<?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 Mikado_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;
        global $mkdIconCollections;

        $_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)', 'mkd' ), $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)', 'mkd'), $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="spinner"></span>
                    <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', 'mkd'); ?>">&#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', 'mkd'); ?>">&#8595;</abbr></a>
                    </span>
                    <a class="item-edit" id="edit-<?php echo esc_attr($item_id); ?>" title="<?php esc_attr_e('Edit Menu Item', 'mkd'); ?>" 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', 'mkd' ); ?></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', 'mkd' ); ?><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', 'mkd' ); ?><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', 'mkd' ); ?><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( $item->target, '_blank' ); ?> />
                    <?php _e( 'Open link in a new window/tab', 'mkd' ); ?>
                </label>
            </p>
            <p class="field-css-classes description description-thin">
                <label for="edit-menu-item-classes-<?php echo esc_attr($item_id); ?>">
                    <?php _e( 'CSS Classes (optional)', 'mkd' ); ?><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)', 'mkd' ); ?><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', 'mkd' ); ?><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( $item->description ); // textarea_escaped ?></textarea>
                    <span class="description"><?php _e('The description will be displayed in the menu if the current theme supports it.', 'mkd'); ?></span>
                </label>
            </p>
            <?php
            /* New fields insertion starts here */
            ?>
            <p class="field-custom description description-thin description-thin-custom">
                <label for="edit-menu-item-anchor-<?php echo esc_attr($item_id); ?>">
                    <?php _e( 'Anchor', 'mkd' ); ?><br />
                    <input type="text" id="edit-menu-item-anchor-<?php echo esc_attr($item_id); ?>" class="widefat code edit-menu-item-anchor" data-item-option data-name="menu_item_anchor_<?php echo esc_attr($item_id); ?>" value="<?php echo esc_attr( $item->anchor ); ?>" />
                </label>
            </p>
            <p class="field-custom description description-wide">
                <?php
                $value = $item->nolink;
                if($value != "") $value = "checked";
                ?>
                <label for="edit-menu-item-nolink-<?php echo esc_attr($item_id); ?>">
                    <input type="checkbox" id="edit-menu-item-nolink-<?php echo esc_attr($item_id); ?>" class="code edit-menu-item-custom" data-item-option data-name="menu_item_nolink_<?php echo esc_attr($item_id); ?>" value="nolink" <?php echo esc_attr($value); ?> />
                    <?php _e( "Don't link", 'mkd' ); ?>
                </label>
            </p>
            <p class="field-custom description description-wide">
                <?php
                $value = $item->hide;
                if($value != "") $value = "checked";
                ?>
                <label for="edit-menu-item-hide-<?php echo esc_attr($item_id); ?>">
                    <input type="checkbox" id="edit-menu-item-hide-<?php echo esc_attr($item_id); ?>" class="code edit-menu-item-custom" data-item-option data-name="menu_item_hide_<?php echo esc_attr($item_id); ?>" value="hide" <?php echo esc_attr($value); ?> />
                    <?php _e( "Don't show", 'mkd' ); ?>
                </label>
            </p>
            <p class="field-custom description description-thin description-thin-custom">
                <label for="edit-menu-item-type-menu-<?php echo esc_attr($item_id); ?>">
                    <?php _e( 'Type', 'mkd' ); ?><br />
                    <select class="widefat" id="edit-menu-item-type-menu<?php echo esc_attr($item_id); ?>" data-item-option data-name="menu_item_type_menu_<?php echo esc_attr($item_id); ?>">
                        <option value="" <?php if($item->type_menu == ""){echo 'selected="selected"';} ?>></option>
                        <option value="wide" <?php if($item->type_menu == "wide"){echo 'selected="selected"';} ?>>wide</option>
                        <option value="wide_icons" <?php if($item->type_menu == "wide_icons"){echo 'selected="selected"';} ?>>wide with icons</option>
                    </select>
                </label>
            </p>
            <p class="field-custom description description-thin description-thin-custom">
                <label for="edit-menu-item-wide-position-<?php echo esc_attr($item_id); ?>">
                    <?php _e( 'Wide menu position', 'mkd' ); ?><br />
                    <select class="widefat" id="edit-menu-item-wide-position<?php echo esc_attr($item_id); ?>" data-item-option data-name="menu_item_wide_position_<?php echo esc_attr($item_id); ?>">
                        <option value="" <?php if($item->wide_position == ""){echo 'selected="selected"';} ?>></option>
                        <option value="left" <?php if($item->wide_position == "left"){echo 'selected="selected"';} ?>>left</option>
                        <option value="right" <?php if($item->wide_position == "right"){echo 'selected="selected"';} ?>>right</option>
                    </select>
                </label>
            </p>

            <?php
            $iconCollections = $mkdIconCollections->getIconCollectionsEmpty();

            if(is_array($iconCollections) && count($iconCollections)) {

                ?>

                <p class="field-custom description description-thin description-thin-custom">
                    <label for="edit-menu-item-icon-pack-<?php echo esc_attr($item_id); ?>">
                        <?php _e( 'Icon Pack', 'mkd' ); ?><br />
                        <select class="widefat" id="edit-menu-item-icon-pack-<?php echo esc_attr($item_id); ?>" data-item-option data-item-id="<?php echo esc_attr($item_id); ?>" data-icon-pack data-name="menu_item_icon_pack_<?php echo esc_attr($item_id); ?>">
                            <?php foreach ($iconCollections as $collectionKey => $collectionTitle) { ?>
                                <option value="<?php echo esc_attr($collectionKey); ?>" <?php if($item->icon_pack == $collectionKey){echo 'selected="selected"';} ?>><?php echo esc_html($collectionTitle); ?></option>
                            <?php } ?>
                        </select>
                        <br/><?php _e( 'Only with "wide with icons" menu type', 'mkd' ); ?>
                    </label>
                </p>

                <?php
                $icon_data_attr = 'menu_item_icon_'.$item_id;
                $collection_obj = $mkdIconCollections->getIconCollection($item->icon_pack);

                ?>
                <p class="field-custom description description-thin description-thin-custom mkdf-icon-select-holder">
                    <label for="edit-menu-item-icon-<?php echo esc_attr($item_id); ?>">
                        <?php _e( 'Icon', 'mkd' ); ?><br />
                        <select class="widefat" id="edit-menu-item-icon<?php echo esc_attr($item_id); ?>" data-item-option data-name="<?php echo esc_attr($icon_data_attr); ?>">
                            <?php
                            if($collection_obj) { ?>
                                <?php
                                $icons_array = $collection_obj->getIconsArray();
                                foreach ($icons_array as $key => $value) { ?>
                                    <option value="<?php echo esc_attr($key); ?>" <?php if($item->icon == $key){echo 'selected="selected"';} ?>><?php echo esc_html($key); ?></option>
                                <?php
                                }
                                ?>
                            <?php } ?>
                        </select>
                    </label>
                </p>

            <?php } ?>
            <p class="field-custom description description-thin description-thin-custom">
            </p>
            <p class="field-custom description description-wide">
                <label for="edit-menu-item-sidebar-<?php echo esc_attr($item_id); ?>">
                    <?php _e( 'Custom widget area', 'mkd' ); ?><br />
                    <select class="widefat" id="edit-menu-item-sidebar<?php echo esc_attr($item_id); ?>" data-item-option data-name="menu_item_sidebar_<?php echo esc_attr($item_id); ?>">
                        <option value="" <?php if($item->sidebar == ""){echo 'selected="selected"';} ?>></option>
                        <?php
                        $custom_sidebars = mkd_get_custom_sidebars();
                        foreach ($custom_sidebars as $sidebar_key => $sidebar) { ?>
                            <option value="<?php echo esc_attr(ucwords( $sidebar )); ?>" <?php if ($item->sidebar == ucwords( $sidebar ) ) { ?> selected="selected" <?php } ?>>
                                <?php echo esc_html(ucwords( $sidebar )); ?>
                            </option>
                        <?php } ?>
                    </select>
                    <br/><?php _e( 'Only with "wide & wide with icons" menu type', 'mkd' ); ?>
                </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', 'mkd'), '<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 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_' . $item_id
                )); ?>"><?php _e('Remove', 'mkd'); ?></a> <span class="meta-sep"> | </span> <a class="item-cancel submitcancel" id="cancel-<?php echo esc_attr($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', 'mkd'); ?></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();

    }
}
