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# $Header: /var/local/cvsroot/4Suite/Ft/Server/Server/Xslt/Group.py,v 1.11 2005/04/06 23:05:46 jkloth Exp $
"""
XSLT and XPath extensions supporting the 4SS group API
Copyright 2004 Fourthought, Inc. (USA).
Detailed license and copyright information: http://4suite.org/COPYRIGHT
Project home, documentation, distributions: http://4suite.org/
"""
from Ft.Xml.XPath import Conversions
from Ft.Xml.Xslt import XsltElement, AttributeInfo, ContentInfo
from Ns import SCORE_NS
import FtssXsltBase
def GetMemberPaths(context, group):
"""
Returns, as a node-set of 'path' elements, the full paths to all
user resources that are members of the specified group
"""
repo = context.processor._repository
res= repo.fetchResource(Conversions.StringValue(group))
processor = context.processor
processor.pushResultTree(context.currentInstruction.baseUri)
try:
for path in res.getMemberPaths():
processor.writers[-1].startElement('path')
processor.writers[-1].text(path)
processor.writers[-1].endElement('path')
finally:
rtf = processor.popResult()
return rtf.childNodes
class AddMemberElement(XsltElement):
"""
Adds a user or group to the specified group
"""
content = ContentInfo.Empty
legalAttrs = {
'path' : AttributeInfo.UriReferenceAvt(
required=1, description=('The path of the group to which to add'
' this member.')),
'member-path' : AttributeInfo.UriReferenceAvt(
required=1, description=('The path of the new member (user or'
' group) to add to this group.')),
}
def instantiate(self, context, processor):
context.setProcessState(self)
repo = context.processor._repository
path = self._path.evaluate(context)
memberPath = self._member_path.evaluate(context)
base = FtssXsltBase.FetchBaseObject(processor, path)
newMember = repo.fetchResource(memberPath)
base.addMember(newMember)
return
class RemoveMemberElement(XsltElement):
"""
Removes a user or group from the specified group
"""
content = ContentInfo.Empty
legalAttrs = {
'path' : AttributeInfo.UriReferenceAvt(
required=1, description=('The path of the group to which to'
' remove this member.')),
'member-path' : AttributeInfo.UriReferenceAvt(
required=1, description=('The path of the member (user or group)'
' to remove from this group.')),
}
def instantiate(self, context, processor):
context.setProcessState(self)
repo = context.processor._repository
path = self._path.evaluate(context)
memberPath = self._member_path.evaluate(context)
base = FtssXsltBase.FetchBaseObject(processor, path)
oldMember = repo.fetchResource(memberPath)
base.removeMember(oldMember)
return
ExtFunctions = {
(SCORE_NS, 'get-member-paths'): GetMemberPaths,
}
ExtElements = {
(SCORE_NS, 'add-member'): AddMemberElement,
(SCORE_NS, 'remove-member'): RemoveMemberElement,
}
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