plugin (xep-0277): avoid wrapping XML in an extra <div> in data2entry

src/plugins/plugin_xep_0277.py

@@ -370,7 +370,14 @@ class XEP_0277(object):
                         xml_content = u'<div xmlns="{ns}">{converted}</div>'.format(
                                         ns=NS_XHTML,
                                         converted=converted)
-                        elem.addChild(xml_tools.ElementParser()(xml_content))
+                        div_elt = xml_tools.ElementParser()(xml_content)
+                        if len(div_elt.children) == 1:
+                            # if we have two <div> wrapping the content,
+                            # we remove the one we have just added
+                            child = div_elt.children[0]
+                            if child.name == 'div' and not child.attributes and child.uri == div_elt.uri:
+                                div_elt = child
+                        elem.addChild(div_elt)
                         elem['type'] = 'xhtml'
                         if elem_name not in data:
                             # there is raw text content, which is mandatory