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Embeds: Ensure that classic embed support works in the block editor.

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See https://github.com/WordPress/gutenberg/pull/6345

Fixes #45447.

Props swisspidy, pento, audrasjb, aduth, jrchamp, thrijith, TimothyBlynJacobs, whyisjake. 
 

Built from https://develop.svn.wordpress.org/trunk@48135


git-svn-id: http://core.svn.wordpress.org/trunk@47904 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
whyisjake
2020-06-23 06:08:08 +00:00
parent a918d853aa
commit 07f71058c3
3 changed files with 73 additions and 22 deletions
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71
wp-includes/class-wp-embed.php
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@@ -125,6 +125,53 @@ class WP_Embed {
unset( $this->handlers[ $priority ][ $id ] );
}
/**
* Returns embed HTML for a given URL from embed handlers.
*
* Attempts to convert a URL into embed HTML by checking the URL
* against the regex of the registered embed handlers.
*
* @since 5.5.0
*
* @param array $attr {
* Shortcode attributes. Optional.
*
* @type int $width Width of the embed in pixels.
* @type int $height Height of the embed in pixels.
* }
* @param string $url The URL attempting to be embedded.
* @return string|false The embed HTML on success, false otherwise.
*/
public function get_embed_handler_html( $attr, $url ) {
$rawattr = $attr;
$attr = wp_parse_args( $attr, wp_embed_defaults( $url ) );
ksort( $this->handlers );
foreach ( $this->handlers as $priority => $handlers ) {
foreach ( $handlers as $id => $handler ) {
if ( preg_match( $handler['regex'], $url, $matches ) && is_callable( $handler['callback'] ) ) {
$return = call_user_func( $handler['callback'], $matches, $attr, $url, $rawattr );
if ( false !== $return ) {
/**
* Filters the returned embed HTML.
*
* @since 2.9.0
*
* @see WP_Embed::shortcode()
*
* @param string|false $return The HTML result of the shortcode, or false on failure.
* @param string $url The embed URL.
* @param array $attr An array of shortcode attributes.
*/
return apply_filters( 'embed_handler_html', $return, $url, $attr );
}
}
}
}
return false;
}
/**
* The do_shortcode() callback function.
*
@@ -166,27 +213,9 @@ class WP_Embed {
$url = str_replace( '&', '&', $url );
// Look for known internal handlers.
ksort( $this->handlers );
foreach ( $this->handlers as $priority => $handlers ) {
foreach ( $handlers as $id => $handler ) {
if ( preg_match( $handler['regex'], $url, $matches ) && is_callable( $handler['callback'] ) ) {
$return = call_user_func( $handler['callback'], $matches, $attr, $url, $rawattr );
if ( false !== $return ) {
/**
* Filters the returned embed HTML.
*
* @since 2.9.0
*
* @see WP_Embed::shortcode()
*
* @param string|false $return The HTML result of the shortcode, or false on failure.
* @param string $url The embed URL.
* @param array $attr An array of shortcode attributes.
*/
return apply_filters( 'embed_handler_html', $return, $url, $attr );
}
}
}
$embed_handler_html = $this->get_embed_handler_html( $rawattr, $url );
if ( false !== $embed_handler_html ) {
return $embed_handler_html;
}
$post_ID = ( ! empty( $post->ID ) ) ? $post->ID : null;