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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 |
---|---|
2775 | * @return WP_Customize_Setting The instance of the setting that was added. |
2776 | */ |
2777 | public function add_setting( $id, $args = array() ) { |
2778 | if ( $id instanceof WP_Customize_Setting ) { |
2779 | $setting = $id; |
2780 | } else { |
2781 | $class = 'WP_Customize_Setting'; |
2782 |
|
2783 | /** This filter is documented in wp-includes/class-wp-customize-manager.php */ |
2784 | $args = apply_filters( 'customize_dynamic_setting_args', $args, $id ); |
2785 |
|
2786 | /** This filter is documented in wp-includes/class-wp-customize-manager.php */ |
2787 | $class = apply_filters( 'customize_dynamic_setting_class', $class, $id, $args ); |
2788 |
|
2789 | $setting = new $class( $this, $id, $args ); |
2790 | } |
2791 |
|
2792 | $this->settings[ $setting->id ] = $setting; |
2793 | return $setting; |
Line | Code |
2825 | * For a dynamic setting to be registered, this filter must be employed |
2826 | * to override the default false value with an array of args to pass to |
2827 | * the WP_Customize_Setting constructor. |
2828 | * |
2829 | * @since 4.2.0 |
2830 | * |
2831 | * @param false|array $setting_args The arguments to the WP_Customize_Setting constructor. |
2832 | * @param string $setting_id ID for dynamic setting, usually coming from `$_POST['customized']`. |
2833 | */ |
2834 | $setting_args = apply_filters( 'customize_dynamic_setting_args', $setting_args, $setting_id ); |
2835 | if ( false === $setting_args ) { |
2836 | continue; |
2837 | } |
2838 |
|
2839 | /** |
2840 | * Allow non-statically created settings to be constructed with custom WP_Customize_Setting subclass. |
2841 | * |
2842 | * @since 4.2.0 |
2843 | * |