def register():
if request.method == 'POST':
username = request.form['username']
password = request.form['password']
db = get_db()
error = None
if not username:
error = 'Username is required.'
elif not password:
error = 'Password is required.'
elif db.execute(
'SELECT id FROM user WHERE username = ?', (username,)
).fetchone() is not None:
error = 'User {} is already registered.'.format(username)
if error is None:
db.execute(
'INSERT INTO user (username, password) VALUES (?, ?)',
(username, generate_password_hash(password))
)
db.commit()
return redirect(url_for('auth.login'))
flash(error)
return render_template('auth/register.html')
def index():
db = get_db()
stories = db.execute(
'SELECT s.id, title, facts, analysis, created, news_date, '
' author_id, username'
' FROM story s JOIN user u ON s.author_id = u.id'
' ORDER BY created DESC').fetchall()
return render_template('news/index.html', stories=stories)
def load_logged_in_user():
user_id = session.get('user_id')
if user_id is None:
g.user = None
else:
g.user = get_db().execute(
'SELECT * FROM user WHERE id = ?', (user_id,)
).fetchone()
def get_story(id, check_author=True):
story = get_db().execute(
'SELECT s.id, title, facts, analysis, news_date,'
' created, author_id, username'
' FROM story s JOIN user u ON s.author_id = u.id'
' WHERE s.id = ?', (id, )).fetchone()
if story is None:
abort(404, "Post if {0} doesn't exist.".format(id))
if check_author and story['author_id'] != g.user['id']:
abort(403)
return story
def login():
if request.method == 'POST':
username = request.form['username']
password = request.form['password']
db = get_db()
error = None
user = db.execute(
'SELECT * FROM user WHERE username = ?', (username,)
).fetchone()
if user is None:
error = 'Incorrect username.'
elif not check_password_hash(user['password'], password):
error = 'Incorrect password.'
if error is None:
session.clear()
session['user_id'] = user['id']
return redirect(url_for('index'))
flash(error)
return render_template('auth/login.html')
def create():
if request.method == 'POST':
title = request.form['title']
facts = request.form['facts']
analysis = request.form['analysis']
news_date = request.form['news_date']
error = None
if not title:
error = 'Title is required.'
if error is not None:
flash(error)
else:
db = get_db()
db.execute(
'INSERT INTO story (title, facts, analysis, '
' news_date, author_id)'
' VALUES (?, ?, ?, ?, ?)',
(title, facts, analysis, news_date, g.user['id']))
db.commit()
return redirect(url_for('news.index'))
return render_template('news/create.html')
def update(id):
story = get_story(id)
if request.method == 'POST':
title = request.form['title']
facts = request.form['facts']
analysis = request.form['analysis']
news_date = request.form['news_date']
error = None
if not title:
error = 'Title is required.'
if error is not None:
flash(error)
else:
db = get_db()
db.execute(
'UPDATE story SET title = ?, facts = ?, analysis = ?,'
' news_date = ?'
' WHERE id = ?', (title, facts, analysis, news_date, id))
db.commit()
return redirect(url_for('news.index'))
return render_template('news/update.html', story=story)
def delete(id):
get_story(id)
db = get_db()
db.execute('DELETE FROM story WHERE id = ?', (id, ))
db.commit()
return redirect(url_for('news.index'))