def getoscdiff(timebase, cat1, cat2, cat3):
timenow = int(time.time())
epochts = int(time.mktime(settings.REPLICATE_EPOCH.timetuple()))
if timebase == "minute":
pageStep = 60000000
if timebase == "hour":
pageStep = 60000000 * 60
if timebase == "day":
pageStep = 60000000 * 60 * 24
pageStep2 = pageStep / 1000
pageStep3 = pageStep2 / 1000
pageStartTimestamp = int(cat1) * pageStep + int(cat2) * pageStep2 + int(
cat3) * pageStep3 + epochts
elapsedInPage = timenow - pageStartTimestamp
if elapsedInPage < 0:
return HttpResponseNotFound("Page does not exist")
t = p.GetTransaction("ACCESS SHARE")
osmData = pgmap.OsmData()
t.GetReplicateDiff(pageStartTimestamp - pageStep3, pageStartTimestamp,
osmData)
sio = io.BytesIO()
enc = pgmap.PyOsmXmlEncode(sio, common.xmlAttribs)
osmData.StreamTo(enc)
return sio.getvalue()
def object_history(request, objType, objId):
t = p.GetTransaction("ACCESS SHARE")
osmData = pgmap.OsmData()
t.GetObjectsHistoryById(objType, [int(objId)], osmData)
sio = io.BytesIO()
enc = pgmap.PyOsmXmlEncode(sio, common.xmlAttribs)
osmData.StreamTo(enc)
return HttpResponse(sio.getvalue(), content_type='text/xml')
def ways_for_node(request, objType, objId):
t = p.GetTransaction("ACCESS SHARE")
osmData = pgmap.OsmData()
t.GetWaysForNodes([int(objId)], osmData)
sio = io.BytesIO()
enc = pgmap.PyOsmXmlEncode(sio, common.xmlAttribs)
osmData.StreamTo(enc)
return HttpResponse(sio.getvalue(), content_type='text/xml')
def relations_for_obj(request, objType, objId):
t = p.GetTransaction("ACCESS SHARE")
osmData = pgmap.OsmData()
t.GetRelationsForObjs(objType.encode("UTF-8"), [int(objId)], osmData)
sio = io.BytesIO()
enc = pgmap.PyOsmXmlEncode(sio, common.xmlAttribs)
osmData.StreamTo(enc)
return HttpResponse(sio.getvalue(), content_type='text/xml')
def __init__(self, bbox):
self.sio = io.BytesIO()
self.enc = pgmap.PyOsmXmlEncode(self.sio, common.xmlAttribs)
#Don't let transaction object go out of scope while query is running
self.t = p.GetTransaction("ACCESS SHARE")
self.mapQuery = self.t.GetQueryMgr()
if self.mapQuery.Start(bbox, self.enc) < 0:
raise RuntimeError("Map query failed to start")
self.complete = False
def object_version(request, objType, objId, objVer):
t = p.GetTransaction("ACCESS SHARE")
osmData = pgmap.OsmData()
idVerPair = pgmap.pairi64i64(int(objId), int(objVer))
t.GetObjectsByIdVer(objType, [idVerPair], osmData)
sio = io.BytesIO()
enc = pgmap.PyOsmXmlEncode(sio, common.xmlAttribs)
osmData.StreamTo(enc)
return HttpResponse(sio.getvalue(), content_type='text/xml')
def get_affected_from_upload(request):
t = p.GetTransaction("ACCESS SHARE")
affectedData = pgmap.OsmData()
t.GetAffectedObjects(request.data, affectedData)
sio = io.BytesIO()
enc = pgmap.PyOsmXmlEncode(sio)
affectedData.StreamTo(enc)
return HttpResponse(sio.getvalue(), content_type='text/xml')
def object_history(request, objType, objId):
t = p.GetTransaction("ACCESS SHARE")
osmData = pgmap.OsmData()
t.GetObjectsHistoryById(objType, [int(objId)], osmData)
if len(osmData.nodes) + len(osmData.ways) + len(osmData.relations) == 0:
return HttpResponseNotFound("{} {} not found".format(objType, objId))
sio = io.BytesIO()
enc = pgmap.PyOsmXmlEncode(sio, common.xmlAttribs)
osmData.StreamTo(enc)
return HttpResponse(sio.getvalue(), content_type='text/xml')
def get_affected(request, objType, objIds):
t = p.GetTransaction("ACCESS SHARE")
osmData = pgmap.OsmData()
t.GetObjectsById(objType, list(map(int, objIds.split(","))), osmData)
affectedData = pgmap.OsmData()
t.GetAffectedObjects(osmData, affectedData)
sio = io.BytesIO()
enc = pgmap.PyOsmXmlEncode(sio, common.xmlAttribs)
affectedData.StreamTo(enc)
return HttpResponse(sio.getvalue(), content_type='text/xml')
def ways_for_node(request, objType, objId):
t = p.GetTransaction("ACCESS SHARE")
#Check reference object exists
osmData = pgmap.OsmData()
t.GetObjectsById(objType, pgmap.seti64([int(objId)]), osmData)
# From the 0.6 spec: "There is no error if the element does not exist."
osmData = pgmap.OsmData()
t.GetWaysForNodes([int(objId)], osmData)
sio = io.BytesIO()
enc = pgmap.PyOsmXmlEncode(sio, common.xmlAttribs)
osmData.StreamTo(enc)
return HttpResponse(sio.getvalue(), content_type='text/xml')
def index(request, objType):
if objType not in request.GET:
return HttpResponseBadRequest("Incorrect arguments in URL")
try:
objIds = map(int, request.GET[objType].split(","))
except ValueError as err:
return HttpResponseBadRequest(err)
t = p.GetTransaction("ACCESS SHARE")
osmData = pgmap.OsmData()
t.GetObjectsById(objType[:-1], list(objIds), osmData)
sio = io.BytesIO()
enc = pgmap.PyOsmXmlEncode(sio, common.xmlAttribs)
osmData.StreamTo(enc)
return HttpResponse(sio.getvalue(), content_type='text/xml')
def historic_map(request):
bbox = request.GET.get('bbox', None)
if bbox is None:
return HttpResponseBadRequest("bbox must be specified as an argument",
content_type="text/plain")
dt = request.GET.get('datetime', None)
print(dt)
if dt is None:
return HttpResponseBadRequest(
"datetime must be specified as an argument",
content_type="text/plain")
dt2 = int(round(common.get_utc_posix_timestamp(parse_datetime(dt))))
bbox = list(map(float, bbox.split(",")))
if len(bbox) != 4:
return HttpResponseBadRequest("Invalid bbox",
content_type="text/plain")
#left,bottom,right,top
dLon = bbox[2] - bbox[0]
dLat = bbox[3] - bbox[1]
area = dLon * dLat
if area > settings.AREA_MAXIMUM:
err = "The maximum bbox size is {}, and your request was too large. Either request a smaller area, or use planet.osm".format(
settings.AREA_MAXIMUM)
response = HttpResponseBadRequest(err, content_type="text/plain")
response["Error"] = err
return response
t = p.GetTransaction("ACCESS SHARE")
sio = io.BytesIO()
enc = pgmap.PyOsmXmlEncode(sio, common.xmlAttribs)
ret = t.GetHistoricMapQuery(bbox, dt2, enc)
t.Commit()
return HttpResponse(sio.getvalue(), content_type='text/xml')
def full_obj(request, objType, objId):
t = p.GetTransaction("ACCESS SHARE")
osmData = pgmap.OsmData()
t.GetFullObjectById(objType, int(objId), osmData)
if len(osmData.nodes) + len(osmData.ways) + len(osmData.relations) == 0:
# No live version found. Check to see if this ever existed.
t.GetObjectsHistoryById(objType, [int(objId)], osmData)
if len(osmData.nodes) + len(osmData.ways) + len(
osmData.relations) == 0:
return HttpResponseNotFound("{} {} not found".format(
objType, objId))
else:
# The object once existed, therefore it was deleted.
return HttpResponse("Gone", status=410, content_type="text/plain")
sio = io.BytesIO()
enc = pgmap.PyOsmXmlEncode(sio, common.xmlAttribs)
osmData.StreamTo(enc)
return HttpResponse(sio.getvalue(), content_type='text/xml')
def element(request, objType, objId):
if request.method == 'GET':
osmData = pgmap.OsmData()
t = p.GetTransaction("ACCESS SHARE")
t.GetObjectsById(objType.encode("UTF-8"), pgmap.seti64([int(objId)]),
osmData)
if len(osmData.nodes) + len(osmData.ways) + len(
osmData.relations) == 0:
return HttpResponseNotFound("{} {} not found".format(
objType, objId))
sio = io.BytesIO()
enc = pgmap.PyOsmXmlEncode(sio, common.xmlAttribs)
osmData.StreamTo(enc)
return HttpResponse(sio.getvalue(), content_type='text/xml')
if request.method in ['PUT', 'DELETE']:
t = p.GetTransaction("EXCLUSIVE")
action = None
if request.method == "PUT": action = "modify"
if request.method == "DELETE": action = "delete"
obj = None
if objType == "node": obj = request.data.nodes[0]
if objType == "way": obj = request.data.ways[0]
if objType == "relation": obj = request.data.relations[0]
if obj.objId != objId:
return HttpResponseBadRequest("Object has wrong ID")
ret = upload_single_object(action, request, obj, objType, t)
if ret != True:
return ret
return HttpResponse("", content_type='text/plain')
settings = ReadConfig("config.cfg")
p = pgmap.PgMap(
"dbname={} user={} password='******' hostaddr={} port=5432".format(
settings["dbname"], settings["dbuser"], settings["dbpass"],
settings["dbhost"]), settings["dbtableprefix"],
settings["dbtabletestprefix"])
print("Connected to database", p.Ready())
t = p.GetTransaction(b"ACCESS SHARE")
if 0:
sio = io.BytesIO()
#enc = pgmap.PyO5mEncode(sio)
enc = pgmap.PyOsmXmlEncode(sio)
print(
t.MapQuery((-1.1473846, 50.7360206, -0.9901428, 50.8649113), 0,
enc))
data = sio.getvalue()
print(len(data), "bytes")
if 1:
osmData = pgmap.OsmData()
objectIds = [1000594005591, 1000595178493, 1000594446551]
t.GetObjectsById("node", pgmap.seti64(objectIds), osmData)
print(len(osmData.nodes))
for i in range(len(osmData.nodes)):
node = osmData.nodes[i]
