wp_ajax_delete_meta() – Ajax handler for deleting meta.

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Description

Handles deleting meta via AJAX.

Usage

wp_ajax_delete_meta();

Parameters

Returns

void

Source

File name: wordpress/wp-admin/includes/ajax-actions.php
Lines:

1 to 20 of 20
function wp_ajax_delete_meta() {
  $id = isset( $_POST['id'] ) ? (int) $_POST['id'] : 0;

  check_ajax_referer( "delete-meta_$id" );
  $meta = get_metadata_by_mid( 'post', $id );

  if ( ! $meta ) {
    wp_die( 1 );
  }

  if ( is_protected_meta( $meta->meta_key, 'post' ) || ! current_user_can( 'delete_post_meta', $meta->post_id, $meta->meta_key ) ) {
    wp_die( -1 );
  }

  if ( delete_meta( $meta->meta_id ) ) {
    wp_die( 1 );
  }

  wp_die( 0 );
}
 

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