def tile(self):
z = 11
x = randint(496,523)
y = randint(772,797)
try:
z,x,y = map(int,[z,x,y])
tid = "t:%s:%d+%d+%d"%(self.ts.shpfile,z,x,y)
tile = Tile.get_by_key_name(tid)
if tile:
self._tile = tile
return tile
else:
shpfile = memcache.get(self.ts.shpfile.encode('utf8'))
if not shpfile:
shpfile = Shapefile.get_by_key_name(self.ts.shpfile)
memcache.set(self.ts.shpfile.encode('utf8'),shpfile)
typ,dat = shpfile.raw_tile(x,y,z)
tile = Tile(tid)
tile.typ = typ
tile.dat = str(dat)
tile.put()
self._tile = tile
return tile
except:
raise
return False
return False
def get_tile(self,z,x,y):
tid = "t:%s:%d+%d+%d"%(self.ts.name,z,x,y)
tile = memcache.get(tid)
if tile is not None:
self._tile = tile
return True
tile = Tile.get_by_key_name(tid)
if tile:
#if tile.typ == 'B':
# tile.delete()
# return False
#if not memcache.add(tid, tile):
# logging.error("Memcache set failed [ %s ]"%tid)
self._tile = tile
return True
return False
def tile(self):
if self._tile and not self._get_raw:
return self._tile
if not self.ts:
return False
get = self.request.REQUEST.get
x = get('x')
y = get('y')
z = get('z')
b = True
if get('b',-1) == '0':
b = False
if not (x and y and z):
return False
try:
z,x,y = map(int,[z,x,y])
if self._get_raw:
shpfile = Shapefile.get_by_key_name(self.ts.shpfile)
png = shpfile.raw_png(x,y,z,border=b)
return png
if b:
tid = "t:%s:%d+%d+%d"%(self.ts.shpfile,z,x,y)
else:
tid = "u:%s:%d+%d+%d"%(self.ts.shpfile,z,x,y)
tile = Tile.get_by_key_name(tid)
if tile:
self._tile = tile
return tile
else:
logger.info("Creating tile x%d,y%d,z%d of %s"%(x,y,z,tid))
shpfile = memcache.get(self.ts.shpfile.encode('utf8'))
if not shpfile:
shpfile = Shapefile.get_by_key_name(self.ts.shpfile)
memcache.set(self.ts.shpfile.encode('utf8'),shpfile)
typ,dat = shpfile.raw_tile(x,y,z,border=b)
tile = Tile(tid)
tile.typ = typ
tile.dat = str(dat)
tile.put()
self._tile = tile
return tile
except:
logger.error("Exception occured while Getting or Creating Tile (x%d,y%d,z%d)"%(x,y,z))
return False
return False
