Defined (1)

The class is defined in the following location(s).

/class.bcn_widget.php  

class bcn_widget extends WP_Widget 
{ 
    const version = '5.5.0'; 
    protected $defaults = array('title' => '', 'pretext' => '', 'type' => 'microdata', 'linked' => true, 'reverse' => false, 'front' => false); 
    //Default constructor 
    function __construct() 
    { 
        //@see https://core.trac.wordpress.org/ticket/10527 
        if(!is_textdomain_loaded('breadcrumb-navxt')) 
        { 
            load_plugin_textdomain('breadcrumb-navxt', false, 'breadcrumb-navxt/languages'); 
        } 
        $ops = array('classname' => 'widget_breadcrumb_navxt', 'description' => __('Adds a breadcrumb trail to your sidebar', 'breadcrumb-navxt')); 
        parent::__construct('bcn_widget', 'Breadcrumb NavXT', $ops); 
    } 
    function widget($args, $instance) 
    { 
        //Make sure we grab defaults in the case of out of date instance settings being sent 
        $instance =  wp_parse_args((array) $instance, $this->defaults); 
        $instance['title'] = apply_filters('widget_title', $instance['title'], $instance, $this->id_base); 
        $instance['pretext'] = apply_filters('widget_text', $instance['pretext'], $instance); 
        //A bit of a hack but we need the DB settings to know if we should exit early 
        $opt = get_option('bcn_options'); 
        //If we are on the front page and don't display on the front, return early 
        if($instance['front'] && is_front_page() && !(is_paged() && $opt['bpaged_display'])) 
        { 
            return; 
        } 
        //Manditory before widget junk 
        echo $args['before_widget']; 
        if(!empty($instance['title'])) 
        { 
            echo $args['before_title'] . $instance['title'] . $args['after_title']; 
        } 
        //We'll want to switch between the two breadcrumb output types 
        if($instance['type'] == 'list') 
        { 
            //Display the list output breadcrumb 
            echo $instance['pretext'] . '<ol class="breadcrumb_trail breadcrumbs">'; 
            bcn_display_list(false, $instance['linked'], $instance['reverse']); 
            echo '</ol>'; 
        } 
        else if($instance['type'] == 'microdata') 
        { 
            echo '<div class="breadcrumbs" vocab="http://schema.org/" typeof="BreadcrumbList">' . $instance['pretext']; 
            //Display the regular output breadcrumb 
            bcn_display(false, $instance['linked'], $instance['reverse']); 
            echo '</div>'; 
        } 
        else if($instance['type'] == 'plain') 
        { 
            //Display the pretext 
            echo $instance['pretext']; 
            //Display the regular output breadcrumb 
            bcn_display(false, $instance['linked'], $instance['reverse']); 
        } 
        else 
        { 
            //If we recieved a type that is not of the built in displays, it must be relegated to an extension plugin 
            do_action('bcn_widget_display_trail', $instance); 
        } 
        //Manditory after widget junk 
        echo $args['after_widget']; 
    } 
    function update($new_instance, $old_instance) 
    { 
        //Filter out anything that could be invalid 
        $old_instance['title'] = strip_tags($new_instance['title']); 
        $old_instance['pretext'] = strip_tags($new_instance['pretext']); 
        $old_instance['type'] = strip_tags($new_instance['type']); 
        $old_instance['linked'] = isset($new_instance['linked']); 
        $old_instance['reverse'] = isset($new_instance['reverse']); 
        $old_instance['front'] = isset($new_instance['front']); 
        return $old_instance; 
    } 
    function form($instance) 
    { 
        $instance = wp_parse_args((array) $instance, $this->defaults);?> 
        <p> 
            <label for="<?php echo $this->get_field_id('title'); ?>"> <?php _e('Title:', 'breadcrumb-navxt'); ?></label> 
            <input class="widefat" type="text" name="<?php echo $this->get_field_name('title'); ?>" id="<?php echo $this->get_field_id('title'); ?>" value="<?php echo esc_attr($instance['title']);?>" /> 
        </p> 
        <p> 
            <label for="<?php echo $this->get_field_id('pretext'); ?>"> <?php _e('Text to show before the trail:', 'breadcrumb-navxt'); ?></label> 
            <input class="widefat" type="text" name="<?php echo $this->get_field_name('pretext'); ?>" id="<?php echo $this->get_field_id('pretext'); ?>" value="<?php echo esc_attr($instance['pretext']);?>" /> 
        </p> 
        <p> 
            <label for="<?php echo $this->get_field_id('type'); ?>"> <?php _e('Output trail as:', 'breadcrumb-navxt'); ?></label> 
            <select name="<?php echo $this->get_field_name('type'); ?>" id="<?php echo $this->get_field_id('type'); ?>"> 
                <option value="list" <?php selected('list', $instance['type']);?>><?php _e('List', 'breadcrumb-navxt'); ?></option> 
                <option value="microdata" <?php selected('microdata', $instance['type']);?>><?php _e('Google (RDFa) Breadcrumbs', 'breadcrumb-navxt'); ?></option> 
                <option value="plain" <?php selected('plain', $instance['type']);?>><?php _e('Plain', 'breadcrumb-navxt'); ?></option> 
                <?php do_action('bcn_widget_display_types', $instance);?> 
            </select> 
        </p> 
        <p> 
            <input class="checkbox" type="checkbox" name="<?php echo $this->get_field_name('linked'); ?>" id="<?php echo $this->get_field_id('linked'); ?>" value="true" <?php checked(true, $instance['linked']);?> /> 
            <label for="<?php echo $this->get_field_id('linked'); ?>"> <?php _e('Link the breadcrumbs', 'breadcrumb-navxt'); ?></label><br /> 
            <input class="checkbox" type="checkbox" name="<?php echo $this->get_field_name('reverse'); ?>" id="<?php echo $this->get_field_id('reverse'); ?>" value="true" <?php checked(true, $instance['reverse']);?> /> 
            <label for="<?php echo $this->get_field_id('reverse'); ?>"> <?php _e('Reverse the order of the trail', 'breadcrumb-navxt'); ?></label><br /> 
            <input class="checkbox" type="checkbox" name="<?php echo $this->get_field_name('front'); ?>" id="<?php echo $this->get_field_id('front'); ?>" value="true" <?php checked(true, $instance['front']);?> /> 
            <label for="<?php echo $this->get_field_id('front'); ?>"> <?php _e('Hide the trail on the front page', 'breadcrumb-navxt'); ?></label><br /> 
        </p> 
        <?php 
    } 
}