myapp.py 文件源码

def edit(request, id):
    user = await User.find_one(id)
    if not user:
        request['flash']('User not found', 'error')
        return redirect(app.url_for('index'))

    if request.method == 'POST':
        name = request.form.get('name', '').strip().lower()
        age = request.form.get('age', '').strip()
        if name:
            doc = dict(name=name, age=int(age))
            is_uniq = await User.is_unique(doc=doc, id=user.id)
            if is_uniq in (True, None):
                # remove non-changed items
                user.clean_for_dirty(doc)
                if doc:
                    await User.update_one({'_id': user.id}, {'$set': doc})

                request['flash']('User was updated successfully', 'success')
                return redirect(app.url_for('index'))
            else:
                request['flash']('This name was already taken', 'error')

        request['flash']('User name is required', 'error')

    return jinja.render('form.html', request, user=user)