140 lines
4.6 KiB
Python
140 lines
4.6 KiB
Python
from datetime import datetime
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from flask import render_template, flash, redirect, url_for, request
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from flask_login import login_user, logout_user, current_user, login_required
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from werkzeug.urls import url_parse
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from app import app, db
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from app.forms import LoginForm, RegistrationForm, EditProfileForm, EmptyForm
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from app.models import User
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@app.before_request
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def before_request():
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if current_user.is_authenticated:
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current_user.last_seen = datetime.utcnow()
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db.session.commit()
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@app.route('/')
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@app.route('/index')
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@login_required
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def index():
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posts = [
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{
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'author': {'username': 'John'},
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'body': 'Beautiful day in Portland!'
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},
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{
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'author': {'username': 'Susan'},
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'body': 'The Avengers movie was so cool!'
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}
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]
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return render_template('index.html', title='Home', posts=posts)
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@app.route('/login', methods=['GET', 'POST'])
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def login():
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if current_user.is_authenticated:
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return redirect(url_for('index'))
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form = LoginForm()
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if form.validate_on_submit():
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user = User.query.filter_by(username=form.username.data).first()
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if user is None or not user.check_password(form.password.data):
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flash('Invalid username or password')
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return redirect(url_for('login'))
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login_user(user, remember=form.remember_me.data)
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next_page = request.args.get('next')
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if not next_page or url_parse(next_page).netloc != '':
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next_page = url_for('index')
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return redirect(next_page)
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return render_template('login.html', title='Sign In', form=form)
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@app.route('/logout')
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def logout():
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logout_user()
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return redirect(url_for('index'))
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@app.route('/register', methods=['GET', 'POST'])
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def register():
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if current_user.is_authenticated:
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return redirect(url_for('index'))
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form = RegistrationForm()
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if form.validate_on_submit():
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user = User(username=form.username.data, email=form.email.data)
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user.set_password(form.password.data)
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db.session.add(user)
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db.session.commit()
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flash('Congratulations, you are now a registered user!')
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return redirect(url_for('login'))
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return render_template('register.html', title='Register', form=form)
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@app.route('/user/<username>')
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@login_required
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def user(username):
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user = User.query.filter_by(username=username).first_or_404()
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posts = [
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{'author': user, 'body': 'Test post #1'},
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{'author': user, 'body': 'Test post #2'}
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]
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form = EmptyForm()
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return render_template('user.html', user=user, posts=posts, form=form)
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@app.route('/edit_profile', methods=['GET', 'POST'])
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@login_required
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def edit_profile():
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form = EditProfileForm(current_user.username)
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if form.validate_on_submit():
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current_user.username = form.username.data
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current_user.about_me = form.about_me.data
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db.session.commit()
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flash('Your changes have been saved.')
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return redirect(url_for('edit_profile'))
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elif request.method == 'GET':
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form.username.data = current_user.username
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form.about_me.data = current_user.about_me
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return render_template('edit_profile.html', title='Edit Profile',
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form=form)
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@app.route('/follow/<username>', methods=['POST'])
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@login_required
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def follow(username):
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form = EmptyForm()
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if form.validate_on_submit():
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user = User.query.filter_by(username=username).first()
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if user is None:
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flash('User {} not found.'.format(username))
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return redirect(url_for('index'))
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if user == current_user:
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flash('You cannot follow yourself!')
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return redirect(url_for('user', username=username))
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current_user.follow(user)
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db.session.commit()
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flash('You are following {}!'.format(username))
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return redirect(url_for('user', username=username))
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else:
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return redirect(url_for('index'))
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@app.route('/unfollow/<username>', methods=['POST'])
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@login_required
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def unfollow(username):
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form = EmptyForm()
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if form.validate_on_submit():
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user = User.query.filter_by(username=username).first()
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if user is None:
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flash('User {} not found.'.format(username))
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return redirect(url_for('index'))
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if user == current_user:
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flash('You cannot unfollow yourself!')
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return redirect(url_for('user', username=username))
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current_user.unfollow(user)
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db.session.commit()
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flash('You are not following {}.'.format(username))
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return redirect(url_for('user', username=username))
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else:
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return redirect(url_for('index'))
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