diff options
Diffstat (limited to 'eggs/mercurial-1.7.3-py2.6-linux-x86_64.egg/hgext/convert/darcs.py')
| -rw-r--r-- | eggs/mercurial-1.7.3-py2.6-linux-x86_64.egg/hgext/convert/darcs.py | 200 |
1 files changed, 0 insertions, 200 deletions
diff --git a/eggs/mercurial-1.7.3-py2.6-linux-x86_64.egg/hgext/convert/darcs.py b/eggs/mercurial-1.7.3-py2.6-linux-x86_64.egg/hgext/convert/darcs.py deleted file mode 100644 index 9863eb8..0000000 --- a/eggs/mercurial-1.7.3-py2.6-linux-x86_64.egg/hgext/convert/darcs.py +++ /dev/null @@ -1,200 +0,0 @@ -# darcs.py - darcs support for the convert extension -# -# Copyright 2007-2009 Matt Mackall <mpm@selenic.com> and others -# -# This software may be used and distributed according to the terms of the -# GNU General Public License version 2 or any later version. - -from common import NoRepo, checktool, commandline, commit, converter_source -from mercurial.i18n import _ -from mercurial import encoding, util -import os, shutil, tempfile, re - -# The naming drift of ElementTree is fun! - -try: - from xml.etree.cElementTree import ElementTree, XMLParser -except ImportError: - try: - from xml.etree.ElementTree import ElementTree, XMLParser - except ImportError: - try: - from elementtree.cElementTree import ElementTree, XMLParser - except ImportError: - try: - from elementtree.ElementTree import ElementTree, XMLParser - except ImportError: - ElementTree = None - -class darcs_source(converter_source, commandline): - def __init__(self, ui, path, rev=None): - converter_source.__init__(self, ui, path, rev=rev) - commandline.__init__(self, ui, 'darcs') - - # check for _darcs, ElementTree so that we can easily skip - # test-convert-darcs if ElementTree is not around - if not os.path.exists(os.path.join(path, '_darcs')): - raise NoRepo(_("%s does not look like a darcs repository") % path) - - checktool('darcs') - version = self.run0('--version').splitlines()[0].strip() - if version < '2.1': - raise util.Abort(_('darcs version 2.1 or newer needed (found %r)') % - version) - - if ElementTree is None: - raise util.Abort(_("Python ElementTree module is not available")) - - self.path = os.path.realpath(path) - - self.lastrev = None - self.changes = {} - self.parents = {} - self.tags = {} - - # Check darcs repository format - format = self.format() - if format: - if format in ('darcs-1.0', 'hashed'): - raise NoRepo(_("%s repository format is unsupported, " - "please upgrade") % format) - else: - self.ui.warn(_('failed to detect repository format!')) - - def before(self): - self.tmppath = tempfile.mkdtemp( - prefix='convert-' + os.path.basename(self.path) + '-') - output, status = self.run('init', repodir=self.tmppath) - self.checkexit(status) - - tree = self.xml('changes', xml_output=True, summary=True, - repodir=self.path) - tagname = None - child = None - for elt in tree.findall('patch'): - node = elt.get('hash') - name = elt.findtext('name', '') - if name.startswith('TAG '): - tagname = name[4:].strip() - elif tagname is not None: - self.tags[tagname] = node - tagname = None - self.changes[node] = elt - self.parents[child] = [node] - child = node - self.parents[child] = [] - - def after(self): - self.ui.debug('cleaning up %s\n' % self.tmppath) - shutil.rmtree(self.tmppath, ignore_errors=True) - - def recode(self, s, encoding=None): - if isinstance(s, unicode): - # XMLParser returns unicode objects for anything it can't - # encode into ASCII. We convert them back to str to get - # recode's normal conversion behavior. - s = s.encode('latin-1') - return super(darcs_source, self).recode(s, encoding) - - def xml(self, cmd, **kwargs): - # NOTE: darcs is currently encoding agnostic and will print - # patch metadata byte-for-byte, even in the XML changelog. - etree = ElementTree() - # While we are decoding the XML as latin-1 to be as liberal as - # possible, etree will still raise an exception if any - # non-printable characters are in the XML changelog. - parser = XMLParser(encoding='latin-1') - fp = self._run(cmd, **kwargs) - etree.parse(fp, parser=parser) - self.checkexit(fp.close()) - return etree.getroot() - - def format(self): - output, status = self.run('show', 'repo', no_files=True, - repodir=self.path) - self.checkexit(status) - m = re.search(r'^\s*Format:\s*(.*)$', output, re.MULTILINE) - if not m: - return None - return ','.join(sorted(f.strip() for f in m.group(1).split(','))) - - def manifest(self): - man = [] - output, status = self.run('show', 'files', no_directories=True, - repodir=self.tmppath) - self.checkexit(status) - for line in output.split('\n'): - path = line[2:] - if path: - man.append(path) - return man - - def getheads(self): - return self.parents[None] - - def getcommit(self, rev): - elt = self.changes[rev] - date = util.strdate(elt.get('local_date'), '%a %b %d %H:%M:%S %Z %Y') - desc = elt.findtext('name') + '\n' + elt.findtext('comment', '') - # etree can return unicode objects for name, comment, and author, - # so recode() is used to ensure str objects are emitted. - return commit(author=self.recode(elt.get('author')), - date=util.datestr(date), - desc=self.recode(desc).strip(), - parents=self.parents[rev]) - - def pull(self, rev): - output, status = self.run('pull', self.path, all=True, - match='hash %s' % rev, - no_test=True, no_posthook=True, - external_merge='/bin/false', - repodir=self.tmppath) - if status: - if output.find('We have conflicts in') == -1: - self.checkexit(status, output) - output, status = self.run('revert', all=True, repodir=self.tmppath) - self.checkexit(status, output) - - def getchanges(self, rev): - copies = {} - changes = [] - man = None - for elt in self.changes[rev].find('summary').getchildren(): - if elt.tag in ('add_directory', 'remove_directory'): - continue - if elt.tag == 'move': - if man is None: - man = self.manifest() - source, dest = elt.get('from'), elt.get('to') - if source in man: - # File move - changes.append((source, rev)) - changes.append((dest, rev)) - copies[dest] = source - else: - # Directory move, deduce file moves from manifest - source = source + '/' - for f in man: - if not f.startswith(source): - continue - fdest = dest + '/' + f[len(source):] - changes.append((f, rev)) - changes.append((fdest, rev)) - copies[fdest] = f - else: - changes.append((elt.text.strip(), rev)) - self.pull(rev) - self.lastrev = rev - return sorted(changes), copies - - def getfile(self, name, rev): - if rev != self.lastrev: - raise util.Abort(_('internal calling inconsistency')) - path = os.path.join(self.tmppath, name) - data = open(path, 'rb').read() - mode = os.lstat(path).st_mode - mode = (mode & 0111) and 'x' or '' - return data, mode - - def gettags(self): - return self.tags |