Files
piratepoet/mailpoet/lib/EmailEditor/Engine/Renderer/Renderer.php
2024-05-22 11:36:09 +02:00

99 lines
3.8 KiB
PHP

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