init

2025-02-05 23:15:46 +01:00
commit 7269c99357
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+<?php
+/**
+ * Mixcloud embeds
+ *
+ * Examples:
+ * [mixcloud MalibuRum/play-6-kissy-sellouts-winter-sun-house-party-mix/ /]
+ * [mixcloud MalibuRum/play-6-kissy-sellouts-winter-sun-house-party-mix/ width=640 height=480 /]
+ * [mixcloud http://www.mixcloud.com/MalibuRum/play-6-kissy-sellouts-winter-sun-house-party-mix/ /]
+ * [mixcloud http://www.mixcloud.com/MalibuRum/play-6-kissy-sellouts-winter-sun-house-party-mix/ width=640 height=480 /]
+ * [mixcloud]http://www.mixcloud.com/MalibuRum/play-6-kissy-sellouts-winter-sun-house-party-mix/[/mixcloud]
+ * [mixcloud]MalibuRum/play-6-kissy-sellouts-winter-sun-house-party-mix/[/mixcloud]
+ * [mixcloud http://www.mixcloud.com/mat/playlists/classics/ width=660 height=208 hide_cover=1 hide_tracklist=1]
+ *
+ * @package automattic/jetpack
+ */
+
+/*
+ * Register oEmbed provider
+ * Example URL: http://app.mixcloud.com/oembed/?url=http://www.mixcloud.com/MalibuRum/play-6-kissy-sellouts-winter-sun-house-party-mix/
+ */
+wp_oembed_add_provider( '#https?://(?:www\.)?mixcloud\.com/\S*#i', 'https://app.mixcloud.com/oembed/', true );
+
+/**
+ * Register mixcloud shortcode.
+ *
+ * @param array  $atts    Shortcode atttributes.
+ * @param string $content Post content.
+ */
+function mixcloud_shortcode( $atts, $content = null ) {
+
+	if ( empty( $atts[0] ) && empty( $content ) ) {
+		return '<!-- mixcloud error: invalid mixcloud resource -->';
+	}
+
+	$regular_expression = '/((?<=mixcloud\.com\/)[\w\-\/]+$)|(^[\w\-\/]+$)/i';
+	preg_match( $regular_expression, $content, $match );
+	if ( ! empty( $match ) ) {
+		$resource_id = trim( $match[0] );
+	} else {
+		preg_match( $regular_expression, $atts[0], $match );
+		if ( ! empty( $match ) ) {
+			$resource_id = trim( $match[0] );
+		}
+	}
+
+	if ( empty( $resource_id ) ) {
+		return '<!-- mixcloud error: invalid mixcloud resource -->';
+	}
+
+	$mixcloud_url = 'https://mixcloud.com/' . $resource_id;
+
+	$atts = shortcode_atts(
+		array(
+			'width'          => false,
+			'height'         => false,
+			'color'          => false,
+			'light'          => false,
+			'dark'           => false,
+			'hide_tracklist' => false,
+			'hide_cover'     => false,
+			'mini'           => false,
+			'hide_followers' => false,
+			'hide_artwork'   => false,
+		),
+		$atts
+	);
+
+	// remove falsey values.
+	$atts = array_filter( $atts );
+
+	$query_args = array( 'url' => $mixcloud_url );
+	$query_args = array_merge( $query_args, $atts );
+
+	$url               = add_query_arg( urlencode_deep( $query_args ), 'https://app.mixcloud.com/oembed/' );
+	$mixcloud_response = wp_remote_get( $url, array( 'redirection' => 0 ) );
+	if ( is_wp_error( $mixcloud_response ) || 200 !== $mixcloud_response['response']['code'] || empty( $mixcloud_response['body'] ) ) {
+		return '<!-- mixcloud error: invalid mixcloud resource -->';
+	}
+
+	$response_body = json_decode( $mixcloud_response['body'] );
+
+	$html = $response_body->html;
+
+	preg_match( '/sandbox="([^"]*)"/', $html, $matches );
+
+	if ( empty( $matches ) ) { // Mixcloud doesn't use sandbox attribute.
+		$html = preg_replace( '/>/', ' sandbox="allow-popups allow-scripts allow-same-origin allow-presentation">', $html, 1 );
+	} else { // Mixcloud uses sandbox attribute.
+
+		$allowed_values = array();
+		// Here we make sure that these string are not repeated in the sandbox attribute.
+		$attrs = array( 'allow-popups', 'allow-scripts', 'allow-same-origin', 'allow-presentation' );
+		foreach ( $attrs as $attr ) {
+			if ( ! str_contains( $matches[1], $attr ) ) {
+				$allowed_values[] = $attr;
+			}
+		}
+
+		$sandbox_value = $matches[1] . ' ' . implode( ' ', $allowed_values );
+
+		$html = preg_replace( '/sandbox="([^"]*)"/', "sandbox=\"$sandbox_value\"", $html );
+	}
+
+	return $html;
+}
+add_shortcode( 'mixcloud', 'mixcloud_shortcode' );