<?php
/**
 * Sanitizing the select callback example
 *
 */
if ( !function_exists('bizstart_slider_sanitize_select') ) :
    function bizstart_slider_sanitize_select( $input, $setting ) {

        // Ensure input is a slug.
        $input = sanitize_text_field( $input );

        // Get list of choices from the control associated with the setting.
        $choices = $setting->manager->get_control( $setting->id )->choices;

        // If the input is a valid key, return it; otherwise, return the default.
        return ( array_key_exists( $input, $choices ) ? $input : $setting->default );
    }
endif;
 
if ( !function_exists('bizstart_aboutus_sanitize_select') ) :
    function bizstart_aboutus_sanitize_select( $input, $setting ) {

        // Ensure input is a slug.
        $input = sanitize_text_field( $input );

        // Get list of choices from the control associated with the setting.
        $choices = $setting->manager->get_control( $setting->id )->choices;

        // If the input is a valid key, return it; otherwise, return the default.
        return ( array_key_exists( $input, $choices ) ? $input : $setting->default );
    }
endif;

if ( !function_exists('bizstart_services_sanitize_select') ) :
    function bizstart_services_sanitize_select( $input, $setting ) {

        // Ensure input is a slug.
        $input = sanitize_text_field( $input );

        // Get list of choices from the control associated with the setting.
        $choices = $setting->manager->get_control( $setting->id )->choices;

        // If the input is a valid key, return it; otherwise, return the default.
        return ( array_key_exists( $input, $choices ) ? $input : $setting->default );
    }
endif;





if ( !function_exists('bizstart_header_sanitize_select') ) :
    function bizstart_header_sanitize_select( $input, $setting ) {

        // Ensure input is a slug.
        $input = sanitize_text_field( $input );

        // Get list of choices from the control associated with the setting.
        $choices = $setting->manager->get_control( $setting->id )->choices;

        // If the input is a valid key, return it; otherwise, return the default.
        return ( array_key_exists( $input, $choices ) ? $input : $setting->default );
    }
endif;



if ( !function_exists('bizstart_footer_sanitize_select') ) :
    function bizstart_footer_sanitize_select( $input, $setting ) {

        // Ensure input is a slug.
        $input = sanitize_text_field( $input );

        // Get list of choices from the control associated with the setting.
        $choices = $setting->manager->get_control( $setting->id )->choices;

        // If the input is a valid key, return it; otherwise, return the default.
        return ( array_key_exists( $input, $choices ) ? $input : $setting->default );
    }
endif;

if ( !function_exists('bizstart_blog_sanitize_select') ) :
    function bizstart_blog_sanitize_select( $input, $setting ) {

        // Ensure input is a slug.
        $input = sanitize_text_field( $input );

        // Get list of choices from the control associated with the setting.
        $choices = $setting->manager->get_control( $setting->id )->choices;

        // If the input is a valid key, return it; otherwise, return the default.
        return ( array_key_exists( $input, $choices ) ? $input : $setting->default );
    }
endif;






/**
 * Drop-down Pages sanitization callback example.
 *
 * - Sanitization: dropdown-pages
 * - Control: dropdown-pages
 * 
 * Sanitization callback for 'dropdown-pages' type controls. This callback sanitizes `$page_id`
 * as an absolute integer, and then validates that $input is the ID of a published page.
 * 
 * @see absint() https://developer.wordpress.org/reference/functions/absint/
 * @see get_post_status() https://developer.wordpress.org/reference/functions/get_post_status/
 *
 * @param int                  $page    Page ID.
 * @param WP_Customize_Setting $setting Setting instance.
 * @return int|string Page ID if the page is published; otherwise, the setting default.
 */
function bizstart_sanitize_dropdown_pages( $page_id, $setting ) {
	// Ensure $input is an absolute integer.
	$page_id = absint( $page_id );
	
	// If $page_id is an ID of a published page, return it; otherwise, return the default.
	return ( 'publish' == get_post_status( $page_id ) ? $page_id : $setting->default );
}