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from ..lists import flat_map
from .xmlparser import parse_xml, XmlElement
_namespaces = [
# Transitional format
("w", "http://schemas.openxmlformats.org/wordprocessingml/2006/main"),
("r", "http://schemas.openxmlformats.org/officeDocument/2006/relationships"),
("wp", "http://schemas.openxmlformats.org/drawingml/2006/wordprocessingDrawing"),
("a", "http://schemas.openxmlformats.org/drawingml/2006/main"),
("pic", "http://schemas.openxmlformats.org/drawingml/2006/picture"),
# Strict format
("w", "http://purl.oclc.org/ooxml/wordprocessingml/main"),
("r", "http://purl.oclc.org/ooxml/officeDocument/relationships"),
("wp", "http://purl.oclc.org/ooxml/drawingml/wordprocessingDrawing"),
("a", "http://purl.oclc.org/ooxml/drawingml/main"),
("pic", "http://purl.oclc.org/ooxml/drawingml/picture"),
# Common
("content-types", "http://schemas.openxmlformats.org/package/2006/content-types"),
("relationships", "http://schemas.openxmlformats.org/package/2006/relationships"),
("mc", "http://schemas.openxmlformats.org/markup-compatibility/2006"),
("v", "urn:schemas-microsoft-com:vml"),
("office-word", "urn:schemas-microsoft-com:office:word"),
# [MS-DOCX]: Word Extensions to the Office Open XML (.docx) File Format
# https://learn.microsoft.com/en-us/openspecs/office_standards/ms-docx/b839fe1f-e1ca-4fa6-8c26-5954d0abbccd
("wordml", "http://schemas.microsoft.com/office/word/2010/wordml"),
]
def read(fileobj):
return _collapse_alternate_content(parse_xml(fileobj, _namespaces))[0]
def _collapse_alternate_content(node):
if isinstance(node, XmlElement):
if node.name == "mc:AlternateContent":
return node.find_child("mc:Fallback").children
else:
node.children = flat_map(_collapse_alternate_content, node.children)
return [node]
else:
return [node]
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