def post(self):
# array of time strings: "08:00 AM"
bannedTimes = json.loads(self.request.get('bannedTimes'))
# array of all bannedDays checkboxes (booleans)
bannedDays = json.loads(self.request.get('bannedDays'))
badIvals = []
# each 2 time strings corresponds to 5 bannedDays checkboxes
for dayBools, times in zip(misc.iterGroups(bannedDays, 5), misc.iterGroups(bannedTimes, 2)):
badIvals += parseJSInterval(times, dayBools)
subCodes = json.loads(self.request.get('subCodes'))
nums = json.loads(self.request.get('nums'))
curCRNs = json.loads(self.request.get('curCRNs'))
classes = [t + (year, season) for t in zip(subCodes, nums)]
try:
clsToSections = courses.planSchedule(classes, badIvals, curCRNs)
except:
self.response.out.write(json.dumps({}))
else:
for cls, sections in clsToSections.items():
clsToSections[cls[0] + ' ' + str(cls[1])] = sections
del clsToSections[cls]
for sec in sections:
sec['Intervals'] = [courses.reprInterval(i) for i in sec['Intervals']]
self.response.out.write(json.dumps(clsToSections))
def strToIntervals(s):
"""
Given a string of days and time intervals in the following format, return a
list of 5-tuples: (day index, start hour, start min, end hour, end min).
>>> strToIntervals('MTW 10 10:50 11:00 11:50')
[(0, 10, 0, 10, 50), (0, 11, 0, 11, 50), (1, 10, 0, 10, 50), (1, 11, 0, 11, 50), (2, 10, 0, 10, 50), (2, 11, 0, 11, 50)]
"""
def getTimeTup(s):
return tuple(int(t) for t in s.split(":")) if ":" in s else (int(s), 0)
parts = s.lower().split()
days = parts[0]
timeIntervals = misc.iterGroups(parts[1:], 2)
ivals = []
for day, (startTime, endTime) in itertools.product(days, timeIntervals):
ivals.append((DAYS.index(day.lower()),) + getTimeTup(startTime) + getTimeTup(endTime))
return ivals