app/django/utils/version.py
author Pawel Solyga <Pawel.Solyga@gmail.com>
Mon, 26 Jan 2009 16:04:19 +0000
changeset 1000 9af147fc1f1c
parent 54 03e267d67478
child 1279 f85ac8856dca
permissions -rw-r--r--
Add pymox to tests folder. Requested by Sverre. Patch by: Pawel Solyga Reviewed by: to-be-reviewed
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import django
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import os.path
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import re
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def get_svn_revision(path=None):
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    """
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    Returns the SVN revision in the form SVN-XXXX,
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    where XXXX is the revision number.
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    Returns SVN-unknown if anything goes wrong, such as an unexpected
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    format of internal SVN files.
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    If path is provided, it should be a directory whose SVN info you want to
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    inspect. If it's not provided, this will use the root django/ package
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    directory.
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    """
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    rev = None
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    if path is None:
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        path = django.__path__[0]
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    entries_path = '%s/.svn/entries' % path
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    if os.path.exists(entries_path):
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        entries = open(entries_path, 'r').read()
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        # Versions >= 7 of the entries file are flat text.  The first line is
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        # the version number. The next set of digits after 'dir' is the revision.
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        if re.match('(\d+)', entries):
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            rev_match = re.search('\d+\s+dir\s+(\d+)', entries)
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            if rev_match:
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                rev = rev_match.groups()[0]
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        # Older XML versions of the file specify revision as an attribute of
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        # the first entries node.
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        else:
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            from xml.dom import minidom
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            dom = minidom.parse(entries_path)
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            rev = dom.getElementsByTagName('entry')[0].getAttribute('revision')
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    if rev:
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        return u'SVN-%s' % rev
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    return u'SVN-unknown'