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[MERGE] setting a o2m to null unlinks the other side or sets it to null according to the ondelete value. 

bzr revid: vmt@openerp.com-20110705123728-xp2zyiv17xz063oj
This commit is contained in:
Vo Minh Thu 2011-07-05 14:37:28 +02:00
parent f36e724804 f7851b64ae
commit 00ab8dbc08
1 changed files with 14 additions and 2 deletions
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16
openerp/osv/fields.py
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@ -527,12 +527,24 @@ class one2many(_column):
elif act[0] == 2:
obj.unlink(cr, user, [act[1]], context=context)
elif act[0] == 3:
cr.execute('update '+_table+' set '+self._fields_id+'=null where id=%s', (act[1],))
reverse_rel = obj._all_columns.get(self._fields_id)
assert reverse_rel, 'Trying to unlink the content of a o2m but the pointed model does not have a m2o'
# if the model has on delete cascade, just delete the row
if reverse_rel.column.ondelete == "cascade":
obj.unlink(cr, user, [act[1]], context=context)
else:
cr.execute('update '+_table+' set '+self._fields_id+'=null where id=%s', (act[1],))
elif act[0] == 4:
# Must use write() to recompute parent_store structure if needed
obj.write(cr, user, [act[1]], {self._fields_id:id}, context=context or {})
elif act[0] == 5:
cr.execute('update '+_table+' set '+self._fields_id+'=null where '+self._fields_id+'=%s', (id,))
reverse_rel = obj._all_columns.get(self._fields_id)
assert reverse_rel, 'Trying to unlink the content of a o2m but the pointed model does not have a m2o'
# if the model has on delete cascade, just delete the rows
if reverse_rel.column.ondelete == "cascade":
obj.unlink(cr, user, obj.search(cr, user, [(self._fields_id,'=',id)], context=context), context=context)
else:
cr.execute('update '+_table+' set '+self._fields_id+'=null where '+self._fields_id+'=%s', (id,))
elif act[0] == 6:
# Must use write() to recompute parent_store structure if needed
obj.write(cr, user, act[2], {self._fields_id:id}, context=context or {})