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"""Tornado handlers for the live notebook view.
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Authors:
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* Brian Granger
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"""
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#-----------------------------------------------------------------------------
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# Copyright (C) 2011 The IPython Development Team
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#
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# Distributed under the terms of the BSD License. The full license is in
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# the file COPYING, distributed as part of this software.
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#-----------------------------------------------------------------------------
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#-----------------------------------------------------------------------------
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# Imports
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#-----------------------------------------------------------------------------
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import os
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from tornado import web
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HTTPError = web.HTTPError
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from ..base.handlers import IPythonHandler, authenticate_unless_readonly
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from ..utils import url_path_join
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#-----------------------------------------------------------------------------
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# Handlers
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#-----------------------------------------------------------------------------
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class NewHandler(IPythonHandler):
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@web.authenticated
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def get(self):
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notebook_id = self.notebook_manager.new_notebook()
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self.redirect(url_path_join(self.base_project_url, notebook_id))
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class NamedNotebookHandler(IPythonHandler):
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@authenticate_unless_readonly
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def get(self, notebook_id):
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nbm = self.notebook_manager
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if not nbm.notebook_exists(notebook_id):
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raise web.HTTPError(404, u'Notebook does not exist: %s' % notebook_id)
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self.write(self.render_template('notebook.html',
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project=self.project,
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notebook_id=notebook_id,
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kill_kernel=False,
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mathjax_url=self.mathjax_url,
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)
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)
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class NotebookRedirectHandler(IPythonHandler):
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@authenticate_unless_readonly
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def get(self, notebook_name):
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# strip trailing .ipynb:
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notebook_name = os.path.splitext(notebook_name)[0]
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notebook_id = self.notebook_manager.rev_mapping.get(notebook_name, '')
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if notebook_id:
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url = url_path_join(self.settings.get('base_project_url', '/'), notebook_id)
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return self.redirect(url)
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else:
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raise HTTPError(404)
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class NotebookCopyHandler(IPythonHandler):
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@web.authenticated
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def get(self, notebook_id):
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notebook_id = self.notebook_manager.copy_notebook(notebook_id)
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self.redirect(url_path_join(self.base_project_url, notebook_id))
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#-----------------------------------------------------------------------------
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# URL to handler mappings
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#-----------------------------------------------------------------------------
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_notebook_id_regex = r"(?P<notebook_id>\w+-\w+-\w+-\w+-\w+)"
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_notebook_name_regex = r"(?P<notebook_name>.+\.ipynb)"
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default_handlers = [
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(r"/new", NewHandler),
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(r"/%s" % _notebook_id_regex, NamedNotebookHandler),
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(r"/%s" % _notebook_name_regex, NotebookRedirectHandler),
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(r"/%s/copy" % _notebook_id_regex, NotebookCopyHandler),
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]
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