<?php
$timeoutMinutes = 5; // Minutes after which BackupBuddy assumed a backup has timed out & no longer running.


if ( '' == pb_backupbuddy::$options['last_backup_serial'] ) { // no backup made yet.
	return false;
}

if ( ! class_exists( 'backupbuddy_core' ) ) {
	require_once( pb_backupbuddy::plugin_path() . '/classes/core.php' );
}

/***** BEGIN CALCULATING CURRENT BACKUP DETAILS *****/

require_once( pb_backupbuddy::plugin_path() . '/classes/fileoptions.php' );
$backup_options = new pb_backupbuddy_fileoptions( backupbuddy_core::getLogDirectory() . 'fileoptions/' . pb_backupbuddy::$options['last_backup_serial'] . '.txt', $read_only = true );
if ( true !== ( $result = $backup_options->is_ok() ) ) { // no backup yet or fileoptions file damaged/unavailable.
	return false;
} else {
	$currentBackup = $backup_options->options;
}

$currentBackupStats['serial'] = $currentBackup['serial'];
$currentBackupStats['isRunning'] = '0';
if ( '0' == $currentBackup['finish_time'] ) { // Last backup has not finished yet or timed out.
	if ( ( time()-$currentBackup['updated_time'] ) > (60*$timeoutMinutes) ) { // Most likely timed out.
	} else { // Still chugging along possibly.
		$currentBackupStats['isRunning'] = '1';
	}
}
$currentBackupStats['processStarted'] = $currentBackup['start_time'];
$currentBackupStats['processFinished'] = $currentBackup['finish_time'];

$currentBackupStats['processStepTitle'] = '';
$currentBackupStats['processStepFunction'] = '';
$currentBackupStats['processStepElapsed'] = 0;
foreach( (array)$currentBackup['steps'] as $step ) {
	if ( '0' == $step['finish_time'] ) {
		$currentBackupStats['processStepTitle'] = backupbuddy_core::prettyFunctionTitle( $step['function'] );
		$currentBackupStats['processStepFunction'] = $step['function'];
		$currentBackupStats['processStepElapsed'] = time() - $step['start_time'];
		break;
	}
}
$currentBackupStats['backupType'] = $currentBackup['type'];
$currentBackupStats['profileTitle'] = htmlentities( $currentBackup['profile']['title'] );
$currentBackupStats['scheduleTitle'] = $currentBackup['schedule_title'];
if ( @file_exists( $currentBackup['archive_file'] ) ) {
	$currentBackupStats['archiveFile'] = basename( $currentBackup['archive_file'] );
} else {
	$currentBackupStats['archiveFile'] = '';
}
$currentBackupStats['archiveURL'] = '';
if ( isset( $currentBackup['archive_url'] ) ) {
	$currentBackupStats['archiveURL'] = $currentBackup['archive_url'];
}

$currentBackupStats['archiveSize'] = 0;
if ( $currentBackup['archive_size'] == 0 ) {
	if ( file_exists( $currentBackup['temporary_zip_directory'] ) ) { // Temp zip file.
		$directory = opendir( $currentBackup['temporary_zip_directory'] );
		while( $file = readdir( $directory ) ) {
			if ( ( $file != '.' ) && ( $file != '..' ) && ( $file != 'exclusions.txt' ) && ( !preg_match( '/.*\.txt/', $file ) ) && ( !preg_match( '/pclzip.*\.gz/', $file) ) ) {
				$stats = stat( $currentBackup['temporary_zip_directory'] . $file );
				$currentBackupStats['archiveSize'] = $stats['size'];
			}
		}
		closedir( $directory );
		unset( $directory );
	}
}

$integrityIsOK = '-1';
if ( isset( $currentBackup['integrity'] ) && isset( $currentBackup['integrity']['is_ok'] ) ) {
	$integrityIsOK = $currentBackup['integrity']['is_ok'];
}
$currentBackupStats['integrityStatus'] = $integrityIsOK; // true, false, -1 (unknown)

$destinations = array();
foreach( (array)$currentBackup['steps'] as $step ) {
	if ( 'send_remote_destination' == $step['function'] ) {
		$destinations[] = array(
							'id' => $step['args'][0],
							'title' => pb_backupbuddy::$options['remote_destinations'][ $step['args'][0] ]['title'],
							'type' => pb_backupbuddy::$options['remote_destinations'][ $step['args'][0] ]['type'],
						);
	}
}
$currentBackupStats['destinations'] = $destinations; // Index is destination ID. Empty array if none.


return $currentBackupStats;
