main.py

import datetime
import jinja2
import os
import cloudstorage as gcs
import webapp2

from google.appengine.api import users, app_identity

TEMPLATE_DIR = os.path.join(os.path.dirname(__file__), 'templates')
template_env = jinja2.Environment(loader=jinja2.FileSystemLoader(TEMPLATE_DIR))


def get(self):
    bucket_name = os.environ.get('BUCKET_NAME',
                                 app_identity.get_default_gcs_bucket_name())

    self.response.headers['Content-Type'] = 'text/plain'
    self.response.write('Demo GCS Application running from Version: '
                        + os.environ['CURRENT_VERSION_ID'] + '\n')
    self.response.write('Using bucket name: ' + bucket_name + '\n\n')


def create_file(self, filename):
    self.response.write('Creating file %s\n' % filename)

    write_retry_params = gcs.RetryParams(backoff_factor=1.1)
    gcs_file = gcs.open(filename,
                        'w',
                        content_type='text/plain',
                        options={'x-goog-meta-foo': 'foo',
                                 'x-goog-meta-bar': 'bar'},
                        retry_params=write_retry_params)
    gcs_file.write('abcde\n')
    gcs_file.write('f'*1024*4 + '\n')
    gcs_file.close()
    self.tmp_filenames_to_clean_up.append(filename)


class MainPage(webapp2.RequestHandler):
    def get(self):
        current_time = datetime.datetime.now()
        user = users.get_current_user()
        login_url = users.create_login_url(self.request.path)
        logout_url = users.create_logout_url(self.request.path)

        template = template_env.get_template('home.php')
        context = {
            'current_time': current_time,
            'user': user,
            'login_url': login_url,
            'logout_url': logout_url,
        }
        self.response.out.write(template.render(context))

application = webapp2.WSGIApplication([('/', MainPage)], debug=True)