1 files changed, 116 insertions, 0 deletions
diff --git a/plugins/jetpack/modules/shortcodes/descript.php b/plugins/jetpack/modules/shortcodes/descript.php
new file mode 100644
index 00000000..302c0681
--- /dev/null
+++ b/plugins/jetpack/modules/shortcodes/descript.php
@@ -0,0 +1,116 @@
+<?php
+/**
+ * Descript.com embed
+ *
+ * Example URL: https://share.descript.com/view/jUxUmel6GyN
+ * Example embed code: <iframe src="https://share.descript.com/embed/jUxUmel6GyN" width="640" height="360" frameborder="0" allowfullscreen></iframe>
+ *
+ * @package automattic/jetpack
+ */
+
+if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) {
+	add_action( 'init', 'jetpack_descript_enable_embeds' );
+} else {
+	jetpack_descript_enable_embeds();
+}
+
+/**
+ * Register descript as oembed provider. Add filter to reverse iframes to shortcode. Register [descript] shortcode.
+ *
+ * @since 10.4
+ */
+function jetpack_descript_enable_embeds() {
+	// Support their oEmbed Endpoint.
+	wp_oembed_add_provider( '#https?://share.descript.com/(?:view|embed)/\w+#i', 'https://api.descript.com/v2/oembed', true );
+
+	// Allow script to be filtered to short code (so direct copy+paste can be done).
+	add_filter( 'pre_kses', 'jetpack_shortcodereverse_descript' );
+
+	// Actually display the descript Embed.
+	add_shortcode( 'descript', 'jetpack_descript_shortcode' );
+}
+
+/**
+ * Compose shortcode based on Descript iframes.
+ *
+ * @since 10.4
+ *
+ * @param string $content Post content.
+ *
+ * @return mixed
+ */
+function jetpack_shortcodereverse_descript( $content ) {
+	if ( ! is_string( $content ) || false === stripos( $content, 'share.descript.com' ) ) {
+		return $content;
+	}
+
+	$regexp = '/<iframe (?:loading="lazy" )?src="https:\/\/share.descript.com\/embed\/(\w+)" width="(\d+)" height="(\d+)" frameborder="0" allowfullscreen(?:="")?><\/iframe>/i';
+
+	if ( preg_match_all( $regexp, $content, $matches, PREG_SET_ORDER ) ) {
+		foreach ( $matches as $match ) {
+			// We need at least a id.
+			if ( isset( $match[1] ) ) {
+				$shortcode = sprintf(
+					'[descript id="%1$s" width="%2$s" height="%3$s"]',
+					esc_attr( $match[1] ),
+					esc_attr( $match[2] ),
+					esc_attr( $match[3] )
+				);
+				$content   = str_replace( $match[0], $shortcode, $content );
+			}
+		}
+	}
+
+	/** This action is documented in modules/widgets/social-media-icons.php */
+	do_action( 'jetpack_bump_stats_extras', 'html_to_shortcode', 'descript' );
+
+	return $content;
+}
+
+/**
+ * Parse shortcode arguments and render its output.
+ *
+ * @since 10.4
+ *
+ * @param array $atts Shortcode parameters.
+ *
+ * @return string
+ */
+function jetpack_descript_shortcode( $atts ) {
+	if ( ! empty( $atts['id'] ) ) {
+		$id = $atts['id'];
+	} else {
+		return '<!-- Missing descript id -->';
+	}
+
+	if ( ! empty( $atts['width'] ) ) {
+		$width = $atts['width'];
+	} else {
+		$width = '640';
+	}
+
+	if ( ! empty( $atts['height'] ) ) {
+		$height = $atts['height'];
+	} else {
+		$height = '480';
+	}
+
+	$params = array(
+		'id'     => esc_attr( $id ),
+		'width'  => (int) $width,
+		'height' => (int) $height,
+	);
+
+	$embed_url = sprintf(
+		'https://share.descript.com/view/%1$s',
+		esc_attr( $id )
+	);
+
+	$embed_code = wp_oembed_get( $embed_url, array_filter( $params ) );
+
+	// wrap the embed with wp-block-embed__wrapper, otherwise it would be aligned to the very left of the viewport.
+	return sprintf(
+		'<div class="wp-block-embed__wrapper">%1$s</div>',
+		$embed_code
+	);
+}