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27 lines
862 B
Python
27 lines
862 B
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 tornado import web
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from ..base.handlers import IPythonHandler, path_regex
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from ..utils import url_escape, url_path_join
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class ViewHandler(IPythonHandler):
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"""Render HTML files within an iframe."""
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@web.authenticated
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def get(self, path):
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path = path.strip('/')
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if not self.contents_manager.file_exists(path):
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raise web.HTTPError(404, f'File does not exist: {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(
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self.render_template('view.html', file_url=file_url, page_title=basename)
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)
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default_handlers = [
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(fr"/view{path_regex}", ViewHandler),
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]
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