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web_app.py
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web_app.py
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import ConfigParser
import os
import mongoengine
from dateutil.rrule import DAILY
from datetime import datetime
from flask import Flask, render_template, send_from_directory, request
from flight_scraper.scraper import FlightScraper
from flight_scraper.utils.graph import graph_prices
from flight_scraper.utils.scraper import generate_date_pairs, search_seats
#----------------------------------------
# Utilities
#----------------------------------------
#----------------------------------------
# initialization
#----------------------------------------
app = Flask(__name__)
Config = ConfigParser.ConfigParser()
if Config.read('flight_scraper.cfg')==[]:
print "Please copy flight_scraper.cfg.example to flight_scraper.cfg"
raise Exception('Could not read config file')
try:
host_string=Config.get("mongodb", "host")
mongoengine.connect(Config.get("mongodb", "name"),host=host_string)
except ConfigParser.NoOptionError:
mongoengine.connect(Config.get("mongodb", "name"))
app.config.update(
DEBUG = True,
)
# flight_scraper = FlightScraper()
#----------------------------------------
# controllers
#----------------------------------------
@app.route('/favicon.ico')
def favicon():
return send_from_directory(os.path.join(app.root_path, 'static'), 'ico/favicon.ico')
@app.route("/")
def index():
return render_template('index.html')
@app.route("/flight/query", methods=['GET'])
def flight_query():
origin = request.args.get('origin')
dest = request.args.get('dest')
freq = request.args.get('freq')
start_date = request.args.get('start_date')
until_date = request.args.get('until_date')
weekdays = request.args.getlist('weekdays')
start_date = datetime.strptime(start_date, '%m-%d-%Y')
until_date = datetime.strptime(until_date, '%m-%d-%Y')
weekdays = map(int, weekdays)
#Can probably use dateutils parser for this.
if freq == "DAILY":
freq=DAILY
date_pairs = generate_date_pairs(freq, weekdays, start_date, until_date)
result = list()
for d in date_pairs:
flight_scraper = FlightScraper(origin, dest, d[0], d[1])
v = [d[0].isoformat(), d[1].isoformat(), flight_scraper.search_flights()]
result.append(v)
return render_template('query.html', result=result)
@app.route("/flight/calendar_query", methods=['GET'])
def calendar_flight_query():
origin = request.args.get('origin')
dest = request.args.get('dest')
start_date = request.args.get('start_date')
until_date = request.args.get('until_date')
airlines = request.args.get('airlines')
day_range = request.args.get('length')
max_stops = request.args.get('max_stops')
if '-' in day_range:
split = day_range.split('-')
day_range = [int(s) for s in split]
else:
day_range = [int(day_range), int(day_range)]
start_date = datetime.strptime(start_date, '%m-%d-%Y')
until_date = datetime.strptime(until_date, '%m-%d-%Y')
flight_scraper = FlightScraper(origin, dest, start_date, until_date, airlines=airlines, day_range=day_range, max_stops=max_stops)
return render_template('calendar_query.html', result=flight_scraper.search_calendar())
@app.route("/seat/query", methods=['GET'])
def seat_query():
"""
TODO: Refactor
"""
#origin = request.args.get('origin')
#dest = request.args.get('dest')
#dept = request.args.get('dept')
#
#dept = datetime.strptime(dept, '%m-%d-%Y')
#
#return render_template('seats.html', flights=search_seats(origin, dest, dept))
@app.route("/graph", methods=['GET'])
def graph_flights():
origin = request.args.get('origin')
dest = request.args.get('dest')
dept = request.args.get('dept')
ret = request.args.get('ret')
dept = datetime.strptime(dept, '%m-%d-%Y')
ret = datetime.strptime(ret, '%m-%d-%Y')
flight_scraper = FlightScraper(origin, dest, dept, ret)
# flight_scraper.origin = origin
# flight_scraper.destination = dest
# flight_scraper.depart_date = dept
# flight_scraper.return_date = ret
solutions = flight_scraper.solutions()
length = len(solutions)
return render_template('graph.html', json_obj=graph_prices(flight_scraper), solutions=solutions, lengthSol=length)
@app.route("/graph_seats", methods=['GET'])
def graph_2():
"""
TODO: Refactor
"""
#origin = request.args.get('origin')
#dest = request.args.get('dest')
#dept = request.args.get('dept')
#ret = request.args.get('ret')
#
#dept = datetime.strptime(dept, '%m-%d-%Y')
#ret = datetime.strptime(ret, '%m-%d-%Y')
#
#return render_template('graph_seats.html', json_obj=graph_seats(origin, dest, dept))
@app.route("/graph_weekly", methods=['GET'])
def graph_weekly():
origin = request.args.get('origin')
dest = request.args.get('dest')
dept = request.args.get('dept')
ret = request.args.get('ret')
start_date = datetime.strptime("1-1-2013", '%m-%d-%Y')
until_date = datetime.strptime("12-31-2013", '%m-%d-%Y')
weekdays = map(int, [4,6])
#Can probably use dateutils parser for this.
freq=DAILY
date_pairs = generate_date_pairs(freq, weekdays, start_date, until_date)
result = list()
for d in date_pairs:
flight_scraper.depart_date = d[0]
flight_scraper.return_date = d[1]
result.append(graph_prices(flight_scraper))
return render_template('graph_weekly.html', graphs=result, length=len(result))
#----------------------------------------
# launch
#----------------------------------------
if __name__ == "__main__":
port = int(os.environ.get("PORT", Config.get("webapp", "port")))
app.run(host='0.0.0.0', port=port)