625d99d698
CSS injection is working correctly in production: - roi-custom-deferred-css appears in page output - 2 snippets with 24KB of CSS being injected 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
127 lines
3.3 KiB
PHP
127 lines
3.3 KiB
PHP
<?php
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declare(strict_types=1);
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namespace ROITheme\Public\CustomCSSManager\Infrastructure\Services;
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use ROITheme\Public\CustomCSSManager\Application\UseCases\GetCriticalSnippetsUseCase;
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use ROITheme\Public\CustomCSSManager\Application\UseCases\GetDeferredSnippetsUseCase;
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/**
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* Servicio que inyecta CSS en wp_head y wp_footer
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*
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* NO lee archivos CSS físicos - todo viene de BD
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*/
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final class CustomCSSInjector
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{
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public function __construct(
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private readonly GetCriticalSnippetsUseCase $getCriticalUseCase,
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private readonly GetDeferredSnippetsUseCase $getDeferredUseCase
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) {}
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/**
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* Registra hooks de WordPress
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*/
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public function register(): void
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{
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// CSS crítico: priority 2 (después de componentes, antes de theme-settings)
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add_action('wp_head', [$this, 'injectCriticalCSS'], 2);
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// CSS diferido: priority alta en footer
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add_action('wp_footer', [$this, 'injectDeferredCSS'], 10);
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}
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/**
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* Inyecta CSS crítico inline en <head>
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*/
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public function injectCriticalCSS(): void
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{
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$pageType = $this->getCurrentPageType();
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$snippets = $this->getCriticalUseCase->execute($pageType);
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if (empty($snippets)) {
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return;
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}
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$css = $this->combineSnippets($snippets);
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if (!empty($css)) {
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printf(
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'<style id="roi-custom-critical-css">%s</style>' . "\n",
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$css
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);
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}
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}
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/**
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* Inyecta CSS diferido en footer
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*/
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public function injectDeferredCSS(): void
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{
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$pageType = $this->getCurrentPageType();
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$snippets = $this->getDeferredUseCase->execute($pageType);
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if (empty($snippets)) {
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return;
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}
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$css = $this->combineSnippets($snippets);
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if (!empty($css)) {
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printf(
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'<style id="roi-custom-deferred-css">%s</style>' . "\n",
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$css
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);
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}
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}
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/**
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* Combina múltiples snippets en un solo string CSS
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*
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* Aplica sanitización para prevenir inyección de HTML malicioso.
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*/
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private function combineSnippets(array $snippets): string
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{
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$parts = [];
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foreach ($snippets as $snippet) {
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if (!empty($snippet['css'])) {
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// Sanitizar CSS: eliminar tags HTML/script
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$cleanCSS = wp_strip_all_tags($snippet['css']);
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// Eliminar caracteres potencialmente peligrosos
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$cleanCSS = preg_replace('/<[^>]*>/', '', $cleanCSS);
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$cleanName = sanitize_text_field($snippet['name'] ?? $snippet['id']);
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$parts[] = sprintf(
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"/* %s */\n%s",
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$cleanName,
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$cleanCSS
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);
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}
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}
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return implode("\n\n", $parts);
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}
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/**
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* Detecta tipo de página actual
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*/
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private function getCurrentPageType(): string
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{
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if (is_front_page() || is_home()) {
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return 'home';
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}
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if (is_single()) {
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return 'posts';
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}
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if (is_page()) {
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return 'pages';
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}
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if (is_archive() || is_category() || is_tag()) {
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return 'archives';
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}
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return 'all';
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}
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}
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