[Zope-Checkins] CVS: Zope/lib/python/webdav - webdav_magic.py:1.1.2.1 Resource.py:1.48.6.1

[Andreas Jung]

Update of /cvs-repository/Zope/lib/python/webdav
In directory cvs.zope.org:/tmp/cvs-serv1609

Modified Files:
      Tag: ajung-webdav-debug
	Resource.py 
Added Files:
      Tag: ajung-webdav-debug
	webdav_magic.py 
Log Message:
added experimental support to change the type of newly created objects
through some WebDAV clients.


=== Added File Zope/lib/python/webdav/webdav_magic.py ===
##############################################################################
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__version__='$Revision: 1.1.2.1 $'[11:-2]


import Zope
import OFS.Image

import re, cStringIO

suffix_reg = re.compile('(\.[a-zA-Z]*$)')


def cloneFile(ob,destId,mime_type):

    file = File(destId, title=destId, 
                file=cStringIO.StringIO(),
                content_type = mime_type
                )
        
    return file


def webdavCloneObject(ob,destId):
        
    mo = suffix_reg.search( destId )
    if mo is None: 
        raise TypeError, 'wrong suffix'

    suffix = mo.group(1)

    if not magic_mapping.has_key(suffix): 
        raise TypeError, 'no mapping found'

    func, mime_type = magic_mapping[suffix]

    return func(ob,destId,mime_type)


magic_mapping = {
  '.css' : (cloneFile , 'text/css'),
}




=== Zope/lib/python/webdav/Resource.py 1.48 => 1.48.6.1 ===
 from zExceptions import Unauthorized
 
+webdav_magic_enabled = 1
+
 class Resource(ExtensionClass.Base, Lockable.LockableItem):
     """The Resource mixin class provides basic WebDAV support for
     non-collection objects. It provides default implementations
@@ -343,6 +345,7 @@
     def MKCOL(self, REQUEST, RESPONSE):
         """Create a new collection resource. If called on an existing 
         resource, MKCOL must fail with 405 (Method Not Allowed)."""
+
         self.dav__init(REQUEST, RESPONSE)
         raise 'Method Not Allowed', 'The resource already exists.'
 
@@ -522,7 +525,15 @@
                 raise 'Precondition Failed', 'Source is locked and no '\
                       'condition was passed in.'
 
-        ob=aq_base(self._getCopy(parent))
+        if webdav_magic_enabled==1:
+            import webdav_magic 
+            try:
+                ob = webdav_magic.webdavCloneObject(self,name)
+            except TypeError:
+                ob=aq_base(self._getCopy(parent))
+        else:
+            ob=aq_base(self._getCopy(parent))
+
         self.aq_parent._delObject(absattr(self.id))
         ob._setId(name)
         if existing: