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55 lines
1.7 KiB
Python
55 lines
1.7 KiB
Python
5 years ago
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from __future__ import absolute_import, division, unicode_literals
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from genshi.core import QName, Attrs
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from genshi.core import START, END, TEXT, COMMENT, DOCTYPE
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def to_genshi(walker):
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"""Convert a tree to a genshi tree
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:arg walker: the treewalker to use to walk the tree to convert it
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:returns: generator of genshi nodes
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"""
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text = []
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for token in walker:
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type = token["type"]
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if type in ("Characters", "SpaceCharacters"):
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text.append(token["data"])
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elif text:
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yield TEXT, "".join(text), (None, -1, -1)
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text = []
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if type in ("StartTag", "EmptyTag"):
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if token["namespace"]:
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name = "{%s}%s" % (token["namespace"], token["name"])
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else:
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name = token["name"]
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attrs = Attrs([(QName("{%s}%s" % attr if attr[0] is not None else attr[1]), value)
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for attr, value in token["data"].items()])
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yield (START, (QName(name), attrs), (None, -1, -1))
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if type == "EmptyTag":
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type = "EndTag"
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if type == "EndTag":
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if token["namespace"]:
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name = "{%s}%s" % (token["namespace"], token["name"])
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else:
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name = token["name"]
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yield END, QName(name), (None, -1, -1)
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elif type == "Comment":
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yield COMMENT, token["data"], (None, -1, -1)
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elif type == "Doctype":
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yield DOCTYPE, (token["name"], token["publicId"],
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token["systemId"]), (None, -1, -1)
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else:
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pass # FIXME: What to do?
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if text:
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yield TEXT, "".join(text), (None, -1, -1)
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