beremiz

Python Safe Globals now have more reliable triggering of OnChange call. Added "Onchange" object to accessible runtime variables that let user python code see count of changes and first and last values.
svghmi
2020-12-10, Edouard Tisserant
9b50ffe6264a
Python Safe Globals now have more reliable triggering of OnChange call. Added "Onchange" object to accessible runtime variables that let user python code see count of changes and first and last values.
#!/usr/bin/env python
# -*- coding: utf-8 -*-
# This file is part of Beremiz.
# See COPYING file for copyrights details.
from __future__ import absolute_import
from lxml import etree
class XSLTransform(object):
""" a class to handle XSLT queries on project and libs """
def __init__(self, xsltpath, xsltext):
# parse and compile. "beremiz" arbitrary namespace for extensions
self.xslt = etree.XSLT(
etree.parse(
xsltpath,
etree.XMLParser()),
extensions={("beremiz", name): call for name, call in xsltext})
def transform(self, root, **kwargs):
res = self.xslt(root, **{k: etree.XSLT.strparam(v) for k, v in kwargs.iteritems()})
# print(self.xslt.error_log)
return res
def get_error_log(self):
return self.xslt.error_log