def apply_entry_then_clause(self, then_clauses, entry_location, entry_time,
train_locations, potential_entry):
# TODO refactor this method and apply_locations_then_clause to use common code.
for clause in then_clauses:
if 'entry_point' in clause:
potential_entry = clause['entry_point']
if 'entry_time' in clause:
if re.match('\\d{4}', clause['entry_time']) is not None:
entry_time = clause['entry_time']
else:
entry_time = self.determine_entry_time_from_location(
clause['entry_time'], train_locations, entry_time)
if 'remove_1st_of' in clause:
for l_to_remove in clause['remove_1st_of']:
train_locations = self.remove_nth_location(
common.find_readable_location(l_to_remove,
self.locations_map), 1,
train_locations)
if 'remove_all_of' in clause:
for l_to_remove in clause['remove_all_of']:
train_locations = self.remove_all_of_location(
common.find_readable_location(l_to_remove,
self.locations_map),
train_locations)
if 'modify_location' in clause:
train_locations = self.modify_location(
clause['modify_location'], train_locations)
if 'remove_props_from_location' in clause:
train_locations = self.remove_props_from_location(
clause['remove_props_from_location'], train_locations)
return [
potential_entry, entry_time,
'templates/timetables/defaultTimetable.txt', train_locations
]
def modify_location(self, location_modifications, train_locations):
location_modifications_copy = location_modifications.copy()
if 'location' in location_modifications_copy:
readable_l = common.find_readable_location(
location_modifications_copy.pop('location'),
self.locations_map)
for l in train_locations:
if l['location'] == readable_l:
for prop in location_modifications_copy:
l[prop] = location_modifications[prop]
elif 'new_location' in location_modifications_copy:
new_readable_l = common.find_readable_location(
location_modifications_copy.pop('new_location'),
self.locations_map)
old_readable_l = common.find_readable_location(
location_modifications_copy.pop('old_location'),
self.locations_map)
for l in train_locations:
if l['location'] == old_readable_l:
l['location'] = new_readable_l
for prop in location_modifications_copy:
l[prop] = location_modifications[prop]
return train_locations
def is_location_at_index(self, location_name, index, train_locations):
if index > len(train_locations) - 1:
return False
return train_locations[index][
'location'] == common.find_readable_location(
location_name, self.locations_map)
def remove_props_from_location(self, location_with_props, train_locations):
readable_l = common.find_readable_location(
location_with_props['location'], self.locations_map)
for l in train_locations:
if l['location'] == readable_l:
for prop in location_with_props['props']:
l.pop(prop)
return train_locations
def determine_entry_time_from_location(self, location_name,
train_locations, entry_time):
readable_l_name = common.find_readable_location(
location_name, self.locations_map)
if readable_l_name == '':
return entry_time
for l in train_locations:
if l['location'] == readable_l_name:
if 'dep' in l:
return l['dep']
if 'arr' in l:
return l['arr']
return entry_time
def apply_locations_then_clause(self, then_clauses, train_locations):
for clause in then_clauses:
if 'remove_1st_of' in clause:
for l_to_remove in clause['remove_1st_of']:
train_locations = self.remove_nth_location(
common.find_readable_location(l_to_remove,
self.locations_map), 1,
train_locations)
if 'remove_all_of' in clause:
for l_to_remove in clause['remove_all_of']:
train_locations = self.remove_all_of_location(
common.find_readable_location(l_to_remove,
self.locations_map),
train_locations)
if 'modify_location' in clause:
train_locations = self.modify_location(
clause['modify_location'], train_locations)
if 'remove_props_from_location' in clause:
train_locations = self.remove_props_from_location(
clause['remove_props_from_location'], train_locations)
return train_locations
def are_x_y_concurrent(self, location1, location2, train_locations):
"""
Returns index of location 1 if condition satisfied, o.w. will return -1
"""
readable_l1 = common.find_readable_location(location1,
self.locations_map)
readable_l2 = common.find_readable_location(location2,
self.locations_map)
if any(readable_l1 == l['location']
for l in train_locations) is False or any(
readable_l2 == l['location']
for l in train_locations) is False:
return -1
for i in range(len(train_locations) - 1):
if train_locations[i][
'location'] == readable_l1 and train_locations[
i + 1]['location'] == readable_l2:
return i
return -1
def remove_nth_location(self, location_to_remove, nth_time,
train_locations):
standard_location_to_remove = common.find_readable_location(
location_to_remove, self.locations_map)
count_times_seen = 0
new_locations = train_locations.copy()
for i in range(len(train_locations)):
if train_locations[i]['location'] == standard_location_to_remove:
count_times_seen += 1
if count_times_seen == nth_time:
new_locations.pop(i)
return new_locations
return new_locations
def x_before_y(self, x, y, train_locations):
"""
Will return none if cant find either in locations.
Will return false if same location.
"""
x_readable = common.find_readable_location(x, self.locations_map)
y_readable = common.find_readable_location(y, self.locations_map)
x_pos = -1
y_pos = -1
for i in range(len(train_locations)):
if train_locations[i]['location'] == x_readable:
x_pos = i
if train_locations[i]['location'] == y_readable:
y_pos = i
if x_pos == -1 or y_pos == -1:
print('One of values not in locations')
return None
return x_pos < y_pos
def is_condition_met(self, condition, entry_point, train_locations):
if 'entry_point' in condition:
c_entry = condition['entry_point']
if c_entry[0] == '!':
return c_entry[1:] != entry_point
return c_entry == entry_point
if 'location' in condition:
condition['location'] = common.find_readable_location(
condition['location'], self.locations_map)
for location in train_locations:
if all(
self.is_property_in_condition_satisfied(
prop, condition[prop], location)
for prop in condition) is True:
return True
return False
def get_entry_location_in_train_locs(self, potential_entry,
train_locations):
"""
Returns an associated entry location name if found.
"""
if potential_entry is not None:
tiploc_for_entry = self.entry_points_map[potential_entry][
'assoc_sim_location']
readable_entry_name = common.find_readable_location(
tiploc_for_entry, self.locations_map)
entry_location = self.get_entry_location_in_list(
readable_entry_name, train_locations)
if entry_location is not None:
return entry_location['location']
return None
def x_after_time(self, x, time, train_locations):
"""
Will return false if cant find x in locations.
Will return false if same time.
"""
x_readable = common.find_readable_location(x, self.locations_map)
x_time = None
for l in train_locations:
if l['location'] == x_readable:
if 'dep' in l:
x_time = l['dep']
elif 'arr' in l:
x_time = l['arr']
if x_time is None:
return False
time_as_num = float(time)
return time_as_num < float(x_time)
def convert_train_locations(initial_locations: list, location_maps: list,
source_location: str) -> list:
"""
:param initial_locations: the list of locations scraped from source.
:param location_maps: the entry and sim location maps
:param source_location: used if we have times spanning more than one day.
:return: [ readable list of locations on sim, the potential entry point for the train ]
"""
# get the map of sim locations
[entry_points, locations_map] = location_maps
# create list of entry point names
list_of_entry_points = []
for entry_point in entry_points:
for elt in entry_points[entry_point]['readable_names']:
list_of_entry_points.append(elt)
if entry_points[entry_point]['assoc_sim_location'] is not None:
list_of_entry_points.append(
entry_points[entry_point]['assoc_sim_location'])
# for each location check if potential entry point then check if in locations (both sides)
potential_entry_point = None
potential_entry_time = None
new_locations = []
for location in initial_locations:
if 'Activities' in location:
if 'Stops to change trainmen' in location['Activities']:
location['activities'] = [["crewChange", None]]
if location[
'Location'] in list_of_entry_points and potential_entry_point is None:
for entry_point in entry_points.keys():
if location['Location'] in entry_points[entry_point]['readable_names'] or \
(entry_points[entry_point]['assoc_sim_location'] is not None and
location['Location'] in entry_points[entry_point]['assoc_sim_location']):
potential_entry_point = entry_point
if 'dep' in location:
potential_entry_time = location['dep']
elif 'arr' in location:
potential_entry_time = location['arr']
# check l keys
loc = common.find_readable_location(location['Location'],
locations_map)
if loc != '':
location['location'] = loc
new_locations.append(location)
location.pop('Location')
continue
# check l values
loc = common.find_tiploc_for_location(location['Location'],
locations_map)
if loc != '':
location['location'] = locations_map[loc]
location.pop('Location')
new_locations.append(location)
continue
if times_span_multiple_days(new_locations) is True:
readable_source_location = common.find_readable_location(
source_location, locations_map)
location_on_day = list(
filter(lambda x: x['location'] == readable_source_location,
new_locations))[0]
if do_times_cross_midnight(new_locations[0], location_on_day):
new_locations = remove_locations_before_0000(new_locations)
elif do_times_cross_midnight(location_on_day, new_locations[-1]):
new_locations = add_time_to_locations_after_0000(new_locations)
return [new_locations, potential_entry_point, potential_entry_time]
def remove_all_of_location(self, location_to_remove, train_locations):
standard_location_to_remove = common.find_readable_location(
location_to_remove, self.locations_map)
return list(
filter(lambda x: x['location'] != standard_location_to_remove,
train_locations))