wp-includes/widgets/class-wp-widget-media-audio.php:187Render form template scripts.
public function render_control_template_scripts() { parent::render_control_template_scripts() ?> <script type="text/html" id="tmpl-wp-media-widget-audio-preview"> <# if ( data.error && 'missing_attachment' === data.error ) { #> <?php wp_admin_notice( $this->l10n['missing_attachment'], array( 'type' => 'error', 'additional_classes' => array( 'notice-alt', 'notice-missing-attachment' ), ) ); ?> <# } else if ( data.error ) { #> <?php wp_admin_notice( __( 'Unable to preview media due to an unknown error.' ), array( 'type' => 'error', 'additional_classes' => array( 'notice-alt' ), ) ); ?> <# } else if ( data.model && data.model.src ) { #> <?php wp_underscore_audio_template(); ?> <# } #> </script> <?php }Introduced in 4.8.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/widgets/class-wp-widget-media-audio.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.