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#!/usr/bin/env python3
#
# Copyright (c) 2019 Jon Turney
#
# 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.
#
#
# Fix hints for (probably source) packages consisting of just 'skip:'
#
# (cygport stopped generating these since 0.23.0)
#
import argparse
import os
import re
import shutil
import sys
from . import common_constants
from . import hint
from .version import SetupVersion
#
# write a hint file
#
def hint_file_write(fn, hints):
with open(fn, 'w') as f:
for k, v in hints.items():
print("%s: %s" % (k, v), file=f)
#
# pick most popular item from a list
#
def pick(l):
if not l:
return None
h = {}
for i in l:
h[i] = h.get(i, 0) + 1
for i in sorted(h, key=h.get, reverse=True):
print('%4d: %s' % (h[i], i))
i = sorted(h, key=h.get, reverse=True)[0]
# unanimous ?
if h[i] == len(l):
return i
return None
#
# try to invent plausible information by looking at subpackages
#
def invent_from_subpackages(path, vr):
sdesc_candidates = []
category_candidates = []
for (dirpath, _subdirs, files) in os.walk(path):
# debuginfo packages never have a good information
if 'debuginfo' in dirpath:
continue
# consider sub-package hints
for f in files:
if re.match('^.*-' + re.escape(vr) + '.hint$', f):
hints = hint.hint_file_parse(os.path.join(dirpath, f), hint.pvr)
if 'sdesc' in hints:
# ... which doesn't contain 'Obsolete' etc.
if 'Obsolete' in hints['sdesc'] or '_obsolete' in hints['category']:
continue
# remove anything inside parentheses, or a single word after
# a hyphen, at the end of quoted sdesc
sdesc = hints['sdesc']
sdesc = re.sub(r'"(.*)"', r'\1', sdesc)
sdesc = re.sub(r'(\(.*?\))$', '', sdesc)
sdesc = re.sub(r' - \w*$', '', sdesc)
sdesc = sdesc.strip()
sdesc = '"' + sdesc + '"'
sdesc_candidates.append(sdesc)
# ignore 'Doc' category (on the basis that this usually a
# documentation subpackage)
if hints['category'] != 'Doc':
category_candidates.append(hints['category'])
# Ignore a single tool/utility subpackage
for t in ['utility', 'utilities', 'tool']:
occurences = [c for c in sdesc_candidates if re.search(r'\b' + t + '\b', c.lower())]
if len(occurences) == 1:
sdesc_candidates.remove(occurences[0])
# pick 'Libs' if that's a possibility
category = pick(category_candidates)
if not category and 'Libs' in category_candidates:
category = 'Libs'
return (pick(sdesc_candidates), category)
#
# try to invent plausible information by looking at more recent versions
#
def invent_from_other_versions(path, later_vrs):
sdesc_candidates = []
category_candidates = []
pn = path.split(os.path.sep)[-1]
for vr in later_vrs:
f = pn + '-' + vr + '.hint'
hints = hint.hint_file_parse(os.path.join(path, f), hint.pvr)
if 'sdesc' in hints:
sdesc_candidates.append(hints['sdesc'])
if 'category' in hints:
category_candidates.append(hints['category'])
return (pick(sdesc_candidates), pick(category_candidates))
#
#
#
def fix_one_hint(dirpath, hintfile, vr, later_vrs):
hints = hint.hint_file_parse(os.path.join(dirpath, hintfile), hint.pvr)
hints.pop('parse-errors', None)
hints.pop('parse-warnings', None)
if ('skip' not in hints) or (len(hints) > 1):
return (0, 0)
# if hint only contains skip:, try to come up with plausible sdesc and category
(sdesc, category) = invent_from_subpackages(dirpath, vr)
if not (sdesc and category):
(sdesc, category) = invent_from_other_versions(dirpath, later_vrs)
if not (sdesc and category):
print('couldn\'t invent hints for %s' % (hintfile))
return (1, 0)
hints['sdesc'] = sdesc
hints['category'] = category
if 'source' not in hints['sdesc']:
sdesc = re.sub(r'"(.*)"', r'\1', hints['sdesc'])
sdesc += ' (source)'
hints['sdesc'] = '"' + sdesc + '"'
print('writing invented hints for %s' % (hintfile))
shutil.copy2(os.path.join(dirpath, hintfile), os.path.join(dirpath, hintfile + '.bak'))
hint_file_write(os.path.join(dirpath, hintfile), hints)
return (1, 1)
def fix_hints(rel_area, mode):
skip_only = 0
invented = 0
for (dirpath, _subdirs, files) in os.walk(rel_area):
vrs = {}
for f in files:
match = re.match(r'^.*?-(\d.*).hint$', f)
if match:
vrs[match.group(1)] = f
if vrs:
if mode == 'newest':
v = sorted(vrs, key=lambda v: SetupVersion(v), reverse=True)[0]
f = vrs[v]
vrs = {v: f}
sorted_vrs = sorted(vrs, key=lambda v: SetupVersion(v))
while sorted_vrs:
vr = sorted_vrs.pop(0)
(s, i) = fix_one_hint(dirpath, vrs[vr], vr, sorted_vrs)
skip_only += s
invented += i
print('%d skip only hints, invented %d hints' % (skip_only, invented))
#
#
#
def main():
relarea_default = common_constants.FTP
parser = argparse.ArgumentParser(description='skip-only hint fixer')
parser.add_argument('--releasearea', action='store', metavar='DIR', help="release directory (default: " + relarea_default + ")", default=relarea_default, dest='rel_area')
parser.add_argument('--mode', action='store', metavar='all|newest', choices=['all', 'newest'], help="fix all hints, or (default) only for newest version", default='newest')
(args) = parser.parse_args()
return fix_hints(args.rel_area, args.mode)
#
#
#
if __name__ == "__main__":
sys.exit(main())
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