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application.py
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application.py
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import os
import requests
from datetime import date, time
import json
from cs50 import SQL
from flask import Flask, flash, jsonify, redirect, render_template, request, session
from flask_session import Session
from tempfile import mkdtemp
from werkzeug.security import generate_password_hash, check_password_hash
from helpers import login_required, search_by_id, search_by_name, message
# Configure application
app = Flask(__name__)
# Ensure templates are auto-reloaded
app.config["TEMPLATES_AUTO_RELOAD"] = True
# Ensure responses aren't cached
@app.after_request
def after_request(response):
response.headers["Cache-Control"] = "no-cache, no-store, must-revalidate"
response.headers["Expires"] = 0
response.headers["Pragma"] = "no-cache"
return response
# Configure system to use filesystem instead of signed cookies
app.config["SESSION_FILE_DIR"] = mkdtemp()
app.config["SESSION_PERMANENT"] = False
app.config["SESSION_TYPE"] = "filesystem"
Session(app)
# Configure cs50 Library to use SQLite database
db = SQL("sqlite:///movies.db")
@app.route("/")
@login_required
def index():
return render_template("index.html")
@app.route("/register", methods=["GET", "POST"])
def register():
if request.method == "GET":
return render_template("register.html")
else:
cancel = request.form.get("cancel")
if cancel:
return redirect("/")
# Get and store user input
username = request.form.get("username")
email = request.form.get("email")
password = request.form.get("password")
# Generate a hash for the password
user_hash = generate_password_hash(password, method='pbkdf2:sha256', salt_length=8)
db.execute("INSERT INTO users (email, hash, username) VALUES (:email, :user_hash, :username);", email=email, user_hash=user_hash, username=username)
flash("Welcome to Bakkal!")
return render_template("login.html")
@app.route("/login", methods=["GET", "POST"])
def login():
session.clear()
if request.method == "POST":
# Get user name
session["username"] = request.form.get("username")
# Query database for user info
rows = db.execute("SELECT * FROM users WHERE username = :username;", username=session["username"])
# Check if user info exists in database
if len(rows) == 0:
# Inform user
message = "User does not exist."
return render_template("login.html", loginFailed=message)
# Ensure username exists and password is correct
elif not check_password_hash(rows[0]["hash"], request.form.get("password")):
loginFailed = "Username or password is incorrect!"
return render_template("login.html", loginFailed=loginFailed)
session["user_id"] = rows[0]["hash"]
return redirect("/")
else:
return render_template("login.html")
@app.route("/search", methods=["GET", "POST"])
@login_required
def search():
if request.method == "GET":
return render_template("search.html")
else:
# Get user input
movie_id = request.form.get("movie_id")
# Check if user input is not a movie id
if not movie_id:
# Get user input
movie_name = request.form.get("movieName")
# Pull movie info by keyword
movies = search_by_name(movie_name)
# Inform user if no results
if movies == None:
message = "No results"
return render_template("search.html", message=message)
else:
return render_template("search.html", movies=movies)
# If user input is a movie id
else:
return render_template("feedback.html", movie_id=movie_id)
@app.route("/feedback", methods=["GET", "POST"])
@login_required
def feedback():
if request.method == "GET":
return render_template("feedback.html")
else:
# Query database for user id
user_data = db.execute("SELECT user_id FROM users WHERE username == :username;", username=session["username"])
user_id = user_data[0]["user_id"]
# Get user input
movie_id = request.form.get("movie_id")
# Query database for feedback
check = db.execute("SELECT * FROM movies WHERE imdbId=:imdbId AND user_id=:user_id;", imdbId=movie_id, user_id=user_id)
# Check if user has already submitted feedback on the movie
if len(check) == 0:
# Pull movie info
movie = search_by_id(movie_id)
title = movie["Title"]
image = movie["Poster"]
# Get user input
feedback = request.form.get("feedback")
header = request.form.get("header")
ifRecommend = request.form.get("recommend")
# Insert user feedback to database
db.execute("INSERT INTO movies (user_id, feedback, imdbId, feedback_type, feedback_header, title, image) VALUES (:user_id, :feedback, :imdbId, :feedback_type, :feedback_header, :title, :image);", user_id=user_id, feedback=feedback, imdbId=movie_id, feedback_type=ifRecommend, feedback_header=header, title=title, image=image)
# Inform user
flash("Your feedback has been added! Thank you!")
return redirect("/myFeedbacks")
else:
# Inform user
message = "You have already submitted a feedback for this movie. You can edit your feedback."
return render_template("myFeedbacks.html", message=message)
@app.route("/check", methods=["GET", "POST"])
@login_required
def check():
if request.method == "GET":
return render_template("check.html")
else:
# Get user input
movie_id = request.form.get("movie_id")
# Query database for feedbacks
feedbacks = db.execute("SELECT * FROM movies JOIN users ON movies.user_id = users.user_id WHERE imdbId = :imdbId;", imdbId=movie_id)
# Pull movie info by movie id
data = search_by_id(movie_id)
# Inform user if there is no feedbacks
if len(feedbacks) == 0:
message = "No feedbacks yet!"
return render_template("check.html", message=message, data=data)
else:
return render_template("check.html", feedbacks=feedbacks, data=data)
@app.route("/myFeedbacks", methods=["GET", "POST"])
@login_required
def myFeedbacks():
if request.method == "GET":
# Query database for user feedbacks
movies = db.execute("SELECT * FROM movies JOIN users ON movies.user_id = users.user_id WHERE username=:username;", username=session["username"])
# Inform user if user has no feedbacks
if len(movies) == 0:
return message("You have no feedbacks!")
else:
return render_template("myFeedbacks.html", movies=movies)
@app.route("/allFeedbacks")
@login_required
def allFeedbacks():
# Query database for user feedbacks
movies = db.execute("SELECT DISTINCT * FROM movies JOIN users ON movies.user_id = users.user_id;")
if len(movies) == 0:
# Inform user if user has no feedbacks
return message("There is no feedbacks yet!")
else:
return render_template("allFeedbacks.html", movies=movies)
@app.route("/edit", methods=["POST"])
@login_required
def edit():
if request.method == "POST":
# Get user input
movie_id = request.form.get("edit")
# Query database for user feedback
movie = db.execute("SELECT * FROM movies WHERE imdbId=:imdbId;", imdbId=movie_id)
return render_template("edit.html", feedback=movie)
@app.route("/edited", methods=["POST"])
@login_required
def edited():
if request.method == "POST":
# Get user input
delete = request.form.get("delete")
if delete == None:
# Get user input
new_header = request.form.get("editHeader")
new_feedback = request.form.get("editFeedback")
new_recommend = request.form.get("editRecommend")
movie_id_edit = request.form.get("editMovieId")
# Update user feedback on database and inform user
db.execute("UPDATE movies SET feedback_header=:header, feedback=:feedback, feedback_type=:feedback_type WHERE imdbId=:imdbId;", header=new_header, feedback=new_feedback, feedback_type=new_recommend, imdbId=movie_id_edit)
flash("Your feedback has been updated!")
return render_template("myFeedbacks.html")
else:
# Query database for user id
user = db.execute("SELECT * FROM users JOIN movies ON users.user_id=movies.user_id WHERE username=:username;", username=session["username"])
user_id = user[0]["user_id"]
# Delete feedback from database and inform user
db.execute("DELETE FROM movies WHERE imdbId=:imdbId AND user_id=:user_id;", imdbId=delete, user_id=user_id)
flash("Your feedback has been deleted!")
return render_template("myFeedbacks.html")
@app.route("/watchList", methods=["GET" ,"POST"])
@login_required
def watchList():
# Query database for user id
user_id_dict = db.execute("SELECT user_id FROM users WHERE username=:username;", username=session["username"])
user_id = user_id_dict[0]["user_id"]
if request.method == "GET":
# Query database for user watch list
movies = db.execute("SELECT * FROM mylist WHERE user_id=:user_id;", user_id=user_id)
if len(movies) == 0:
# Inform user if user has nothing to watch
return message("Your watch list is empty.")
else:
return render_template("watchList.html", movies=movies)
else:
# Get user input
movie_id = request.form.get("movie_id")
# Get movie info
movie = search_by_id(movie_id)
title = movie["Title"]
image = movie["Poster"]
# Query database for user watch list
movie_listed = db.execute("SELECT * FROM mylist WHERE imdbId=:imdbId AND user_id=:user_id;", imdbId=movie_id, user_id=user_id)
# Inform user and prevent from leaving multiple feedbacks on the same movie
if len(movie_listed) > 0:
return message("You already have this movie in your watch list")
else:
# Update user watch list on database and inform user
db.execute("INSERT INTO mylist (user_id, imdbId, title, image) VALUES (:user_id, :imdbId, :title, :image);", user_id=user_id, imdbId=movie_id, title=title, image=image)
flash("Added to your watch list!")
return redirect("/watchList")
@app.route("/remove", methods=["POST"])
@login_required
def remove():
# Query database for user id
user_id_dict = db.execute("SELECT user_id FROM users WHERE username=:username;", username=session["username"])
user_id = user_id_dict[0]["user_id"]
# Get user input
movie_id = request.form.get("movie_id")
# Remove movie from watch list on database
db.execute("DELETE FROM mylist WHERE imdbId=:imdbId AND user_id=:user_id;", imdbId=movie_id, user_id=user_id)
flash("Removed!")
return redirect("/watchList")
@app.route("/updatePassword", methods=["GET", "POST"])
@login_required
def updatePassword():
if request.method == "GET":
return render_template("updatePassword.html")
else:
# Get user input
current_password = request.form.get("currentPassword")
new_password = request.form.get("newPassword")
# Query database for user hash
user_data = db.execute("SELECT hash FROM users WHERE username=:username;", username=session["username"])
user_hash = user_data[0]["hash"]
# Check if user input matches user hash
if check_password_hash(user_hash, current_password):
# Generate new hash for new password
new_hash = generate_password_hash(new_password, method='pbkdf2:sha256', salt_length=8)
# Update user hash on database and inform user
db.execute("UPDATE users SET hash=:new_hash WHERE username=:username;", new_hash=new_hash, username=session["username"])
flash("Your password has been updated!")
return redirect("/")
else:
# Inform user
return message("Password doesn't match!")
@app.route("/forgotPassword", methods=["GET", "POST"])
def forgotPassword():
if request.method == "GET":
return render_template("forgotPassword.html")
else:
# Get user input
email = request.form.get("email")
new_password = request.form.get("newPassword")
# Query database for user info
user_data = db.execute("SELECT * FROM users WHERE email=:email;", email=email)
# Check if user input is in database
if (len(user_data) > 0):
# Generate new hash for new password
new_hash = generate_password_hash(new_password, method='pbkdf2:sha256', salt_length=8)
# Update user hash on database and inform user
db.execute("UPDATE users SET hash=:new_hash WHERE email=:email;", new_hash=new_hash, email=email)
flash("Your password has been updated!")
return render_template("login.html")
else:
# Inform user email not registered
return message("Email doesn't match!")
@app.route("/deleteAccount", methods=["GET", "POST"])
@login_required
def deleteAccount():
if request.method == "GET":
return render_template("deleteAccount.html")
else:
# Get user input
current_password = request.form.get("password")
# Query database for user hash and user id
user_data = db.execute("SELECT * FROM users WHERE username=:username;", username=session["username"])
user_hash = user_data[0]["hash"]
user_id = user_data[0]["user_id"]
# Delete user account if user hash matches user input
if check_password_hash(user_hash, current_password):
db.execute("DELETE FROM mylist WHERE user_id=:user_id", user_id=user_id)
db.execute("DELETE FROM movies WHERE user_id=:user_id", user_id=user_id)
db.execute("DELETE FROM users WHERE user_id=:user_id", user_id=user_id)
session.clear()
# Inform user
flash("Your account has been deleted!")
return render_template("login.html")
else:
# Inform user that input does not match
return message("Password doesn't match!")
@app.route("/logout")
def logout():
"""Log user out"""
# Forget any user_id
session.clear()
# Redirect user to login form
flash("Logged out!")
return redirect("/")