wpsso / lib / theme-compat / embed-content.php

embed-content.php in WPSSO Core – Complete Schema Markup and Meta Tags 22.7.0, at lib/theme-compat/embed-content.php

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1	<?php
2	/*
3	* License: GPLv3
4	* License URI: https://www.gnu.org/licenses/gpl.txt
5	* Copyright 2012-2026 Jean-Sebastien Morisset (https://wpsso.com/)
6	*
7	* When an existing post is embedded in an iframe, this template is used to create the content output.
8	*
9	* Required by the WpssoOembed->template_part_embed() method.
10	*
11	* See wordpress/wp-includes/theme-compat/embed-content.php.
12	*/
13
14	$embed_class = esc_attr( implode( ' ', get_post_class( 'wpsso-embed wp-embed' ) ) );
15	$thumbnail_url = apply_filters( 'embed_thumbnail_url', '' );
16	$thumbnail_id = 0;
17	$thumbnail_shape = 'rectangular';
18	$thumbnail_img = '';
19	$permalink = get_permalink();
20
21	if ( $thumbnail_url ) {
22
23	$thumbnail_shape = apply_filters( 'embed_thumbnail_url_image_shape', $thumbnail_shape, $thumbnail_url );
24
25	} else {
26
27	if ( has_post_thumbnail() ) {
28
29	$thumbnail_id = get_post_thumbnail_id();
30	}
31
32	if ( 'attachment' === get_post_type() && wp_attachment_is( 'image' ) ) {
33
34	$thumbnail_id = get_the_ID();
35	}
36
37	/*
38	* Filters the thumbnail image ID for use in the embed template.
39	*
40	* @since 4.9.0
41	*
42	* @param int $thumbnail_id Attachment ID.
43	*/
44	$thumbnail_id = apply_filters( 'embed_thumbnail_id', $thumbnail_id );
45
46	if ( $thumbnail_id ) {
47
48	$aspect_ratio = 1;
49	$measurements = array( 1, 1 );
50	$image_size = 'full'; // Fallback.
51	$img_meta = wp_get_attachment_metadata( $thumbnail_id ); // Returns a WP_Error object on failure.
52
53	if ( is_array( $img_meta ) ) {
54
55	if ( ! empty( $img_meta[ 'sizes' ] ) ) {
56
57	foreach ( $img_meta[ 'sizes' ] as $size => $data ) {
58
59	if ( $data[ 'height' ] > 0 && $data[ 'width' ] / $data[ 'height' ] > $aspect_ratio ) {
60
61	$aspect_ratio = $data[ 'width' ] / $data[ 'height' ];
62	$measurements = array( $data[ 'width' ], $data[ 'height' ] );
63	$image_size = $size;
64	}
65	}
66	}
67	}
68
69	/*
70	* Filters the thumbnail image size for use in the embed template.
71	*
72	* @since 4.4.0
73	* @since 4.5.0 Added `$thumbnail_id` parameter.
74	*
75	* @param string $image_size Thumbnail image size.
76	* @param int $thumbnail_id Attachment ID.
77	*/
78	$image_size = apply_filters( 'embed_thumbnail_image_size', $image_size, $thumbnail_id );
79
80	$thumbnail_shape = $measurements[ 0 ] / $measurements[ 1 ] >= 1.75 ? 'rectangular' : 'square';
81
82	/*
83	* Filters the thumbnail shape for use in the embed template.
84	*
85	* Rectangular images are shown above the title while square images
86	* are shown next to the content.
87	*
88	* @since 4.4.0
89	* @since 4.5.0 Added `$thumbnail_id` parameter.
90	*
91	* @param string $thumbnail_shape Thumbnail image shape. Either 'rectangular' or 'square'.
92	* @param int $thumbnail_id Attachment ID.
93	*/
94	$thumbnail_shape = apply_filters( 'embed_thumbnail_image_shape', $thumbnail_shape, $thumbnail_id );
95	}
96	}
97
98	if ( $thumbnail_url ) {
99
100	$loading = wp_lazy_loading_enabled( 'img', 'wp_get_attachment_image' ) ? 'loading="lazy"' : '';
101
102	$thumbnail_img = '<img src="' . $thumbnail_url . '" ' . $loading . '>' ;
103
104	} elseif ( $thumbnail_id ) {
105
106	$thumbnail_img = wp_get_attachment_image( $thumbnail_id, $image_size );
107	}
108
109	echo '<div class="' . $embed_class . '">' . "\n";
110
111	if ( $thumbnail_img && 'rectangular' === $thumbnail_shape ) {
112
113	echo '<div class="wp-embed-featured-image rectangular">';
114
115	echo '<a href="' . $permalink . '" target="_top">' . $thumbnail_img . '</a>';
116
117	echo '</div><!-- .wp-embed-featured-image.rectangular -->' . "\n";
118	}
119
120	echo '<p class="wp-embed-heading">';
121
122	echo '<a href="' . $permalink . '" target="_top">';
123
124	the_title();
125
126	echo ' </a>';
127
128	echo '</p><!-- .wp-embed-heading -->' . "\n";
129
130	if ( $thumbnail_img && 'square' === $thumbnail_shape ) {
131
132	echo '<div class="wp-embed-featured-image square">';
133
134	echo '<a href="' . $permalink . '" target="_top">' . $thumbnail_img . '</a>';
135
136	echo '</div><!-- .wp-embed-featured-image.square -->' . "\n";
137	}
138
139	echo '<div class="wp-embed-excerpt">';
140
141	the_excerpt_embed();
142
143	echo '</div><!-- wp-embed-excerpt -->' . "\n";
144
145	/*
146	* Prints additional content after the embed excerpt.
147	*
148	* @since 4.4.0
149	*/
150	do_action( 'embed_content' );
151
152	echo '<div class="wp-embed-footer">';
153
154	the_embed_site_title();
155
156	echo '<div class="wp-embed-meta">';
157
158	/*
159	* Prints additional meta content in the embed template.
160	*
161	* @since 4.4.0
162	*/
163	do_action( 'embed_content_meta' );
164
165	echo '</div><!-- .wp-embed-meta -->' . "\n";
166
167	echo '</div><!-- .wp-embed-footer -->' . "\n";
168
169	echo '</div><!-- .wpsso-embed .wp-embed -->' . "\n";
170