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wp_attachment_is › WordPress Function
Since4.2.0
Deprecatedn/a
› wp_attachment_is ( $type, $post = null )
Parameters: (2) |
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Returns: |
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Defined at: |
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Codex: |
Verifies an attachment is of a given type.
Related Functions: wp_attachment_is_image, wp_get_attachment_link, wp_count_attachments, the_attachment_links, wp_get_attachment_image
Source
function wp_attachment_is( $type, $post = null ) {
$post = get_post( $post );
if ( ! $post ) {
return false;
}
$file = get_attached_file( $post->ID );
if ( ! $file ) {
return false;
}
if ( str_starts_with( $post->post_mime_type, $type . '/' ) ) {
return true;
}
$check = wp_check_filetype( $file );
if ( empty( $check['ext'] ) ) {
return false;
}
$ext = $check['ext'];
if ( 'import' !== $post->post_mime_type ) {
return $type === $ext;
}
switch ( $type ) {
case 'image':
$image_exts = array( 'jpg', 'jpeg', 'jpe', 'gif', 'png', 'webp', 'avif', 'heic' );
return in_array( $ext, $image_exts, true );
case 'audio':
return in_array( $ext, wp_get_audio_extensions(), true );
case 'video':
return in_array( $ext, wp_get_video_extensions(), true );
default:
return $type === $ext;
}
}