- $source = preg_replace('/\{if([^}]*) (\!?)hasPerms\(([^)]+)\)([^}]*)\}/',
- '{if\1 \2$smarty.session.perms->hasFlagCombination(\3)\4}',
- $source);
- return preg_replace('/\{if([^}]*) (\!?)hasPerm\(([^)]+)\)([^}]*)\}/',
- '{if\1 \2($smarty.session.perms && $smarty.session.perms->hasFlag(\3))\4}',
+ $perms = 'isset($smarty.session.perms|smarty:nodefaults) && $smarty.session.perms|smarty:nodefaults && $smarty.session.perms';
+ return preg_replace(array('/\{if([^}]*) (\!?)hasPerms\(([^)]+)\)([^}]*)\}/',
+ '/\{if([^}]*) (\!?)hasPerm\(([^)]+)\)([^}]*)\}/',
+ '/\{if([^}]*) (\!?)t\(([^)]+)\)([^}]*)\}/'),
+ array('{if\1 \2(' . $perms . '->hasFlagCombination(\3))\4}',
+ '{if\1 \2(' . $perms . '->hasFlag(\3))\4}',
+ '{if\1 \2(isset(\3|smarty:nodefaults) && (\3|smarty:nodefaults))\4}'),