89 lines
2.1 KiB
Python
89 lines
2.1 KiB
Python
from __future__ import absolute_import
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import optparse
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import sys
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import re
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import os
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from .diff import htmldiff
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description = """\
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"""
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parser = optparse.OptionParser(
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usage="%prog [OPTIONS] FILE1 FILE2\n"
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"%prog --annotate [OPTIONS] INFO1 FILE1 INFO2 FILE2 ...",
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description=description,
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)
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parser.add_option(
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'-o', '--output',
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metavar="FILE",
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dest="output",
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default="-",
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help="File to write the difference to",
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)
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parser.add_option(
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'-a', '--annotation',
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action="store_true",
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dest="annotation",
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help="Do an annotation")
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def main(args=None):
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if args is None:
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args = sys.argv[1:]
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options, args = parser.parse_args(args)
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if options.annotation:
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return annotate(options, args)
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if len(args) != 2:
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print('Error: you must give two files')
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parser.print_help()
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sys.exit(1)
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file1, file2 = args
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input1 = read_file(file1)
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input2 = read_file(file2)
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body1 = split_body(input1)[1]
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pre, body2, post = split_body(input2)
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result = htmldiff(body1, body2)
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result = pre + result + post
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if options.output == '-':
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if not result.endswith('\n'):
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result += '\n'
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sys.stdout.write(result)
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else:
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with open(options.output, 'wb') as f:
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f.write(result)
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def read_file(filename):
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if filename == '-':
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c = sys.stdin.read()
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elif not os.path.exists(filename):
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raise OSError(
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"Input file %s does not exist" % filename)
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else:
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with open(filename, 'rb') as f:
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c = f.read()
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return c
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body_start_re = re.compile(
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r"<body.*?>", re.I|re.S)
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body_end_re = re.compile(
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r"</body.*?>", re.I|re.S)
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def split_body(html):
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pre = post = ''
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match = body_start_re.search(html)
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if match:
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pre = html[:match.end()]
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html = html[match.end():]
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match = body_end_re.search(html)
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if match:
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post = html[match.start():]
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html = html[:match.start()]
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return pre, html, post
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def annotate(options, args):
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print("Not yet implemented")
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sys.exit(1)
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