Prado\Web\UI\TTemplate::preprocess PHP Метод

    protected function preprocess($input)
    {
        if ($n = preg_match_all('/<%include(.*?)%>/', $input, $matches, PREG_SET_ORDER | PREG_OFFSET_CAPTURE)) {
            for ($i = 0; $i < $n; ++$i) {
                $filePath = Prado::getPathOfNamespace(trim($matches[$i][1][0]), TTemplateManager::TEMPLATE_FILE_EXT);
                if ($filePath !== null && is_file($filePath)) {
                    $this->_includedFiles[] = $filePath;
                } else {
                    $errorLine = count(explode("\n", substr($input, 0, $matches[$i][0][1] + 1)));
                    $this->handleException(new TConfigurationException('template_include_invalid', trim($matches[$i][1][0])), $errorLine, $input);
                }
            }
            $base = 0;
            for ($i = 0; $i < $n; ++$i) {
                $ext = file_get_contents($this->_includedFiles[$i]);
                $length = strlen($matches[$i][0][0]);
                $offset = $base + $matches[$i][0][1];
                $this->_includeAtLine[$i] = count(explode("\n", substr($input, 0, $offset)));
                $this->_includeLines[$i] = count(explode("\n", $ext));
                $input = substr_replace($input, $ext, $offset, $length);
                $base += strlen($ext) - $length;
            }
        }
        return $input;
    }