C:\xampp\htdocs\landing\wp-content\plugins\amp\includes\embeds\class-amp-tumblr-embed-handler.php


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<?php
/**
 * Class AMP_Tumblr_Embed_Handler
 *
 * @package AMP
 * @since 0.7
 */

/**
 * Class AMP_Tumblr_Embed_Handler
 *
 * @internal
 */
class AMP_Tumblr_Embed_Handler extends AMP_Base_Embed_Handler {

    
/**
     * Register embed.
     */
    
public function register_embed() {
        
add_filter'embed_oembed_html', [ $this'filter_embed_oembed_html' ], 10);
    }

    
/**
     * Unregister embed.
     */
    
public function unregister_embed() {
        
remove_filter'embed_oembed_html', [ $this'filter_embed_oembed_html' ], 10 );
    }

    
/**
     * Filter oEmbed HTML for Tumblr to prepare it for AMP.
     *
     * @param string $cache Cache for oEmbed.
     * @param string $url   Embed URL.
     * @return string Embed.
     */
    
public function filter_embed_oembed_html$cache$url ) {
        
$parsed_url wp_parse_url$url );
        if ( 
false === strpos$parsed_url['host'], 'tumblr.com' ) ) {
            return 
$cache;
        }

        
// @todo The iframe will not get sized properly.
        
if ( preg_match'#data-href="(?P<href>https://embed.tumblr.com/embed/post/\w+/\w+)"#'$cache$matches ) ) {
            
$cache AMP_HTML_Utils::build_tag(
                
'amp-iframe',
                [
                    
'width'   => $this->args['width'],
                    
'height'  => $this->args['height'],
                    
'layout'  => 'responsive',
                    
'sandbox' => 'allow-scripts allow-popups'// The allow-scripts is needed to allow the iframe to render; allow-popups needed to allow clicking.
                    
'src'     => $matches['href'],
                ],
                
sprintf'<a placeholder href="%s">Tumblr</a>'$url )
            );
        }

        return 
$cache;
    }
}

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Windows NT KPTV 6.2 build 9200 (Windows Server 2012 Datacenter Edition) i586