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<?php |
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/** |
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* SoundCloud Shortcode |
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* Based on this plugin: https://wordpress.org/plugins/soundcloud-shortcode/ |
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* |
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* Credits: |
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* Original version: Johannes Wagener <johannes@soundcloud.com> |
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* Options support: Tiffany Conroy <tiffany@soundcloud.com> |
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* HTML5 & oEmbed support: Tim Bormans <tim@soundcloud.com> |
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* |
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* Examples: |
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* [soundcloud]http://soundcloud.com/forss/flickermood[/soundcloud] |
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* [soundcloud url="https://api.soundcloud.com/tracks/156661852" params="auto_play=false&hide_related=false&visual=false" width="100%" height="450" iframe="true" /] |
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* [soundcloud url="https://api.soundcloud.com/tracks/156661852" params="auto_play=false&hide_related=false&visual=true" width="100%" height="450" iframe="true" /] |
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* [soundcloud url="https://soundcloud.com/closetorgan/paul-is-dead" width=400 height=400] |
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* [soundcloud url="https://soundcloud.com/closetorgan/sets/smells-like-lynx-africa-private"] |
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* [soundcloud url="https://soundcloud.com/closetorgan/sets/smells-like-lynx-africa-private" color="00cc11"] |
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* <iframe width="100%" height="450" scrolling="no" frameborder="no" src="https://w.soundcloud.com/player/?url=https%3A//api.soundcloud.com/tracks/150745932&auto_play=false&hide_related=false&show_comments=true&show_user=true&show_reposts=false&visual=true"></iframe> |
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* |
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* @package Jetpack |
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*/ |
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|
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/** |
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* SoundCloud shortcode handler |
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* |
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* @param string|array $atts The attributes passed to the shortcode like [soundcloud attr1="value" /]. |
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* Is an empty string when no arguments are given. |
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* @param string $content The content between non-self closing [soundcloud]...[/soundcloud] tags. |
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* |
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* @return string Widget embed code HTML |
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*/ |
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function soundcloud_shortcode( $atts, $content = null ) { |
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global $wp_embed; |
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|
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// Custom shortcode options. |
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$shortcode_options = array_merge( |
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array( 'url' => trim( $content ) ), |
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is_array( $atts ) ? $atts : array() |
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); |
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|
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// The "url" option is required. |
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if ( empty( $shortcode_options['url'] ) ) { |
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if ( current_user_can( 'edit_posts' ) ) { |
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return esc_html__( 'Please specify a Soundcloud URL.', 'jetpack' ); |
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} else { |
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return '<!-- Missing Soundcloud URL -->'; |
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} |
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} |
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|
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// Turn shortcode option "param" (param=value¶m2=value) into array of params. |
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$shortcode_params = array(); |
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if ( isset( $shortcode_options['params'] ) ) { |
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parse_str( html_entity_decode( $shortcode_options['params'] ), $shortcode_params ); |
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$shortcode_options = array_merge( |
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$shortcode_options, |
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$shortcode_params |
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); |
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unset( $shortcode_options['params'] ); |
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} |
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|
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$options = shortcode_atts( |
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// This list used to include an 'iframe' option. We don't include it anymore as we don't support the Flash player anymore. |
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array( |
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'url' => '', |
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'width' => soundcloud_get_option( 'player_width' ), |
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'height' => soundcloud_url_has_tracklist( $shortcode_options['url'] ) ? soundcloud_get_option( 'player_height_multi' ) : soundcloud_get_option( 'player_height' ), |
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'auto_play' => soundcloud_get_option( 'auto_play' ), |
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'hide_related' => false, |
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'visual' => false, |
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'show_comments' => soundcloud_get_option( 'show_comments' ), |
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'color' => soundcloud_get_option( 'color' ), |
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'show_user' => false, |
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'show_reposts' => false, |
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), |
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$shortcode_options, |
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'soundcloud' |
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); |
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|
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// "width" needs to be an integer. |
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if ( ! empty( $options['width'] ) && ! preg_match( '/^\d+$/', $options['width'] ) ) { |
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// set to 0 so oEmbed will use the default 100% and WordPress themes will leave it alone. |
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$options['width'] = 0; |
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} |
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// Set default width if not defined. |
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$width = ! empty( $options['width'] ) ? absint( $options['width'] ) : '100%'; |
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|
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// Set default height if not defined. |
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if ( |
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empty( $options['height'] ) |
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|| ( |
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// "height" needs to be an integer. |
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! empty( $options['height'] ) |
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&& ! preg_match( '/^\d+$/', $options['height'] ) |
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) |
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) { |
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if ( |
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soundcloud_url_has_tracklist( $options['url'] ) |
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|| 'true' === $options['visual'] |
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) { |
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$height = 450; |
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} else { |
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$height = 166; |
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} |
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} else { |
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$height = absint( $options['height'] ); |
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} |
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|
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// Set visual to false when displaying the smallest player. |
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if ( '20' === $options['height'] ) { |
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$options['visual'] = false; |
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} |
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|
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if ( |
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class_exists( 'Jetpack_AMP_Support' ) |
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&& Jetpack_AMP_Support::is_amp_request() |
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&& ! empty( $options['url'] ) |
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&& 'api.soundcloud.com' !== wp_parse_url( $options['url'], PHP_URL_HOST ) |
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) { |
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// Defer to oEmbed if an oEmbeddable URL is provided. |
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return $wp_embed->shortcode( $options, $options['url'] ); |
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} |
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|
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// Build our list of Soundcloud parameters. |
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$query_args = array( |
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'url' => rawurlencode( $options['url'] ), |
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); |
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|
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// Add our options, if they are set to true or false. |
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foreach ( $options as $name => $value ) { |
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if ( 'true' === $value ) { |
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$query_args[ $name ] = 'true'; |
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} |
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|
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if ( 'false' === $value || false === $value ) { |
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$query_args[ $name ] = 'false'; |
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} |
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} |
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|
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// Add the color parameter if it was specified and is a valid color. |
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if ( ! empty( $options['color'] ) ) { |
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$color = sanitize_hex_color_no_hash( $options['color'] ); |
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if ( ! empty( $color ) ) { |
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$query_args['color'] = $color; |
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} |
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} |
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|
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// Build final embed URL. |
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$url = add_query_arg( |
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$query_args, |
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'https://w.soundcloud.com/player/' |
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); |
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|
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return sprintf( |
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'<iframe width="%1$s" height="%2$d" scrolling="no" frameborder="no" src="%3$s"></iframe>', |
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esc_attr( $width ), |
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esc_attr( $height ), |
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$url |
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); |
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} |
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add_shortcode( 'soundcloud', 'soundcloud_shortcode' ); |
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|
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/** |
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* Plugin options getter |
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* |
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* @param string|array $option Option name. |
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* @param mixed $default Default value. |
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* |
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* @return mixed Option value |
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*/ |
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function soundcloud_get_option( $option, $default = false ) { |
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$value = get_option( 'soundcloud_' . $option ); |
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|
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return '' === $value ? $default : $value; |
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} |
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|
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/** |
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* Decide if a url has a tracklist |
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* |
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* @param string $url Soundcloud URL. |
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* |
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* @return boolean |
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*/ |
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function soundcloud_url_has_tracklist( $url ) { |
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return preg_match( '/^(.+?)\/(sets|groups|playlists)\/(.+?)$/', $url ); |
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} |
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|
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/** |
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* SoundCloud Embed Reversal |
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* |
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* Converts a generic HTML embed code from SoundClound into a |
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* WordPress.com-compatibly shortcode. |
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* |
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* @param string $content HTML content. |
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* |
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* @return string Parsed content. |
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*/ |
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function jetpack_soundcloud_embed_reversal( $content ) { |
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if ( ! is_string( $content ) || false === stripos( $content, 'w.soundcloud.com/player' ) ) { |
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return $content; |
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} |
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|
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$regexes = array(); |
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|
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$regexes[] = '#<iframe[^>]+?src="((?:https?:)?//w\.soundcloud\.com/player/[^"\']++)"[^>]*+>\s*?</iframe>#i'; |
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$regexes[] = '#<iframe(?:[^&]|&(?!gt;))+?src="((?:https?:)?//w\.soundcloud\.com/player/[^"\']++)"(?:[^&]|&(?!gt;))*+>\s*?</iframe>#i'; |
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|
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foreach ( $regexes as $regex ) { |
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if ( ! preg_match_all( $regex, $content, $matches, PREG_SET_ORDER ) ) { |
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continue; |
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} |
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|
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foreach ( $matches as $match ) { |
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|
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// if pasted from the visual editor - prevent double encoding. |
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$match[1] = str_replace( '&amp;', '&', $match[1] ); |
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|
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$args = wp_parse_url( html_entity_decode( $match[1] ), PHP_URL_QUERY ); |
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$args = wp_parse_args( $args ); |
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|
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if ( ! preg_match( '#^(?:https?:)?//api\.soundcloud\.com/.+$#i', $args['url'], $url_matches ) ) { |
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continue; |
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} |
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|
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if ( ! preg_match( '#height="(\d+)"#i', $match[0], $hmatch ) ) { |
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$height = ''; |
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} else { |
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$height = ' height="' . intval( $hmatch[1] ) . '"'; |
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} |
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|
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unset( $args['url'] ); |
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$params = 'params="'; |
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if ( count( $args ) > 0 ) { |
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foreach ( $args as $key => $value ) { |
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$params .= esc_html( $key ) . '=' . esc_html( $value ) . '&'; |
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} |
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$params = substr( $params, 0, -5 ); |
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} |
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$params .= '"'; |
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|
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$shortcode = '[soundcloud url="' . esc_url( $url_matches[0] ) . '" ' . $params . ' width="100%"' . $height . ' iframe="true" /]'; |
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|
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$replace_regex = sprintf( '#\s*%s\s*#', preg_quote( $match[0], '#' ) ); |
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$content = preg_replace( $replace_regex, sprintf( "\n\n%s\n\n", $shortcode ), $content ); |
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|
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/** This action is documented in modules/shortcodes/youtube.php */ |
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do_action( 'jetpack_embed_to_shortcode', 'soundcloud', $url_matches[0] ); |
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} |
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} |
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|
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return $content; |
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} |
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add_filter( 'pre_kses', 'jetpack_soundcloud_embed_reversal' ); |
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|
