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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# Copyright 2005-2007 Zuza Software Foundation
#
# This file is part of translate.
#
# translate is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# translate is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with translate; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""Conflict finder for Gettext PO localization files
See: http://translate.sourceforge.net/wiki/toolkit/poconflicts for examples and
usage instructions
"""
from translate.storage import factory
from translate.storage import po
from translate.misc import optrecurse
import sys
import os
class ConflictOptionParser(optrecurse.RecursiveOptionParser):
"""a specialized Option Parser for the conflict tool..."""
def parse_args(self, args=None, values=None):
"""parses the command line options, handling implicit input/output args"""
(options, args) = optrecurse.optparse.OptionParser.parse_args(self, args, values)
# some intelligence as to what reasonable people might give on the command line
if args and not options.input:
if not options.output:
options.input = args[:-1]
args = args[-1:]
else:
options.input = args
args = []
if args and not options.output:
options.output = args[-1]
args = args[:-1]
if not options.output:
self.error("output file is required")
if args:
self.error("You have used an invalid combination of --input, --output and freestanding args")
if isinstance(options.input, list) and len(options.input) == 1:
options.input = options.input[0]
return (options, args)
def set_usage(self, usage=None):
"""sets the usage string - if usage not given, uses getusagestring for each option"""
if usage is None:
self.usage = "%prog " + " ".join([self.getusagestring(option) for option in self.option_list]) + \
"\n input directory is searched for PO files, PO files with name of conflicting string are output in output directory"
else:
super(ConflictOptionParser, self).set_usage(usage)
def run(self):
"""parses the arguments, and runs recursiveprocess with the resulting options"""
(options, args) = self.parse_args()
options.inputformats = self.inputformats
options.outputoptions = self.outputoptions
self.usepsyco(options)
self.recursiveprocess(options)
def recursiveprocess(self, options):
"""recurse through directories and process files"""
if self.isrecursive(options.input, 'input') and getattr(options, "allowrecursiveinput", True):
if not self.isrecursive(options.output, 'output'):
try:
self.warning("Output directory does not exist. Attempting to create")
os.mkdir(options.output)
except:
self.error(optrecurse.optparse.OptionValueError("Output directory does not exist, attempt to create failed"))
if isinstance(options.input, list):
inputfiles = self.recurseinputfilelist(options)
else:
inputfiles = self.recurseinputfiles(options)
else:
if options.input:
inputfiles = [os.path.basename(options.input)]
options.input = os.path.dirname(options.input)
else:
inputfiles = [options.input]
self.textmap = {}
self.initprogressbar(inputfiles, options)
for inputpath in inputfiles:
fullinputpath = self.getfullinputpath(options, inputpath)
try:
success = self.processfile(None, options, fullinputpath)
except Exception, error:
if isinstance(error, KeyboardInterrupt):
raise
self.warning("Error processing: input %s" % (fullinputpath), options, sys.exc_info())
success = False
self.reportprogress(inputpath, success)
del self.progressbar
self.buildconflictmap()
self.outputconflicts(options)
def clean(self, string, options):
"""returns the cleaned string that contains the text to be matched"""
if options.ignorecase:
string = string.lower()
for accelerator in options.accelchars:
string = string.replace(accelerator, "")
string = string.strip()
return string
def processfile(self, fileprocessor, options, fullinputpath):
"""process an individual file"""
inputfile = self.openinputfile(options, fullinputpath)
inputfile = factory.getobject(inputfile)
for unit in inputfile.units:
if unit.isheader() or not unit.istranslated():
continue
if unit.hasplural():
continue
if not options.invert:
source = self.clean(unit.source, options)
target = self.clean(unit.target, options)
else:
target = self.clean(unit.source, options)
source = self.clean(unit.target, options)
self.textmap.setdefault(source, []).append((target, unit, fullinputpath))
def flatten(self, text, joinchar):
"""flattens text to just be words"""
flattext = ""
for c in text:
if c.isalnum():
flattext += c
elif flattext[-1:].isalnum():
flattext += joinchar
return flattext.rstrip(joinchar)
def buildconflictmap(self):
"""work out which strings are conflicting"""
self.conflictmap = {}
for source, translations in self.textmap.iteritems():
source = self.flatten(source, " ")
if len(source) <= 1:
continue
if len(translations) > 1:
uniquetranslations = dict.fromkeys([target for target, unit, filename in translations])
if len(uniquetranslations) > 1:
self.conflictmap[source] = translations
def outputconflicts(self, options):
"""saves the result of the conflict match"""
print "%d/%d different strings have conflicts" % (len(self.conflictmap), len(self.textmap))
reducedmap = {}
for source, translations in self.conflictmap.iteritems():
words = source.split()
words.sort(lambda x, y: cmp(len(x), len(y)))
source = words[-1]
reducedmap.setdefault(source, []).extend(translations)
# reduce plurals
plurals = {}
for word in reducedmap:
if word + "s" in reducedmap:
plurals[word] = word + "s"
for word, pluralword in plurals.iteritems():
reducedmap[word].extend(reducedmap.pop(pluralword))
for source, translations in reducedmap.iteritems():
flatsource = self.flatten(source, "-")
fulloutputpath = os.path.join(options.output, flatsource + os.extsep + "po")
conflictfile = po.pofile()
for target, unit, filename in translations:
unit.othercomments.append("# (poconflicts) %s\n" % filename)
conflictfile.units.append(unit)
open(fulloutputpath, "w").write(str(conflictfile))
def main():
formats = {"po":("po", None), None:("po", None)}
parser = ConflictOptionParser(formats)
parser.add_option("-I", "--ignore-case", dest="ignorecase",
action="store_true", default=False, help="ignore case distinctions")
parser.add_option("-v", "--invert", dest="invert",
action="store_true", default=False, help="invert the conflicts thus extracting conflicting destination words")
parser.add_option("", "--accelerator", dest="accelchars", default="",
metavar="ACCELERATORS", help="ignores the given accelerator characters when matching")
parser.set_usage()
parser.description = __doc__
parser.run()
if __name__ == '__main__':
main()
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