/**
 * Copyright (C) 2014-2020 ServMask Inc.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see 
%d%% complete', AI1WM_PLUGIN_NAME ), $total_content_files_count, $progress ) );
		// Flag to hold if file data has been processed
		$completed = true;
		// Start time
		$start = microtime( true );
		// Get content list file
		$content_list = ai1wm_open( ai1wm_content_list_path( $params ), 'r' );
		// Set the file pointer at the current index
		if ( fseek( $content_list, $content_bytes_offset ) !== -1 ) {
			// Open the archive file for writing
			$archive = new Ai1wm_Compressor( ai1wm_archive_path( $params ) );
			// Set the file pointer to the one that we have saved
			$archive->set_file_pointer( $archive_bytes_offset );
			// Loop over files
			while ( list( $file_abspath, $file_relpath, $file_size, $file_mtime ) = fgetcsv( $content_list ) ) {
				$file_bytes_written = 0;
				// Add file to archive
				if ( ( $completed = $archive->add_file( $file_abspath, $file_relpath, $file_bytes_written, $file_bytes_offset ) ) ) {
					$file_bytes_offset = 0;
					// Get content bytes offset
					$content_bytes_offset = ftell( $content_list );
				}
				// Increment processed files size
				$processed_files_size += $file_bytes_written;
				// What percent of files have we processed?
				$progress = (int) min( ( $processed_files_size / $total_content_files_size ) * 100, 100 );
				// Set progress
				Ai1wm_Status::info( sprintf( __( 'Archiving %d content files...
%d%% complete', AI1WM_PLUGIN_NAME ), $total_content_files_count, $progress ) );
				// More than 10 seconds have passed, break and do another request
				if ( ( $timeout = apply_filters( 'ai1wm_completed_timeout', 10 ) ) ) {
					if ( ( microtime( true ) - $start ) > $timeout ) {
						$completed = false;
						break;
					}
				}
			}
			// Get archive bytes offset
			$archive_bytes_offset = $archive->get_file_pointer();
			// Truncate the archive file
			$archive->truncate();
			// Close the archive file
			$archive->close();
		}
		// End of the content list?
		if ( feof( $content_list ) ) {
			// Unset archive bytes offset
			unset( $params['archive_bytes_offset'] );
			// Unset file bytes offset
			unset( $params['file_bytes_offset'] );
			// Unset content bytes offset
			unset( $params['content_bytes_offset'] );
			// Unset processed files size
			unset( $params['processed_files_size'] );
			// Unset total content files size
			unset( $params['total_content_files_size'] );
			// Unset total content files count
			unset( $params['total_content_files_count'] );
			// Unset completed flag
			unset( $params['completed'] );
		} else {
			// Set archive bytes offset
			$params['archive_bytes_offset'] = $archive_bytes_offset;
			// Set file bytes offset
			$params['file_bytes_offset'] = $file_bytes_offset;
			// Set content bytes offset
			$params['content_bytes_offset'] = $content_bytes_offset;
			// Set processed files size
			$params['processed_files_size'] = $processed_files_size;
			// Set total content files size
			$params['total_content_files_size'] = $total_content_files_size;
			// Set total content files count
			$params['total_content_files_count'] = $total_content_files_count;
			// Set completed flag
			$params['completed'] = $completed;
		}
		// Close the content list file
		ai1wm_close( $content_list );
		return $params;
	}
}