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# Copyright (c) 2010-2024 openpyxl
from openpyxl.descriptors.serialisable import Serialisable
from openpyxl.descriptors import (
Alias,
Typed,
String,
Float,
Integer,
Bool,
NoneSet,
Set,
)
from openpyxl.descriptors.excel import (
ExtensionList,
HexBinary,
Guid,
Relation,
Base64Binary,
)
from openpyxl.utils.protection import hash_password
class WorkbookProtection(Serialisable):
_workbook_password, _revisions_password = None, None
tagname = "workbookPr"
workbook_password = Alias("workbookPassword")
workbookPasswordCharacterSet = String(allow_none=True)
revision_password = Alias("revisionsPassword")
revisionsPasswordCharacterSet = String(allow_none=True)
lockStructure = Bool(allow_none=True)
lock_structure = Alias("lockStructure")
lockWindows = Bool(allow_none=True)
lock_windows = Alias("lockWindows")
lockRevision = Bool(allow_none=True)
lock_revision = Alias("lockRevision")
revisionsAlgorithmName = String(allow_none=True)
revisionsHashValue = Base64Binary(allow_none=True)
revisionsSaltValue = Base64Binary(allow_none=True)
revisionsSpinCount = Integer(allow_none=True)
workbookAlgorithmName = String(allow_none=True)
workbookHashValue = Base64Binary(allow_none=True)
workbookSaltValue = Base64Binary(allow_none=True)
workbookSpinCount = Integer(allow_none=True)
__attrs__ = ('workbookPassword', 'workbookPasswordCharacterSet', 'revisionsPassword',
'revisionsPasswordCharacterSet', 'lockStructure', 'lockWindows', 'lockRevision',
'revisionsAlgorithmName', 'revisionsHashValue', 'revisionsSaltValue',
'revisionsSpinCount', 'workbookAlgorithmName', 'workbookHashValue',
'workbookSaltValue', 'workbookSpinCount')
def __init__(self,
workbookPassword=None,
workbookPasswordCharacterSet=None,
revisionsPassword=None,
revisionsPasswordCharacterSet=None,
lockStructure=None,
lockWindows=None,
lockRevision=None,
revisionsAlgorithmName=None,
revisionsHashValue=None,
revisionsSaltValue=None,
revisionsSpinCount=None,
workbookAlgorithmName=None,
workbookHashValue=None,
workbookSaltValue=None,
workbookSpinCount=None,
):
if workbookPassword is not None:
self.workbookPassword = workbookPassword
self.workbookPasswordCharacterSet = workbookPasswordCharacterSet
if revisionsPassword is not None:
self.revisionsPassword = revisionsPassword
self.revisionsPasswordCharacterSet = revisionsPasswordCharacterSet
self.lockStructure = lockStructure
self.lockWindows = lockWindows
self.lockRevision = lockRevision
self.revisionsAlgorithmName = revisionsAlgorithmName
self.revisionsHashValue = revisionsHashValue
self.revisionsSaltValue = revisionsSaltValue
self.revisionsSpinCount = revisionsSpinCount
self.workbookAlgorithmName = workbookAlgorithmName
self.workbookHashValue = workbookHashValue
self.workbookSaltValue = workbookSaltValue
self.workbookSpinCount = workbookSpinCount
def set_workbook_password(self, value='', already_hashed=False):
"""Set a password on this workbook."""
if not already_hashed:
value = hash_password(value)
self._workbook_password = value
@property
def workbookPassword(self):
"""Return the workbook password value, regardless of hash."""
return self._workbook_password
@workbookPassword.setter
def workbookPassword(self, value):
"""Set a workbook password directly, forcing a hash step."""
self.set_workbook_password(value)
def set_revisions_password(self, value='', already_hashed=False):
"""Set a revision password on this workbook."""
if not already_hashed:
value = hash_password(value)
self._revisions_password = value
@property
def revisionsPassword(self):
"""Return the revisions password value, regardless of hash."""
return self._revisions_password
@revisionsPassword.setter
def revisionsPassword(self, value):
"""Set a revisions password directly, forcing a hash step."""
self.set_revisions_password(value)
@classmethod
def from_tree(cls, node):
"""Don't hash passwords when deserialising from XML"""
self = super().from_tree(node)
if self.workbookPassword:
self.set_workbook_password(node.get('workbookPassword'), already_hashed=True)
if self.revisionsPassword:
self.set_revisions_password(node.get('revisionsPassword'), already_hashed=True)
return self
# Backwards compatibility
DocumentSecurity = WorkbookProtection
class FileSharing(Serialisable):
tagname = "fileSharing"
readOnlyRecommended = Bool(allow_none=True)
userName = String(allow_none=True)
reservationPassword = HexBinary(allow_none=True)
algorithmName = String(allow_none=True)
hashValue = Base64Binary(allow_none=True)
saltValue = Base64Binary(allow_none=True)
spinCount = Integer(allow_none=True)
def __init__(self,
readOnlyRecommended=None,
userName=None,
reservationPassword=None,
algorithmName=None,
hashValue=None,
saltValue=None,
spinCount=None,
):
self.readOnlyRecommended = readOnlyRecommended
self.userName = userName
self.reservationPassword = reservationPassword
self.algorithmName = algorithmName
self.hashValue = hashValue
self.saltValue = saltValue
self.spinCount = spinCount
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