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# -*- coding: utf-8 -*-
# Copyright © 2012-2013 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.
from __future__ import print_function, absolute_import, unicode_literals
import codecs
import datetime
import os
try:
from urlparse import urljoin, urlparse
except ImportError:
from urllib.parse import urljoin, urlparse # NOQA
from nikola.plugin_categories import LateTask
from nikola.utils import config_changed
header = """<?xml version="1.0" encoding="UTF-8"?>
<urlset
xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9
http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd">
"""
url_format = """ <url>
<loc>{0}</loc>
<lastmod>{1}</lastmod>
</url>
"""
get_lastmod = lambda p: datetime.datetime.fromtimestamp(os.stat(p).st_mtime).isoformat().split('T')[0]
def get_base_path(base):
"""returns the path of a base URL if it contains one.
>>> get_base_path('http://some.site') == '/'
True
>>> get_base_path('http://some.site/') == '/'
True
>>> get_base_path('http://some.site/some/sub-path') == '/some/sub-path/'
True
>>> get_base_path('http://some.site/some/sub-path/') == '/some/sub-path/'
True
"""
# first parse the base_url for some path
base_parsed = urlparse(base)
if not base_parsed.path:
sub_path = ''
else:
sub_path = base_parsed.path
if sub_path.endswith('/'):
return sub_path
else:
return sub_path + '/'
class Sitemap(LateTask):
"""Generate google sitemap."""
name = "sitemap"
def gen_tasks(self):
"""Generate Google sitemap."""
kw = {
"base_url": self.site.config["BASE_URL"],
"site_url": self.site.config["SITE_URL"],
"output_folder": self.site.config["OUTPUT_FOLDER"],
"strip_indexes": self.site.config["STRIP_INDEXES"],
"index_file": self.site.config["INDEX_FILE"],
"sitemap_include_fileless_dirs": self.site.config["SITEMAP_INCLUDE_FILELESS_DIRS"],
"mapped_extensions": self.site.config.get('MAPPED_EXTENSIONS', ['.html', '.htm', '.xml'])
}
output_path = kw['output_folder']
sitemap_path = os.path.join(output_path, "sitemap.xml")
base_path = get_base_path(kw['base_url'])
locs = {}
output = kw['output_folder']
base_url = kw['base_url']
mapped_exts = kw['mapped_extensions']
def scan_locs():
for root, dirs, files in os.walk(output):
if not dirs and not files and not kw['sitemap_include_fileless_dirs']:
continue # Totally empty, not on sitemap
path = os.path.relpath(root, output)
# ignore the current directory.
path = (path.replace(os.sep, '/') + '/').replace('./', '')
lastmod = get_lastmod(root)
loc = urljoin(base_url, base_path + path)
if kw['index_file'] in files and kw['strip_indexes']: # ignore folders when not stripping urls
locs[loc] = url_format.format(loc, lastmod)
for fname in files:
if kw['strip_indexes'] and fname == kw['index_file']:
continue # We already mapped the folder
if os.path.splitext(fname)[-1] in mapped_exts:
real_path = os.path.join(root, fname)
path = os.path.relpath(real_path, output)
if path.endswith(kw['index_file']) and kw['strip_indexes']:
# ignore index files when stripping urls
continue
if path.endswith('.html') or path.endswith('.htm'):
if not u'<!doctype html' in codecs.open(real_path, 'r', 'utf8').read(1024).lower():
# ignores "html" files without doctype
# alexa-verify, google-site-verification, etc.
continue
if path.endswith('.xml'):
if not u'<rss' in codecs.open(real_path, 'r', 'utf8').read(512):
# ignores all XML files except those presumed to be RSS
continue
post = self.site.post_per_file.get(path)
if post and (post.is_draft or post.is_retired or post.publish_later):
continue
path = path.replace(os.sep, '/')
lastmod = get_lastmod(real_path)
loc = urljoin(base_url, base_path + path)
locs[loc] = url_format.format(loc, lastmod)
def write_sitemap():
# Have to rescan, because files may have been added between
# task dep scanning and task execution
scan_locs()
with codecs.open(sitemap_path, 'wb+', 'utf8') as outf:
outf.write(header)
for k in sorted(locs.keys()):
outf.write(locs[k])
outf.write("</urlset>")
# Other tasks can depend on this output, instead of having
# to scan locations.
return {'locations': list(locs.keys())}
scan_locs()
yield self.group_task()
task = {
"basename": "sitemap",
"name": sitemap_path,
"targets": [sitemap_path],
"actions": [(write_sitemap,)],
"uptodate": [config_changed({1: kw, 2: locs})],
"clean": True,
"task_dep": ["render_site"],
}
yield task
if __name__ == '__main__':
import doctest
doctest.testmod()
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