def handleRouteUploadRequest(self, requestparam, rfile, flen):
fname = self.getRequestParam(requestparam, "filename")
AVNLog.debug("route upload request for %s", fname)
if flen > self.MAXROUTESIZE:
raise Exception("route is to big, max allowed filesize %d: " %
self.MAXROUTESIZE)
try:
data = rfile.read(flen)
parser = gpxparser.GPXParser(data)
gpx = parser.parse()
if gpx.routes is None or len(gpx.routes) == 0:
raise "no routes in " + fname
route = gpx.routes[0]
if route is None:
raise Exception("no route found in file")
rinfo = self.routeInfos.get(route.name)
if rinfo is not None:
raise Exception("route with name " + route.name +
" already exists")
rinfo = AVNRouteInfo.fromRoute(route, AVNUtil.utcnow())
self.routeInfos[route.name] = rinfo
self.saveRoute(route)
return
except Exception as e:
raise Exception("exception parsing " + fname + ": " + e.message)
def loadRouteFile(self, filename):
f = open(filename, "r")
gpx_xml = f.read()
f.close()
parser = gpxparser.GPXParser(gpx_xml)
gpx = parser.parse()
if gpx.routes is None or len(gpx.routes) == 0:
raise "no routes in " + filename
return gpx.routes[0]
def fillInfo(self, baseDir):
routeFile = os.path.join(baseDir, self.name)
try:
if os.path.isfile(routeFile):
content = ""
with open(routeFile, "r", encoding='utf-8') as f:
content = f.read()
parser = gpxparser.GPXParser(content)
gpx = parser.parse()
if gpx.routes is None or len(gpx.routes) == 0:
AVNLog.error("no routes in %s", routeFile)
else:
route = gpx.routes[0]
self.numpoints = len(route.points)
self.length = route.length() / AVNUtil.NM
except Exception as e:
AVNLog.error("error when parsing route %s: %s", routeFile, str(e))