3 # Copyright (C) 2010-2013 CEA/DEN
5 # This library is free software; you can redistribute it and/or
6 # modify it under the terms of the GNU Lesser General Public
7 # License as published by the Free Software Foundation; either
8 # version 2.1 of the License.
10 # This library is distributed in the hope that it will be useful,
11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 # Lesser General Public License for more details.
15 # You should have received a copy of the GNU Lesser General Public
16 # License along with this library; if not, write to the Free Software
17 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 sys.setdefaultencoding('utf8')
28 from . import ElementTree as etree
30 class XmlLogFile(object):
31 '''Class to manage writing in salomeTools xml log file
33 def __init__(self, filePath, rootname, attrib = {}):
36 :param filePath str: The path to the file where to write the log file
37 :param rootname str: The name of the root node of the xml file
38 :param attrib dict: the dictionary that contains the attributes
39 and value of the root node
41 # Initialize the filePath and ensure that the directory
42 # that contain the file exists (make it if necessary)
43 self.logFile = filePath
44 src.ensure_path_exists(os.path.dirname(filePath))
45 # Initialize the field that contain the xml in memory
46 self.xmlroot = etree.Element(rootname, attrib = attrib)
48 def write_tree(self, stylesheet=None):
49 '''Write the xml tree in the log file path. Add the stylesheet if asked.
51 :param stylesheet str: The stylesheet to apply to the xml file
53 f = open(self.logFile, 'w')
54 f.write("<?xml version='1.0' encoding='utf-8'?>\n")
56 f.write("<?xml-stylesheet type='text/xsl' href='%s'?>\n" %
58 f.write(etree.tostring(self.xmlroot, encoding='utf-8'))
61 def add_simple_node(self, node_name, text=None, attrib={}):
62 '''Add a node with some attibutes and text to the root node.
64 :param node_name str: the name of the node to add
65 :param text str: the text of the node
66 :param attrib dict: the dictionary containing the
67 attribute of the new node
69 n = etree.Element(node_name, attrib=attrib)
71 self.xmlroot.append(n)
74 def append_node_text(self, node_name, text):
75 '''Append a new text to the node that has node_name as name
77 :param node_name str: The name of the node on which append text
78 :param text str: The text to append
80 # find the corresponding node
81 for field in self.xmlroot:
82 if field.tag == node_name:
86 def append_node_attrib(self, node_name, attrib):
87 '''Append a new attributes to the node that has node_name as name
89 :param node_name str: The name of the node on which append text
90 :param attrib dixt: The attrib to append
92 self.xmlroot.find(node_name).attrib.update(attrib)
94 class ReadXmlFile(object):
95 '''Class to manage reading of an xml log file
97 def __init__(self, filePath):
100 :param filePath str: The xml file to be read
102 self.filePath = filePath
103 etree_inst = etree.parse(filePath)
104 self.xmlroot = etree_inst.parse(filePath)
106 def getRootAttrib(self):
107 '''Get the attibutes of the self.xmlroot
109 :return: The attributes of the root node
112 return self.xmlroot.attrib
114 def get_attrib(self, node_name):
115 '''Get the attibutes of the node node_name in self.xmlroot
117 :param node_name str: the name of the node
118 :return: the attibutes of the node node_name in self.xmlroot
121 attrib = self.xmlroot.find(node_name).attrib
122 # To be python 3 compatible, convert bytes to str if there are any
124 for k in attrib.keys():
125 if isinstance(k, bytes):
129 if isinstance(attrib[k], bytes):
130 value = attrib[k].decode()
133 fixedAttrib[key] = value
136 def get_node_text(self, node):
137 '''Get the text of the first node that has name
138 that corresponds to the parameter node
140 :param node str: the name of the node from which get the text
141 :return: the text of the first node that has name
142 that corresponds to the parameter node
145 return self.xmlroot.find(node).text
147 def add_simple_node(root_node, node_name, text=None, attrib={}):
148 '''Add a node with some attibutes and text to the root node.
150 :param root_node etree.Element: the Etree element where to add the new node
151 :param node_name str: the name of the node to add
152 :param text str: the text of the node
153 :param attrib dict: the dictionary containing the
154 attribute of the new node
156 n = etree.Element(node_name, attrib=attrib)
161 def append_node_attrib(root_node, attrib):
162 '''Append a new attributes to the node that has node_name as name
164 :param root_node etree.Element: the Etree element
165 where to append the new attibutes
166 :param attrib dixt: The attrib to append
168 root_node.attrib.update(attrib)