[Zope3-checkins] CVS: zopeproducts/xml/dom - adapters.py:1.1 configure.zcml:1.1

[Philipp von Weitershausen]

Update of /cvs-repository/zopeproducts/xml/dom
In directory cvs.zope.org:/tmp/cvs-serv19777

Added Files:
	adapters.py configure.zcml 
Log Message:
Added two basic adapters:

  * DOM to XML text

  * XML text to DOM


=== Added File zopeproducts/xml/dom/adapters.py ===
##############################################################################
#
# Copyright (c) 2003 Zope Corporation and Contributors.
# All Rights Reserved.
#
# This software is subject to the provisions of the Zope Public License,
# Version 2.0 (ZPL).  A copy of the ZPL should accompany this distribution.
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
# FOR A PARTICULAR PURPOSE.
#
##############################################################################
"""
DOM adapters

$Id: adapters.py,v 1.1 2003/06/23 00:17:35 philikon Exp $
"""

from StringIO import StringIO

from zope.interface import implements
from zope.app.interfaces.xml.source import IXMLText

import expatbuilder
from zopeproducts.xml.interfaces.dom.core import IDocument
from printer import Printer

class DocumentToXMLTextAdapter:

    implements(IXMLText)
    __used_for__ = IDocument

    def __init__(self, context):
        self.context = context

    def _get_source(self):
        printer = Printer()
        out = StringIO()
        printer.render(out, self.context)
        out.seek(0)
        return out.read()

    source = property(_get_source)

class XMLTextToDocumentAdapterFactory:

    __used_for__ = IXMLText

    def __call__(self, context):
        f = StringIO(context.source)
        return expatbuilder.parse(f)

XMLTextToDocumentAdapter = XMLTextToDocumentAdapterFactory()


=== Added File zopeproducts/xml/dom/configure.zcml ===
<zopeConfigure xmlns="http://namespaces.zope.org/zope">

<include file="core.zcml" />

<!-- register DOM document to XML text adapter-->
<adapter
  factory=".adapters.DocumentToXMLTextAdapter"
  provides="zope.app.interfaces.xml.source.IXMLText"
  for="zopeproducts.xml.interfaces.dom.core.IDocument" />

<!-- register XMLtext to DOM document adapter-->
<adapter
  factory=".adapters.XMLTextToDocumentAdapter"
  provides="zopeproducts.xml.interfaces.dom.core.IDocument"
  for="zope.app.interfaces.xml.source.IXMLText" />

</zopeConfigure>