remove schema if AMP plugin is detected awesomemotive#575

modules/aioseop_opengraph.php

@@ -132,7 +132,7 @@ function __construct() {
 
 			$this->help_anchors = Array(
 				'title_shortcodes'		=> '#run-shortcodes-in-title',
-				'description_shortcodes' => '#run-shortcodes-in-description', 
+				'description_shortcodes' => '#run-shortcodes-in-description',
 				'generate_descriptions' => '#auto-generate-og-descriptions',
 				'setmeta'               => '#use-aioseo-title-and-description',
 				'sitename'              => '#site-name',
@@ -179,7 +179,7 @@ function __construct() {
 				'section'				=> 'https://semperplugins.com/documentation/social-meta-settings-individual-pagepost-settings/#article-section',
 				'tag'					=> 'https://semperplugins.com/documentation/social-meta-settings-individual-pagepost-settings/#article-tags',
 				'setcard'				=> 'https://semperplugins.com/documentation/social-meta-settings-individual-pagepost-settings/#twitter-card-type',
-				'customimg_twitter'		=> 'https://semperplugins.com/documentation/social-meta-settings-individual-pagepost-settings/#custom-twitter-image',			
+				'customimg_twitter'		=> 'https://semperplugins.com/documentation/social-meta-settings-individual-pagepost-settings/#custom-twitter-image',
 			);
 
 			$count_desc            = __( " characters. Open Graph allows up to a maximum of %s chars for the %s.", 'all-in-one-seo-pack' );
@@ -797,11 +797,17 @@ function add_attributes( $output ) { // avoid having duplicate meta tags
 				$type = 'WebSite';
 			}
 
-			$attributes = apply_filters( $this->prefix . 'attributes', Array(
-				'itemscope',
-				'itemtype="http://schema.org/' . ucfirst( $type ) . '"',
-				'prefix="og: http://ogp.me/ns#"',
-			) );
+			$attr_array = Array();
+
+			// Don't show this schema.org if the AMP plugin is active.
+			if ( ! function_exists( 'amp_init' ) ) {
+				$attr_array[] = 'itemscope';
+				$attr_array[] = 'itemtype="http://schema.org/' . ucfirst( $type ) . '"';
+			}
+
+			$attr_array[] = 'prefix="og: http://ogp.me/ns#"';
+
+			$attributes = apply_filters( $this->prefix . 'attributes', $attr_array );
 			foreach ( $attributes as $attr ) {
 				if ( strpos( $output, $attr ) === false ) {
 					$output .= "\n\t$attr ";