<?php
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namespace JVBase\blocks;
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if (!defined('ABSPATH')) {
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exit;
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}
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/**
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* Video Cover Block Class
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*
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* Handles registration and rendering of self-hosted video cover blocks
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* with poster images and multiple video format support
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*/
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class VideoCoverBlock
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{
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protected static ?VideoCoverBlock $instance = null;
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protected string $path = JVB_DIR . '/build/video-cover';
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public static function getInstance(): VideoCoverBlock
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{
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if (self::$instance === null) {
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self::$instance = new self();
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}
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return self::$instance;
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}
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public function __construct()
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{
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add_action('init', [$this, 'registerBlock']);
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}
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public function registerBlock(): void
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{
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register_block_type($this->path, [
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'render_callback' => [$this, 'render']
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]);
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}
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/**
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* Render the video cover block
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*/
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public function render($attributes, $content): string
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{
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// Extract attributes with defaults
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$poster_id = $attributes['posterId'] ?? 0;
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$video_sources = $attributes['videoSources'] ?? [];
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$mobile_sources = $attributes['mobileSources'] ?? [];
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$css_class = $attributes['className'] ?? '';
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$fade_class = $attributes['fadeEffect'] ?? false ? 'fade' : '';
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//Get date of current post
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global $post;
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$date = date('c',strtotime($post->post_date));
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$title = $attributes['title'] ?? $post->post_title;
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$description = $attributes['description'] ?? $post->post_excerpt;
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// If no video sources, return empty
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if (empty($video_sources)) {
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return '';
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}
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// Get poster URL
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$poster_url = $poster_id ? wp_get_attachment_url($poster_id) : '';
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// Build video tag
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$classes = trim("video-cover {$fade_class} {$css_class}");
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$html = '<section class="'.esc_attr($classes).'">
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<script type="application/ld+json">
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{
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"@context": "https://schema.org/",
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"@type": "VideoObject",
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"name": "'.$title.'",
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"thumbnailUrl": "'.$poster_url.'",
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"contentUrl": "'.$video_sources[0]['url'].'",
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"description": "'.$description.'",
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"uploadDate": "'.$date.'"
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}
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</script>
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<div class="wrap">
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<div class="video-container">';
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$html .= '<video';
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$html .= ' muted loop playsinline autoplay';
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if ($poster_url) {
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$html .= ' poster="' . esc_url($poster_url) . '"';
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}
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$html .= '>';
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// Add mobile sources first (lower resolution)
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foreach ($mobile_sources as $source) {
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if (!empty($source['url']) && !empty($source['mime'])) {
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$html .= '<source';
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$html .= ' src="' . esc_url($source['url']) . '"';
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$html .= ' type="' . esc_attr($source['mime']) . '"';
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$html .= ' media="(max-width: 767px)"';
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$html .= '>';
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}
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}
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// Add desktop sources
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foreach ($video_sources as $source) {
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if (!empty($source['url']) && !empty($source['mime'])) {
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$html .= '<source';
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$html .= ' src="' . esc_url($source['url']) . '"';
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$html .= ' type="' . esc_attr($source['mime']) . '"';
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// Add media query for desktop if mobile sources exist
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if (!empty($mobile_sources)) {
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$html .= ' media="(min-width: 768px)"';
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}
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$html .= '>';
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}
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}
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$html .= '</video>';
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$html .= '</div></div><div class="inner-wrap"></div></section>';
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return $html;
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}
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}
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