댓글에 유튜브 영상 금지 채택완료

function url_auto_link($str)
{
    global $g5;
    global $config;
    global $bo_table; // 추가

if( $bo_table=='bbs') {
    //Made by Vorfeed
    //인스타, 유튜브, 트위터 URL 자동 변환 소스.   
    $regex = '~(?:http|https|)(?::\/\/|)(?:www.|)(?:youtu\.be\/|youtube\.com(?:\/embed\/|\/v\/|\/watch\?v=|\/ytscreeningroom\?v=|\/feeds\/api\/videos\/|\/user\S*[^\w\-\s]|\S*[^\w\-\s]))([\w\-]{11})[a-z0-9;:@#?&%=+\/\$_.-]*~i';
    $str = preg_replace( $regex, '<iframe width="560" height="315" src="https://www.youtube.com/embed/$1" frameborder="0" allow="autoplay; encrypted-media" allowfullscreen></iframe>', $str );
    $regex = "/(https?:\/\/www\.)?instagram\.com(\/p\/\w+\/?)/im";
    $str = preg_replace( $regex, '<blockquote class="instagram-media" data-instgrm-captioned data-instgrm-permalink="https://www.instagram.com$2" data-instgrm-version="8"><span style="font-size:20px;text-decoration:none;"> instagram.. <i class="fa fa-cog fa-spin"> </i></span></blockquote> <script async defer src="//www.instagram.com/embed.js"></script>', $str );
    $regex = "/(https?:\/\/(www\.)?)?twitter\.com\/(?:#!\/)?(\w+)\/status(es)?\/(\d+)/im";
    $str = preg_replace( $regex, '<blockquote class="twitter-tweet" data-lang="ko"> <a href="https://twitter.com/$3/status/$5" style="text-decoration:none"><span style="font-size:20px;"> twitter.. <i class="fa fa-cog fa-spin"> </i></span></blockquote><script async src="https://platform.twitter.com/widgets.js" charset="utf-8"></script>', $str );

} // 필요한 곳까지
    // 140326