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<?php
/**
* Customizer: Sanitization Callbacks
*
* This file demonstrates how to define sanitization callback functions for various data types.
*
* @package Classic Portfolio
* @copyright Copyright (c) 2015, WordPress Theme Review Team
* @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU General Public License, v2 (or newer)
*/
/**
* 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 classic_portfolio_sanitize_checkbox( $checked ) {
// Boolean check.
return ( ( isset( $checked ) && true == $checked ) ? true : false );
}
/**
* HEX Color sanitization callback example.
*
* - Sanitization: hex_color
* - Control: text, WP_Customize_Color_Control
*
* Note: sanitize_hex_color_no_hash() can also be used here, depending on whether
* or not the hash prefix should be stored/retrieved with the hex color value.
*
* @see sanitize_hex_color() https://developer.wordpress.org/reference/functions/sanitize_hex_color/
* @link sanitize_hex_color_no_hash() https://developer.wordpress.org/reference/functions/sanitize_hex_color_no_hash/
*
* @param string $hex_color HEX color to sanitize.
* @param WP_Customize_Setting $setting Setting instance.
* @return string The sanitized hex color if not null; otherwise, the setting default.
*/
function classic_portfolio_sanitize_hex_color( $hex_color, $setting ) {
// Sanitize $input as a hex value without the hash prefix.
$hex_color = sanitize_hex_color( $hex_color );
// If $input is a valid hex value, return it; otherwise, return the default.
return ( ! is_null( $hex_color ) ? $hex_color : $setting->default );
}
/*radio button sanitization*/
function classic_portfolio_sanitize_choices( $input, $setting ) {
global $wp_customize;
$control = $wp_customize->get_control( $setting->id );
if ( array_key_exists( $input, $control->choices ) ) {
return $input;
} else {
return $setting->default;
}
}
if ( ! function_exists( 'classic_portfolio_sanitize_integer' ) ) {
function classic_portfolio_sanitize_integer( $input ) {
return (int) $input;
}
}
//sanitize number field
function classic_portfolio_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 );
}
function classic_portfolio_sanitize_select( $input, $setting ){
//input must be a slug: lowercase alphanumeric characters, dashes and underscores are allowed only
$input = sanitize_key($input);
//get the list of possible select options
$choices = $setting->manager->get_control( $setting->id )->choices;
//return input if valid or return default option
return ( array_key_exists( $input, $choices ) ? $input : $setting->default );
}