“`
// 添加插入bilibili视频短代码
function vbilibili_shortcode( $atts, $content = null ) {

// 解析短代码中的参数
$atts = shortcode_atts( $defaults, $atts );

// 提取$content中的所有bv号和av号
preg_match_all('/BV([a-zA-Z0-9]+)/', $content, $bv_matches);
preg_match_all('/av([0-9]+)/', $content, $av_matches);

// 构建iframe的HTML代码
$iframes = '';

// 生成bv号对应的iframe
foreach ($bv_matches[1] as $bv) {

$iframe_url = 'https://player.bilibili.com/player.html?bvid=' . $bv . '&high_quality=1';
$iframe = &#039;<div style="position: relative; padding: 30% 45%;"><iframe src="&#039; . $iframe_url . &#039;" frameborder="no" scrolling="no" sandbox="allow-top-navigation allow-same-origin allow-forms allow-scripts" allowfullscreen="allowfullscreen" style="position: absolute; width: 100%; height: 100%; left: 0; top: 0;"> </iframe></div><br>&#039;;
$iframes .= $iframe;
}

// 生成av号对应的iframe
foreach ($av_matches[1] as $av) {

// 将$av转换为整数类型
$av = intval($av);

$iframe_url = &#039;https://player.bilibili.com/player.html?aid=&#039; . $av . &#039;&high_quality=1&#039;;
$iframe = &#039;<div style="position: relative; padding: 30% 45%;"><iframe src="&#039; . $iframe_url . &#039;" frameborder="no" scrolling="no" sandbox="allow-top-navigation allow-same-origin allow-forms allow-scripts" allowfullscreen="allowfullscreen" style="position: absolute; width: 100%; height: 100%; left: 0; top: 0;"> </iframe></div><br>&#039;;
$iframes .= $iframe;
}

// 返回所有iframe的HTML代码
return $iframes;
}
add_shortcode( &#039;vbilibili&#039;, &#039;vbilibili_shortcode&#039; );
“`