mirror of https://github.com/tLDP/LDP
173 lines
4.9 KiB
Python
173 lines
4.9 KiB
Python
#! /usr/bin/python
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#
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# -- migrate to the new naming scheme
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from __future__ import absolute_import, division, print_function
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import os
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import sys
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import time
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import errno
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import shutil
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import logging
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import functools
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logformat = '%(levelname)-9s %(name)s %(filename)s#%(lineno)s ' \
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+ '%(funcName)s %(message)s'
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logging.basicConfig(stream=sys.stderr, format=logformat, level=logging.DEBUG)
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logger = logging.getLogger(__name__)
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# -- short names
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#
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opa = os.path.abspath
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opb = os.path.basename
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opd = os.path.dirname
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opj = os.path.join
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opn = os.path.normpath
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opr = os.path.relpath
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ops = os.path.split
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refdocs = '''CVS-BestPractices
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VideoLAN-Quickstart
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VLC-User-Guide
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VLS-User-Guide
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INTRO/Backup-INTRO
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INTRO/Intrusion-INTRO
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INTRO/PhysSecurity-INTRO
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INTRO/SecuringData-INTRO
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INTRO/Virus-INTRO'''.split()
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def validate_args(argv):
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if len(argv) == 4:
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for d in argv[:3]:
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if not os.path.isdir(d):
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return False
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return True
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return False
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def collect_published_stems(dirbase):
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d = dict()
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for stem in os.listdir(dirbase):
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if not os.path.isdir(opj(dirbase, stem)):
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continue
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d[stem] = stem
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# add_renamed_stems(d)
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# add_skipped_stems(d)
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return d
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def make_refresh(target, title, delay=0):
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text = '''<html xmlns="http://www.w3.org/1999/xhtml">
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<head>
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<title>{1}: {0}</title>
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<meta http-equiv="refresh" content="{2};URL='{0}'" />
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</head>
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<body>
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<p>This page has moved permanently to
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<a href="{0}">{0}</a>.
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Update your bookmarks if you wish. The compatibility
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redirect will remain through, at least, early 2017.
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</p>
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</body>
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</html>
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'''
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return text.format(target, title, delay)
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def swapfiles(a, b):
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'''use os.rename() to make "a" become "b"'''
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if not os.path.isfile(a):
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raise OSError(errno.ENOENT, os.strerror(errno.ENOENT), a)
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tf = None
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if os.path.exists(b):
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_, tf = mkstemp(prefix='swapfile-', dir=opd(opa(a)))
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logger.debug("Created tempfile %s.", tf)
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logger.debug("About to rename %s to %s.", b, tf)
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os.rename(b, tf)
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logger.debug("About to rename %s to %s.", a, b)
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os.rename(a, b)
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if tf:
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logger.debug("About to rename %s to %s.", tf, a)
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os.rename(tf, a)
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logger.debug("About to remove %s.", tf)
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os.rmdir(tf)
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def create_symlink(source, target):
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assert not os.path.exists(target)
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targetdir = os.path.dirname(target)
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if not os.path.isdir(targetdir):
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logger.debug("Creating directory %s", targetdir)
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os.makedirs(targetdir)
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logger.debug("Creating symlink %s, pointing to %s", target, source)
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os.symlink(os.path.relpath(source, start=targetdir), target)
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def create_refresh_meta_equiv(fname, url, stem, **kwargs):
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assert not os.path.exists(fname)
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targetdir = os.path.dirname(fname)
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if not os.path.isdir(targetdir):
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logger.debug("Creating directory %s", targetdir)
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os.makedirs(targetdir)
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logger.debug("Creating file %s, with redirect to %s", fname, url)
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with open(fname, 'w') as f:
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f.write(make_refresh(url, stem, **kwargs))
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def newhtmlfilename(pubdir, stem, fname):
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sought = opj(pubdir, stem, fname)
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if not os.path.isfile(sought):
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return opj(pubdir, stem, 'index.html')
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return sought
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def refs(stems, refpath, refcompat, pubdir, urlbase):
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for doc in refdocs:
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stem = doc.replace('INTRO/', '')
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if stem not in stems:
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logger.critical("Stem %s not found in %s.", stem, pubdir)
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sys.exit(1)
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# -- PDF handling
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newpdf = opj(pubdir, stem, stem + '.pdf')
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oldpdf = opj(refcompat, doc + '.pdf')
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if not os.path.exists(oldpdf):
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oldpdf = opj(refcompat, stem, stem + '.pdf')
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assert os.path.exists(oldpdf)
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assert os.path.exists(newpdf)
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os.rename(oldpdf, oldpdf + '.' + str(int(time.time())))
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create_symlink(newpdf, oldpdf)
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# -- HTML handling
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htmldir = opj(refcompat, doc, 'html')
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if not os.path.isdir(htmldir):
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htmldir, _ = os.path.split(htmldir)
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assert os.path.exists(htmldir)
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for fn in os.listdir(htmldir):
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if not fn.endswith('.html'):
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continue
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pubpath = newhtmlfilename(pubdir, stem, fn)
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url = pubpath.replace(pubdir, urlbase)
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fullname = opj(htmldir, fn)
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os.rename(fullname, fullname + '.' + str(int(time.time())))
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create_refresh_meta_equiv(fullname, url, stem, delay=2)
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def main(fin, fout, argv):
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me = os.path.basename(sys.argv[0])
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usage = "usage: %s <refpath> <refcompat> <pubdir> <urlbase>" % (me,)
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if not validate_args(argv):
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return usage
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refpath, refcompat, pubdir, urlbase = argv
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stems = collect_published_stems(pubdir)
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refs(stems, refpath, refcompat, pubdir, urlbase)
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return os.EX_OK
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if __name__ == '__main__':
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sys.exit(main(sys.stdin, sys.stdout, sys.argv[1:]))
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# -- end of file
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