/** * Returns the content from a given template * * @param string $template The template to use. * @param array[optional] $variables The variabled to assign. * @return string */ private static function getTemplateContent($template, $variables = null) { // new template instance $tpl = new BackendTemplate(false); // set some options $tpl->setForceCompile(true); // variables were set if (!empty($variables)) { $tpl->assign($variables); } // grab the content $content = $tpl->getContent($template); // replace internal links/images $search = array('href="/', 'src="/'); $replace = array('href="' . SITE_URL . '/', 'src="' . SITE_URL . '/'); $content = str_replace($search, $replace, $content); // require CSSToInlineStyles require_once 'external/css_to_inline_styles.php'; // create instance $cssToInlineStyles = new CSSToInlineStyles(); // set some properties $cssToInlineStyles->setHTML($content); $cssToInlineStyles->setUseInlineStylesBlock(true); $cssToInlineStyles->setEncoding(SPOON_CHARSET); // return the content return (string) $cssToInlineStyles->convert(); }