def randomSearch(self):
meta = rTree.getMeta()
if meta is None :
return None
rtree = rTree.RTree(None, None)
# just a random example for now
e = rTree.Entry(rTree.Rect([-91.09, 45.15],[-90.07, 46.16]))
l = rtree.search(e)
print "number of search results : ", len(l) , " "
if len(l) > 0 :
print l[0].I.boundingBoxMin, l[0].I.boundingBoxMax, l[0].nodeId
print "Number of entries in tree: ", rTree.countEntries(rtree.root)
def post(self):
showBulk = "invisible"
msg = "No bulk loading to do"
meta = rTree.getMeta()
rtData = memcache.get("rtree")
where = self.request.get('upTo')
if meta is None or memcache.get("complete") is None:
fn = "RTree.pickled.top"
try :
f = open("RTree.pickled")
fn = "RTree.pickled"
f.close()
except :
pass
#fn = "CaStreet.ascii.10k" #"USclpoint.fnl"
if rtData is not None :
rtree = cPickle.loads(rtData)
else :
rtree = bulkRTree.insertFromPickle(fn)
print "Now saving to database."
i = 0
j = 0
howMany = 20
if where == "" :
where = 0
else :
where = int(where)
upTo = min(len(rtree.root.entries), where+howMany)
for current in range(where, upTo): #e in rtree.root.entries :
e = rtree.root.entries[current]
if (type(e.child) == str) :
f = open("RTree.pickled."+str(current))
e.child = cPickle.load(f)
f.close()
decends = False
for en in e.child.entries :
if type(en.child) == str :
decends = True
f = open(en.child)
en.child = cPickle.load(f)
f.close()
en.child = rtree.depthSaveTree(en.child)
if decends :
rtree.root.entries[current].child = e.child.save()
else :
rtree.root.entries[current].child = rtree.depthSaveTree(e.child)
i+=1
memcache.delete("rtree")
memcache.add("rtree", cPickle.dumps(rtree))
if (upTo == len(rtree.root.entries)):
rtree.rootKey = rtree.root.save()
rtree.save()
msg = "RTree bulk loading completed."
memcache.add("complete", "true")
ec = rTree.countEntries(rtree.root)
print ec
else :
perc = int(100.0/len(rtree.root.entries) * upTo)
msg = "RTree bulk loading: "+str(perc)+" % completed... "
js = {"upTo":str(upTo), "msg":msg}
self.response.out.write(simplejson.dumps(js))
return
else :
print msg
template_values = {'id': self.request.get('client_id'), 'token': self.request.get('server_token'), 'showBulk': showBulk,'message':msg}
template = JINJA_ENVIRONMENT.get_template('index.html')
self.response.out.write(template.render(template_values))
