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# -*- coding: utf-8 -*-
# Copyright © 2012-2015 Roberto Alsina 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 markdown."""
from __future__ import unicode_literals
import io
import os
try:
from markdown import markdown
except ImportError:
markdown = None # NOQA
nikola_extension = None
gist_extension = None
podcast_extension = None
from nikola.plugin_categories import PageCompiler
from nikola.utils import makedirs, req_missing, write_metadata
class CompileMarkdown(PageCompiler):
"""Compile Markdown into HTML."""
name = "markdown"
friendly_name = "Markdown"
demote_headers = True
extensions = []
site = None
def set_site(self, site):
"""Set Nikola site."""
super(CompileMarkdown, self).set_site(site)
self.config_dependencies = []
for plugin_info in self.get_compiler_extensions():
self.config_dependencies.append(plugin_info.name)
self.extensions.append(plugin_info.plugin_object)
plugin_info.plugin_object.short_help = plugin_info.description
self.config_dependencies.append(str(sorted(site.config.get("MARKDOWN_EXTENSIONS"))))
def compile_html(self, source, dest, is_two_file=True):
"""Compile source file into HTML and save as dest."""
if markdown is None:
req_missing(['markdown'], 'build this site (compile Markdown)')
makedirs(os.path.dirname(dest))
self.extensions += self.site.config.get("MARKDOWN_EXTENSIONS")
with io.open(dest, "w+", encoding="utf8") as out_file:
with io.open(source, "r", encoding="utf8") as in_file:
data = in_file.read()
if not is_two_file:
_, data = self.split_metadata(data)
output = markdown(data, self.extensions)
out_file.write(output)
def create_post(self, path, **kw):
"""Create a new post."""
content = kw.pop('content', None)
onefile = kw.pop('onefile', False)
# is_page is not used by create_post as of now.
kw.pop('is_page', False)
metadata = {}
metadata.update(self.default_metadata)
metadata.update(kw)
makedirs(os.path.dirname(path))
if not content.endswith('\n'):
content += '\n'
with io.open(path, "w+", encoding="utf8") as fd:
if onefile:
fd.write('<!-- \n')
fd.write(write_metadata(metadata))
fd.write('-->\n\n')
fd.write(content)
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