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37 lines
1.1 KiB
Python
37 lines
1.1 KiB
Python
"""Tornado handlers for viewing HTML files."""
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# Copyright (c) Jupyter Development Team.
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# Distributed under the terms of the Modified BSD License.
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from jupyter_core.utils import ensure_async
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from tornado import web
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from jupyter_server.auth.decorator import authorized
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from ..base.handlers import JupyterHandler, path_regex
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from ..utils import url_escape, url_path_join
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AUTH_RESOURCE = "contents"
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class ViewHandler(JupyterHandler):
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"""Render HTML files within an iframe."""
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auth_resource = AUTH_RESOURCE
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@web.authenticated
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@authorized
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async def get(self, path):
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"""Get a view on a given path."""
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path = path.strip("/")
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if not await ensure_async(self.contents_manager.file_exists(path)):
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raise web.HTTPError(404, "File does not exist: %s" % path)
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basename = path.rsplit("/", 1)[-1]
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file_url = url_path_join(self.base_url, "files", url_escape(path))
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self.write(self.render_template("view.html", file_url=file_url, page_title=basename))
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default_handlers = [
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(r"/view%s" % path_regex, ViewHandler),
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]
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