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[ADD] ir.model.data: added get_object_reference() and get_object() convenience methods to make target object easier to obtain 

bzr revid: odo@openerp.com-20100709110252-fwn0osdcgnk5f88g
This commit is contained in:
Olivier Dony 2010-07-09 13:02:52 +02:00
parent 6164550d1d
commit da08ca7756
1 changed files with 15 additions and 1 deletions
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16
bin/addons/base/ir/ir_model.py
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@ -488,12 +488,25 @@ class ir_model_data(osv.osv):
@tools.cache()
def _get_id(self, cr, uid, module, xml_id):
ids = self.search(cr, uid, [('module','=',module),('name','=', xml_id)])
"""Returns the id of the ir.model.data record corresponding to a given module and xml_id (cached) or raise a ValueError if not found"""
ids = self.search(cr, uid, [('module','=',module), ('name','=', xml_id)])
if not ids:
raise ValueError('No references to %s.%s' % (module, xml_id))
# the sql constraints ensure us we have only one result
return ids[0]
@tools.cache()
def get_object_reference(self, cr, uid, module, xml_id):
"""Returns (model, res_id) corresponding to a given module and xml_id (cached) or raise ValueError if not found"""
data_id = self._get_id(cr, uid, module, xml_id)
res = self.read(cr, uid, data_id, ['model', 'res_id'])
return (res['model'], res['res_id'])
def get_object(self, cr, uid, module, xml_id, context=None):
"""Returns a browsable record for the given module name and xml_id or raise ValueError if not found"""
res_model, res_id = self.get_object_reference(cr, uid, module, xml_id)
return self.pool.get(res_model).browse(cr, uid, res_id, context=context)
def _update_dummy(self,cr, uid, model, module, xml_id=False, store=True):
if not xml_id:
return False
@ -525,6 +538,7 @@ class ir_model_data(osv.osv):
result3 = cr.fetchone()
if not result3:
self._get_id.clear_cache(cr.dbname, uid, module, xml_id)
self.get_object_reference.clear_cache(cr.dbname, uid, module, xml_id)
cr.execute('delete from ir_model_data where id=%s', (action_id2,))
res_id = False
else: