def save_direct_trains(start_trains, end_trains): """save direct edges """ direct_plans = [] if len(start_trains) <= len(end_trains): for (k,v) in start_trains.items(): if k in end_trains and v < end_trains[k]: # direct k_train = Train.objects(train_no=k).get() direct_plan = Direct_Plan(v, end_trains[k], k_train) direct_plans.append(direct_plan) else: for (k,v) in end_trains.items(): if k in start_trains and v > start_trains[k]: # direct k_train = Train.objects(train_no=k).get() direct_plan = Direct_Plan(start_trains[k], v, k_train) direct_plans.append(direct_plan) # if direct_plans: return direct_plans
def gettrain(train_code):
#mc_key = md5("stations")
#stations = MC.get(mc_key)
train_code = str.upper(train_code)
train = Train.objects(__raw__={'board_train_code':{'$all':[train_code,]}}).get()
if 'callback' in request.query:
callback = request.query.callback
response.content_type = 'application/javascript'
return callback + '(' + train.to_json() + ');'
else:
response.content_type = 'application/json'
return json.dumps(train.to_dict(), indent=4)
def save_tranfer_one_plans(start_trains, end_trains):
"""save one tranfer plans """
tranfer_one_plans = [] #save tranfer result
trains = lambda train:[(t,train[t.train_no]) for t in Train.objects(__raw__={"train_no":{"$in":train.keys()}})]
start_train_seqs = trains(start_trains)
start_sta_info =lambda d: dict([(s.sta_name, s) for s in d[0].edges if s.seq_no > d[1]]) #s.arrive_time,s.city_same
start_trains_stas_v = map(start_sta_info, start_train_seqs)
end_train_seqs = trains(end_trains)
end_sta_info =lambda d: dict([(s.sta_name, s) for s in d[0].edges if s.seq_no < d[1]])#s.depart_time,s.city_same
end_trains_stas_ev = map(end_sta_info, end_train_seqs)
for i,sl in enumerate(start_trains_stas_v):
set_one = set(sl.keys())
train_one = start_train_seqs[i]
for j,el in enumerate(end_trains_stas_ev):
train_two = end_train_seqs[j]
if len(train_one[0].cross_bureaus) == 1 and len(train_two[0].cross_bureaus) == 1:
break #tranfer is not taking place in two bureau trains
set_two = set(el.keys())
set_union = set_one & set_two
same_city_sta = [(st1,st2) for st1 in set_one - set_union for st2 in set_two - set_union \
if sl[st1].city_same and sl[st1].city_same==el[st2].city_same]
union_sets_sta = []
union_sets_sta = list(set_union)
union_sets_sta.extend(same_city_sta)
if union_sets_sta:
try:
#union_sets_sta_dict = []
#union_sets_sta_dict = zip(union_sets_sta, union_sets_sta)
#union_sets_sta_dict.extend(same_city_sta)
union_sets_connct_time = []
union_sets_connct_time = [connect_time(sl[t].arrive_time, el[t].depart_time) for t in set_union]
union_sets_connct_time.extend([connect_time(sl[t1].arrive_time, el[t2].depart_time) for (t1,t2) in same_city_sta])
except TypeError, e:
print "type error"
except Exception, ex:
print "other error"
#union_sets_all = dict(zip(union_sets_sta,union_sets_connct_time))
#union_sets_filter = sorted(union_sets_all.items(), key=lambda x: x[1])
transit_time = max(union_sets_connct_time)
for i,x in enumerate(union_sets_connct_time):
if x == transit_time and i<len(set_union):
transit_sta = union_sets_sta[i]
transit_sta_seqs = (sl[transit_sta].seq_no, el[transit_sta].seq_no)
tranfer_one = Tranfer_One_Plan(train_one[0],train_one[1], train_two[0],train_two[1], transit_sta_seqs, transit_sta,transit_time)
tranfer_one_plans.append(tranfer_one)
break
elif x == transit_time and i>=len(set_union):
if_city_same = True
transit_stas = union_sets_sta[i]
transit_sta_seqs = (sl[transit_stas[0]].seq_no, el[transit_stas[1]].seq_no)
tranfer_one = Tranfer_One_Plan(train_one[0],train_one[1], train_two[0],train_two[1], transit_sta_seqs, transit_stas,transit_time,if_city_same)
tranfer_one_plans.append(tranfer_one)
break
else:
continue
def save_tranfer_two_plans( start_sta, start_trains_kv, end_sta, end_trains_kv ): """ tranfer two plan includes one direct plan and tranfer one plan """ #results,start_trains,end_trains = save_direct_plans(start_sta, end_sta) direct_train = Train.objects( train_no = start_trains_kv)
