wwwroot/nodes.php

   1 <?php
   2 //echo($_SERVER['PATH_INFO']."\n<pre>"); var_dump(preg_split('/\//', $_SERVER['PATH_INFO'])); die(); //PATH_INFO Debug (usefull when messing with mod_rewrite)
   3 // output buffering forcing (mx)
   4 if (!empty($_POST['FORCE_OB']) && $_POST['FORCE_OB'] == 'true') ob_start();
   5
   6 //header("Location: http://web.archive.org/web/20020925021139/http://kyberia.sk");
   7 //echo "je to uz uplne v pici. vsetky data su stratene, prajem pekny den :)";
   8 //exit;
   9
  10 //starting timer for benchmarking purposes
  11 $timer_start=Time()+SubStr(MicroTime(),0,8);
  12
  13 //setting PHPSESSID cookie and starting user session
  14 session_start();
  15
  16 error_reporting(1);
  17 //$_SESSION['debugging']=1;
  18 //exit;
  19
  20
  21 if ($_SESSION['debugging']) {
  22
  23     error_reporting(E_ALL);
  24     echo 'GET VARIABLES::<br/>';
  25     print_r($_GET);
  26     echo 'POST VARIABLES::<br/>';
  27     print_r($_POST);
  28     echo '<b>SESSION VARIABLES::</b><br/>';
  29     print_r($_SESSION);
  30 }
  31
  32
  33 //Path info (Experimental - this replaced most of mod_rewrites...)
  34 @$PATH_INFO=trim($_SERVER[PATH_INFO]);
  35 if($PATH_INFO != '') {
  36         $PATH_CHUNKS = preg_split('/\//', $PATH_INFO);
  37         if(isset($PATH_CHUNKS[1])) switch($PATH_CHUNKS[1]) {
  38                 case 'k':
  39                         if(isset($PATH_CHUNKS[2]) && $PATH_CHUNKS[2] != '') $_GET['node_kid'] = $PATH_CHUNKS[2];
  40                         if(isset($PATH_CHUNKS[3]) && $PATH_CHUNKS[3] != '') $_GET['template_kid'] = $PATH_CHUNKS[3];
  41                         break;
  42                 case 'id':
  43                         if(isset($PATH_CHUNKS[2]) && $PATH_CHUNKS[2] != '') $_GET['node_id'] = $PATH_CHUNKS[2];
  44                         if(isset($PATH_CHUNKS[3]) && $PATH_CHUNKS[3] != '') $_GET['template_id'] = $PATH_CHUNKS[3];
  45                         break;
  46                 default:
  47                         if($PATH_CHUNKS[1] != '') $_GET['node_name'] = $PATH_CHUNKS[1];
  48                         if(isset($PATH_CHUNKS[2]) && $PATH_CHUNKS[2] != '') $_GET['template_kid'] = $PATH_CHUNKS[2];
  49                         break;
  50         }
  51 }
  52
  53 //Base36 http://en.wikipedia.org/wiki/Base_36 (Initial support only :-)
  54 if(isset($_GET['node_kid'])) $_GET['node_id'] = base_convert($_GET['node_kid'], 36, 10);
  55 if(isset($_GET['template_kid'])) $_GET['template_id'] = base_convert($_GET['template_kid'], 36, 10);
  56
  57 //requiring main config file with path/database etc. constants
  58 require('config/config.inc');
  59 require(INCLUDE_DIR.'senate.inc');
  60
  61 if (isset($_SERVER['HTTP_REFERER'])) {
  62         preg_match('/(k|id)\/([0-9]*)\//',$_SERVER['HTTP_REFERER'],$ref_match);
  63         $referer_id=$ref_match[1];
  64 }
  65
  66 //connecting to database and creating universal $db object
  67 require(INCLUDE_DIR.'log.inc');
  68 require(INCLUDE_DIR.'ubik.inc');
  69 require(INCLUDE_DIR.'nodes.inc');
  70 require(INCLUDE_DIR.'error_messages.inc');
  71 require(INCLUDE_DIR.'database.inc');
  72
  73 $db = new CLASS_DATABASE();
  74
  75 if (!empty($_GET['template_id'])) {
  76         $template_id=$_GET['template_id'];
  77 } else {
  78         $template_id=false;
  79 }
  80
  81 //initializing node methods
  82 if (!empty($_GET['node_name'])) {
  83         $node  = nodes::redirByName($_GET['node_name']);
  84 } elseif (!empty($_GET['node_id'])) {
  85         $node = nodes::getNodeById($_GET['node_id'],
  86                 (isset($_SESSION['user_id']))?$_SESSION['user_id']:'');
  87 }
  88
  89 //XXX Paths are wrong (!)
  90 //loading smarty template engine and setting main parameters
  91 require(SMARTY_DIR.'Smarty.class.php');
  92 $smarty = new Smarty;
  93
  94 //$smarty->php_handling = SMARTY_PHP_REMOVE; //XXX
  95 $smarty->template_dir = TEMPLATE_DIR;
  96 //echo TEMPLATE_DIR.TEMPLATE_SET;
  97 //echo $smarty->template_dir;
  98 $smarty->compile_dir = SYSTEM_DATA.'templates_c/';
  99 $smarty->config_dir = SMARTY_DIR.'configs/'; //XXX neexistuje
 100 $smarty->cache_dir = SMARTY_DIR.'cache/';
 101 $smarty->plugins_dir = SMARTY_PLUGIN_DIR ;
 102 if ($_SESSION['debugging']) $smarty->debugging=true;
 103
 104 // initializing variables
 105 // preg_replace prevents LFI
 106 if (empty($_POST['event'])) $event=false;
 107 else $event= preg_replace( "![^a-zA-Z0-9_]+!", "", $_POST['event']);
 108
 109
 110 if ($_SESSION['debugging']) {
 111         echo "<pre><b>NODE::";
 112         print_r($node);
 113         echo "</pre>";
 114 }
 115
 116 if ((isset($_SESSION['user_id']) && ($node['node_creator']==$_SESSION['user_id']))) {
 117         $node['node_permission']='owner';
 118 }
 119
 120 if (isset($_SESSION['cube_vector']) && ($_SESSION['cube_vector'])) {
 121         if (strpos($node['node_vector'],$_SESSION['cube_vector'])===false) {
 122                 echo "node::".$node['node_vector'];
 123                 echo "cube_Vector::".$_SESSION['cube_vector'];
 124                 echo "you are out of allowed cwbe. access forbidden";
 125                 die();
 126         }
 127 }
 128
 129 //if not existent node show our own 404
 130 if (empty($node)) {
 131         $nodes= nodes::getNodesByName($_GET['node_name']);
 132         if ($nodes) {
 133                 $smarty->assign('nodes',$nodes);
 134                 $content=$smarty->display("404.tpl");
 135                 die();
 136         }
 137         elseif ($_SESSION['user_id']) {
 138                 $smarty->assign('node_name',$_GET['node_name']);
 139                 $content=$smarty->display("modules/addnode.tpl");
 140         }
 141 }
 142
 143 //modifying node glass pearl //XXX WTF
 144 if (is_array($children_types[$node['node_type']])) {
 145         $smarty->assign('children_types',$children_types[$node['node_type']]);
 146 }
 147 $smarty->assign('types',$types);
 148
 149
 150 //$node['node_type']=$types[$node['node_type']];
 151 $node['node_content']= StripSlashes($node['node_content']);
 152 $node['node_name']= StripSlashes($node['node_name']);
 153
 154 //checking permissions
 155 function _checkPermissions()
 156 {
 157         global $permissions, $node;
 158
 159         require(INCLUDE_DIR.'permissions.inc');
 160         $permissions=permissions::checkPermissions($node);
 161         $permissions['h']=permissions::isHierarch($node);
 162 }
 163
 164 // mail rss
 165 if ($template_id=='rss') //XXX WHAT?
 166 {
 167         $_feedType = "RSS0.91";
 168         if (!is_numeric($_SESSION['user_id']))
 169         {
 170                 if (!isset($_SERVER['PHP_AUTH_USER'])) {
 171                         header('WWW-Authenticate: Basic realm="Kyberia"');
 172                         header('HTTP/1.0 401 Unauthorized');
 173                         echo 'Cancel button';
 174                         exit;
 175                 }
 176                 else
 177                 {
 178                         require_once(EVENT_DIR.'/login.inc');
 179                         $_POST['login'] = $_SERVER['PHP_AUTH_USER'];
 180                         $_POST['password'] = $_SERVER['PHP_AUTH_PW'];
 181                         $_POST['login_type'] = "name";
 182                         if (!login())
 183                         {
 184                                 echo "Zle meno/heslo.";
 185                                 exit();
 186                         }
 187                 }
 188         }
 189
 190         _checkPermissions();
 191
 192         // Mail
 193         if ($_GET['node_id']==='24' && $permissions['r'])
 194         {
 195            require_once(INCLUDE_DIR.'/feedcreator.class.php');
 196
 197            $rss = new UniversalFeedCreator();
 198            $rss->title = "Kyberia mail";
 199            $rss->description = "";
 200            $rss->link = "https://". SYSTEM_URL . "/id/24";
 201
 202                 //XXX into function
 203            $query = "select date_format(mail.mail_timestamp,\"%e.%c. %k:%i:%s\") as cas,
 204    userfrom.user_action as locationfrom_action,
 205    userfrom.user_action_id as locationfrom_action_id,
 206    userto.user_action as locationto_action,
 207    userto.user_action_id as locationto_action_id,
 208    userto.login as mail_to_name, userfrom.login as mail_from_name,
 209    mail.* from mail left join users as userfrom on
 210    mail_from=userfrom.user_id left join users as userto on mail_to=userto.user_id
 211    where mail_user='$_SESSION[user_id]' and mail_to='$_SESSION[user_id]' order by mail_id desc limit 0,10";
 212
 213            $set = $db->query($query);
 214
 215            while($set->next()) {
 216                    $m = $set->getRecord();
 217                    if ($m['mail_to'] != $_SESSION['user_id'])
 218                            continue;
 219                    $item = new FeedItem();
 220                    $item->title = $m['mail_from_name'];
 221                    $item->link = "https://".SYSTEM_URL."/id/24";
 222                    $item->description = $m['mail_text'];
 223                    $rss->addItem($item);
 224            }
 225         }
 226         // bookmarks
 227         elseif ($_GET['node_id']=='19' && $permissions['r'])
 228         {
 229                 require_once(INCLUDE_DIR.'/feedcreator.class.php');
 230
 231                 $rss = new UniversalFeedCreator();
 232                 $rss->title = "Kyberia bookmarks";
 233                 $rss->link = "http://".SYSTEM_URL."/id/19"; //XXX https ?
 234
 235                 require_once(SMARTY_PLUGIN_DIR.'/function.get_bookmarks.php');
 236                 smarty_function_get_bookmarks(array(), $smarty);
 237                 $_items = $smarty->get_template_vars('get_bookmarks');
 238                 foreach ($_items as $_item)
 239                 {
 240                         if (is_array($_item['children']))
 241                                 foreach ($_item['children'] as $_b)
 242                                 {
 243                                         $item = new FeedItem();
 244                                         $item->title = $_b['node_name'];
 245                                         $item->link = "http://".SYSTEM_URL."/id/".$_b['node_id']."/rss";
 246                                         $rss->addItem($item);
 247                                 }
 248                 }
 249                 $_feedType = 'OPML';
 250         }
 251         elseif ($permissions['r'])
 252         {
 253                 require_once(INCLUDE_DIR.'/feedcreator.class.php');
 254
 255                 $rss = new UniversalFeedCreator();
 256                 $rss->title = $node['node_name'];
 257                 $rss->description = "";
 258                 $rss->link = "http://".SYSTEM_URL."/id/".$node['node_id'];
 259
 260                 // K list
 261                 if ($_GET['node_id']=='15')
 262                 {
 263                         require_once(SMARTY_PLUGIN_DIR.'/function.get_k.php');
 264                         smarty_function_get_k(array(), $smarty);
 265                         $_items = $smarty->get_template_vars('get_k');
 266                 }
 267                 else
 268                 {
 269                         require_once(SMARTY_PLUGIN_DIR.'/function.get_children.php');
 270                         smarty_function_get_children(
 271                                 array('orderby' => 'desc', 'orderby_type' => 'time'), $smarty);
 272                         $_items = $smarty->get_template_vars('get_children');
 273                 }
 274
 275                 foreach ($_items as $_item)
 276                 {
 277                         $item = new FeedItem();
 278                         $item->title = $_item['node_name'];
 279                         $item->link = "http://".SYSTEM_URL."/id/".$_item['node_id'];
 280                         $item->description = $_item['node_content'];
 281                         $rss->addItem($item);
 282                 }
 283         }
 284
 285         if ($permissions['r']) $rss->showFeed($_feedType);
 286         exit();
 287 }
 288
 289 _checkPermissions();
 290
 291 //entering the node
 292
 293 //sventest
 294 if (($permissions['r']) || ($event != 'register')) {
 295
 296         //performing node_events (based on update/insert/delete db queries)
 297         if ($event) {
 298                 require(INCLUDE_DIR.'eventz.inc');
 299         }
 300
 301         elseif ($transaction) {
 302                 require(INCLUDE_DIR.'transaction.inc');
 303         }
 304         //end of performing node events
 305
 306         //sventest
 307 }
 308
 309
 310 if ($permissions['r']) {
 311
 312 // these 4 lines are not the source of kyberia lagging problems.
 313 // leave them. started on the 10.4.
 314 // data gained will be used for scientific purposes
 315
 316 // if (isset($_SESSION['user_id']) {
 317 //      log_levenshtein($_SESSION['user_id'],$node['node_id']);
 318 // }
 319
 320 if ((isset($_SESSION['user_id'])) && ($_SESSION['user_id'])) {
 321         $q="insert delayed into levenshtein set user_id='".$_SESSION['user_id']."',node_id='".$node['node_id']."'";
 322         $db->update($q);
 323 }
 324
 325 //if node is css
 326 //XXX into function
 327 if ($node['template_id']!='2019721'){
 328
 329         logger::log('enter',$node['node_id'],'ok',$node['node_user_subchild_count']);
 330         if (!empty($_SESSION['user_id']) && is_numeric($node['node_id'])) {
 331                 $q="update node_access set visits=visits+1,node_user_subchild_count='0',last_visit=NOW() where node_id='".$node['node_id']."' and user_id='".$_SESSION['user_id']."'";
 332 //              echo $q;
 333                 $result=$db->update($q);
 334
 335                 if (!$result) {
 336                         $q="insert into node_access set user_id='".$_SESSION['user_id']."',node_id='".$node['node_id']."',last_visit=NOW()";
 337                         $db->query($q);
 338                 }
 339         }//end of if node os css
 340 }
 341
 342 }
 343
 344 //XXX into function
 345 // if (isset($_SESSION['user_id']) {
 346 //      if (isset($referer_id)) {
 347 //              update_nodes($_SESSION['user_id'],$node['node_id'],$referer_id);
 348 //      } else {
 349 //              update_nodes($_SESSION['user_id'],$node['node_id'],0);
 350 //      }
 351 // }
 352
 353 // DO NOT MESS WITH THIS !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
 354 //creating neural network
 355 $db->update("update nodes set node_views=node_views+1 where node_id='".$node['node_id']."'");
 356 if (isset($referer_id) && is_numeric($referer_id)) {
 357         $q="update neurons set synapse=synapse+1 where dst='".$node['node_id']."' and src='$referer_id'";
 358         $result=$db->update($q);
 359         if (!$result) {
 360                 $q="insert into neurons set synapse_creator='".$_SESSION['user_id']."',dst='".$node['node_id']."',src='$referer_id',synapse=1";
 361                 $db->query($q);
 362                 }
 363 }
 364
 365
 366 elseif (!$permissions['r'] && $_GET['magic_word']) {
 367         $magic_word_big=$_GET['magic_word'];
 368
 369         if ( preg_match("/(\d+)-(.+)/",$_GET['magic_word'],$mu)) {
 370                 $magic_uid=$mu['1'];
 371                 $magic_word=addslashes($mu['2']);
 372                 // XXX WTF column magic_word does not exists
 373                 $q="select login from users where user_id='$magic_uid' and magic_word='$magic_word'";
 374                 $set=$db->query($q);
 375                 if ($set->getNumRows()) {
 376                         $permissions['r']=true;
 377                 }
 378         }
 379 }
 380
 381
 382
 383
 384
 385 else {
 386         logger::log('enter',$node['node_id'],'failed');
 387 }
 388
 389
 390
 391 //assigning user data to smarty if user logged in
 392 if (isset($_SESSION['user_id'])&&($user_id=$_SESSION['user_id'])) {
 393         $smarty->assign('_POST',$_POST);
 394         $smarty->assign('bookmarks',$_SESSION['bookmarks']);
 395         $smarty->assign('ignore',$_SESSION['ignore']);
 396         $smarty->assign('bookstyl',$_SESSION['bookstyl']);
 397         $smarty->assign('fook',$_SESSION['fook']);
 398         $smarty->assign('user_id',$_SESSION['user_id']);
 399         if (!empty($_SESSION['cube_vector']))
 400                 $smarty->assign('cube_vector',$_SESSION['cube_vector']);
 401         $smarty->assign('friends',$_SESSION['friends']); //req by freezy, done by darkaural
 402         $smarty->assign('user_quota',$_SESSION['user_quota']);
 403
 404         // XXX into function
 405         $newmail_q = sprintf('select u.user_mail_id
 406                                 , u.user_k
 407                                 , u.k_wallet
 408                                 , u.user_mail
 409                                 , ms.user_id as mail_sender_id
 410                                 , ms.login as mail_sender
 411                                 from users u
 412                                 left join users ms on ms.user_id = u.user_mail_id
 413                                 where u.user_id = %d',
 414                                 $user_id);
 415         $newmailset = $db->query($newmail_q);
 416
 417
 418         $newmailset->next();
 419         $new_mail=$newmailset->getString('user_mail');
 420         // XXX into function
 421         $newmailset2 = $db->query("select users.user_mail_id,mailsender.login
 422  from users left join users as mailsender on users.user_mail_id = mailsender.user_id where users.user_id = '$user_id'");
 423         $newmailset2->next();
 424         $smarty->assign('new_mail',$new_mail);
 425         $smarty->assign('new_mail_name',$newmailset->getString('mail_sender'));
 426         $smarty->assign('new_mail_name2',$newmailset2->getString('login'));
 427         $user_k=$newmailset->getString('user_k');
 428         $smarty->assign('user_k',$user_k);
 429         $k_wallet=$newmailset->getString('k_wallet');
 430         $smarty->assign('k_wallet',$k_wallet);
 431         $user_id=$_SESSION['user_id'];
 432
 433         //mail node
 434         if ($node['node_name']=='mail') {
 435
 436                 //clear new mail message
 437
 438                 if ($new_mail) $db->query("update users set user_mail=0 where user_id='$user_id'");
 439
 440                 //set messages as delivered to recipient
 441                 $set=$db->query("select mail_id,mail_duplicate_id from mail where mail_user='$user_id' and mail_to='$user_id' and mail_read='no'");
 442                 while($set->next()) {
 443                         $db->query("update mail set mail_read='yes' where mail_id='".$set->getString('mail_duplicate_id')."'");
 444                         $db->query("update mail set mail_read='yes' where mail_id='".$set->getString('mail_id')."'");
 445
 446                         $new_messages[$set->getString('mail_id')]=true;
 447                 }
 448 /*
 449                 if (count($new_messages)) {
 450                         $db->query("update mail set mail_read='yes' where mail_user='$user_id' and mail_user=mail_to and mail_read='no'");
 451                         $smarty->assign('new_messages',$new_messages);
 452
 453                 }
 454 */
 455         }
 456 }
 457
 458
 459
 460 if ($node['node_system_access']=='crypto') {
 461         $smarty->assign('crypto_pass',$_SESSION['crypto'][$node['node_id']]);
 462 }
 463
 464 $smarty->assign('error',$error);
 465 $smarty->assign('permissions',$permissions);
 466 $smarty->assign('current_vector',$node['node_vector']);
 467 if ($permissions['r']) $smarty->assign('node',$node);
 468 else {
 469
 470         $smarty->assign('node',$node);
 471         //new templates by Dark matter
 472         $smarty->template_dir=OWN_TEMPLATE_DIR;
 473
 474         $smarty->display('1549864.tpl');
 475         $smarty->display('1549885.tpl');
 476         $smarty->display('630526.tpl');
 477         die();
 478
 479         //redirect to mainpage
 480 // looks like poeple totaly hate this redirect!
 481 //      header("Location: /id/1");
 482 }
 483
 484
 485 // XXX into function
 486 if (($node['template_id']!='2019721') && (isset($_SESSION['user_id']))){
 487 //setting user location
 488 $q="update users set last_action=NOW(),user_location_vector='".$node['node_vector']."',user_action='".addslashes($node['node_name'])."',user_action_id='".$node['node_id']."' where user_id='".$_SESSION['user_id']."'";
 489 $db->executequery($q);
 490 }
 491
 492 $whole_time=SubStr((Time()+SubStr(MicroTime(),0,8)-$timer_start),0,7);
 493 $smarty->assign('whole_time',$whole_time);
 494
 495
 496 if ($template_id=='download' OR $template_id=='download.jpg') {
 497         if ($permissions['r']) {
 498         $linkname = SYSTEM_ROOT."/files/".$node['node_id'];
 499         $filename= readlink($linkname);
 500         $suffix=preg_replace("/(.*?)\.(.*?)/i","$2",$filename);
 501
 502         $ext = substr( $filename,-3 );
 503         if( $filename == "" ) {
 504            echo "ERROR: Empty file to download. ";
 505            exit;
 506         } elseif ( ! file_exists( $filename ) ) {
 507                 exit;
 508         };
 509         switch( strtolower($ext) ){
 510            case "pdf": $ctype="application/pdf";              break;
 511            case "exe": $ctype="application/octet-stream";      break;
 512            case "zip": $ctype="application/zip";              break;
 513            case "doc": $ctype="application/msword";            break;
 514            case "xls": $ctype="application/vnd.ms-excel";      break;
 515            case "ppt": $ctype="application/vnd.ms-powerpoint"; break;
 516            case "gif": $ctype="image/gif";                    break;
 517            case "png": $ctype="image/png";                    break;
 518            case "jpg": $ctype="image/jpg";                    break;
 519            default:    $ctype="application/force-download";
 520         }
 521         $file=str_replace(" ","_",$node['node_name']).".$ext";
 522         header("Pragma: public");
 523         header("Expires: 0");
 524         header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
 525         header("Content-Type: $ctype");
 526         $user_agent = strtolower ($_SERVER["HTTP_USER_AGENT"]);
 527         if ((is_integer (strpos($user_agent, "msie"))) && (is_integer
 528         (strpos($user_agent, "win")))) {
 529            header( "Content-Disposition: filename=$file;" );
 530         } else  {
 531            header( "Content-Disposition: attachment;
 532         filename=$file;" );
 533         }
 534         header("Content-Transfer-Encoding: binary");
 535         header("Content-Length: ".filesize($filename));
 536         readfile("$filename");
 537         exit();
 538         }
 539         else { echo "you don't have permissions for downloading this data"; die(); }
 540 }
 541
 542 if ($node['template_id']=='2019721'){
 543 Header("Cache-control: max-age=3600");
 544 }else{
 545 Header("Cache-control: no-cache");
 546 Header("Expires:".gmdate("D, d M Y H:i:s")." GMT");
 547 header("Last-Modified: ".gmdate("D, d M Y H:i:s")." GMT");
 548 }
 549
 550
 551 //for cases like search & preview
 552         $smarty->assign('post_vars',$_POST);
 553 if (!empty($_POST['template_event'])) {
 554         $smarty->assign('template_event',$_POST['template_event']);
 555
 556 }
 557
 558 //setting listing parameters
 559         $children_count=$node['node_children_count'];
 560         $descendant_count=$node['node_descendant_count'];
 561
 562         if (isset($_POST['listing_amount']) && is_numeric($_POST['listing_amount'])) {
 563                 $listing_amount=mysql_real_escape_string($_POST['listing_amount']);
 564         }elseif (!empty($_SESSION['listing_amount'])) $listing_amount=$_SESSION['listing_amount'];
 565         else $listing_amount=DEFAULT_LISTING_AMOUNT;
 566         $smarty->assign('listing_amount',$listing_amount);
 567
 568         if (isset($_POST['listing_order']) && $_POST['listing_order']) {
 569                 $listing_order=mysql_real_escape_string($_POST['listing_order']);
 570         } elseif (!empty($_SESSION['listing_order'])) $listing_order=$_SESSION['listing_order'];
 571         else $listing_order=DEFAULT_LISTING_ORDER;
 572         $smarty->assign('listing_order',$listing_order);
 573
 574         if (isset ($_POST['get_children_offset']) && is_numeric($_POST['get_children_offset'])) {
 575                 $offset=$_POST['get_children_offset'];
 576         } else { $offset=0; }
 577
 578
 579         //movement forward and backward
 580 //      if ($listing_order=='asc' && !$offset) $offset=$descendant_count-$listing_amount;
 581
 582         if ($_POST['get_children_move']=='<') {
 583                 $offset=$offset-$listing_amount;
 584               if ($offset<0) $offset=0;
 585         }
 586         elseif ($_POST['get_children_move']=='>') {
 587                 $offset=$offset+$listing_amount;
 588         }
 589         elseif ($_POST['get_children_move']=='>>') {
 590                 $offset=$descendant_count-$listing_amount;
 591         }
 592
 593         elseif ($_POST['get_children_move']=='<<') {
 594                $offset=0;
 595         }
 596         if ($offset<0) $offset=0;
 597         $_POST['offset']=$offset;
 598         $smarty->assign('offset',$offset);
 599
 600
 601 if ($node['external_link']=='header://svg' && !is_numeric($template_id)) {
 602         header("Content-Type: image/svg+xml");
 603 }
 604
 605 //show own header
 606 elseif (isset($_SESSION['header_id']) && ($_SESSION['header_id']==true)) {
 607         $smarty->assign('header_id',$_SESSION['header_id']);
 608         $smarty->template_dir=OWN_TEMPLATE_DIR;
 609         $content=$smarty->fetch($_SESSION['header_id'].".tpl");
 610         $smarty->template_dir = TEMPLATE_DIR.TEMPLATE_SET;
 611         //not registered user
 612         if ($_SESSION['header_id']==2091520) {
 613                 echo $content;
 614                 session_destroy();
 615                 die();
 616         }
 617 }
 618
 619 $smarty->template_dir=OWN_TEMPLATE_DIR;
 620
 621 if (is_numeric($template_id)) {
 622         $content.=$smarty->fetch($template_id.".tpl");
 623 }
 624
 625 else {
 626         $template_id=$node['template_id'];
 627         $content.=$smarty->fetch($node['template_id'].".tpl");
 628 }
 629
 630 if ($template_id=='2019721'){
 631         $content=$smarty->fetch($template_id.".tpl");
 632         echo $content;
 633 }else{
 634         $time=SubStr((Time()+SubStr(MicroTime(),0,8)-$timer_start),0,7);
 635         echo $content;
 636 //      echo "<center>page generation took: $time second</center>";
 637 }
 638 //end of displaying
 639
 640 // output buffering forcing (mx)
 641 if (!empty($_POST['FORCE_OB']) && $_POST['FORCE_OB'] == 'true') ob_end_flush();
 642
 643 ?>