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<?php |
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/** |
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* Menus Widget |
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* |
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* @package Essential_Widgets |
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*/ |
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|
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|
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/** |
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* Makes a custom Widget for Displaying About |
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* |
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* Learn more: http://codex.wordpress.org/Widgets_API#Developing_Widgets |
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* |
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* @package Essential_Widgets |
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*/ |
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class EW_Menus extends WP_Widget { |
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|
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/** |
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* Holds widget settings defaults, populated in constructor. |
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* |
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* @var array |
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*/ |
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protected $defaults; |
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|
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function __construct() { |
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|
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$this->defaults = array( |
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'title' => esc_attr__( 'Navigation', 'essential-widgets' ), |
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'menu' => '', |
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'container' => 'div', |
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'container_id' => '', |
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'container_class' => '', |
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'menu_id' => '', |
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'menu_class' => 'nav-menu', |
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'depth' => 0, |
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'before' => '', |
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'after' => '', |
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'link_before' => '', |
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'link_after' => '', |
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'fallback_cb' => 'wp_page_menu', |
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); |
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|
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$widget_ops = array( |
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'classname' => 'essential-widgets ew-menus ewmenus widget_nav_menu', |
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'description' => esc_html__( 'Displays a list of menus.', 'essential-widgets' ), |
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); |
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|
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$control_ops = array( |
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'id_base' => 'ew-menus', |
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); |
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|
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parent::__construct( |
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'ew-menus', // Base ID |
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esc_html__( 'EW: Menus', 'essential-widgets' ), // Name |
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$widget_ops, |
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$control_ops |
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); |
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} |
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|
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/** |
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* Displays the widget control options in the Widgets admin screen. |
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* |
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* @since 1.0.0 |
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* @access public |
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* @param array $instance |
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* @param void |
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*/ |
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public function form( $instance ) { |
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|
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// Merge the user-selected arguments with the defaults. |
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$instance = wp_parse_args( (array) $instance, $this->defaults ); |
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|
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$container = apply_filters( 'wp_nav_menu_container_allowedtags', array( 'div', 'nav' ) ); ?> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Title:', 'essential-widgets' ); ?> |
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<input type="text" class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'title' ) ); ?>" value="<?php echo esc_attr( $instance['title'] ); ?>" placeholder="<?php echo esc_attr( $this->defaults['title'] ); ?>" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Menu:', 'essential-widgets' ); ?> |
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|
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<select class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'menu' ) ); ?>"> |
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<option value=""></option> |
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|
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<?php foreach ( wp_get_nav_menus() as $menu ) : ?> |
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|
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<option value="<?php echo esc_attr( $menu->term_id ); ?>" <?php selected( $instance['menu'], $menu->term_id ); ?>><?php echo esc_html( $menu->name ); ?></option> |
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|
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<?php endforeach; ?> |
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|
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</select> |
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</label> |
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</p> |
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<p> |
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<label> |
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<?php esc_html_e( 'Container:', 'essential-widgets' ); ?> |
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|
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<select class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'container' ) ); ?>"> |
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|
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<?php foreach ( $container as $option ) : ?> |
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|
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<option value="<?php echo esc_attr( $option ); ?>" <?php selected( $instance['container'], $option ); ?>><?php echo esc_html( $option ); ?></option> |
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|
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<?php endforeach; ?> |
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|
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</select> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Container ID:', 'essential-widgets' ); ?> |
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<input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'container_id' ) ); ?>" value="<?php echo esc_attr( $instance['container_id'] ); ?>" placeholder="<?php echo esc_html__( 'example' ); ?>" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Container Class:', 'essential-widgets' ); ?> |
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<input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'container_class' ) ); ?>" value="<?php echo esc_attr( $instance['container_class'] ); ?>" placeholder="<?php echo esc_html__( 'example' ); ?>" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Menu ID:', 'essential-widgets' ); ?> |
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<input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'menu_id' ) ); ?>" value="<?php echo esc_attr( $instance['menu_id'] ); ?>" placeholder="<?php echo esc_html__( 'example' ); ?>" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Menu Class:', 'essential-widgets' ); ?> |
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<input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'menu_class' ) ); ?>" value="<?php echo esc_attr( $instance['menu_class'] ); ?>" placeholder="<?php echo esc_html__( 'example' ); ?>" /> |
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</label> |
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</p> |
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|
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<p class="button-primary more"><?php esc_html_e( 'More Options', 'essential-widgets' ); ?><i class="dashicons dashicons-arrow-down"></i></p> |
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|
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<div class="advanced-section"> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Depth:', 'essential-widgets' ); ?> |
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<input type="number" class="widefat" size="5" min="0" name="<?php echo esc_attr( $this->get_field_name( 'depth' ) ); ?>" value="<?php echo esc_attr( $instance['depth'] ); ?>" placeholder="0" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Before:', 'essential-widgets' ); ?> |
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<input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'before' ) ); ?>" value="<?php echo esc_attr( $instance['before'] ); ?>" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'After:', 'essential-widgets' ); ?> |
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<input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'after' ) ); ?>" value="<?php echo esc_attr( $instance['after'] ); ?>" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Link Before:', 'essential-widgets' ); ?> |
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<input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'link_before' ) ); ?>" value="<?php echo esc_attr( $instance['link_before'] ); ?>" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Link After:', 'essential-widgets' ); ?> |
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<input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'link_after' ) ); ?>" value="<?php echo esc_attr( $instance['link_after'] ); ?>" /> |
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</label> |
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</p> |
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|
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<p> |
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<label> |
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<?php esc_html_e( 'Fallback Callback Function:', 'essential-widgets' ); ?> |
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<input type="text" class="widefat" name="<?php echo esc_attr( $this->get_field_name( 'fallback_cb' ) ); ?>" value="<?php echo esc_attr( $instance['fallback_cb'] ); ?>" placeholder="wp_page_menu" /> |
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</label> |
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</p> |
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|
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</div><!-- .advanced-section --> |
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|
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<div style="clear:both;"> </div> |
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<?php } |
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|
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/** |
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* update the particular instant |
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* |
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* This function should check that $new_instance is set correctly. |
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* The newly calculated value of $instance should be returned. |
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* If "false" is returned, the instance won't be saved/updated. |
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* |
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* $new_instance New settings for this instance as input by the user via form() |
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* $old_instance Old settings for this instance |
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* Settings to save or bool false to cancel saving |
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*/ |
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function update( $new_instance, $old_instance ) { |
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$instance = $old_instance; |
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|
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// Sanitize title. |
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$instance['title'] = sanitize_text_field( $new_instance['title'] ); |
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|
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// Strip tags. |
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$instance['menu'] = strip_tags( $new_instance['menu'] ); |
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|
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// Whitelist options. |
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$container = apply_filters( 'wp_nav_menu_container_allowedtags', array( 'div', 'nav' ) ); |
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|
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$instance['container'] = in_array( $new_instance['container'], $container ) ? $new_instance['container'] : 'div'; |
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|
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// Integers. |
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$instance['depth'] = absint( $new_instance['depth'] ); |
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|
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// HTML class. |
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$instance['container_id'] = sanitize_html_class( $new_instance['container_id'] ); |
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$instance['container_class'] = sanitize_html_class( $new_instance['container_class'] ); |
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$instance['menu_id'] = sanitize_html_class( $new_instance['menu_id'] ); |
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$instance['menu_class'] = sanitize_html_class( $new_instance['menu_class'] ); |
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|
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// Text boxes. Make sure user can use 'unfiltered_html'. |
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$instance['before'] = current_user_can( 'unfiltered_html' ) ? $new_instance['before'] : wp_kses_post( $new_instance['before'] ); |
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$instance['after'] = current_user_can( 'unfiltered_html' ) ? $new_instance['after'] : wp_kses_post( $new_instance['after'] ); |
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$instance['link_before'] = current_user_can( 'unfiltered_html' ) ? $new_instance['link_before'] : wp_kses_post( $new_instance['link_before'] ); |
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$instance['link_after'] = current_user_can( 'unfiltered_html' ) ? $new_instance['link_after'] : wp_kses_post( $new_instance['link_after'] ); |
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|
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// Function name. |
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$instance['fallback_cb'] = empty( $new_instance['fallback_cb'] ) || function_exists( $new_instance['fallback_cb'] ) ? $new_instance['fallback_cb'] : 'wp_page_menu'; |
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|
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// Return sanitized options. |
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return $instance; |
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} |
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|
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/** |
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* Displays the Widget in the front-end. |
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* |
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* $args Display arguments including before_title, after_title, before_widget, and after_widget. |
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* $instance The settings for the particular instance of the widget |
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*/ |
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function widget( $args, $instance ) { |
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|
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// Set the $args for wp_nav_menu() to the $instance array. |
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$instance = wp_parse_args( $instance, $this->defaults ); |
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|
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// Overwrite the $echo argument and set it to false. |
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$instance['echo'] = false; |
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|
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// Output the sidebar's $before_widget wrapper. |
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echo $args['before_widget']; |
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|
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// If a title was input by the user, display it. |
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if ( ! empty( $instance['title'] ) ) |
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echo $args['before_title'] . apply_filters( 'widget_title', $instance['title'], $instance, $this->id_base ) . $args['after_title']; |
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|
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// Output the nav menu. |
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echo str_replace( array( "\r", "\n", "\t" ), '', wp_nav_menu( $instance ) ); |
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|
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// Close the sidebar's widget wrapper. |
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echo $args['after_widget']; |
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} |
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} |
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|
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/** |
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* Intiate Menu_Widget Class. |
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* |
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* @since 1.0.0 |
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*/ |
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function ew_menu_register() { |
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register_widget( 'EW_Menus' ); |
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} |
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add_action( 'widgets_init', 'ew_menu_register' ); |
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|
