def get(term):
language = utils.get_language()
key = 'places_' + language
places = memcache.get(key) #@UndefinedVariable
if places == None:
attractions = [x for x in db.GqlQuery("SELECT * FROM Attraction LIMIT 1000")]
for x in attractions:
x.place_type = 'airport' if x.name.find('Airport') > 0 else 'sight'
if language == 'ru' and x.name_rus != None:
x.name_local = x.name_rus
else:
x.name_local = x.name
hotels = get_hotels()
places = attractions + hotels
memcache.add(key, places, 24*60*60) #@UndefinedVariable
if term != None and term != '':
result = [x for x in places if (x.name != None and x.name.lower().startswith(term.lower()))
or (x.name_rus != None and x.name_rus.lower().startswith(term.lower()))]
if len(result) < 10:
result.extend([x for x in places if (x.name != None and x.name.lower().find(term.lower()) > 0)
or (x.name_rus != None and x.name_rus.lower().find(term.lower()) > 0)])
return result
else:
return places
def load(start_location, end_location):
language = utils.get_language()
key = 'rusbus_' + start_location.to_url_param() + '_' + end_location.to_url_param() + '_' + language
data = memcache.get(key) #@UndefinedVariable
if data != None:
return data
existing_cookie_used = True
cookie_key = 'rusbus_cookie'
cookie_header = memcache.get(cookie_key) #@UndefinedVariable
opener = urlopener.URLOpener('spb.rusavtobus.ru', cookie_header)
if cookie_header is None:
logging.info('RusAvtobus: starting session')
start_session(opener)
existing_cookie_used = False
data = retrieve(opener, start_location, end_location, language, key)
if data is None and existing_cookie_used:
# existing cookie might have expired, try with new one
logging.warn('RusAvtobus: existing session expired, starting new session')
existing_cookie_used = False
opener = urlopener.URLOpener('spb.rusavtobus.ru')
start_session(opener)
data = retrieve(opener, start_location, end_location, language, key)
if data is not None and not existing_cookie_used:
memcache.add(cookie_key, opener.cookie_header, 60*60) #@UndefinedVariable
if data is None:
logging.error('RusAvtobus did not retrieve data')
else:
memcache.add(key, data) #@UndefinedVariable
return data
def get_walking_step(start_location, end_location, end_name = None):
step = None
direct_distance = estimate_distance(start_location, end_location)
if direct_distance > 150:
language = utils.get_language()
params = {
'origin': start_location.to_url_param(),
'destination': end_location.to_url_param(),
'sensor' : 'false',
'mode': 'walking',
'language' : language
}
url = 'http://maps.google.com/maps/api/directions/json?' + urllib.urlencode(params)
result = urlfetch.fetch(url)
if result.status_code == 200:
route = json.loads(result.content)
if route['status'] == 'OVER_QUERY_LIMIT':
logging.warn('OVER_QUERY_LIMIT while fetching walking directions')
elif route['status'] == 'ZERO_RESULTS':
# no route found
pass
else:
instructions = []
duration = 0
distance = 0
for leg in route['routes'][0]['legs']:
for leg_step in leg['steps']:
instructions.append(clean_walk_direction(utils.remove_html_tags(leg_step['html_instructions'])))
duration += int(leg_step['duration']['value'])
distance += int(leg_step['distance']['value'])
step = common.RouteStep()
step.direction = ', '.join(instructions)
step.duration = int(duration / 60)
step.distance = distance
else:
logging.warn('Walking route failed: ' + str(result.status_code))
if step == None: #google not needed or failed
step = common.RouteStep()
step.distance = estimate_distance(start_location, end_location) * 1.4
step.duration = int(step.distance / 80 + 0.5)
if end_name != None:
walk_text = _('Walk to') + ' ' + end_name
if step.direction != None:
step.direction = walk_text + ': ' + step.direction
else:
step.direction = walk_text
elif step.direction == None:
step.direction = _('Walk') + ' ' + utils.distance_to_string(step.distance)
step.transport = None # walk
step.start_location = start_location
step.end_location = end_location
step.has_map = True
return step
def get_hotels():
language = utils.get_language()
key = 'hotels_' + language
hotels = memcache.get(key) #@UndefinedVariable
if hotels == None:
hotels = [x for x in db.GqlQuery("SELECT * FROM Hotel LIMIT 1000")]
for x in hotels:
x.place_type = 'hotel'
if language == 'ru' and x.name_rus != None and x.name_rus != '':
x.name_local = x.name_rus
else:
x.name_local = x.name
memcache.add(key, hotels, 24*60*60) #@UndefinedVariable
return hotels
def get_transit_route(start_location, end_location, engine = 'o', force = ''):
language = utils.get_language()
key = 'route_' + start_location.to_url_param() + '_' + end_location.to_url_param() + '_' + engine + '_' + language + '_' + force
data = memcache.get(key) #@UndefinedVariable
if data != None:
return data
distance = estimate_distance(start_location, end_location)
if distance != None and distance < 2000:
walk_route = get_walking_route(start_location, end_location)
if walk_route != None and walk_route.get_duration() < 30:
memcache.add(key, walk_route, 60*60) #@UndefinedVariable
return walk_route
subway_route = None
if engine == 'o' or engine == 's':
subway_route = get_subway_route(start_location, end_location)
if subway_route != None and distance > 5000:
memcache.add(key, subway_route, 60*60) #@UndefinedVariable
return subway_route
routes = []
if engine == 'o' or engine == 'r':
routes = get_rusavtobus_routes(start_location, end_location)
if engine == 'g' or routes is None or len(routes) == 0:
routes = get_google_routes(start_location, end_location)
if subway_route != None:
routes.append(subway_route)
if force.find('train') >= 0:
routes_with_train = [x for x in routes if x.has_transport('Train')]
if len(routes_with_train) > 0:
routes = routes_with_train
if force.find('nosharetaxi') >= 0:
routes_without_sharetaxi = [x for x in routes if not x.has_transport('Share taxi')]
if len(routes_without_sharetaxi) > 0:
routes = routes_without_sharetaxi
if len(routes) > 0:
route_optimal = min(routes, key=lambda x: x.get_cost())
memcache.add(key, route_optimal, 60*60) #@UndefinedVariable
return route_optimal
def get_subway_route(start_location, end_location):
language = utils.get_language()
route = router.get_route(start_location, end_location)
if route == None:
return None
steps = []
for leg in route:
step = common.RouteStep()
step.duration = int((sum([x.distance for x in leg.steps[1:]]) + 30) / 60)
step.start_location = common.GeoPoint(leg.steps[0].station.lat, leg.steps[0].station.lng)
step.end_location = common.GeoPoint(leg.steps[-1].station.lat, leg.steps[-1].station.lng)
step.start_name = leg.steps[0].station.name if language != 'ru' else leg.steps[0].station.name_rus
step.end_name = leg.steps[-1].station.name if language != 'ru' else leg.steps[-1].station.name_rus
step.transport = common.Transport(leg.transport, str(leg.line), stops = len(leg.steps) - 1)
step.has_map = True
steps.append(step)
route = common.Route(steps)
process_transit_route(start_location, end_location, route)
if route.get_walk_duration() < 40:
return route
def clean_walk_direction(direction):
language = utils.get_language()
result = direction
if language != 'ru':
result = translit.translify(result)
return result.replace(_('/M10'), '').replace(_('/M18'), '')
def process_transit_route(start_location, end_location, route):
language = utils.get_language()
# Add end walk
end_walk = get_walking_step(route.directions[-1].end_location, end_location)
if end_walk.duration > 0:
route.directions.append(end_walk)
first_subway = True
index = 0
while index < len(route.directions) and index < 100:
step = route.directions[index]
previous_step = route.directions[index - 1] if index > 0 else None
next_step = route.directions[index + 1] if index < len(route.directions) - 1 else None
if step.transport != None:
if step.transport.is_train():
station = router.resolve_name(step.start_name, 'Train', step.start_location)
if station != None:
step.start_name = station.name_rus if language == 'ru' else station.name
step.transport.start_code = station.name_rus
step.start_location.lat = station.lat
step.start_location.lng = station.lng
station = router.resolve_name(step.end_name, 'Train', step.end_location)
if station != None:
step.end_name = station.name_rus if language == 'ru' else station.name
step.transport.end_code = station.name_rus
step.end_location.lat = station.lat
step.end_location.lng = station.lng
if not step.transport.is_subway() or first_subway:
from_location = previous_step.end_location if previous_step != None else start_location
tostop_walk = get_walking_step(from_location, step.start_location,
_(step.transport.type).lower() + ' ' + _('stop') + ' ' + step.start_name)
route.directions.insert(index, tostop_walk)
index += 1
if step.transport.is_train():
new_step = common.RouteStep(_('Buy the train tickets to') + ' ' + step.end_name + ', ' + _('wait for the train'),
15, '', common.Transport('Train', price = step.transport.price))
route.directions.insert(index, new_step)
index += 1
step.transport.price = None
if step.transport.is_subway():
if first_subway:
new_step = common.RouteStep(_('Enter subway station') + ' ' + utils.subway_color(step.start_name, step.transport.line_number) + ' (' + _('buy the tokens if needed') + ')',
5, utils.duration_to_string(5) + ', ' + utils.price_to_string(27), common.Transport('Subway', price = 27))
else:
to_text = _('Change to') + ' ' + utils.subway_color(_('line') + ' ' + str(step.transport.line_number), step.transport.line_number) + ' ' + _('station') + ' ' + utils.subway_color(step.start_name, step.transport.line_number)
new_step = common.RouteStep(to_text, 4, utils.duration_to_string(4))
route.directions.insert(index, new_step)
index += 1
step.transport.price = None
first_subway = False
if step.transport.stops == 0:
route.directions.remove(step)
continue
# Set price for land transport
if step.transport.type in ['Bus', 'Trolleybus', 'Tram']:
step.transport.price = 23
elif step.transport.type in ['Share taxi']:
step.transport.price = 35
# Make trolleybus less optimistic
if step.transport.type == 'Trolleybus':
step.duration *= 1.4
# Add 3/4 of service interval duration
if not step.transport.is_subway():
if step.transport.interval != None:
step.duration += step.transport.interval * 3 / 4
else:
step.duration += get_default_service_interval(step.transport) * 3 / 4
# Do not show the map for change walks inside subway
if step.is_walk() and previous_step != None and next_step != None and \
previous_step.is_subway() and next_step.is_subway():
step.duration = 4 # subway change is 4 minutes
else:
step.has_map = step.start_location != None and step.end_location != None
if step.transport != None:
if step.is_subway():
step.direction = _(step.transport.type) + ': ' + utils.subway_color(_('line') + ' ' + step.transport.line_number, step.transport.line_number) + \
' ' + _('to') + ' ' + utils.subway_color(step.end_name, step.transport.line_number)
elif step.transport.is_train():
step.direction = _(step.transport.type) + ' ' + _('to') + ' ' + step.end_name
else:
step.direction = _(step.transport.type) + ' ' + step.transport.line_number + ' ' + _('to') + ' ' + step.end_name
# Improve walk to direction
if step.is_walk() and next_step != None and not next_step.is_walk():
stop_text = _('station') if next_step.is_subway() else _('stop')
step.direction = step.direction.replace(_('Walk to') + ' ', _('Walk to') + ' ' + _(next_step.transport.type).lower() + ' ' + stop_text + ' ')
index += 1
# Find all subways
subways = [step for step in route.directions if step.is_subway() and step.direction != None]
if len(subways) > 0:
# Add 4 minutes to exit subway
subways[-1].direction += ', ' + _('leave the subway')
subways[-1].duration += 4
def do_about(request, response):
view.to_html(None, 'about' if utils.get_language() != 'ru' else 'about_ru', request, response)
def do_booking(request, response):
view.to_html(None, 'booking' if utils.get_language() != 'ru' else 'booking_ru', request, response)
def place_name_local(self):
return self.place_name_rus if utils.get_language() == 'ru' else self.place_name
def hotel_name_local(self):
return self.hotel_name_rus if utils.get_language() == 'ru' and self.hotel_name != '' else self.hotel_name
def get_language_link(path):
language = utils.get_language()
name = _('EnglishRu') if language == 'ru' else _('RussianEn')
code = 'en' if language == 'ru' else 'ru'
lang_path = path.replace('/' + language, '/' + code)
return '<a class="language" href="' + lang_path + '">' + name + '</a>'
def address_local(self):
return self.address_rus if utils.get_language() == 'ru' else self.address
