MyCity/server_side/api/modules/navigation.py

from flask import Flask, request
from flask_restful import Resource, Api, abort

import requests
import json
import datetime


app = Flask( __name__ )
api = Api( app )



def send_request(url, raw):

	headers = {
		"User-Agent":   "EGO Genel Mudurlugu-EGO Cepte-3.1.0 GT-I9500 7.1.2",
		"Content-Type": "application/x-www-form-urlencoded", "Content-Length": str(len(raw))
	}

	r = requests.post(url, headers=headers, data=raw)
	content = r.content.decode("cp1252")
	replace_chars = {"Ý": "I", "ý": "i", "ð": "g", "þ": "s", "Þ": "S"}

	for key in replace_chars:
		content.replace(key, replace_chars[key])

	content = content.replace("'", '"')
	content = json.loads(content)
	return content


conn1 = send_request(
	'http://88.255.141.70/mbl/android/connect.asp?SID=0.392509188312098&VER=3.1.0&LAN=tr&UID=%7BACB78701'
	'-2727-4E9A-AE62-28491D671A7D%7D-130570234&FNC=Connect',
	"UID=%7BACB78701-2727-4E9A-AE62-28491D671A7D%7D-130570234&UPS=TRUE")
conn2 = send_request(
	'http://88.255.141.66/mbl/android/connect.asp?SID=0.392509188312098&VER=3.1.0&LAN=tr&UID=%7BACB78701'
	'-2727-4E9A-AE62-28491D671A7D%7D-130570234&FNC=Start', "")
bus_data = open("databases/bus.json","r")

bus_json = json.loads(bus_data.read())

routes = bus_json["stops"]
bus_data.close()
print('\n',conn1, '\n\n', conn2, '\n')

def time_diff(t1, t2):
	time1 = datetime.datetime.strptime(t1,"%H:%M")
	time2 = datetime.datetime.strptime(t2,"%H:%M")
	response = ""
	if time2.hour-time1.hour < 10:
		response += "0"
	response += str(time2.hour-time1.hour)
	response += ":"

	if time2.minute-time1.minute < 10:
		response += "0"
	response += str(time2.minute-time1.minute)
	return response


def time_sum(t1,t2):
	time1 = datetime.datetime.strptime(t1,"%H:%M")
	time2 = datetime.datetime.strptime(t2,"%H:%M")
	response = ""
	if time2.hour+time1.hour < 10:
		response += "0"
	response += str(time2.hour+time1.hour)
	response += ":"

	if time2.minute+time1.minute < 10:
		response += "0"
	response += str(time2.minute+time1.minute)
	return response


def get_closest_time(times, time):
	closest = [0, 0]
	for i in times[0]:
		if i.hour < time.hour or (i.hour == time.hour and i.minute-6 < time.minute):
			continue
		else:
			if closest[0] == 0:
				closest[0] = i
				continue
			if abs(i.hour - time.hour) < abs(closest[0].hour - time.hour):
				closest[0] = i
				continue
			elif abs(i.hour - time.hour) == abs(closest[0].hour - time.hour):
				if i.minute - time.minute < closest[0].minute - time.minute:
					closest[0] = i

	if closest[0] == 0:
		return []

	for i in times[1]:
		if i.hour < closest[0].hour or (i.hour == closest[0].hour and i.minute-6 < closest[0].minute):
			continue
		else:
			if closest[1] == 0:
				closest[1] = i
				continue
			if abs(i.hour - time.hour) < abs(closest[1].hour - time.hour):
				closest[1] = i
				continue
			elif abs(i.hour - time.hour) == abs(closest[1].hour - time.hour):
				if i.minute - time.minute < closest[1].minute - time.minute:
					closest[1] = i
	if closest[1] == 0:
		return []
	return [closest[0].strftime("%H:%M"), closest[1].strftime("%H:%M")]




class Transit(Resource):

	def post(self):

		change = False
		args = request.form
		stops_raw = {"user": {}, "dest": {}}
		stops_arr = {"user": {}, "dest": {}}

		url_closestops = "http://88.255.141.66/mbl/android/action.asp?SID=0.392509188312098&VER=3.1.0&LAN=tr&UID" \
			"=%7BACB78701"\
			"-2727-4E9A-AE62-28491D671A7D%7D-130570234&FNC=YakinDuraklar"

		closestops = send_request(url_closestops, "LAT={0}&LNG={1}&MSF=500".format(args["lat_usr"], args["lng_usr"]))
		for stop in closestops["data"][0]["table"]:
			stops_arr["user"][stop["kod"]] = stop["hatlar"].split(",")

		closestops = send_request(url_closestops, "LAT={0}&LNG={1}&MSF=500".format(args["lat_dest"], args["lng_dest"]))
		for stop in closestops["data"][0]["table"]:
			stops_arr["dest"][stop["kod"]] = stop["hatlar"].split(",")

		one_bus = {k.strip():
						[dict({x: n for n in stops_arr["user"] for x in stops_arr["user"][n]})[k],
						 dict({x: n for n in stops_arr["dest"] for x in stops_arr["dest"][n]})[k]]

						for k in(list(set([x for n in stops_arr["user"] for x in stops_arr["user"][n]])
						& set([x for n in stops_arr["dest"] for x in stops_arr["dest"][n]])))}

		travel = {"routes": [], "total":[]}
#		time_cur = datetime.datetime.today().time()
		time_cur =datetime.datetime.strptime("13:00","%H:%M")

		if len(one_bus) > 0:
			for i in one_bus:				
				travel["routes"].append([{"name":i,"stops":[one_bus[i][0],one_bus[i][1]]}])

		else:
			routes_arr = {"user": {}, "dest": {}}
			stopno = {}

			for i in stops_arr["user"]:
				for j in stops_arr["user"][i]:
					routes_arr["user"][j.strip()] = bus_json["stops"][j.strip()]
					stopno[j.strip()] = i

			for i in stops_arr["dest"]:
				for j in stops_arr["dest"][i]:
					routes_arr["dest"][j.strip()] = bus_json["stops"][j.strip()]
					stopno[j.strip()] = i

			for i in routes_arr["user"]:
				for j in routes_arr["user"][i]:
					for k in routes_arr["dest"]:
						for x in routes_arr["dest"][k]:
							if j.strip() == x.strip():
								travel["routes"].append([
									{"name": i.strip(), "stops": [stopno[i.strip()], x.strip()]},
									{"name": k.strip(), "stops": [x.strip(), stopno[k.strip()]]}])
						
		for i in range(len(travel["routes"])):
			for k in range(len(travel["routes"][i])):
				
				url = "http://88.255.141.66/mbl/android/action.asp?SID=0.4474110208361718&VER=3.1.0&LAN=tr&UID"\
					  "=%7BACB78701-2727-4E9A-AE62-28491D671A7D%7D-130570234&FNC=DuraktanGecisSaatleri "
				weekno = datetime.datetime.today().weekday()
				times_anal = [[], []]
				for j in range(2):
					try:
						times_raw = bus_json["times"][travel["routes"][i][k]["name"]]
					except Exception:
						bus_json["times"][travel["routes"][i][k]["name"]] = {}

					try:
						times_raw = bus_json["times"][travel["routes"][i][k]["name"]][travel["routes"][i][k]["stops"][j]]
					except Exception:
						bus_json["times"][travel["routes"][i][k]["name"]][travel["routes"][i][k]["stops"][j]] ={}

					if weekno < 5:
						try:
							weekday = "HAFTA+%C4%B0%C3%87%C4%B0"
							times_raw = bus_json["times"][travel["routes"][i][k]["name"]][travel["routes"][i][k]["stops"][j]]["weekday"]
						except KeyError:
							bus_json["times"][travel["routes"][i][k]["name"]][travel["routes"][i][k]["stops"][j]]["weekday"] = send_request(url, "HAT={0}&DURAK={1}&TUR={2}".format(travel["routes"][i][k]["name"], travel["routes"][i][k]["stops"][j], weekday))["data"][0]["table"]
							times_raw = bus_json["times"][travel["routes"][i][k]["name"]][travel["routes"][i][k]["stops"][j]]["weekday"]
							change = True
					elif weekno == 5:
						try:
							weekday = "CUMARTES%C4%B0"
							times_raw = bus_json["times"][travel["routes"][i][k]["name"]][travel["routes"][i][k]["stops"][j]]["saturday"]
						except KeyError:
							bus_json["times"][travel["routes"][i][k]["name"]][travel["routes"][i][k]["stops"][j]]["saturday"] = send_request(url, "HAT={0}&DURAK={1}&TUR={2}".format(travel["routes"][i][k]["name"], travel["routes"][i][k]["stops"][j], weekday))["data"][0]["table"]
							times_raw = bus_json["times"][travel["routes"][i][k]["name"]][travel["routes"][i][k]["stops"][j]]["saturday"]
							change = True

					else:
						try:
							weekday = "PAZAR"
							times_raw = bus_json["times"][travel["routes"][i][k]["name"]][travel["routes"][i][k]["stops"][j]]["sunday"]
						except KeyError:
							bus_json["times"][travel["routes"][i][k]["name"]][travel["routes"][i][k]["stops"][j]]["sunday"] = send_request(url, "HAT={0}&DURAK={1}&TUR={2}".format(travel["routes"][i][k]["name"], travel["routes"][i][k]["stops"][j], weekday))["data"][0]["table"]
							times_raw = bus_json["times"][travel["routes"][i][k]["name"]][travel["routes"][i][k]["stops"][j]]["sunday"]
							change = True


					for time in times_raw:
						times_anal[j].append(datetime.datetime.strptime("{0}:{1}".format(time["saat"], time["dakika"]), "%H:%M"))
				closest_times = get_closest_time([times_anal[0], times_anal[1]], time_cur)
				travel["routes"][i][k]["time"] = closest_times

		empty = []
		for i in range(len(travel["routes"])):
			remove=True
			for k in range(len(travel["routes"][i])):
				if remove:
					if len(travel["routes"][i][k]["time"]) == 0:
						empty.append(i-len(empty))
						remove = False


		for i in empty:
			travel["routes"].pop(i)

		if change:
			bus_data = open("databases/bus.json","w")
			bus_data.write(json.dumps(bus_json,indent=4, sort_keys=True))
			bus_data.close()

		for route in travel["routes"]:
			start = route[0]["time"][0]
			end = route[-1]["time"][1]
			diff = time_diff(start, end)
			diff = time_sum(diff, time_diff(time_cur.strftime("%H:%M"), start))
			diff = time_sum(diff, "00:05")
			travel["total"].append(diff)

		return travel


if __name__ == '__main__':
	api.add_resource(Transit, '/transit', '/transit/')

	app.run( host='0.0.0.0', port=5000 )