1: <?php
 2: 
 3: /**
 4:  * This file is part of the Latte (https://latte.nette.org)
 5:  * Copyright (c) 2008 David Grudl (https://davidgrudl.com)
 6:  */
 7: 
 8: namespace Latte\Macros;
 9: 
10: use Latte;
11: use Latte\RuntimeException;
12: 
13: 
14: /**
15:  * Runtime helpers for block macros.
16:  */
17: class BlockMacrosRuntime extends Latte\Object
18: {
19: 
20:     /**
21:      * Calls block.
22:      * @return void
23:      */
24:     public static function callBlock(\stdClass $context, $name, array $params)
25:     {
26:         if (empty($context->blocks[$name])) {
27:             $hint = isset($context->blocks) && ($t = Latte\Helpers::getSuggestion(array_keys($context->blocks), $name)) ? ", did you mean '$t'?" : '.';
28:             throw new RuntimeException("Cannot include undefined block '$name'$hint");
29:         }
30:         $block = reset($context->blocks[$name]);
31:         $block($context, $params);
32:     }
33: 
34: 
35:     /**
36:      * Calls parent block.
37:      * @return void
38:      */
39:     public static function callBlockParent(\stdClass $context, $name, array $params)
40:     {
41:         if (empty($context->blocks[$name]) || ($block = next($context->blocks[$name])) === FALSE) {
42:             throw new RuntimeException("Cannot include undefined parent block '$name'.");
43:         }
44:         $block($context, $params);
45:         prev($context->blocks[$name]);
46:     }
47: 
48: }
49: