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https://git.lyx.org/repos/lyx.git
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f9de88c53c
Fedora ships these chmod 644 and has never seen a problem. The advantage to doing this is that it better controls what version of python we are using to launch the script, and it will reveal if we're somehow somewhere not controlling that properly.
127 lines
4.5 KiB
Python
127 lines
4.5 KiB
Python
# -*- coding: utf-8 -*-
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# file html2latexwrapper.py
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# This file is part of LyX, the document processor.
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# Licence details can be found in the file COPYING.
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# author Georg Baum
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# Full author contact details are available in file CREDITS
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# Usage:
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# html2latexwrapper.py <converter> <from file> <to file>
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# This script will call <converter> -s <from file> > <to file>
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# and add a \usepackage{inputenc} line if needed.
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import os, string, sys, re
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from lyxpreview_tools import error, run_command
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def usage(prog_name):
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return "Usage: %s <converter> <from file> <to file>" % prog_name
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def get_encoding(from_file_name):
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'''Read the encoding from a HTML or XHTML file'''
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try:
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from_file = open(from_file_name, 'rt')
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regexpxml = re.compile(r'^\s?<\?xml\s+.*?encoding\s*=\s*"([^"]+)"', re.IGNORECASE)
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regexptype = re.compile(r'^\s?<meta\s+.*?charset\s*=\s*"([^"]+)"', re.IGNORECASE)
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for line in from_file.readlines():
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m = regexpxml.match(line)
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if not m:
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m = regexptype.match(line)
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if m:
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from_file.close()
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return m.group(1).lower()
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from_file.close()
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except:
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pass
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return ''
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def main(argv):
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# Parse and manipulate the command line arguments.
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if len(argv) != 4:
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error(usage(argv[0]))
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converter = argv[1]
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from_file_name = argv[2]
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to_file_name = argv[3]
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# Run gnuhtml2latex
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cmd = '%s -s %s' % (converter, from_file_name)
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(ret, output) = run_command(cmd, False)
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# Determine encoding of HTML file
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enc = get_encoding(from_file_name).replace('iso_8859', 'iso-8859')
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# The HTML encodings were taken from http://www.iana.org/assignments/character-sets/character-sets.xml.
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# Only those with inputenc support were added, and only thge most important aliases.
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# List of encodings that have the same name in HTML (may be as an alias) and inputenc
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same_enc = ['cp437', 'cp850', 'cp852', 'cp855', 'cp858', 'cp862', 'cp865', 'cp866', \
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'cp1250', 'cp1251', 'cp1252', 'cp1255', 'cp1256', 'cp1257', \
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'koi8-r', 'koi8-u', 'pt154', 'pt254', \
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'latin1', 'latin2', 'latin3', 'latin4', 'latin5', 'latin9', 'latin10']
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# Translation table from HTML encoding names to inputenc encoding names
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encodings = {'utf-8' : 'utf8', 'csutf8' : 'utf8', \
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'iso-8859-1' : 'latin1', 'cp819' : 'latin1', \
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'iso-8859-2' : 'latin2', \
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'iso-8859-3' : 'latin3', \
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'iso-8859-4' : 'latin4', \
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'iso-8859-5' : 'iso88595', 'cyrillic' : 'iso88595', \
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'iso-8859-6' : '8859-6', 'arabic' : '8859-6', \
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'iso-8859-7' : 'iso-8859-7', 'greek' : 'iso-8859-7', \
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'iso-8859-8' : '8859-8', 'hebrew' : '8859-8', \
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'iso-8859-9' : 'latin5', \
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'iso-8859-13' : 'l7xenc', \
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'iso-8859-15' : 'latin9', \
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'iso-8859-16' : 'latin10', \
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'ibm437' : 'cp437', \
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'ibm850' : 'cp850', \
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'ibm852' : 'cp852', \
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'ibm855' : 'cp855', \
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'ibm858' : 'cp858', \
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'ibm862' : 'cp862', \
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'ibm865' : 'cp865', \
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'ibm866' : 'cp866', \
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'ibm1250' : 'cp1250', \
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'ibm1251' : 'cp1251', \
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'ibm1255' : 'cp1255', \
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'ibm1256' : 'cp1256', \
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'ibm1257' : 'cp1257', \
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'macintosh' : 'applemac', 'mac' : 'applemac', 'csmacintosh' : 'applemac'}
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if enc != '':
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if enc in encodings.keys():
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enc = encodings[enc]
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elif enc not in same_enc:
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enc = ''
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# Read conversion result
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lines = output.split('\n')
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# Do not add the inputenc call if inputenc or CJK is already loaded
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add_inputenc = (enc != '')
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if add_inputenc:
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regexp = re.compile(r'^\s?\\usepackage\s?(\[[^]+]\])?\s?{(inputenc)|(CJK)|(CJKutf8)}')
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for line in lines:
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if regexp.match(line):
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add_inputenc = False
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break
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# Write output file and insert inputenc call if needed
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to_file = open(to_file_name, 'wt')
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for line in lines:
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to_file.write(line + '\n')
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if add_inputenc and line.find('\\documentclass') == 0:
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to_file.write('\\usepackage[%s]{inputenc}\n' % enc)
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to_file.close()
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return ret
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if __name__ == "__main__":
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main(sys.argv)
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