Returns embedded video width and height, based on configuration.
| public static getEmbedSize ( ) : array | ||
| return | array | array(Width, Height) |
/**
* Transform match to clickable links or to embedded equivalent.
*
* URLs are typically matched against, which are then translated into a
* clickable link or transformed into their equivalent embed, if supported.
* There is a universal config to disable automatic embedding.
*
* @param array $Matches Captured and grouped matches against string.
* @return string
*/
protected static function linksCallback($Matches)
{
static $Width, $Height, $InTag = 0, $InAnchor = false;
if (!isset($Width)) {
list($Width, $Height) = Gdn_Format::getEmbedSize();
}
if ($Matches === null) {
$InTag = 0;
$InAnchor = false;
return;
}
$InOut = $Matches[1];
$Tag = strtolower($Matches[2]);
// $End = $Matches[3];
// $Url = $Matches[4];
if ($InOut == '<') {
$InTag++;
if ($Tag == 'a') {
$InAnchor = true;
}
} elseif ($InOut == '</') {
$InTag++;
if ($Tag == 'a') {
$InAnchor = false;
}
} elseif ($Matches[3]) {
$InTag--;
}
if (!isset($Matches[4]) || $InTag || $InAnchor) {
return $Matches[0];
}
$Url = $Matches[4];
// Supported youtube embed urls:
//
// http://www.youtube.com/playlist?list=PL4CFF79651DB8159B
// https://www.youtube.com/playlist?list=PL4CFF79651DB8159B
// https://www.youtube.com/watch?v=sjm_gBpJ63k&list=PL4CFF79651DB8159B&index=1
// http://youtu.be/sjm_gBpJ63k
// https://www.youtube.com/watch?v=sjm_gBpJ63k
// http://YOUTU.BE/sjm_gBpJ63k?list=PL4CFF79651DB8159B
// http://youtu.be/GUbyhoU81sQ?t=1m8s
// https://m.youtube.com/watch?v=iAEKPcz9www
// https://youtube.com/watch?v=iAEKPcz9www
// https://www.youtube.com/watch?v=p5kcBxL7-qI
// https://www.youtube.com/watch?v=bG6b3V2MNxQ#t=33
$YoutubeUrlMatch = '/https?:\\/\\/(?:(?:www.)|(?:m.))?(?:(?:youtube.com)|(?:youtu.be))\\/(?:(?:playlist?)|(?:(?:watch\\?v=)?(?P<videoId>[\\w-]*)))(?:\\?|\\&)?(?:list=(?P<listId>[\\w-]*))?(?:t=(?:(?P<minutes>\\d)*m)?(?P<seconds>\\d)*s)?(?:#t=(?P<start>\\d*))?/i';
$VimeoUrlMatch = 'https?://(www\\.)?vimeo\\.com/(?:channels/[a-z0-9]+/)?(\\d+)';
$TwitterUrlMatch = 'https?://(?:www\\.)?twitter\\.com/(?:#!/)?(?:[^/]+)/status(?:es)?/([\\d]+)';
$VineUrlMatch = 'https?://(?:www\\.)?vine.co/v/([\\w]+)';
$InstagramUrlMatch = 'https?://(?:www\\.)?instagr(?:\\.am|am\\.com)/p/([\\w-]+)';
$PintrestUrlMatch = 'https?://(?:www\\.)?pinterest.com/pin/([\\d]+)';
$GettyUrlMatch = 'http://embed.gettyimages.com/([\\w=?&;+-_]*)/([\\d]*)/([\\d]*)';
$TwitchUrlMatch = 'http://www.twitch.tv/([\\w]+)';
$HitboxUrlMatch = 'http://www.hitbox.tv/([\\w]+)';
$SoundcloudUrlMatch = 'https://soundcloud.com/([\\w=?&;+-_]*)/([\\w=?&;+-_]*)';
$ImgurGifvUrlMatch = 'https?\\://i\\.imgur\\.com/([a-z0-9]+)\\.gifv';
// YouTube
if (preg_match($YoutubeUrlMatch, $Url, $Matches) && c('Garden.Format.YouTube', true) && !c('Garden.Format.DisableUrlEmbeds')) {
$videoId = val('videoId', $Matches);
$listId = val('listId', $Matches);
if (!empty($listId)) {
// Playlist.
if (empty($videoId)) {
// Playlist, no video.
$Result = <<<EOT
<iframe width="{$Width}" height="{$Height}" src="//www.youtube.com/embed/videoseries?list={$listId}" frameborder="0" allowfullscreen></iframe>
EOT;
} else {
// Video in a playlist.
$Result = <<<EOT
<iframe width="{$Width}" height="{$Height}" src="https://www.youtube.com/embed/{$videoId}?list={$listId}" frameborder="0" allowfullscreen></iframe>
EOT;
}
} else {
// Regular ol' youtube video embed.
$minutes = val('minutes', $Matches);
$seconds = val('seconds', $Matches);
$fullUrl = $videoId . '?autoplay=1';
if (!empty($minutes) || !empty($seconds)) {
$time = $minutes * 60 + $seconds;
$fullUrl .= '&start=' . $time;
}
// Jump to start time.
if ($start = val('start', $Matches)) {
$fullUrl .= '&start=' . $start;
$start = '#t=' . $start;
}
$Result = '<span class="VideoWrap">';
$Result .= '<span class="Video YouTube" data-youtube="youtube-' . $fullUrl . '">';
$Result .= '<span class="VideoPreview"><a href="//youtube.com/watch?v=' . $videoId . $start . '">';
$Result .= '<img src="//img.youtube.com/vi/' . $videoId . '/0.jpg" width="' . $Width . '" height="' . $Height . '" border="0" /></a></span>';
$Result .= '<span class="VideoPlayer"></span>';
$Result .= '</span>';
}
$Result .= '</span>';
// Vimeo
} elseif (preg_match("`{$VimeoUrlMatch}`", $Url, $Matches) && C('Garden.Format.Vimeo', true) && !c('Garden.Format.DisableUrlEmbeds')) {
$ID = $Matches[2];
$Result = <<<EOT
<iframe src="//player.vimeo.com/video/{$ID}" width="{$Width}" height="{$Height}" frameborder="0" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>
EOT;
// Imgur GifV
} elseif (preg_match("`{$ImgurGifvUrlMatch}`i", $Url, $Matches) && C('Garden.Format.Gifv', true) && !c('Garden.Format.DisableUrlEmbeds')) {
$ID = $Matches[1];
$ModernBrowser = T('Your browser does not support HTML5 video!');
$Result = <<<EOT
<div class="imgur-gifv VideoWrap">
<video poster="https://i.imgur.com/{$ID}h.jpg" preload="auto" autoplay="autoplay" muted="muted" loop="loop">
<source src="https://i.imgur.com/{$ID}.mp4" type="video/mp4">
<p>{$ModernBrowser} https://i.imgur.com/{$ID}.gifv</p>
</video>
</div>
EOT;
// Twitter
} elseif (preg_match("`{$TwitterUrlMatch}`", $Url, $Matches) && C('Garden.Format.Twitter', true) && !c('Garden.Format.DisableUrlEmbeds')) {
$Result = <<<EOT
<div class="twitter-card" data-tweeturl="{$Matches[0]}" data-tweetid="{$Matches[1]}"><a href="{$Matches[0]}" class="tweet-url" rel="nofollow" target="_blank">{$Matches[0]}</a></div>
EOT;
// Vine
} elseif (preg_match("`{$VineUrlMatch}`i", $Url, $Matches) && C('Garden.Format.Vine', true) && !c('Garden.Format.DisableUrlEmbeds')) {
$Result = <<<EOT
<div class="vine-video VideoWrap">
<iframe class="vine-embed" src="//vine.co/v/{$Matches[1]}/embed/simple" width="320" height="320" frameborder="0"></iframe><script async src="//platform.vine.co/static/scripts/embed.js" charset="utf-8"></script>
</div>
EOT;
// Instagram
} elseif (preg_match("`{$InstagramUrlMatch}`i", $Url, $Matches) && C('Garden.Format.Instagram', true) && !c('Garden.Format.DisableUrlEmbeds')) {
$Result = <<<EOT
<div class="instagram-video VideoWrap">
<iframe src="//instagram.com/p/{$Matches[1]}/embed/" width="412" height="510" frameborder="0" scrolling="no" allowtransparency="true"></iframe>
</div>
EOT;
// Pintrest
} elseif (preg_match("`({$PintrestUrlMatch})`", $Url, $Matches) && C('Garden.Format.Pintrest', true) && !c('Garden.Format.DisableUrlEmbeds')) {
$Result = <<<EOT
<a data-pin-do="embedPin" href="//pinterest.com/pin/{$Matches[2]}/" class="pintrest-pin" rel="nofollow" target="_blank"></a>
EOT;
// Getty
} elseif (preg_match("`({$GettyUrlMatch})`i", $Url, $Matches) && C('Garden.Format.Getty', true) && !c('Garden.Format.DisableUrlEmbeds')) {
$Result = <<<EOT
<iframe src="//embed.gettyimages.com/embed/{$Matches[2]}" width="{$Matches[3]}" height="{$Matches[4]}" frameborder="0" scrolling="no"></iframe>
EOT;
// Twitch
} elseif (preg_match("`({$TwitchUrlMatch})`i", $Url, $Matches) && C('Garden.Format.Twitch', true) && !c('Garden.Format.DisableUrlEmbeds')) {
$Result = <<<EOT
<object type="application/x-shockwave-flash" height="378" width="620" id="live_embed_player_flash" data="http://www.twitch.tv/widgets/live_embed_player.swf?channel={$Matches[2]}" bgcolor="#000000"><param name="allowFullScreen" value="true" /><param name="allowScriptAccess" value="always" /><param name="allowNetworking" value="all" /><param name="movie" value="http://www.twitch.tv/widgets/live_embed_player.swf" /><param name="flashvars" value="hostname=www.twitch.tv&channel={$Matches[2]}&auto_play=false&start_volume=25" /></object><a href="http://www.twitch.tv/{$Matches[2]}" style="padding:2px 0px 4px; display:block; width:345px; font-weight:normal; font-size:10px;text-decoration:underline; text-align:center;">Watch live video from {$Matches[2]} on www.twitch.tv</a>
EOT;
// Hitbox
} elseif (preg_match("`({$HitboxUrlMatch})`i", $Url, $Matches) && C('Garden.Format.Hitbox', true) && !c('Garden.Format.DisableUrlEmbeds')) {
$Result = <<<EOT
\t <iframe width="640" height="360" src="http://hitbox.tv/#!/embed/{$Matches[2]}" frameborder="0" allowfullscreen></iframe>
<a href="http://www.hitbox.tv/{$Matches[2]}" style="padding:2px 0px 4px; display:block; width:345px; font-weight:normal; font-size:10px;text-decoration:underline; text-align:center;">Watch live video from {$Matches[2]} on www.hitbox.tv</a>
EOT;
// Soundcloud
} elseif (preg_match("`({$SoundcloudUrlMatch})`i", $Url, $Matches) && C('Garden.Format.Soundcloud', true) && !c('Garden.Format.DisableUrlEmbeds')) {
$Result = <<<EOT
<iframe width="100%" height="166" scrolling="no" frameborder="no" src="https://w.soundcloud.com/player/?url=https%3A//soundcloud.com/{$Matches[2]}/{$Matches[3]}&color=ff5500&auto_play=false&hide_related=false&show_comments=true&show_user=true&show_reposts=false"></iframe>
EOT;
// Unformatted links
} elseif (!self::$FormatLinks) {
$Result = $Url;
// Formatted links
} else {
// Strip punctuation off of the end of the url.
$Punc = '';
if (preg_match('`^(.+)([.?,;:])$`', $Url, $Matches)) {
$Url = $Matches[1];
$Punc = $Matches[2];
}
// Get human-readable text from url.
$Text = $Url;
if (strpos($Text, '%') !== false) {
$Text = rawurldecode($Text);
$Text = htmlspecialchars($Text, ENT_QUOTES, c('Garden.Charset', 'UTF-8'));
}
$nofollow = self::$DisplayNoFollow ? ' rel="nofollow"' : '';
$Result = <<<EOT
<a href="{$Url}" target="_blank"{$nofollow}>{$Text}</a>{$Punc}
EOT;
}
return $Result;
}
/**
* Perform formatting against a string for the video tag.
*
* @param Nbbc $bbcode Instance of Nbbc doing the parsing.
* @param int $action Value of one of NBBC's defined constants. Typically, this will be BBCODE_CHECK.
* @param string $name Name of the tag.
* @param string $default Value of the _default parameter, from the $params array.
* @param array $params A standard set parameters related to the tag.
* @param string $content Value between the open and close tags, if any.
* @return string Formatted value.
*/
function doVideo($bbcode, $action, $name, $default, $params, $content)
{
list($width, $height) = Gdn_Format::getEmbedSize();
list($type, $code) = explode(';', $default);
switch ($type) {
case 'youtube':
return "<div class=\"Video P\"><iframe width=\"{$width}\" height=\"{$height}\" src=\"https://www.youtube.com/embed/{$code}\" frameborder=\"0\" allowfullscreen></iframe></div>";
default:
return $content;
}
}
