diff options
Diffstat (limited to 'sleekxmpp/xmlstream/tostring/tostring.py')
-rw-r--r-- | sleekxmpp/xmlstream/tostring/tostring.py | 114 |
1 files changed, 0 insertions, 114 deletions
diff --git a/sleekxmpp/xmlstream/tostring/tostring.py b/sleekxmpp/xmlstream/tostring/tostring.py deleted file mode 100644 index a6bb6ebc..00000000 --- a/sleekxmpp/xmlstream/tostring/tostring.py +++ /dev/null @@ -1,114 +0,0 @@ -""" - SleekXMPP: The Sleek XMPP Library - Copyright (C) 2010 Nathanael C. Fritz - This file is part of SleekXMPP. - - See the file LICENSE for copying permission. -""" - - -def tostring(xml=None, xmlns='', stanza_ns='', stream=None, - outbuffer='', top_level=False): - """ - Serialize an XML object to a Unicode string. - - If namespaces are provided using xmlns or stanza_ns, then elements - that use those namespaces will not include the xmlns attribute in - the output. - - Arguments: - xml -- The XML object to serialize. If the value is None, - then the XML object contained in this stanza - object will be used. - xmlns -- Optional namespace of an element wrapping the XML - object. - stanza_ns -- The namespace of the stanza object that contains - the XML object. - stream -- The XML stream that generated the XML object. - outbuffer -- Optional buffer for storing serializations during - recursive calls. - top_level -- Indicates that the element is the outermost - element. - """ - # Add previous results to the start of the output. - output = [outbuffer] - - # Extract the element's tag name. - tag_name = xml.tag.split('}', 1)[-1] - - # Extract the element's namespace if it is defined. - if '}' in xml.tag: - tag_xmlns = xml.tag.split('}', 1)[0][1:] - else: - tag_xmlns = '' - - default_ns = '' - stream_ns = '' - if stream: - default_ns = stream.default_ns - stream_ns = stream.stream_ns - - # Output the tag name and derived namespace of the element. - namespace = '' - if top_level and tag_xmlns not in ['', default_ns, stream_ns] or \ - tag_xmlns not in ['', xmlns, stanza_ns, stream_ns]: - namespace = ' xmlns="%s"' % tag_xmlns - if stream and tag_xmlns in stream.namespace_map: - mapped_namespace = stream.namespace_map[tag_xmlns] - if mapped_namespace: - tag_name = "%s:%s" % (mapped_namespace, tag_name) - output.append("<%s" % tag_name) - output.append(namespace) - - # Output escaped attribute values. - for attrib, value in xml.attrib.items(): - value = xml_escape(value) - if '}' not in attrib: - output.append(' %s="%s"' % (attrib, value)) - else: - attrib_ns = attrib.split('}')[0][1:] - attrib = attrib.split('}')[1] - if stream and attrib_ns in stream.namespace_map: - mapped_ns = stream.namespace_map[attrib_ns] - if mapped_ns: - output.append(' %s:%s="%s"' % (mapped_ns, - attrib, - value)) - - if len(xml) or xml.text: - # If there are additional child elements to serialize. - output.append(">") - if xml.text: - output.append(xml_escape(xml.text)) - if len(xml): - for child in xml.getchildren(): - output.append(tostring(child, tag_xmlns, stanza_ns, stream)) - output.append("</%s>" % tag_name) - elif xml.text: - # If we only have text content. - output.append(">%s</%s>" % (xml_escape(xml.text), tag_name)) - else: - # Empty element. - output.append(" />") - if xml.tail: - # If there is additional text after the element. - output.append(xml_escape(xml.tail)) - return ''.join(output) - - -def xml_escape(text): - """ - Convert special characters in XML to escape sequences. - - Arguments: - text -- The XML text to convert. - """ - text = list(text) - escapes = {'&': '&', - '<': '<', - '>': '>', - "'": ''', - '"': '"'} - for i, c in enumerate(text): - text[i] = escapes.get(c, c) - return ''.join(text) |