Nextras\MailPanel\MailPanel::getLatte PHP Méthode

    private function getLatte()
    {
        if (!isset($this->latte)) {
            $this->latte = new Latte\Engine();
            $this->latte->setTempDirectory($this->tempDir);
            $this->latte->setAutoRefresh(FALSE);
            $this->latte->onCompile[] = function (Latte\Engine $latte) {
                $set = new Latte\Macros\MacroSet($latte->getCompiler());
                $set->addMacro('link', 'echo %escape(call_user_func($getLink, %node.word, %node.array))');
            };
            $this->latte->addFilter('attachmentLabel', function (MimePart $attachment) {
                $contentDisposition = $attachment->getHeader('Content-Disposition');
                $contentType = $attachment->getHeader('Content-Type');
                $matches = Strings::match($contentDisposition, '#filename="(.+?)"#');
                return ($matches ? "{$matches['1']} " : '') . "({$contentType})";
            });
            $this->latte->addFilter('plainText', function (MimePart $part) {
                $ref = new \ReflectionProperty('Nette\\Mail\\MimePart', 'parts');
                $ref->setAccessible(TRUE);
                $queue = array($part);
                for ($i = 0; $i < count($queue); $i++) {
                    /** @var MimePart $subPart */
                    foreach ($ref->getValue($queue[$i]) as $subPart) {
                        $contentType = $subPart->getHeader('Content-Type');
                        if (Strings::startsWith($contentType, 'text/plain') && $subPart->getHeader('Content-Transfer-Encoding') !== 'base64') {
                            // Take first available plain text
                            return (string) $subPart->getBody();
                        } elseif (Strings::startsWith($contentType, 'multipart/alternative')) {
                            $queue[] = $subPart;
                        }
                    }
                }
                return $part->getBody();
            });
        }
        return $this->latte;
    }