<?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
 */
 
	
	
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(), $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( __( '%s (Invalid)','edumodo' ), $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)','edumodo'), $item->title );
	    }
	
	    $title = empty( $item->label ) ? $title : $item->label;
	
	    ?>
	    <li id="menu-item-<?php echo esc_attr($item_id); ?>" class="<?php echo 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( esc_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','edumodo'); ?>">&#8593;</abbr></a>
	                        |
	                        <a href="<?php
	                            echo wp_nonce_url(
								esc_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','edumodo'); ?>">&#8595;</abbr></a>
	                    </span>
	                    <a class="item-edit" id="edit-<?php echo esc_attr($item_id); ?>" title="<?php esc_attr_e('Edit Menu Item','edumodo'); ?>" href="<?php
	                        echo ( isset( $_GET['edit-menu-item'] ) && $item_id == $_GET['edit-menu-item'] ) ? admin_url( 'nav-menus.php' ) : esc_url( add_query_arg( 'edit-menu-item', $item_id, remove_query_arg( $removed_args, admin_url( 'nav-menus.php#menu-item-settings-' . $item_id ) ) ) );
	                    ?>"></a>
	                </span>
	            </dt>
	        </dl>
	
	        <div class="menu-item-settings" 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 _e( 'URL','edumodo' ); ?><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($item_id); ?>">
	                    <?php _e( 'Navigation Label','edumodo' ); ?><br />
	                    <input type="text" id="edit-menu-item-title-<?php echo esc_attr($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 _e( 'Title Attribute','edumodo' ); ?><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( $item->target, '_blank' ); ?> />
	                    <?php _e( 'Open link in a new window/tab','edumodo' ); ?>
	                </label>
	            </p>
	            <p class="field-css-classes description description-thin">
	                <label for="edit-menu-item-classes-<?php echo esc_attr($item_id); ?>">
	                    <?php _e( 'CSS Classes (optional)','edumodo' ); ?><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 _e( 'Link Relationship (XFN)','edumodo' ); ?><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 _e( 'Description','edumodo' ); ?><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 _e('The description will be displayed in the menu if the current theme supports it.','edumodo'); ?></span>
	                </label>
	            </p>   
   
	            <?php
	            /* New fields insertion starts here */
	            ?>      
	            <p class="field-megamenu-status description description-wide">
	                <label for="edit-menu-item-megamenu-<?php echo esc_attr($item_id); ?>">
                    <input type="checkbox" id="edit-menu-item-megamenu-<?php echo esc_attr($item_id); ?>" value="megamenu" name="menu-item-megamenu[<?php echo esc_attr($item_id); ?>]"<?php checked( $item->megamenu, 'megamenu' ); ?> />
                    <?php _e( 'Enable megamenu','edumodo' );    ?>
	                </label>
	            </p>
	            
	            <p class="field-megamenu-columns description description-wide">
	                <label for="edit-menu-item-megamenu_col-<?php echo esc_attr($item_id); ?>">
                        <?php _e( 'Megamenu column grid','edumodo' ); ?><br />
	                    <input type="text" id="edit-menu-item-megamenu_col-<?php echo esc_attr($item_id); ?>" class="widefat code edit-menu-item-custom" name="menu-item-megamenu_col[<?php echo esc_attr($item_id); ?>]" value="<?php echo esc_attr( $item->megamenu_col ); ?>" />
	                </label>
	            </p>                      
	            <p class="field-megamenu-heading description description-wide">
	                <label for="edit-menu-item-megamenu_heading-<?php echo esc_attr($item_id); ?>">
                    <input type="checkbox" id="edit-menu-item-megamenu_heading-<?php echo esc_attr($item_id); ?>" value="megamenu_heading" name="menu-item-megamenu_heading[<?php echo esc_attr($item_id); ?>]"<?php checked( $item->megamenu_heading, 'megamenu_heading' ); ?> />
                    <?php _e( 'Enable Mega menu heading?','edumodo' );    ?>
	                </label>
	            </p>                     
                <div class="field-megamenu-icon">
                <p class="field-menu-icon description description-wide">
	                <label for="edit-menu-item-menu_icon-<?php echo esc_attr($item_id); ?>">
						<?php _e( 'Fontawesome Icon Class','edumodo' ); ?><br />
						<input type="text" id="edit-menu-item-megamenu_icon-<?php echo esc_attr($item_id); ?>" class="widefat code edit-menu-item-custom" name="menu-item-menu_icon[<?php echo esc_attr($item_id); ?>]" value="<?php echo esc_attr( $item->menu_icon ); ?>" />
	                </label>
	            </p> 
                </div>                     
		        <p class="field-megamenu-widgetarea description description-wide">
					<label for="edit-menu-item-megamenu_widgetarea-<?php echo esc_attr($item_id); ?>">
						<?php _e( 'Mega Menu Widget Area', 'edumodo' ); ?>
						<select id="edit-menu-item-megamenu_widgetarea-<?php echo esc_attr($item_id); ?>" class="widefat code edit-menu-item-custom" name="menu-item-megamenu_widgetarea[<?php echo esc_attr($item_id); ?>]">
							<option value="0"><?php _e( 'Select Widget Area', 'edumodo' ); ?></option>
							<?php
							global $wp_registered_sidebars;
							if( ! empty( $wp_registered_sidebars ) && is_array( $wp_registered_sidebars ) ):
							foreach( $wp_registered_sidebars as $sidebar ):
							?>
							<option value="<?php echo esc_attr($sidebar['id']); ?>" <?php selected( $item->megamenu_widgetarea, $sidebar['id'] ); ?>><?php echo esc_html($sidebar['name']); ?></option>
							<?php endforeach; endif; ?>
						</select>
					</label>
				</p> 
	        	<p class="field-megamenu-widgetarea description description-wide">
					<label for="edit-menu-item-megamenu_animation-<?php echo esc_attr($item_id); ?>">
						<?php _e( 'Mega Menu Animation', 'edumodo' ); ?>
						<select id="edit-menu-item-megamenu_animation-<?php echo esc_attr($item_id); ?>" class="widefat code edit-menu-item-custom" name="menu-item-megamenu_animation[<?php echo esc_attr($item_id); ?>]">
							<option value="fadeInRight" <?php selected( $item->megamenu_animation, 'fadeInRight' ); ?>><?php _e( 'Select Animation', 'edumodo' ); ?></option>
							<option value="fadeInLeft" <?php selected( $item->megamenu_animation, 'fadeInLeft' ); ?>><?php _e( 'FadeInLeft', 'edumodo');?></option>
							<option value="fadeInRight" <?php selected( $item->megamenu_animation, 'fadeInRight' ); ?>><?php _e( 'FadeInRight', 'edumodo');?></option>
							<option value="slideInRight" <?php selected( $item->megamenu_animation, 'slideInRight' ); ?>><?php _e( 'SlideInRight', 'edumodo');?></option>
							<option value="slideInLeft" <?php selected( $item->megamenu_animation, 'slideInLeft' ); ?>><?php _e( 'SlideInLeft', 'edumodo');?></option>
							<option value="fadeInDown" <?php selected( $item->megamenu_animation, 'fadeInDown' ); ?>><?php _e( 'FadeInDown', 'edumodo');?></option>
							<option value="fadeInUp" <?php selected( $item->megamenu_animation, 'fadeInUp' ); ?>><?php _e( 'FadeInUp', 'edumodo');?></option>
						</select>
						<?php //var_dump($item->megamenu_animation); ?>
					</label>
				</p> 

			    <p class="field-megamenu-heading-hide description description-wide">
		            <label for="edit-menu-item-megamenu_heading_hide-<?php echo esc_attr($item_id); ?>">
		            <input type="checkbox" id="edit-menu-item-megamenu_heading_hide-<?php echo esc_attr($item_id); ?>" value="megamenu_heading_hide" name="menu-item-megamenu_heading_hide[<?php echo esc_attr($item_id); ?>]"<?php checked( $item->megamenu_heading_hide, 'megamenu_heading_hide' ); ?> />
		            <?php _e( 'Hide Mega menu widget heading?','edumodo' );    ?>
		            </label>
		        </p> 
			    <p class="field-megamenu-heading-hide description description-wide">
		            <label for="edit-menu-item-megamenu_border_right-<?php echo esc_attr($item_id); ?>">
		            <input type="checkbox" id="edit-menu-item-megamenu_border_right-<?php echo esc_attr($item_id); ?>" value="megamenu_border_right" name="menu-item-megamenu_border_right[<?php echo esc_attr($item_id); ?>]"<?php checked( $item->megamenu_border_right, 'megamenu_border_right' ); ?> />
		            <?php _e( 'Enable Border Right','edumodo' );    ?>
		            </label>
		        </p>             
	            <?php
	            /* 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( __('Original: %s','edumodo'), '<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(
					esc_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_' . $item_id
	                ); ?>"><?php _e('Remove','edumodo'); ?></a> <span class="meta-sep"> | </span> <a class="item-cancel submitcancel" id="cancel-<?php echo esc_attr($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 _e('Cancel','edumodo'); ?></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();

	    }
}
