mirror of https://gitee.com/openkylin/libvirt.git
154 lines
4.0 KiB
Python
Executable File
154 lines
4.0 KiB
Python
Executable File
#!/usr/bin/env python3
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library. If not, see
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# <http://www.gnu.org/licenses/>.
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#
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# Check that external references between documentation HTML files are not broken.
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import sys
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import os
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import argparse
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import re
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import xml.etree.ElementTree as ET
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ns = {'html': 'http://www.w3.org/1999/xhtml'}
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externallinks = []
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def get_file_list(prefix):
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filelist = []
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for root, dir, files in os.walk(prefix):
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prefixbase = os.path.dirname(prefix)
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if root.startswith(prefixbase):
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relroot = root[len(prefixbase):]
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else:
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relroot = root
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for file in files:
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if not re.search('\\.html$', file):
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continue
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# the 404 page doesn't play well
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if '404.html' in file:
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continue
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fullfilename = os.path.join(root, file)
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relfilename = os.path.join(relroot, file)
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filelist.append((fullfilename, relfilename))
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return filelist
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# loads an XHTML and extracts all anchors, local and remote links for the one file
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def process_file(filetuple):
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filename, relfilename = filetuple
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tree = ET.parse(filename)
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root = tree.getroot()
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anchors = [relfilename]
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targets = []
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for elem in root.findall('.//html:a', ns):
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target = elem.get('href')
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an = elem.get('id')
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if an:
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anchors.append(relfilename + '#' + an)
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if target:
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if re.search('://', target):
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externallinks.append(target)
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elif target[0] != '#' and 'mailto:' not in target:
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dirname = os.path.dirname(relfilename)
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targetname = os.path.normpath(os.path.join(dirname, target))
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targets.append((targetname, filename, target))
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# older docutils generate "<div class='section'"
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for elem in root.findall('.//html:div/[@class=\'section\']', ns):
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an = elem.get('id')
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if an:
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anchors.append(relfilename + '#' + an)
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# modern docutils generate a <section element
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for elem in root.findall('.//html:section', ns):
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an = elem.get('id')
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if an:
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anchors.append(relfilename + '#' + an)
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return (anchors, targets)
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def process_all(filelist):
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anchors = []
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targets = []
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for filetuple in filelist:
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anchor, target = process_file(filetuple)
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targets = targets + target
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anchors = anchors + anchor
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return (targets, anchors)
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def check_targets(targets, anchors):
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errors = []
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for target, targetfrom, targetorig in targets:
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if target not in anchors:
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errors.append((targetfrom, targetorig))
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if errors:
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errors.sort()
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print('broken link targets:')
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for file, target in errors:
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print(file + " broken link: " + target)
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return True
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return False
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parser = argparse.ArgumentParser(description='HTML reference checker')
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parser.add_argument('--prefix', default='.',
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help='build tree prefix')
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parser.add_argument('--external', action="store_true",
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help='print external references instead')
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args = parser.parse_args()
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files = get_file_list(args.prefix)
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targets, anchors = process_all(files)
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if args.external:
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prev = None
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externallinks.sort()
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for ext in externallinks:
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if ext != prev:
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print(ext)
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prev = ext
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else:
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if check_targets(targets, anchors):
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sys.exit(1)
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sys.exit(0)
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