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Viewing changes to tools/rst2prettyhtml.py

  • Committer: Robert Collins
  • Date: 2007-07-04 08:08:13 UTC
  • mfrom: (2572 +trunk)
  • mto: This revision was merged to the branch mainline in revision 2587.
  • Revision ID: robertc@robertcollins.net-20070704080813-wzebx0r88fvwj5rq
Merge bzr.dev.

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tools/rst2prettyhtml.py
 
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#!/usr/bin/env python2.4
 
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import errno
 
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import os
 
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from StringIO import StringIO
 
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import sys
 
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try:
 
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    from docutils.core import publish_file
 
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    from docutils.parsers import rst
 
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except ImportError:
 
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    print "Missing dependency.  Please install docutils."
 
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    sys.exit(1)
 
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try:
 
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    from elementtree.ElementTree import XML
 
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    from elementtree import HTMLTreeBuilder
 
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except ImportError:
 
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    print "Missing dependency.  Please install ElementTree."
 
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    sys.exit(1)
 
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try:
 
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    import kid
 
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except ImportError:
 
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    print "Missing dependency.  Please install Kid."
 
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    sys.exit(1)
 
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def kidified_rest(rest_file, template_name):
 
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    xhtml_file = StringIO()
 
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    # prevent docutils from autoclosing the StringIO
 
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    xhtml_file.close = lambda: None
 
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    xhtml = publish_file(rest_file, writer_name='html', destination=xhtml_file,
 
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                         settings_overrides={"doctitle_xform": 0} 
 
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    )
 
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    xhtml_file.seek(0)
 
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    xml = HTMLTreeBuilder.parse(xhtml_file)
 
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    head = xml.find('head')
 
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    body = xml.find('body')
 
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    assert head is not None
 
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    assert body is not None
 
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    template=kid.Template(file=template_name, 
 
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                          head=head, body=body)
 
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    return (template.serialize(output="html"))
 
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def safe_open(filename, mode):
 
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    try:
 
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        return open(filename, mode + 'b')
 
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    except IOError, e:
 
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        if e.errno != errno.ENOENT:
 
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            raise
 
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        sys.stderr.write('file not found: %s\n' % sys.argv[2])
 
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        sys.exit(3)
 
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def main(template, source=None, target=None):
 
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    if source is not None:
 
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        rest_file = safe_open(source, 'r')
 
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    else:
 
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        rest_file = sys.stdin
 
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    if target is not None:
 
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        out_file = safe_open(target, 'w')
 
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    else:
 
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        out_file = sys.stdout
 
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    out_file.write(kidified_rest(rest_file, template))
 
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assert len(sys.argv) > 1
 
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main(*sys.argv[1:])
 
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