ECHO_content/ECHO_helpers.py - diff

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Diff for /ECHO_content/ECHO_helpers.py between versions 1.103.2.3 and 1.103.2.4

-version 1.103.2.3, 2012/01/17 18:39:07
+version 1.103.2.4, 2012/01/19 19:03:28
  Line 11  from OFS.SimpleItem import SimpleItem
  from Globals import package_home
  import Globals
  from AccessControl import ClassSecurityInfo
+ from Acquisition import aq_parent,aq_chain,aq_base
  import os.path
  from OFS.Folder import Folder
  import ECHO_collection
- Line 694  def checkOnlyOneInGroup(object):
+ Line 695  def checkOnlyOneInGroup(object):
          else:           return object
+ def getCrumb(self):
+     """returns breadcrumb for this object"""
+     # ignore this object if title is empty
+     if not self.title:
+         return None
+     crumb = {'obj': self,
+              'url': self.absolute_url(),
+              'label': self.getLabel()}
+     return crumb
+ # roots of the ECHO hierarchy
+ rootMetaTypes = ['ECHO_root', 'ECHO_main', 'ECHO_nav']
+ def getHierCrumbs(self):
+     """returns a list of hierarchical breadcrumbs from self to the ECHO_root"""
+     crumbs = []
+     # walk the acquisition chain
+     for obj in aq_chain(self):
+         #logging.debug("getHiercrumbs: obj=%s"%(obj))
+         # test if the object really has a getCrumb method
+         if hasattr(aq_base(obj), 'getCrumb'):
+             crumb = obj.getCrumb()
+             #logging.debug("getHiercrumbs: got %s from %s"%(crumb,obj))
+             if crumb is not None:
+                 crumbs.insert(0, crumb)
+             if obj.meta_type in rootMetaTypes:
+                 # stop when we reach the ECHO root
+                 return crumbs
+     return crumbs
  def getSubCols(self, sortfield=None,
                 subColTypes=displayTypes,
                 sortFieldMD=None,

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Removed from v.1.103.2.3
changed lines
	Added in v.1.103.2.4