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#!/usr/bin/env python3
#
# Copyright (c) 2015 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.
#
import re
from enchant import DictWithPWL
from enchant.checker import SpellChecker
from enchant.tokenize import Filter
#
#
#
class DescFilter(Filter):
# acronym may start with a digit (e.g. 3GPP), contains two or more capital
# letters (e.g. IP), may also end with a digit (e.g. MP3), and may be
# pluralized (e.g. DLLs)
_acronym_pattern = re.compile(r'^\d?[A-Z]{2,}\d?(|s)')
_url_pattern = re.compile(r'.+://.+')
_module_pattern = re.compile(r'.+::.+')
_path_pattern = re.compile(r'^/.+')
_commands = ['apng2gif', 'gif2apng']
#
def _skip(self, word):
# skip acronyms
if self._acronym_pattern.match(word):
# print("%s is an acronyn" % word)
return True
# ignore things which look like URLs
if self._url_pattern.match(word):
# print("%s is a URL" % word)
return True
# ignore things which look like perl/ruby module names (contain ::)
if self._module_pattern.match(word):
# print("%s is a module name" % word)
return True
# ignore things which look like paths
if self._path_pattern.match(word):
# print("%s is a path name" % word)
return True
# commands containing digits won't be recognized as single words, so we
# arrange to skip those also
if word in self._commands:
return True
return False
def spellcheck_hints(args, packages):
spelldict = DictWithPWL('en-US')
chkr = SpellChecker(spelldict, filters=[DescFilter])
misspellings = {}
# add technical words not in spell-checking dictionary
wordlist = []
with open('words.txt') as f:
for w in f:
# strip any trailing comment
w = re.sub(r'#.*$', '', w)
# strip any whitespace
w = w.strip()
spelldict.add(w)
wordlist.append(w.lower())
# XXX: for the moment, to reduce the set of errors, ignore the fact
# that words.txt gives a canonical capitalization, and accept any
# capitalization
spelldict.add(w.lower())
spelldict.add(w.capitalize())
# add all package names as valid words
for p in packages:
for w in re.split('[_-]', p):
# remove punctuation characters
w = re.sub(r'[+]', '', w)
# strip off any trailing numbers
w = re.sub(r'[\d.]*$', '', w)
# both with and without any lib prefix
for wl in [w, re.sub(r'^lib', '', w)]:
# add the package name unless it exists in the list above, which
# will give a canonical capitalization
if wl.lower() not in wordlist:
spelldict.add(wl.lower())
spelldict.add(wl)
spelldict.add(wl.capitalize())
# for each package
for p in sorted(packages.keys()):
# debuginfo packages have uninteresting, auto-generated text which
# contains the package name
if p.endswith('-debuginfo'):
continue
# spell-check the spell-checkable keys
for k in ['sdesc', 'ldesc', 'message']:
if k in packages[p].hints:
chkr.set_text(packages[p].hints[k])
# XXX: this is doing all the work to generate suggestions, which
# we then ignore, so could be written much more efficiently
for err in chkr:
# print("package '%s', hint '%s': Is '%s' a word?" % (p, k, err.word))
misspellings.setdefault(err.word, 0)
misspellings[err.word] += 1
# summarize
for c in sorted(misspellings, key=misspellings.get, reverse=True):
print('%16s: %4d' % (c, misspellings[c]))
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