/**
* Returns a list of mimetypes based off extension
*
* @param array|string $extensions
* @return array|string
*/
static public function getMimeTypes( $extensions )
{
$mimeTypes = cbGetMimeFromExt( $extensions );
if ( is_array( $extensions ) ) {
if ( in_array( 'm4v', $extensions ) ) {
$mimeTypes[] = 'video/mp4';
}
} else {
if ( $extensions == 'm4v' ) {
$mimeTypes = 'video/mp4';
}
}
if ( is_array( $extensions ) ) {
if ( in_array( 'mp3', $extensions ) ) {
$mimeTypes[] = 'audio/mp3';
}
} else {
if ( $extensions == 'mp3' ) {
$mimeTypes = 'audio/mp3';
}
}
if ( is_array( $extensions ) ) {
if ( in_array( 'm4a', $extensions ) ) {
$mimeTypes[] = 'audio/mp4';
}
} else {
if ( $extensions == 'm4a' ) {
$mimeTypes = 'audio/mp4';
}
}
if ( is_array( $mimeTypes ) ) {
$mimeTypes = array_unique( $mimeTypes );
}
return $mimeTypes;
}
/**
* Returns the video mimetype from extension
*
* @return string
*/
public function mimeType()
{
if ( in_array( $this->domain(), array( 'youtube', 'youtu' ) ) ) {
return 'video/youtube';
}
static $cache = array();
$id = $this->extension();
if ( $id == 'm4v' ) {
return 'video/mp4';
}
if ( ! isset( $cache[$id] ) ) {
$cache[$id] = cbGetMimeFromExt( $id );
}
return $cache[$id];
}
/**
* returns the mimetype of the supplied file or link
*
* @param string $value
* @return string
*/
function getMimeType($value)
{
$domain = preg_replace('/^(?:(?:\\w+\\.)*)?(\\w+)\\..+$/', '\\1', parse_url($value, PHP_URL_HOST));
$extension = strtolower(pathinfo($domain ? $value : preg_replace('/[^-a-zA-Z0-9_.]/', '', $value), PATHINFO_EXTENSION));
if ($extension == 'mp3') {
return 'audio/mp3';
}
if ($extension == 'm4a') {
return 'audio/mp4';
}
return cbGetMimeFromExt($extension);
}
/**
* Returns the file mimetype from extension
*
* @return string
*/
public function mimeType()
{
static $cache = array();
$id = $this->extension();
if ( ! isset( $cache[$id] ) ) {
$mimeType = $this->params()->get( 'mimetype' );
if ( ! $mimeType ) {
$mimeType = cbGetMimeFromExt( $id );
}
$cache[$id] = $mimeType;
}
return $cache[$id];
}
/**
* Parsers a url for media information
*
* @param string $url
* @return null|Registry
*/
public function attachment( $url )
{
global $_CB_framework;
$attachment = null;
if ( $url && preg_match( $this->regexp['link'], $url ) ) {
$cachePath = $_CB_framework->getCfg( 'absolute_path' ) . '/cache/activity_links';
$cache = $cachePath . '/' . md5( $url );
if ( file_exists( $cache ) ) {
if ( ( ( $_CB_framework->getUTCNow() - filemtime( $cache ) ) / 3600 ) > 24 ) {
$request = true;
} else {
$attachment = trim( file_get_contents( $cache ) );
$request = false;
}
} else {
$request = true;
}
if ( $request ) {
$client = @new \GuzzleHttp\Client();
try {
$result = $client->get( $url );
if ( $result->getStatusCode() == 200 ) {
$attachment['type'] = 'url';
$attachment['title'] = array();
$attachment['description'] = array();
$attachment['media'] = array( 'video' => array(), 'audio' => array(), 'image' => array() );
$attachment['url'] = $url;
$document = @new \DOMDocument();
$body = (string) $result->getBody();
if ( function_exists( 'mb_convert_encoding' ) ) {
$body = mb_convert_encoding( $body, 'HTML-ENTITIES', 'UTF-8' );
} else {
$body = '<?xml encoding="UTF-8">' . $body;
}
@$document->loadHTML( $body );
$xpath = @new \DOMXPath( $document );
$paths = array( 'title' => array( '//meta[@name="og:title"]/@content',
'//meta[@name="twitter:title"]/@content',
'//meta[@name="title"]/@content',
'//meta[@property="og:title"]/@content',
'//meta[@property="twitter:title"]/@content',
'//meta[@property="title"]/@content',
'//title'
),
'description' => array( '//meta[@name="og:description"]/@content',
'//meta[@name="twitter:description"]/@content',
'//meta[@name="description"]/@content',
'//meta[@property="og:description"]/@content',
'//meta[@property="twitter:description"]/@content',
'//meta[@property="description"]/@content'
),
'media' => array( 'video' => array( '//meta[@name="og:video"]/@content',
'//meta[@name="og:video:url"]/@content',
'//meta[@name="twitter:player"]/@content',
'//meta[@property="og:video"]/@content',
'//meta[@property="og:video:url"]/@content',
'//meta[@property="twitter:player"]/@content',
'//video/@src'
),
'audio' => array( '//meta[@name="og:audio"]/@content',
'//meta[@name="og:audio:url"]/@content',
'//meta[@property="og:audio"]/@content',
'//meta[@property="og:audio:url"]/@content',
'//audio/@src'
),
'image' => array( '//meta[@name="og:image"]/@content',
'//meta[@name="og:image:url"]/@content',
'//meta[@name="twitter:image"]/@content',
'//meta[@name="image"]/@content',
'//meta[@property="og:image"]/@content',
'//meta[@property="og:image:url"]/@content',
'//meta[@property="twitter:image"]/@content',
'//meta[@property="image"]/@content',
'//img/@src'
)
)
);
foreach ( $paths as $item => $itemPaths ) {
$attachment[$item] = array();
foreach ( $itemPaths as $subItem => $itemPath ) {
if ( $item == 'media' ) {
$attachment[$item][$subItem] = array();
$existing = array();
foreach ( $itemPath as $subItemPath ) {
$nodes = @$xpath->query( $subItemPath );
if ( ( $nodes !== false ) && $nodes->length ) {
foreach ( $nodes as $node ) {
if ( preg_match( $this->regexp['link'], $node->nodeValue ) ) {
if ( in_array( $node->nodeValue, $existing ) ) {
continue;
}
$itemDomain = preg_replace( '/^(?:(?:\w+\.)*)?(\w+)\..+$/', '\1', parse_url( $node->nodeValue, PHP_URL_HOST ) );
$itemExt = strtolower( pathinfo( $node->nodeValue, PATHINFO_EXTENSION ) );
if ( in_array( $itemDomain, array( 'youtube', 'youtu' ) ) ) {
$itemMimeType = 'video/youtube';
} else {
if ( $itemExt == 'm4v' ) {
$itemMimeType = 'video/mp4';
} elseif ( $itemExt == 'mp3' ) {
$itemMimeType = 'audio/mp3';
} elseif ( $itemExt == 'm4a' ) {
$itemMimeType = 'audio/mp4';
} else {
$itemMimeType = cbGetMimeFromExt( $itemExt );
if ( $itemMimeType == 'application/octet-stream' ) {
continue;
}
}
}
$attachment[$item][$subItem][] = array( 'url' => $node->nodeValue, 'mimetype' => $itemMimeType, 'extension' => $itemExt );
$existing[] = $node->nodeValue;
}
}
}
}
} else {
$nodes = @$xpath->query( $itemPath );
if ( ( $nodes !== false ) && $nodes->length ) {
foreach ( $nodes as $node ) {
if ( in_array( $node->nodeValue, $attachment[$item] ) ) {
continue;
}
$attachment[$item][] = $node->nodeValue;
}
}
}
}
}
$urlDomain = preg_replace( '/^(?:(?:\w+\.)*)?(\w+)\..+$/', '\1', parse_url( $url, PHP_URL_HOST ) );
$urlExt = strtolower( pathinfo( $url, PATHINFO_EXTENSION ) );
if ( in_array( $urlDomain, array( 'youtube', 'youtu' ) ) ) {
$urlMimeType = 'video/youtube';
} else {
if ( $urlExt == 'm4v' ) {
$urlMimeType = 'video/mp4';
} elseif ( $urlExt == 'mp3' ) {
$urlMimeType = 'audio/mp3';
} elseif ( $urlExt == 'm4a' ) {
$urlMimeType = 'audio/mp4';
} else {
$urlMimeType = cbGetMimeFromExt( $urlExt );
}
}
if ( in_array( $urlDomain, array( 'youtube', 'youtu' ) ) || in_array( $urlExt, array( 'mp4', 'ogv', 'ogg', 'webm', 'm4v' ) ) ) {
$attachment['media']['video'][] = array( 'url' => $url, 'mimetype' => $urlMimeType, 'extension' => $urlExt );
$attachment['type'] = 'video';
} elseif ( in_array( $urlExt, array( 'mp3', 'oga', 'ogg', 'weba', 'wav', 'm4a' ) ) ) {
$attachment['media']['audio'][] = array( 'url' => $url, 'mimetype' => $urlMimeType, 'extension' => $urlExt );
$attachment['type'] = 'audio';
} elseif ( in_array( $urlExt, array( 'jpg', 'jpeg', 'gif', 'png' ) ) ) {
$attachment['media']['image'][] = array( 'url' => $url, 'mimetype' => $urlMimeType, 'extension' => $urlExt );
$attachment['type'] = 'image';
}
}
} catch( \Exception $e ) {}
$attachment = json_encode( $attachment );
if ( ! is_dir( $cachePath ) ) {
$oldMask = @umask( 0 );
if ( @mkdir( $cachePath, 0755, true ) ) {
@umask( $oldMask );
@chmod( $cachePath, 0755 );
} else {
@umask( $oldMask );
}
}
file_put_contents( $cache, $attachment );
}
if ( $attachment ) {
$attachment = new Registry( $attachment );
$this->attachments[] = $attachment;
} else {
$attachment = null;
}
}
return $attachment;
}
