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from .. import documents
from .xmlparser import node_types
def read_document_xml_element(element, numbering=None):
reader = _create_reader(numbering)
return reader(element)
def _create_reader(numbering):
_handlers = {}
def handler(name):
def add(func):
_handlers[name] = func
return add
@handler("w:t")
def text(element):
return documents.Text(_inner_text(element))
@handler("w:r")
def run(element):
properties = element.find_child_or_null("w:rPr")
style_name = properties \
.find_child_or_null("w:rStyle") \
.attributes.get("w:val")
is_bold = properties.find_child("w:b")
is_italic = properties.find_child("w:i")
return documents.run(
children=_read_xml_elements(element.children),
style_name=style_name,
is_bold=is_bold,
is_italic=is_italic,
)
@handler("w:p")
def paragraph(element):
properties = element.find_child_or_null("w:pPr")
style_name = properties \
.find_child_or_null("w:pStyle") \
.attributes.get("w:val")
numbering_properties = properties.find_child("w:numPr")
if numbering_properties is None:
numbering = None
else:
numbering = _read_numbering_properties(numbering_properties)
children = _read_xml_elements(element.children)
return documents.paragraph(children, style_name, numbering)
def _read_numbering_properties(element):
num_id = element.find_child("w:numId").attributes["w:val"]
level_index = element.find_child("w:ilvl").attributes["w:val"]
return numbering.find_level(num_id, level_index)
@handler("w:body")
def body(element):
return _read_xml_elements(element.children)
@handler("w:document")
def document(element):
body_element = _find_child(element, "w:body")
return documents.document(_read_xml_elements(body_element.children))
@handler("w:tab")
def tab(element):
return documents.tab()
def read(element):
handler = _handlers.get(element.name)
if handler is None:
return None
else:
return handler(element)
def _read_xml_elements(elements):
return filter(None, map(read, elements))
return read
def _find(predicate, iterable):
for item in iterable:
if predicate(item):
return item
def _find_child(element, name):
return _find(lambda child: child.name == name, element.children)
def _inner_text(node):
if node.node_type == node_types.text:
return node.value
else:
return "".join(_inner_text(child) for child in node.children)
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