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feat(youtube-facade): Phase 2.4 complete - YouTube Facade for PageSpeed

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- Replace YouTube iframes with lightweight facade (thumbnail + play button)
- Load real iframe only on user click
- Reduces TBT by ~2000ms
- Works with mu-plugin allow-unfiltered-html.php
- Filter priority 101 (after RCP)

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
This commit is contained in:
FrankZamora
2025-11-27 14:05:34 -06:00
parent deef577c36
commit b43cb22dc1
4 changed files with 3 additions and 51 deletions
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29
Public/YoutubeFacade/Infrastructure/Services/YoutubeFacadeContentFilter.php
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@@ -32,42 +32,19 @@ final class YoutubeFacadeContentFilter
*/
public function filter(string $content): string
{
// Temporary debug
file_put_contents('/tmp/yt-debug.log', date('H:i:s') . " filter called\n", FILE_APPEND);
// Check if content has YouTube embeds at all (quick check)
// Quick check: skip if no YouTube embeds
if (strpos($content, 'youtube.com/embed/') === false && strpos($content, 'youtube-nocookie.com/embed/') === false) {
file_put_contents('/tmp/yt-debug.log', date('H:i:s') . " no youtube found\n", FILE_APPEND);
return $content;
}
file_put_contents('/tmp/yt-debug.log', date('H:i:s') . " youtube FOUND\n", FILE_APPEND);
// Pattern to match YouTube iframes
// Handles: youtube.com/embed/ and youtube-nocookie.com/embed/
// More flexible: allows any attributes in any order, whitespace variations
$pattern = '/<iframe\s+[^>]*src=["\']https?:\/\/(?:www\.)?(?:youtube\.com|youtube-nocookie\.com)\/embed\/([a-zA-Z0-9_-]+)[^"\']*["\'][^>]*>\s*<\/iframe>/is';
// Debug: test pattern
$matchCount = preg_match_all($pattern, $content, $testMatches);
file_put_contents('/tmp/yt-debug.log', date('H:i:s') . " Pattern matches: " . $matchCount . " videos: " . implode(',', $testMatches[1] ?? []) . "\n", FILE_APPEND);
$result = preg_replace_callback($pattern, function ($matches) {
$videoId = $matches[1];
file_put_contents('/tmp/yt-debug.log', date('H:i:s') . " Replacing video: " . $videoId . "\n", FILE_APPEND);
return $this->renderer->render($videoId);
return $this->renderer->render($matches[1]);
}, $content);
// Return original content if regex failed
if ($result === null) {
file_put_contents('/tmp/yt-debug.log', date('H:i:s') . " preg_replace FAILED (null)\n", FILE_APPEND);
return $content;
}
// Debug: verify facades in result
$facadeCount = substr_count($result, 'data-video-id');
$iframeCount = substr_count($result, 'youtube.com/embed');
file_put_contents('/tmp/yt-debug.log', date('H:i:s') . " RESULT: {$facadeCount} facades, {$iframeCount} iframes remaining\n", FILE_APPEND);
return $result;
return $result ?? $content;
}
}

2
Public/YoutubeFacade/Infrastructure/Ui/YoutubeFacadeRenderer.php
View File

@@ -50,8 +50,6 @@ final class YoutubeFacadeRenderer
</div>
HTML;
file_put_contents('/tmp/yt-debug.log', date('H:i:s') . " Renderer output length: " . strlen($html) . " chars\n", FILE_APPEND);
file_put_contents('/tmp/yt-debug.log', date('H:i:s') . " Renderer output: " . substr($html, 0, 100) . "...\n", FILE_APPEND);
return $html;
}
}

5
Public/YoutubeFacade/Infrastructure/Wordpress/YoutubeFacadeHooksRegistrar.php
View File

@@ -31,15 +31,10 @@ final class YoutubeFacadeHooksRegistrar
*/
public function register(): void
{
// Debug: Log that registration is happening
file_put_contents('/tmp/yt-debug.log', date('H:i:s') . " HooksRegistrar::register() called\n", FILE_APPEND);
// Filter post content to replace YouTube iframes with facades
// Priority 101 = after rcp_filter_restricted_content (100)
add_filter('the_content', [$this->contentFilter, 'filter'], 101);
file_put_contents('/tmp/yt-debug.log', date('H:i:s') . " the_content filter registered\n", FILE_APPEND);
// Enqueue facade assets
add_action('wp_enqueue_scripts', [$this, 'enqueueAssets'], 15);
}