public static function get_directive($directive_code, $component = null)
{
$directive_name = DirectiveParser::get_directive_name($directive_code);
switch ($directive_name) {
case 'include':
$directive = new IncludeDirective($component);
break;
case 'foreach':
$directive = new ForeachDirective();
break;
case 'if':
$directive = new IfDirective($component);
break;
case 'render_component_children':
$directive = new RenderComponentChildren($component);
break;
case 'render_child_component_by_name':
$directive = new RenderChildComponentByName($component);
break;
}
self::init_directive($directive, $directive_code);
return $directive;
}
private function process_nested_directives($output)
{
$startpos = strpos($output, DirectiveParser::DIRECTIVE_START);
while ($startpos > -1) {
$endpos = strpos($output, DirectiveParser::DIRECTIVE_END, $startpos);
$length = $endpos - $startpos + 3;
$raw_directive = substr($output, $startpos, $length);
$directive_name = DirectiveParser::get_directive_name($raw_directive);
if (DirectiveFactory::is_nested_directive($directive_name)) {
$end_tag = DirectiveParser::DIRECTIVE_START . '/' . $directive_name . DirectiveParser::DIRECTIVE_END;
$endpos = strpos($output, $end_tag);
$length = $endpos - $startpos + strlen($end_tag);
$raw_directive = substr($output, $startpos, $length);
$replace = $this->process_directive($raw_directive, $output);
$endpos = $startpos + strlen($replace);
$output = substr_replace($output, $replace, $startpos, $length);
}
$startpos = strpos($output, DirectiveParser::DIRECTIVE_START, $endpos);
// next occurence
}
return $output;
}
