def from_json(cls, data, result=None):
"""
Create new Way element from JSON data
:param data: Element data from JSON
:type data: Dict
:param result: The result this element belongs to
:type result: overpy.Result
:return: New instance of Way
:rtype: overpy.Way
:raises overpy.exception.ElementDataWrongType: If type value of the passed JSON data does not match.
"""
if data.get("type") != cls._type_value:
raise exception.ElementDataWrongType(
type_expected=cls._type_value, type_provided=data.get("type"))
tags = data.get("tags", {})
way_id = data.get("id")
node_ids = data.get("nodes")
attributes = {}
ignore = ["id", "nodes", "tags", "type"]
for n, v in data.items():
if n in ignore:
continue
attributes[n] = v
return cls(way_id=way_id,
attributes=attributes,
node_ids=node_ids,
tags=tags,
result=result)
def from_xml(cls, child, result=None):
"""
Create new way element from XML data
:param child: XML node to be parsed
:type child: xml.etree.ElementTree.Element
:param result: The result this node belongs to
:type result: overpy.Result
:return: New Way oject
:rtype: overpy.Relation
:raises overpy.exception.ElementDataWrongType: If name of the xml child node doesn't match
:raises ValueError: If a tag doesn't have a name
"""
if child.tag.lower() != cls._type_value:
raise exception.ElementDataWrongType(
type_expected=cls._type_value, type_provided=child.tag.lower())
tags = {}
members = []
center_lat = None
center_lon = None
supported_members = [
RelationNode, RelationWay, RelationRelation, RelationArea
]
for sub_child in child:
if sub_child.tag.lower() == "tag":
name = sub_child.attrib.get("k")
if name is None:
raise ValueError("Tag without name/key.")
value = sub_child.attrib.get("v")
tags[name] = value
if sub_child.tag.lower() == "member":
type_value = sub_child.attrib.get("type")
for member_cls in supported_members:
if member_cls._type_value == type_value:
members.append(
member_cls.from_xml(sub_child, result=result))
if sub_child.tag.lower() == "center":
(center_lat,
center_lon) = cls.get_center_from_xml_dom(sub_child=sub_child)
rel_id = child.attrib.get("id")
if rel_id is not None:
rel_id = int(rel_id)
attributes = {}
ignore = ["id"]
for n, v in child.attrib.items():
if n in ignore:
continue
attributes[n] = v
return cls(rel_id=rel_id,
attributes=attributes,
center_lat=center_lat,
center_lon=center_lon,
members=members,
tags=tags,
result=result)
def from_xml(cls, child, result=None):
"""
Create new RelationMember from XML data
:param child: XML node to be parsed
:type child: xml.etree.ElementTree.Element
:param result: The result this element belongs to
:type result: overpy.Result
:return: New relation member oject
:rtype: overpy.RelationMember
:raises overpy.exception.ElementDataWrongType: If name of the xml child node doesn't match
"""
if child.attrib.get("type") != cls._type_value:
raise exception.ElementDataWrongType(
type_expected=cls._type_value,
type_provided=child.tag.lower()
)
ref = child.attrib.get("ref")
if ref is not None:
ref = int(ref)
role = child.attrib.get("role")
attributes = {}
ignore = ["ref", "role"]
for n, v in child.attrib.items():
if n in ignore:
continue
attributes[n] = v
return cls(attributes=attributes, ref=ref, role=role, result=result)
def from_json(cls, data, result=None):
"""
Create new RelationMember element from JSON data
:param child: Element data from JSON
:type child: Dict
:param result: The result this element belongs to
:type result: overpy.Result
:return: New instance of RelationMember
:rtype: overpy.RelationMember
:raises overpy.exception.ElementDataWrongType: If type value of the passed JSON data does not match.
"""
if data.get("type") != cls._type_value:
raise exception.ElementDataWrongType(
type_expected=cls._type_value,
type_provided=data.get("type")
)
ref = data.get("ref")
role = data.get("role")
attributes = {}
ignore = ["type", "ref", "role"]
for n, v in data.items():
if n in ignore:
continue
attributes[n] = v
return cls(attributes=attributes, ref=ref, role=role, result=result)
def from_json(cls, data, result=None):
"""
Create new Node element from JSON data
:param child: Element data from JSON
:type child: Dict
:param result: The result this element belongs to
:type result: overpy.Result
:return: New instance of Node
:rtype: overpy.Node
:raises overpy.exception.ElementDataWrongType: If type value of the passed JSON data does not match.
"""
if data.get("type") != cls._type_value:
raise exception.ElementDataWrongType(
type_expected=cls._type_value, type_provided=data.get("type"))
tags = data.get("tags", {})
node_id = data.get("id")
lat = data.get("lat")
lon = data.get("lon")
attributes = {}
ignore = ["type", "id", "lat", "lon", "tags"]
for n, v in data.items():
if n in ignore:
continue
attributes[n] = v
return cls(node_id=node_id,
lat=lat,
lon=lon,
tags=tags,
attributes=attributes,
result=result)
def from_xml(cls, child, result=None):
"""
Create new way element from XML data
:param child: XML node to be parsed
:type child: xml.etree.ElementTree.Element
:param result: The result this node belongs to
:type result: overpy.Result
:return: New Way oject
:rtype: overpy.Way
:raises overpy.exception.ElementDataWrongType: If name of the xml child node doesn't match
:raises ValueError: If the ref attribute of the xml node is not provided
:raises ValueError: If a tag doesn't have a name
"""
if child.tag.lower() != cls._type_value:
raise exception.ElementDataWrongType(
type_expected=cls._type_value, type_provided=child.tag.lower())
tags = {}
node_ids = []
center_lat = None
center_lon = None
for sub_child in child:
if sub_child.tag.lower() == "tag":
name = sub_child.attrib.get("k")
if name is None:
raise ValueError("Tag without name/key.")
value = sub_child.attrib.get("v")
tags[name] = value
if sub_child.tag.lower() == "nd":
ref_id = sub_child.attrib.get("ref")
if ref_id is None:
raise ValueError("Unable to find required ref value.")
ref_id = int(ref_id)
node_ids.append(ref_id)
if sub_child.tag.lower() == "center":
(center_lat,
center_lon) = cls.get_center_from_xml_dom(sub_child=sub_child)
way_id = child.attrib.get("id")
if way_id is not None:
way_id = int(way_id)
attributes = {}
ignore = ["id"]
for n, v in child.attrib.items():
if n in ignore:
continue
attributes[n] = v
return cls(way_id=way_id,
center_lat=center_lat,
center_lon=center_lon,
attributes=attributes,
node_ids=node_ids,
tags=tags,
result=result)
def from_json(cls, data, result=None):
"""
Create new Relation element from JSON data
:param data: Element data from JSON
:type data: Dict
:param result: The result this element belongs to
:type result: overpy.Result
:return: New instance of Relation
:rtype: overpy.Relation
:raises overpy.exception.ElementDataWrongType: If type value of the passed JSON data does not match.
"""
if data.get("type") != cls._type_value:
raise exception.ElementDataWrongType(
type_expected=cls._type_value,
type_provided=data.get("type")
)
tags = data.get("tags", {})
rel_id = data.get("id")
(center_lat, center_lon) = cls.get_center_from_json(data=data)
members = []
supported_members = [RelationNode, RelationWay, RelationRelation]
for member in data.get("members", []):
type_value = member.get("type")
for member_cls in supported_members:
if member_cls._type_value == type_value:
members.append(
member_cls.from_json(
member,
result=result
)
)
attributes = {}
ignore = ["id", "members", "tags", "type"]
for n, v in data.items():
if n in ignore:
continue
attributes[n] = v
return cls(
rel_id=rel_id,
attributes=attributes,
center_lat=center_lat,
center_lon=center_lon,
members=members,
tags=tags,
result=result
)
def from_xml(cls, child, result=None):
"""
Create new way element from XML data
:param child: XML node to be parsed
:type child: xml.etree.ElementTree.Element
:param result: The result this node belongs to
:type result: overpy.Result
:return: New Way oject
:rtype: overpy.Node
:raises overpy.exception.ElementDataWrongType: If name of the xml child node doesn't match
:raises ValueError: If a tag doesn't have a name
"""
if child.tag.lower() != cls._type_value:
raise exception.ElementDataWrongType(
type_expected=cls._type_value, type_provided=child.tag.lower())
tags = {}
for sub_child in child:
if sub_child.tag.lower() == "tag":
name = sub_child.attrib.get("k")
if name is None:
raise ValueError("Tag without name/key.")
value = sub_child.attrib.get("v")
tags[name] = value
node_id = child.attrib.get("id")
if node_id is not None:
node_id = int(node_id)
lat = child.attrib.get("lat")
if lat is not None:
lat = Decimal(lat)
lon = child.attrib.get("lon")
if lon is not None:
lon = Decimal(lon)
attributes = {}
ignore = ["id", "lat", "lon"]
for n, v in child.attrib.items():
if n in ignore:
continue
attributes[n] = v
return cls(node_id=node_id,
lat=lat,
lon=lon,
tags=tags,
attributes=attributes,
result=result)
def from_xml(cls, child, result=None):
"""
Create new RelationMember from XML data
:param child: XML node to be parsed
:type child: xml.etree.ElementTree.Element
:param result: The result this element belongs to
:type result: overpy.Result
:return: New relation member oject
:rtype: overpy.RelationMember
:raises overpy.exception.ElementDataWrongType: If name of the xml child node doesn't match
"""
if child.attrib.get("type") != cls._type_value:
raise exception.ElementDataWrongType(
type_expected=cls._type_value,
type_provided=child.tag.lower()
)
ref = child.attrib.get("ref")
if ref is not None:
ref = int(ref)
role = child.attrib.get("role")
attributes = {}
ignore = ["geometry", "ref", "role", "type"]
for n, v in child.attrib.items():
if n in ignore:
continue
attributes[n] = v
geometry = None
for sub_child in child:
if sub_child.tag.lower() == "nd":
if geometry is None:
geometry = []
geometry.append(
RelationWayGeometryValue(
lat=Decimal(sub_child.attrib["lat"]),
lon=Decimal(sub_child.attrib["lon"])
)
)
return cls(
attributes=attributes,
geometry=geometry,
ref=ref,
role=role,
result=result
)
def from_json(cls, data, result=None):
"""
Create new RelationMember element from JSON data
:param child: Element data from JSON
:type child: Dict
:param result: The result this element belongs to
:type result: overpy.Result
:return: New instance of RelationMember
:rtype: overpy.RelationMember
:raises overpy.exception.ElementDataWrongType: If type value of the passed JSON data does not match.
"""
if data.get("type") != cls._type_value:
raise exception.ElementDataWrongType(
type_expected=cls._type_value,
type_provided=data.get("type")
)
ref = data.get("ref")
role = data.get("role")
attributes = {}
ignore = ["geometry", "type", "ref", "role"]
for n, v in data.items():
if n in ignore:
continue
attributes[n] = v
geometry = data.get("geometry")
if isinstance(geometry, list):
geometry_orig = geometry
geometry = []
for v in geometry_orig:
geometry.append(
RelationWayGeometryValue(
lat=v.get("lat"),
lon=v.get("lon")
)
)
else:
geometry = None
return cls(
attributes=attributes,
geometry=geometry,
ref=ref,
role=role,
result=result
)