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import collections
class Styles(object):
@staticmethod
def create(paragraph_styles=None, character_styles=None, table_styles=None, numbering_styles=None):
if paragraph_styles is None:
paragraph_styles = {}
if character_styles is None:
character_styles = {}
if table_styles is None:
table_styles = {}
if numbering_styles is None:
numbering_styles = {}
return Styles(
paragraph_styles=paragraph_styles,
character_styles=character_styles,
table_styles=table_styles,
numbering_styles=numbering_styles,
)
def __init__(self, paragraph_styles, character_styles, table_styles, numbering_styles):
self._paragraph_styles = paragraph_styles
self._character_styles = character_styles
self._table_styles = table_styles
self._numbering_styles = numbering_styles
def find_paragraph_style_by_id(self, style_id):
return self._paragraph_styles.get(style_id)
def find_character_style_by_id(self, style_id):
return self._character_styles.get(style_id)
def find_table_style_by_id(self, style_id):
return self._table_styles.get(style_id)
def find_numbering_style_by_id(self, style_id):
return self._numbering_styles.get(style_id)
Styles.EMPTY = Styles(
paragraph_styles={},
character_styles={},
table_styles={},
numbering_styles={},
)
def read_styles_xml_element(element):
paragraph_styles = {}
character_styles = {}
table_styles = {}
numbering_styles = {}
styles = {
"paragraph": paragraph_styles,
"character": character_styles,
"table": table_styles,
}
for style_element in element.find_children("w:style"):
style = _read_style_element(style_element)
element_type = style_element.attributes["w:type"]
if element_type == "numbering":
numbering_styles[style.style_id] = _read_numbering_style_element(style_element)
else:
style_set = styles.get(element_type)
if style_set is not None:
style_set[style.style_id] = style
return Styles(
paragraph_styles=paragraph_styles,
character_styles=character_styles,
table_styles=table_styles,
numbering_styles=numbering_styles,
)
Style = collections.namedtuple("Style", ["style_id", "name"])
def _read_style_element(element):
style_id = element.attributes["w:styleId"]
name = element.find_child_or_null("w:name").attributes.get("w:val")
return Style(style_id=style_id, name=name)
NumberingStyle = collections.namedtuple("NumberingStyle", ["num_id"])
def _read_numbering_style_element(element):
num_id = element \
.find_child_or_null("w:pPr") \
.find_child_or_null("w:numPr") \
.find_child_or_null("w:numId") \
.attributes.get("w:val")
return NumberingStyle(num_id=num_id)
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