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  1. <?php
  2.  
  3. /*
  4.  * OIDplus 2.0
  5.  * Copyright 2019 - 2022 Daniel Marschall, ViaThinkSoft
  6.  *
  7.  * Licensed under the Apache License, Version 2.0 (the "License");
  8.  * you may not use this file except in compliance with the License.
  9.  * You may obtain a copy of the License at
  10.  *
  11.  *     http://www.apache.org/licenses/LICENSE-2.0
  12.  *
  13.  * Unless required by applicable law or agreed to in writing, software
  14.  * distributed under the License is distributed on an "AS IS" BASIS,
  15.  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16.  * See the License for the specific language governing permissions and
  17.  * limitations under the License.
  18.  */
  19.  
  20. use ViaThinkSoft\OIDplus\OIDplus;
  21. use ViaThinkSoft\OIDplus\OIDplusGui;
  22. use ViaThinkSoft\OIDplus\OIDplusException;
  23.  
  24. header('Content-Type:text/html; charset=UTF-8');
  25.  
  26. require_once __DIR__ . '/../../../../includes/oidplus.inc.php';
  27.  
  28. set_exception_handler(array(OIDplusGui::class, 'html_exception_handler'));
  29.  
  30. @set_time_limit(0);
  31.  
  32. OIDplus::init(true);
  33.  
  34. if (OIDplus::baseConfig()->getValue('DISABLE_PLUGIN_ViaThinkSoft\OIDplus\OIDplusPageAdminNostalgia', false)) {
  35.         throw new OIDplusException(_L('This plugin was disabled by the system administrator!'));
  36. }
  37.  
  38. if (!OIDplus::authUtils()->isAdminLoggedIn()) {
  39.         throw new OIDplusException(_L('You need to <a %1>log in</a> as administrator.',OIDplus::gui()->link('oidplus:login$admin')));
  40. }
  41.  
  42. if (!class_exists('ZipArchive')) {
  43.         throw new OIDplusException(_L('The PHP extension "ZipArchive" needs to be installed to create a ZIP archive with an included database. Otherwise, you can just download the plain program without data.'));
  44. }
  45.  
  46. $dos_ids = array();
  47. $parent_oids = array();
  48. $i = 0;
  49.  
  50. // Root node
  51. $dos_ids[''] = str_pad(strval($i++), 8, '0', STR_PAD_LEFT);
  52. $parent_oids[''] = '';
  53. $iri[''] = array();
  54. $asn1[''] = array();
  55. $title[''] = 'OID Root';
  56. $description[''] = 'Exported by OIDplus 2.0';
  57.  
  58. // Now check all OIDs
  59. $res = OIDplus::db()->query("select * from ###objects where id like 'oid:%' order by ".OIDplus::db()->natOrder('id'));
  60. while ($row = $res->fetch_object()) {
  61.         $oid = substr($row->id, strlen('oid:'));
  62.         $parent_oid = substr($row->parent, strlen('oid:'));
  63.  
  64.         $dos_ids[$oid] = str_pad(strval($i++), 8, '0', STR_PAD_LEFT);
  65.         fill_asn1($oid, $asn1);
  66.         fill_iri($oid, $iri);
  67.         $title[$oid] = $row->title;
  68.         $description[$oid] = $row->description;
  69.  
  70.         if ((oid_len($oid) > 1) && ($parent_oid == '')) {
  71.                 do {
  72.                         $real_parent = oid_len($oid) > 1 ? oid_up($oid) : '';
  73.                         $parent_oids[$oid] = $real_parent;
  74.  
  75.                         if (isset($dos_ids[$real_parent])) break; // did we already handle this parent node?
  76.  
  77.                         $dos_ids[$real_parent] = str_pad(strval($i++), 8, '0', STR_PAD_LEFT);
  78.                         fill_asn1($real_parent, $asn1); // well-known OIDs?
  79.                         fill_iri($real_parent, $iri); // well-known OIDs?
  80.                         $title[$real_parent] = '';
  81.                         $description[$real_parent] = '';
  82.                         $res2 = OIDplus::db()->query("select * from ###objects where id = 'oid:$real_parent'");
  83.                         while ($row2 = $res2->fetch_object()) {
  84.                                 $title[$real_parent] = $row2->title;
  85.                                 $description[$real_parent] = $row2->description;
  86.                         }
  87.  
  88.                         // next
  89.                         if ($real_parent == '') break;
  90.                         $oid = $real_parent;
  91.                 } while (true);
  92.         } else {
  93.                 $parent_oids[$oid] = $parent_oid;
  94.         }
  95. }
  96.  
  97. $tmp_file = OIDplus::localpath().'userdata/dos_export.zip';
  98.  
  99. $zip = new ZipArchive();
  100. if ($zip->open($tmp_file, ZipArchive::CREATE)!== true) {
  101.         throw new OIDplusException("cannot open <$tmp_file>");
  102. }
  103.  
  104. function make_line($command, $data) {
  105.         return $command.$data."\r\n";
  106. }
  107.  
  108. // https://github.com/danielmarschall/oidplus_dos/blob/master/OIDFILE.PAS
  109. define('CMD_VERSION',         'VERS');
  110. define('CMD_OWN_ID',          'SELF');
  111. define('CMD_PARENT',          'SUPR');
  112. define('CMD_CHILD',           'CHLD');
  113. define('CMD_ASN1_IDENTIFIER', 'ASN1');
  114. define('CMD_UNICODE_LABEL',   'UNIL');
  115. define('CMD_DESCRIPTION',     'DESC');
  116.  
  117. foreach ($dos_ids as $oid => $dos_id) {
  118.         $cont = '';
  119.  
  120.         $cont .= make_line(CMD_VERSION, 2022);
  121.  
  122.         $cont .= make_line(CMD_OWN_ID, $dos_id.$oid);
  123.  
  124.         $parent_oid = $parent_oids[$oid];
  125.         $parent_id = $dos_ids[$parent_oid];
  126.         $cont .= make_line(CMD_PARENT, $parent_id.$parent_oid);
  127.  
  128.         foreach ($parent_oids as $child_oid => $parent_oid) {
  129.                 if ($child_oid == '') continue;
  130.                 if ($parent_oid == $oid) {
  131.                         $child_id = $dos_ids[$child_oid];
  132.                         $cont .= make_line(CMD_CHILD, $child_id.$child_oid);
  133.                 }
  134.         }
  135.  
  136.         foreach ($asn1[$oid] as $name) {
  137.                 $cont .= make_line(CMD_ASN1_IDENTIFIER, $name);
  138.         }
  139.  
  140.         foreach ($iri[$oid] as $name) {
  141.                 $cont .= make_line(CMD_UNICODE_LABEL, $name);
  142.         }
  143.  
  144.         $desc_ary1 = handleDesc($title[$oid]);
  145.         $desc_ary2 = handleDesc($description[$oid]);
  146.         $desc_ary = array_merge($desc_ary1, $desc_ary2);
  147.         $prev_line = '';
  148.         foreach ($desc_ary as $line_idx => $line) {
  149.                 if ($line == $prev_line) continue;
  150.                 if ($line_idx >= 10/*DESCEDIT_LINES*/) break;
  151.                 $cont .= make_line(CMD_DESCRIPTION, $line);
  152.                 $prev_line = $line;
  153.         }
  154.  
  155.         //echo "****$dos_id.OID\r\n";
  156.         //echo "$cont\r\n";
  157.  
  158.         $zip->addFromString("$dos_id.OID", $cont);
  159. }
  160.  
  161. $exe_url = 'https://github.com/danielmarschall/oidplus_dos/raw/master/OIDPLUS.EXE';
  162. $exe = url_get_contents($exe_url);
  163. if (!$exe) {
  164.         throw new OIDplusException(_L("Cannot download the binary file from GitHub (%1)", $exe_url));
  165. }
  166. $zip->addFromString('OIDPLUS.EXE', $exe);
  167.  
  168. $zip->close();
  169.  
  170. if (!headers_sent()) {
  171.         header('Content-Type: application/zip');
  172.         header('Content-Disposition: attachment; filename=oidplus_dos.zip');
  173.         readfile($tmp_file);
  174. }
  175.  
  176. unlink($tmp_file);
  177.  
  178. OIDplus::invoke_shutdown();
  179.  
  180. # ---
  181.  
  182. function fill_asn1($oid, &$asn1) {
  183.         if (!isset($asn1[$oid])) $asn1[$oid] = array();
  184.         $res = OIDplus::db()->query("select * from ###asn1id where oid = 'oid:$oid'");
  185.         while ($row = $res->fetch_object()) {
  186.                 $asn1[$oid][] = $row->name;
  187.         }
  188. }
  189.  
  190. function fill_iri($oid, &$iri) {
  191.         if (!isset($iri[$oid])) $iri[$oid] = array();
  192.         $res = OIDplus::db()->query("select * from ###iri where oid = 'oid:$oid'");
  193.         while ($row = $res->fetch_object()) {
  194.                 $iri[$oid][] = $row->name;
  195.         }
  196. }
  197.  
  198. function handleDesc($desc) {
  199.         $desc = preg_replace('/\<br(\s*)?\/?\>/i', "\n", $desc); // br2nl
  200.         $desc = strip_tags($desc);
  201.         $desc = str_replace('&nbsp;', ' ', $desc);
  202.         $desc = html_entity_decode($desc);
  203.         $desc = str_replace("\r", "", $desc);
  204.         $desc = str_replace("\n", "  ", $desc);
  205.         $desc = str_replace("\t", "  ", $desc);
  206.         $desc = trim($desc);
  207.         $desc_ary = explode("\r\n", wordwrap($desc, 75, "\r\n", true));
  208.         if (implode('',$desc_ary) == '') $desc_ary = array();
  209.         return $desc_ary;
  210. }
  211.