<?php
/**
 * $Desc
 *
 * @version    $Id$
 * @package    wpbase
 * @author     Opal  Team <opalwordpressl@gmail.com >
 * @copyright  Copyright (C) 2014 wpopal.com. All Rights Reserved.
 * @license    GNU/GPL v2 or later http://www.gnu.org/licenses/gpl-2.0.html
 *
 * @website  http://www.wpopal.com
 * @support  http://www.wpopal.com/support/forum.html
 */

if(!class_exists('WPO_Megamenu_Config')){
    class WPO_Megamenu_Config extends Walker_Nav_Menu  {
        /**
         * @see Walker_Nav_Menu::start_lvl()
         * @since 3.0.0
         *
         * @param string $output Passed by reference.
         */
        public function start_lvl( &$output, $depth = 0, $args = array() ) {}
        /**
         * @see Walker_Nav_Menu::end_lvl()
         * @since 3.0.0
         *
         * @param string $output Passed by reference.
         */
        public function end_lvl( &$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 $args
         */
        public function start_el(&$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( __( '%s (Invalid)','unity' ), $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)','unity'), $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 esc_url( 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', 'unity'); ?>">&#8593;</abbr></a>
                                |
                                <a href="<?php
                                    echo esc_url( 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', 'unity'); ?>">&#8595;</abbr></a>
                            </span>
                            <a class="item-edit" id="edit-<?php echo esc_attr( $item_id ); ?>" title="<?php esc_attr_e('Edit Menu Item', 'unity'); ?>" 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 ) ) ) );
                            ?>"><?php _e( 'Edit Menu Item','unity' ); ?></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','unity' ); ?><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','unity' ); ?><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','unity' ); ?><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( $item->target, '_blank' ); ?> />
                            <?php _e( 'Open link in a new window/tab','unity' ); ?>
                        </label>
                    </p>
                    <p class="field-css-classes description description-thin">
                        <label for="edit-menu-item-classes-<?php echo esc_attr($item_id); ?>">
                            <?php _e( 'CSS Classes (optional)','unity' ); ?><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)','unity' ); ?><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','unity' ); ?><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.','unity'); ?></span>
                        </label>
                    </p>
                    <?php
                    /*
                     * This is the added field
                     */
                    ?>

                    <?php do_action('wpo_megamenu_item_config',$item); ?>

                    <?php
                    /*
                     * end added field
                     */
                    ?>
                    <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','unity'), '<a href="' . esc_url( $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 esc_url( 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 _e('Remove','unity'); ?></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','unity'); ?></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();
        }
    }
}
?>