def login():
if current_user.is_authenticated:
return redirect(url_for('index'))
form = LoginForm()
if form.validate_on_submit():
user = User.query.filter_by(email=form.email.data.lower()).first()
if user and bcrypt.check_password_hash(user.password,
form.password.data):
login_user(user, remember=form.remember.data)
next_page = request.args.get('next')
return redirect(next_page) if next_page else redirect(
url_for('index'))
else:
flash(f'Login failed, please check email and password')
return render_template('login.html', title="Login", form=form)
def register():
message = None
reg_form = RegistrationForm()
login_form = LoginForm()
if request.method == 'GET':
return render_template('register.html',
reg_form=reg_form,
login_form=login_form)
if request.method == 'POST':
if reg_form.validate_on_submit():
hashed_password = bcrypt.generate_password_hash(
reg_form.password.data).decode('utf-8')
dbSession.execute(
"INSERT INTO users (username, email, password) VALUES (:username, :email, :password)",
{
"username": reg_form.username.data,
"email": reg_form.email.data,
"password": hashed_password
})
dbSession.commit()
return jsonify({'success': 'Registration Successful'})
return jsonify({'errors': reg_form.errors})
def login():
login_form = LoginForm()
reg_form = RegistrationForm()
if request.method == 'GET':
return render_template('login.html', login_form=login_form, reg_form=reg_form)
if request.method == 'POST':
user = dbSession.execute(
"SELECT * FROM users WHERE email = :email",
{"email": login_form.email.data}
).fetchone()
dbSession.close()
if login_form.validate_on_submit():
session.clear()
session['user_id'] = user['id'] #add user id on session
return jsonify({'success': 'Login Successful'})
return jsonify({'errors': login_form.errors})
def home():
reg_form = RegistrationForm()
login_form = LoginForm()
return render_template('index.html',
reg_form=reg_form,
login_form=login_form)
def book(isbn):
login_form = LoginForm()
reg_form = RegistrationForm()
if request.method == 'GET':
voted = None
userId = session.get('user_id')
reviews = None
book = dbSession.execute("SELECT * FROM books WHERE isbn = :isbn", {
"isbn": isbn
}).fetchone()
if book is not None:
page, per_page, offset = get_page_args(
page_parameter='page', per_page_parameter='per_page')
pagination_reviews = dbSession.execute(
"SELECT u.username, r.* FROM users AS u JOIN reviews AS r ON u.id = r.user_id WHERE book_id = :book_id LIMIT :items_per_page OFFSET (:page * :items_per_page)",
{
"book_id": book['id'],
"items_per_page": per_page,
"page": page - 1
}).fetchall()
totalReviewRows = dbSession.execute(
"SELECT COUNT(*) FROM reviews WHERE book_id = :book_id", {
"book_id": book['id']
}).fetchone()[0]
reviewsData = []
pagination = Pagination(page=page,
per_page=per_page,
total=totalReviewRows,
css_framework='bootstrap4')
for row in pagination_reviews:
reviewsData.append(dict(row))
api_key = "TrD1hjMJeKCvkiU9xvh5Q"
goodreads_review_data = requests.get(
"https://www.goodreads.com/book/review_counts.json",
params={
"key": str(api_key),
"isbns": str(isbn)
},
).json()['books'][0]
user = dbSession.execute(
"SELECT * FROM reviews WHERE book_id = :book_id AND user_id = :user_id",
{
"book_id": book['id'],
"user_id": userId
}).fetchone()
if user is not None:
voted = bool(user)
else:
abort(404)
return render_template(
"book.html",
book=book,
reviews=reviewsData,
voted=voted,
login_form=login_form,
reg_form=reg_form,
page=page,
per_page=per_page,
pagination=pagination,
goodreads_review_data=goodreads_review_data,
)
def login():
form = LoginForm()
return render_template('login.html', title="Login", form=form)
def book(isbn):
login_form = LoginForm()
reg_form = RegistrationForm()
if request.method == 'GET':
voted = None
userId = session.get('user_id')
reviews = None
book = dbSession.execute(
"SELECT * FROM books WHERE isbn = :isbn",
{ "isbn": isbn }
).fetchone()
user = dbSession.execute(
"SELECT * FROM reviews WHERE book_id = :book_id AND user_id = :user_id",
{ "book_id": book['id'], "user_id": userId }
).fetchone()
if user is not None:
voted=bool(user)
if book is not None:
page, per_page, offset = get_page_args(page_parameter='page', per_page_parameter='per_page')
print ("page = {} ".format(page))
print ("per_page = {} ".format(per_page))
print ("offset = {} ".format(offset))
pagination_reviews = dbSession.execute(
"SELECT u.username, r.* FROM users AS u JOIN reviews AS r ON u.id = r.user_id WHERE book_id = :book_id LIMIT :items_per_page OFFSET (:page * :items_per_page)",
{ "book_id": book['id'], "items_per_page": per_page, "page": page - 1 }
).fetchall()
print ("pagination_reviews = {} ".format(pagination_reviews))
totalReviewRows = dbSession.execute(
"SELECT COUNT(*) FROM reviews WHERE book_id = :book_id",
{ "book_id": book['id'] }
).fetchone()[0]
print ("totalReviewRows = {} ".format(totalReviewRows))
reviewsData = []
pagination = Pagination(page=page, per_page=per_page, total=totalReviewRows, css_framework='bootstrap4')
for row in pagination_reviews:
reviewsData.append(dict(row))
dbSession.close()
return render_template(
"book.html",
book=book,
reviews=reviewsData,
voted=voted,
login_form=login_form,
reg_form=reg_form,
page=page,
per_page=per_page,
pagination=pagination,
)