[FIX] res_currency: When passed integer 'ids' as parameter to read() of res_currency...

bzr revid: rgo@tinyerp.com-20120229104515-bp66d657fnwknexr

diff --cc bin/addons/base/res/res_currency.py
index 71a11f9,398aedb..ea6c160
--- 1/bin/addons/base/res/res_currency.py
--- 2/bin/addons/base/res/res_currency.py
+++ b/bin/addons/base/res/res_currency.py
@@@ -78,7 -78,9 +78,10 @@@ class res_currency(osv.osv)
      _constraints = [(_check_rounding, "The rounding factor cannot be 0 !", ['rounding'])]
  
      def read(self, cr, user, ids, fields=None, context=None, load='_classic_read'):
-         res=super(osv.osv, self).read(cr, user, ids, fields, context, load)
 -        if not isinstance(ids, list):
 -            ids = [ids]
 -        res=super(osv.osv, self).read(cr, user, ids, fields, context, load)
++        select = ids
++        if isinstance(ids, (int, long)):
++            select = [select]
++        res = super(osv.osv, self).read(cr, user, select, fields, context, load)
          for r in res:
              if r.__contains__('rate_ids'):
                  rates=r['rate_ids']
@@@ -86,6 -88,6 +89,8 @@@
                      currency_rate_obj=  self.pool.get('res.currency.rate')
                      currency_date = currency_rate_obj.read(cr,user,rates[0],['name'])['name']
                      r['date'] = currency_date
++        if isinstance(ids, (int, long)):
++            return res and res[0] or False
          return res
  
      def round(self, cr, uid, currency, amount):