s439508/PCQRSCANER
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity
master
PCQRSCANER/venv/Lib/site-packages/xlrd/sheet.py

2470 lines
104 KiB
Python
Raw Permalink Normal View History

3
2019-12-22 21:51:47 +01:00
# -*- coding: utf-8 -*-
# Copyright (c) 2005-2013 Stephen John Machin, Lingfo Pty Ltd
# This module is part of the xlrd package, which is released under a
# BSD-style licence.
from __future__ import print_function
from array import array
from struct import calcsize, unpack
from .biffh import *
from .formatting import Format, nearest_colour_index
from .formula import (
FMLA_TYPE_CELL, FMLA_TYPE_SHARED, decompile_formula, dump_formula,
rangename2d,
)
from .timemachine import *
DEBUG = 0
OBJ_MSO_DEBUG = 0
_WINDOW2_options = (
# Attribute names and initial values to use in case
# a WINDOW2 record is not written.
("show_formulas", 0),
("show_grid_lines", 1),
("show_sheet_headers", 1),
("panes_are_frozen", 0),
("show_zero_values", 1),
("automatic_grid_line_colour", 1),
("columns_from_right_to_left", 0),
("show_outline_symbols", 1),
("remove_splits_if_pane_freeze_is_removed", 0),
# Multiple sheets can be selected, but only one can be active
# (hold down Ctrl and click multiple tabs in the file in OOo)
("sheet_selected", 0),
# "sheet_visible" should really be called "sheet_active"
# and is 1 when this sheet is the sheet displayed when the file
# is open. More than likely only one sheet should ever be set as
# visible.
# This would correspond to the Book's sheet_active attribute, but
# that doesn't exist as WINDOW1 records aren't currently processed.
# The real thing is the visibility attribute from the BOUNDSHEET record.
("sheet_visible", 0),
("show_in_page_break_preview", 0),
)
class Sheet(BaseObject):
"""
Contains the data for one worksheet.
In the cell access functions, ``rowx`` is a row index, counting from
zero, and ``colx`` is a column index, counting from zero.
Negative values for row/column indexes and slice positions are supported in
the expected fashion.
For information about cell types and cell values, refer to the documentation
of the :class:`Cell` class.
.. warning::
You don't instantiate this class yourself. You access :class:`Sheet`
objects via the :class:`~xlrd.book.Book` object that
was returned when you called :func:`xlrd.open_workbook`.
"""
#: Name of sheet.
name = ''
#: A reference to the :class:`~xlrd.book.Book` object to which this sheet
#: belongs.
#:
#: Example usage: ``some_sheet.book.datemode``
book = None
#: Number of rows in sheet. A row index is in ``range(thesheet.nrows)``.
nrows = 0
#: Nominal number of columns in sheet. It is one more than the maximum
#: column index found, ignoring trailing empty cells.
#: See also the ``ragged_rows`` parameter to :func:`~xlrd.open_workbook`
#: and :meth:`~xlrd.sheet.Sheet.row_len`.
ncols = 0
#: The map from a column index to a :class:`Colinfo` object. Often there is
#: an entry in ``COLINFO`` records for all column indexes in ``range(257)``.
#:
#: .. note::
#: xlrd ignores the entry for the non-existent
#: 257th column.
#:
#: On the other hand, there may be no entry for unused columns.
#:
#: .. versionadded:: 0.6.1
#:
#: Populated only if ``open_workbook(..., formatting_info=True)``
colinfo_map = {}
#: The map from a row index to a :class:`Rowinfo` object.
#:
#: ..note::
#: It is possible to have missing entries -- at least one source of
#: XLS files doesn't bother writing ``ROW`` records.
#:
#: .. versionadded:: 0.6.1
#:
#: Populated only if ``open_workbook(..., formatting_info=True)``
rowinfo_map = {}
#: List of address ranges of cells containing column labels.
#: These are set up in Excel by Insert > Name > Labels > Columns.
#:
#: .. versionadded:: 0.6.0
#:
#: How to deconstruct the list:
#:
#: .. code-block:: python
#:
#: for crange in thesheet.col_label_ranges:
#: rlo, rhi, clo, chi = crange
#: for rx in xrange(rlo, rhi):
#: for cx in xrange(clo, chi):
#: print "Column label at (rowx=%d, colx=%d) is %r" \
#: (rx, cx, thesheet.cell_value(rx, cx))
col_label_ranges = []
#: List of address ranges of cells containing row labels.
#: For more details, see :attr:`col_label_ranges`.
#:
#: .. versionadded:: 0.6.0
row_label_ranges = []
#: List of address ranges of cells which have been merged.
#: These are set up in Excel by Format > Cells > Alignment, then ticking
#: the "Merge cells" box.
#:
#: .. note::
#: The upper limits are exclusive: i.e. ``[2, 3, 7, 9]`` only
#: spans two cells.
#:
#: .. note:: Extracted only if ``open_workbook(..., formatting_info=True)``
#:
#: .. versionadded:: 0.6.1
#:
#: How to deconstruct the list:
#:
#: .. code-block:: python
#:
#: for crange in thesheet.merged_cells:
#: rlo, rhi, clo, chi = crange
#: for rowx in xrange(rlo, rhi):
#: for colx in xrange(clo, chi):
#: # cell (rlo, clo) (the top left one) will carry the data
#: # and formatting info; the remainder will be recorded as
#: # blank cells, but a renderer will apply the formatting info
#: # for the top left cell (e.g. border, pattern) to all cells in
#: # the range.
merged_cells = []
#: Mapping of ``(rowx, colx)`` to list of ``(offset, font_index)`` tuples.
#: The offset defines where in the string the font begins to be used.
#: Offsets are expected to be in ascending order.
#: If the first offset is not zero, the meaning is that the cell's ``XF``'s
#: font should be used from offset 0.
#:
#: This is a sparse mapping. There is no entry for cells that are not
#: formatted with rich text.
#:
#: How to use:
#:
#: .. code-block:: python
#:
#: runlist = thesheet.rich_text_runlist_map.get((rowx, colx))
#: if runlist:
#: for offset, font_index in runlist:
#: # do work here.
#: pass
#:
#: .. versionadded:: 0.7.2
#:
#: Populated only if ``open_workbook(..., formatting_info=True)``
rich_text_runlist_map = {}
#: Default column width from ``DEFCOLWIDTH`` record, else ``None``.
#: From the OOo docs:
#:
#: Column width in characters, using the width of the zero character
#: from default font (first FONT record in the file). Excel adds some
#: extra space to the default width, depending on the default font and
#: default font size. The algorithm how to exactly calculate the resulting
#: column width is not known.
#: Example: The default width of 8 set in this record results in a column
#: width of 8.43 using Arial font with a size of 10 points.
#:
#: For the default hierarchy, refer to the :class:`Colinfo` class.
#:
#: .. versionadded:: 0.6.1
defcolwidth = None
#: Default column width from ``STANDARDWIDTH`` record, else ``None``.
#:
#: From the OOo docs:
#:
#: Default width of the columns in 1/256 of the width of the zero
#: character, using default font (first FONT record in the file).
#:
#: For the default hierarchy, refer to the :class:`Colinfo` class.
#:
#: .. versionadded:: 0.6.1
standardwidth = None
#: Default value to be used for a row if there is
#: no ``ROW`` record for that row.
#: From the *optional* ``DEFAULTROWHEIGHT`` record.
default_row_height = None
#: Default value to be used for a row if there is
#: no ``ROW`` record for that row.
#: From the *optional* ``DEFAULTROWHEIGHT`` record.
default_row_height_mismatch = None
#: Default value to be used for a row if there is
#: no ``ROW`` record for that row.
#: From the *optional* ``DEFAULTROWHEIGHT`` record.
default_row_hidden = None
#: Default value to be used for a row if there is
#: no ``ROW`` record for that row.
#: From the *optional* ``DEFAULTROWHEIGHT`` record.
default_additional_space_above = None
#: Default value to be used for a row if there is
#: no ``ROW`` record for that row.
#: From the *optional* ``DEFAULTROWHEIGHT`` record.
default_additional_space_below = None
#: Visibility of the sheet::
#:
#: 0 = visible
#: 1 = hidden (can be unhidden by user -- Format -> Sheet -> Unhide)
#: 2 = "very hidden" (can be unhidden only by VBA macro).
visibility = 0
#: A 256-element tuple corresponding to the contents of the GCW record for
#: this sheet. If no such record, treat as all bits zero.
#: Applies to BIFF4-7 only. See docs of the :class:`Colinfo` class for
#: discussion.
gcw = (0, ) * 256
#: A list of :class:`Hyperlink` objects corresponding to ``HLINK`` records
#: found in the worksheet.
#:
#: .. versionadded:: 0.7.2
hyperlink_list = []
#: A sparse mapping from ``(rowx, colx)`` to an item in
#: :attr:`~xlrd.sheet.Sheet.hyperlink_list`.
#: Cells not covered by a hyperlink are not mapped.
#: It is possible using the Excel UI to set up a hyperlink that
#: covers a larger-than-1x1 rectangle of cells.
#: Hyperlink rectangles may overlap (Excel doesn't check).
#: When a multiply-covered cell is clicked on, the hyperlink that is
#: activated
#: (and the one that is mapped here) is the last in
#: :attr:`~xlrd.sheet.Sheet.hyperlink_list`.
#:
#: .. versionadded:: 0.7.2
hyperlink_map = {}
#: A sparse mapping from ``(rowx, colx)`` to a :class:`Note` object.
#: Cells not containing a note ("comment") are not mapped.
#:
#: .. versionadded:: 0.7.2
cell_note_map = {}
#: Number of columns in left pane (frozen panes; for split panes, see
#: comments in code)
vert_split_pos = 0
#: Number of rows in top pane (frozen panes; for split panes, see comments
#: in code)
horz_split_pos = 0
#: Index of first visible row in bottom frozen/split pane
horz_split_first_visible = 0
#: Index of first visible column in right frozen/split pane
vert_split_first_visible = 0
#: Frozen panes: ignore it. Split panes: explanation and diagrams in
#: OOo docs.
split_active_pane = 0
#: Boolean specifying if a ``PANE`` record was present, ignore unless you're
#: ``xlutils.copy``
has_pane_record = 0
#: A list of the horizontal page breaks in this sheet.
#: Breaks are tuples in the form
#: ``(index of row after break, start col index, end col index)``.
#:
#: Populated only if ``open_workbook(..., formatting_info=True)``
#:
#: .. versionadded:: 0.7.2
horizontal_page_breaks = []
#: A list of the vertical page breaks in this sheet.
#: Breaks are tuples in the form
#: ``(index of col after break, start row index, end row index)``.
#:
#: Populated only if ``open_workbook(..., formatting_info=True)``
#:
#: .. versionadded:: 0.7.2
vertical_page_breaks = []
def __init__(self, book, position, name, number):
self.book = book
self.biff_version = book.biff_version
self._position = position
self.logfile = book.logfile
self.bt = array('B', [XL_CELL_EMPTY])
self.bf = array('h', [-1])
self.name = name
self.number = number
self.verbosity = book.verbosity
self.formatting_info = book.formatting_info
self.ragged_rows = book.ragged_rows
if self.ragged_rows:
self.put_cell = self.put_cell_ragged
else:
self.put_cell = self.put_cell_unragged
self._xf_index_to_xl_type_map = book._xf_index_to_xl_type_map
self.nrows = 0 # actual, including possibly empty cells
self.ncols = 0
self._maxdatarowx = -1 # highest rowx containing a non-empty cell
self._maxdatacolx = -1 # highest colx containing a non-empty cell
self._dimnrows = 0 # as per DIMENSIONS record
self._dimncols = 0
self._cell_values = []
self._cell_types = []
self._cell_xf_indexes = []
self.defcolwidth = None
self.standardwidth = None
self.default_row_height = None
self.default_row_height_mismatch = 0
self.default_row_hidden = 0
self.default_additional_space_above = 0
self.default_additional_space_below = 0
self.colinfo_map = {}
self.rowinfo_map = {}
self.col_label_ranges = []
self.row_label_ranges = []
self.merged_cells = []
self.rich_text_runlist_map = {}
self.horizontal_page_breaks = []
self.vertical_page_breaks = []
self._xf_index_stats = [0, 0, 0, 0]
self.visibility = book._sheet_visibility[number] # from BOUNDSHEET record
for attr, defval in _WINDOW2_options:
setattr(self, attr, defval)
self.first_visible_rowx = 0
self.first_visible_colx = 0
self.gridline_colour_index = 0x40
self.gridline_colour_rgb = None # pre-BIFF8
self.hyperlink_list = []
self.hyperlink_map = {}
self.cell_note_map = {}
# Values calculated by xlrd to predict the mag factors that
# will actually be used by Excel to display your worksheet.
# Pass these values to xlwt when writing XLS files.
# Warning 1: Behaviour of OOo Calc and Gnumeric has been observed to differ from Excel's.
# Warning 2: A value of zero means almost exactly what it says. Your sheet will be
# displayed as a very tiny speck on the screen. xlwt will reject attempts to set
# a mag_factor that is not (10 <= mag_factor <= 400).
self.cooked_page_break_preview_mag_factor = 60
self.cooked_normal_view_mag_factor = 100
# Values (if any) actually stored on the XLS file
self.cached_page_break_preview_mag_factor = 0 # default (60%), from WINDOW2 record
self.cached_normal_view_mag_factor = 0 # default (100%), from WINDOW2 record
self.scl_mag_factor = None # from SCL record
self._ixfe = None # BIFF2 only
self._cell_attr_to_xfx = {} # BIFF2.0 only
if self.biff_version >= 80:
self.utter_max_rows = 65536
else:
self.utter_max_rows = 16384
self.utter_max_cols = 256
self._first_full_rowx = -1
# self._put_cell_exceptions = 0
# self._put_cell_row_widenings = 0
# self._put_cell_rows_appended = 0
# self._put_cell_cells_appended = 0
def cell(self, rowx, colx):
"""
:class:`Cell` object in the given row and column.
"""
if self.formatting_info:
xfx = self.cell_xf_index(rowx, colx)
else:
xfx = None
return Cell(
self._cell_types[rowx][colx],
self._cell_values[rowx][colx],
xfx,
)
def cell_value(self, rowx, colx):
"Value of the cell in the given row and column."
return self._cell_values[rowx][colx]
def cell_type(self, rowx, colx):
"""
Type of the cell in the given row and column.
Refer to the documentation of the :class:`Cell` class.
"""
return self._cell_types[rowx][colx]
def cell_xf_index(self, rowx, colx):
"""
XF index of the cell in the given row and column.
This is an index into :attr:`~xlrd.book.Book.xf_list`.
.. versionadded:: 0.6.1
"""
self.req_fmt_info()
xfx = self._cell_xf_indexes[rowx][colx]
if xfx > -1:
self._xf_index_stats[0] += 1
return xfx
# Check for a row xf_index
try:
xfx = self.rowinfo_map[rowx].xf_index
if xfx > -1:
self._xf_index_stats[1] += 1
return xfx
except KeyError:
pass
# Check for a column xf_index
try:
xfx = self.colinfo_map[colx].xf_index
if xfx == -1: xfx = 15
self._xf_index_stats[2] += 1
return xfx
except KeyError:
# If all else fails, 15 is used as hardwired global default xf_index.
self._xf_index_stats[3] += 1
return 15
def row_len(self, rowx):
"""
Returns the effective number of cells in the given row. For use with
``open_workbook(ragged_rows=True)`` which is likely to produce rows
with fewer than :attr:`~Sheet.ncols` cells.
.. versionadded:: 0.7.2
"""
return len(self._cell_values[rowx])
def row(self, rowx):
"""
Returns a sequence of the :class:`Cell` objects in the given row.
"""
return [
self.cell(rowx, colx)
for colx in xrange(len(self._cell_values[rowx]))
]
def get_rows(self):
"Returns a generator for iterating through each row."
return (self.row(index) for index in range(self.nrows))
def row_types(self, rowx, start_colx=0, end_colx=None):
"""
Returns a slice of the types of the cells in the given row.
"""
if end_colx is None:
return self._cell_types[rowx][start_colx:]
return self._cell_types[rowx][start_colx:end_colx]
def row_values(self, rowx, start_colx=0, end_colx=None):
"""
Returns a slice of the values of the cells in the given row.
"""
if end_colx is None:
return self._cell_values[rowx][start_colx:]
return self._cell_values[rowx][start_colx:end_colx]
def row_slice(self, rowx, start_colx=0, end_colx=None):
"""
Returns a slice of the :class:`Cell` objects in the given row.
"""
nc = len(self._cell_values[rowx])
if start_colx < 0:
start_colx += nc
if start_colx < 0:
start_colx = 0
if end_colx is None or end_colx > nc:
end_colx = nc
elif end_colx < 0:
end_colx += nc
return [
self.cell(rowx, colx)
for colx in xrange(start_colx, end_colx)
]
def col_slice(self, colx, start_rowx=0, end_rowx=None):
"""
Returns a slice of the :class:`Cell` objects in the given column.
"""
nr = self.nrows
if start_rowx < 0:
start_rowx += nr
if start_rowx < 0:
start_rowx = 0
if end_rowx is None or end_rowx > nr:
end_rowx = nr
elif end_rowx < 0:
end_rowx += nr
return [
self.cell(rowx, colx)
for rowx in xrange(start_rowx, end_rowx)
]
def col_values(self, colx, start_rowx=0, end_rowx=None):
"""
Returns a slice of the values of the cells in the given column.
"""
nr = self.nrows
if start_rowx < 0:
start_rowx += nr
if start_rowx < 0:
start_rowx = 0
if end_rowx is None or end_rowx > nr:
end_rowx = nr
elif end_rowx < 0:
end_rowx += nr
return [
self._cell_values[rowx][colx]
for rowx in xrange(start_rowx, end_rowx)
]
def col_types(self, colx, start_rowx=0, end_rowx=None):
"""
Returns a slice of the types of the cells in the given column.
"""
nr = self.nrows
if start_rowx < 0:
start_rowx += nr
if start_rowx < 0:
start_rowx = 0
if end_rowx is None or end_rowx > nr:
end_rowx = nr
elif end_rowx < 0:
end_rowx += nr
return [
self._cell_types[rowx][colx]
for rowx in xrange(start_rowx, end_rowx)
]
col = col_slice
# === Following methods are used in building the worksheet.
# === They are not part of the API.
def tidy_dimensions(self):
if self.verbosity >= 3:
fprintf(
self.logfile,
"tidy_dimensions: nrows=%d ncols=%d \n",
self.nrows, self.ncols,
)
if 1 and self.merged_cells:
nr = nc = 0
umaxrows = self.utter_max_rows
umaxcols = self.utter_max_cols
for crange in self.merged_cells:
rlo, rhi, clo, chi = crange
if not (0 <= rlo < rhi <= umaxrows) or not (0 <= clo < chi <= umaxcols):
fprintf(self.logfile,
"*** WARNING: sheet #%d (%r), MERGEDCELLS bad range %r\n",
self.number, self.name, crange)
if rhi > nr: nr = rhi
if chi > nc: nc = chi
if nc > self.ncols:
self.ncols = nc
self._first_full_rowx = -2
if nr > self.nrows:
# we put one empty cell at (nr-1,0) to make sure
# we have the right number of rows. The ragged rows
# will sort out the rest if needed.
self.put_cell(nr-1, 0, XL_CELL_EMPTY, UNICODE_LITERAL(''), -1)
if (self.verbosity >= 1 and
(self.nrows != self._dimnrows or self.ncols != self._dimncols)):
fprintf(
self.logfile,
"NOTE *** sheet %d (%r): DIMENSIONS R,C = %d,%d should be %d,%d\n",
self.number,
self.name,
self._dimnrows,
self._dimncols,
self.nrows,
self.ncols,
)
if not self.ragged_rows:
# fix ragged rows
ncols = self.ncols
s_cell_types = self._cell_types
s_cell_values = self._cell_values
s_cell_xf_indexes = self._cell_xf_indexes
s_fmt_info = self.formatting_info
# for rowx in xrange(self.nrows):
if self._first_full_rowx == -2:
ubound = self.nrows
else:
ubound = self._first_full_rowx
for rowx in xrange(ubound):
trow = s_cell_types[rowx]
rlen = len(trow)
nextra = ncols - rlen
if nextra > 0:
s_cell_values[rowx][rlen:] = [UNICODE_LITERAL('')] * nextra
trow[rlen:] = self.bt * nextra
if s_fmt_info:
s_cell_xf_indexes[rowx][rlen:] = self.bf * nextra
def put_cell_ragged(self, rowx, colx, ctype, value, xf_index):
if ctype is None:
# we have a number, so look up the cell type
ctype = self._xf_index_to_xl_type_map[xf_index]
assert 0 <= colx < self.utter_max_cols
assert 0 <= rowx < self.utter_max_rows
fmt_info = self.formatting_info
try:
nr = rowx + 1
if self.nrows < nr:
scta = self._cell_types.append
scva = self._cell_values.append
scxa = self._cell_xf_indexes.append
bt = self.bt
bf = self.bf
for _unused in xrange(self.nrows, nr):
scta(bt * 0)
scva([])
if fmt_info:
scxa(bf * 0)
self.nrows = nr
types_row = self._cell_types[rowx]
values_row = self._cell_values[rowx]
if fmt_info:
fmt_row = self._cell_xf_indexes[rowx]
ltr = len(types_row)
if colx >= self.ncols:
self.ncols = colx + 1
num_empty = colx - ltr
if not num_empty:
# most common case: colx == previous colx + 1
# self._put_cell_cells_appended += 1
types_row.append(ctype)
values_row.append(value)
if fmt_info:
fmt_row.append(xf_index)
return
if num_empty > 0:
num_empty += 1
# self._put_cell_row_widenings += 1
# types_row.extend(self.bt * num_empty)
# values_row.extend([UNICODE_LITERAL('')] * num_empty)
# if fmt_info:
# fmt_row.extend(self.bf * num_empty)
types_row[ltr:] = self.bt * num_empty
values_row[ltr:] = [UNICODE_LITERAL('')] * num_empty
if fmt_info:
fmt_row[ltr:] = self.bf * num_empty
types_row[colx] = ctype
values_row[colx] = value
if fmt_info:
fmt_row[colx] = xf_index
except:
print("put_cell", rowx, colx, file=self.logfile)
raise
def put_cell_unragged(self, rowx, colx, ctype, value, xf_index):
if ctype is None:
# we have a number, so look up the cell type
ctype = self._xf_index_to_xl_type_map[xf_index]
# assert 0 <= colx < self.utter_max_cols
# assert 0 <= rowx < self.utter_max_rows
try:
self._cell_types[rowx][colx] = ctype
self._cell_values[rowx][colx] = value
if self.formatting_info:
self._cell_xf_indexes[rowx][colx] = xf_index
except IndexError:
# print >> self.logfile, "put_cell extending", rowx, colx
# self.extend_cells(rowx+1, colx+1)
# self._put_cell_exceptions += 1
nr = rowx + 1
nc = colx + 1
assert 1 <= nc <= self.utter_max_cols
assert 1 <= nr <= self.utter_max_rows
if nc > self.ncols:
self.ncols = nc
# The row self._first_full_rowx and all subsequent rows
# are guaranteed to have length == self.ncols. Thus the
# "fix ragged rows" section of the tidy_dimensions method
# doesn't need to examine them.
if nr < self.nrows:
# cell data is not in non-descending row order *AND*
# self.ncols has been bumped up.
# This very rare case ruins this optmisation.
self._first_full_rowx = -2
elif rowx > self._first_full_rowx > -2:
self._first_full_rowx = rowx
if nr <= self.nrows:
# New cell is in an existing row, so extend that row (if necessary).
# Note that nr < self.nrows means that the cell data
# is not in ascending row order!!
trow = self._cell_types[rowx]
nextra = self.ncols - len(trow)
if nextra > 0:
# self._put_cell_row_widenings += 1
trow.extend(self.bt * nextra)
if self.formatting_info:
self._cell_xf_indexes[rowx].extend(self.bf * nextra)
self._cell_values[rowx].extend([UNICODE_LITERAL('')] * nextra)
else:
scta = self._cell_types.append
scva = self._cell_values.append
scxa = self._cell_xf_indexes.append
fmt_info = self.formatting_info
nc = self.ncols
bt = self.bt
bf = self.bf
for _unused in xrange(self.nrows, nr):
# self._put_cell_rows_appended += 1
scta(bt * nc)
scva([UNICODE_LITERAL('')] * nc)
if fmt_info:
scxa(bf * nc)
self.nrows = nr
# === end of code from extend_cells()
try:
self._cell_types[rowx][colx] = ctype
self._cell_values[rowx][colx] = value
if self.formatting_info:
self._cell_xf_indexes[rowx][colx] = xf_index
except:
print("put_cell", rowx, colx, file=self.logfile)
raise
except:
print("put_cell", rowx, colx, file=self.logfile)
raise
# === Methods after this line neither know nor care about how cells are stored.
def read(self, bk):
global rc_stats
DEBUG = 0
blah = DEBUG or self.verbosity >= 2
blah_rows = DEBUG or self.verbosity >= 4
blah_formulas = 0 and blah
r1c1 = 0
oldpos = bk._position
bk._position = self._position
XL_SHRFMLA_ETC_ETC = (
XL_SHRFMLA, XL_ARRAY, XL_TABLEOP, XL_TABLEOP2,
XL_ARRAY2, XL_TABLEOP_B2,
)
self_put_cell = self.put_cell
local_unpack = unpack
bk_get_record_parts = bk.get_record_parts
bv = self.biff_version
fmt_info = self.formatting_info
do_sst_rich_text = fmt_info and bk._rich_text_runlist_map
rowinfo_sharing_dict = {}
txos = {}
eof_found = 0
while 1:
# if DEBUG: print "SHEET.READ: about to read from position %d" % bk._position
rc, data_len, data = bk_get_record_parts()
# if rc in rc_stats:
# rc_stats[rc] += 1
# else:
# rc_stats[rc] = 1
# if DEBUG: print "SHEET.READ: op 0x%04x, %d bytes %r" % (rc, data_len, data)
if rc == XL_NUMBER:
# [:14] in following stmt ignores extraneous rubbish at end of record.
# Sample file testEON-8.xls supplied by Jan Kraus.
rowx, colx, xf_index, d = local_unpack('<HHHd', data[:14])
# if xf_index == 0:
# fprintf(self.logfile,
# "NUMBER: r=%d c=%d xfx=%d %f\n", rowx, colx, xf_index, d)
self_put_cell(rowx, colx, None, d, xf_index)
elif rc == XL_LABELSST:
rowx, colx, xf_index, sstindex = local_unpack('<HHHi', data)
# print "LABELSST", rowx, colx, sstindex, bk._sharedstrings[sstindex]
self_put_cell(rowx, colx, XL_CELL_TEXT, bk._sharedstrings[sstindex], xf_index)
if do_sst_rich_text:
runlist = bk._rich_text_runlist_map.get(sstindex)
if runlist:
self.rich_text_runlist_map[(rowx, colx)] = runlist
elif rc == XL_LABEL:
rowx, colx, xf_index = local_unpack('<HHH', data[0:6])
if bv < BIFF_FIRST_UNICODE:
strg = unpack_string(data, 6, bk.encoding or bk.derive_encoding(), lenlen=2)
else:
strg = unpack_unicode(data, 6, lenlen=2)
self_put_cell(rowx, colx, XL_CELL_TEXT, strg, xf_index)
elif rc == XL_RSTRING:
rowx, colx, xf_index = local_unpack('<HHH', data[0:6])
if bv < BIFF_FIRST_UNICODE:
strg, pos = unpack_string_update_pos(data, 6, bk.encoding or bk.derive_encoding(), lenlen=2)
nrt = BYTES_ORD(data[pos])
pos += 1
runlist = []
for _unused in xrange(nrt):
runlist.append(unpack('<BB', data[pos:pos+2]))
pos += 2
assert pos == len(data)
else:
strg, pos = unpack_unicode_update_pos(data, 6, lenlen=2)
nrt = unpack('<H', data[pos:pos+2])[0]
pos += 2
runlist = []
for _unused in xrange(nrt):
runlist.append(unpack('<HH', data[pos:pos+4]))
pos += 4
assert pos == len(data)
self_put_cell(rowx, colx, XL_CELL_TEXT, strg, xf_index)
self.rich_text_runlist_map[(rowx, colx)] = runlist
elif rc == XL_RK:
rowx, colx, xf_index = local_unpack('<HHH', data[:6])
d = unpack_RK(data[6:10])
self_put_cell(rowx, colx, None, d, xf_index)
elif rc == XL_MULRK:
mulrk_row, mulrk_first = local_unpack('<HH', data[0:4])
mulrk_last, = local_unpack('<H', data[-2:])
pos = 4
for colx in xrange(mulrk_first, mulrk_last+1):
xf_index, = local_unpack('<H', data[pos:pos+2])
d = unpack_RK(data[pos+2:pos+6])
pos += 6
self_put_cell(mulrk_row, colx, None, d, xf_index)
elif rc == XL_ROW:
# Version 0.6.0a3: ROW records are just not worth using (for memory allocation).
# Version 0.6.1: now used for formatting info.
if not fmt_info: continue
rowx, bits1, bits2 = local_unpack('<H4xH4xi', data[0:16])
if not(0 <= rowx < self.utter_max_rows):
print("*** NOTE: ROW record has row index %d; "
"should have 0 <= rowx < %d -- record ignored!"
% (rowx, self.utter_max_rows), file=self.logfile)
continue
key = (bits1, bits2)
r = rowinfo_sharing_dict.get(key)
if r is None:
rowinfo_sharing_dict[key] = r = Rowinfo()
# Using upkbits() is far too slow on a file
# with 30 sheets each with 10K rows :-(
# upkbits(r, bits1, (
# ( 0, 0x7FFF, 'height'),
# (15, 0x8000, 'has_default_height'),
# ))
# upkbits(r, bits2, (
# ( 0, 0x00000007, 'outline_level'),
# ( 4, 0x00000010, 'outline_group_starts_ends'),
# ( 5, 0x00000020, 'hidden'),
# ( 6, 0x00000040, 'height_mismatch'),
# ( 7, 0x00000080, 'has_default_xf_index'),
# (16, 0x0FFF0000, 'xf_index'),
# (28, 0x10000000, 'additional_space_above'),
# (29, 0x20000000, 'additional_space_below'),
# ))
# So:
r.height = bits1 & 0x7fff
r.has_default_height = (bits1 >> 15) & 1
r.outline_level = bits2 & 7
r.outline_group_starts_ends = (bits2 >> 4) & 1
r.hidden = (bits2 >> 5) & 1
r.height_mismatch = (bits2 >> 6) & 1
r.has_default_xf_index = (bits2 >> 7) & 1
r.xf_index = (bits2 >> 16) & 0xfff
r.additional_space_above = (bits2 >> 28) & 1
r.additional_space_below = (bits2 >> 29) & 1
if not r.has_default_xf_index:
r.xf_index = -1
self.rowinfo_map[rowx] = r
if 0 and r.xf_index > -1:
fprintf(self.logfile,
"**ROW %d %d %d\n",
self.number, rowx, r.xf_index)
if blah_rows:
print('ROW', rowx, bits1, bits2, file=self.logfile)
r.dump(self.logfile,
header="--- sh #%d, rowx=%d ---" % (self.number, rowx))
elif rc in XL_FORMULA_OPCODES: # 06, 0206, 0406
# DEBUG = 1
# if DEBUG: print "FORMULA: rc: 0x%04x data: %r" % (rc, data)
if bv >= 50:
rowx, colx, xf_index, result_str, flags = local_unpack('<HHH8sH', data[0:16])
elif bv >= 30:
rowx, colx, xf_index, result_str, flags = local_unpack('<HHH8sH', data[0:16])
else: # BIFF2
rowx, colx, cell_attr, result_str, flags = local_unpack('<HH3s8sB', data[0:16])
xf_index = self.fixed_BIFF2_xfindex(cell_attr, rowx, colx)
if blah_formulas: # testing formula dumper
#### XXXX FIXME
fprintf(self.logfile, "FORMULA: rowx=%d colx=%d\n", rowx, colx)
fmlalen = local_unpack("<H", data[20:22])[0]
decompile_formula(bk, data[22:], fmlalen, FMLA_TYPE_CELL,
browx=rowx, bcolx=colx, blah=1, r1c1=r1c1)
if result_str[6:8] == b"\xFF\xFF":
first_byte = BYTES_ORD(result_str[0])
if first_byte == 0:
# need to read next record (STRING)
gotstring = 0
# if flags & 8:
if 1: # "flags & 8" applies only to SHRFMLA
# actually there's an optional SHRFMLA or ARRAY etc record to skip over
rc2, data2_len, data2 = bk.get_record_parts()
if rc2 == XL_STRING or rc2 == XL_STRING_B2:
gotstring = 1
elif rc2 == XL_ARRAY:
row1x, rownx, col1x, colnx, array_flags, tokslen = \
local_unpack("<HHBBBxxxxxH", data2[:14])
if blah_formulas:
fprintf(self.logfile, "ARRAY: %d %d %d %d %d\n",
row1x, rownx, col1x, colnx, array_flags)
# dump_formula(bk, data2[14:], tokslen, bv, reldelta=0, blah=1)
elif rc2 == XL_SHRFMLA:
row1x, rownx, col1x, colnx, nfmlas, tokslen = \
local_unpack("<HHBBxBH", data2[:10])
if blah_formulas:
fprintf(self.logfile, "SHRFMLA (sub): %d %d %d %d %d\n",
row1x, rownx, col1x, colnx, nfmlas)
decompile_formula(bk, data2[10:], tokslen, FMLA_TYPE_SHARED,
blah=1, browx=rowx, bcolx=colx, r1c1=r1c1)
elif rc2 not in XL_SHRFMLA_ETC_ETC:
raise XLRDError(
"Expected SHRFMLA, ARRAY, TABLEOP* or STRING record; found 0x%04x" % rc2)
# if DEBUG: print "gotstring:", gotstring
# now for the STRING record
if not gotstring:
rc2, _unused_len, data2 = bk.get_record_parts()
if rc2 not in (XL_STRING, XL_STRING_B2):
raise XLRDError("Expected STRING record; found 0x%04x" % rc2)
# if DEBUG: print "STRING: data=%r BIFF=%d cp=%d" % (data2, self.biff_version, bk.encoding)
strg = self.string_record_contents(data2)
self.put_cell(rowx, colx, XL_CELL_TEXT, strg, xf_index)
# if DEBUG: print "FORMULA strg %r" % strg
elif first_byte == 1:
# boolean formula result
value = BYTES_ORD(result_str[2])
self_put_cell(rowx, colx, XL_CELL_BOOLEAN, value, xf_index)
elif first_byte == 2:
# Error in cell
value = BYTES_ORD(result_str[2])
self_put_cell(rowx, colx, XL_CELL_ERROR, value, xf_index)
elif first_byte == 3:
# empty ... i.e. empty (zero-length) string, NOT an empty cell.
self_put_cell(rowx, colx, XL_CELL_TEXT, "", xf_index)
else:
raise XLRDError("unexpected special case (0x%02x) in FORMULA" % first_byte)
else:
# it is a number
d = local_unpack('<d', result_str)[0]
self_put_cell(rowx, colx, None, d, xf_index)
elif rc == XL_BOOLERR:
rowx, colx, xf_index, value, is_err = local_unpack('<HHHBB', data[:8])
# Note OOo Calc 2.0 writes 9-byte BOOLERR records.
# OOo docs say 8. Excel writes 8.
cellty = (XL_CELL_BOOLEAN, XL_CELL_ERROR)[is_err]
# if DEBUG: print "XL_BOOLERR", rowx, colx, xf_index, value, is_err
self_put_cell(rowx, colx, cellty, value, xf_index)
elif rc == XL_COLINFO:
if not fmt_info: continue
c = Colinfo()
first_colx, last_colx, c.width, c.xf_index, flags \
= local_unpack("<HHHHH", data[:10])
#### Colinfo.width is denominated in 256ths of a character,
#### *not* in characters.
if not(0 <= first_colx <= last_colx <= 256):
# Note: 256 instead of 255 is a common mistake.
# We silently ignore the non-existing 257th column in that case.
print("*** NOTE: COLINFO record has first col index %d, last %d; "
"should have 0 <= first <= last <= 255 -- record ignored!"
% (first_colx, last_colx), file=self.logfile)
del c
continue
upkbits(c, flags, (
( 0, 0x0001, 'hidden'),
( 1, 0x0002, 'bit1_flag'),
# *ALL* colinfos created by Excel in "default" cases are 0x0002!!
# Maybe it's "locked" by analogy with XFProtection data.
( 8, 0x0700, 'outline_level'),
(12, 0x1000, 'collapsed'),
))
for colx in xrange(first_colx, last_colx+1):
if colx > 255: break # Excel does 0 to 256 inclusive
self.colinfo_map[colx] = c
if 0:
fprintf(self.logfile,
"**COL %d %d %d\n",
self.number, colx, c.xf_index)
if blah:
fprintf(
self.logfile,
"COLINFO sheet #%d cols %d-%d: wid=%d xf_index=%d flags=0x%04x\n",
self.number, first_colx, last_colx, c.width, c.xf_index, flags,
)
c.dump(self.logfile, header='===')
elif rc == XL_DEFCOLWIDTH:
self.defcolwidth, = local_unpack("<H", data[:2])
if 0: print('DEFCOLWIDTH', self.defcolwidth, file=self.logfile)
elif rc == XL_STANDARDWIDTH:
if data_len != 2:
print('*** ERROR *** STANDARDWIDTH', data_len, repr(data), file=self.logfile)
self.standardwidth, = local_unpack("<H", data[:2])
if 0: print('STANDARDWIDTH', self.standardwidth, file=self.logfile)
elif rc == XL_GCW:
if not fmt_info: continue # useless w/o COLINFO
assert data_len == 34
assert data[0:2] == b"\x20\x00"
iguff = unpack("<8i", data[2:34])
gcw = []
for bits in iguff:
for j in xrange(32):
gcw.append(bits & 1)
bits >>= 1
self.gcw = tuple(gcw)
if 0:
showgcw = "".join(map(lambda x: "F "[x], gcw)).rstrip().replace(' ', '.')
print("GCW:", showgcw, file=self.logfile)
elif rc == XL_BLANK:
if not fmt_info: continue
rowx, colx, xf_index = local_unpack('<HHH', data[:6])
# if 0: print >> self.logfile, "BLANK", rowx, colx, xf_index
self_put_cell(rowx, colx, XL_CELL_BLANK, '', xf_index)
elif rc == XL_MULBLANK: # 00BE
if not fmt_info: continue
nitems = data_len >> 1
result = local_unpack("<%dH" % nitems, data)
rowx, mul_first = result[:2]
mul_last = result[-1]
# print >> self.logfile, "MULBLANK", rowx, mul_first, mul_last, data_len, nitems, mul_last + 4 - mul_first
assert nitems == mul_last + 4 - mul_first
pos = 2
for colx in xrange(mul_first, mul_last + 1):
self_put_cell(rowx, colx, XL_CELL_BLANK, '', result[pos])
pos += 1
elif rc == XL_DIMENSION or rc == XL_DIMENSION2:
if data_len == 0:
# Four zero bytes after some other record. See github issue 64.
continue
# if data_len == 10:
# Was crashing on BIFF 4.0 file w/o the two trailing unused bytes.
# Reported by Ralph Heimburger.
if bv < 80:
dim_tuple = local_unpack('<HxxH', data[2:8])
else:
dim_tuple = local_unpack('<ixxH', data[4:12])
self.nrows, self.ncols = 0, 0
self._dimnrows, self._dimncols = dim_tuple
if bv in (21, 30, 40) and self.book.xf_list and not self.book._xf_epilogue_done:
self.book.xf_epilogue()
if blah:
fprintf(
self.logfile,
"sheet %d(%r) DIMENSIONS: ncols=%d nrows=%d\n",
self.number, self.name, self._dimncols, self._dimnrows
)
elif rc == XL_HLINK:
self.handle_hlink(data)
elif rc == XL_QUICKTIP:
self.handle_quicktip(data)
elif rc == XL_EOF:
DEBUG = 0
if DEBUG: print("SHEET.READ: EOF", file=self.logfile)
eof_found = 1
break
elif rc == XL_OBJ:
# handle SHEET-level objects; note there's a separate Book.handle_obj
saved_obj = self.handle_obj(data)
if saved_obj: saved_obj_id = saved_obj.id
else: saved_obj_id = None
elif rc == XL_MSO_DRAWING:
self.handle_msodrawingetc(rc, data_len, data)
elif rc == XL_TXO:
txo = self.handle_txo(data)
if txo and saved_obj_id:
txos[saved_obj_id] = txo
saved_obj_id = None
elif rc == XL_NOTE:
self.handle_note(data, txos)
elif rc == XL_FEAT11:
self.handle_feat11(data)
elif rc in bofcodes: ##### EMBEDDED BOF #####
version, boftype = local_unpack('<HH', data[0:4])
if boftype != 0x20: # embedded chart
print("*** Unexpected embedded BOF (0x%04x) at offset %d: version=0x%04x type=0x%04x"
% (rc, bk._position - data_len - 4, version, boftype), file=self.logfile)
while 1:
code, data_len, data = bk.get_record_parts()
if code == XL_EOF:
break
if DEBUG: print("---> found EOF", file=self.logfile)
elif rc == XL_COUNTRY:
bk.handle_country(data)
elif rc == XL_LABELRANGES:
pos = 0
pos = unpack_cell_range_address_list_update_pos(
self.row_label_ranges, data, pos, bv, addr_size=8,
)
pos = unpack_cell_range_address_list_update_pos(
self.col_label_ranges, data, pos, bv, addr_size=8,
)
assert pos == data_len
elif rc == XL_ARRAY:
row1x, rownx, col1x, colnx, array_flags, tokslen = \
local_unpack("<HHBBBxxxxxH", data[:14])
if blah_formulas:
print("ARRAY:", row1x, rownx, col1x, colnx, array_flags, file=self.logfile)
# dump_formula(bk, data[14:], tokslen, bv, reldelta=0, blah=1)
elif rc == XL_SHRFMLA:
row1x, rownx, col1x, colnx, nfmlas, tokslen = \
local_unpack("<HHBBxBH", data[:10])
if blah_formulas:
print("SHRFMLA (main):", row1x, rownx, col1x, colnx, nfmlas, file=self.logfile)
decompile_formula(bk, data[10:], tokslen, FMLA_TYPE_SHARED,
blah=1, browx=rowx, bcolx=colx, r1c1=r1c1)
elif rc == XL_CONDFMT:
if not fmt_info: continue
assert bv >= 80
num_CFs, needs_recalc, browx1, browx2, bcolx1, bcolx2 = \
unpack("<6H", data[0:12])
if self.verbosity >= 1:
fprintf(
self.logfile,
"\n*** WARNING: Ignoring CONDFMT (conditional formatting) record\n"
"*** in Sheet %d (%r).\n"
"*** %d CF record(s); needs_recalc_or_redraw = %d\n"
"*** Bounding box is %s\n",
self.number, self.name, num_CFs, needs_recalc,
rangename2d(browx1, browx2+1, bcolx1, bcolx2+1),
)
olist = [] # updated by the function
pos = unpack_cell_range_address_list_update_pos(
olist, data, 12, bv, addr_size=8)
# print >> self.logfile, repr(result), len(result)
if self.verbosity >= 1:
fprintf(
self.logfile,
"*** %d individual range(s):\n"
"*** %s\n",
len(olist),
", ".join(rangename2d(*coords) for coords in olist),
)
elif rc == XL_CF:
if not fmt_info: continue
cf_type, cmp_op, sz1, sz2, flags = unpack("<BBHHi", data[0:10])
font_block = (flags >> 26) & 1
bord_block = (flags >> 28) & 1
patt_block = (flags >> 29) & 1
if self.verbosity >= 1:
fprintf(
self.logfile,
"\n*** WARNING: Ignoring CF (conditional formatting) sub-record.\n"
"*** cf_type=%d, cmp_op=%d, sz1=%d, sz2=%d, flags=0x%08x\n"
"*** optional data blocks: font=%d, border=%d, pattern=%d\n",
cf_type, cmp_op, sz1, sz2, flags,
font_block, bord_block, patt_block,
)
# hex_char_dump(data, 0, data_len, fout=self.logfile)
pos = 12
if font_block:
(font_height, font_options, weight, escapement, underline,
font_colour_index, two_bits, font_esc, font_underl) = unpack("<64x i i H H B 3x i 4x i i i 18x", data[pos:pos+118])
font_style = (two_bits > 1) & 1
posture = (font_options > 1) & 1
font_canc = (two_bits > 7) & 1
cancellation = (font_options > 7) & 1
if self.verbosity >= 1:
fprintf(
self.logfile,
"*** Font info: height=%d, weight=%d, escapement=%d,\n"
"*** underline=%d, colour_index=%d, esc=%d, underl=%d,\n"
"*** style=%d, posture=%d, canc=%d, cancellation=%d\n",
font_height, weight, escapement, underline,
font_colour_index, font_esc, font_underl,
font_style, posture, font_canc, cancellation,
)
pos += 118
if bord_block:
pos += 8
if patt_block:
pos += 4
fmla1 = data[pos:pos+sz1]
pos += sz1
if blah and sz1:
fprintf(self.logfile, "*** formula 1:\n")
dump_formula(bk, fmla1, sz1, bv, reldelta=0, blah=1)
fmla2 = data[pos:pos+sz2]
pos += sz2
assert pos == data_len
if blah and sz2:
fprintf(self.logfile, "*** formula 2:\n")
dump_formula(bk, fmla2, sz2, bv, reldelta=0, blah=1)
elif rc == XL_DEFAULTROWHEIGHT:
if data_len == 4:
bits, self.default_row_height = unpack("<HH", data[:4])
elif data_len == 2:
self.default_row_height, = unpack("<H", data)
bits = 0
fprintf(self.logfile,
"*** WARNING: DEFAULTROWHEIGHT record len is 2, "
"should be 4; assuming BIFF2 format\n")
else:
bits = 0
fprintf(self.logfile,
"*** WARNING: DEFAULTROWHEIGHT record len is %d, "
"should be 4; ignoring this record\n",
data_len)
self.default_row_height_mismatch = bits & 1
self.default_row_hidden = (bits >> 1) & 1
self.default_additional_space_above = (bits >> 2) & 1
self.default_additional_space_below = (bits >> 3) & 1
elif rc == XL_MERGEDCELLS:
if not fmt_info: continue
pos = unpack_cell_range_address_list_update_pos(
self.merged_cells, data, 0, bv, addr_size=8)
if blah:
fprintf(self.logfile,
"MERGEDCELLS: %d ranges\n", (pos - 2) // 8)
assert pos == data_len, \
"MERGEDCELLS: pos=%d data_len=%d" % (pos, data_len)
elif rc == XL_WINDOW2:
if bv >= 80 and data_len >= 14:
(
options,
self.first_visible_rowx, self.first_visible_colx,
self.gridline_colour_index,
self.cached_page_break_preview_mag_factor,
self.cached_normal_view_mag_factor
) = unpack("<HHHHxxHH", data[:14])
else:
assert bv >= 30 # BIFF3-7
(
options,
self.first_visible_rowx, self.first_visible_colx,
) = unpack("<HHH", data[:6])
self.gridline_colour_rgb = unpack("<BBB", data[6:9])
self.gridline_colour_index = nearest_colour_index(
self.book.colour_map, self.gridline_colour_rgb, debug=0)
# options -- Bit, Mask, Contents:
# 0 0001H 0 = Show formula results 1 = Show formulas
# 1 0002H 0 = Do not show grid lines 1 = Show grid lines
# 2 0004H 0 = Do not show sheet headers 1 = Show sheet headers
# 3 0008H 0 = Panes are not frozen 1 = Panes are frozen (freeze)
# 4 0010H 0 = Show zero values as empty cells 1 = Show zero values
# 5 0020H 0 = Manual grid line colour 1 = Automatic grid line colour
# 6 0040H 0 = Columns from left to right 1 = Columns from right to left
# 7 0080H 0 = Do not show outline symbols 1 = Show outline symbols
# 8 0100H 0 = Keep splits if pane freeze is removed 1 = Remove splits if pane freeze is removed
# 9 0200H 0 = Sheet not selected 1 = Sheet selected (BIFF5-BIFF8)
# 10 0400H 0 = Sheet not visible 1 = Sheet visible (BIFF5-BIFF8)
# 11 0800H 0 = Show in normal view 1 = Show in page break preview (BIFF8)
# The freeze flag specifies, if a following PANE record (6.71) describes unfrozen or frozen panes.
for attr, _unused_defval in _WINDOW2_options:
setattr(self, attr, options & 1)
options >>= 1
elif rc == XL_SCL:
num, den = unpack("<HH", data)
result = 0
if den:
result = (num * 100) // den
if not(10 <= result <= 400):
if DEBUG or self.verbosity >= 0:
print(
"WARNING *** SCL rcd sheet %d: should have 0.1 <= num/den <= 4; got %d/%d"
% (self.number, num, den),
file=self.logfile,
)
result = 100
self.scl_mag_factor = result
elif rc == XL_PANE:
(
self.vert_split_pos,
self.horz_split_pos,
self.horz_split_first_visible,
self.vert_split_first_visible,
self.split_active_pane,
) = unpack("<HHHHB", data[:9])
self.has_pane_record = 1
elif rc == XL_HORIZONTALPAGEBREAKS:
if not fmt_info: continue
num_breaks, = local_unpack("<H", data[:2])
assert num_breaks * (2 + 4 * (bv >= 80)) + 2 == data_len
pos = 2
if bv < 80:
while pos < data_len:
self.horizontal_page_breaks.append((local_unpack("<H", data[pos:pos+2])[0], 0, 255))
pos += 2
else:
while pos < data_len:
self.horizontal_page_breaks.append(local_unpack("<HHH", data[pos:pos+6]))
pos += 6
elif rc == XL_VERTICALPAGEBREAKS:
if not fmt_info: continue
num_breaks, = local_unpack("<H", data[:2])
assert num_breaks * (2 + 4 * (bv >= 80)) + 2 == data_len
pos = 2
if bv < 80:
while pos < data_len:
self.vertical_page_breaks.append((local_unpack("<H", data[pos:pos+2])[0], 0, 65535))
pos += 2
else:
while pos < data_len:
self.vertical_page_breaks.append(local_unpack("<HHH", data[pos:pos+6]))
pos += 6
#### all of the following are for BIFF <= 4W
elif bv <= 45:
if rc == XL_FORMAT or rc == XL_FORMAT2:
bk.handle_format(data, rc)
elif rc == XL_FONT or rc == XL_FONT_B3B4:
bk.handle_font(data)
elif rc == XL_STYLE:
if not self.book._xf_epilogue_done:
self.book.xf_epilogue()
bk.handle_style(data)
elif rc == XL_PALETTE:
bk.handle_palette(data)
elif rc == XL_BUILTINFMTCOUNT:
bk.handle_builtinfmtcount(data)
elif rc == XL_XF4 or rc == XL_XF3 or rc == XL_XF2: #### N.B. not XL_XF
bk.handle_xf(data)
elif rc == XL_DATEMODE:
bk.handle_datemode(data)
elif rc == XL_CODEPAGE:
bk.handle_codepage(data)
elif rc == XL_FILEPASS:
bk.handle_filepass(data)
elif rc == XL_WRITEACCESS:
bk.handle_writeaccess(data)
elif rc == XL_IXFE:
self._ixfe = local_unpack('<H', data)[0]
elif rc == XL_NUMBER_B2:
rowx, colx, cell_attr, d = local_unpack('<HH3sd', data)
self_put_cell(rowx, colx, None, d, self.fixed_BIFF2_xfindex(cell_attr, rowx, colx))
elif rc == XL_INTEGER:
rowx, colx, cell_attr, d = local_unpack('<HH3sH', data)
self_put_cell(rowx, colx, None, float(d), self.fixed_BIFF2_xfindex(cell_attr, rowx, colx))
elif rc == XL_LABEL_B2:
rowx, colx, cell_attr = local_unpack('<HH3s', data[0:7])
strg = unpack_string(data, 7, bk.encoding or bk.derive_encoding(), lenlen=1)
self_put_cell(rowx, colx, XL_CELL_TEXT, strg, self.fixed_BIFF2_xfindex(cell_attr, rowx, colx))
elif rc == XL_BOOLERR_B2:
rowx, colx, cell_attr, value, is_err = local_unpack('<HH3sBB', data)
cellty = (XL_CELL_BOOLEAN, XL_CELL_ERROR)[is_err]
# if DEBUG: print "XL_BOOLERR_B2", rowx, colx, cell_attr, value, is_err
self_put_cell(rowx, colx, cellty, value, self.fixed_BIFF2_xfindex(cell_attr, rowx, colx))
elif rc == XL_BLANK_B2:
if not fmt_info: continue
rowx, colx, cell_attr = local_unpack('<HH3s', data[:7])
self_put_cell(rowx, colx, XL_CELL_BLANK, '', self.fixed_BIFF2_xfindex(cell_attr, rowx, colx))
elif rc == XL_EFONT:
bk.handle_efont(data)
elif rc == XL_ROW_B2:
if not fmt_info: continue
rowx, bits1, bits2 = local_unpack('<H4xH2xB', data[0:11])
if not(0 <= rowx < self.utter_max_rows):
print("*** NOTE: ROW_B2 record has row index %d; "
"should have 0 <= rowx < %d -- record ignored!"
% (rowx, self.utter_max_rows), file=self.logfile)
continue
if not (bits2 & 1): # has_default_xf_index is false
xf_index = -1
elif data_len == 18:
# Seems the XF index in the cell_attr is dodgy
xfx = local_unpack('<H', data[16:18])[0]
xf_index = self.fixed_BIFF2_xfindex(cell_attr=None, rowx=rowx, colx=-1, true_xfx=xfx)
else:
cell_attr = data[13:16]
xf_index = self.fixed_BIFF2_xfindex(cell_attr, rowx, colx=-1)
key = (bits1, bits2, xf_index)
r = rowinfo_sharing_dict.get(key)
if r is None:
rowinfo_sharing_dict[key] = r = Rowinfo()
r.height = bits1 & 0x7fff
r.has_default_height = (bits1 >> 15) & 1
r.has_default_xf_index = bits2 & 1
r.xf_index = xf_index
# r.outline_level = 0 # set in __init__
# r.outline_group_starts_ends = 0 # set in __init__
# r.hidden = 0 # set in __init__
# r.height_mismatch = 0 # set in __init__
# r.additional_space_above = 0 # set in __init__
# r.additional_space_below = 0 # set in __init__
self.rowinfo_map[rowx] = r
if 0 and r.xf_index > -1:
fprintf(self.logfile,
"**ROW %d %d %d\n",
self.number, rowx, r.xf_index)
if blah_rows:
print('ROW_B2', rowx, bits1, file=self.logfile)
r.dump(self.logfile,
header="--- sh #%d, rowx=%d ---" % (self.number, rowx))
elif rc == XL_COLWIDTH: # BIFF2 only
if not fmt_info: continue
first_colx, last_colx, width\
= local_unpack("<BBH", data[:4])
if not(first_colx <= last_colx):
print("*** NOTE: COLWIDTH record has first col index %d, last %d; "
"should have first <= last -- record ignored!"
% (first_colx, last_colx), file=self.logfile)
continue
for colx in xrange(first_colx, last_colx+1):
if colx in self.colinfo_map:
c = self.colinfo_map[colx]
else:
c = Colinfo()
self.colinfo_map[colx] = c
c.width = width
if blah:
fprintf(
self.logfile,
"COLWIDTH sheet #%d cols %d-%d: wid=%d\n",
self.number, first_colx, last_colx, width,
)
elif rc == XL_COLUMNDEFAULT: # BIFF2 only
if not fmt_info: continue
first_colx, last_colx = local_unpack("<HH", data[:4])
#### Warning OOo docs wrong; first_colx <= colx < last_colx
if blah:
fprintf(
self.logfile,
"COLUMNDEFAULT sheet #%d cols in range(%d, %d)\n",
self.number, first_colx, last_colx,
)
if not(0 <= first_colx < last_colx <= 256):
print("*** NOTE: COLUMNDEFAULT record has first col index %d, last %d; "
"should have 0 <= first < last <= 256"
% (first_colx, last_colx), file=self.logfile)
last_colx = min(last_colx, 256)
for colx in xrange(first_colx, last_colx):
offset = 4 + 3 * (colx - first_colx)
cell_attr = data[offset:offset+3]
xf_index = self.fixed_BIFF2_xfindex(cell_attr, rowx=-1, colx=colx)
if colx in self.colinfo_map:
c = self.colinfo_map[colx]
else:
c = Colinfo()
self.colinfo_map[colx] = c
c.xf_index = xf_index
elif rc == XL_WINDOW2_B2: # BIFF 2 only
attr_names = ("show_formulas", "show_grid_lines", "show_sheet_headers",
"panes_are_frozen", "show_zero_values")
for attr, char in zip(attr_names, data[0:5]):
setattr(self, attr, int(char != b'\0'))
(
self.first_visible_rowx, self.first_visible_colx,
self.automatic_grid_line_colour,
) = unpack("<HHB", data[5:10])
self.gridline_colour_rgb = unpack("<BBB", data[10:13])
self.gridline_colour_index = nearest_colour_index(
self.book.colour_map, self.gridline_colour_rgb, debug=0)
else:
# if DEBUG: print "SHEET.READ: Unhandled record type %02x %d bytes %r" % (rc, data_len, data)
pass
if not eof_found:
raise XLRDError("Sheet %d (%r) missing EOF record"
% (self.number, self.name))
self.tidy_dimensions()
self.update_cooked_mag_factors()
bk._position = oldpos
return 1
def string_record_contents(self, data):
bv = self.biff_version
bk = self.book
lenlen = (bv >= 30) + 1
nchars_expected = unpack("<" + "BH"[lenlen - 1], data[:lenlen])[0]
offset = lenlen
if bv < 80:
enc = bk.encoding or bk.derive_encoding()
nchars_found = 0
result = UNICODE_LITERAL("")
while 1:
if bv >= 80:
flag = BYTES_ORD(data[offset]) & 1
enc = ("latin_1", "utf_16_le")[flag]
offset += 1
chunk = unicode(data[offset:], enc)
result += chunk
nchars_found += len(chunk)
if nchars_found == nchars_expected:
return result
if nchars_found > nchars_expected:
msg = ("STRING/CONTINUE: expected %d chars, found %d"
% (nchars_expected, nchars_found))
raise XLRDError(msg)
rc, _unused_len, data = bk.get_record_parts()
if rc != XL_CONTINUE:
raise XLRDError(
"Expected CONTINUE record; found record-type 0x%04X" % rc)
offset = 0
def update_cooked_mag_factors(self):
# Cached values are used ONLY for the non-active view mode.
# When the user switches to the non-active view mode,
# if the cached value for that mode is not valid,
# Excel pops up a window which says:
# "The number must be between 10 and 400. Try again by entering a number in this range."
# When the user hits OK, it drops into the non-active view mode
# but uses the magn from the active mode.
# NOTE: definition of "valid" depends on mode ... see below
blah = DEBUG or self.verbosity > 0
if self.show_in_page_break_preview:
if self.scl_mag_factor is None: # no SCL record
self.cooked_page_break_preview_mag_factor = 100 # Yes, 100, not 60, NOT a typo
else:
self.cooked_page_break_preview_mag_factor = self.scl_mag_factor
zoom = self.cached_normal_view_mag_factor
if not (10 <= zoom <=400):
if blah:
print(
"WARNING *** WINDOW2 rcd sheet %d: Bad cached_normal_view_mag_factor: %d"
% (self.number, self.cached_normal_view_mag_factor),
file=self.logfile,
)
zoom = self.cooked_page_break_preview_mag_factor
self.cooked_normal_view_mag_factor = zoom
else:
# normal view mode
if self.scl_mag_factor is None: # no SCL record
self.cooked_normal_view_mag_factor = 100
else:
self.cooked_normal_view_mag_factor = self.scl_mag_factor
zoom = self.cached_page_break_preview_mag_factor
if not zoom:
# VALID, defaults to 60
zoom = 60
elif not (10 <= zoom <= 400):
if blah:
print(
"WARNING *** WINDOW2 rcd sheet %r: Bad cached_page_break_preview_mag_factor: %r"
% (self.number, self.cached_page_break_preview_mag_factor),
file=self.logfile,
)
zoom = self.cooked_normal_view_mag_factor
self.cooked_page_break_preview_mag_factor = zoom
def fixed_BIFF2_xfindex(self, cell_attr, rowx, colx, true_xfx=None):
DEBUG = 0
blah = DEBUG or self.verbosity >= 2
if self.biff_version == 21:
if self.book.xf_list:
if true_xfx is not None:
xfx = true_xfx
else:
xfx = BYTES_ORD(cell_attr[0]) & 0x3F
if xfx == 0x3F:
if self._ixfe is None:
raise XLRDError("BIFF2 cell record has XF index 63 but no preceding IXFE record.")
xfx = self._ixfe
# OOo docs are capable of interpretation that each
# cell record is preceded immediately by its own IXFE record.
# Empirical evidence is that (sensibly) an IXFE record applies to all
# following cell records until another IXFE comes along.
return xfx
# Have either Excel 2.0, or broken 2.1 w/o XF records -- same effect.
self.biff_version = self.book.biff_version = 20
#### check that XF slot in cell_attr is zero
xfx_slot = BYTES_ORD(cell_attr[0]) & 0x3F
assert xfx_slot == 0
xfx = self._cell_attr_to_xfx.get(cell_attr)
if xfx is not None:
return xfx
if blah:
fprintf(self.logfile, "New cell_attr %r at (%r, %r)\n", cell_attr, rowx, colx)
if not self.book.xf_list:
for xfx in xrange(16):
self.insert_new_BIFF20_xf(cell_attr=b"\x40\x00\x00", style=xfx < 15)
xfx = self.insert_new_BIFF20_xf(cell_attr=cell_attr)
return xfx
def insert_new_BIFF20_xf(self, cell_attr, style=0):
DEBUG = 0
blah = DEBUG or self.verbosity >= 2
book = self.book
xfx = len(book.xf_list)
xf = self.fake_XF_from_BIFF20_cell_attr(cell_attr, style)
xf.xf_index = xfx
book.xf_list.append(xf)
if blah:
xf.dump(self.logfile, header="=== Faked XF %d ===" % xfx, footer="======")
if xf.format_key not in book.format_map:
if xf.format_key:
msg = "ERROR *** XF[%d] unknown format key (%d, 0x%04x)\n"
fprintf(self.logfile, msg,
xf.xf_index, xf.format_key, xf.format_key)
fmt = Format(xf.format_key, FUN, UNICODE_LITERAL("General"))
book.format_map[xf.format_key] = fmt
book.format_list.append(fmt)
cellty_from_fmtty = {
FNU: XL_CELL_NUMBER,
FUN: XL_CELL_NUMBER,
FGE: XL_CELL_NUMBER,
FDT: XL_CELL_DATE,
FTX: XL_CELL_NUMBER, # Yes, a number can be formatted as text.
}
fmt = book.format_map[xf.format_key]
cellty = cellty_from_fmtty[fmt.type]
self._xf_index_to_xl_type_map[xf.xf_index] = cellty
self._cell_attr_to_xfx[cell_attr] = xfx
return xfx
def fake_XF_from_BIFF20_cell_attr(self, cell_attr, style=0):
from .formatting import XF, XFAlignment, XFBorder, XFBackground, XFProtection
xf = XF()
xf.alignment = XFAlignment()
xf.alignment.indent_level = 0
xf.alignment.shrink_to_fit = 0
xf.alignment.text_direction = 0
xf.border = XFBorder()
xf.border.diag_up = 0
xf.border.diag_down = 0
xf.border.diag_colour_index = 0
xf.border.diag_line_style = 0 # no line
xf.background = XFBackground()
xf.protection = XFProtection()
(prot_bits, font_and_format, halign_etc) = unpack('<BBB', cell_attr)
xf.format_key = font_and_format & 0x3F
xf.font_index = (font_and_format & 0xC0) >> 6
upkbits(xf.protection, prot_bits, (
(6, 0x40, 'cell_locked'),
(7, 0x80, 'formula_hidden'),
))
xf.alignment.hor_align = halign_etc & 0x07
for mask, side in ((0x08, 'left'), (0x10, 'right'), (0x20, 'top'), (0x40, 'bottom')):
if halign_etc & mask:
colour_index, line_style = 8, 1 # black, thin
else:
colour_index, line_style = 0, 0 # none, none
setattr(xf.border, side + '_colour_index', colour_index)
setattr(xf.border, side + '_line_style', line_style)
bg = xf.background
if halign_etc & 0x80:
bg.fill_pattern = 17
else:
bg.fill_pattern = 0
bg.background_colour_index = 9 # white
bg.pattern_colour_index = 8 # black
xf.parent_style_index = (0x0FFF, 0)[style]
xf.alignment.vert_align = 2 # bottom
xf.alignment.rotation = 0
attr_stems = [
'format',
'font',
'alignment',
'border',
'background',
'protection',
]
for attr_stem in attr_stems:
attr = "_" + attr_stem + "_flag"
setattr(xf, attr, 1)
return xf
def req_fmt_info(self):
if not self.formatting_info:
raise XLRDError("Feature requires open_workbook(..., formatting_info=True)")
def computed_column_width(self, colx):
"""
Determine column display width.
:param colx:
Index of the queried column, range 0 to 255.
Note that it is possible to find out the width that will be used to
display columns with no cell information e.g. column IV (colx=255).
:return:
The column width that will be used for displaying
the given column by Excel, in units of 1/256th of the width of a
standard character (the digit zero in the first font).
.. versionadded:: 0.6.1
"""
self.req_fmt_info()
if self.biff_version >= 80:
colinfo = self.colinfo_map.get(colx, None)
if colinfo is not None:
return colinfo.width
if self.standardwidth is not None:
return self.standardwidth
elif self.biff_version >= 40:
if self.gcw[colx]:
if self.standardwidth is not None:
return self.standardwidth
else:
colinfo = self.colinfo_map.get(colx, None)
if colinfo is not None:
return colinfo.width
elif self.biff_version == 30:
colinfo = self.colinfo_map.get(colx, None)
if colinfo is not None:
return colinfo.width
# All roads lead to Rome and the DEFCOLWIDTH ...
if self.defcolwidth is not None:
return self.defcolwidth * 256
return 8 * 256 # 8 is what Excel puts in a DEFCOLWIDTH record
def handle_hlink(self, data):
# DEBUG = 1
if DEBUG: print("\n=== hyperlink ===", file=self.logfile)
record_size = len(data)
h = Hyperlink()
h.frowx, h.lrowx, h.fcolx, h.lcolx, guid0, dummy, options = unpack('<HHHH16s4si', data[:32])
assert guid0 == b"\xD0\xC9\xEA\x79\xF9\xBA\xCE\x11\x8C\x82\x00\xAA\x00\x4B\xA9\x0B"
assert dummy == b"\x02\x00\x00\x00"
if DEBUG: print("options: %08X" % options, file=self.logfile)
offset = 32
def get_nul_terminated_unicode(buf, ofs):
nb = unpack('<L', buf[ofs:ofs+4])[0] * 2
ofs += 4
uc = unicode(buf[ofs:ofs+nb], 'UTF-16le')[:-1]
ofs += nb
return uc, ofs
if options & 0x14: # has a description
h.desc, offset = get_nul_terminated_unicode(data, offset)
if options & 0x80: # has a target
h.target, offset = get_nul_terminated_unicode(data, offset)
if (options & 1) and not (options & 0x100): # HasMoniker and not MonikerSavedAsString
# an OLEMoniker structure
clsid, = unpack('<16s', data[offset:offset + 16])
if DEBUG: fprintf(self.logfile, "clsid=%r\n", clsid)
offset += 16
if clsid == b"\xE0\xC9\xEA\x79\xF9\xBA\xCE\x11\x8C\x82\x00\xAA\x00\x4B\xA9\x0B":
# E0H C9H EAH 79H F9H BAH CEH 11H 8CH 82H 00H AAH 00H 4BH A9H 0BH
# URL Moniker
h.type = UNICODE_LITERAL('url')
nbytes = unpack('<L', data[offset:offset + 4])[0]
offset += 4
h.url_or_path = unicode(data[offset:offset + nbytes], 'UTF-16le')
if DEBUG: fprintf(self.logfile, "initial url=%r len=%d\n", h.url_or_path, len(h.url_or_path))
endpos = h.url_or_path.find('\x00')
if DEBUG: print("endpos=%d" % endpos, file=self.logfile)
h.url_or_path = h.url_or_path[:endpos]
true_nbytes = 2 * (endpos + 1)
offset += true_nbytes
extra_nbytes = nbytes - true_nbytes
extra_data = data[offset:offset + extra_nbytes]
offset += extra_nbytes
if DEBUG:
fprintf(
self.logfile,
"url=%r\nextra=%r\nnbytes=%d true_nbytes=%d extra_nbytes=%d\n",
h.url_or_path, extra_data, nbytes, true_nbytes, extra_nbytes,
)
assert extra_nbytes in (24, 0)
elif clsid == b"\x03\x03\x00\x00\x00\x00\x00\x00\xC0\x00\x00\x00\x00\x00\x00\x46":
# file moniker
h.type = UNICODE_LITERAL('local file')
uplevels, nbytes = unpack("<Hi", data[offset:offset + 6])
offset += 6
shortpath = b"..\\" * uplevels + data[offset:offset + nbytes - 1] #### BYTES, not unicode
if DEBUG: fprintf(self.logfile, "uplevels=%d shortpath=%r\n", uplevels, shortpath)
offset += nbytes
offset += 24 # OOo: "unknown byte sequence"
# above is version 0xDEAD + 20 reserved zero bytes
sz = unpack('<i', data[offset:offset + 4])[0]
if DEBUG: print("sz=%d" % sz, file=self.logfile)
offset += 4
if sz:
xl = unpack('<i', data[offset:offset + 4])[0]
offset += 4
offset += 2 # "unknown byte sequence" MS: 0x0003
extended_path = unicode(data[offset:offset + xl], 'UTF-16le') # not zero-terminated
offset += xl
h.url_or_path = extended_path
else:
h.url_or_path = shortpath
#### MS KLUDGE WARNING ####
# The "shortpath" is bytes encoded in the **UNKNOWN** creator's "ANSI" encoding.
else:
fprintf(self.logfile, "*** unknown clsid %r\n", clsid)
elif options & 0x163 == 0x103: # UNC
h.type = UNICODE_LITERAL('unc')
h.url_or_path, offset = get_nul_terminated_unicode(data, offset)
elif options & 0x16B == 8:
h.type = UNICODE_LITERAL('workbook')
else:
h.type = UNICODE_LITERAL('unknown')
if options & 0x8: # has textmark
h.textmark, offset = get_nul_terminated_unicode(data, offset)
if DEBUG:
h.dump(header="... object dump ...")
print("offset=%d record_size=%d" % (offset, record_size))
extra_nbytes = record_size - offset
if extra_nbytes > 0:
fprintf(
self.logfile,
"*** WARNING: hyperlink at R%dC%d has %d extra data bytes: %s\n",
h.frowx + 1,
h.fcolx + 1,
extra_nbytes,
REPR(data[-extra_nbytes:]),
)
# Seen: b"\x00\x00" also b"A\x00", b"V\x00"
elif extra_nbytes < 0:
raise XLRDError("Bug or corrupt file, send copy of input file for debugging")
self.hyperlink_list.append(h)
for rowx in xrange(h.frowx, h.lrowx+1):
for colx in xrange(h.fcolx, h.lcolx+1):
self.hyperlink_map[rowx, colx] = h
def handle_quicktip(self, data):
rcx, frowx, lrowx, fcolx, lcolx = unpack('<5H', data[:10])
assert rcx == XL_QUICKTIP
assert self.hyperlink_list
h = self.hyperlink_list[-1]
assert (frowx, lrowx, fcolx, lcolx) == (h.frowx, h.lrowx, h.fcolx, h.lcolx)
assert data[-2:] == b'\x00\x00'
h.quicktip = unicode(data[10:-2], 'utf_16_le')
def handle_msodrawingetc(self, recid, data_len, data):
if not OBJ_MSO_DEBUG:
return
DEBUG = 1
if self.biff_version < 80:
return
o = MSODrawing()
pos = 0
while pos < data_len:
tmp, fbt, cb = unpack('<HHI', data[pos:pos+8])
ver = tmp & 0xF
inst = (tmp >> 4) & 0xFFF
if ver == 0xF:
ndb = 0 # container
else:
ndb = cb
if DEBUG:
hex_char_dump(data, pos, ndb + 8, base=0, fout=self.logfile)
fprintf(self.logfile,
"fbt:0x%04X inst:%d ver:0x%X cb:%d (0x%04X)\n",
fbt, inst, ver, cb, cb)
if fbt == 0xF010: # Client Anchor
assert ndb == 18
(o.anchor_unk,
o.anchor_colx_lo, o.anchor_rowx_lo,
o.anchor_colx_hi, o.anchor_rowx_hi) = unpack('<Hiiii', data[pos+8:pos+8+ndb])
elif fbt == 0xF011: # Client Data
# must be followed by an OBJ record
assert cb == 0
assert pos + 8 == data_len
else:
pass
pos += ndb + 8
else:
# didn't break out of while loop
assert pos == data_len
if DEBUG:
o.dump(self.logfile, header="=== MSODrawing ===", footer= " ")
def handle_obj(self, data):
if self.biff_version < 80:
return None
o = MSObj()
data_len = len(data)
pos = 0
if OBJ_MSO_DEBUG:
fprintf(self.logfile, "... OBJ record len=%d...\n", data_len)
while pos < data_len:
ft, cb = unpack('<HH', data[pos:pos+4])
if OBJ_MSO_DEBUG:
fprintf(self.logfile, "pos=%d ft=0x%04X cb=%d\n", pos, ft, cb)
hex_char_dump(data, pos, cb + 4, base=0, fout=self.logfile)
if pos == 0 and not (ft == 0x15 and cb == 18):
if self.verbosity:
fprintf(self.logfile, "*** WARNING Ignoring antique or corrupt OBJECT record\n")
return None
if ft == 0x15: # ftCmo ... s/b first
assert pos == 0
o.type, o.id, option_flags = unpack('<HHH', data[pos+4:pos+10])
upkbits(o, option_flags, (
( 0, 0x0001, 'locked'),
( 4, 0x0010, 'printable'),
( 8, 0x0100, 'autofilter'), # not documented in Excel 97 dev kit
( 9, 0x0200, 'scrollbar_flag'), # not documented in Excel 97 dev kit
(13, 0x2000, 'autofill'),
(14, 0x4000, 'autoline'),
))
elif ft == 0x00:
if data[pos:data_len] == b'\0' * (data_len - pos):
# ignore "optional reserved" data at end of record
break
msg = "Unexpected data at end of OBJECT record"
fprintf(self.logfile, "*** ERROR %s\n" % msg)
hex_char_dump(data, pos, data_len - pos, base=0, fout=self.logfile)
raise XLRDError(msg)
elif ft == 0x0C: # Scrollbar
values = unpack('<5H', data[pos+8:pos+18])
for value, tag in zip(values, ('value', 'min', 'max', 'inc', 'page')):
setattr(o, 'scrollbar_' + tag, value)
elif ft == 0x0D: # "Notes structure" [used for cell comments]
# not documented in Excel 97 dev kit
if OBJ_MSO_DEBUG: fprintf(self.logfile, "*** OBJ record has ft==0x0D 'notes' structure\n")
elif ft == 0x13: # list box data
if o.autofilter: # non standard exit. NOT documented
break
else:
pass
pos += cb + 4
else:
# didn't break out of while loop
pass
if OBJ_MSO_DEBUG:
o.dump(self.logfile, header="=== MSOBj ===", footer= " ")
return o
def handle_note(self, data, txos):
if OBJ_MSO_DEBUG:
fprintf(self.logfile, '... NOTE record ...\n')
hex_char_dump(data, 0, len(data), base=0, fout=self.logfile)
o = Note()
data_len = len(data)
if self.biff_version < 80:
o.rowx, o.colx, expected_bytes = unpack('<HHH', data[:6])
nb = len(data) - 6
assert nb <= expected_bytes
pieces = [data[6:]]
expected_bytes -= nb
while expected_bytes > 0:
rc2, data2_len, data2 = self.book.get_record_parts()
assert rc2 == XL_NOTE
dummy_rowx, nb = unpack('<H2xH', data2[:6])
assert dummy_rowx == 0xFFFF
assert nb == data2_len - 6
pieces.append(data2[6:])
expected_bytes -= nb
assert expected_bytes == 0
enc = self.book.encoding or self.book.derive_encoding()
o.text = unicode(b''.join(pieces), enc)
o.rich_text_runlist = [(0, 0)]
o.show = 0
o.row_hidden = 0
o.col_hidden = 0
o.author = UNICODE_LITERAL('')
o._object_id = None
self.cell_note_map[o.rowx, o.colx] = o
return
# Excel 8.0+
o.rowx, o.colx, option_flags, o._object_id = unpack('<4H', data[:8])
o.show = (option_flags >> 1) & 1
o.row_hidden = (option_flags >> 7) & 1
o.col_hidden = (option_flags >> 8) & 1
# XL97 dev kit book says NULL [sic] bytes padding between string count and string data
# to ensure that string is word-aligned. Appears to be nonsense.
o.author, endpos = unpack_unicode_update_pos(data, 8, lenlen=2)
# There is a random/undefined byte after the author string (not counted in the
# string length).
# Issue 4 on github: Google Spreadsheet doesn't write the undefined byte.
assert (data_len - endpos) in (0, 1)
if OBJ_MSO_DEBUG:
o.dump(self.logfile, header="=== Note ===", footer= " ")
txo = txos.get(o._object_id)
if txo:
o.text = txo.text
o.rich_text_runlist = txo.rich_text_runlist
self.cell_note_map[o.rowx, o.colx] = o
def handle_txo(self, data):
if self.biff_version < 80:
return
o = MSTxo()
fmt = '<HH6sHHH'
fmtsize = calcsize(fmt)
option_flags, o.rot, controlInfo, cchText, cbRuns, o.ifntEmpty = unpack(fmt, data[:fmtsize])
o.fmla = data[fmtsize:]
upkbits(o, option_flags, (
( 3, 0x000E, 'horz_align'),
( 6, 0x0070, 'vert_align'),
( 9, 0x0200, 'lock_text'),
(14, 0x4000, 'just_last'),
(15, 0x8000, 'secret_edit'),
))
totchars = 0
o.text = UNICODE_LITERAL('')
while totchars < cchText:
rc2, data2_len, data2 = self.book.get_record_parts()
assert rc2 == XL_CONTINUE
if OBJ_MSO_DEBUG:
hex_char_dump(data2, 0, data2_len, base=0, fout=self.logfile)
nb = BYTES_ORD(data2[0]) # 0 means latin1, 1 means utf_16_le
nchars = data2_len - 1
if nb:
assert nchars % 2 == 0
nchars //= 2
utext, endpos = unpack_unicode_update_pos(data2, 0, known_len=nchars)
assert endpos == data2_len
o.text += utext
totchars += nchars
o.rich_text_runlist = []
totruns = 0
while totruns < cbRuns: # counts of BYTES, not runs
rc3, data3_len, data3 = self.book.get_record_parts()
# print totruns, cbRuns, rc3, data3_len, repr(data3)
assert rc3 == XL_CONTINUE
assert data3_len % 8 == 0
for pos in xrange(0, data3_len, 8):
run = unpack('<HH4x', data3[pos:pos+8])
o.rich_text_runlist.append(run)
totruns += 8
# remove trailing entries that point to the end of the string
while o.rich_text_runlist and o.rich_text_runlist[-1][0] == cchText:
del o.rich_text_runlist[-1]
if OBJ_MSO_DEBUG:
o.dump(self.logfile, header="=== MSTxo ===", footer= " ")
print(o.rich_text_runlist, file=self.logfile)
return o
def handle_feat11(self, data):
if not OBJ_MSO_DEBUG:
return
# rt: Record type; this matches the BIFF rt in the first two bytes of the record; =0872h
# grbitFrt: FRT cell reference flag (see table below for details)
# Ref0: Range reference to a worksheet cell region if grbitFrt=1 (bitFrtRef). Otherwise blank.
# isf: Shared feature type index =5 for Table
# fHdr: =0 since this is for feat not feat header
# reserved0: Reserved for future use =0 for Table
# cref: Count of ref ranges this feature is on
# cbFeatData: Count of byte for the current feature data.
# reserved1: =0 currently not used
# Ref1: Repeat of Ref0. UNDOCUMENTED
rt, grbitFrt, Ref0, isf, fHdr, reserved0, cref, cbFeatData, reserved1, Ref1 = unpack('<HH8sHBiHiH8s', data[0:35])
assert reserved0 == 0
assert reserved1 == 0
assert isf == 5
assert rt == 0x872
assert fHdr == 0
assert Ref1 == Ref0
print(self.logfile, "FEAT11: grbitFrt=%d Ref0=%r cref=%d cbFeatData=%d\n", grbitFrt, Ref0, cref, cbFeatData)
# lt: Table data source type:
# =0 for Excel Worksheet Table =1 for read-write SharePoint linked List
# =2 for XML mapper Table =3 for Query Table
# idList: The ID of the Table (unique per worksheet)
# crwHeader: How many header/title rows the Table has at the top
# crwTotals: How many total rows the Table has at the bottom
# idFieldNext: Next id to try when assigning a unique id to a new field
# cbFSData: The size of the Fixed Data portion of the Table data structure.
# rupBuild: the rupBuild that generated the record
# unusedShort: UNUSED short that can be used later. The value is reserved during round-tripping.
# listFlags: Collection of bit flags: (see listFlags' bit setting table below for detail.)
# lPosStmCache: Table data stream position of cached data
# cbStmCache: Count of bytes of cached data
# cchStmCache: Count of characters of uncompressed cached data in the stream
# lem: Table edit mode (see List (Table) Editing Mode (lem) setting table below for details.)
# rgbHashParam: Hash value for SharePoint Table
# cchName: Count of characters in the Table name string rgbName
(lt, idList, crwHeader, crwTotals, idFieldNext, cbFSData,
rupBuild, unusedShort, listFlags, lPosStmCache, cbStmCache,
cchStmCache, lem, rgbHashParam, cchName) = unpack('<iiiiiiHHiiiii16sH', data[35:35+66])
print("lt=%d idList=%d crwHeader=%d crwTotals=%d idFieldNext=%d cbFSData=%d\n"
"rupBuild=%d unusedShort=%d listFlags=%04X lPosStmCache=%d cbStmCache=%d\n"
"cchStmCache=%d lem=%d rgbHashParam=%r cchName=%d" % (
lt, idList, crwHeader, crwTotals, idFieldNext, cbFSData,
rupBuild, unusedShort,listFlags, lPosStmCache, cbStmCache,
cchStmCache, lem, rgbHashParam, cchName), file=self.logfile)
class MSODrawing(BaseObject):
pass
class MSObj(BaseObject):
pass
class MSTxo(BaseObject):
pass
class Note(BaseObject):
"""
Represents a user "comment" or "note".
Note objects are accessible through :attr:`Sheet.cell_note_map`.
.. versionadded:: 0.7.2
"""
#: Author of note
author = UNICODE_LITERAL('')
#: ``True`` if the containing column is hidden
col_hidden = 0
#: Column index
colx = 0
#: List of ``(offset_in_string, font_index)`` tuples.
#: Unlike :attr:`Sheet.rich_text_runlist_map`, the first offset should
#: always be 0.
rich_text_runlist = None
#: True if the containing row is hidden
row_hidden = 0
#: Row index
rowx = 0
#: True if note is always shown
show = 0
#: Text of the note
text = UNICODE_LITERAL('')
class Hyperlink(BaseObject):
"""
Contains the attributes of a hyperlink.
Hyperlink objects are accessible through :attr:`Sheet.hyperlink_list`
and :attr:`Sheet.hyperlink_map`.
.. versionadded:: 0.7.2
"""
#: Index of first row
frowx = None
#: Index of last row
lrowx = None
#: Index of first column
fcolx = None
#: Index of last column
lcolx = None
#: Type of hyperlink. Unicode string, one of 'url', 'unc',
#: 'local file', 'workbook', 'unknown'
type = None
#: The URL or file-path, depending in the type. Unicode string, except
#: in the rare case of a local but non-existent file with non-ASCII
#: characters in the name, in which case only the "8.3" filename is
#: available, as a :class:`bytes` (3.x) or :class:`str` (2.x) string,
#: *with unknown encoding.*
url_or_path = None
#: Description.
#: This is displayed in the cell,
#: and should be identical to the cell value. Unicode string, or ``None``.
#: It seems impossible NOT to have a description created by the Excel UI.
desc = None
#: Target frame. Unicode string.
#:
#: .. note::
#: No cases of this have been seen in the wild.
#: It seems impossible to create one in the Excel UI.
target = None
#: The piece after the "#" in
#: "http://docs.python.org/library#struct_module", or the ``Sheet1!A1:Z99``
#: part when type is "workbook".
textmark = None
#: The text of the "quick tip" displayed when the cursor
#: hovers over the hyperlink.
quicktip = None
# === helpers ===
def unpack_RK(rk_str):
flags = BYTES_ORD(rk_str[0])
if flags & 2:
# There's a SIGNED 30-bit integer in there!
i, = unpack('<i', rk_str)
i >>= 2 # div by 4 to drop the 2 flag bits
if flags & 1:
return i / 100.0
return float(i)
else:
# It's the most significant 30 bits of an IEEE 754 64-bit FP number
d, = unpack('<d', b'\0\0\0\0' + BYTES_LITERAL(chr(flags & 252)) + rk_str[1:4])
if flags & 1:
return d / 100.0
return d
##### =============== Cell ======================================== #####
cellty_from_fmtty = {
FNU: XL_CELL_NUMBER,
FUN: XL_CELL_NUMBER,
FGE: XL_CELL_NUMBER,
FDT: XL_CELL_DATE,
FTX: XL_CELL_NUMBER, # Yes, a number can be formatted as text.
}
ctype_text = {
XL_CELL_EMPTY: 'empty',
XL_CELL_TEXT: 'text',
XL_CELL_NUMBER: 'number',
XL_CELL_DATE: 'xldate',
XL_CELL_BOOLEAN: 'bool',
XL_CELL_ERROR: 'error',
XL_CELL_BLANK: 'blank',
}
class Cell(BaseObject):
"""
Contains the data for one cell.
.. warning::
You don't call this class yourself. You access :class:`Cell` objects
via methods of the :class:`Sheet` object(s) that you found in the
:class:`~xlrd.book.Book` object that was returned when you called
:func:`~xlrd.open_workbook`
Cell objects have three attributes: ``ctype`` is an int, ``value``
(which depends on ``ctype``) and ``xf_index``.
If ``formatting_info`` is not enabled when the workbook is opened,
``xf_index`` will be ``None``.
The following table describes the types of cells and how their values
are represented in Python.
.. raw:: html
<table border="1" cellpadding="7">
<tr>
<th>Type symbol</th>
<th>Type number</th>
<th>Python value</th>
</tr>
<tr>
<td>XL_CELL_EMPTY</td>
<td align="center">0</td>
<td>empty string ''</td>
</tr>
<tr>
<td>XL_CELL_TEXT</td>
<td align="center">1</td>
<td>a Unicode string</td>
</tr>
<tr>
<td>XL_CELL_NUMBER</td>
<td align="center">2</td>
<td>float</td>
</tr>
<tr>
<td>XL_CELL_DATE</td>
<td align="center">3</td>
<td>float</td>
</tr>
<tr>
<td>XL_CELL_BOOLEAN</td>
<td align="center">4</td>
<td>int; 1 means TRUE, 0 means FALSE</td>
</tr>
<tr>
<td>XL_CELL_ERROR</td>
<td align="center">5</td>
<td>int representing internal Excel codes; for a text representation,
refer to the supplied dictionary error_text_from_code</td>
</tr>
<tr>
<td>XL_CELL_BLANK</td>
<td align="center">6</td>
<td>empty string ''. Note: this type will appear only when
open_workbook(..., formatting_info=True) is used.</td>
</tr>
</table>
"""
__slots__ = ['ctype', 'value', 'xf_index']
def __init__(self, ctype, value, xf_index=None):
self.ctype = ctype
self.value = value
self.xf_index = xf_index
def __repr__(self):
if self.xf_index is None:
return "%s:%r" % (ctype_text[self.ctype], self.value)
else:
return "%s:%r (XF:%r)" % (ctype_text[self.ctype], self.value, self.xf_index)
empty_cell = Cell(XL_CELL_EMPTY, UNICODE_LITERAL(''))
##### =============== Colinfo and Rowinfo ============================== #####
class Colinfo(BaseObject):
"""
Width and default formatting information that applies to one or
more columns in a sheet. Derived from ``COLINFO`` records.
Here is the default hierarchy for width, according to the OOo docs:
In BIFF3, if a ``COLINFO`` record is missing for a column,
the width specified in the record ``DEFCOLWIDTH`` is used instead.
In BIFF4-BIFF7, the width set in this ``COLINFO`` record is only used,
if the corresponding bit for this column is cleared in the ``GCW``
record, otherwise the column width set in the ``DEFCOLWIDTH`` record
is used (the ``STANDARDWIDTH`` record is always ignored in this case [#f1]_).
In BIFF8, if a ``COLINFO`` record is missing for a column,
the width specified in the record ``STANDARDWIDTH`` is used.
If this ``STANDARDWIDTH`` record is also missing,
the column width of the record ``DEFCOLWIDTH`` is used instead.
.. [#f1] The docs on the ``GCW`` record say this:
If a bit is set, the corresponding column uses the width set in the
``STANDARDWIDTH`` record. If a bit is cleared, the corresponding column
uses the width set in the ``COLINFO`` record for this column.
If a bit is set, and the worksheet does not contain the ``STANDARDWIDTH``
record, or if the bit is cleared, and the worksheet does not contain the
``COLINFO`` record, the ``DEFCOLWIDTH`` record of the worksheet will be
used instead.
xlrd goes with the GCW version of the story.
Reference to the source may be useful: see
:meth:`Sheet.computed_column_width`.
.. versionadded:: 0.6.1
"""
#: Width of the column in 1/256 of the width of the zero character,
#: using default font (first ``FONT`` record in the file).
width = 0
#: XF index to be used for formatting empty cells.
xf_index = -1
#: 1 = column is hidden
hidden = 0
#: Value of a 1-bit flag whose purpose is unknown
#: but is often seen set to 1
bit1_flag = 0
#: Outline level of the column, in ``range(7)``.
#: (0 = no outline)
outline_level = 0
#: 1 = column is collapsed
collapsed = 0
_USE_SLOTS = 1
class Rowinfo(BaseObject):
"""
Height and default formatting information that applies to a row in a sheet.
Derived from ``ROW`` records.
.. versionadded:: 0.6.1
"""
if _USE_SLOTS:
__slots__ = (
"height",
"has_default_height",
"outline_level",
"outline_group_starts_ends",
"hidden",
"height_mismatch",
"has_default_xf_index",
"xf_index",
"additional_space_above",
"additional_space_below",
)
def __init__(self):
#: Height of the row, in twips. One twip == 1/20 of a point.
self.height = None
#: 0 = Row has custom height; 1 = Row has default height.
self.has_default_height = None
#: Outline level of the row (0 to 7)
self.outline_level = None
#: 1 = Outline group starts or ends here (depending on where the
#: outline buttons are located, see ``WSBOOL`` record, which is not
#: parsed by xlrd), *and* is collapsed.
self.outline_group_starts_ends = None
#: 1 = Row is hidden (manually, or by a filter or outline group)
self.hidden = None
#: 1 = Row height and default font height do not match.
self.height_mismatch = None
#: 1 = the xf_index attribute is usable; 0 = ignore it.
self.has_default_xf_index = None
#: Index to default :class:`~xlrd.formatting.XF` record for empty cells
#: in this row. Don't use this if ``has_default_xf_index == 0``.
self.xf_index = None
#: This flag is set if the upper border of at least one cell in this
#: row or if the lower border of at least one cell in the row above is
#: formatted with a thick line style. Thin and medium line styles are
#: not taken into account.
self.additional_space_above = None
#: This flag is set if the lower border of at least one cell in this row
#: or if the upper border of at least one cell in the row below is
#: formatted with a medium or thick line style. Thin line styles are not
#: taken into account.
self.additional_space_below = None
def __getstate__(self):
return (
self.height,
self.has_default_height,
self.outline_level,
self.outline_group_starts_ends,
self.hidden,
self.height_mismatch,
self.has_default_xf_index,
self.xf_index,
self.additional_space_above,
self.additional_space_below,
)
def __setstate__(self, state):
(
self.height,
self.has_default_height,
self.outline_level,
self.outline_group_starts_ends,
self.hidden,
self.height_mismatch,
self.has_default_xf_index,
self.xf_index,
self.additional_space_above,
self.additional_space_below,
) = state
Reference in New Issue Copy Permalink