services.py 文件源码

def update_user_image(user_id):
    user = models.Users.query.get(user_id)
    user_serialized = serializer.UsersSerializer().serialize([user])
    if not user:
        return jsonify(result='invalid user id'), 404
    if 'image_file' not in request.files:
        return jsonify(result='No file part'), 404

    file = request.files['image_file']

    if file.filename == '':
        return jsonify(result='No selected file'), 400
    if not file or not allowed_file(file.filename):
        return jsonify(result='File with invalid format'), 400

    filename = secure_filename(file.filename)
    if not user.save_image(file):
        return jsonify(user=user_serialized), 400

    db.session.commit()
    user_serialized = serializer.UsersSerializer().serialize([user])
    return jsonify(user=user_serialized), 200