<?php 
/**
 * Checkbox sanitization callback example.
 * 
 * Sanitization callback for 'checkbox' type controls. This callback sanitizes `$checked`
 * as a boolean value, either TRUE or FALSE.
 *
 */

/**
 * Return whether we're previewing the front page and it's a static page.
 */
function alyssas_blog_is_static_front_page() {
	return ( is_front_page() && ! is_home() );
}

/**
 * Sanitize number
 *
 * @since $Alyssa'Blog input 1.0.0
 *
 * @param $alyssas_blog_input
 * @param $alyssas_blog_input
 * @return int || float || numeric value
 */
	if ( !function_exists( 'alyssas_blog_sanitize_number' ) ) :
	    function alyssas_blog_sanitize_number( $input ) {
	        $output = intval($input);
	        return $output;
	    }
	endif;
	



if ( ! function_exists( 'alyssas_blog_sanitize_checkbox' ) ) :

	/**
	 * Sanitize checkbox.
	 *
	 * @since 1.0.0
	 *
	 * @param bool $checked Whether the checkbox is checked.
	 * @return bool Whether the checkbox is checked.
	 */
	function alyssas_blog_sanitize_checkbox( $checked ) {

		return ( ( isset( $checked ) && true === $checked ) ? true : false );

	}

endif;


if ( ! function_exists( 'alyssas_blog_sanitize_positive_integer' ) ) :

	/**
	 * Sanitize positive integer.
	 *
	 * @since 1.0.0
	 *
	 * @param int                  $input Number to sanitize.
	 * @param WP_Customize_Setting $setting WP_Customize_Setting instance.
	 * @return int Sanitized number; otherwise, the setting default.
	 */
	function alyssas_blog_sanitize_positive_integer( $input, $setting ) {

		$input = absint( $input );

		// If the input is an absolute integer, return it.
		// otherwise, return the default.
		return ( $input ? $input : $setting->default );

	}

endif;

if ( ! function_exists( 'alyssas_blog_sanitize_select' ) ) :

	/**
	 * Sanitize select.
	 *
	 * @since 1.0.0
	 *
	 * @param mixed                $input The value to sanitize.
	 * @param WP_Customize_Setting $setting WP_Customize_Setting instance.
	 * @return mixed Sanitized value.
	 */
	function alyssas_blog_sanitize_select( $input, $setting ) {

		// Ensure input is clean.
		$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;