"""utility script to parse given filenames or string"""

import logging

import optparse

import sys

import cssutils

def main(args=None):

"""

Parses given filename(s) or string or URL (using optional encoding) and

prints the parsed style sheet to stdout.

Redirect stdout to save CSS. Redirect stderr to save parser log infos.

"""

usage = """usage: %prog [options] filename1.css [filename2.css ...]

[>filename_combined.css] [2>parserinfo.log] """

p = optparse.OptionParser(usage=usage)

p.add_option(

'-s', '--string', action='store_true', dest='string', help='parse given string'

)

p.add_option('-u', '--url', action='store', dest='url', help='parse given url')

p.add_option(

'-e',

'--encoding',

action='store',

dest='encoding',

help='encoding of the file or override encoding found',

)

p.add_option(

'-m',

'--minify',

action='store_true',

dest='minify',

help='minify parsed CSS',

default=False,

)

p.add_option(

'-d',

'--debug',

action='store_true',

dest='debug',

help='activate debugging output',

)

(options, params) = p.parse_args(args)

if not params and not options.url:

p.error("no filename given")

if options.debug:

p = cssutils.CSSParser(loglevel=logging.DEBUG)

else:

p = cssutils.CSSParser()

if options.minify:

cssutils.ser.prefs.useMinified()

if options.string:

sheet = p.parseString(''.join(params), encoding=options.encoding)

print(sheet.cssText)

elif options.url:

sheet = p.parseUrl(options.url, encoding=options.encoding)

print(sheet.cssText)

else:

for filename in params:

sys.stderr.write('=== CSS FILE: "%s" ===\n' % filename)

sheet = p.parseFile(filename, encoding=options.encoding)

print(sheet.cssText)

print()

sys.stderr.write('\n')

if __name__ == "__main__":

sys.exit(main())