cssInliner = $cssInliner; $this->settingsController = $settingsController; $this->contentRenderer = $contentRenderer; $this->cdnAssetUrl = $cdnAssetUrl; $this->servicesChecker = $servicesChecker; $this->themeController = $themeController; } public function render(\WP_Post $post, string $subject, string $preHeader, string $language, $metaRobots = ''): array { $layout = $this->settingsController->getLayout(); $theme = $this->themeController->getTheme(); $theme = apply_filters('mailpoet_email_editor_rendering_theme_styles', $theme, $post); $themeStyles = $theme->get_data()['styles']; $padding = $themeStyles['spacing']['padding']; $contentBackground = $themeStyles['color']['background']['content']; $layoutBackground = $themeStyles['color']['background']['layout']; $contentFontFamily = $themeStyles['typography']['fontFamily']; $renderedBody = $this->contentRenderer->render($post); $styles = (string)file_get_contents(dirname(__FILE__) . '/' . self::TEMPLATE_STYLES_FILE); $styles = apply_filters('mailpoet_email_renderer_styles', $styles, $post); $template = (string)file_get_contents(dirname(__FILE__) . '/' . self::TEMPLATE_FILE); // Replace settings placeholders with values $template = str_replace( ['{{width}}', '{{layout_background}}', '{{content_background}}', '{{content_font_family}}', '{{padding_top}}', '{{padding_right}}', '{{padding_bottom}}', '{{padding_left}}'], [$layout['contentSize'], $layoutBackground, $contentBackground, $contentFontFamily, $padding['top'], $padding['right'], $padding['bottom'], $padding['left']], $template ); $logo = $this->cdnAssetUrl->generateCdnUrl('email-editor/logo-footer.png'); $footerLogo = $this->servicesChecker->isPremiumPluginActive() ? '' : ''; /** * Replace template variables * {{email_language}} * {{email_subject}} * {{email_meta_robots}} * {{email_template_styles}} * {{email_preheader}} * {{email_body}} * {{email_footer_logo}} */ $templateWithContents = $this->injectContentIntoTemplate( $template, [ $language, esc_html($subject), $metaRobots, $styles, esc_html($preHeader), $renderedBody, $footerLogo, ] ); $templateWithContentsDom = $this->inlineCSSStyles($templateWithContents); $templateWithContents = $this->postProcessTemplate($templateWithContentsDom); // Because the padding can be defined by variables, we need to postprocess the HTML by VariablesPostprocessor $variablesPostprocessor = new VariablesPostprocessor($this->themeController); $templateWithContents = $variablesPostprocessor->postprocess($templateWithContents); return [ 'html' => $templateWithContents, 'text' => $this->renderTextVersion($templateWithContents), ]; } private function injectContentIntoTemplate($template, array $content) { return preg_replace_callback('/{{\w+}}/', function ($matches) use (&$content) { return array_shift($content); }, $template); } /** * @param string $template * @return DomNode */ private function inlineCSSStyles($template) { return $this->cssInliner->inlineCSS($template); } /** * @param string $template * @return string */ private function renderTextVersion($template) { $template = (mb_detect_encoding($template, 'UTF-8', true)) ? $template : mb_convert_encoding($template, 'UTF-8', mb_list_encodings()); return @Html2Text::convert($template); } /** * @param DomNode $templateDom * @return string */ private function postProcessTemplate(DomNode $templateDom) { // because tburry/pquery contains a bug and replaces the opening non mso condition incorrectly we have to replace the opening tag with correct value $template = $templateDom->__toString(); $template = str_replace('', '', $template); return $template; } }