wordpress-theme-aksrt/src/AKSRT/Widgets/WidgetVideoPlayer.php

<?php
/**
 * Video player widget (zibll dplayer lite via native video / oEmbed).
 *
 * @package AKSRT
 */

namespace AKSRT\Widgets;

defined('ABSPATH') || exit;

class WidgetVideoPlayer extends \WP_Widget {

	public function __construct() {
		parent::__construct(
			'aksrt_video_player',
			__('视频播放器', 'aksrt'),
			['description' => __('侧栏/流体区嵌入视频播放器。', 'aksrt')]
		);
	}

	public function widget($args, $instance): void {
		$title = (string) ($instance['title'] ?? '');
		$video_url = trim((string) ($instance['video_url'] ?? $instance['url'] ?? ''));
		$poster = trim((string) ($instance['poster'] ?? $instance['pic'] ?? ''));
		$autoplay = !empty($instance['autoplay']);
		$loop = !empty($instance['loop']);
		$muted = $autoplay || !empty($instance['muted']);
		$hide_controller = !empty($instance['hide_controller']);
		$scale = max(20, min(100, (int) ($instance['scale_height'] ?? 56)));
		$aspect = (string) ($instance['aspect_ratio'] ?? '');

		if ($video_url === '') {
			return;
		}

		echo $args['before_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
		if ($title !== '') {
			echo $args['before_title'] . esc_html($title) . $args['after_title']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
		}

		if ($aspect !== '' && str_contains($aspect, ':')) {
			$parts = explode(':', $aspect);
			if (count($parts) === 2 && (int) $parts[0] > 0) {
				$scale = (int) round(((int) $parts[1] / (int) $parts[0]) * 100);
			}
		}

		$embed = $this->get_embed_url($video_url);
		$cls = 'aksrt-video-widget' . ($hide_controller ? ' controller-hide' : '');
		echo '<div class="' . esc_attr($cls) . '" style="padding-bottom:' . esc_attr((string) $scale) . '%">';
		if ($embed !== '') {
			$src = $embed;
			if ($autoplay) {
				$src = add_query_arg(['autoplay' => '1', 'mute' => '1'], $src);
			}
			echo '<iframe src="' . esc_url($src) . '" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen loading="lazy"></iframe>';
		} else {
			$attrs = ' controls playsinline';
			if ($autoplay) {
				$attrs .= ' autoplay';
			}
			if ($loop) {
				$attrs .= ' loop';
			}
			if ($muted) {
				$attrs .= ' muted';
			}
			if ($poster !== '') {
				$attrs .= ' poster="' . esc_url($poster) . '"';
			}
			echo '<video' . $attrs . '><source src="' . esc_url($video_url) . '"></video>';
		}
		echo '</div>';

		echo $args['after_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
	}

	private function get_embed_url(string $url): string {
		if (preg_match('#(?:youtube\.com/watch\?v=|youtu\.be/)([A-Za-z0-9_-]+)#', $url, $m)) {
			return 'https://www.youtube.com/embed/' . rawurlencode($m[1]);
		}
		if (preg_match('#bilibili\.com/video/(BV[\w]+)#', $url, $m)) {
			return 'https://player.bilibili.com/player.html?bvid=' . rawurlencode($m[1]) . '&high_quality=1';
		}
		if (preg_match('#v\.qq\.com/.+?/([A-Za-z0-9]+)\.html#', $url, $m)) {
			return 'https://v.qq.com/txp/iframe/player.html?vid=' . rawurlencode($m[1]);
		}
		return '';
	}

	public function form($instance): void {
		?>
		<p>
			<label><?php esc_html_e('标题', 'aksrt'); ?>
				<input class="widefat" type="text" name="<?php echo esc_attr($this->get_field_name('title')); ?>" value="<?php echo esc_attr((string) ($instance['title'] ?? '')); ?>">
			</label>
		</p>
		<p>
			<label><?php esc_html_e('视频 URL', 'aksrt'); ?>
				<input class="widefat" type="url" name="<?php echo esc_attr($this->get_field_name('video_url')); ?>" value="<?php echo esc_attr((string) ($instance['video_url'] ?? '')); ?>">
			</label>
		</p>
		<p>
			<label><?php esc_html_e('封面图 URL', 'aksrt'); ?>
				<input class="widefat" type="url" name="<?php echo esc_attr($this->get_field_name('poster')); ?>" value="<?php echo esc_attr((string) ($instance['poster'] ?? '')); ?>">
			</label>
		</p>
		<p>
			<label><?php esc_html_e('高度占比 %', 'aksrt'); ?>
				<input class="tiny-text" type="number" min="20" max="100" name="<?php echo esc_attr($this->get_field_name('scale_height')); ?>" value="<?php echo esc_attr((string) ((int) ($instance['scale_height'] ?? 56))); ?>">
			</label>
		</p>
		<p>
			<label><input type="checkbox" name="<?php echo esc_attr($this->get_field_name('autoplay')); ?>" value="1" <?php checked(!empty($instance['autoplay'])); ?>> <?php esc_html_e('自动播放', 'aksrt'); ?></label><br>
			<label><input type="checkbox" name="<?php echo esc_attr($this->get_field_name('loop')); ?>" value="1" <?php checked(!empty($instance['loop'])); ?>> <?php esc_html_e('循环', 'aksrt'); ?></label><br>
			<label><input type="checkbox" name="<?php echo esc_attr($this->get_field_name('hide_controller')); ?>" value="1" <?php checked(!empty($instance['hide_controller'])); ?>> <?php esc_html_e('隐藏控制条样式', 'aksrt'); ?></label>
		</p>
		<?php
	}

	public function update($new_instance, $old_instance): array {
		return [
			'title'           => sanitize_text_field((string) ($new_instance['title'] ?? '')),
			'video_url'       => esc_url_raw(trim((string) ($new_instance['video_url'] ?? ''))),
			'poster'          => esc_url_raw(trim((string) ($new_instance['poster'] ?? ''))),
			'scale_height'    => max(20, min(100, (int) ($new_instance['scale_height'] ?? 56))),
			'autoplay'        => !empty($new_instance['autoplay']) ? 1 : 0,
			'loop'            => !empty($new_instance['loop']) ? 1 : 0,
			'hide_controller' => !empty($new_instance['hide_controller']) ? 1 : 0,
		];
	}
}