[Erp5-report] r27693 - /erp5/trunk/products/ERP5Type/patches/WorkflowTool.py

[nobody at svn.erp5.org]

Author: jm
Date: Fri Jun 19 18:38:22 2009
New Revision: 27693

URL: http://svn.erp5.org?rev=27693&view=rev
Log:
Add a method to workflow tool to know if a given transition exists from the current state.

Modified:
    erp5/trunk/products/ERP5Type/patches/WorkflowTool.py

Modified: erp5/trunk/products/ERP5Type/patches/WorkflowTool.py
URL: http://svn.erp5.org/erp5/trunk/products/ERP5Type/patches/WorkflowTool.py?rev=27693&r1=27692&r2=27693&view=diff
==============================================================================
--- erp5/trunk/products/ERP5Type/patches/WorkflowTool.py [utf8] (original)
+++ erp5/trunk/products/ERP5Type/patches/WorkflowTool.py [utf8] Fri Jun 19 18:38:22 2009
@@ -771,3 +771,14 @@
 
 WorkflowTool.getFutureStateSetFor = lambda self, wf_id, *args, **kw: \
   self[wf_id].getFutureStateSet(*args, **kw)
+
+def WorkflowTool_isTransitionPossible(self, ob, transition_id, wf_id=None):
+    """Test if the given transition exist from the current state.
+    """
+    for workflow in (wf_id and (self[wf_id],) or self.getWorkflowsFor(ob)):
+      state = workflow._getWorkflowStateOf(ob)
+      if state and transition_id in state.transitions:
+        return 1
+    return 0
+
+WorkflowTool.isTransitionPossible = WorkflowTool_isTransitionPossible