[lnst] XmlProcessing: Removing the XmlDomTreeInit

commit 6d351a4b6e7055c70516e027934205b525e84d1f Author: Radek Pazdera <rpazdera(a)redhat.com&gt; Date: Wed Aug 28 16:41:27 2013 +0200 XmlProcessing: Removing the XmlDomTreeInit Removing some old DOM-tree related code. Signed-off-by: Radek Pazdera <rpazdera(a)redhat.com&gt; Signed-off-by: Jiri Pirko <jiri(a)resnulli.us&gt; lnst/Common/XmlProcessing.py | 66 ------------------------------------------ 1 files changed, 0 insertions(+), 66 deletions(-) --- diff --git a/lnst/Common/XmlProcessing.py b/lnst/Common/XmlProcessing.py index 9c3e5fe..f4d9105 100644 --- a/lnst/Common/XmlProcessing.py +++ b/lnst/Common/XmlProcessing.py @@ -12,8 +12,6 @@ rpazdera(a)redhat.com (Radek Pazdera) import os import logging -from xml.dom.minidom import parseString -from xml import sax class XmlProcessingError(Exception): """ Exception thrown on parsing errors """ @@ -188,67 +186,3 @@ class XmlTemplateString(object): def add_part(self, part): self._parts.append(part) - -class XmlDomTreeInit: - """ Handles creation/initialization of DOM trees - - It allows you to parse XML file or string into a DOM tree. - It also adds an extra parameter to each node of the tree - called `loc' which can be used to determine where exactly - was the element placed in the original source XML file. - This is useful for error reporting. - """ - - _sax = None - _filename = None - __orig_set_content_handler = None - - def __init__(self): - self._init_sax() - - def _init_sax(self): - parser = sax.make_parser() - self.__orig_set_content_handler = parser.setContentHandler - parser.setContentHandler = self.__set_content_handler - self._sax = parser - - def __set_content_handler(self, dom_handler): - def start_element_ns(name, tag_name , attrs): - orig_start_cb(name, tag_name, attrs) - cur_elem = dom_handler.elementStack[-1] - loc = {"file": self._filename, - "line": self._sax.getLineNumber(), - "col": self._sax.getColumnNumber()} - cur_elem.loc = loc - - orig_start_cb = dom_handler.startElementNS - dom_handler.startElementNS = start_element_ns - self.__orig_set_content_handler(dom_handler) - - @staticmethod - def _load_file(filename): - handle = open(filename, "r") - data = handle.read() - handle.close() - return data - - def parse_file(self, xml_filepath): - xml_text = self._load_file(xml_filepath) - filename = os.path.basename(xml_filepath) - return self.parse_string(xml_text, filename) - - def parse_string(self, xml_text, filename="xml_string"): - self._filename = os.path.basename(filename) - try: - dom = parseString(xml_text, self._sax) - except sax.SAXParseException as err: - loc = {"file": self._filename, - "line": err.getLineNumber(), - "col": err.getColumnNumber()} - exc = XmlProcessingError(err.getMessage()) - exc.set_loc(loc) - raise exc - - loc = {"file": self._filename, "line": 0, "col": 0} - dom.loc = loc - return dom