def getLengthOf(self, item):
res = -1
if IReadContainer.providedBy(item):
try:
res = len(item)
except (Unauthorized, Forbidden):
pass
return res
def singleBranchTree(self, root=''):
parent = getParent(self.context)
while parent is not None:
if IReadContainer.providedBy(parent):
view = zapi.queryMultiAdapter(
(parent, self.request), name='singleBranchTree.xml')
return view()
else:
parent = getParent(parent)
def publishTraverse(self, request, name):
subob = self.traverse(name)
if subob is not None:
return util.safely_locate_maybe(subob, self.context, name)
# XXX Special logic here to deal with containers. It would be
# good if we wouldn't have to do this here. One solution is to
# rip this out and make you subclass ContainerTraverser if you
# wanted to override the traversal behaviour of containers.
if IReadContainer.providedBy(self.context):
item = self.context.get(name)
if item is not None:
return item
view = component.queryMultiAdapter((self.context, request), name=name)
if view is not None:
return view
raise NotFound(self.context, name, request)
def matches(self, object):
if IReadContainer.providedBy(object):
return len(object) == self._count
else:
return False
def singleBranchTree(self, root=''):
"""Return an XML document with the siblings and parents of an object.
There is only one branch expanded, in other words, the tree is
filled with the object, its siblings and its parents with
their respective siblings.
"""
result = ''
oldItem = self.context
vh = self.request.getVirtualHostRoot()
if vh:
vhrootView = zapi.getMultiAdapter(
(vh, self.request), name='absolute_url')
baseURL = vhrootView() + '/'
try:
rootName = '[' + vh.__name__ + ']'
except:
# we got the containment root itself as the virtual host
# and there is no name.
rootName = _('[top]')
parents = getParentsFromContextToObject(self.context, vh)
else:
rootName = _('[top]')
baseURL = self.request.getApplicationURL() + '/'
parents = getParents(self.context)
rootName = translate(rootName, context=self.request, default=rootName)
for item in parents:
# skip skin if present
#if item == oldItem:
# continue
subItems = []
if IReadContainer.providedBy(item):
keys = list(item.keys())
else:
keys = []
# include the site manager
keys.append(u'++etc++site')
for name in keys:
# Only include items we can traverse to
subItem = traverse(item, name, None)
iconUrl = self.getIconUrl(subItem)
subitem_len = self.getLengthOf(subItem)
if subitem_len >= 0:
# the test below seems to be broken
# with the ++etc++site case
if subItem == oldItem:
subItems.append(xmlEscapeWithCData(
u'<collection name=%s length=%s '
u'icon_url=%s>%s</collection>',
name, subitem_len, iconUrl, result))
else:
subItems.append(xmlEscape(
u'<collection name=%s length=%s '
u'icon_url=%s/>',
name, subitem_len, iconUrl))
else:
subItems.append(xmlEscape(
u'<item name=%s icon_url=%s />', name, iconUrl))
result = u' '.join(subItems)
oldItem = item
# do not forget root folder
iconUrl = self.getIconUrl(oldItem)
result = xmlEscapeWithCData(
u'<collection name=%s baseURL=%s length=%s '
u'icon_url=%s isroot="">%s</collection>',
rootName, baseURL, len(oldItem), iconUrl, result)
self.request.response.setHeader('Content-Type', 'text/xml')
setNoCacheHeaders(self.request.response)
title = translate(titleTemplate,
context=self.request, default=titleTemplate)
loading = translate(loadingMsg,
context=self.request, default=loadingMsg)
return xmlEscapeWithCData(
u'<?xml version="1.0" ?>'
u'<children title_tpl=%s loading_msg=%s>%s</children>',
title, loading, result)
