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jun cheng wong
17,021 PointsUpdate templates/profile.html so that it shows the total number of lunches ordered, followers, and people followed by a
What's wrong with my code
import datetime
from flask import Flask, g, render_template, flash, redirect, url_for
from flask.ext.bcrypt import check_password_hash
from flask.ext.login import LoginManager, login_user, current_user, login_required, logout_user
import forms
import models
app = Flask(__name__)
app.secret_key = 'this is our super secret key. do not share it with anyone!'
login_manager = LoginManager()
login_manager.init_app(app)
login_manager.login_view = 'login'
@login_manager.user_loader
def load_user(userid):
try:
return models.User.select().where(
models.User.id == int(userid)
).get()
except models.DoesNotExist:
return None
@app.before_request
def before_request():
g.db = models.DATABASE
g.db.connect()
g.user = current_user
@app.after_request
def after_request(response):
g.db.close()
return response
@app.route('/register', methods=('GET', 'POST'))
def register():
form = forms.SignUpInForm()
if form.validate_on_submit():
models.User.new(
email=form.email.data,
password=form.password.data
)
flash("Thanks for registering!")
return render_template('register.html', form=form)
@app.route('/login', methods=('GET', 'POST'))
def login():
form = forms.SignUpInForm()
if form.validate_on_submit():
try:
user = models.User.get(
models.User.email == form.email.data
)
if check_password_hash(user.password, form.password.data):
login_user(user)
flash("You're now logged in!")
else:
flash("No user with that email/password combo")
except models.DoesNotExist:
flash("No user with that email/password combo")
return render_template('register.html', form=form)
@app.route('/secret')
@login_required
def secret():
return "I should only be visible to logged-in users"
@app.route('/logout')
def logout():
logout_user()
return redirect(url_for('login'))
@app.route('/')
def index():
return render_template('index.html')
@app.route('/order', methods=('GET', 'POST'))
def order_lunch():
form = forms.LunchOrderForm()
if form.validate_on_submit():
models.LunchOrder.create(
user=g.user._get_current_object(),
date=form.date.data,
order=form.order.data.strip()
)
return render_template('lunch.html', form=form)
@app.route('/today')
@login_required
def today():
order = models.LunchOrder.select().where(
models.LunchOrder.date == datetime.date.today() &
models.LunchOrder.user == g.user._get_current_object()
).get()
return render_template('today.html', order=order)
@app.route('/cancel_order/<int:order_id>')
@login_required
def cancel_order(order_id):
try:
order = models.LunchOrder.select().where(
id=order_id,
user=g.user._get_current_object()
).get()
except models.DoesNotExist:
pass
else:
order.delete_instance()
return redirect(url_for('index'))
@app.route('/follow/<int:user_id>')
@login_required
def follow(user_id):
try:
user = models.User.get(
models.User.id == user_id
)
models.Relationship.create(
from_user=g.user._get_current_object(),
to_user=user
)
except (models.DoesNotExist, models.IntegrityError):
pass
return redirect(url_for('index'))
@app.route('/unfollow/<int:user_id>')
@login_required
def unfollow(user_id):
try:
user = models.User.get(
models.User.id == user_id
)
models.Relationship.get(
models.Relationship.from_user==g.user._get_current_object(),
models.Relationship.to_user==user
).delete_instance()
except (models.DoesNotExist, models.IntegrityError):
pass
return redirect(url_for('index'))
@app.route('/profile/<int:user_id>')
def profile(user_id):
user = models.User.select().where(
models.User.id == user_id
).get()
return render_template('profile.html', user=user)
import datetime
from flask.ext.bcrypt import generate_password_hash
from flask.ext.login import UserMixin
from peewee import *
DATABASE = SqliteDatabase(':memory:')
class User(UserMixin, Model):
email = CharField(unique=True)
password = CharField(max_length=100)
join_date = DateTimeField(default=datetime.datetime.now)
bio = CharField(default='')
class Meta:
database = DATABASE
@property
def following(self):
return (
User
.select()
.join(Relationship, on=Relationship.to_user)
.where(Relationship.from_user == self)
)
@property
def followers(self):
return (
User
.select()
.join(Relationship, on=Relationship.from_user)
.where(Relationship.to_user == self)
)
@classmethod
def new(cls, email, password):
cls.create(
email=email,
password=generate_password_hash(password)
)
class LunchOrder(Model):
order = TextField()
date = DateField()
user = ForeignKeyField(User, related_name="orders")
class Relationship(Model):
from_user = ForeignKeyField(User, related_name="relationships")
to_user = ForeignKeyField(User, related_name="related_to")
created_at = DateTimeField(default=datetime.datetime.now)
class Meta:
database = DATABASE
indexes = (
(('from_user', 'to_user'), True),
)
def initialize():
DATABASE.connect()
DATABASE.create_tables([User, LunchOrder], safe=True)
DATABASE.close()
{% extends "layout.html" %}
{% from "macro.html" import hide_email %}
{% block content %}
<h1>{{ hide_email(user) }}</h1>
<dl>
<dt>Lunches:</dt>
<dd>{{ user.order().count() }}</dd>
<dt>Followers:</dt>
<dd>{{ user.followers().count() }}</dd>
<dt>Following:</dt>
<dd>{{ user.following().count() }}</dd>
</dl>
{% endblock %}
2 Answers

Anton Petrov
13,967 Points<dd><!-- total # of lunches ordered -->{{ user.orders.count() }}</dd>

Sergio Andrés Herrera Velásquez
Courses Plus Student 23,733 Pointsremove the () from the order(), followers() and the following() and that should resolve it for you