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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
This hook occurs 2 times in this file.
| Line | Code |
|---|---|
| 3661 | * @return WP_Customize_Setting The instance of the setting that was added. |
| 3662 | */ |
| 3663 | public function add_setting( $id, $args = array() ) { |
| 3664 | if ( $id instanceof WP_Customize_Setting ) { |
| 3665 | $setting = $id; |
| 3666 | } else { |
| 3667 | $class = 'WP_Customize_Setting'; |
| 3668 | |
| 3669 | /** This filter is documented in wp-includes/class-wp-customize-manager.php */ |
| 3670 | $args = apply_filters( 'customize_dynamic_setting_args', $args, $id ); |
| 3671 | |
| 3672 | /** This filter is documented in wp-includes/class-wp-customize-manager.php */ |
| 3673 | $class = apply_filters( 'customize_dynamic_setting_class', $class, $id, $args ); |
| 3674 | |
| 3675 | $setting = new $class( $this, $id, $args ); |
| 3676 | } |
| 3677 | |
| 3678 | $this->settings[ $setting->id ] = $setting; |
| 3679 | return $setting; |
| Line | Code |
| 3710 | * For a dynamic setting to be registered, this filter must be employed |
| 3711 | * to override the default false value with an array of args to pass to |
| 3712 | * the WP_Customize_Setting constructor. |
| 3713 | * |
| 3714 | * @since 4.2.0 |
| 3715 | * |
| 3716 | * @param false|array $setting_args The arguments to the WP_Customize_Setting constructor. |
| 3717 | * @param string $setting_id ID for dynamic setting, usually coming from `$_POST['customized']`. |
| 3718 | */ |
| 3719 | $setting_args = apply_filters( 'customize_dynamic_setting_args', $setting_args, $setting_id ); |
| 3720 | if ( false === $setting_args ) { |
| 3721 | continue; |
| 3722 | } |
| 3723 | |
| 3724 | /** |
| 3725 | * Allow non-statically created settings to be constructed with custom WP_Customize_Setting subclass. |
| 3726 | * |
| 3727 | * @since 4.2.0 |
| 3728 | * |