def random():
db = get_db()
definitions = db.execute(
'SELECT d.id, word, definition, created, author_id, username'
' FROM definitions d JOIN user u ON d.author_id = u.id'
' ORDER BY RANDOM() LIMIT 1').fetchall()
return render_template('definitions/index.html',
definitions_list=definitions)
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 my_words(author_id):
db = get_db()
definitions = db.execute(
'SELECT d.id, word, definition, created, author_id, username'
' FROM definitions d JOIN user u ON d.author_id = u.id WHERE author_id = ?'
' ORDER BY created DESC', (author_id, )).fetchall()
return render_template('definitions/index.html',
definitions_list=definitions)
def get_definition(id, check_author=True):
definition = get_db().execute(
'SELECT d.id, word, definition, created, author_id, username'
' FROM definitions d JOIN user u ON d.author_id = u.id'
' WHERE d.id = ?', (id, )).fetchone()
if definition is None:
abort(404, "Definition id {0} doesn't exist.".format(id))
if check_author and definition['author_id'] != g.user['id']:
abort(403, "Not permitted to edit this one")
return definition
def add():
if request.method == 'POST':
word = request.form['word']
definition = request.form['definition']
error = None
if not word:
error = 'Word is required.'
if error is not None:
flash(error)
else:
db = get_db()
db.execute(
'INSERT INTO definitions (word, definition, author_id)'
'VALUES (?, ?, ?)', (word, definition, g.user['id']))
db.commit()
return redirect(url_for('definitions.index'))
return render_template('definitions/add.html')
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 update(id):
post = get_definition(id)
if request.method == 'POST':
word = request.form['word']
definition = request.form['definition']
error = None
if not word:
error = 'Title is required.'
if error is not None:
flash(error)
else:
db = get_db()
db.execute(
'UPDATE definitions SET word = ?, definition = ?'
' WHERE id = ?', (word, definition, id))
db.commit()
return redirect(url_for('definitions.index'))
return render_template('definitions/update.html', post=post)
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'
if not password:
error = 'Password is required'
elif db.execute('SELECT id FROM user WHERE username = ?',
(username, )).fetchone() is not None:
error = 'User {} is already registerd.'.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 delete(id):
get_definition(id)
db = get_db()
db.execute('DELETE FROM definitions WHERE id = ?', (id, ))
db.commit()
return redirect(url_for('definitions.index'))