bw_trace_get_attached_hook_count() – Return the number of attached hooks

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Description

Return the number of attached hooks

If we know that there are attached hooks then we can probably save some time by removing them. It depends what they do. You can find out more about the attached hooks by using ad hoc trace

Usage

$integer = bw_trace_get_attached_hook_count( $hook );

Parameters

$hook

( string ) required –

Returns

integer the number of attached hook functions

Source

File name: oik-bwtrace/includes/oik-action-counts.php
Lines:

function bw_trace_get_attached_hook_count( $hook ) {
  $count_hooks = 0;
  global $wp_filter;
  $hooks = bw_array_get( $wp_filter, $hook, null );
  if ( $hooks ) {
    $hooks = $hooks->callbacks;
  } else {
    $hooks = array();
  }
  if ( is_array( $hooks ) ) { 
    $count_hooks = count( $hooks );
  }  
  if ( $count_hooks ) {
    $count_hooks = 0;
    foreach ( $hooks as $priority => $functions ) {
      $count_hooks += count( $functions );
    }
  }
  return( $count_hooks );
}
 

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