<?php
/**
 *
 * @package astrad
 * Sanitization callbacks.
 * 
 */

/**
 * Checkbox sanitization callback example.
 * 
 * Sanitization callback for 'checkbox' type controls. This callback sanitizes `$checked`
 * as a boolean value, either TRUE or FALSE.
 *
 * @param bool $checked Whether the checkbox is checked.
 * @return bool Whether the checkbox is checked.
 */
function astrad_sanitize_checkbox( $checked ) {
	// Boolean check.
	return ( ( isset( $checked ) && true == $checked ) ? true : false );
}

/**
 * HTML sanitization callback example.
 *
 * - Sanitization: html
 * - Control: text, textarea
 *
 * @param string $html HTML to sanitize.
 * @return string Sanitized HTML.
 */
function astrad_sanitize_html( $html ) {
	return wp_filter_post_kses( $html );
}

function astrad_sanitize_number_absint( $number, $setting ) {
  // Ensure $number is an absolute integer (whole number, zero or greater).
  $number = absint( $number );

  // If the input is an absolute integer, return it; otherwise, return the default
  return ( $number ? $number : $setting->default );
}

/**
 * Sanitize site layout
 *
 * @since 1.0.0
 */
function astrad_sanitize_site_layout( $input ) {
    $valid_keys = array(
        'fullwidth_layout' => esc_html__( 'Fullwidth Layout', 'astrad' ),
        'boxed_layout'     => esc_html__( 'Boxed Layout', 'astrad' )
        );
    if ( array_key_exists( $input, $valid_keys ) ) {
        return $input;
    } else {
        return '';
    }
}

/**
 * switch option (show/hide)
 *
 * @since 1.0.0
 */
function astrad_sanitize_switch_option( $input ) {
    $valid_keys = array(
            'show'  => esc_html__( 'Show', 'astrad' ),
            'hide'  => esc_html__( 'Hide', 'astrad' )
        );
    if ( array_key_exists( $input, $valid_keys ) ) {
        return $input;
    } else {
        return '';
    }
}

/**
 * sanitize function for Radio type
 *
 * @since 1.0.0
 */
function astrad_sanitize_radio_option( $input, $setting ) {

    // Ensure input is a slug.
    $input = sanitize_key( $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 );
}