File: /home/dermova/www/india/wp-content/plugins/rit-core/vendor/meta-box/inc/fields/taxonomy.php
<?php
// Prevent loading this file directly
defined( 'ABSPATH' ) || exit;
require_once RWMB_FIELDS_DIR . 'select-advanced.php';
require_once RWMB_FIELDS_DIR . 'checkbox-list.php';
if ( ! class_exists( 'RWMB_Taxonomy_Field' ) )
{
class RWMB_Taxonomy_Field extends RWMB_Field
{
/**
* Enqueue scripts and styles
*
* @return void
*/
static function admin_enqueue_scripts()
{
RWMB_Select_Advanced_Field::admin_enqueue_scripts();
wp_enqueue_style( 'rwmb-taxonomy', RWMB_CSS_URL . 'taxonomy.css', array(), RWMB_VER );
wp_enqueue_script( 'rwmb-taxonomy', RWMB_JS_URL . 'taxonomy.js', array( 'rwmb-select-advanced' ), RWMB_VER, true );
}
/**
* Add default value for 'taxonomy' field
*
* @param $field
*
* @return array
*/
static function normalize_field( $field )
{
$default_args = array(
'hide_empty' => false,
);
// Set default args
$field['options']['args'] = ! isset( $field['options']['args'] ) ? $default_args : wp_parse_args( $field['options']['args'], $default_args );
$tax = get_taxonomy( $field['options']['taxonomy'] );
$field['placeholder'] = empty( $field['placeholder'] ) ? sprintf( __( 'Select a %s', 'meta-box' ), $tax->labels->singular_name ) : $field['placeholder'];
switch ( $field['options']['type'] )
{
case 'select_advanced':
$field = RWMB_Select_Advanced_Field::normalize_field( $field );
break;
case 'checkbox_list':
case 'checkbox_tree':
$field = RWMB_Checkbox_List_Field::normalize_field( $field );
break;
case 'select':
case 'select_tree':
$field = RWMB_Select_Field::normalize_field( $field );
break;
default:
$field['options']['type'] = 'select';
$field = RWMB_Select_Field::normalize_field( $field );
}
if ( in_array( $field['options']['type'], array( 'checkbox_tree', 'select_tree' ) ) )
{
if ( isset( $field['options']['args']['parent'] ) )
{
$field['options']['parent'] = $field['options']['args']['parent'];
unset( $field['options']['args']['parent'] );
}
else
{
$field['options']['parent'] = 0;
}
}
$field['field_name'] = "{$field['id']}[]";
return $field;
}
/**
* Get field HTML
*
* @param $field
* @param $meta
*
* @return string
*/
static function html( $meta, $field )
{
$options = $field['options'];
$terms = get_terms( $options['taxonomy'], $options['args'] );
$field['options'] = self::get_options( $terms );
$field['display_type'] = $options['type'];
$html = '';
switch ( $options['type'] )
{
case 'checkbox_list':
$html = RWMB_Checkbox_List_Field::html( $meta, $field );
break;
case 'checkbox_tree':
$elements = self::process_terms( $terms );
$html .= self::walk_checkbox_tree( $meta, $field, $elements, $options['parent'], true );
break;
case 'select_tree':
$elements = self::process_terms( $terms );
$html .= self::walk_select_tree( $meta, $field, $elements, $options['parent'], true );
break;
case 'select_advanced':
$html = RWMB_Select_Advanced_Field::html( $meta, $field );
break;
case 'select':
default:
$html = RWMB_Select_Field::html( $meta, $field );
}
return $html;
}
/**
* Walker for displaying checkboxes in tree format
*
* @param $meta
* @param $field
* @param $elements
* @param int $parent
* @param bool $active
*
* @return string
*/
static function walk_checkbox_tree( $meta, $field, $elements, $parent = 0, $active = false )
{
if ( ! isset( $elements[$parent] ) )
return '';
$terms = $elements[$parent];
$field['options'] = self::get_options( $terms );
$hidden = $active ? '' : 'hidden';
$html = "<ul class = 'rw-taxonomy-tree {$hidden}'>";
$li = '<li><label><input type="checkbox" name="%s" value="%s"%s> %s</label>';
foreach ( $terms as $term )
{
$html .= sprintf(
$li,
$field['field_name'],
$term->term_id,
checked( in_array( $term->term_id, $meta ), true, false ),
$term->name
);
$html .= self::walk_checkbox_tree( $meta, $field, $elements, $term->term_id, $active && in_array( $term->term_id, $meta ) ) . '</li>';
}
$html .= '</ul>';
return $html;
}
/**
* Walker for displaying select in tree format
*
* @param $meta
* @param $field
* @param $elements
* @param int $parent
* @param bool $active
*
* @return string
*/
static function walk_select_tree( $meta, $field, $elements, $parent = 0, $active = false )
{
if ( ! isset( $elements[$parent] ) )
return '';
$terms = $elements[$parent];
$field['options'] = self::get_options( $terms );
$classes = array( 'rw-taxonomy-tree' );
$classes[] = $active ? 'active' : 'disabled';
$classes[] = "rwmb-taxonomy-{$parent}";
$html = '<div class="' . implode( ' ', $classes ) . '">';
$html .= RWMB_Select_Field::html( $meta, $field );
foreach ( $terms as $term )
{
$html .= self::walk_select_tree( $meta, $field, $elements, $term->term_id, $active && in_array( $term->term_id, $meta ) );
}
$html .= '</div>';
return $html;
}
/**
* Processes terms into indexed array for walker functions
*
* @param $terms
*
* @internal param $field
* @return array
*/
static function process_terms( $terms )
{
$elements = array();
foreach ( $terms as $term )
{
$elements[$term->parent][] = $term;
}
return $elements;
}
/**
* Get options for selects, checkbox list, etc via the terms
*
* @param array $terms Array of term objects
*
* @return array
*/
static function get_options( $terms = array() )
{
$options = array();
foreach ( $terms as $term )
{
$options[$term->term_id] = $term->name;
}
return $options;
}
/**
* Save meta value
*
* @param mixed $new
* @param mixed $old
* @param int $post_id
* @param array $field
*
* @return string
*/
static function save( $new, $old, $post_id, $field )
{
$new = array_unique( array_map( 'intval', (array) $new ) );
$new = empty( $new ) ? null : $new;
wp_set_object_terms( $post_id, $new, $field['options']['taxonomy'] );
}
/**
* Standard meta retrieval
*
* @param int $post_id
* @param bool $saved
* @param array $field
*
* @return array
*/
static function meta( $post_id, $saved, $field )
{
$options = $field['options'];
$meta = wp_get_post_terms( $post_id, $options['taxonomy'] );
$meta = is_array( $meta ) ? $meta : (array) $meta;
$meta = wp_list_pluck( $meta, 'term_id' );
return $meta;
}
/**
* Get the field value
* Return list of post term objects
*
* @param array $field Field parameters
* @param array $args Additional arguments. Rarely used. See specific fields for details
* @param int|null $post_id Post ID. null for current post. Optional.
*
* @return array List of post term objects
*/
static function get_value( $field, $args = array(), $post_id = null )
{
if ( ! $post_id )
$post_id = get_the_ID();
$value = wp_get_post_terms( $post_id, $field['options']['taxonomy'] );
// Get single value if necessary
if ( ! $field['clone'] && ! $field['multiple'] )
{
$value = reset( $value );
}
return $value;
}
/**
* Output the field value
* Display unordered list of option labels, not option values
*
* @param array $field Field parameters
* @param array $args Additional arguments. Not used for these fields.
* @param int|null $post_id Post ID. null for current post. Optional.
*
* @return string Link(s) to post
*/
static function the_value( $field, $args = array(), $post_id = null )
{
$class = RW_Meta_Box::get_class_name( $field );
$value = call_user_func( array( $class, 'get_value' ), $field, $args, $post_id );
if ( ! $value || is_wp_error( $value ) )
return '';
$function = array( $class, 'get_option_label' );
if ( $field['clone'] )
{
$output = '<ul>';
if ( $field['multiple'] )
{
foreach ( $value as $subvalue )
{
$output .= '<li>';
array_walk_recursive( $subvalue, $function, $field );
$output .= '<ul><li>' . implode( '</li><li>', $subvalue ) . '</li></ul>';
$output .= '</li>';
}
}
else
{
array_walk_recursive( $value, $function, $field );
$output = '<li>' . implode( '</li><li>', $value ) . '</li>';
}
$output .= '</ul>';
}
else
{
if ( $field['multiple'] )
{
array_walk_recursive( $value, $function, $field );
$output = '<ul><li>' . implode( '</li><li>', $value ) . '</li></ul>';
}
else
{
call_user_func_array( $function, array( &$value, 0, $field ) );
$output = $value;
}
}
return $output;
}
/**
* Get post link to display in the frontend
*
* @param object $value Option value, e.g. term object
* @param int $index Array index
* @param array $field Field parameter
*
* @return string
*/
static function get_option_label( &$value, $index, $field )
{
$value = sprintf(
'<a href="%s" title="%s">%s</a>',
esc_url( get_term_link( $value ) ),
esc_attr( $value->name ),
$value->name
);
}
}
}