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";
}
// - 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());
}
}
}
}
}
// - walk over all relation-versions
// - walk over all bboxes
// - if the relation-id is recorded in the bboxes relation-tracker
// - send the relation to the bboxes writer
void relation(const osmium::Relation& relation) {
if (debug) {
std::cerr << "softcut relation " << relation.positive_id() << " v" << relation.version() << "\n";
}
for (const auto& extract : info->extracts) {
if (extract->relation_tracker.get(relation.positive_id())) {
extract->write(relation);
}
}
}
void relation(const osmium::Relation& rel) {
++rels;
if (!matches_user_filter(rel)) return;
++urels;
if (rel.visible()==false) {
m_relfile <<
rel.id() << "\t" <<
rel.version() << "\t" <<
rel.changeset() << "\t" <<
rel.timestamp().to_iso() << "\t" <<
rel.uid() << std::endl;
}
}
// - 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());
}
}
}