0byt3m1n1-V2
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[
Home
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File: consua-navwalker.php
<?php /** * WP Bootstrap Navwalker * * @package WP-Bootstrap-Navwalker */ /** * Class Name: Consua_Bootstrap_Navwalker * Plugin Name: WP Bootstrap Navwalker * Plugin URI: https://github.com/wp-bootstrap/wp-bootstrap-navwalker * Description: A custom WordPress nav walker class to implement the Bootstrap 3 navigation style in a custom theme using the WordPress built in menu manager. * Author: Edward McIntyre - @twittem, WP Bootstrap * Version: 2.0.5 * Author URI: https://github.com/wp-bootstrap * GitHub Plugin URI: https://github.com/wp-bootstrap/wp-bootstrap-navwalker * GitHub Branch: master * License: GPL-3.0+ * License URI: https://www.gnu.org/licenses/gpl-3.0.txt */ /* Check if Class Exists. */ if ( ! class_exists( 'Consua_Bootstrap_Navwalker' ) ) { /** * WP_Bootstrap_Navwalker class. * * @extends Walker_Nav_Menu */ class Consua_Bootstrap_Navwalker extends Walker_Nav_Menu { /** * Start Level. * * @see Walker::start_lvl() * @since 3.0.0 * * @access public * @param mixed $output Passed by reference. Used to append additional content. * @param int $depth (default: 0) Depth of page. Used for padding. * @param array $args (default: array()) Arguments. * @return void */ public function start_lvl( &$output, $depth = 0, $args = array() ) { $indent = str_repeat( "\t", $depth ); $output .= "\n$indent<ul class=\" dropdown-menu\" >\n"; } /** * Start El. * * @see Walker::start_el() * @since 3.0.0 * * @access public * @param mixed $output Passed by reference. Used to append additional content. * @param mixed $item Menu item data object. * @param int $depth (default: 0) Depth of menu item. Used for padding. * @param array $args (default: array()) Arguments. * @param int $id (default: 0) Menu item ID. * @return void */ public function start_el( &$output, $item, $depth = 0, $args = array(), $id = 0 ) { $indent = ( $depth ) ? str_repeat( "\t", $depth ) : ''; /** * Dividers, Headers or Disabled * ============================= * Determine whether the item is a Divider, Header, Disabled or regular * menu item. To prevent errors we use the strcasecmp() function to so a * comparison that is not case sensitive. The strcasecmp() function returns * a 0 if the strings are equal. */ if ( strcasecmp( $item->attr_title, 'divider' ) == 0 && $depth === 1 ) { $output .= $indent . '<li role="presentation" class="divider">'; } else if ( strcasecmp( $item->title, 'divider') == 0 && $depth === 1 ) { $output .= $indent . '<li role="presentation" class="divider">'; } else if ( strcasecmp( $item->attr_title, 'dropdown-header') == 0 && $depth === 1 ) { $output .= $indent . '<li role="presentation" class="dropdown-header">' . esc_attr( $item->title ); } else if ( strcasecmp($item->attr_title, 'disabled' ) == 0 ) { $output .= $indent . '<li role="presentation" class="disabled"><a href="#">' . esc_attr( $item->title ) . '</a>'; } else { $class_names = $value = ''; $classes = empty( $item->classes ) ? array() : (array) $item->classes; $classes[] = 'menu-item-' . $item->ID; $class_names = join( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item, $args ) ); if ( $args->has_children ) $class_names .= ' dropdown'; if ( in_array( 'current-menu-item', $classes ) ) $class_names .= ' active'; $class_names = $class_names ? ' class="' . esc_attr( $class_names ) . '"' : ''; $id = apply_filters( 'nav_menu_item_id', 'menu-item-'. $item->ID, $item, $args ); $id = $id ? ' id="' . esc_attr( $id ) . '"' : ''; $output .= $indent . '<li' . $id . $value . $class_names .'>'; $atts = array(); $atts['title'] = ! empty( $item->title ) ? $item->title : ''; $atts['target'] = ! empty( $item->target ) ? $item->target : ''; $atts['rel'] = ! empty( $item->xfn ) ? $item->xfn : ''; $atts['href'] = ! empty( $item->url ) ? $item->url : ''; // If item has_children add atts to a. if ( $args->has_children && $depth === 0 ) { $atts['class'] = 'dropdown-toggle'; $atts['data-toggle'] = 'dropdown'; } if ( $args->has_children && $depth === 1 ) { $atts['class'] = 'dropdown-toggle'; $atts['data-toggle'] = 'dropdown'; } if ( $args->has_children && $depth === 2 ) { $atts['class'] = 'dropdown-toggle'; $atts['data-toggle'] = 'dropdown'; } $atts = apply_filters( 'nav_menu_link_attributes', $atts, $item, $args ); $attributes = ''; foreach ( $atts as $attr => $value ) { if ( ! empty( $value ) ) { $value = ( 'href' === $attr ) ? esc_url( $value ) : esc_attr( $value ); $attributes .= ' ' . $attr . '="' . $value . '"'; } } $item_output = $args->before; /* * Glyphicons * =========== * Since the the menu item is NOT a Divider or Header we check the see * if there is a value in the attr_title property. If the attr_title * property is NOT null we apply it as the class name for the glyphicon. */ if ( ! empty( $item->attr_title ) ) $item_output .= '<a class="'.esc_attr( $item->attr_title ).'" '. $attributes .'>'; else $item_output .= '<a '. $attributes .'>'; $item_output .= $args->link_before . apply_filters( 'the_title', $item->title, $item->ID ) . $args->link_after; $item_output .= ( $args->has_children && 1 === $depth ) ? '</a>' : '</a>'; $item_output .= $args->after; $output .= apply_filters( 'walker_nav_menu_start_el', $item_output, $item, $depth, $args ); } } /** * Traverse elements to create list from elements. * * Display one element if the element doesn't have any children otherwise, * display the element and its children. Will only traverse up to the max * depth and no ignore elements under that depth. * * This method shouldn't be called directly, use the walk() method instead. * * @see Walker::start_el() * @since 2.5.0 * * @access public * @param mixed $element Data object. * @param mixed $children_elements List of elements to continue traversing. * @param mixed $max_depth Max depth to traverse. * @param mixed $depth Depth of current element. * @param mixed $args Arguments. * @param mixed $output Passed by reference. Used to append additional content. * @return null Null on failure with no changes to parameters. */ public function display_element( $element, &$children_elements, $max_depth, $depth, $args, &$output ) { if ( ! $element ) { return; } $id_field = $this->db_fields['id']; // Display this element. if ( is_object( $args[0] ) ) { $args[0]->has_children = ! empty( $children_elements[ $element->$id_field ] ); } parent::display_element( $element, $children_elements, $max_depth, $depth, $args, $output ); } /** * Menu Fallback * ============= * If this function is assigned to the wp_nav_menu's fallback_cb variable * and a menu has not been assigned to the theme location in the WordPress * menu manager the function with display nothing to a non-logged in user, * and will add a link to the WordPress menu manager if logged in as an admin. * * @param array $args passed from the wp_nav_menu function. */ public static function fallback( $args ) { if ( current_user_can( 'edit_theme_options' ) ) { /* Get Arguments. */ $container = $args['container']; $container_id = $args['container_id']; $container_class = $args['container_class']; $menu_class = $args['menu_class']; $menu_id = $args['menu_id']; if ( $container ) { echo '<' . esc_attr( $container ); if ( $container_id ) { echo ' id="' . esc_attr( $container_id ) . '"'; } if ( $container_class ) { echo ' class="' . sanitize_html_class( $container_class ) . '"'; } echo '>'; } echo '<ul'; if ( $menu_id ) { echo ' id="' . esc_attr( $menu_id ) . '"'; } if ( $menu_class ) { echo ' class="' . esc_attr( $menu_class ) . '"'; } echo '>'; echo '<li><a href="' . esc_url( admin_url( 'nav-menus.php' ) ) . '">' . esc_attr( 'Add a menu', 'consua' ) . '</a></li>'; echo '</ul>'; if ( $container ) { echo '</' . esc_attr( $container ) . '>'; } } } } } // End if().
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