+ template = "%d"
+ n = 0
+ for element in childNodes:
+ if element.localName:
+ n += 1
+ if path:
+ subpath = '%s/%s %s' % (path, template % n, element.localName)
+ else:
+ subpath = '%s %s' % (template % n, element.localName)
+ subpath_encoded = subpath.encode(default_encoding, "replace")
+ print "dr-xr-xr-x 1 user group 0 Jan 1 00:00 %s" % subpath_encoded
+ if self.hasattrs(element):
+ attr_text = self.attrs2text(element)
+ print "-r--r--r-- 1 user group %d Jan 1 00:00 %s/attributes" % (
+ len(attr_text), subpath_encoded)
+ text = self.collect_text(element)
+ if text:
+ print "-r--r--r-- 1 user group %d Jan 1 00:00 %s/text" % (
+ len(text), subpath_encoded)
+ self._list(element, subpath)
+
+ def getroot(self):
+ return self.document
+
+ def getchildren(self, node):
+ return node.childNodes
+
+ def istag(self, node):
+ return bool(node.localName)
+
+
+if use_elementtree or use_lxml:
+ class CommonEtreeXmlVfs(XmlVfs):
+ def hasattrs(self, node):
+ return bool(node.attrib)
+
+ def collect_text(self, node):
+ text_accumulator = []
+ if node.text:
+ text = node.text.strip()
+ if text: text_accumulator.append(text)
+ for element in node:
+ if not self.istag(element):
+ text = u"<!--%s-->" % text
+ text_accumulator.append(text)
+ if node.tail:
+ text = node.tail.strip()
+ if text: text_accumulator.append(text)
+ return '\n'.join(text_accumulator).encode(default_encoding, "replace")
+
+ def getroot(self):
+ return self.document.getroot()
+
+ def getchildren(self, node):
+ return list(node)
+
+ def istag(self, node):
+ return isinstance(node.tag, basestring)
+
+
+if use_elementtree:
+ class ElementTreeXmlVfs(CommonEtreeXmlVfs):
+ def parse(self):
+ # Copied from http://effbot.org/zone/element-pi.ht
+
+ class PIParser(ET.XMLTreeBuilder):
+
+ def __init__(self):
+ ET.XMLTreeBuilder.__init__(self)
+ # assumes ElementTree 1.2.X
+ self._parser.CommentHandler = self.handle_comment
+ self._parser.ProcessingInstructionHandler = self.handle_pi
+ self._target.start("document", {})
+
+ def close(self):
+ self._target.end("document")
+ return ET.XMLTreeBuilder.close(self)
+
+ def handle_comment(self, data):
+ self._target.start(ET.Comment, {})
+ self._target.data(data)
+ self._target.end(ET.Comment)
+
+ def handle_pi(self, target, data):
+ self._target.start(ET.PI, {})
+ self._target.data(target + " " + data)
+ self._target.end(ET.PI)
+
+ self.document = ET.parse(sys.argv[2], PIParser())
+
+ def attrs2text(self, node):
+ attr_accumulator = []
+ for name, value in node.attrib.items():
+ name = name.encode(default_encoding, "replace")
+ value = value.encode(default_encoding, "replace")
+ if name.startswith('{'):
+ name = name.split('}', 1)[1] # Remove XML namespace
+ attr_accumulator.append("%s=%s" % (name, value))
+ return '\n'.join(attr_accumulator)
+
+ def _list(self, node, path=''):
+ n = len(node)
+ if n:
+ width = int(math.log10(n))+1
+ template = "%%0%dd" % width
+ else:
+ template = "%d"
+ n = 0
+ for element in node:
+ if not isinstance(element.tag, basestring):
+ continue
+ n += 1
+ tag = element.tag
+ if tag.startswith('{'):
+ tag = tag.split('}', 1)[1] # Remove XML namespace
+ if path:
+ subpath = '%s/%s %s' % (path, template % n, tag)
+ else:
+ subpath = '%s %s' % (template % n, tag)
+ subpath_encoded = subpath.encode(default_encoding, "replace")
+ print "dr-xr-xr-x 1 user group 0 Jan 1 00:00 %s" % subpath_encoded
+ if self.hasattrs(element):
+ attr_text = self.attrs2text(element)
+ print "-r--r--r-- 1 user group %d Jan 1 00:00 %s/attributes" % (
+ len(attr_text), subpath_encoded)
+ text = self.collect_text(element)
+ if text:
+ print "-r--r--r-- 1 user group %d Jan 1 00:00 %s/text" % (
+ len(text), subpath_encoded)
+ self._list(element, subpath)
+
+
+if use_lxml:
+ class LxmlEtreeXmlVfs(CommonEtreeXmlVfs):
+ def parse(self):
+ self.document = etree.parse(sys.argv[2])
+
+ def attrs2text(self, node):
+ attr_accumulator = []
+ for name, value in node.attrib.items():
+ name = etree.QName(name).localname.encode(default_encoding, "replace")
+ value = value.encode(default_encoding, "replace")
+ attr_accumulator.append("%s=%s" % (name, value))
+ return '\n'.join(attr_accumulator)
+
+ def has_ns(self, node):
+ return bool(node.nsmap)
+
+ def ns2text(self, node):
+ ns_accumulator = []
+ for name, value in node.nsmap.items():
+ name = name.encode(default_encoding, "replace")
+ value = value.encode(default_encoding, "replace")
+ ns_accumulator.append("%s=%s" % (name, value))
+ return '\n'.join(ns_accumulator)
+
+ def list(self):
+ self._list(self.getroot())
+
+ def _list(self, node, path=''):
+ n = len(node)
+ if n:
+ width = int(math.log10(n))+1
+ template = "%%0%dd" % width