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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 zmq.utils import jsonapi
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from ..base.handlers import IPythonHandler
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from ..services.notebooks.handlers import _notebook_path_regex, _path_regex
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from ..utils import url_path_join
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from urllib import quote
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#-----------------------------------------------------------------------------
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# Handlers
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#-----------------------------------------------------------------------------
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class NotebookHandler(IPythonHandler):
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@web.authenticated
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def post(self):
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"""post either creates a new notebook if no json data is
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sent to the server, or copies the data and returns a
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copied notebook."""
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nbm = self.notebook_manager
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data=self.request.body
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if data:
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data = jsonapi.loads(data)
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notebook_name = nbm.copy_notebook(data['name'])
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else:
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notebook_name = nbm.new_notebook()
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self.finish(jsonapi.dumps({"name": notebook_name}))
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class NamedNotebookHandler(IPythonHandler):
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@web.authenticated
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def get(self, path='', name=None):
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"""get renders the notebook template if a name is given, or
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redirects to the '/files/' handler if the name is not given."""
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nbm = self.notebook_manager
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if name is None:
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url = url_path_join(self.base_project_url, 'files', path)
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self.redirect(url)
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return
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# a .ipynb filename was given
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if not nbm.notebook_exists(name, path):
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raise web.HTTPError(404, u'Notebook does not exist: %s/%s' % (path, name))
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name = nbm.url_encode(name)
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path = nbm.url_encode(path)
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self.write(self.render_template('notebook.html',
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project=self.project_dir,
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notebook_path=path,
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notebook_name=name,
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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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@web.authenticated
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def post(self, path='', name=None):
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"""post either creates a new notebook if no json data is
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sent to the server, or copies the data and returns a
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copied notebook in the location given by 'notebook_path."""
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nbm = self.notebook_manager
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data = self.request.body
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if data:
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data = jsonapi.loads(data)
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notebook_name = nbm.copy_notebook(data['name'], notebook_path)
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else:
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notebook_name = nbm.new_notebook(notebook_path)
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self.finish(jsonapi.dumps({"name": notebook_name}))
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#-----------------------------------------------------------------------------
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# URL to handler mappings
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#-----------------------------------------------------------------------------
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default_handlers = [
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(r"/notebooks/?%s" % _notebook_path_regex, NamedNotebookHandler),
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(r"/notebooks/?%s" % _path_regex, NamedNotebookHandler),
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(r"/notebooks/?", NotebookHandler),
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]
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