add_setting()`
* 'sanitize_callback'. It is wrapped in a callback here merely for example purposes.
*
* @see wp_strip_all_tags() https://developer.wordpress.org/reference/functions/wp_strip_all_tags/
*
* @param string $css CSS to sanitize.
* @return string Sanitized CSS.
*/
function tromas_sanitize_css( $css ) {
return wp_strip_all_tags( $css );
}
/**
* Drop-down Pages sanitization callback example.
*
* - Sanitization: dropdown-pages
* - Control: dropdown-pages
*
* Sanitization callback for 'dropdown-pages' type controls. This callback sanitizes `$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 tromas_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 );
}
/**
* 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 tromas_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 : $setting->default );
}
/**
* Number sanitization callback example.
*
* - Sanitization: number_absint
* - Control: number
*
* Sanitization callback for 'number' type text inputs. This callback sanitizes `$number`
* as an absolute integer (whole number, zero or greater).
*
* NOTE: absint() can be passed directly as `$wp_customize->add_setting()` 'sanitize_callback'.
* It is wrapped in a callback here merely for example purposes.
*
* @see absint() https://developer.wordpress.org/reference/functions/absint/
*
* @param int $number Number to sanitize.
* @param WP_Customize_Setting $setting Setting instance.
* @return int Sanitized number; otherwise, the setting default.
*/
function tromas_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 : $setting->default );
}
/**
* Select sanitization callback example.
*
* - Sanitization: select
* - Control: select, radio
*
* Sanitization callback for 'select' and 'radio' type controls. This callback sanitizes `$input`
* as a slug, and then validates `$input` against the choices defined for the control.
*
* @see sanitize_key() https://developer.wordpress.org/reference/functions/sanitize_key/
* @see $wp_customize->get_control() https://developer.wordpress.org/reference/classes/wp_customize_manager/get_control/
*
* @param string $input Slug to sanitize.
* @param WP_Customize_Setting $setting Setting instance.
* @return string Sanitized slug if it is a valid choice; otherwise, the setting default.
*/
function tromas_sanitize_select( $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 );
}
/**
* Sanitize Category.
* @param $input
* @return int
*/
function tromas_sanitize_category($input){
$output=intval($input);
return $output;
}
if ( ! class_exists( 'WP_Customize_Control' ) )
return NULL;
/**
* Class tromas_Customize_Dropdown_Taxonomies_Control
*/
class tromas_Customize_Dropdown_Taxonomies_Control extends WP_Customize_Control {
public $type = 'dropdown-taxonomies';
public $taxonomy = '';
public function __construct( $manager, $id, $args = array() ) {
$our_taxonomy = 'category';
if ( isset( $args['taxonomy'] ) ) {
$taxonomy_exist = taxonomy_exists( esc_attr( $args['taxonomy'] ) );
if ( true === $taxonomy_exist ) {
$our_taxonomy = esc_attr( $args['taxonomy'] );
}
}
$args['taxonomy'] = $our_taxonomy;
$this->taxonomy = esc_attr( $our_taxonomy );
parent::__construct( $manager, $id, $args );
}
public function render_content() {
$tax_args = array(
'hierarchical' => 1,
'taxonomy' => $this->taxonomy,
);
$all_taxonomies = get_categories( $tax_args );
?>
'-1'));
$this->posts = get_posts($postargs);
parent::__construct( $manager, $id, $args );
}
/**
* Render the content on the theme customizer page
*/
public function render_content()
{
if(!empty($this->posts))
{
?>