diff options
| -rw-r--r-- | phpBB/phpbb/template/twig/extension.php | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/phpBB/phpbb/template/twig/extension.php b/phpBB/phpbb/template/twig/extension.php index f6f8e03ca2..3c2c8418e6 100644 --- a/phpBB/phpbb/template/twig/extension.php +++ b/phpBB/phpbb/template/twig/extension.php @@ -85,6 +85,7 @@ class extension extends \Twig_Extension { return array( new \Twig_SimpleFunction('lang', array($this, 'lang')), + new \Twig_SimpleFunction('lang_defined', array($this, 'lang_defined')), ); } @@ -136,7 +137,7 @@ class extension extends \Twig_Extension * * @return mixed The sliced variable */ - function loop_subset(\Twig_Environment $env, $item, $start, $end = null, $preserveKeys = false) + public function loop_subset(\Twig_Environment $env, $item, $start, $end = null, $preserveKeys = false) { // We do almost the same thing as Twig's slice (array_slice), except when $end is positive if ($end >= 1) @@ -165,7 +166,7 @@ class extension extends \Twig_Extension * * @return string */ - function lang() + public function lang() { $args = func_get_args(); $key = $args[0]; @@ -182,4 +183,14 @@ class extension extends \Twig_Extension return call_user_func_array(array($this->language, 'lang'), $args); } + + /** + * Check if a language variable exist + * + * @return bool + */ + public function lang_defined($key) + { + return call_user_func_array([$this->language, 'is_set'], [$key]); + } } |