prefix = Easy_get_prefix();
/* Set the widget textdomain. */
$this->textdomain = Easy_get_textdomain();
/* Set up the widget options. */
$widget_options = array(
'classname' => 'categories',
'description' => esc_html__( 'An advanced widget that gives you total control over the output of your category links.', $this->textdomain )
);
/* Set up the widget control options. */
$control_options = array(
'width' => 800,
'height' => 350,
'id_base' => "{$this->prefix}-categories"
);
/* Create the widget. */
$this->WP_Widget( "{$this->prefix}-categories", esc_attr__( 'Categories', $this->textdomain ), $widget_options, $control_options );
}
/**
* Outputs the widget based on the arguments input through the widget controls.
* @since 0.6.0
*/
function widget( $args, $instance ) {
extract( $args );
/* Set up the arguments for wp_list_categories(). */
$args = array(
'taxonomy' => $instance['taxonomy'],
'style' => $instance['style'],
'orderby' => $instance['orderby'],
'order' => $instance['order'],
'include' => !empty( $instance['include'] ) ? join( ', ', $instance['include'] ) : '',
'exclude' => !empty( $instance['exclude'] ) ? join( ', ', $instance['exclude'] ) : '',
'exclude_tree' => $instance['exclude_tree'],
'depth' => intval( $instance['depth'] ),
'number' => intval( $instance['number'] ),
'child_of' => intval( $instance['child_of'] ),
'current_category' => intval( $instance['current_category'] ),
'feed' => $instance['feed'],
'feed_type' => $instance['feed_type'],
'feed_image' => esc_url( $instance['feed_image'] ),
'search' => $instance['search'],
'hierarchical' => !empty( $instance['hierarchical'] ) ? true : false,
'use_desc_for_title' => !empty( $instance['use_desc_for_title'] ) ? true : false,
'show_last_update' => !empty( $instance['show_last_update'] ) ? true : false,
'show_count' => !empty( $instance['show_count'] ) ? true : false,
'hide_empty' => !empty( $instance['hide_empty'] ) ? true : false,
'title_li' => false,
'echo' => false
);
/* Output the theme's widget wrapper. */
echo $before_widget;
/* If a title was input by the user, display it. */
if ( !empty( $instance['title'] ) )
echo $before_title . apply_filters( 'widget_title', $instance['title'], $instance, $this->id_base ) . $after_title;
/* Get the categories list. */
$categories = str_replace( array( "\r", "\n", "\t" ), '', wp_list_categories( $args ) );
/* If 'list' is the user-selected style, wrap the categories in an unordered list. */
if ( 'list' == $args['style'] )
$categories = '
';
/* Output the categories list. */
echo $categories;
/* Close the theme's widget wrapper. */
echo $after_widget;
}
/**
* Updates the widget control options for the particular instance of the widget.
* @since 0.6.0
*/
function update( $new_instance, $old_instance ) {
$instance = $old_instance;
/* Set the instance to the new instance. */
$instance = $new_instance;
/* If new taxonomy is chosen, reset includes and excludes. */
if ( $instance['taxonomy'] !== $old_instance['taxonomy'] && '' !== $old_instance['taxonomy'] ) {
$instance['include'] = array();
$instance['exclude'] = array();
}
$instance['title'] = strip_tags( $new_instance['title'] );
$instance['taxonomy'] = $new_instance['taxonomy'];
$instance['exclude_tree'] = strip_tags( $new_instance['exclude_tree'] );
$instance['depth'] = strip_tags( $new_instance['depth'] );
$instance['number'] = strip_tags( $new_instance['number'] );
$instance['child_of'] = strip_tags( $new_instance['child_of'] );
$instance['current_category'] = strip_tags( $new_instance['current_category'] );
$instance['feed'] = strip_tags( $new_instance['feed'] );
$instance['feed_image'] = strip_tags( $new_instance['feed_image'] );
$instance['search'] = strip_tags( $new_instance['search'] );
$instance['hierarchical'] = ( isset( $new_instance['hierarchical'] ) ? 1 : 0 );
$instance['use_desc_for_title'] = ( isset( $new_instance['use_desc_for_title'] ) ? 1 : 0 );
$instance['show_last_update'] = ( isset( $new_instance['show_last_update'] ) ? 1 : 0 );
$instance['show_count'] = ( isset( $new_instance['show_count'] ) ? 1 : 0 );
$instance['hide_empty'] = ( isset( $new_instance['hide_empty'] ) ? 1 : 0 );
return $instance;
}
/**
* Displays the widget control options in the Widgets admin screen.
* @since 0.6.0
*/
function form( $instance ) {
/* Set up the default form values. */
$defaults = array(
'title' => esc_attr__( 'Categories', $this->textdomain ),
'taxonomy' => 'category',
'style' => 'list',
'include' => array(),
'exclude' => array(),
'exclude_tree' => '',
'child_of' => '',
'current_category' => '',
'search' => '',
'hierarchical' => true,
'hide_empty' => true,
'order' => 'ASC',
'orderby' => 'name',
'depth' => 0,
'number' => '',
'feed' => '',
'feed_type' => '',
'feed_image' => '',
'use_desc_for_title' => false,
'show_last_update' => false,
'show_count' => false,
);
/* Merge the user-selected arguments with the defaults. */
$instance = wp_parse_args( (array) $instance, $defaults );
/*