[FIX] Price Accuracy : rounding made to be based on --price_accuracy option

lp bug: https://launchpad.net/bugs/407332 fixed

bzr revid: jvo@tinyerp.com-20090918135556-lmun5j8d27437xkc

bin/addons/base/res/res_currency.py

@@ -26,6 +26,7 @@ import ir
 
 from tools.misc import currency
 from tools.translate import _
+from tools import config
 
 import mx.DateTime
 from mx.DateTime import RelativeDateTime, now, DateTime, localtime
@@ -67,7 +68,7 @@ class res_currency(osv.osv):
         if currency.rounding == 0:
             return 0.0
         else:
-            return round(amount / currency.rounding) * currency.rounding
+            return round(amount / currency.rounding, int(config['price_accuracy'])) * currency.rounding
 
     def is_zero(self, cr, uid, currency, amount):
         return abs(self.round(cr, uid, currency, amount)) < currency.rounding

bin/osv/fields.py

@@ -607,6 +607,12 @@ class function(_column):
         self._multi = multi
         if 'relation' in args:
             self._obj = args['relation']
+            
+        if 'digits' in args:
+            self.digits = args['digits']
+        else:
+            self.digits = (16,2)    
+                
         self._fnct_inv_arg = fnct_inv_arg
         if not fnct_inv:
             self.readonly = 1

bin/osv/orm.py

@@ -299,7 +299,10 @@ def get_pg_type(f):
         t = eval('fields.'+(f._type))
         f_type = (type_dict[t], type_dict[t])
     elif isinstance(f, fields.function) and f._type == 'float':
-        f_type = ('float8', 'DOUBLE PRECISION')
+        if f.digits:
+            f_type = ('numeric', 'NUMERIC(%d,%d)' % (f.digits[0], f.digits[1]))
+        else:
+            f_type = ('float8', 'DOUBLE PRECISION')
     elif isinstance(f, fields.function) and f._type == 'selection':
         f_type = ('text', 'text')
     elif isinstance(f, fields.function) and f._type == 'char':
@@ -997,9 +1000,10 @@ class orm_template(object):
                     attrs = {'views': views}
                     if node.hasAttribute('widget') and node.getAttribute('widget')=='selection':
                         # We can not use the 'string' domain has it is defined according to the record !
-                        dom = None
+                        dom = []
                         if column._domain and not isinstance(column._domain, (str, unicode)):
                             dom = column._domain
+                        
                         attrs['selection'] = self.pool.get(relation).name_search(cr, user, '', dom, context=context)
                         if (node.hasAttribute('required') and not int(node.getAttribute('required'))) or not column.required:
                             attrs['selection'].append((False,''))