.chg file format of MONOMAKH-SAPR: PHP parsing library

CHG is a container format file used by MONOMAKH-SAPR, a software package for analysis & design of reinforced concrete multi-storey buildings with arbitrary configuration in plan.

CHG is a simple container, which bundles several project files together.

Written and tested by Vladimir Shulzhitskiy, 2017

Application

MONOMAKH-SAPR

File extension

chg

KS implementation details

License: CC0-1.0
Minimal Kaitai Struct required: 0.7

This page hosts a formal specification of .chg file format of MONOMAKH-SAPR using Kaitai Struct. This specification can be automatically translated into a variety of programming languages to get a parsing library.

PHP source code to parse .chg file format of MONOMAKH-SAPR

MonomakhSaprChg.php

<?php
// This is a generated file! Please edit source .ksy file and use kaitai-struct-compiler to rebuild

/**
 * CHG is a container format file used by
 * [MONOMAKH-SAPR](https://www.liraland.com/mono/index.php), a software
 * package for analysis & design of reinforced concrete multi-storey
 * buildings with arbitrary configuration in plan.
 * 
 * CHG is a simple container, which bundles several project files
 * together.
 * 
 * Written and tested by Vladimir Shulzhitskiy, 2017
 */

class MonomakhSaprChg extends \Kaitai\Struct\Struct {
    public function __construct(\Kaitai\Struct\Stream $_io, \Kaitai\Struct\Struct $_parent = null, \MonomakhSaprChg $_root = null) {
        parent::__construct($_io, $_parent, $_root);
        $this->_read();
    }

    private function _read() {
        $this->_m_title = \Kaitai\Struct\Stream::bytesToStr($this->_io->readBytes(10), "ascii");
        $this->_m_ent = [];
        $i = 0;
        while (!$this->_io->isEof()) {
            $this->_m_ent[] = new \MonomakhSaprChg\Block($this->_io, $this, $this->_root);
            $i++;
        }
    }
    protected $_m_title;
    protected $_m_ent;
    public function title() { return $this->_m_title; }
    public function ent() { return $this->_m_ent; }
}

namespace \MonomakhSaprChg;

class Block extends \Kaitai\Struct\Struct {
    public function __construct(\Kaitai\Struct\Stream $_io, \MonomakhSaprChg $_parent = null, \MonomakhSaprChg $_root = null) {
        parent::__construct($_io, $_parent, $_root);
        $this->_read();
    }

    private function _read() {
        $this->_m_header = \Kaitai\Struct\Stream::bytesToStr($this->_io->readBytes(13), "ascii");
        $this->_m_fileSize = $this->_io->readU8le();
        $this->_m_file = $this->_io->readBytes($this->fileSize());
    }
    protected $_m_header;
    protected $_m_fileSize;
    protected $_m_file;
    public function header() { return $this->_m_header; }
    public function fileSize() { return $this->_m_fileSize; }
    public function file() { return $this->_m_file; }
}