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types.go
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types.go
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package osm
import (
_ "bytes"
_ "encoding/gob"
"github.com/buckhx/diglet/util"
"github.com/qedus/osmpbf"
"gopkg.in/vmihailenco/msgpack.v2"
"strconv"
)
//TODO split types into their own module
const (
AddrHouseNum = "addr:housenumber"
AddrStreet = "addr:street"
AddrCity = "addr:city"
AddrCountry = "addr:country"
AddrPostcode = "addr:postcode"
AdminLevel = "admin_level"
Boundary = "boundary"
AddrPrefix = "addr:"
GnisPrefix = "gnis:"
TigerPrefix = "tiger:"
BlockSize = 8000
RoleOuter = "outer"
RoleInner = "inner"
)
func MarshalAddrIndex(idx string, nodeIDs []int64) (k, v []byte) {
k = []byte(idx)
v, err := msgpack.Marshal(nodeIDs)
if err != nil {
k = nil
}
return
}
func UnmarshalNids(b []byte) (nids []int64) {
_ = msgpack.Unmarshal(b, &nids)
return
}
type Node struct {
*osmpbf.Node
}
func UnmarshalNode(b []byte) (o *Node, err error) {
err = msgpack.Unmarshal(b, &o)
return
}
func (o *Node) IsAddressable() bool {
return o.Valid() && o.Tags[AddrStreet] != ""
}
func (o *Node) Key() string {
return strconv.FormatInt(o.ID, 10)
}
func (o *Node) String() string {
return util.Sprintf("%+v", o)
}
func (o *Node) Keyed() (k, v []byte) {
k, err := msgpack.Marshal(o.ID)
if err != nil {
return
}
v, err = msgpack.Marshal(o)
if err != nil {
k = nil
}
return
}
func (o *Node) GetID() int64 {
return o.ID
}
func (o *Node) Valid() bool {
return o.Info.Visible
}
type Way struct {
*osmpbf.Way
}
func (o *Way) IsSubregionBoundary() bool {
return o.Tags[AdminLevel] == "6" && o.Tags[Boundary] == "administrative"
}
func (o *Way) IsAddressable() bool {
return o.Valid() && (o.Tags[AddrStreet] != "" || o.Tags["highway"] == "residential")
}
func UnmarshalWay(b []byte) (o *Way, err error) {
err = msgpack.Unmarshal(b, &o)
return
}
func (o *Way) Key() string {
return strconv.FormatInt(o.ID, 10)
}
func (o *Way) String() string {
return util.Sprintf("%+v", o)
}
func (o *Way) Keyed() (k, v []byte) {
k, err := msgpack.Marshal(o.ID)
if err != nil {
return
}
v, err = msgpack.Marshal(o)
if err != nil {
k = nil
}
return
}
func (o *Way) Valid() bool {
return o.Info.Visible
}
type Relation struct {
*osmpbf.Relation
}
func UnmarshalRelation(b []byte) (o *Relation, err error) {
err = msgpack.Unmarshal(b, &o)
return
}
func (o *Relation) IsSubregionBoundary() bool {
return o.Tags[AdminLevel] == "6" && o.Tags[Boundary] == "administrative"
}
func (o *Relation) Key() string {
return strconv.FormatInt(o.ID, 10)
}
func (o *Relation) String() string {
return util.Sprintf("%+v", o)
}
func (o *Relation) Keyed() (k, v []byte) {
k, err := msgpack.Marshal(o.ID)
if err != nil {
return
}
v, err = msgpack.Marshal(o)
if err != nil {
k = nil
}
return
}
func (o *Relation) Valid() bool {
return o.Info.Visible
}
func MarshalID(id int64) ([]byte, error) {
return msgpack.Marshal(id)
}
var (
NodeType = osmpbf.NodeType
WayType = osmpbf.WayType
RelationType = osmpbf.RelationType
)