def remove_photo_from_trip():
'''removes a photo from the trip board for that location'''
trip_id = request.form.get("trip")
img_id = request.form.get("photo")
trip = Trip.get_trip(trip_id)
# checks if authorized user is accessing this page
if session.get('login') == trip.user_id:
already_exists = TripPhotoRelationship.get_trip_photo(trip_id, img_id)
# photo is in current trip board, delete relationship from the database
if already_exists:
db.session.delete(already_exists)
db.session.commit()
else:
return ('This photo is not in your trip board!')
return 'Successfully removed'
# unauthorized user, redirect to homepage
else:
flash('You do not have permission to access this feature')
return 'Error: Photo not removed.'
def trip_details():
'''shows details and photos for each trip board'''
# obtain trip_id from the request form
trip_id = request.form.get("trip")
# get trip from the database using trip_id
trip = Trip.get_trip(trip_id)
photos = trip.photos
user = session.get('login')
return render_template('tripdetails.html',
user=user,
trip=trip,
photos=photos)
def add_photo_to_trip():
'''adds a photo to the trip board for that location'''
trip_id = request.form.get('trip')
img_id = request.form.get('img_id')
url = request.form.get('url')
lat = request.form.get('lat')
lon = request.form.get('lon')
city_name = request.form.get('city_name')
trip = Trip.get_trip(trip_id)
# checks if authorized user is accessing this page
if session.get('login') == trip.user_id:
# if photo is not in the database, add it to the database
if not Photo.get_photo(img_id):
photo = Photo(img_id=int(img_id),
url=url,
lon=float(lon),
lat=float(lat),
city_name=city_name)
db.session.add(photo)
db.session.commit()
# check if photo already exists in current users trip
already_exists = TripPhotoRelationship.get_trip_photo(trip_id, img_id)
if already_exists:
return 'This photo is already in your trip board!'
# photo is not in current trip board, add relationship to the database
else:
trip_photo = TripPhotoRelationship(trip_id=trip_id,
photo_id=img_id)
db.session.add(trip_photo)
db.session.commit()
return 'Photo Added'
# unauthorized user, redirect to homepage
else:
flash('You do not have permission to access this feature')
return 'Unauthorized User: Photo Not Added'
def remove_trip():
'''removes trip board from user boards'''
trip_id = request.form.get("trip")
user_id = request.form.get("user")
# get trip from the database
trip = Trip.get_trip(trip_id)
# if the trip exists in the database
if trip:
# check if trip owner is same as logged in user
if session.get('login') == trip.user_id:
# get all liked relationship items for this trip from the database
liked = LikedTrip.query.get(trip_id)
liked_trips = TripUserLikes.query.filter(
TripUserLikes.trip_id == trip_id).all()
# if the trip has any liked relationships
if liked_trips:
# remove all liked trip relationships from the database
for liked_trip in liked_trips:
db.session.delete(liked_trip)
db.session.commit()
db.session.delete(liked)
db.session.commit()
else:
pass
# remove the liked trip and trip from the database
db.session.delete(trip)
db.session.commit()
return redirect(url_for('userhome', user_id=user_id))
else:
flash('You do not have permission to access this feature')
return redirect('/')
else:
flash('Sorry, that is not a valid trip')
return redirect('/')
def get_map():
''' Shows a map with pins of photos for the trip '''
trip_id = request.form.get('trip-map')
trip = Trip.get_trip(trip_id)
# if the trip exists in the database
if trip:
photos = trip.photos
# get city center coordinates to center map
lon = trip.city.lon
lat = trip.city.lat
# turn city center coordinates into dictionary object
city_geo = {"lon": lon, "lat": lat}
trip_photos = []
# loop through each photo in the trip object
for photo in photos:
# extract photo details and create dictionary for each photo with details
photo_details = {
'img_id': photo.img_id,
'url': photo.url,
'lat': photo.lat,
'lon': photo.lon
}
# append photo details dictionary to trip_photos list
trip_photos.append(photo_details)
# pass variables to html template as json objects
return render_template('getmap.html',
photos=json.dumps(trip_photos),
cityGeo=json.dumps(city_geo),
key=map_box_key)
else:
flash('Sorry could not find this trip!')
return redirect('/')
def show_favorites():
'''Shows favorites page saved by user'''
# check if user is logged in
if session.get('login'):
user_id = session.get('login')
# gets user's favorite trip_ids from the database
liked_trips_ids = User.get_user_by_id(user_id).liked_trips
trips = []
# look up trip ids and append trip objects to trips list
for liked_trip in liked_trips_ids:
trip = Trip.get_trip(liked_trip.trip_id)
trips.append(trip)
return render_template('favorites.html', trips=trips)
# user is not logged in, redirect to homepage
else:
return redirect('/')
