99 lines
3.8 KiB
PHP
99 lines
3.8 KiB
PHP
<?php declare(strict_types = 1);
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namespace MailPoet\EmailEditor\Engine\Renderer;
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use MailPoet\EmailEditor\Engine\Renderer\ContentRenderer\ContentRenderer;
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use MailPoet\EmailEditor\Engine\Templates\Templates;
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use MailPoet\EmailEditor\Engine\ThemeController;
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use MailPoetVendor\Html2Text\Html2Text;
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use MailPoetVendor\Pelago\Emogrifier\CssInliner;
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use WP_Style_Engine;
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use WP_Theme_JSON;
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class Renderer {
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private ThemeController $themeController;
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private ContentRenderer $contentRenderer;
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private Templates $templates;
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/** @var WP_Theme_JSON|null */
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private static $theme = null;
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const TEMPLATE_FILE = 'template-canvas.php';
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const TEMPLATE_STYLES_FILE = 'template-canvas.css';
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public function __construct(
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ContentRenderer $contentRenderer,
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Templates $templates,
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ThemeController $themeController
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) {
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$this->contentRenderer = $contentRenderer;
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$this->templates = $templates;
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$this->themeController = $themeController;
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}
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/**
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* During rendering, this stores the theme data for the template being rendered.
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*/
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public static function getTheme() {
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return self::$theme;
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}
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public function render(\WP_Post $post, string $subject, string $preHeader, string $language, $metaRobots = ''): array {
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$templateId = 'mailpoet/mailpoet//' . (get_page_template_slug($post) ?: 'email-general');
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$template = $this->templates->getBlockTemplate($templateId);
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$theme = $this->templates->getBlockTheme($templateId, $template->wp_id); // phpcs:ignore Squiz.NamingConventions.ValidVariableName.MemberNotCamelCaps
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// Set the theme for the template. This is merged with base theme.json and core json before rendering.
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self::$theme = new WP_Theme_JSON($theme, 'default');
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$emailStyles = $this->themeController->getStyles($post, $template, true);
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$templateHtml = $this->contentRenderer->render($post, $template);
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ob_start();
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include self::TEMPLATE_FILE;
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$renderedTemplate = (string)ob_get_clean();
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$templateStyles =
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WP_Style_Engine::compile_css(
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[
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'background-color' => $emailStyles['color']['background'] ?? 'inherit',
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'color' => $emailStyles['color']['text'] ?? 'inherit',
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'padding-top' => $emailStyles['spacing']['padding']['top'] ?? '0px',
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'padding-bottom' => $emailStyles['spacing']['padding']['bottom'] ?? '0px',
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'font-family' => $emailStyles['typography']['fontFamily'] ?? 'inherit',
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],
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'body, .email_layout_wrapper'
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);
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$templateStyles .= file_get_contents(dirname(__FILE__) . '/' . self::TEMPLATE_STYLES_FILE);
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$templateStyles = '<style>' . wp_strip_all_tags((string)apply_filters('mailpoet_email_renderer_styles', $templateStyles, $post)) . '</style>';
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$renderedTemplate = $this->inlineCSSStyles($templateStyles . $renderedTemplate);
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// This is a workaround to support link :hover in some clients. Ideally we would remove the ability to set :hover
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// however this is not possible using the color panel from Gutenberg.
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if (isset($emailStyles['elements']['link'][':hover']['color']['text'])) {
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$renderedTemplate = str_replace('<!-- Forced Styles -->', '<style>a:hover { color: ' . esc_attr($emailStyles['elements']['link'][':hover']['color']['text']) . ' !important; }</style>', $renderedTemplate);
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}
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return [
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'html' => $renderedTemplate,
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'text' => $this->renderTextVersion($renderedTemplate),
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];
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}
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/**
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* @param string $template
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* @return string
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*/
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private function inlineCSSStyles($template) {
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return CssInliner::fromHtml($template)->inlineCss()->render();
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}
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/**
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* @param string $template
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* @return string
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*/
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private function renderTextVersion($template) {
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$template = (mb_detect_encoding($template, 'UTF-8', true)) ? $template : mb_convert_encoding($template, 'UTF-8', mb_list_encodings());
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return @Html2Text::convert($template);
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}
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}
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