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# -*- coding: utf-8 -*-
# Copyright © 2013-2014 Damián Avila and others.
# Permission is hereby granted, free of charge, to any
# person obtaining a copy of this software and associated
# documentation files (the "Software"), to deal in the
# Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the
# Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice
# shall be included in all copies or substantial portions of
# the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
# PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS
# OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
# OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
"""Implementation of compile_html based on nbconvert."""
from __future__ import unicode_literals, print_function
import codecs
import os
try:
from IPython.nbconvert.exporters import HTMLExporter
from IPython.nbformat import current as nbformat
from IPython.config import Config
flag = True
except ImportError:
flag = None
from nikola.plugin_categories import PageCompiler
from nikola.utils import makedirs, req_missing
try:
from collections import OrderedDict
except ImportError:
OrderedDict = dict # NOQA
class CompileIPynb(PageCompiler):
"""Compile IPynb into HTML."""
name = "ipynb"
def compile_html(self, source, dest, is_two_file=True):
if flag is None:
req_missing(['ipython>=1.1.0'], 'build this site (compile ipynb)')
makedirs(os.path.dirname(dest))
HTMLExporter.default_template = 'basic'
c = Config(self.site.config['IPYNB_CONFIG'])
exportHtml = HTMLExporter(config=c)
with codecs.open(dest, "w+", "utf8") as out_file:
with codecs.open(source, "r", "utf8") as in_file:
nb = in_file.read()
nb_json = nbformat.reads_json(nb)
(body, resources) = exportHtml.from_notebook_node(nb_json)
out_file.write(body)
def create_post(self, path, onefile=False, is_page=False, **kw):
metadata = OrderedDict()
metadata.update(self.default_metadata)
metadata.update(kw)
d_name = os.path.dirname(path)
makedirs(os.path.dirname(path))
meta_path = os.path.join(d_name, kw['slug'] + ".meta")
with codecs.open(meta_path, "wb+", "utf8") as fd:
fd.write('\n'.join((metadata['title'], metadata['slug'],
metadata['date'], metadata['tags'],
metadata['link'],
metadata['description'], metadata['type'])))
print("Your {0}'s metadata is at: {1}".format('page' if is_page else 'post', meta_path))
with codecs.open(path, "wb+", "utf8") as fd:
fd.write("""{
"metadata": {
"name": ""
},
"nbformat": 3,
"nbformat_minor": 0,
"worksheets": [
{
"cells": [
{
"cell_type": "code",
"collapsed": false,
"input": [],
"language": "python",
"metadata": {},
"outputs": []
}
],
"metadata": {}
}
]
}""")
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