+ def _is_sysprep(self, obj):
+ return getattr(obj, 'sysprep', False) and callable(obj)
+
+ def list_syspreps(self):
+
+ objs = [getattr(self, name) for name in dir(self) \
+ if not name.startswith('_')]
+
+ enabled = [x for x in objs if self._is_sysprep(x) and x.enabled]
+ disabled = [x for x in objs if self._is_sysprep(x) and not x.enabled]
+
+ return enabled, disabled
+
+ def _sysprep_change_status(self, name, status):
+
+ error_msg = "Syprep operation %s does not exist for %s" % \
+ (name, self.__class__.__name__)
+
+ method_name = name.replace('-', '_')
+ method = None
+ try:
+ method = getattr(self, method_name)
+ except AttributeError:
+ raise FatalError(error_msg)
+
+ if not self._is_sysprep(method):
+ raise FatalError(error_msg)
+
+ setattr(method.im_func, 'enabled', status)
+
+ def enable_sysprep(self, name):
+ """Enable a system preperation operation"""
+ self._sysprep_change_status(name, True)
+
+ def disable_sysprep(self, name):
+ """Disable a system preperation operation"""
+ self._sysprep_change_status(name, False)
+
+ def print_syspreps(self):
+ """Print enabled and disabled system preperation operations."""
+
+ enabled, disabled = self.list_syspreps()
+
+ wrapper = textwrap.TextWrapper()
+ wrapper.subsequent_indent = '\t'
+ wrapper.initial_indent = '\t'
+
+ output("Enabled system preperation operations:")
+ if len(enabled) == 0:
+ output("(none)")
+ else:
+ for sysprep in enabled:
+ name = sysprep.__name__.replace('_', '-')
+ descr = wrapper.fill(sysprep.__doc__)
+ output(' %s:\n%s\n' % (name, descr))
+
+ output("Disabled system preperation operations:")
+ if len(disabled) == 0:
+ output("(none)")
+ else:
+ for sysprep in disabled:
+ name = sysprep.__name__.replace('_', '-')
+ descr = wrapper.fill(sysprep.__doc__)
+ output(' %s:\n%s\n' % (name, descr))
+