init

venv/lib/python3.12/site-packages/pyxlsb/handlers.py

@@ -0,0 +1,143 @@
+from . import biff12
+from collections import namedtuple
+
+class Handler(object):
+  def __init__(self):
+    super(Handler, self).__init__()
+
+  def read(self, reader, recid, reclen):
+    if reclen > 0:
+      reader.skip(reclen)
+
+
+class BasicHandler(Handler):
+  def __init__(self, name=None):
+    super(BasicHandler, self).__init__()
+    self.name = name
+
+  def read(self, reader, recid, reclen):
+    super(BasicHandler, self).read(reader, recid, reclen)
+    return self.name
+
+
+class StringTableHandler(Handler):
+  cls = namedtuple('sst', ['count', 'uniqueCount'])
+
+  def __init__(self):
+    super(StringTableHandler, self).__init__()
+
+  def read(self, reader, recid, reclen):
+    count = reader.read_int()
+    unique = reader.read_int()
+    return self.cls._make([count, unique])
+
+
+class StringInstanceHandler(Handler):
+  cls = namedtuple('si', ['t'])
+
+  def __init__(self):
+    super(StringInstanceHandler, self).__init__()
+
+  def read(self, reader, recid, reclen):
+    reader.skip(1)
+    val = reader.read_string()
+    return self.cls._make([val])
+
+
+class SheetHandler(Handler):
+  cls = namedtuple('sheet', ['sheetId', 'rId', 'name'])
+
+  def __init__(self):
+    super(SheetHandler, self).__init__()
+
+  def read(self, reader, recid, reclen):
+    reader.skip(4)
+    sheetid = reader.read_int()
+    relid = reader.read_string()
+    name = reader.read_string()
+    return self.cls._make([sheetid, relid, name])
+
+
+class DimensionHandler(Handler):
+  cls = namedtuple('dimension', ['r', 'c', 'h', 'w'])
+
+  def __init__(self):
+    super(DimensionHandler, self).__init__()
+
+  def read(self, reader, recid, reclen):
+    r1 = reader.read_int()
+    r2 = reader.read_int()
+    c1 = reader.read_int()
+    c2 = reader.read_int()
+    return self.cls._make([r1, c1, r2 - r1 + 1, c2 - c1 + 1])
+
+
+class ColumnHandler(Handler):
+  cls = namedtuple('col', ['c1', 'c2', 'width', 'style'])
+
+  def __init__(self):
+    super(ColumnHandler, self).__init__()
+
+  def read(self, reader, recid, reclen):
+    c1 = reader.read_int()
+    c2 = reader.read_int()
+    width = reader.read_int() / 256
+    style = reader.read_int()
+    return self.cls._make([c1, c2, width, style])
+
+
+class RowHandler(Handler):
+  cls = namedtuple('row', ['r'])
+
+  def __init__(self):
+    super(RowHandler, self).__init__()
+
+  def read(self, reader, recid, reclen):
+    r = reader.read_int()
+    return self.cls._make([r])
+
+
+class CellHandler(Handler):
+  cls = namedtuple('c', ['c', 'v', 'f', 'style'])
+
+  def __init__(self):
+    super(CellHandler, self).__init__()
+
+  def read(self, reader, recid, reclen):
+    col = reader.read_int()
+    style = reader.read_int()
+    val = None
+    if recid == biff12.NUM:
+      val = reader.read_float()
+    elif recid == biff12.BOOLERR:
+      val = hex(reader.read_byte())
+    elif recid == biff12.BOOL:
+      val = reader.read_byte() != 0
+    elif recid == biff12.FLOAT:
+      val = reader.read_double()
+    elif recid == biff12.STRING:
+      val = reader.read_int()
+    elif recid == biff12.FORMULA_STRING:
+      val = reader.read_string()
+    elif recid == biff12.FORMULA_FLOAT:
+      val = reader.read_double()
+    elif recid == biff12.FORMULA_BOOL:
+      val = reader.read_byte() != 0
+    elif recid == biff12.FORMULA_BOOLERR:
+      val = hex(reader.read_byte())
+    return self.cls._make([col, val, None, style])
+
+
+class HyperlinkHandler(Handler):
+  cls = namedtuple('hyperlink', ['r', 'c', 'h', 'w', 'rId'])
+
+  def __init__(self):
+    super(HyperlinkHandler, self).__init__()
+
+  def read(self, reader, recid, reclen):
+    r1 = reader.read_int()
+    r2 = reader.read_int()
+    c1 = reader.read_int()
+    c2 = reader.read_int()
+    rId = reader.read_string()
+    return self.cls._make([r1, c1, r2 - r1 + 1, c2 - c1 + 1, rId])