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embed-template.php
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202 lines (182 loc) · 5.29 KB
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<?php
/**
* Contains the post embed template.
*
* When a post is embedded in an iframe, this file is used to
* create the output.
*
* @package WordPress
* @subpackage oEmbed
* @since 4.4.0
*/
if ( ! headers_sent() ) {
header( 'X-WP-embed: true' );
}
?>
<!DOCTYPE html>
<html <?php language_attributes(); ?> class="no-js">
<head>
<title><?php echo wp_get_document_title(); ?></title>
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<?php
/**
* Print scripts or data in the embed template <head> tag.
*
* @since 4.4.0
*/
do_action( 'embed_head' );
?>
</head>
<body <?php body_class(); ?>>
<?php
if ( have_posts() ) :
while ( have_posts() ) : the_post();
// Add post thumbnail to response if available.
$thumbnail_id = false;
if ( has_post_thumbnail() ) {
$thumbnail_id = get_post_thumbnail_id();
}
if ( 'attachment' === get_post_type() && wp_attachment_is_image() ) {
$thumbnail_id = get_the_ID();
}
if ( $thumbnail_id ) {
$aspect_ratio = 1;
$measurements = array( 1, 1 );
$image_size = 'full'; // Fallback.
$meta = wp_get_attachment_metadata( $thumbnail_id );
if ( ! empty( $meta['sizes'] ) ) {
foreach ( $meta['sizes'] as $size => $data ) {
if ( $data['width'] / $data['height'] > $aspect_ratio ) {
$aspect_ratio = $data['width'] / $data['height'];
$measurements = array( $data['width'], $data['height'] );
$image_size = $size;
}
}
}
/**
* Filter the thumbnail image size for use in the embed template.
*
* @since 4.4.0
*
* @param string $image_size Thumbnail image size.
*/
$image_size = apply_filters( 'embed_thumbnail_image_size', $image_size );
$shape = $measurements[0] / $measurements[1] >= 1.75 ? 'rectangular' : 'square';
/**
* Filter the thumbnail shape for use in the embed template.
*
* Rectangular images are shown above the title
* while square images are shown next to the content.
*
* @since 4.4.0
*
* @param string $shape Thumbnail image shape. Either 'rectangular' or 'square'.
*/
$shape = apply_filters( 'embed_thumbnail_image_shape', $shape );
}
?>
<div <?php post_class( 'wp-embed' ); ?>>
<?php if ( $thumbnail_id && 'rectangular' === $shape ) : ?>
<div class="wp-embed-featured-image rectangular">
<a href="<?php the_permalink(); ?>" target="_top">
<?php echo wp_get_attachment_image( $thumbnail_id, $image_size ); ?>
</a>
</div>
<?php endif; ?>
<p class="wp-embed-heading">
<a href="<?php the_permalink(); ?>" target="_top">
<?php the_title(); ?>
</a>
</p>
<?php if ( $thumbnail_id && 'square' === $shape ) : ?>
<div class="wp-embed-featured-image square">
<a href="<?php the_permalink(); ?>" target="_top">
<?php echo wp_get_attachment_image( $thumbnail_id, $image_size ); ?>
</a>
</div>
<?php endif; ?>
<div class="wp-embed-excerpt"><?php the_excerpt_embed(); ?></div>
<?php
/**
* Print additional content after the embed excerpt.
*
* @since 4.4.0
*/
do_action( 'embed_content' );
?>
<div class="wp-embed-footer">
<div class="wp-embed-site-title">
<?php
$site_title = sprintf(
'<a href="%s" target="_top"><img src="%s" srcset="%s 2x" width="32" height="32" alt="" class="wp-embed-site-icon"/><span>%s</span></a>',
esc_url( home_url() ),
esc_url( get_site_icon_url( 32, admin_url( 'images/w-logo-blue.png' ) ) ),
esc_url( get_site_icon_url( 64, admin_url( 'images/w-logo-blue.png' ) ) ),
esc_html( get_bloginfo( 'name' ) )
);
/**
* Filter the site title HTML in the embed footer.
*
* @since 4.4.0
*
* @param string $site_title The site title HTML.
*/
echo apply_filters( 'embed_site_title_html', $site_title );
?>
</div>
<div class="wp-embed-meta">
<?php
/**
* Print additional meta content in the embed template.
*
* @since 4.4.0
*/
do_action( 'embed_content_meta');
?>
</div>
</div>
</div>
<?php
endwhile;
else :
?>
<div class="wp-embed">
<p class="wp-embed-heading"><?php _e( 'Oops! That embed can’t be found.' ); ?></p>
<div class="wp-embed-excerpt">
<p>
<?php
printf(
/* translators: %s: a link to the embedded site */
__( 'It looks like nothing was found at this location. Maybe try visiting %s directly?' ),
'<strong><a href="' . esc_url( home_url() ) . '">' . esc_html( get_bloginfo( 'name' ) ) . '</a></strong>'
);
?>
</p>
</div>
<div class="wp-embed-footer">
<div class="wp-embed-site-title">
<?php
$site_title = sprintf(
'<a href="%s" target="_top"><img src="%s" srcset="%s 2x" width="32" height="32" alt="" class="wp-embed-site-icon"/><span>%s</span></a>',
esc_url( home_url() ),
esc_url( get_site_icon_url( 32, admin_url( 'images/w-logo-blue.png' ) ) ),
esc_url( get_site_icon_url( 64, admin_url( 'images/w-logo-blue.png' ) ) ),
esc_html( get_bloginfo( 'name' ) )
);
/** This filter is documented in wp-includes/embed-template.php */
echo apply_filters( 'embed_site_title_html', $site_title );
?>
</div>
</div>
</div>
<?php
endif;
/**
* Print scripts or data before the closing body tag in the embed template.
*
* @since 4.4.0
*/
do_action( 'embed_footer' );
?>
</body>
</html>