<?php
/**
 * Fusion Framework
 *
 * WARNING: This file is part of the Fusion Core Framework.
 * Do not edit the core files.
 * Add any modifications necessary under a child theme.
 *
 * @package  Fusion/Functions
 * @author   ThemeFusion
 * @link     http://theme-fusion.com
 */

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

add_filter( 'wp_edit_nav_menu_walker', 'fusion_add_custom_fields' );
/**
 * Function to replace normal edit nav walker for fusion core mega menus
 * 
 * @return string Class name of new navwalker
 */
function fusion_add_custom_fields() {

    return 'FusionCoreMegaMenus';

}

add_action( 'wp_update_nav_menu_item', 'fusion_save_custom_fields', 10, 3 );
/**
 * Add the custom fields menu item data to fields in database
 * 
 * @return void
 */
function fusion_save_custom_fields( $menu_id, $menu_item_db_id, $args ) {

	if ( is_array( $_REQUEST['menu-item-fusion-megamenu-status'] ) ) {
	    $value = $_REQUEST['menu-item-fusion-megamenu-status'][$menu_item_db_id];
	    update_post_meta( $menu_item_db_id, '_menu_item_fusion_megamenu_status', $value );
	}

	if ( is_array( $_REQUEST['menu-item-fusion-megamenu-width'] ) ) {
	    $value = $_REQUEST['menu-item-fusion-megamenu-width'][$menu_item_db_id];
	    update_post_meta( $menu_item_db_id, '_menu_item_fusion_megamenu_width', $value );
	}

	if ( is_array( $_REQUEST['menu-item-fusion-megamenu-columns'] ) ) {
	    $value = $_REQUEST['menu-item-fusion-megamenu-columns'][$menu_item_db_id];
	    update_post_meta( $menu_item_db_id, '_menu_item_fusion_megamenu_columns', $value );
	}

	if ( is_array( $_REQUEST['menu-item-fusion-megamenu-widget-area'] ) ) {
	    $value = $_REQUEST['menu-item-fusion-megamenu-widget-area'][$menu_item_db_id];
	    update_post_meta( $menu_item_db_id, '_menu_item_fusion_megamenu_widget_area', $value );
	}

	if ( is_array( $_REQUEST['menu-item-fusion-megamenu-thumbnail'] ) ) {
	    $value = $_REQUEST['menu-item-fusion-megamenu-thumbnail'][$menu_item_db_id];
	    update_post_meta( $menu_item_db_id, '_menu_item_fusion_megamenu_thumbnail', $value );
	}

}

add_filter( 'wp_setup_nav_menu_item', 'fusion_add_data_to_menu' );
/**
 * Add custom fields data to the menu
 * 
 * @return object Add custom fields data to the menu object
 */
function fusion_add_data_to_menu( $menu_item ) {

	$menu_item->fusion_megamenu_status = get_post_meta( $menu_item->ID, '_menu_item_fusion_megamenu_status', true );

	$menu_item->fusion_megamenu_width = get_post_meta( $menu_item->ID, '_menu_item_fusion_megamenu_width', true );

	$menu_item->fusion_megamenu_columns = get_post_meta( $menu_item->ID, '_menu_item_fusion_megamenu_columns', true );

	$menu_item->fusion_megamenu_widget_area = get_post_meta( $menu_item->ID, '_menu_item_fusion_megamenu_widget_area', true );

	$menu_item->fusion_megamenu_thumbnail = get_post_meta( $menu_item->ID, '_menu_item_fusion_megamenu_thumbnail', true );

	return $menu_item;

}

// Don't duplicate me!
if( ! class_exists( 'FusionCoreMegaMenus' ) ) {

    class FusionCoreMegaMenus extends Walker_Nav_Menu {

		/**
		 * Starts the list before the elements are added.
		 *
		 * @see Walker_Nav_Menu::start_lvl()
		 *
		 * @since 3.0.0
		 *
		 * @param string $output Passed by reference.
		 * @param int    $depth  Depth of menu item. Used for padding.
		 * @param array  $args   Not used.
		 */
		function start_lvl( &$output, $depth = 0, $args = array() ) {}

		/**
		 * Ends the list of after the elements are added.
		 *
		 * @see Walker_Nav_Menu::end_lvl()
		 *
		 * @since 3.0.0
		 *
		 * @param string $output Passed by reference.
		 * @param int    $depth  Depth of menu item. Used for padding.
		 * @param array  $args   Not used.
		 */
		function end_lvl( &$output, $depth = 0, $args = array() ) {}

		/**
		 * Start the element output.
		 *
		 * @see Walker_Nav_Menu::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 array  $args   Not used.
		 * @param int    $id     Not used.
		 */
		function start_el( &$output, $item, $depth = 0, $args = array(), $id = 0 ) {
			global $_wp_nav_menu_max_depth, $wp_registered_sidebars;
			$_wp_nav_menu_max_depth = $depth > $_wp_nav_menu_max_depth ? $depth : $_wp_nav_menu_max_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 = get_the_title( $original_object->ID );
			}

			$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( __( '%s (Invalid)' ), $item->title );
			} elseif ( isset( $item->post_status ) && 'draft' == $item->post_status ) {
				$classes[] = 'pending';
				/* translators: %s: title of menu item in draft status */
				$title = sprintf( __('%s (Pending)'), $item->title );
			}

			$title = ( ! isset( $item->label ) || '' == $item->label ) ? $title : $item->label;

			$submenu_text = '';
			if ( 0 == $depth )
				$submenu_text = 'style="display: none;"';

			?>
			<li id="menu-item-<?php echo $item_id; ?>" class="<?php echo implode(' ', $classes ); ?>">
				<dl class="menu-item-bar">
					<dt class="menu-item-handle">
						<span class="item-title"><span class="menu-item-title"><?php echo esc_html( $title ); ?></span> <span class="is-submenu" <?php echo $submenu_text; ?>><?php _e( 'sub item' ); ?></span></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'); ?>">&#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'); ?>">&#8595;</abbr></a>
							</span>
							<a class="item-edit" id="edit-<?php echo $item_id; ?>" title="<?php esc_attr_e('Edit Menu Item'); ?>" href="<?php
								echo ( 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 _e( 'Edit Menu Item' ); ?></a>
						</span>
					</dt>
				</dl>

				<div class="menu-item-settings" id="menu-item-settings-<?php echo $item_id; ?>">
					<?php if( 'custom' == $item->type ) : ?>
						<p class="field-url description description-wide">
							<label for="edit-menu-item-url-<?php echo $item_id; ?>">
								<?php _e( 'URL' ); ?><br />
								<input type="text" id="edit-menu-item-url-<?php echo $item_id; ?>" class="widefat code edit-menu-item-url" name="menu-item-url[<?php echo $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 $item_id; ?>">
							<?php _e( 'Navigation Label' ); ?><br />
							<input type="text" id="edit-menu-item-title-<?php echo $item_id; ?>" class="widefat edit-menu-item-title" name="menu-item-title[<?php echo $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 $item_id; ?>">
							<?php _e( 'Title Attribute' ); ?><br />
							<input type="text" id="edit-menu-item-attr-title-<?php echo $item_id; ?>" class="widefat edit-menu-item-attr-title" name="menu-item-attr-title[<?php echo $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 $item_id; ?>">
							<input type="checkbox" id="edit-menu-item-target-<?php echo $item_id; ?>" value="_blank" name="menu-item-target[<?php echo $item_id; ?>]"<?php checked( $item->target, '_blank' ); ?> />
							<?php _e( 'Open link in a new window/tab' ); ?>
						</label>
					</p>
					<p class="field-css-classes description description-thin">
						<label for="edit-menu-item-classes-<?php echo $item_id; ?>">
							<?php _e( 'CSS Classes (optional)' ); ?><br />
							<input type="text" id="edit-menu-item-classes-<?php echo $item_id; ?>" class="widefat code edit-menu-item-classes" name="menu-item-classes[<?php echo $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 $item_id; ?>">
							<?php _e( 'Link Relationship (XFN)' ); ?><br />
							<input type="text" id="edit-menu-item-xfn-<?php echo $item_id; ?>" class="widefat code edit-menu-item-xfn" name="menu-item-xfn[<?php echo $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 $item_id; ?>">
							<?php _e( 'Description' ); ?><br />
							<textarea id="edit-menu-item-description-<?php echo $item_id; ?>" class="widefat edit-menu-item-description" rows="3" cols="20" name="menu-item-description[<?php echo $item_id; ?>]"><?php echo esc_html( $item->description ); // textarea_escaped ?></textarea>
							<span class="description"><?php _e('The description will be displayed in the menu if the current theme supports it.'); ?></span>
						</label>
					</p>
					<?php if($depth == 0): ?>
					<p class="field-megamenu-status description description-wide">
						<label for="edit-menu-item-megamenu-status-<?php echo $item_id; ?>">
							<input type="checkbox" id="edit-menu-item-megamenu-status-<?php echo $item_id; ?>" class="widefat code edit-menu-item-megamenu-status" name="menu-item-fusion-megamenu-status[<?php echo $item_id; ?>]" value="disable" <?php checked( $item->fusion_megamenu_status, 'disable' ); ?> />
							<?php _e( 'Disable Mega Menu', 'fusion-framework' ); ?>
						</label>
					</p>
					<p class="field-megamenu-width description description-wide">
						<label for="edit-menu-item-megamenu-width-<?php echo $item_id; ?>">
							<input type="checkbox" id="edit-menu-item-megamenu-width-<?php echo $item_id; ?>" class="widefat code edit-menu-item-megamenu-width" name="menu-item-fusion-megamenu-width[<?php echo $item_id; ?>]" value="fullwidth" <?php checked( $item->fusion_megamenu_width, 'fullwidth' ); ?> />
							<?php _e( 'Full Width Mega Menu Width', 'fusion-framework' ); ?>
						</label>
					</p>
					<p class="field-megamenu-columns description description-wide">
						<label for="edit-menu-item-megamenu-columns-<?php echo $item_id; ?>">
							<?php _e( 'Mega Menu Number of Columns', 'fusion-framework' ); ?>
							<select id="edit-menu-item-megamenu-columns-<?php echo $item_id; ?>" class="widefat code edit-menu-item-megamenu-columns" name="menu-item-fusion-megamenu-columns[<?php echo $item_id; ?>]">
								<option value="auto" <?php selected( $item->fusion_megamenu_columns, 'auto' ); ?>><?php _e( 'Auto', 'fusion-framework' ); ?></option>
								<option value="1" <?php selected( $item->fusion_megamenu_columns, '1' ); ?>>1</option>
								<option value="2" <?php selected( $item->fusion_megamenu_columns, '2' ); ?>>2</option>
								<option value="3" <?php selected( $item->fusion_megamenu_columns, '3' ); ?>>3</option>
								<option value="4" <?php selected( $item->fusion_megamenu_columns, '4' ); ?>>4</option>
							</select>
						</label>
					</p>
					<?php endif; ?>
					<p class="field-megamenu-widget-area description description-wide">
						<label for="edit-menu-item-megamenu-widget-area-<?php echo $item_id; ?>">
							<?php _e( 'Mega Menu Widget Area', 'fusion-framework' ); ?>
							<select id="edit-menu-item-megamenu-widget-area-<?php echo $item_id; ?>" class="widefat code edit-menu-item-megamenu-widget-area" name="menu-item-fusion-megamenu-widget-area[<?php echo $item_id; ?>]">
								<option value="0"><?php _e( 'Select Widget Area', 'fusion-framework' ); ?></option>
								<?php
								if( ! empty( $wp_registered_sidebars ) && is_array( $wp_registered_sidebars ) ):
								foreach( $wp_registered_sidebars as $sidebar ):
								?>
								<option value="<?php echo $sidebar['id']; ?>" <?php selected( $item->fusion_megamenu_widget_area, $sidebar['id'] ); ?>><?php echo $sidebar['name']; ?></option>
								<?php endforeach; endif; ?>
							</select>
						</label>
					</p>
					<a href="#" class="button button-primary fusion-megamenu-upload-thumbnail"><?php _e( 'Set Thumbnail', 'fusion-framework' ); ?></a>
					<p class="field-megamenu-thumbnail description description-wide">
						<label for="edit-menu-item-megamenu-thumbnail-<?php echo $item_id; ?>">
							<input type="hidden" id="edit-menu-item-megamenu-thumbnail-<?php echo $item_id; ?>" class="widefat code edit-menu-item-megamenu-thumbnail" name="menu-item-fusion-megamenu-thumbnail[<?php echo $item_id; ?>]" value="<?php echo $item->fusion_megamenu_thumbnail; ?>" />
							<img src="<?php echo $item->fusion_megamenu_thumbnail; ?>" class="fusion-megamenu-thumbnail-image" style="<?php echo ( trim( $item->fusion_megamenu_thumbnail ) ) ? 'display: inline;' : '';?>" />
							<a href="#" class="remove-fusion-megamenu-thumbnail" style="<?php echo ( trim( $item->fusion_megamenu_thumbnail ) ) ? 'display: inline;' : '';?>">Remove Image</a>
						</label>
					</p>
					<p class="field-move hide-if-no-js description description-wide">
						<label>
							<span><?php _e( 'Move' ); ?></span>
							<a href="#" class="menus-move-up"><?php _e( 'Up one' ); ?></a>
							<a href="#" class="menus-move-down"><?php _e( 'Down one' ); ?></a>
							<a href="#" class="menus-move-left"></a>
							<a href="#" class="menus-move-right"></a>
							<a href="#" class="menus-move-top"><?php _e( 'To the top' ); ?></a>
						</label>
					</p>

					<div class="menu-item-actions description-wide submitbox">
						<?php if( 'custom' != $item->type && $original_title !== false ) : ?>
							<p class="link-to-original">
								<?php printf( __('Original: %s'), '<a href="' . esc_attr( $item->url ) . '">' . esc_html( $original_title ) . '</a>' ); ?>
							</p>
						<?php endif; ?>
						<a class="item-delete submitdelete deletion" id="delete-<?php echo $item_id; ?>" href="<?php
						echo wp_nonce_url(
							add_query_arg(
								array(
									'action' => 'delete-menu-item',
									'menu-item' => $item_id,
								),
								admin_url( 'nav-menus.php' )
							),
							'delete-menu_item_' . $item_id
						); ?>"><?php _e( 'Remove' ); ?></a> <span class="meta-sep hide-if-no-js"> | </span> <a class="item-cancel submitcancel hide-if-no-js" id="cancel-<?php echo $item_id; ?>" href="<?php echo esc_url( add_query_arg( array( 'edit-menu-item' => $item_id, 'cancel' => time() ), admin_url( 'nav-menus.php' ) ) );
							?>#menu-item-settings-<?php echo $item_id; ?>"><?php _e('Cancel'); ?></a>
					</div>

					<input class="menu-item-data-db-id" type="hidden" name="menu-item-db-id[<?php echo $item_id; ?>]" value="<?php echo $item_id; ?>" />
					<input class="menu-item-data-object-id" type="hidden" name="menu-item-object-id[<?php echo $item_id; ?>]" value="<?php echo esc_attr( $item->object_id ); ?>" />
					<input class="menu-item-data-object" type="hidden" name="menu-item-object[<?php echo $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 $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 $item_id; ?>]" value="<?php echo esc_attr( $item->menu_order ); ?>" />
					<input class="menu-item-data-type" type="hidden" name="menu-item-type[<?php echo $item_id; ?>]" value="<?php echo esc_attr( $item->type ); ?>" />
				</div><!-- .menu-item-settings-->
				<ul class="menu-item-transport"></ul>
			<?php
			$output .= ob_get_clean();
		}

    } // end FusionCoreMegaMenus() class

}