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categories-widget.php
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categories-widget.php
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<?php
/**
* AnsPress category widget.
* @package Categories_For_AnsPress
*/
/**
* Register AnsPress category widget
* @since unknown
*/
class AnsPress_Category_Widget extends WP_Widget {
public function __construct() {
// Instantiate the parent object.
parent::__construct(
'AnsPress_Category_Widget',
'(AnsPress) Categories',
array( 'description', __('Display AnsPress categories', 'categories-for-anspress' ) ) );
}
public function widget( $args, $instance ) {
$title = apply_filters( 'widget_title', $instance['title'] );
echo $args['before_widget'];
if ( ! empty( $title ) ) {
echo $args['before_title'] . $title . $args['after_title'];
}
$cat_args = array(
'parent' => $instance['parent'],
'number' => $instance['number'],
'hide_empty' => $instance['hide_empty'],
'orderby' => $instance['orderby'],
'order' => $instance['order'],
);
$categories = get_terms( 'question_category' , $cat_args );
?>
<ul id="ap-categories-widget" class="ap-cat-wid clearfix">
<?php
foreach ( $categories as $key => $category ) :
$sub_cat_count = count(get_term_children( $category->term_id, 'question_category' ) );
?>
<li class="clearfix">
<a class="ap-cat-image" href="<?php echo get_category_link( $category );?>"><?php echo ap_get_category_image($category->term_id ); ?></a>
<a class="ap-cat-wid-title" href="<?php echo get_category_link( $category );?>">
<?php echo $category->name; ?>
</a>
<div class="ap-cat-count">
<span><?php printf(_n('%d Question', '%d Questions', $category->count, 'categories-for-anspress' ), $category->count ); ?></span>
<?php if ( $sub_cat_count > 0 ) : ?>
<span><?php printf(__('%d Child', 'categories-for-anspress' ), $sub_cat_count ); ?></span>
<?php endif; ?>
</div>
</li>
<?php endforeach; ?>
</ul>
<?php
echo $args['after_widget'];
}
public function form( $instance ) {
if ( isset( $instance[ 'title' ] ) ) {
$title = $instance[ 'title' ]; } else {
$title = __( 'Categories', 'categories-for-anspress' ); }
if ( isset( $instance[ 'hide_empty' ] ) ) {
$hide_empty = $instance[ 'hide_empty' ]; } else {
$hide_empty = false; }
if ( isset( $instance[ 'parent' ] ) ) {
$parent = $instance[ 'parent' ]; } else {
$parent = 0; }
if ( isset( $instance[ 'number' ] ) ) {
$number = $instance[ 'number' ]; } else {
$number = 10; }
if ( isset( $instance[ 'orderby' ] ) ) {
$orderby = $instance[ 'orderby' ]; } else {
$orderby = 'count'; }
if ( isset( $instance[ 'order' ] ) ) {
$order = $instance[ 'order' ]; } else {
$order = 'DESC'; }
$cat_args = array(
'hide_empty' => false,
'orderby' => 'count',
'order' => 'DESC',
);
$categories = get_terms( 'question_category' , $cat_args );
?>
<p>
<label for="<?php echo $this->get_field_id( 'title' ); ?>"><?php _e( 'Title:', 'categories-for-anspress' ); ?></label>
<input class="widefat" id="<?php echo $this->get_field_id( 'title' ); ?>" name="<?php echo $this->get_field_name( 'title' ); ?>" type="text" value="<?php echo esc_attr( $title ); ?>">
</p>
<p>
<label for="<?php echo $this->get_field_id( 'hide_empty' ); ?>"><?php _e( 'Hide empty:', 'categories-for-anspress' ); ?></label>
<input class="widefat" id="<?php echo $this->get_field_id( 'hide_empty' ); ?>" name="<?php echo $this->get_field_name( 'hide_empty' ); ?>" type="checkbox" value="1" <?php checked( true, $hide_empty );?>>
</p>
<p>
<label for="<?php echo $this->get_field_id( 'parent' ); ?>"><?php _e( 'Parent:', 'categories-for-anspress' ); ?></label>
<select class="widefat" id="<?php echo $this->get_field_id( 'parent' ); ?>" name="<?php echo $this->get_field_name( 'parent' ); ?>">
<option value="0"><?php _e('Top level', 'categories-for-anspress' ); ?></option>
<?php
if ( $categories ) {
foreach ( $categories as $c ) {
echo '<option value="'.$c->term_id.'" '.selected($parent, $c->term_id ).'>'.$c->name.'</option>'; }
}
?>
</select>
</p>
<p>
<label for="<?php echo $this->get_field_id( 'number' ); ?>"><?php _e( 'Number:', 'categories-for-anspress' ); ?></label>
<input class="widefat" id="<?php echo $this->get_field_id( 'number' ); ?>" name="<?php echo $this->get_field_name( 'number' ); ?>" type="text" value="<?php echo esc_attr( $number ); ?>">
</p>
<p>
<label for="<?php echo $this->get_field_id( 'orderby' ); ?>"><?php _e( 'Order By:', 'categories-for-anspress' ); ?></label>
<select class="widefat" id="<?php echo $this->get_field_id( 'orderby' ); ?>" name="<?php echo $this->get_field_name( 'orderby' ); ?>">
<option value="none" <?php echo selected($orderby, 'none' ); ?>><?php _e('None', 'categories-for-anspress' ); ?></option>
<option value="count" <?php echo selected($orderby, 'count' ); ?>><?php _e('Count', 'categories-for-anspress' ); ?></option>
<option value="id" <?php echo selected($orderby, 'id' ); ?>><?php _e('ID', 'categories-for-anspress' ); ?></option>
<option value="name" <?php echo selected($orderby, 'name' ); ?>><?php _e('Name', 'categories-for-anspress' ); ?></option>
<option value="slug" <?php echo selected($orderby, 'slug' ); ?>><?php _e('Slug', 'categories-for-anspress' ); ?></option>
<option value="term_group" <?php echo selected($orderby, 'term_group' ); ?>><?php _e('Term group', 'categories-for-anspress' ); ?></option>
</select>
</p>
<p>
<label for="<?php echo $this->get_field_id( 'order' ); ?>"><?php _e( 'Order:', 'categories-for-anspress' ); ?></label>
<select class="widefat" id="<?php echo $this->get_field_id( 'order' ); ?>" name="<?php echo $this->get_field_name( 'order' ); ?>">
<option value="DESC" <?php echo selected($order, 'DESC' ); ?>><?php _e('DESC', 'categories-for-anspress' ); ?></option>
<option value="ASC" <?php echo selected($order, 'ASC' ); ?>><?php _e('ASC', 'categories-for-anspress' ); ?></option>
</select>
</p>
<?php
}
/**
* Sanitize widget form values as they are saved.
*
* @see WP_Widget::update()
*
* @param array $new_instance Values just sent to be saved.
* @param array $old_instance Previously saved values from database.
*
* @return array Updated safe values to be saved.
*/
public function update( $new_instance, $old_instance ) {
$instance = array();
$instance['title'] = ( ! empty( $new_instance['title'] ) ) ? strip_tags( $new_instance['title'] ) : '';
$instance['hide_empty'] = ( ! empty( $new_instance['hide_empty'] ) ) ? strip_tags( $new_instance['hide_empty'] ) : false;
$instance['parent'] = ( ! empty( $new_instance['parent'] ) ) ? strip_tags( $new_instance['parent'] ) : '0';
$instance['number'] = ( ! empty( $new_instance['number'] ) ) ? strip_tags( $new_instance['number'] ) : '5';
$instance['orderby'] = ( ! empty( $new_instance['orderby'] ) ) ? strip_tags( $new_instance['orderby'] ) : 'count';
$instance['order'] = ( ! empty( $new_instance['order'] ) ) ? strip_tags( $new_instance['order'] ) : 'DESC';
return $instance;
}
}
function ap_category_register_widgets() {
register_widget( 'AnsPress_Category_Widget' );
}
add_action( 'widgets_init', 'ap_category_register_widgets' );