<?php
/**
 *  /!\ This is a copy of Walker_Nav_Menu_Edit class in core
 * 
 * Create HTML list of nav menu input items.
 *
 * @package WordPress
 * @since 3.0.0
 * @uses Walker_Nav_Menu
 */

// Exit if accessed directly
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}






class Walker_Nav_Menu_Edit_Custom extends Walker_Nav_Menu  {
	/**
	 * @see Walker_Nav_Menu::start_lvl()
	 * @since 3.0.0
	 *
	 * @param string $output Passed by reference.
	 */
	function start_lvl(&$output, $depth = 0, $args = Array()) {	
	}
	
	/**
	 * @see Walker_Nav_Menu::end_lvl()
	 * @since 3.0.0
	 *
	 * @param string $output Passed by reference.
	 */
	function end_lvl(&$output, $depth = 0, $args = Array()) {
	}
	
	/**
	 * @see Walker::start_el()
	 * @since 3.0.0
	 *
	 * @param string $output Passed by reference. Used to append additional content.
	 * @param object $item Menu item data object.
	 * @param int $depth Depth of menu item. Used for padding.
	 * @param object $args
	 */
	function start_el(&$output, $item, $depth = 0, $args = Array(), $current_object_id = 0) {
		global $_wp_nav_menu_max_depth;
		
		$_wp_nav_menu_max_depth = $depth > $_wp_nav_menu_max_depth ? $depth : $_wp_nav_menu_max_depth;
	
		$indent = ( $depth ) ? str_repeat( "\t", $depth ) : '';
	
		ob_start();
		$item_id = esc_attr( $item->ID );
		$removed_args = array(
			'action',
			'customlink-tab',
			'edit-menu-item',
			'menu-item',
			'page-tab',
			'_wpnonce',
		);
	
		$original_title = '';
		if ( 'taxonomy' == $item->type ) {
			$original_title = get_term_field( 'name', $item->object_id, $item->object, 'raw' );
			if ( is_wp_error( $original_title ) )
				$original_title = false;
		} elseif ( 'post_type' == $item->type ) {
			$original_object = get_post( $item->object_id );
			$original_title = $original_object->post_title;
		}
	
		$classes = array(
			'menu-item menu-item-depth-' . $depth,
			'menu-item-' . esc_attr( $item->object ),
			'menu-item-edit-' . ( ( isset( $_GET['edit-menu-item'] ) && $item_id == $_GET['edit-menu-item'] ) ? 'active' : 'inactive'),
		);
	
		$title = $item->title;
	
		if ( ! empty( $item->_invalid ) ) {
			$classes[] = 'menu-item-invalid';
			/* translators: %s: title of menu item which is invalid */
			$title = sprintf( esc_html__( '%s (Invalid)', 'ux-shop' ), $item->title );
		} elseif ( isset( $item->post_status ) && 'draft' == $item->post_status ) {
			$classes[] = 'pending';
			/* translators: %s: title of menu item in draft status */
			$title = sprintf( esc_html__('%s (Pending)', 'ux-shop'), $item->title );
		}
	
		$title = empty( $item->label ) ? $title : $item->label;
	
		?>
		<li id="menu-item-<?php echo esc_attr( $item_id ); ?>" class="<?php echo esc_attr( implode(' ', $classes ) ); ?>">
			<dl class="menu-item-bar">
				<dt class="menu-item-handle">
					<span class="item-title"><?php echo esc_html( $title ); ?></span>
					<span class="item-controls">
						<span class="item-type"><?php echo esc_html( $item->type_label ); ?></span>
						<span class="item-order hide-if-js">
							<a href="<?php
								echo wp_nonce_url(
									add_query_arg(
										array(
											'action' => 'move-up-menu-item',
											'menu-item' => $item_id,
										),
										remove_query_arg($removed_args, admin_url( 'nav-menus.php' ) )
									),
									'move-menu_item'
								);
							?>" class="item-move-up"><abbr title="<?php esc_attr_e('Move up', 'ux-shop'); ?>">&#8593;</abbr></a>
							|
							<a href="<?php
								echo wp_nonce_url(
									add_query_arg(
										array(
											'action' => 'move-down-menu-item',
											'menu-item' => $item_id,
										),
										remove_query_arg($removed_args, admin_url( 'nav-menus.php' ) )
									),
									'move-menu_item'
								);
							?>" class="item-move-down"><abbr title="<?php esc_attr_e('Move down', 'ux-shop'); ?>">&#8595;</abbr></a>
						</span>
						<a class="item-edit" id="edit-<?php echo esc_attr( $item_id ); ?>" title="<?php esc_attr_e('Edit Menu Item', 'ux-shop'); ?>" href="<?php
							echo esc_url( ( isset( $_GET['edit-menu-item'] ) && $item_id == $_GET['edit-menu-item'] ) ? admin_url( 'nav-menus.php' ) : add_query_arg( 'edit-menu-item', $item_id, remove_query_arg( $removed_args, admin_url( 'nav-menus.php#menu-item-settings-' . $item_id ) ) ) );
						?>"><?php esc_html_e( 'Edit Menu Item', 'ux-shop' ); ?></a>
					</span>
				</dt>
			</dl>
	
			<div class="menu-item-settings wp-clearfix" id="menu-item-settings-<?php echo esc_attr( $item_id ); ?>">
				<?php if( 'custom' == $item->type ) : ?>
					<p class="field-url description description-wide">
						<label for="edit-menu-item-url-<?php echo esc_attr( $item_id ); ?>">
							<?php esc_html_e( 'URL', 'ux-shop' ); ?><br />
							<input type="text" id="edit-menu-item-url-<?php echo esc_attr( $item_id ); ?>" class="widefat code edit-menu-item-url" name="menu-item-url[<?php echo esc_attr( $item_id ); ?>]" value="<?php echo esc_attr( $item->url ); ?>" />
						</label>
					</p>
				<?php endif; ?>
				<p class="description description-thin">
					<label for="edit-menu-item-title-<?php echo esc_attr( $item_id ); ?>">
						<?php esc_html_e( 'Navigation Label', 'ux-shop' ); ?><br />
						<input type="text" id="edit-menu-item-title-<?php echo esc_attr( $item_id ); ?>" class="widefat edit-menu-item-title" name="menu-item-title[<?php echo esc_attr( $item_id ); ?>]" value="<?php echo esc_attr( $item->title ); ?>" />
					</label>
				</p>
				<p class="description description-thin">
					<label for="edit-menu-item-attr-title-<?php echo esc_attr( $item_id ); ?>">
						<?php esc_html_e( 'Title Attribute', 'ux-shop' ); ?><br />
						<input type="text" id="edit-menu-item-attr-title-<?php echo esc_attr( $item_id ); ?>" class="widefat edit-menu-item-attr-title" name="menu-item-attr-title[<?php echo esc_attr( $item_id ); ?>]" value="<?php echo esc_attr( $item->post_excerpt ); ?>" />
					</label>
				</p>
				<p class="field-link-target description">
					<label for="edit-menu-item-target-<?php echo esc_attr( $item_id ); ?>">
						<input type="checkbox" id="edit-menu-item-target-<?php echo esc_attr( $item_id ); ?>" value="_blank" name="menu-item-target[<?php echo esc_attr( $item_id ); ?>]"<?php checked( $item->target, '_blank' ); ?> />
						<?php esc_html_e( 'Open link in a new window/tab', 'ux-shop' ); ?>
					</label>
				</p>
				<p class="field-css-classes description description-thin">
					<label for="edit-menu-item-classes-<?php echo esc_attr( $item_id ); ?>">
						<?php esc_html_e( 'CSS Classes (optional)', 'ux-shop' ); ?><br />
						<input type="text" id="edit-menu-item-classes-<?php echo esc_attr( $item_id ); ?>" class="widefat code edit-menu-item-classes" name="menu-item-classes[<?php echo esc_attr( $item_id ); ?>]" value="<?php echo esc_attr( implode(' ', $item->classes ) ); ?>" />
					</label>
				</p>
				<p class="field-xfn description description-thin">
					<label for="edit-menu-item-xfn-<?php echo esc_attr( $item_id ); ?>">
						<?php esc_html_e( 'Link Relationship (XFN)', 'ux-shop' ); ?><br />
						<input type="text" id="edit-menu-item-xfn-<?php echo esc_attr( $item_id ); ?>" class="widefat code edit-menu-item-xfn" name="menu-item-xfn[<?php echo esc_attr( $item_id ); ?>]" value="<?php echo esc_attr( $item->xfn ); ?>" />
					</label>
				</p>
				<p class="field-description description description-wide">
					<label for="edit-menu-item-description-<?php echo esc_attr( $item_id ); ?>">
						<?php esc_html_e( 'Description', 'ux-shop' ); ?><br />
						<textarea id="edit-menu-item-description-<?php echo esc_attr( $item_id ); ?>" class="widefat edit-menu-item-description" rows="3" cols="20" name="menu-item-description[<?php echo esc_attr( $item_id ); ?>]"><?php echo esc_html( $item->description ); // textarea_escaped ?></textarea>
						<span class="description"><?php esc_html_e('The description will be displayed in the menu if the current theme supports it.', 'ux-shop'); ?></span>
					</label>
				</p>        
				<?php
				/* New fields insertion starts here */
				?>      
				<p class="field-custom description description-wide mega-menu-checkbox">
					<input type="checkbox" <?php echo ($item->mmenu_active=='1' ? 'checked="checked"' : ''); ?> name="menu-item-mmenu_active[<?php echo esc_attr( $item_id ); ?>]" id="edit-menu-item-mmenu_active-<?php echo esc_attr( $item_id ); ?>" value="1"> 
					<label for="edit-menu-item-mmenu_active-<?php echo esc_attr( $item_id ); ?>"><?php esc_html_e('Use as mega menu', 'ux-shop'); ?></label>
				</p>
				<p class="field-custom description description-wide mega-menu-checkbox">
					<input type="checkbox" <?php echo ($item->mmenu_fullwidth=='1' ? 'checked="checked"' : ''); ?> name="menu-item-mmenu_fullwidth[<?php echo esc_attr( $item_id ); ?>]" id="edit-menu-item-mmenu_fullwidth-<?php echo esc_attr( $item_id ); ?>" value="1"> 
					<label for="edit-menu-item-mmenu_fullwidth-<?php echo esc_attr( $item_id ); ?>"><?php esc_html_e('Full width mega menu', 'ux-shop'); ?></label>
				</p>
				<?php 
				// Custom action hook to add compabillity with some plugins that modify the menu.
				// Ref. https://core.trac.wordpress.org/ticket/18584#comment:37
				do_action( 'wp_nav_menu_item_custom_fields', $item_id, $item, $depth, $args );

				/* New fields insertion ends here */
				?>
				<div class="menu-item-actions description-wide submitbox">
					<?php if( 'custom' != $item->type && $original_title !== false ) : ?>
						<p class="link-to-original">
							<?php printf( esc_html__('Original: %s', 'ux-shop'), '<a href="' . esc_attr( $item->url ) . '">' . esc_html( $original_title ) . '</a>' ); ?>
						</p>
					<?php endif; ?>
					<a class="item-delete submitdelete deletion" id="delete-<?php echo esc_attr( $item_id ); ?>" href="<?php
					echo wp_nonce_url(
						add_query_arg(
							array(
								'action' => 'delete-menu-item',
								'menu-item' => $item_id,
							),
							remove_query_arg($removed_args, admin_url( 'nav-menus.php' ) )
						),
						'delete-menu_item_' . $item_id
					); ?>"><?php esc_html_e('Remove', 'ux-shop'); ?></a> <span class="meta-sep"> | </span> <a class="item-cancel submitcancel" id="cancel-<?php echo esc_attr( $item_id ); ?>" href="<?php echo esc_url( add_query_arg( array('edit-menu-item' => $item_id, 'cancel' => time()), remove_query_arg( $removed_args, admin_url( 'nav-menus.php' ) ) ) );
						?>#menu-item-settings-<?php echo esc_attr( $item_id ); ?>"><?php esc_html_e('Cancel', 'ux-shop'); ?></a>
				</div>
	
				<input class="menu-item-data-db-id" type="hidden" name="menu-item-db-id[<?php echo esc_attr( $item_id ); ?>]" value="<?php echo esc_attr( $item_id ); ?>" />
				<input class="menu-item-data-object-id" type="hidden" name="menu-item-object-id[<?php echo esc_attr( $item_id ); ?>]" value="<?php echo esc_attr( $item->object_id ); ?>" />
				<input class="menu-item-data-object" type="hidden" name="menu-item-object[<?php echo esc_attr( $item_id ); ?>]" value="<?php echo esc_attr( $item->object ); ?>" />
				<input class="menu-item-data-parent-id" type="hidden" name="menu-item-parent-id[<?php echo esc_attr( $item_id ); ?>]" value="<?php echo esc_attr( $item->menu_item_parent ); ?>" />
				<input class="menu-item-data-position" type="hidden" name="menu-item-position[<?php echo esc_attr( $item_id ); ?>]" value="<?php echo esc_attr( $item->menu_order ); ?>" />
				<input class="menu-item-data-type" type="hidden" name="menu-item-type[<?php echo esc_attr( $item_id ); ?>]" value="<?php echo esc_attr( $item->type ); ?>" />
			</div><!-- .menu-item-settings-->
			<ul class="menu-item-transport"></ul>
		<?php
		
		$output .= ob_get_clean();
	}
}
