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Viewing changes to trunk/lib/corpusfg/plugins/convert-subscript.py

  • Committer: tahoar
  • Date: 2012-05-02 15:46:23 UTC
  • Revision ID: svn-v4:bc069b21-dff4-4e29-a776-06a4e04bad4e::266
new layout. need to update code to use the new layout

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trunk/lib/corpusfg/plugins/convert-subscript.py
 
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#! /usr/bin/env python
 
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# -*- coding: utf8 -*-
 
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#===============================================================================
 
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# Author: Anol Paisal
 
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#===============================================================================
 
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#version:
 
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#4.0.264 - version update
 
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import os
 
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import sys
 
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import re
 
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import common as cf
 
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import logging
 
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logger = logging.getLogger('.'.join([os.path.splitext(os.path.basename(sys.argv[0]))[0],'manager','filtergraph',__name__]))
 
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skipclose = True
 
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class filter(object):
 
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        cfg = {
 
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                'encoding': 'utf8',
 
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                'inputfile': '',
 
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                'outputfile': '',
 
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                'version': '4.0.264',
 
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                }
 
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        encoding = 'utf8'
 
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        inputfile = ''
 
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        outputfile = ''
 
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        replace = {
 
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                u'0': u'₀',
 
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                u'1': u'₁',
 
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                u'2': u'₂',
 
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                u'3': u'₃',
 
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                u'4': u'₄',
 
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                u'5': u'₅',
 
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                u'6': u'₆',
 
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                u'7': u'₇',
 
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                u'8': u'₈',
 
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                u'9': u'₉',
 
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                u'+': u'₊',
 
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                u'-': u'₋',
 
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                u'=': u'₌',
 
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                u'(': u'₍',
 
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                u')': u'₎',
 
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                }
 
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        isopen = False
 
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        p = object
 
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        errors = []
 
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        def open(self,parent,cfg):
 
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                self.encoding = 'utf8' if 'utf8' in cfg['encoding'].lower().replace('-','') else cfg['encoding']
 
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                self.inputfile = cfg['inputfile'].replace('%(rootfolder)s',self.p.rootfolder) if cfg['inputfile'] else self.inputfile
 
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                self.outputfile = cfg['outputfile'].replace('%(rootfolder)s',self.p.rootfolder) if cfg['outputfile'] else self.outputfile
 
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                if (self.inputfile and not self.outputfile) or (not self.inputfile and self.outputfile):
 
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                        self.errors.append([__name__,'invalid','[%s] inputfile=%s without outputfile= value'%(__name__,cfg['inputfile'])])
 
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                        logger.warn('%s\t%s',*self.errors[-1][1:])
 
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                self.regex = re.compile(r"<(sub)>([\d\(\)\+\=\-n− ]*)</\1>", re.IGNORECASE | re.DOTALL | re.UNICODE)
 
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        def run(self,k):
 
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                global skipclose
 
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                skipclose = not self.inputfile
 
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                if self.inputfile: return
 
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                self.p.cfoutput[k]['tempbuff'] = [self.regex.sub(self.__filter,line) for line in self.p.cfoutput[k]['tempbuff']]
 
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        def flush(self,k):
 
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                return
 
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        def close(self):
 
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                if skipclose: return
 
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                import codecs
 
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                if not os.path.exists(self.inputfile):
 
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                        self.errors.append([__name__,'missing','[%s] %s'%(__name__,self.inputfile)])
 
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                        logger.error('%s\t%s',*self.errors[-1][1:])
 
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                        return
 
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                # make output folder
 
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                try:
 
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                        os.makedirs(os.path.dirname(self.outputfile))
 
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                except OSError,e:
 
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                        if not e.errno == 17:
 
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                                logger.exception('%s\t%s, %s, %s',*['failed',e.errno,e.strerror,e.filename,])
 
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                                raise OSError(e)
 
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                # open input and output files
 
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                out = self.outputfile
 
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                if out == self.inputfile:
 
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                        import tempfile
 
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                        fd,out = tempfile.mkstemp(suffix='.tmp', prefix='~', dir=self.p.tempdir)
 
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                        os.close(fd)
 
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                try:
 
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                        o = codecs.open(out,'w',self.encoding)
 
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                        i = codecs.open(self.inputfile,'r',self.encoding)
 
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                except:
 
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                        raise RuntimeError('Failed to open [%s] input/output files'%(__name__))
 
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                sys.stderr.write('[%s] %s\n   Please wait'%(__name__,self.outputfile))
 
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                cnt = 0
 
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                try:
 
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                        # loop writes output line-by-line
 
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                        for line in i:
 
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                                o.write('%s\n'%(self.regex.sub(self.__filter,line.rstrip('\r\n'))))
 
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                                cnt += 1
 
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                                if not cnt%5000: sys.stderr.write('.')
 
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                        sys.stderr.write('\n')
 
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                        # close input and output files
 
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                        i.close()
 
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                        o.close()
 
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                        if not out == self.outputfile:
 
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                                import shutil
 
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                                shutil.move(out,self.outputfile)
 
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                except KeyboardInterrupt:
 
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                        os.unlink(out)
 
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                        raise KeyboardInterrupt()
 
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                if not os.path.exists(self.outputfile):
 
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                        self.errors.append([__name__,'missing','[%s] %s'%(__name__,self.outputfile)])
 
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                        logger.error('%s\t%s',*self.errors[-1][1:])
 
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        def __filter(self,match):
 
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                text = match.group(2)
 
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                for i, j in self.replace.items():
 
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                        text = text.replace(i, j)
 
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                return text
 
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def usage():
 
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        '''Command prompt help.'''
 
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        return "\n%s\n\tUsage:\n\tfrom %s import filter\n"%(
 
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        os.path.basename(sys.argv[0]),
 
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        os.path.splitext(os.path.basename(sys.argv[0]))[0]
 
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        )
 
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licensetxt=u'''CorpusFiltergraph™ v4.0
 
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Copyright © 2010-2012 Precision Translation Tools Co., Ltd.
 
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This program is free software: you can redistribute it and/or modify
 
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it under the terms of the GNU Lesser General Public License as published by
 
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the Free Software Foundation, either version 3 of the License, or
 
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(at your option) any later version.
 
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This program is distributed in the hope that it will be useful,
 
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but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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GNU Lesser General Public License for more details.
 
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You should have received a copy of the GNU Lesser General Public License
 
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along with this program.  If not, see http://www.gnu.org/licenses/.
 
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For more information, please contact Precision Translation Tools Co., Ltd.
 
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at: http://www.precisiontranslationtools.com'''
 
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if __name__ == "__main__":
 
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        import os
 
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        import sys
 
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        sys.stdout.write(usage().encode('utf8')+'\n')