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[IMP] ir.model.access: split method for generating the list of groups that have a given access right 

This is useful when modules later need to override it, for example when adding
hidden groups that should not be mentioned there (this is what the share module
does).

bzr revid: odo@openerp.com-20110324111427-puz4jtrem9ceibxf
This commit is contained in:
Olivier Dony 2011-03-24 12:14:27 +01:00
parent fbdf1817de
commit 6a46a15185
1 changed files with 18 additions and 10 deletions
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28
openerp/addons/base/ir/ir_model.py
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@ -451,6 +451,23 @@ class ir_model_access(osv.osv):
# pass no groups -> no access
return False
def group_names_with_access(self, cr, model_name, access_mode):
"""Returns the names of visible groups which have been granted ``access_mode`` on
the model ``model_name``.
:rtype: list
"""
assert access_mode in ['read','write','create','unlink'], 'Invalid access mode: %s' % access_mode
cr.execute('''SELECT
g.name
FROM
ir_model_access a
JOIN ir_model m ON (a.model_id=m.id)
JOIN res_groups g ON (a.group_id=g.id)
WHERE
m.model=%s AND
a.perm_''' + access_mode, (model_name,))
return [x[0] for x in cr.fetchall()]
def check(self, cr, uid, model, mode='read', raise_exception=True, context=None):
if uid==1:
# User root have all accesses
@ -494,16 +511,7 @@ class ir_model_access(osv.osv):
r = cr.fetchone()[0]
if not r and raise_exception:
cr.execute('''select
g.name
from
ir_model_access a
left join ir_model m on (a.model_id=m.id)
left join res_groups g on (a.group_id=g.id)
where
m.model=%s and
a.group_id is not null and perm_''' + mode, (model_name, ))
groups = ', '.join(map(lambda x: x[0], cr.fetchall())) or '/'
groups = ', '.join(self.group_names_with_access(cr, model_name, mode)) or '/'
msgs = {
'read': _("You can not read this document (%s) ! Be sure your user belongs to one of these groups: %s."),
'write': _("You can not write in this document (%s) ! Be sure your user belongs to one of these groups: %s."),