if (0 == strcmp("from", role)) { restriction_container.restriction.from.way = member.ref(); } else if (0 == strcmp("to", role)) { restriction_container.restriction.to.way = member.ref(); } // else if (0 == strcmp("via", role)) // { // not yet suppported // restriction_container.restriction.via.way = member.ref(); // } break; case osmium::item_type::relation: // not yet supported, but who knows what the future holds... break; default: // shouldn't ever happen break; } } return boost::make_optional(std::move(restriction_container)); }
/* This is the workhorse of pgsql_add_relation, split out because it is used as the callback for iterate relations */ int output_pgsql_t::pgsql_process_relation(osmium::Relation const &rel) { taglist_t prefiltered_tags; if (m_tagtransform->filter_tags(rel, nullptr, nullptr, prefiltered_tags)) { return 1; } idlist_t xid2; for (auto const &m : rel.members()) { /* Need to handle more than just ways... */ if (m.type() == osmium::item_type::way) { xid2.push_back(m.ref()); } } buffer.clear(); rolelist_t xrole; auto num_ways = m_mid->rel_way_members_get(rel, &xrole, buffer); if (num_ways == 0) return 0; int roads = 0; int make_polygon = 0; int make_boundary = 0; taglist_t outtags; // If it's a route relation make_boundary and make_polygon will be false // otherwise one or the other will be true. if (m_tagtransform->filter_rel_member_tags(prefiltered_tags, buffer, xrole, &make_boundary, &make_polygon, &roads, outtags)) { return 0; } for (auto &w : buffer.select<osmium::Way>()) { m_mid->nodes_get_list(&(w.nodes())); } // linear features and boundaries // Needs to be done before the polygon treatment below because // for boundaries the way_area tag may be added. if (!make_polygon) { double const split_at = m_options.projection->target_latlon() ? 1 : 100 * 1000; auto wkbs = m_builder.get_wkb_multiline(buffer, split_at); for (auto const &wkb : wkbs) { expire.from_wkb(wkb.c_str(), -rel.id()); m_tables[t_line]->write_row(-rel.id(), outtags, wkb); if (roads) m_tables[t_roads]->write_row(-rel.id(), outtags, wkb); } } // multipolygons and boundaries if (make_boundary || make_polygon) { auto wkbs = m_builder.get_wkb_multipolygon(rel, buffer); char tmp[32]; for (auto const &wkb : wkbs) { expire.from_wkb(wkb.c_str(), -rel.id()); if (m_enable_way_area) { auto const area = m_options.reproject_area ? ewkb::parser_t(wkb).get_area<reprojection>( m_options.projection.get()) : ewkb::parser_t(wkb) .get_area<osmium::geom::IdentityProjection>(); snprintf(tmp, sizeof(tmp), "%g", area); outtags.push_override(tag_t("way_area", tmp)); } m_tables[t_poly]->write_row(-rel.id(), outtags, wkb); } } return 0; }