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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 |
---|---|
3574 | * @return WP_Customize_Setting The instance of the setting that was added. |
3575 | */ |
3576 | public function add_setting( $id, $args = array() ) { |
3577 | if ( $id instanceof WP_Customize_Setting ) { |
3578 | $setting = $id; |
3579 | } else { |
3580 | $class = 'WP_Customize_Setting'; |
3581 |
|
3582 | /** This filter is documented in wp-includes/class-wp-customize-manager.php */ |
3583 | $args = apply_filters( 'customize_dynamic_setting_args', $args, $id ); |
3584 |
|
3585 | /** This filter is documented in wp-includes/class-wp-customize-manager.php */ |
3586 | $class = apply_filters( 'customize_dynamic_setting_class', $class, $id, $args ); |
3587 |
|
3588 | $setting = new $class( $this, $id, $args ); |
3589 | } |
3590 |
|
3591 | $this->settings[ $setting->id ] = $setting; |
3592 | return $setting; |
Line | Code |
3623 | * For a dynamic setting to be registered, this filter must be employed |
3624 | * to override the default false value with an array of args to pass to |
3625 | * the WP_Customize_Setting constructor. |
3626 | * |
3627 | * @since 4.2.0 |
3628 | * |
3629 | * @param false|array $setting_args The arguments to the WP_Customize_Setting constructor. |
3630 | * @param string $setting_id ID for dynamic setting, usually coming from `$_POST['customized']`. |
3631 | */ |
3632 | $setting_args = apply_filters( 'customize_dynamic_setting_args', $setting_args, $setting_id ); |
3633 | if ( false === $setting_args ) { |
3634 | continue; |
3635 | } |
3636 |
|
3637 | /** |
3638 | * Allow non-statically created settings to be constructed with custom WP_Customize_Setting subclass. |
3639 | * |
3640 | * @since 4.2.0 |
3641 | * |