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5b160e82be
The fixes are simple and on line with the changes made during the 2.3 development. It was an oversight to leave them out. With this commit all the python scripts should be supported by python 2 and 3.
76 lines
2.2 KiB
Python
76 lines
2.2 KiB
Python
# -*- coding: utf-8 -*-
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# file fig_copy.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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#
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# \author Angus Leeming
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# \author Bo Peng
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#
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# Full author contact details are available in file CREDITS
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# Usage:
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# fig_copy.py <from file> <to file>
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# This script will copy an XFIG .fig file "$1" to "$2". In the process,
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# it will modify the contents of the .fig file so that the names of any
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# picture files that are stored as relative paths are replaced
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# with the absolute path.
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from __future__ import print_function
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import os, sys
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if len(sys.argv) != 3:
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print ("Usage: fig_copy.py <from file> <to file>", file=sys.stderr)
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sys.exit(1)
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if not os.path.isfile(sys.argv[1]):
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print ("Unable to read", sys.argv[1], file=sys.stderr)
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sys.exit(1)
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from_dir = os.path.split(os.path.realpath(sys.argv[1]))[0]
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to_dir = os.path.split(os.path.realpath(sys.argv[2]))[0]
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# The work is trivial if "to" and "from" are in the same directory.
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if from_dir == to_dir:
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import shutil
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try:
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shutil.copy(sys.argv[1], sys.argv[2])
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except:
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sys.exit(1)
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sys.exit(0)
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# Ok, they're in different directories. The .fig file must be modified.
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import re
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# We're looking for a line of text that defines an entry of
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# type '2' (a polyline), subtype '5' (an external picture file).
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# The line has 14 other data fields.
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patternline = re.compile(br'^\s*2\s+5(\s+[0-9.+-]+){14}\s*$')
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emptyline = re.compile(br'^\s*$')
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commentline = re.compile(br'^\s*#.*$')
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# we allow space in path name
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figureline = re.compile(br'^(\s*[01]\s*)(\S[\S ]*)(\s*)$')
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input = open(sys.argv[1], 'rb')
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output = open(sys.argv[2], 'wb')
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# path in the fig is relative to this path
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os.chdir(from_dir)
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found = False
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for line in input:
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if found and not emptyline.match(line) and not commentline.match(line):
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# The contents of the final line containing the file name
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# are ' X <file name>', where X = 0 or 1.
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# We extract filename and replace it with the absolute filename.
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(pre, path, post) = figureline.match(line).groups()
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line = pre + os.path.realpath(path) + post
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found = False
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elif patternline.match(line):
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found = True
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output.write(line)
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input.close()
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output.close()
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