def route_headway(request, code):
"""
Given a route code, gets the current frequency of the buses at the current time.
"""
route = get_object_or_404(Route, code=code)
import datetime
current_time = datetime.datetime.now()
day = current_time.isoweekday()
scheds = []
for rs in RouteSchedule.objects.filter(unique_route__route=route):
# if holiday schedule,
# if 8 in SCHED[rs.schedule_type]:
# if Holiday.objects.filter(date=current_time)
# read route schedule and return headway for time period
if day in SCHED[rs.schedule_type]:
scheds.append(rs)
#(s.first_from if s.first_from < s.first_to else s.first_to)
TIMESPANS = ((None,"06:59:59"),
("07:00:00","10:59:59"),
("11:00:00","16:59:59"),
("17:00:00","19:59:59"),
("20:00:00", None))
freqs=[]
from gtfs.gtfs_export import time_of
for s in scheds:
t = TIMESPANS
if current_time.time() < time_of(t[0][1]): freqs.append(s.headway1)
if current_time.time() < time_of(t[1][1]) and current_time.time() > time_of(t[0][1]): freqs.append(s.headway2)
if current_time.time() < time_of(t[2][1]) and current_time.time() > time_of(t[1][1]): freqs.append(s.headway3)
if current_time.time() < time_of(t[3][1]) and current_time.time() > time_of(t[2][1]): freqs.append(s.headway4)
if current_time.time() > time_of(t[0][1]): freqs.append(s.headway5)
avg = float(sum(freqs)/len(freqs))
frequencies = [x for x in freqs if x!=0]
return render_to_json_response(
{
'route': route.get_dict(),
'frequency': str(min(frequencies)) + "-" + str(max(frequencies)) if min(frequencies)!=max(frequencies) else str(max(frequencies))
#'scheds': [ (s.headway1, s.headway2, s.headway3, s.headway4, str(s.unique_route) ) for s in scheds]
})
def route_headway(request, code):
"""
Given a route code, gets the current frequency of the buses at the current time.
"""
route = get_object_or_404(Route, code=code)
import datetime
current_time = datetime.datetime.now()
day = current_time.isoweekday()
scheds = []
for rs in RouteSchedule.objects.filter(unique_route__route=route):
# if holiday schedule,
# if 8 in SCHED[rs.schedule_type]:
# if Holiday.objects.filter(date=current_time)
# read route schedule and return headway for time period
if day in SCHED[rs.schedule_type]:
scheds.append(rs)
#(s.first_from if s.first_from < s.first_to else s.first_to)
TIMESPANS = ((None,"06:59:59"),
("07:00:00","10:59:59"),
("11:00:00","16:59:59"),
("17:00:00","19:59:59"),
("20:00:00", None))
freqs=[]
from gtfs.gtfs_export import time_of
for s in scheds:
t = TIMESPANS
if current_time.time() < time_of(t[0][1]): freqs.append(s.headway1)
if current_time.time() < time_of(t[1][1]) and current_time.time() > time_of(t[0][1]): freqs.append(s.headway2)
if current_time.time() < time_of(t[2][1]) and current_time.time() > time_of(t[1][1]): freqs.append(s.headway3)
if current_time.time() < time_of(t[3][1]) and current_time.time() > time_of(t[2][1]): freqs.append(s.headway4)
if current_time.time() > time_of(t[0][1]): freqs.append(s.headway5)
avg = float(sum(freqs)/len(freqs))
frequencies = [x for x in freqs if x!=0]
return render_to_json_response(
{
'route': route.get_dict(),
'frequency': str(min(frequencies)) + "-" + str(max(frequencies)) if min(frequencies)!=max(frequencies) else str(max(frequencies))
#'scheds': [ (s.headway1, s.headway2, s.headway3, s.headway4, str(s.unique_route) ) for s in scheds]
})
def headways(self, t=None):
# get time to be retrieved for
if not t:
t = datetime.datetime.now()
day = t.isoweekday()
# get the routeschedules for the route
scheds = []
for rs in RouteSchedule.objects.filter(unique_route__route=self):
# if holiday schedule,
# if 8 in SCHED[rs.schedule_type]:
# if Holiday.objects.filter(date=t)
# read route schedule and return headway for time period
if day in SCHED[rs.schedule_type]:
scheds.append(rs)
#(s.first_from if s.first_from < s.first_to else s.first_to)
TIMESPANS = ((None,"06:59:59"),
("07:00:00","10:59:59"),
("11:00:00","16:59:59"),
("17:00:00","19:59:59"),
("20:00:00", None))
freqs=[]
for s in scheds:
foo =s
tspan = TIMESPANS
if (t.time() > s.first_from or t.time() > s.first_to) and t.time() < time_of(tspan[0][1]): freqs.append(s.headway1)
if t.time() < time_of(tspan[1][1]) and t.time() > time_of(tspan[1][0]): freqs.append(s.headway2)
if t.time() < time_of(tspan[2][1]) and t.time() > time_of(tspan[2][0]): freqs.append(s.headway3)
if t.time() < time_of(tspan[3][1]) and t.time() > time_of(tspan[3][0]): freqs.append(s.headway4)
if (t.time() < s.last_from or t.time() < s.last_to) and t.time() > time_of(tspan[4][0]): freqs.append(s.headway5)
#avg = float(sum(freqs)/len(freqs))
if not freqs:
return None
frequencies = [x for x in freqs if x!=0]
return str(min(frequencies)) + "-" + str(max(frequencies)) if min(frequencies)!=max(frequencies) else str(max(frequencies))
def headways(self, t=None):
"""
Gives the frequencies of a bus route.
route.headways() - For current time
route.headways(t) - For frequencies at given a day and time, t should be a datetime.datetime() object
"""
# get time to be retrieved for
if not t:
t = datetime.datetime.now()
day = t.isoweekday()
# get the routeschedules for the route
scheds = []
#unrs = list(UniqueRoute.objects.filter(route=self))
#rss = []
#for unr in unrs:
# rss.extend(list(RouteSchedule.objects.filter(unique_route__route=self)))
#print "Rss: ", len(rss)
for rs in RouteSchedule.objects.filter(unique_route__route=self):
# if holiday schedule,
# if 8 in SCHED[rs.schedule_type]:
# if Holiday.objects.filter(date=t)
# read route schedule and return headway for time period
if day in SCHED[rs.schedule_type]:
scheds.append(rs)
#(s.first_from if s.first_from < s.first_to else s.first_to)
TIMESPANS = ((None,"06:59:59"),
("07:00:00","10:59:59"),
("11:00:00","16:59:59"),
("17:00:00","19:59:59"),
("20:00:00", None))
freqs=[]
if not scheds:
return "Its empty!"
for sch in scheds:
# Error checking for valid start and stop times.
# if neither of the start times are mentioned, use 5:00
if not sch.first_from and sch.first_to:
sch.first_from=sch.first_to=datetime.time(5,0)
# if neither of the end times are mentioned, use 11:59 pm
if not sch.last_from and sch.last_to:
sch.last_from=sch.last_to=datetime.time(23,59)
tspan = TIMESPANS
if (t.time() > sch.first_from or t.time() > sch.first_to) and t.time() < time_of(tspan[0][1]): freqs.append(sch.headway1)
if t.time() < time_of(tspan[1][1]) and t.time() > time_of(tspan[1][0]): freqs.append(sch.headway2)
if t.time() < time_of(tspan[2][1]) and t.time() > time_of(tspan[2][0]): freqs.append(sch.headway3)
if t.time() < time_of(tspan[3][1]) and t.time() > time_of(tspan[3][0]): freqs.append(sch.headway4)
if (t.time() < sch.last_from or t.time() < sch.last_to) and t.time() > time_of(tspan[4][0]): freqs.append(sch.headway5)
#avg = float(sum(freqs)/len(freqs))
# check here in case we get empty strings or zeroes cropping up
frequencies = [x for x in freqs if x!=0]
if not frequencies:
return None
return str(min(frequencies)) + "-" + str(max(frequencies)) if min(frequencies)!=max(frequencies) else str(max(frequencies))
def headways(self, t=None):
"""
Gives the frequencies of a bus route.
route.headways() - For current time
route.headways(t) - For frequencies at given a day and time, t should be a datetime.datetime() object
"""
# get time to be retrieved for
if not t:
t = datetime.datetime.now()
day = t.isoweekday()
# get the routeschedules for the route
scheds = []
#unrs = list(UniqueRoute.objects.filter(route=self))
#rss = []
#for unr in unrs:
# rss.extend(list(RouteSchedule.objects.filter(unique_route__route=self)))
#print "Rss: ", len(rss)
for rs in RouteSchedule.objects.filter(unique_route__route=self):
# if holiday schedule,
# if 8 in SCHED[rs.schedule_type]:
# if Holiday.objects.filter(date=t)
# read route schedule and return headway for time period
if day in SCHED[rs.schedule_type]:
scheds.append(rs)
#(s.first_from if s.first_from < s.first_to else s.first_to)
TIMESPANS = ((None, "06:59:59"), ("07:00:00", "10:59:59"),
("11:00:00", "16:59:59"), ("17:00:00", "19:59:59"),
("20:00:00", None))
freqs = []
if not scheds:
return -1
for sch in scheds:
# Error checking for valid start and stop times.
# if neither of the start times are mentioned, use 5:00
if not sch.first_from and sch.first_to:
sch.first_from = sch.first_to = datetime.time(5, 0)
# if neither of the end times are mentioned, use 11:59 pm
if not sch.last_from and sch.last_to:
sch.last_from = sch.last_to = datetime.time(23, 59)
tspan = TIMESPANS
if (t.time() > sch.first_from or t.time() > sch.first_to
) and t.time() < time_of(tspan[0][1]):
freqs.append(sch.headway1)
if t.time() < time_of(tspan[1][1]) and t.time() > time_of(
tspan[1][0]):
freqs.append(sch.headway2)
if t.time() < time_of(tspan[2][1]) and t.time() > time_of(
tspan[2][0]):
freqs.append(sch.headway3)
if t.time() < time_of(tspan[3][1]) and t.time() > time_of(
tspan[3][0]):
freqs.append(sch.headway4)
if (t.time() < sch.last_from or t.time() < sch.last_to
) and t.time() > time_of(tspan[4][0]):
freqs.append(sch.headway5)
#avg = float(sum(freqs)/len(freqs))
# check here in case we get empty strings or zeroes cropping up
frequencies = [x for x in freqs if x != 0]
if not frequencies:
return None
return str(min(frequencies)) + "-" + str(
max(frequencies)) if min(frequencies) != max(frequencies) else str(
max(frequencies))
