xeps/checkdeadlinks.py

106 行
3.3 KiB
Python
Executable File

#!/usr/bin/env python
# File: checkdeadlinks.py
# Version: 0.1
# Description: a script for checking XEPs for dead links
# Last Modified: 2016-10-03
# Author: Tobias Markmann (tm@ayena.de)
# License: public domain
# HowTo: ./checkdeadlinks.py --xep=xepnum
## LICENSE ##
#
# Copyright (c) 1999 - 2010 XMPP Standards Foundation
#
# 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.
#
## END LICENSE ##
'''
A script for checking XEPs for dead links.
'''
from __future__ import print_function
from argparse import ArgumentParser
import sys
import re
from xml.dom.minidom import parse
try:
from urllib.request import Request, urlopen
except ImportError:
# We are on python2
from urllib2 import Request, urlopen
def is_dead(url):
if re.match("^(http|https)", url):
if verbose:
print(url + ' :', end=' ')
try:
request = Request(url)
request.add_header('User-Agent', "Mozilla/5.001 (windows; U; NT4.0; en-US; rv:1.0) Gecko/25250101")
urlopen(request).read()
except Exception as e:
reason = str(e)
if verbose:
print("XEP-" + xepnum + " - DEAD: " + url + " [" + reason + "]")
return True
else:
if verbose:
print('OK')
return False
else:
return False
def get_deadlinks(xep, is_verbose=False):
global xepnum
xepnum = '%04d' % xep
global verbose
verbose = is_verbose
xepfile = 'xep-' + xepnum + '.xml'
thexep = parse(xepfile)
urls = [link.getAttribute("url") for link in thexep.getElementsByTagName("link")]
urls += [image.getAttribute("src") for image in thexep.getElementsByTagName("img")]
if verbose:
print('Checking XEP-%s (%d links):' % (xepnum, len(urls)))
return [url for url in set(urls) if is_dead(url)]
def main():
parser = ArgumentParser(description=__doc__)
parser.add_argument('-v', '--verbose', action='store_true', help='Enables more verbosity')
parser.add_argument('-x', '--xep', type=int, help='Defines the number of the XEP to check')
args = parser.parse_args()
deadlinks = get_deadlinks(args.xep, args.verbose)
if deadlinks:
for url in deadlinks:
print(url)
sys.exit(1)
if __name__ == "__main__":
main()