<?php
defined( 'ABSPATH' ) or die( 'You Do Not Have Permission' );

add_action( 'admin_init', 'asalah_demo_importer' );
function asalah_demo_importer() {
    global $wpdb;

    if ( current_user_can( 'manage_options' ) && isset( $_GET['import_data_content'] ) && isset( $_GET['import_demo_name'] )  ) {

        // define demo content directory
        $demo_content_dir = $_GET['import_demo_name'];

        if ( !defined('WP_LOAD_IMPORTERS') ) define('WP_LOAD_IMPORTERS', true);

        if ( ! class_exists( 'WP_Importer' ) ) {
            $wp_importer = ABSPATH . 'wp-admin/includes/class-wp-importer.php';
            include $wp_importer;
        }

        if ( ! class_exists('WP_Import') ) {
            $wp_import = get_template_directory() . '/framework/importer/wordpress-importer.php';
            include $wp_import;
        }

        if ( class_exists( 'WP_Importer' ) && class_exists( 'WP_Import' ) ) {


            // import posts
            $importer = new WP_Import();
            $theme_xml = get_template_directory() . '/framework/importer/'.$demo_content_dir.'/sarraty.xml';
            $importer->fetch_attachments = true;
            ob_start();
            $importer->import($theme_xml);
            ob_end_clean();

            wp_delete_post( 1 , true );


            // Import Theme Options
            $theme_options_txt = get_template_directory_uri() . '/framework/importer/'.$demo_content_dir.'/theme_options.txt'; // theme options data file
            $theme_options_txt = wp_remote_get( $theme_options_txt );

            $smof_data = unserialize( base64_decode( $theme_options_txt['body'])  ); //100% safe - ignore theme check nag
            of_save_options($smof_data);

            // Add custom sidebars markup
            $sidebars = array(
                'sidebar_1' => 'Sidebar Menu',
                'sidebar_2' => 'Products Menu',
            );
            update_option( 'sbg_sidebars', $sidebars );

            foreach( $sidebars as $id => $sidebar ) {
                register_sidebar(array(
                    'name'=>$sidebar,
                    'id' => 'asalah_custom_' . $id,
                    'before_widget' => '<div id="%1$s" class="widget_container widget_content widget %2$s clearfix">',
                    'after_widget' => "</div>",
                    'before_title' => '<h4 class="page-header"><span class="page_header_title">',
                    'after_title' => '</span></h4>',
                ));
            }

            // Import demo widgets
            $widgets_json = get_template_directory_uri() . '/framework/importer/'.$demo_content_dir.'/widget_data.json'; // widgets data file
            $widgets_json = wp_remote_get( $widgets_json );
            $widget_data = $widgets_json['body'];
            $import_widgets = asalah_import_widget_data( $widget_data );


            // Import Revslider
            if( class_exists('RevSlider') ) {
                $rev_directory = get_template_directory() . '/framework/importer/main/revsliders/';

                foreach( glob( $rev_directory . '*.zip' ) as $filename ) {
                    $filename = basename($filename);
                    $rev_files[] = get_template_directory() . '/framework/importer/main/revsliders/' . $filename ;
                }

                if(isset($rev_files)){
                    foreach( $rev_files as $rev_file ) {

                            $filepath = $rev_file;

                            $slider = new RevSlider();
                            $slider->importSliderFromPost( true, true, $rev_file );
                    }
                }
            }


            // Import Demo Menu Items
            $menus = wp_get_nav_menus();
            $locations = get_theme_mod( 'nav_menu_locations' );
            if($menus) {
                foreach($menus as $menu) {
                    if ($menu->name == "Main Menu") {
                        $locations['mainmenu'] = $menu->term_id;
                    }

                    if ($menu->name == "Footer Menu") {
                        $locations['footermenu'] = $menu->term_id;
                    }
                }
            }
            set_theme_mod( 'nav_menu_locations', $locations );


            // Set Front Page
            $homepage = get_page_by_title( 'Home Classic' );
            if($homepage->ID) {
                update_option('show_on_front', 'page');
                update_option('page_on_front', $homepage->ID);
            }

            // Redirect To Home
            wp_redirect( home_url() );
        }
    }
}


function asalah_import_widget_data( $widget_data ) {
    $json_data = $widget_data;
    $json_data = json_decode( $json_data, true );

    $sidebar_data = $json_data[0];
    $widget_data = $json_data[1];

    foreach ( $widget_data as $widget_data_title => $widget_data_value ) {
        $widgets[ $widget_data_title ] = '';
        foreach( $widget_data_value as $widget_data_key => $widget_data_array ) {
            if( is_int( $widget_data_key ) ) {
                $widgets[$widget_data_title][$widget_data_key] = 'on';
            }
        }
    }
    unset($widgets[""]);

    foreach ( $sidebar_data as $title => $sidebar ) {
        $count = count( $sidebar );
        for ( $i = 0; $i < $count; $i++ ) {
            $widget = array( );
            $widget['type'] = trim( substr( $sidebar[$i], 0, strrpos( $sidebar[$i], '-' ) ) );
            $widget['type-index'] = trim( substr( $sidebar[$i], strrpos( $sidebar[$i], '-' ) + 1 ) );
            if ( !isset( $widgets[$widget['type']][$widget['type-index']] ) ) {
                unset( $sidebar_data[$title][$i] );
            }
        }
        $sidebar_data[$title] = array_values( $sidebar_data[$title] );
    }

    foreach ( $widgets as $widget_title => $widget_value ) {
        foreach ( $widget_value as $widget_key => $widget_value ) {
            $widgets[$widget_title][$widget_key] = $widget_data[$widget_title][$widget_key];
        }
    }

    $sidebar_data = array( array_filter( $sidebar_data ), $widgets );

    asalah_parse_import_data( $sidebar_data );
}

function asalah_parse_import_data( $import_array ) {
    global $wp_registered_sidebars;
    $sidebars_data = $import_array[0];
    $widget_data = $import_array[1];
    $current_sidebars = get_option( 'sidebars_widgets' );
    $new_widgets = array( );

    foreach ( $sidebars_data as $import_sidebar => $import_widgets ) :

        foreach ( $import_widgets as $import_widget ) :

            if ( isset( $wp_registered_sidebars[$import_sidebar] ) ) :
                $title = trim( substr( $import_widget, 0, strrpos( $import_widget, '-' ) ) );
                $index = trim( substr( $import_widget, strrpos( $import_widget, '-' ) + 1 ) );
                $current_widget_data = get_option( 'widget_' . $title );
                $new_widget_name = asalah_get_new_widget_name( $title, $index );
                $new_index = trim( substr( $new_widget_name, strrpos( $new_widget_name, '-' ) + 1 ) );

                if ( !empty( $new_widgets[ $title ] ) && is_array( $new_widgets[$title] ) ) {
                    while ( array_key_exists( $new_index, $new_widgets[$title] ) ) {
                        $new_index++;
                    }
                }
                $current_sidebars[$import_sidebar][] = $title . '-' . $new_index;
                if ( array_key_exists( $title, $new_widgets ) ) {
                    $new_widgets[$title][$new_index] = $widget_data[$title][$index];
                    $multiwidget = $new_widgets[$title]['_multiwidget'];
                    unset( $new_widgets[$title]['_multiwidget'] );
                    $new_widgets[$title]['_multiwidget'] = $multiwidget;
                } else {
                    $current_widget_data[$new_index] = $widget_data[$title][$index];
                    $current_multiwidget = $current_widget_data['_multiwidget'];
                    $new_multiwidget = isset($widget_data[$title]['_multiwidget']) ? $widget_data[$title]['_multiwidget'] : false;
                    $multiwidget = ($current_multiwidget != $new_multiwidget) ? $current_multiwidget : 1;
                    unset( $current_widget_data['_multiwidget'] );
                    $current_widget_data['_multiwidget'] = $multiwidget;
                    $new_widgets[$title] = $current_widget_data;
                }

            endif;
        endforeach;
    endforeach;

    if ( isset( $new_widgets ) && isset( $current_sidebars ) ) {
        update_option( 'sidebars_widgets', $current_sidebars );

        foreach ( $new_widgets as $title => $content )
            update_option( 'widget_' . $title, $content );

        return true;
    }

    return false;
}

function asalah_get_new_widget_name( $widget_name, $widget_index ) {
    $current_sidebars = get_option( 'sidebars_widgets' );
    $all_widget_array = array( );
    foreach ( $current_sidebars as $sidebar => $widgets ) {
        if ( !empty( $widgets ) && is_array( $widgets ) && $sidebar != 'wp_inactive_widgets' ) {
            foreach ( $widgets as $widget ) {
                $all_widget_array[] = $widget;
            }
        }
    }
    while ( in_array( $widget_name . '-' . $widget_index, $all_widget_array ) ) {
        $widget_index++;
    }
    $new_widget_name = $widget_name . '-' . $widget_index;
    return $new_widget_name;
}