JezK

Edit File: inc-avia-importer.php

<?php
if( ! defined( 'AVIA_FW' ) )	{	exit( 'No direct script access allowed' );	}

/**
 * Handles importing a demo
 *
 * By default errors importing a demo due to not activated plugins are ignored.
 *
 * Creating demos it is usefull to check for import errors - In wp-config.php or functions.php:
 *
 * Enable logging to default error log, behaviour is same as default, reroute to theme options page when finished:
 *		- define( 'WP_DEBUG', true );
 *
 * To enable additional displaying of error message to user - no reroute to theme options page when error occur:
 *		-  define( 'AVIA_REPORT_DEMO_IMPORT_ERRORS', true );
 *
 */

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

if( ! defined( 'AVIA_REPORT_DEMO_IMPORT_ERRORS' ) )
{
	define( 'AVIA_REPORT_DEMO_IMPORT_ERRORS', false );
}

//heavily increased the execution time. if an image optimization plugin is active this will be necessary when importing larger demos
@ini_set( 'max_execution_time', 1200 );

$demo_full_name = ! empty( $_REQUEST['demo_full_name'] ) ? stripslashes( $_REQUEST['demo_full_name'] ) : '';
$debug_prefix = sprintf( __( 'Demo Importer (%s):', 'avia_framework' ), $demo_full_name ) . ' ';

if( defined( 'WP_DEBUG' ) && WP_DEBUG )
{
	error_log( $debug_prefix . __( 'Import started', 'avia_framework' ) );
}

// Load Importer API
require_once ABSPATH . 'wp-admin/includes/import.php';

$avia_importerError = false;

global $avia_config;

/**
 * We have to handle:
 *
 *	- a default demo shipped with theme (default)
 *	- Demos shipped with theme
 *	- Downloaded demos from an external server
 *
 * @since 4.8.2
 */
$default_path = get_template_directory() . '/includes/admin/demo_files/default';

if( isset( $_POST['files'] ) && ! empty( $_POST['files'] ) )
{
	$default_path = get_template_directory() . $_POST['files'];
}
else if( isset( $_POST['import_dir'] ) && isset( $_POST['demo_name'] ) && ! empty( $_POST['import_dir'] ) && ! empty( $_POST['demo_name'] ) )
{
	$default_path = trailingslashit( $_POST['import_dir'] ) . $_POST['demo_name'];
}

$import_filepath = apply_filters(  'avf_import_dummy_filepath', $default_path, THEMENAME );

/**
 * Make path global to allow other scripts to get access (e.g. config-woocommerce/admin-import.php)
 */
$avia_config['demo_import']['current_import_filepath'] = $import_filepath;

//check if wp_importer, the base importer class is available, otherwise include it
if( ! class_exists( 'WP_Importer', false ) )
{
	$class_wp_importer = ABSPATH . 'wp-admin/includes/class-wp-importer.php';
	if ( file_exists( $class_wp_importer ) )
	{
		require_once( $class_wp_importer );
	}
	else
	{
		$avia_importerError = true;
	}
}

//check if the wp import class is available, this class handles the wordpress XML files. If not include it
//make sure to exclude the init function at the end of the file in kriesi_importer
if( ! class_exists( 'WP_Import', false ) )
{
	$class_wp_import = AVIA_PHP . 'wordpress-importer/wordpress-importer.php';
	if ( file_exists( $class_wp_import ) )
	{
		require_once( $class_wp_import );
	}
	else
	{
		$avia_importerError = true;
	}
}

if( $avia_importerError !== false )
{
	$msg = sprintf( __( 'The Auto importing script could not be loaded. Please use the wordpress importer and import the XML file <pre>%s</pre> manually.', 'avia_framework' ), $import_filepath . '.xml' );

if( defined( 'WP_DEBUG' ) && WP_DEBUG )
	{
		error_log( $debug_prefix . $msg );
	}

exit( 'avia_error-' . $msg );
}
else
{
	if( class_exists( 'WP_Import', false ) )
	{
		include_once( 'wordpress-importer/avia-import-class.php' );
	}

$import_error = false;

if( ! is_file( $import_filepath . '.xml' ) )
	{
		$msg = sprintf( __( 'The XML file <pre>%s</pre> containing the demo content is not available or could not be read. You might want to try to set the file permission to chmod 777. If this doesn\'t work please use the wordpress importer and import the XML file (should be located in your themes folder: dummy.xml) manually <a href="/wp-admin/import.php">here.</a>', 'avia_framework' ), $import_filepath . '.xml' );
		if( defined( 'WP_DEBUG' ) && WP_DEBUG )
		{
			error_log( $debug_prefix . $msg );
		}

exit( 'avia_error-' . $msg );
	}
	else
	{
		if( ! isset( $custom_export ) )
		{
			/**
			 * @used_by		enfold\config-woocommerce\admin-import.php					10
			 */
			do_action( 'avia_import_hook' );

/**
			 * WP Importer plugin echos messages -> success message AND error messages (e.g. when posttypes of non active plugins are imported)
			 */
			ob_start();

$wp_import = new avia_wp_import();
			$wp_import->rename_existing_menus();
			$wp_import->fetch_attachments = true;
			$wp_import->import( $import_filepath . '.xml' );

//	With 4.8.2 with downloading files we change to .txt, so php is only a fallback
			$options_file = '';
			if( is_file( $import_filepath . '.txt' ) )
			{
				$options_file = $import_filepath . '.txt';
			}
			else if( is_file( $import_filepath . '.php' ) )
			{
				$options_file = $import_filepath . '.php';
			}

if( ! empty( $options_file ) )
			{
				$wp_import->saveOptions( $options_file );
			}

$wp_import->set_menus();

$wp_import_msg = trim( ob_get_clean() );

$result_pos = strpos( $wp_import_msg, 'All done.' );
			if( 0 === $result_pos )
			{
				if( defined( 'WP_DEBUG' ) && WP_DEBUG )
				{
					error_log( $debug_prefix . 'No Errors from importer: ' . $wp_import_msg );
				}

echo $wp_import_msg;
			}
			else if( false !== $result_pos && ( ! defined( 'AVIA_REPORT_DEMO_IMPORT_ERRORS' ) || true !== AVIA_REPORT_DEMO_IMPORT_ERRORS ) )
			{
				//	Error message only reported to log file - not to user
				if( defined( 'WP_DEBUG' ) && WP_DEBUG )
				{
					$out = str_replace( ' ', "\n\t\t", $wp_import_msg );
					error_log( $debug_prefix . 'Errors from importer - not reported to user: ' . "\n\t\t" . $out );
				}

$done = substr( $wp_import_msg, $result_pos );
				echo $done;
			}
			else
			{
				//	report errors to log and user
				if( defined( 'WP_DEBUG' ) && WP_DEBUG )
				{
					$out = str_replace( ' ', "\n\t\t", $wp_import_msg );
					error_log( $debug_prefix . 'Errors from importer: ' . "\n\t\t" . $out );
				}

//	limit output to user in modal popup
				$err_msg = '';
				if( strlen( $wp_import_msg ) > 0 )
				{
					$wp_import_msg = explode( ' ', $wp_import_msg );
					$add_more = true;
					$i = 0;

foreach( $wp_import_msg as $err )
					{
						if( false !== stripos( $err, 'All done' ) )
						{
							$add_more = false;
							break;
						}

$err_msg .= ' ' . $err;

$i++;
						if( $i > 10 )
						{
							break;
						}
					}

if( $add_more )
					{
						$err_msg .= ' ..........';
					}
				}

if( '' != $err_msg )
				{
					$import_error = true;

$out = 'avia_error-' . __( 'Errors occured importing demo. Maybe you did not activate all necessary plugins or you have existing content that is in conflict with the demo content.', 'avia_framework' ) . ' ';
					$out .= __( 'Error(s) returned:', 'avia_framework' ) . ' ';
					$out .= $err_msg;

echo $out;
				}
			}

/**
			 * @used_by		enfold\config-woocommerce\config.php			10
			 */
			do_action( 'avia_after_import_hook' ); // todo: rename. make sure to update hook name of our woocommerce import script
		}
		else
		{
			$import = new avia_wp_import();
			$import->saveOptions( $import_filepath . '.php', $custom_export );

do_action( 'avia_after_custom_import_hook' );
		}

/**
		 * generic hook. example use: after demo setting import we want to regen cached stylesheet
		 *
		 * @used_by			class aviaElementManager				10
		 * @used_by			functions-enfold.php					30
		 * @used_by			includes\helper-assets.php				100
		 */
		do_action( 'ava_after_import_demo_settings' );

/**
		 * In case an error occured we can break script now
		 */
		if( $import_error )
		{
			exit;
		}

update_option( 'av_demo_content_imported', true );
	}
}