Allow to fetch XML as dict.

SLA XML is stored on Software Instance, but in many place the dictionary have
to be used.

master/bt5/vifib_base/DocumentTemplateItem/SoftwareInstance.py

@@ -28,6 +28,7 @@
 from AccessControl import ClassSecurityInfo
 from Products.ERP5Type import Permissions
 from Products.ERP5.Document.Item import Item
+from lxml import etree
 
 class SoftwareInstance(Item):
   """
@@ -42,3 +43,20 @@ class SoftwareInstance(Item):
   security.declareObjectProtected(Permissions.AccessContentsInformation)
 
 
+  security.declareProtected(Permissions.AccessContentsInformation,
+    'getSlaXmlAsDict')
+  def getSlaXmlAsDict(self):
+    result_dict = {}
+    xml = self.getSlaXml()
+    if xml is not None and xml != '':
+      tree = etree.fromstring(xml.encode('utf-8'))
+      for element in tree.iter(tag=etree.Element):
+        if element.tag == 'parameter':
+          key = element.get('id')
+          value = result_dict.get(key, None)
+          if value is not None:
+            value = value + ' ' + element.text
+          else:
+            value = element.text
+          result_dict[key] = value
+    return result_dict

master/bt5/vifib_base/bt/revision

-234
\ No newline at end of file
+235
\ No newline at end of file