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Merge pull request #102 from getnikola/import_page
import_page plugin
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Plugin to import arbitrary web pages. | ||
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Usage: | ||
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``` | ||
nikola import_page http://en.wikipedia.org/wiki/Information_extraction | ||
``` | ||
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That will produce a information-extraction-wikipedia-the-free-encyclopedia.html that you can edit | ||
and move into your stories/ folder. | ||
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PAGES = ( | ||
("stories/*.html", "stories", "story.tmpl"), | ||
) | ||
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[Core] | ||
Name = import_page | ||
Module = import_page | ||
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[Documentation] | ||
Author = Roberto Alsina | ||
Version = 0.1 | ||
Website = http://plugins.getnikola.com/#import_page | ||
Description = Try to import arbitrary web content |
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# -*- coding: utf-8 -*- | ||
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# Copyright © 2015 Roberto Alsina and others | ||
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# 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. | ||
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from __future__ import unicode_literals, print_function | ||
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import codecs | ||
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import libextract.api | ||
import lxml.html | ||
import requests | ||
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from nikola.plugin_categories import Command | ||
from nikola import utils | ||
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LOGGER = utils.get_logger('import_page', utils.STDERR_HANDLER) | ||
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doc_template = '''<!-- | ||
.. title: {title} | ||
.. slug: {slug} | ||
--> | ||
{content} | ||
''' | ||
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class CommandImportPage(Command): | ||
"""Import a Page.""" | ||
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name = "import_page" | ||
needs_config = False | ||
doc_usage = "[options] page_url [page_url,...]" | ||
doc_purpose = "import arbitrary web pages" | ||
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def _execute(self, options, args): | ||
"""Import a Page.""" | ||
for url in args: | ||
self._import_page(url) | ||
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def _import_page(self, url): | ||
r = requests.get(url) | ||
if 199 < r.status_code < 300: # Got it | ||
# Use the page's title | ||
doc = lxml.html.fromstring(r.content) | ||
title = doc.find('*//title').text_content().decode('utf-8') | ||
slug = utils.slugify(title) | ||
nodes = list(libextract.api.extract(r.content)) | ||
# Let's assume the node with more text is the good one | ||
lengths = [len(n.text_content()) for n in nodes] | ||
node = nodes[lengths.index(max(lengths))] | ||
document = doc_template.format( | ||
title=title, | ||
slug=slug, | ||
content=lxml.html.tostring(node, encoding='utf8', method='html', pretty_print=True).decode('utf8') | ||
) | ||
with codecs.open(slug + '.html', 'w+', encoding='utf-8') as outf: | ||
outf.write(document) | ||
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else: | ||
LOGGER.error('Error fetching URL: {}'.format(url)) |
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requests | ||
libextract |