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- #encoding: utf-8
- """Tornado handlers for viewing HTML files."""
- # Copyright (c) Jupyter Development Team.
- # Distributed under the terms of the Modified BSD License.
- from tornado import web
- from ..base.handlers import IPythonHandler, path_regex
- from ..utils import url_escape, url_path_join
- class ViewHandler(IPythonHandler):
- """Render HTML files within an iframe."""
- @web.authenticated
- def get(self, path):
- path = path.strip('/')
- if not self.contents_manager.file_exists(path):
- raise web.HTTPError(404, u'File does not exist: %s' % path)
- basename = path.rsplit('/', 1)[-1]
- file_url = url_path_join(self.base_url, 'files', url_escape(path))
- self.write(
- self.render_template('view.html', file_url=file_url, page_title=basename)
- )
- default_handlers = [
- (r"/view%s" % path_regex, ViewHandler),
- ]
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