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<?php |
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|
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////////////////////////////////////////////////////////////// |
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//=========================================================== |
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// nav_walker.php |
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//=========================================================== |
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// PAGELAYER |
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// Inspired by the DESIRE to be the BEST OF ALL |
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// ---------------------------------------------------------- |
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// Started by: Pulkit Gupta |
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// Date: 23rd Jan 2017 |
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// Time: 23:00 hrs |
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// Site: http://pagelayer.com/wordpress (PAGELAYER) |
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// ---------------------------------------------------------- |
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// Please Read the Terms of use at http://pagelayer.com/tos |
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// ---------------------------------------------------------- |
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//=========================================================== |
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// (c)Pagelayer Team |
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//=========================================================== |
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////////////////////////////////////////////////////////////// |
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|
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// Are we being accessed directly ? |
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if(!defined('PAGELAYER_VERSION')) { |
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exit('Hacking Attempt !'); |
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} |
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|
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if ( ! class_exists( 'Pagelayer_Walker_Nav_Menu' ) ) { |
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|
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class Pagelayer_Walker_Nav_Menu extends Walker_Nav_Menu{ |
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|
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|
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// Starts the list before the elements are added. |
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public function start_lvl( &$output, $depth = 0, $args = null ) { |
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if ( isset( $args->item_spacing ) && 'discard' === $args->item_spacing ) { |
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$t = ''; |
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$n = ''; |
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} else { |
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$t = "\t"; |
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$n = "\n"; |
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} |
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$indent = str_repeat( $t, $depth ); |
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|
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// Default class. |
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$classes = array( 'sub-menu' ); |
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|
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// Filters the CSS class(es) applied to a menu list element. |
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$class_names = implode( ' ', apply_filters( 'nav_menu_submenu_css_class', $classes, $args, $depth ) ); |
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$class_names = $class_names ? ' class="' . esc_attr( $class_names ) . '"' : ''; |
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|
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$output .= "{$n}{$indent}<ul$class_names>{$n}"; |
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} |
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|
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// Ends the list of after the elements are added. |
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public function end_lvl( &$output, $depth = 0, $args = null ) { |
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if ( isset( $args->item_spacing ) && 'discard' === $args->item_spacing ) { |
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$t = ''; |
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$n = ''; |
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} else { |
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$t = "\t"; |
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$n = "\n"; |
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} |
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$indent = str_repeat( $t, $depth ); |
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$output .= "$indent</ul>{$n}"; |
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} |
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|
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// Starts the element output. |
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public function start_el( &$output, $item, $depth = 0, $args = null, $id = 0 ) { |
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if ( isset( $args->item_spacing ) && 'discard' === $args->item_spacing ) { |
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$t = ''; |
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$n = ''; |
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} else { |
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$t = "\t"; |
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$n = "\n"; |
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} |
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$indent = ( $depth ) ? str_repeat( $t, $depth ) : ''; |
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|
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// Menu setting keys |
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$keys = array('_pagelayer_content'); |
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|
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foreach($keys as $key){ |
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$menu_item_setting = get_post_meta( $item->ID, $key, true ); |
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|
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if(!empty($menu_item_setting)){ |
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$item->$key = $menu_item_setting; |
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} |
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} |
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|
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$classes = empty( $item->classes ) ? array() : (array) $item->classes; |
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$classes[] = 'menu-item-' . $item->ID; |
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|
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// Get custom setting data |
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$item_content = $this->get_item_data($item, '_pagelayer_content'); |
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|
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$settings = array(); |
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$pagelayer_has_content = 0; |
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|
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if(!empty($item_content) && has_blocks($item_content)){ |
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|
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$blocks = parse_blocks($item_content); |
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|
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$attrs = array(); |
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|
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foreach($blocks as $index => $block){ |
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if($block['blockName'] != 'pagelayer/pl_nav_menu_item'){ |
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continue; |
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} |
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|
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// Overrig the menu ID to apply css and others |
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foreach($item as $kk => $vv){ |
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if($kk == '_pagelayer_content'){ |
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continue; |
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} |
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|
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$block['attrs'][$kk] = $vv; |
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} |
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|
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$settings = $block['attrs']; |
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|
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// Add settings to $item |
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foreach($settings as $skey => $sval){ |
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|
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if(isset($item->$skey)){ |
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continue; |
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} |
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|
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$item->$skey = $sval; |
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} |
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|
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if(!empty($block['innerBlocks'])){ |
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$pagelayer_has_content = $this->has_block_content($block['innerBlocks']); |
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} |
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|
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$blocks[$index] = $block; |
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} |
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|
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$item_content = serialize_blocks($blocks); |
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} |
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|
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$pagelayer_has_content = pagelayer_is_live() ? 1 : $pagelayer_has_content; |
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|
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// Get menu type |
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$menu_type = $this->get_item_data($item, 'menu_type'); |
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|
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if(!empty($menu_type) && $menu_type == 'mega' && $depth == 0 && !empty($pagelayer_has_content)){ |
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$classes[] = 'pagelayer-mega-menu-item'; |
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} |
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|
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if(!empty($menu_type) && $menu_type == 'column' && $depth == 0){ |
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$classes[] = 'pagelayer-mega-column-item'; |
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} |
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|
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$menu_icon_class = $this->get_item_data($item, 'icon_position'); |
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if(!empty($menu_icon_class)){ |
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$classes[] = 'pagelayer-nav-menu-icon-'.$menu_icon_class; |
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} |
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|
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// Filters the arguments for a single nav menu item. |
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$args = apply_filters( 'nav_menu_item_args', $args, $item, $depth ); |
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|
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// Filters the CSS classes applied to a menu item's list item element. |
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$class_names = implode( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item, $args, $depth ) ); |
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$class_names = $class_names ? ' class="' . esc_attr( $class_names ) . '"' : ''; |
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|
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// Filters the ID applied to a menu item's list item element. |
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$id = apply_filters( 'nav_menu_item_id', 'menu-item-' . $item->ID, $item, $args, $depth ); |
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$id = $id ? ' id="' . esc_attr( $id ) . '"' : ''; |
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|
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$output .= $indent . '<li' . $id . $class_names . '>'; |
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|
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$atts = array(); |
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$atts['title'] = ! empty( $item->attr_title ) ? $item->attr_title : ''; |
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$atts['target'] = ! empty( $item->target ) ? $item->target : ''; |
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if ( '_blank' === $item->target && empty( $item->xfn ) ) { |
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$atts['rel'] = 'noopener'; |
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} else { |
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$atts['rel'] = $item->xfn; |
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} |
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$atts['href'] = ! empty( $item->url ) ? $item->url : ''; |
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$atts['aria-current'] = $item->current ? 'page' : ''; |
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|
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// Filters the HTML attributes applied to a menu item's anchor element. |
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$atts = apply_filters( 'nav_menu_link_attributes', $atts, $item, $args, $depth ); |
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|
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$attributes = ''; |
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foreach ( $atts as $attr => $value ) { |
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if ( is_scalar( $value ) && '' !== $value && false !== $value ) { |
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$value = ( 'href' === $attr ) ? esc_url( $value ) : esc_attr( $value ); |
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|
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// Get disable links |
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$disable_link = $this->get_item_data($item, 'disable_link'); |
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if ( 'href' === $attr && !empty($disable_link) ) { |
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$value = 'javascript:void(0)'; |
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} |
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$attributes .= ' ' . $attr . '="' . $value . '"'; |
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} |
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} |
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|
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/** This filter is documented in wp-includes/post-template.php */ |
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$title = $this->get_item_data($item, 'title'); |
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$title = apply_filters( 'the_title', $title, $item->ID ); |
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|
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// Filters a menu item's title. |
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$title = apply_filters( 'nav_menu_item_title', $title, $item, $args, $depth ); |
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|
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$item_output = $args->before; |
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$item_output .= '<a' . $attributes . '>'; |
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|
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// Add menu icon |
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$menu_icon = $this->get_item_data($item, 'menu_icon'); |
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if (!empty($menu_icon)) { |
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$item_output .= '<i class="pagelayer-menu-icon '.$menu_icon.'"></i>'; |
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} |
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|
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$item_output .= '<span class="pagelayer-nav-menu-title">' . $args->link_before . $title . $args->link_after .'</span>'; |
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|
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// Add highlight lable |
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$highlight_label = $this->get_item_data($item, 'highlight_label'); |
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if (!empty($highlight_label)) { |
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$item_output .= '<span class="pagelayer-menu-highlight">'.$highlight_label.'</span>'; |
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} |
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|
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$item_output .= '</a>'; |
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$item_output .= $args->after; |
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|
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$mega_class = 'pagelayer-mega-editor-'.$item->ID; |
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|
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$item_output .= '<div class="pagelayer-mega-menu '.$mega_class.'">'; |
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|
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// Add mega menu |
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if(!empty($item_content)){ |
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$item_content = pagelayer_the_content($item_content, true); |
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|
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// Change the pagelayer ID |
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$item_output .= pagelayer_change_id($item_content); |
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} |
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|
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$item_output .= '</div>'; |
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|
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// Filters a menu item's starting output. |
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$output .= apply_filters( 'walker_nav_menu_start_el', $item_output, $item, $depth, $args ); |
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} |
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|
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// Ends the element output, if needed. |
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public function end_el( &$output, $item, $depth = 0, $args = null ) { |
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if ( isset( $args->item_spacing ) && 'discard' === $args->item_spacing ) { |
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$t = ''; |
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$n = ''; |
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} else { |
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$t = "\t"; |
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$n = "\n"; |
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} |
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$output .= "</li>{$n}"; |
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} |
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|
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// Get the post value |
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public function get_item_data( $item, $name ) { |
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|
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if(pagelayer_is_live() && isset($_REQUEST['pagelayer_nav_items']) && isset($_REQUEST['pagelayer_nav_items'][$item->ID][$name]) ){ |
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$data = $_REQUEST['pagelayer_nav_items'][$item->ID][$name]; |
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|
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// If Title is empty |
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if(empty($data) && $name == 'title'){ |
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$_item = clone $item; |
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$_item->post_title = ''; |
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$_item = wp_setup_nav_menu_item($_item); |
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return $_item->title; |
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} |
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|
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if(!empty($data) && $name == '_pagelayer_content'){ |
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$data = base64_decode($data); |
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} |
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|
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return stripslashes_deep($data); |
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} |
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|
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return @$item->$name; |
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} |
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|
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// Check the block has inner block |
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public function has_block_content( $blocks ) { |
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|
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$tags = array('pagelayer/pl_row', 'pagelayer/pl_inner_row', 'pagelayer/pl_col', 'pagelayer/pl_inner_col'); |
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$has_content = 0; |
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|
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foreach($blocks as $block){ |
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if(!in_array( $block['blockName'], $tags) || !empty($has_content)){ |
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$has_content = 1; |
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break; |
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} |
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|
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if(empty($block['innerBlocks']) ){ |
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continue; |
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} |
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|
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$has_content = $this->has_block_content($block['innerBlocks']); |
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} |
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|
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return $has_content; |
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} |
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|
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} |
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|
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} |
