jetpack / modules / shortcodes / spotify.php

spotify.php in Jetpack – WP Security, Backup, Speed, & Growth 12.3, at modules/shortcodes/spotify.php

117 lines 3.2 KB

Raw Download Zip

1	<?php
2	/**
3	* Spotify shortcode.
4	*
5	* Usage:
6	* [spotify id="spotify:track:4bz7uB4edifWKJXSDxwHcs" width="400" height="100"]
7	*
8	* @package automattic/jetpack
9	*/
10
11	if ( ! shortcode_exists( 'spotify' ) ) {
12	add_shortcode( 'spotify', 'jetpack_spotify_shortcode' );
13	}
14
15	/**
16	* Parse shortcode arguments and render its output.
17	*
18	* @since 4.5.0
19	*
20	* @param array $atts Shortcode attributes.
21	* @param string $content Post Content.
22	*
23	* @return string
24	*/
25	function jetpack_spotify_shortcode( $atts = array(), $content = '' ) {
26
27	if ( ! empty( $content ) ) {
28	$id = $content;
29	} elseif ( ! empty( $atts['id'] ) ) {
30	$id = $atts['id'];
31	} elseif ( ! empty( $atts[0] ) ) {
32	$id = $atts[0];
33	} else {
34	return '<!-- Missing Spotify ID -->';
35	}
36
37	if ( empty( $atts['width'] ) ) {
38	$atts['width'] = 300;
39	}
40
41	if ( empty( $atts['height'] ) ) {
42	$atts['height'] = 380;
43	}
44
45	$atts['width'] = (int) $atts['width'];
46	$atts['height'] = (int) $atts['height'];
47
48	// Spotify accepts both URLs and their Spotify ID format, so let them sort it out and validate.
49	$embed_url = add_query_arg( 'uri', rawurlencode( $id ), 'https://embed.spotify.com/' );
50
51	// If the shortcode is displayed in a WPCOM notification, display a simple link only.
52	// When the shortcode is displayed in the WPCOM Reader, use iframe instead.
53	if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) {
54	require_once WP_CONTENT_DIR . '/lib/display-context.php';
55	$context = A8C\Display_Context\get_current_context();
56	if ( A8C\Display_Context\NOTIFICATIONS === $context ) {
57	return sprintf(
58	'<a href="%1$s" target="_blank" rel="noopener noreferrer">%1$s</a>',
59	esc_url( $id )
60	);
61	} elseif ( A8C\Display_Context\READER === $context ) {
62	return sprintf(
63	'<iframe src="%1$s" height="%2$s" width="%3$s"></iframe>',
64	esc_url( $embed_url ),
65	esc_attr( $atts['height'] ),
66	esc_attr( $atts['width'] )
67	);
68	}
69	}
70
71	return '<iframe src="' . esc_url( $embed_url ) . '" style="display:block; margin:0 auto; width:' . esc_attr( $atts['width'] ) . 'px; height:' . esc_attr( $atts['height'] ) . 'px;" frameborder="0" allowtransparency="true" loading="lazy"></iframe>';
72	}
73
74	/**
75	* Turn text like this on it's own line into an embed: spotify:track:4bz7uB4edifWKJXSDxwHcs
76	* The core WordPress embed functionality only works with URLs
77	* Modified version of WP_Embed::autoembed()
78	*
79	* @since 4.5.0
80	*
81	* @param string $content Post content.
82	*
83	* @return string
84	*/
85	function jetpack_spotify_embed_ids( $content ) {
86	$textarr = wp_html_split( $content );
87
88	foreach ( $textarr as &$element ) {
89	if ( '' === $element \|\| '<' === $element[0] ) {
90	continue;
91	}
92
93	// If this element does not contain a Spotify embed, continue.
94	if ( false === strpos( $element, 'spotify:' ) ) {
95	continue;
96	}
97
98	$element = preg_replace_callback( '\|^\s(spotify:[^\s"]+:[^\s"]+)\s$\|im', 'jetpack_spotify_embed_ids_callback', $element );
99	}
100
101	return implode( '', $textarr );
102	}
103	add_filter( 'the_content', 'jetpack_spotify_embed_ids', 7 );
104
105	/**
106	* Call shortcode with ID provided by matching pattern.
107	*
108	* @since 4.5.0
109	*
110	* @param array $matches Array of matches for Spofify links.
111	*
112	* @return string
113	*/
114	function jetpack_spotify_embed_ids_callback( $matches ) {
115	return "\n" . jetpack_spotify_shortcode( array(), $matches[1] ) . "\n";
116	}
117