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app.py
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app.py
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import os
import json
from flask import Flask, render_template, request, abort, Response, redirect,\
flash
import db
import cities
from roster import Person, Facts, Event, Site
from forms import EventForm
from utils import safe_float, safe_int
app = Flask(__name__)
@app.route('/cities.json')
def cities_json():
MIN_QUERY_LENGTH = 2
NUM_RESULTS = 5
query = request.args.get('q', '')
if len(query) < MIN_QUERY_LENGTH:
abort(400)
return Response(json.dumps([
{'name': city.full_name,
'lat': city.latitude,
'long': city.longitude}
for city in cities.find(query)[:NUM_RESULTS]
]), mimetype='application/json')
@app.route('/sites.json')
def sites_json():
query = request.args.get('q', '')
if not query:
abort(400)
sites = db.get_session().query(Site).filter(Site.named_like(query))
results = json.dumps([
{'name': s.fullname} for s in sites
])
return Response(results, mimetype='application/json')
@app.route('/')
def home():
latitude = safe_float(request.args.get('city_lat'))
longitude = safe_float(request.args.get('city_long'))
radius = safe_int(request.args.get('radius'))
closest = safe_int(request.args.get('closest'))
python = bool(request.args.get('python'))
r = bool(request.args.get('r'))
people = db.get_session().query(Person).join(Person.facts).\
join(Facts.airport).\
filter(Facts.active == True)
if python:
people = people.filter(Facts.python == True)
if r:
people = people.filter(Facts.r == True)
if latitude is not None and longitude is not None and radius:
people = (
person for person in people
if person.facts.airport.is_within_radius_of(
radius,
latitude,
longitude,
units='km'
)
)
elif latitude is not None and longitude is not None and closest:
# not searching radius but rather closest people
people = sorted(people,
key=lambda x: x.facts.airport.distance_from(latitude, longitude))[:closest]
return render_template('index.html', people=people)
### Bulk Uploader
@app.route('/bulkUpload')
def bulkUpload():
return render_template('bulkUpload.html')
@app.route('/file-upload', methods=['POST'])
def fileUpload():
files = request.files.getlist('file')
firstLineSkipped = False
data = {'data': [], 'headers': None}
for file in files:
for line in file:
if len(line.split('\r')) > 1:
lines = line.split('\r')
for l in lines:
if firstLineSkipped:
data['data'].append(l.split(','))
else:
data['headers'] = l.split(',')
firstLineSkipped = True
else:
if firstLineSkipped:
data['data'].append(line.split(','))
else:
data['headers'] = line.split(',')
firstLineSkipped = True
return json.dumps(data)
@app.route('/addUsers', methods=['POST'])
def addUsers():
users = request.json['users']
success = db.add_users(users)
return json.dumps(success)
###
### Event Manager
@app.route('/events')
def events():
events = db.get_session().query(Event).all()
site = request.args.get('site', '').replace('+', ' ') # XXX URI quote
if site:
events = [e for e in events if e.site.fullname == site]
return render_template('events/index.html', events=events)
@app.route('/events/new')
def new_event():
event = Event()
form = EventForm(obj=event)
form.new_record = True
return render_template('events/new.html', form=form)
@app.route('/events', methods=['POST'])
def create_event():
db_session = db.get_session()
event = Event()
form = EventForm()
form.new_record = True
form.populate_obj(event)
if form.validate_on_submit():
db_session.add(event)
db_session.commit()
flash('The event has been created successfully.','alert-success')
return redirect('events')
else:
return render_template('events/new.html', form=form)
@app.route('/events/<id>/edit')
def edit_event(id):
event = db.get_session().query(Event).get(id)
form = EventForm(obj=event)
return render_template('events/edit.html', event=event, form=form)
@app.route('/events/<id>', methods=['POST'])
def update_event(id):
db_session = db.get_session()
form = EventForm()
event = db_session.query(Event).get(id)
form.id.data = event.id
form.populate_obj(event)
if form.validate_on_submit():
db_session.add(event)
db_session.commit()
return redirect('events')
else:
return render_template('events/edit.html', event=event, form=form)
###
def create_dbs():
cities.create_db()
if not os.path.exists(db.ROSTER_DB_PATH):
db.create_roster_db()
if __name__ == '__main__':
create_dbs()
from config import config
config_name = os.environ.get('FLASK_CONFIG', 'default')
app.config.from_object(config[config_name])
app.run()