mirror of
https://github.com/kennethreitz/tablib.git
synced 2026-06-05 06:56:13 +00:00
Kenneth Reitz
70 lines
2.9 KiB
Python
70 lines
2.9 KiB
Python
# file openpyxl/reader/style.py
|
|
|
|
# Copyright (c) 2010 openpyxl
|
|
#
|
|
# Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
# of this software and associated documentation files (the "Software"), to deal
|
|
# in the Software without restriction, including without limitation the rights
|
|
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
# copies of the Software, and to permit persons to whom the Software is
|
|
# furnished to do so, subject to the following conditions:
|
|
#
|
|
# The above copyright notice and this permission notice shall be included in
|
|
# all copies or substantial portions of the Software.
|
|
#
|
|
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
# THE SOFTWARE.
|
|
#
|
|
# @license: http://www.opensource.org/licenses/mit-license.php
|
|
# @author: Eric Gazoni
|
|
|
|
"""Read shared style definitions"""
|
|
|
|
# package imports
|
|
from ..shared.xmltools import fromstring, QName
|
|
from ..shared.exc import MissingNumberFormat
|
|
from ..style import Style, NumberFormat
|
|
|
|
|
|
def read_style_table(xml_source):
|
|
"""Read styles from the shared style table"""
|
|
table = {}
|
|
xmlns = 'http://schemas.openxmlformats.org/spreadsheetml/2006/main'
|
|
root = fromstring(xml_source)
|
|
custom_num_formats = parse_custom_num_formats(root, xmlns)
|
|
builtin_formats = NumberFormat._BUILTIN_FORMATS
|
|
cell_xfs = root.find(QName(xmlns, 'cellXfs').text)
|
|
cell_xfs_nodes = cell_xfs.findall(QName(xmlns, 'xf').text)
|
|
for index, cell_xfs_node in enumerate(cell_xfs_nodes):
|
|
new_style = Style()
|
|
number_format_id = int(cell_xfs_node.get('numFmtId'))
|
|
if number_format_id < 164:
|
|
new_style.number_format.format_code = \
|
|
builtin_formats.get(number_format_id, 'General')
|
|
else:
|
|
|
|
if number_format_id in custom_num_formats:
|
|
new_style.number_format.format_code = \
|
|
custom_num_formats[number_format_id]
|
|
else:
|
|
raise MissingNumberFormat('%s' % number_format_id)
|
|
table[index] = new_style
|
|
return table
|
|
|
|
|
|
def parse_custom_num_formats(root, xmlns):
|
|
"""Read in custom numeric formatting rules from the shared style table"""
|
|
custom_formats = {}
|
|
num_fmts = root.find(QName(xmlns, 'numFmts').text)
|
|
if num_fmts is not None:
|
|
num_fmt_nodes = num_fmts.findall(QName(xmlns, 'numFmt').text)
|
|
for num_fmt_node in num_fmt_nodes:
|
|
custom_formats[int(num_fmt_node.get('numFmtId'))] = \
|
|
num_fmt_node.get('formatCode')
|
|
return custom_formats
|