93 lines
2.1 KiB
Python
93 lines
2.1 KiB
Python
"""Adds xref targets to the top of files."""
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import sys
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import os
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testing = False
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DONT_TOUCH = (
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'./index.txt',
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)
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def target_name(fn):
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if fn.endswith('.txt'):
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fn = fn[:-4]
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return '_' + fn.lstrip('./').replace('/', '-')
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def process_file(fn, lines):
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lines.insert(0, '\n')
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lines.insert(0, '.. %s:\n' % target_name(fn))
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try:
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f = open(fn, 'w')
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except IOError:
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print("Can't open %s for writing. Not touching it." % fn)
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return
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try:
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f.writelines(lines)
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except IOError:
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print("Can't write to %s. Not touching it." % fn)
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finally:
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f.close()
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def has_target(fn):
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try:
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f = open(fn, 'r')
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except IOError:
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print("Can't open %s. Not touching it." % fn)
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return (True, None)
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readok = True
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try:
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lines = f.readlines()
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except IOError:
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print("Can't read %s. Not touching it." % fn)
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readok = False
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finally:
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f.close()
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if not readok:
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return (True, None)
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#print fn, len(lines)
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if len(lines) < 1:
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print("Not touching empty file %s." % fn)
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return (True, None)
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if lines[0].startswith('.. _'):
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return (True, None)
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return (False, lines)
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def main(argv=None):
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if argv is None:
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argv = sys.argv
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if len(argv) == 1:
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argv.extend('.')
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files = []
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for root in argv[1:]:
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for (dirpath, dirnames, filenames) in os.walk(root):
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files.extend([(dirpath, f) for f in filenames])
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files.sort()
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files = [os.path.join(p, fn) for p, fn in files if fn.endswith('.txt')]
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#print files
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for fn in files:
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if fn in DONT_TOUCH:
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print("Skipping blacklisted file %s." % fn)
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continue
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target_found, lines = has_target(fn)
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if not target_found:
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if testing:
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print '%s: %s' % (fn, lines[0]),
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else:
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print "Adding xref to %s" % fn
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process_file(fn, lines)
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else:
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print "Skipping %s: already has a xref" % fn
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if __name__ == '__main__':
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sys.exit(main())
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