getPrice and getTotalPrice can receive the default argument from getProperty,...

getPrice and getTotalPrice can receive the default argument from getProperty, this commit only makes those methods accept default to be passed as a positional argument.



git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@10351 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/Movement.py

@@ -26,9 +26,12 @@
 #
 ##############################################################################
 
+from warnings import warn
 from AccessControl import ClassSecurityInfo
 
 from Products.ERP5Type import Permissions, PropertySheet, Constraint, Interface
+from Products.ERP5Type.Base import Base
+
 from Products.ERP5.Core import MetaNode, MetaResource
 
 from Products.ERP5Type.XMLObject import XMLObject
@@ -199,38 +202,64 @@ class Movement(XMLObject, Amount):
     # Call a script on the context
     return context.Movement_lookupPrice()
 
-  def _getTotalPrice(self, context):
+  def _getTotalPrice(self, default=None, context=None):
     price = self.getPrice(context=context)
     quantity = self.getQuantity()
     if type(price) in (type(1.0), type(1)) and \
         type(quantity) in (type(1.0), type(1)):
       return quantity * price
     else:
-      return None
+      return default
 
   security.declareProtected(Permissions.AccessContentsInformation, 'getPrice')
-  def getPrice(self, context=None, REQUEST=None, **kw):
+  def getPrice(self, default=None, context=None, REQUEST=None, **kw):
     """
       Get the Price in the context.
 
       If price is not stored locally, lookup a price and store it.
     """
+    # XXX As all accessors can recieve the default value as first positional
+    # argument, so we changed the first positional argument from context to
+    # default. Here we try to provide backward compatibility for scripts
+    # passing the context as first positional argument, and advice them to use:
+    #   context.getPrice(context=context)
+    # instead of:
+    #   context.getPrice(context)
+    if isinstance(default, Base) and context is None:
+      msg = 'getPrice first argument is supposed to be the default value'\
+            ' accessor, the context should be passed as with the context='\
+            ' keyword argument'
+      warn(msg, DeprecationWarning)
+      LOG('ERP5', WARNING, msg)
+      context = default
+      default = None
+
     local_price = self._baseGetPrice()
     if local_price is None:
       # We must find a price for this movement
-      local_price = self._getPrice(self.asContext(
+      local_price = self._getPrice(context=self.asContext(
                             context=context, REQUEST=REQUEST, **kw))
       # And store it localy
-      if local_price is not None: self.setPrice(local_price)
+      if local_price is not None:
+        self.setPrice(local_price)
     return local_price
 
   security.declareProtected( Permissions.AccessContentsInformation,
                              'getTotalPrice')
-  def getTotalPrice(self, context=None, REQUEST=None, **kw):
+  def getTotalPrice(self, default=None, context=None, REQUEST=None, **kw):
     """
       Get the Total Price in the context.
     """
-    return self._getTotalPrice(self.asContext(context=context,
+    # see getPrice
+    if isinstance(default, Base) and context is None:
+      msg = 'getTotalPrice first argument is supposed to be the default value'\
+            ' accessor, the context should be passed as with the context='\
+            ' keyword argument'
+      warn(msg, DeprecationWarning)
+      LOG('ERP5', WARNING, msg)
+      context = default
+      default = None
+    return self._getTotalPrice(default=default, context=self.asContext(context=context,
                                 REQUEST=REQUEST, **kw),**kw)
 
   security.declareProtected( Permissions.AccessContentsInformation,

product/ERP5/Document/Resource.py

@@ -635,10 +635,20 @@ class Resource(XMLMatrix, CoreResource, Variated):
 
     security.declareProtected(Permissions.AccessContentsInformation, 
                               'getPrice')
-    def getPrice(self, context=None, REQUEST=None, **kw):
+    def getPrice(self, default=None, context=None, REQUEST=None, **kw):
       """
       Return the unit price of a resource in a specific context.
       """
+      # see Movement.getPrice
+      if isinstance(default, Base) and context is None:
+        msg = 'getPrice first argument is supposed to be the default value'\
+              ' accessor, the context should be passed as with the context='\
+              ' keyword argument'
+        warn(msg, DeprecationWarning)
+        LOG('ERP5', WARNING, msg)
+        context = default
+        default = None
+      
       price_parameter_dict = self._getPriceParameterDict(
                                      context=context, REQUEST=REQUEST, **kw)
       # Calculate the unit price
@@ -716,4 +726,4 @@ class Resource(XMLMatrix, CoreResource, Variated):
       return 0
 
 
-        
\ No newline at end of file
+