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- Deprecate `wp_get_attachment_thumb_file()`.
- Make `wp_get_attachment_thumb_url()` an alias of `wp_get_attachment_image_url()`. This fixes it to return the proper thumbnail URL and fall back to returning the URL to `image_meta['thumb']` if only that exists.

Props: markhowellsmead, mukesh27, csesumonpro, SergeyBiryukov, mikeschroder, killua99, joemcgill, mashukushibiki, mfgmicha, swissspidy, romulodl, nacin, JoshuaAbenazer, wonderboymusic, lonnylot, azaozz.

git-svn-id: https://develop.svn.wordpress.org/trunk@53685 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Andrew Ozz
2022-07-07 23:30:21 +00:00
parent 1329b0818d
commit 5650aa623c
3 changed files with 69 additions and 73 deletions
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71
src/wp-includes/post.php
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@@ -6701,88 +6701,35 @@ function wp_get_attachment_caption( $post_id = 0 ) {
return apply_filters( 'wp_get_attachment_caption', $caption, $post->ID );
}
/**
* Retrieves thumbnail for an attachment.
*
* @since 2.1.0
*
* @param int $post_id Optional. Attachment ID. Default is the ID of the global `$post`.
* @return string|false Thumbnail file path on success, false on failure.
*/
function wp_get_attachment_thumb_file( $post_id = 0 ) {
$post_id = (int) $post_id;
$post = get_post( $post_id );
if ( ! $post ) {
return false;
}
$imagedata = wp_get_attachment_metadata( $post->ID );
if ( ! is_array( $imagedata ) ) {
return false;
}
$file = get_attached_file( $post->ID );
if ( ! empty( $imagedata['thumb'] ) ) {
$thumbfile = str_replace( wp_basename( $file ), $imagedata['thumb'], $file );
if ( file_exists( $thumbfile ) ) {
/**
* Filters the attachment thumbnail file path.
*
* @since 2.1.0
*
* @param string $thumbfile File path to the attachment thumbnail.
* @param int $post_id Attachment ID.
*/
return apply_filters( 'wp_get_attachment_thumb_file', $thumbfile, $post->ID );
}
}
return false;
}
/**
* Retrieves URL for an attachment thumbnail.
*
* @since 2.1.0
* @since 6.1.0 Changed to use wp_get_attachment_image_url().
*
* @param int $post_id Optional. Attachment ID. Default is the ID of the global `$post`.
* @return string|false Thumbnail URL on success, false on failure.
*/
function wp_get_attachment_thumb_url( $post_id = 0 ) {
$post_id = (int) $post_id;
$post = get_post( $post_id );
if ( ! $post ) {
// This uses image_downsize() which also looks for the (very) old format $image_meta['thumb']
// when the newer format $image_meta['sizes']['thumbnail'] doesn't exist.
$thumbnail_url = wp_get_attachment_image_url( $post_id, 'thumbnail' );
if ( empty( $thumbnail_url ) ) {
return false;
}
$url = wp_get_attachment_url( $post->ID );
if ( ! $url ) {
return false;
}
$sized = image_downsize( $post_id, 'thumbnail' );
if ( $sized ) {
return $sized[0];
}
$thumb = wp_get_attachment_thumb_file( $post->ID );
if ( ! $thumb ) {
return false;
}
$url = str_replace( wp_basename( $url ), wp_basename( $thumb ), $url );
/**
* Filters the attachment thumbnail URL.
*
* @since 2.1.0
*
* @param string $url URL for the attachment thumbnail.
* @param int $post_id Attachment ID.
* @param string $thumbnail_url URL for the attachment thumbnail.
* @param int $post_id Attachment ID.
*/
return apply_filters( 'wp_get_attachment_thumb_url', $url, $post->ID );
return apply_filters( 'wp_get_attachment_thumb_url', $thumbnail_url, $post_id );
}
/**