/**
* Register a new tag
*
*
* h2o::addTag('tag_name', 'ClassName');
*
* h2o::addTag(array(
* 'tag_name' => 'MagClass',
* 'tag_name2' => 'TagClass2'
* ));
*
* h2o::addTag('tag_name'); // Tag_name_Tag
*
* h2o::addTag(array('tag_name',
* @param unknown_type $tag
* @param unknown_type $class
*/
static function addTag($tag, $class = null)
{
$tags = array();
if (is_string($tag)) {
if (is_null($class)) {
$class = ucwords("{$tag}_Tag");
}
$tags[$tag] = $class;
} elseif (is_array($tag)) {
$tags = $tag;
}
foreach ($tags as $tag => $tagClass) {
if (is_integer($tag)) {
unset($tags[$tag]);
$tag = $tagClass;
$tagClass = ucwords("{$tagClass}_Tag");
}
if (!class_exists($tagClass, false)) {
throw new H2o_Error("{$tagClass} tag is not found");
}
$tags[$tag] = $tagClass;
}
self::$tags = array_merge(self::$tags, $tags);
}