flask-boilerplate/app/admin.py

import os.path as op

from flask import request, Response
from werkzeug.exceptions import HTTPException
from flask_admin import Admin
from flask.ext.admin.contrib.sqla import ModelView
from flask.ext.admin.contrib.fileadmin import FileAdmin

from app import app, db
from app.models import User


admin = Admin(app, name='Admin', template_mode='bootstrap3')

class ModelView(ModelView):

    def is_accessible(self):
        auth = request.authorization or request.environ.get('REMOTE_USER')  # workaround for Apache
        if not auth or (auth.username, auth.password) != app.config['ADMIN_CREDENTIALS']:
            raise HTTPException('', Response('You have to an administrator.', 401,
                {'WWW-Authenticate': 'Basic realm="Login Required"'}
            ))
        return True

# Users
admin.add_view(ModelView(User, db.session))

# Static files
path = op.join(op.dirname(__file__), 'static')
admin.add_view(FileAdmin(path, '/static/', name='Static'))