index.php

   1 <?php
   2 /*
   3  * SkladovySystem - Storage management system compatible with LMS
   4  * Copyright (C) 2011  Tomas Mudrunka
   5  *
   6  * This program is free software: you can redistribute it and/or modify
   7  * it under the terms of the GNU Affero General Public License as
   8  * published by the Free Software Foundation, either version 3 of the
   9  * License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU Affero General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Affero General Public License
  17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 require_once('sklad.conf.php');
  21 set_include_path(DIR_LIB.PATH_SEPARATOR.get_include_path());
  22
  23 require_once('Sklad_Auth.class/common.php');
  24 require_once('HTTP_Auth.class.php');
  25 require_once('Locale.class.php');
  26 require_once('Barcode.class.php');
  27 require_once('Fortune.php');
  28
  29 /**
  30 * Trida poskytuje vseobecne funkce pro generovani HTML kodu
  31 *
  32 * Tato trida by nemela sama nic vypisovat (vyjma chybovych a debugovacich hlasek)!
  33 *
  34 * @package  HTML
  35 * @author   Tomas Mudrunka
  36 */
  37 class HTML {
  38         function row($row,$type=false,$class=false,$parameters='',$colspan=array(),$rowspan=array(),$break_after=array()) {
  39                 $html = '';
  40                 $class_br = $class ? " class='$class' " : '';
  41                 $class = $class ? " class='$class tr_nobr' " : '';
  42                 if($type) $html.="<$type>";
  43                 $html.="<tr$class$parameters>";
  44                 $td = $type == 'thead' ? 'th' : 'td';
  45                 foreach($row as $id => $var) {
  46                         $tdclass = " class='cell_$id'";
  47                         if(trim($var) == '') $var = '&nbsp;';
  48                         $rs = isset($rowspan[$id]) ? " rowspan='$rowspan[$id]'" : '';
  49                         $cs = isset($colspan[$id]) ? " colspan='$colspan[$id]'" : '';
  50                         $html.="<$td$rs$cs$tdclass>$var</$td>";
  51                         if(in_array($id,$break_after,true)) $html.='</tr>'."<tr$class_br$parameters>";
  52                 }
  53                 $html.='</tr>';
  54                 if($type) $html.="</$type>";
  55                 return $html;
  56         }
  57
  58         function table(&$table,$colspan=array(),$rowspan=array(),$break_after=array(),$parity_class=array('tr_odd','tr_even'),$params='border=1',$row_classes_field='_row_classes') {
  59                 $html="<table $params>";
  60                 $header=true;
  61                 $even=false;
  62                 foreach($table as $row) {
  63                         $params = isset($row[$row_classes_field]) ? $row[$row_classes_field] : '';
  64                         unset($row[$row_classes_field]);
  65                         if($header) {
  66                                 $keys = array(); foreach($row as $key => $val) $keys[$key]=$key;
  67                                 $html.=$this->row(T($keys),'thead',false,'',$colspan,$rowspan,$break_after);
  68                                 $header=false;
  69                         }
  70                         $class = $parity_class ? $parity_class[$even] : false;
  71                         $html.=$this->row($row,false,$class.$params,'',$colspan,$rowspan,$break_after);
  72                         $even = !$even;
  73                 }
  74                 $html.='</table>';
  75                 return $html;
  76         }
  77
  78         function link($title='n/a', $link='#void', $internal=true, $translate=true) {
  79                 if($internal && (!isset($link[0]) || $link[0] != '#')) $link = $this->internal_url($link);
  80                 if($translate) $title = T($title);
  81                 return "<a href='$link'>".$title."</a>";
  82         }
  83
  84         function img($src='#void', $title='img', $options='height=64') {
  85                 $options = $options ? " $options" : '';
  86                 return "<img src='$src' alt='$title' title='$title'$options; />";
  87         }
  88
  89         function img_link($src, $link='#void', $title='img_link', $internal=true, $translate=true, $options='height=64') {
  90                 return $this->link($this->img($src,$title,$options),$link,$internal,$translate);
  91         }
  92
  93         function textarea($name=false, $value='', $placeholder=false, $options=false, $prefix='') {
  94                 $html = T($prefix)."<textarea";
  95                 if($name) $html.= " name='$name'";
  96                 if($options) $html.= " $options";
  97                 if($placeholder) $html.= " placeholder='$placeholder'";
  98                 $html .= ">$value</textarea>";
  99                 return $html;
 100         }
 101
 102         function input($name=false, $value=false, $type='text', $placeholder=false, $options=false, $prefix='') {
 103                 if($type == 'textarea') return $this->textarea($name, $value, $placeholder, $options, $prefix);
 104                 $html = T($prefix)."<input type='$type' ";
 105                 if($name) $html.= "name='$name' ";
 106                 if(!is_bool($value)) {
 107                         if($type == 'submit') $value = T($value);
 108                         $html.= "value='$value' ";
 109                 }
 110                 if($options) $html.= "$options ";
 111                 if($placeholder) $html.= "placeholder='$placeholder' ";
 112                 $html .= '/>';
 113                 return $html;
 114         }
 115
 116         function form($action=false, $method=false, $inputs, $options=false) {
 117                 $action = $action ? " action='$action'" : '';
 118                 $method = $method ? " method='$method'" : '';
 119                 $options = $options ? " $options" : '';
 120                 $html = "<form$action$method$options>";
 121                 foreach($inputs as $input) $html .= call_user_func_array(array($this,'input'), $input);
 122                 $html .= "</form>";
 123                 return $html;
 124         }
 125
 126         function select($name, $selectbox, $default=false) {
 127                 //echo('<pre>'); print_r($selectbox);
 128                 $html = "<select name='$name'>";
 129
 130                 if(!is_bool($default)) {
 131                         $value=$default; $title=$selectbox[$value];
 132                         $html .= "<option value='$value'>$title (($value))</option>";
 133                         unset($selectbox[$value]);
 134                 }
 135                 foreach($selectbox as $value => $title) {
 136                         $html .= "<option value='$value'>$title (($value))</option>";
 137                 }
 138                 $html .= "</select>";
 139                 return $html;
 140         }
 141
 142         function ul($items,$tag=ul,$head='',$class=false) {
 143                 $class = $class ? " class='$class'" : '';
 144                 $html = "$head<$tag$class>";
 145                 foreach($items as $key => $value) {
 146                         $html .= '<li>';
 147                         if(is_numeric($key)) {
 148                                 $html .= $value;
 149                         } else {
 150                                 $html .= $this->link($key,$value);
 151                         }
 152                         $html .= '</li>';
 153                 }
 154                 $html .= "</$tag>";
 155                 return $html;
 156         }
 157
 158         function div($html, $options) {
 159                 $options = $options ? " $options" : '';
 160                 return "<div$options>$html</div>";
 161         }
 162
 163         function favicon($url='/favicon.ico') {
 164                 return '<link rel="shortcut icon" href="'.$url.'" /><link href="'.$url.'" rel="icon" type="image/gif" />';
 165
 166         }
 167
 168         function head($title=false,$charset='UTF-8',$more='') {
 169                 $title = $title ? "\n<title>$title</title>" : '';
 170                 $html= '<head>';
 171                 $html.= '<meta http-equiv="Content-Type" content="text/html; charset='.$charset.'" />'.$title.$more;
 172                 $html.= $this->favicon(dirname($_SERVER['SCRIPT_NAME']).'/favicon.ico');
 173                 $html.= '</head>';
 174                 return $html;
 175         }
 176 }
 177
 178 /**
 179 * Trida poskytuje podpurne funkce pro generovani HTML kodu specificke pro sklad
 180 *
 181 * Tato trida by nemela sama nic vypisovat (vyjma chybovych a debugovacich hlasek)!
 182 *
 183 * @package  Sklad_HTML
 184 * @author   Tomas Mudrunka
 185 */
 186 class Sklad_HTML extends HTML { //TODO: Split into few more methods
 187         function header($title='', $user=array()) {
 188                 $home = URL_HOME;
 189                 $script = $_SERVER['SCRIPT_NAME'];
 190                 $search = htmlspecialchars(@trim($_GET['q']));
 191                 $message = strip_tags(@trim($_GET['message']),'<a><b><u><i><br>');
 192                 $fortune = fortune();
 193                 $instance = INSTANCE_ID != '' ? '/'.INSTANCE_ID : '';
 194                 $user_id = htmlspecialchars($user['id']);
 195                 $user_gid = htmlspecialchars($user['gid']);
 196                 $user_name = htmlspecialchars($user['name']);
 197                 $time = date('r');
 198                 //$title = T($title); //TODO
 199
 200                 $html = $this->head("SōkoMan$title");
 201                 $html .= <<<EOF
 202 <h1 style="display: inline;"><a href="$script/">SōkoMan</a><small>$instance$title</small></h1>
 203 <div style="float:right; text-align:right;">
 204         Logged in as <b>$user_name</b> [UID: <b>$user_id</b>; GID: <b>$user_gid</b>]<br />
 205         Page loaded at $time
 206 </div>
 207
 208 <style type="text/css">
 209 * { font-family: arial; }
 210 td,body { background-color: white; border: orange; }
 211 .tr_nobr td { border-top: 3px solid orange; }
 212 table { background-color: orange; border: orange; }
 213 td textarea { width:100%; height:100%; }
 214 a, a img { text-decoration:none; color: darkblue; border:none; }
 215 li a, a:hover { text-decoration:underline; }
 216 .tr_even td { background-color: lemonchiffon; }
 217 .tr_nobr.tr_even td:first-child { border-left: 5px solid orange; }
 218 .tr_nobr.tr_odd td:first-child { border-left: 5px solid white; }
 219 .item_status_stored td { font-weight:bold; }
 220 .item_status_deleted td { text-decoration:line-through; }
 221 .item_status_destroyed td { font-style:italic; }
 222 .floating_barcode { margin: 5px; }
 223 .disabled { color: grey; }
 224 /* table, table * { table-layout:fixed; width:100%; overflow:hidden; word-wrap:break-word; } */
 225 /* td { position:absolute; } */
 226 /* .cell_model_name { float:left; } */
 227
 228 .menu li {
 229         float: left;
 230         padding: 0.2em;
 231 }
 232
 233 .menu * li {
 234         float: none;
 235 }
 236
 237 .menu * menu {
 238         position: absolute;
 239         padding: 0.2em;
 240 }
 241
 242 .menu, .menu * menu {
 243         list-style: none;
 244 }
 245
 246 .menu * menu {
 247         border: 1px solid orange;
 248         display: none;
 249         margin: 0;
 250 }
 251
 252 .menu li:hover menu, .menu li:hover {
 253         display: block;
 254         background-color: yellow;
 255 }
 256
 257 </style>
 258
 259 <div>
 260 EOF;
 261
 262         $assistants=array();
 263         foreach(scandir(DIR_ASSISTANTS) as $item) {
 264                 if($item == '.' || $item == '..') continue;
 265                 $item = preg_replace('/\.inc\.php$/','',$item,-1,$count);
 266                 if($count) $assistants[$item] = "assistant/$item";
 267         }
 268
 269         $tables=array('item','model','category','producer','vendor','room','status');
 270
 271         foreach($tables as $table) {
 272                 $listable[$table] = $table;
 273                 $insertable[$table] = "$table/new";
 274         }
 275
 276         $html .= $this->ul(array(
 277                 'Home' => '',
 278                 'Logout' => '?logout',
 279                 0 => $this->ul($assistants,'menu',$this->link('Assistants','#')),
 280                 1 => $this->ul($insertable,'menu',$this->link('New','#')),
 281                 2 => $this->ul($listable,'menu',$this->link('List','#'))
 282         ),'menu', '', 'menu');
 283
 284         $html .= '<div style="float: right;">';
 285
 286         /*
 287         //TODO: Do we really need this?
 288         $html .= $this->form("$script/api/go", 'GET', array(
 289                 array('q','','text','smart id...', 'autofocus'),
 290                 array(false,'go','submit')
 291         ), 'style="float: left;"');
 292         */
 293
 294         $html .= $this->form('?', 'GET', array(
 295                 array('q',$search,'text','regexp...'),
 296                 array(false,'filter','submit')
 297         ), 'style="float: left;"');
 298
 299         $html .= $this->form("$script/item", 'GET', array(
 300                 array('q',$search,'text','regexp...','autofocus'),
 301                 array(false,'search','submit')
 302         ), 'style="float: left;"');
 303
 304         $html .= '</div>';
 305
 306         $html .= <<<EOF
 307 </div>
 308 <hr style="clear: both;" />
 309 <div style="background-color:#FFDDDD;">
 310         <font color="red">$message</font>
 311 </div>
 312 <div style="text-align:right; color:darkgreen;">
 313 $fortune
 314 </div>
 315 EOF;
 316
 317         return $html;
 318         }
 319
 320         function internal_url($link) {
 321                 return $_SERVER['SCRIPT_NAME'].'/'.$link;
 322         }
 323
 324         function table_add_images(&$table) {
 325                 $image = array('model_id');
 326                 foreach($table as $id => $row) {
 327                         foreach($image as $column) if(isset($table[$id][$column])) {
 328                                 $type = @array_shift(preg_split('/_/', $column));
 329                                 $src=URL_IMAGES."/$type/".$table[$id][$column].'.jpg';
 330                                 $table[$id][$type.'_image']=$this->img_link($src, $src, $table[$id][$column], false, false);
 331                         }
 332                 }
 333         }
 334
 335         function render_barcode($barcode,$opts=false) {
 336                 return $this->img_link($this->internal_url("barcode/$barcode"),$this->internal_url("barcode/$barcode"),$barcode,false,false,$opts);
 337         }
 338
 339         function table_add_barcodes(&$table) {
 340                 $image = array('model_barcode', 'item_serial');
 341                 foreach($table as $id => $row) {
 342                         foreach($image as $column) if(isset($table[$id][$column])) {
 343                                 $table[$id][$column]=$this->render_barcode($table[$id][$column]);
 344                         }
 345                 }
 346         }
 347
 348         function table_add_row_classes(&$table, $class_col='_row_classes') {
 349                 $image = array('status_name' => ' item_status_');
 350                 foreach($table as $id => $row) {
 351                         foreach($image as $column => $param) if(isset($table[$id][$column])) {
 352                                 @$table[$id][$class_col] .= $param.$table[$id][$column];
 353                         }
 354                 }
 355         }
 356
 357         function table_add_relations(&$table, $class, $suffix_relations='_relations') {
 358                 $where_url = '%d/?where[%c]==%v';
 359                 $relations = array( //TODO: Autodetect???
 360                         'model' => array(
 361                                 'model_id' => array(array('item',$where_url),array('edit','model/%v/edit/')),
 362                                 'model_barcode' => array(array('store','assistant/%d?barcode=%v')),
 363                                 'model_name' => array(array('google','http://google.com/search?q=%v',true)) //TODO: add manufacturer to google query
 364                         ),
 365                         'item' => array(
 366                                 'item_serial' => array(array('dispose','assistant/%d?serial=%v','in_stock'),array('sell','assistant/%d?serial=%v','in_stock')),
 367                                 'item_id' => array(array('edit','item/%v/edit/'))
 368                         ),
 369                         'category'      => array('category_id' => array(array('item',$where_url), array('model',$where_url))),
 370                         'producer' => array('producer_id' => array(array('item',$where_url), array('model',$where_url))),
 371                         'vendor' => array('vendor_id' => array(array('item',$where_url))),
 372                         'room' => array('room_id' => array(array('item',$where_url))),
 373                         'status' => array('status_id' => array(array('item',$where_url)))
 374                 );
 375                 $relations_conditions=array(
 376                         'in_stock' => 'return(@$table[$id]["status_name"] == "stored");',
 377                         'not_sold' => 'return(@$table[$id]["status_name"] != "sold");',
 378                         'not_sold_or_disposed' => 'return(@$table[$id]["status_name"] != "sold" && @$table[$id]["status_name"] != "disposed");'
 379                 );
 380                 foreach($table as $id => $row) {
 381                         foreach($row as $column => $value) {
 382                                 if(isset($relations[$class][$column])) {
 383                                         foreach($relations[$class][$column] as $destination) {
 384                                                 $destination_url = str_replace(
 385                                                         array('%d','%c','%v'),
 386                                                         array(urlencode($destination[0]),urlencode($column),urlencode($value)),
 387                                                         $destination[1]
 388                                                 );
 389                                                 if(isset($destination[2]) && isset($relations_conditions[$destination[2]])) {
 390                                                         //$condition = $relations_conditions[$destination[2]]($table,$id);
 391                                                         if(!eval($relations_conditions[$destination[2]])) continue;
 392                                                 }
 393                                                 @$table[$id][$class.$suffix_relations] .= $this->link($destination[0], $destination_url).',';
 394                                         }
 395                                 }
 396                         }
 397                 }
 398         }
 399
 400         function table_collapse(&$table) {
 401                 $collapse = array(
 402                         'item_id' => 'item_id',
 403                         'model_id' => 'model_name',
 404                         'category_id' => 'category_name',
 405                         'producer_id' => 'producer_name',
 406                         'vendor_id' => 'vendor_name',
 407                         'room_id' => 'room_name',
 408                         'status_id' => 'status_name',
 409                         'item_author' => 'item_author_backend',
 410                         'item_customer' => 'item_customer',
 411                 );
 412
 413                 foreach($table as $id => $row) {
 414                         foreach($collapse as $link => $title)
 415                                 if(isset($table[$id][$link]) && isset($row[$title])) {
 416                                         $type = @array_shift(preg_split('/_/', $link));
 417                                         if($link != $title) unset($table[$id][$link]);
 418                                         switch($link) { //TODO: Move to array for easy configuration
 419                                                 case 'item_author':
 420                                                 case 'item_customer':
 421                                                         $table[$id][$title]=$this->link($row[$title], "?where[$link]==".$row[$link], false);
 422                                                         break;
 423                                                 default:
 424                                                         $table[$id][$title]=$this->link($row[$title], $type.'/'.$row[$link].'/');
 425                                                         break;
 426                                         }
 427                                 }
 428                 }
 429         }
 430
 431         function table_sort(&$table) {
 432                 $precedence = array('item_id', 'model_image', 'model_name','model_descript','category_name','status_name','room_name','item_quantity','item_price_in','item_price_out','model_price_in','model_price_out','item_relations','model_relations');
 433                 $table_sorted = array();
 434                 foreach($table as $id => $row) {
 435                         $table_sorted[$id] = array();
 436                         foreach($precedence as $column) if(isset($table[$id][$column])) {
 437                                 $table_sorted[$id][$column]=$table[$id][$column];
 438                                 unset($table[$id][$column]);
 439                         }
 440                         $table_sorted[$id]=array_merge($table_sorted[$id],$table[$id]);
 441                         //foreach($table[$id] as $key => $val) $table_sorted[$id][T($key)] = $val; //array_merge with T() translating
 442                 }
 443                 $table = $table_sorted;
 444         }
 445
 446         function table_hide_columns(&$table, $class) { //TODO: Move to build_query_select() !!! :-)))
 447                 $fields_hide = array(
 448                         'item' => array('model_descript','model_price_in','model_price_out','model_barcode','model_countable','model_reserve','model_eshop_hide','room_descript','room_author','producer_name','producer_note','vendor_note')
 449                 );
 450                 //print_r($table); die();
 451                 if(isset($fields_hide[$class])) foreach($table as $id => $row) {
 452                         foreach($fields_hide[$class] as $field) unset($table[$id][$field]);
 453                 }
 454         }
 455
 456         function render_item_table($table,$class=false) {
 457
 458                 $cellspan = array(
 459                         'break_after' => array(
 460                                 'item' => array('category_name'),
 461                                 'model'=> array('model_descript')
 462                         ),
 463                         'rowspan' => array(
 464                                 'item' => array('model_image'=>2,'item_id'=>2),
 465                                 'model'=> array('model_image'=>2)
 466                         ),
 467                         'colspan' => array(
 468                                 'item' => array('model_name'=>6,'category_name'=>'100%'),
 469                                 'model'=> array('model_name'=>4,'model_descript'=>'100%')
 470                         )
 471                 );
 472
 473                 foreach(array_keys($cellspan) as $vari)
 474                         $$vari = isset($cellspan[$vari][$class]) ? $cellspan[$vari][$class] : array();
 475
 476                 if(empty($table)) return '<h3>'.T('holy primordial emptiness is all you can find here...').'</h3><br />';
 477                 $this->table_add_row_classes($table);
 478                 $this->table_add_images($table);
 479                 if($class) $this->table_add_relations($table,$class);
 480                 $this->table_add_barcodes($table);
 481                 $this->table_collapse($table);
 482                 if($class) $this->table_hide_columns($table,$class);
 483                 $this->table_sort($table);
 484                 return $this->table($table,$colspan,$rowspan,$break_after);
 485         }
 486
 487         function render_insert_inputs($class,$columns,$selectbox,$current,$hidecols,$update) {
 488                 $textarea = array(
 489                         'item' => array('item_note'),
 490                         'model' => array('model_descript')
 491                 );
 492                 $html = '<table>';
 493                 foreach($columns as $column)    {
 494                         $html.='<tr><td>'.T($class).':<b>'.T($column['Field']).'</b>:&nbsp;</td><td>';
 495                         $name="values[$class][".$column['Field'].'][]';
 496                         $val = $update && isset($current[$column['Field']]) ? $current[$column['Field']] : false;
 497                         switch(true) {
 498                                 case (preg_match('/auto_increment/', $column['Extra']) || in_array($column['Field'], $hidecols)):
 499                                         if(is_bool($val) && !$val) $val = '';
 500                                         $html.=$this->input($name, $val, 'hidden');
 501                                         $html.='<span class="disabled"><i>[AUTO]</i> '.$val.'</span>';
 502                                         break;
 503                                 case isset($selectbox[$column['Field']]):
 504                                         $html.=$this->select($name,$selectbox[$column['Field']],$val);
 505                                         break;
 506                                 case isset($textarea[$class]) && in_array($column['Field'],$textarea[$class]):
 507                                         $html.=$this->input($name, $val, 'textarea');
 508                                         break;
 509                                 default:
 510                                         $html.=$this->input($name, $val);
 511                                         break;
 512                         }
 513                         $html.='</td></tr>';
 514                 }
 515                 $html.='</table>';
 516                 return $html;
 517         }
 518
 519         function render_insert_form_multi($array) {
 520                 $html = '';
 521                 $head=false;
 522
 523                 foreach($array as $key => $args) {
 524                         $parts=array('inputs');
 525                         if(!$head) { $head = true;
 526                                 $parts[]='head';
 527                         }
 528                         if(!isset($array[$key+1])) {
 529                                 $parts[]='foot';
 530                                 $hr = '';
 531                         } else $hr = '<hr />';
 532                         //$args[] = false;
 533                         $args[] = $parts;
 534
 535                         $html .= call_user_func_array(array($this, 'render_insert_form'), $args);
 536                         $html .= $hr;
 537                 }
 538                 return $html;
 539         }
 540
 541         function render_insert_form($class, $columns, $selectbox=array(), $current=false, $hidecols=false, $action=false, $multi_insert=true, $parts=false) {
 542                 $html = '';
 543                 //print_r($parts);
 544                 //echo('<pre>'); print_r($selectbox);
 545                 //echo('<pre>'); print_r($current);
 546                 $update = false;
 547                 if(is_array($current)) {
 548                         $update = true;
 549                         $current = array_shift($current);
 550                 }
 551
 552                 if(!is_array($hidecols)) $hidecols = array();
 553                 $hidecols = array_merge($hidecols, array('item_author', 'item_valid_from', 'item_valid_till')); //TODO Autodetect
 554
 555                 if(!is_array($parts) || in_array('head', $parts)) {
 556                         $action = $action ? " action='$action'" : false;
 557                         $html.="<form$action method='POST'>"; //TODO: use $this->form()
 558                         $html.='<span><div name="input_set" style="float:left; border:1px solid grey; padding: 1px; margin: 1px;">';
 559                 }
 560
 561                 if(!is_array($parts) || in_array('inputs', $parts))
 562                         $html.=$this->render_insert_inputs($class,$columns,$selectbox,$current,$hidecols,$update);
 563
 564                 if(!is_array($parts) || in_array('foot', $parts)) {
 565                         $html .= '</div></span><br style="clear:both" />';
 566                         if($multi_insert) { //TODO, move to separate JS file
 567                                 $html.=<<<EOF
 568                                 <script>
 569                                         function duplicate_element(what, where) {
 570                                                 var node = document.getElementsByName(what)[0];
 571                                                 node.parentNode.appendChild(node.cloneNode(true));
 572                                         }
 573                                 </script>
 574                                 <a href='#' onClick="duplicate_element('input_set')">+</a>
 575 EOF;
 576                         }
 577
 578                         $btn = is_array($current) ? 'UPDATE' : 'INSERT'; //TODO: $current may be set even when inserting...
 579                         $html.=$this->input(false, $btn, 'submit');
 580                         $html.='</form>';
 581                 }
 582                 return $html;
 583         }
 584 }
 585
 586 /**
 587 * Trida poskytuje rozhrani k databazi skladu
 588 *
 589 * @package  Sklad_DB
 590 * @author   Tomas Mudrunka
 591 */
 592 class Sklad_DB extends PDO {
 593         function __construct() {
 594                 $this->auth = new Sklad_Auth();
 595
 596                 parent::__construct(
 597                         DB_DSN, DB_USER, DB_PASS,
 598                         array(PDO::MYSQL_ATTR_INIT_COMMAND => "SET NAMES utf8") //Force UTF8 for MySQL
 599                 );
 600         }
 601
 602         function escape($str) {
 603                 return preg_replace('(^.|.$)', '', $this->quote($str)); //TODO HACK
 604         }
 605
 606         function quote_identifier($str) {
 607                 return '`'.$this->escape($str).'`'; //TODO HACK
 608         }
 609
 610         function build_query_select($class, $id=false, $limit=false, $offset=0, $where=false, $search=false, $history=false, $order=false, $suffix_id='_id') {
 611                 //Configuration
 612                 $join = array(
 613                         'item'  => array('model', 'category', 'producer', 'vendor', 'room', 'status'),
 614                         'model' => array('category', 'producer')
 615                 ); //TODO Autodetect using foreign keys?
 616                 $fields_search = array(
 617                         'item'  => array('item_id','item_serial','model_name','model_barcode','model_descript','producer_name','vendor_name'),
 618                         'model' => array('model_id','model_name','model_barcode','model_descript','producer_name')
 619                 ); //TODO Autodetect
 620
 621                 //Init
 622                 if(is_array($where)) foreach($where as $key => $value) $where[$key] = $key.' '.$value; //TODO: escape SQLi!!!
 623
 624                 //Escaping
 625                 $class = $this->escape($class);
 626
 627                 //SELECT
 628                 $sql="SELECT * FROM `$class`\n";
 629                 //JOIN
 630                 if(isset($join[$class])) foreach($join[$class] as $j) $sql .= "LEFT JOIN `$j` USING($j$suffix_id)\n";
 631                 //WHERE/REGEXP
 632                 if($search) {
 633                         $search = $this->quote($search);
 634                         if(!isset($fields_search[$class])) die(trigger_error(T("Can't search in $class table yet :-("))); //TODO: post_redirect_get
 635                         $sql_search = '';
 636                         foreach($fields_search[$class] as $column) $sql_search .= "OR $column REGEXP $search ";
 637                         $where[] = "FALSE $sql_search";
 638                 }       elseif($id) $where[] = "$class$suffix_id = $id";
 639                 if(!$history && $this->contains_history($class)) $where[] = $class.'_valid_till=0';
 640
 641                 if($where) $sql .= 'WHERE ('.implode(') AND (', $where).")\n";
 642                 //ORDER
 643                 if(!$order) $order = $class.$suffix_id.' DESC';
 644                 if($this->contains_history($class)) $order .= ",${class}_valid_from DESC";
 645                 $sql .= "ORDER BY $order\n";
 646                 //LIMIT/OFFSET
 647                 if($limit) {
 648                         $limit = $this->escape((int)$limit);
 649                         $offset = $this->escape((int)$offset);
 650                         $sql .= "LIMIT $offset,$limit\n";
 651                 }
 652
 653                 return $sql;
 654         }
 655
 656         function safe_query($sql, $fatal=true) {
 657                 $result = $this->query($sql);
 658                 if(!$result) {
 659                         $error = $this->errorInfo();
 660                         trigger_error("<font color=red><b>QUERY FAILED ($error[0],$error[1]): </b>$error[2]<br /><br /><b>QUERY:</b>\n<pre>$sql</pre></font>");
 661                         if($fatal) die();
 662                 }
 663                 return $result;
 664         }
 665
 666         function translate_query_results(&$result) {
 667                 $translate_cols = array('item_valid_till'); //TODO: Hardcoded
 668                 foreach($result as $key => $row) {
 669                         foreach($translate_cols as $col) if(isset($result[$key][$col])){
 670                                 $result[$key][$col] = T($result[$key][$col]);
 671                         }
 672                 }
 673         }
 674
 675         function load_backend_data_to_query_results(&$result,$suffix_backend='_backend') {
 676                 $translate_cols = array(
 677                         'item_author' => 'return($this->auth->get_username_by_id($result[$key][$col]));'
 678                 ); //TODO: Hardcoded
 679                 foreach($result as $key => $row) {
 680                         foreach($translate_cols as $col => $backend) if(isset($result[$key][$col])){
 681                                 $result[$key][$col.$suffix_backend] = eval($backend);
 682                         }
 683                 }
 684         }
 685
 686         function safe_query_fetch($sql, $fatal=true, $fetch_flags = PDO::FETCH_ASSOC, $translate=true) {
 687                 $result = $this->safe_query($sql, $fatal)->fetchAll($fetch_flags);
 688                 $this->load_backend_data_to_query_results($result);
 689                 if($translate) $this->translate_query_results($result);
 690                 return $result;
 691         }
 692
 693         function get_listing($class, $id=false, $limit=false, $offset=0, $where=false, $search=false, $history=false, $indexed=array(), $suffix_id='_id') {
 694                 $sql = $this->build_query_select($class, $id, $limit, $offset, $where, $search, $history);
 695                 $result = $this->safe_query_fetch($sql);
 696                 if(!$result || !is_array($indexed)) return $result;
 697
 698                 foreach($result as $key => $row) $indexed[$row[$class.$suffix_id]]=$row;
 699                 return $indexed;
 700         }
 701
 702         function get_columns($class,$disable_cols=array()) { //TODO: Not sure if compatible with non-MySQL DBs
 703                 $class = $this->escape($class);
 704                 $sql = "SHOW COLUMNS FROM $class;";
 705                 $columns = $this->safe_query_fetch($sql);
 706                 /*foreach($columns as $colk => $col) foreach($col as $key => $val) {
 707                         if(in_array($col['Field'],$disable_cols)) $columns[$colk]['Extra']='auto_increment';
 708                 }*/
 709                 return $columns;
 710         }
 711
 712         function columns_get_selectbox($columns, $class=false, $suffix_id='_id', $suffix_name='_name') {
 713                 $selectbox=array( //TODO: Hardcoded...
 714                         'model_countable' => array(0 => 'no', 1 => 'yes'),
 715                         'model_eshop_hide' => array(0 => 'no', 1 => 'yes'),
 716                         'vendor_id' => array('COMPULSORY' => 'select...')
 717                 );
 718                 foreach($columns as $column) {
 719                         if($column['Field'] == 'user_id') continue; //TODO HACK Blacklist: tabulka nemusi obsahovat *_name!!! momentalne se to tyka jen tabulky user (a item - u ty to nevadi)!
 720                         if($class && $column['Field'] == $class.$suffix_id) continue;
 721                         if(!preg_match('/'.$suffix_id.'$/', $column['Field'])) continue;
 722                         $table=preg_replace('/'.$suffix_id.'$/','',$column['Field']);
 723
 724                         $history = $this->contains_history($table) ? " WHERE ${table}_valid_till=0" : '';
 725                         $sql = "SELECT $table$suffix_id, $table$suffix_name FROM $table$history;"; //TODO use build_query_select()!!!
 726                         $result = $this->safe_query_fetch($sql, false);
 727                         if(!$result) continue;
 728                         foreach($result as $row) $selectbox[$table.$suffix_id][$row[$table.$suffix_id]]=$row[$table.$suffix_name];
 729                 }
 730                 //echo('<pre>'); print_r($selectbox);
 731                 //return array_filter($selectbox, 'ksort');
 732                 return array_filter($selectbox, 'natcasesort');
 733                 //array_multisort($selectbox); return $selectbox;
 734         }
 735
 736         function map_unique($key, $value, $select, $table, $fatal=true) { //TODO: Guess $select and $table if not passed
 737                 $history = $this->contains_history($table) ? " AND ${table}_valid_till=0" : '';
 738                 $value=$this->quote($value);
 739                 $sql = "SELECT $select FROM $table WHERE $key=$value$history LIMIT 1;"; //TODO use build_query_select()!!!
 740                 $result = $this->safe_query_fetch($sql);
 741                 if(isset($result[0][$select])) return $result[0][$select]; else if($fatal) die(trigger_error(T('Record not found!'))); //TODO post_redirect_get...
 742         }
 743
 744         function contains_history($table) {
 745                 $history_tables = array('item'); //TODO Autodetect
 746                 return in_array($table, $history_tables);
 747         }
 748
 749         function build_query_insert($table, $values, $replace=true, $suffix_id='_id') {
 750                 //Init
 751                 $history = $this->contains_history($table);
 752
 753                 //Escaping
 754                 $table = $this->escape($table);
 755
 756                 //Get list of POSTed columns
 757                 $columns_array = array_map(array($this,'escape'), array_keys($values[0]));
 758                 $columns = implode(',',$columns_array);
 759
 760                 //Build query
 761                 $sql = '';
 762                 //echo('<pre>'); die(print_r($values));
 763
 764                 if($history) {
 765                         $history_update=false;  foreach($values as $row) if(is_numeric($row[$table.'_id'])) $history_update=true;
 766                         if($history_update) {
 767                                 $sql .= "UPDATE $table";
 768                                 $sql .= " SET ${table}_valid_till=NOW()";
 769                                 $sql .= " WHERE ${table}_valid_till=0 AND (";
 770                                 $or = '';
 771                                 foreach($values as $row) {
 772                                         $sql .= $or.' '.$table.'_id='.$this->quote($row[$table.'_id']);
 773                                         $or = ' OR';
 774                                 }
 775                                 $sql .= " );\n\n";
 776                                 $replace = false;
 777                         }
 778                 }
 779
 780                 //Insert into table (columns)
 781                 $sql .= "INSERT INTO $table ($columns) VALUES ";
 782
 783                 //Values (a,b,c),(d,e,f)
 784                 $comma='';
 785                 foreach($values as $row) {
 786                         $row_quoted = array_map(array($this,'quote'), $row); //Check
 787                         if($history) {
 788                                 foreach($row as $column => $value) {
 789                                         switch($column) {
 790                                                 case $table.'_valid_from':
 791                                                         $row_quoted[$column] = 'NOW()';
 792                                                         break;
 793                                                 case $table.'_valid_till':
 794                                                         $row_quoted[$column] = '0';
 795                                                         break;
 796                                                 case $table.'_author':
 797                                                         $row_quoted[$column] = $this->auth->get_user_id();
 798                                                         //die($this->auth->get_user_id().'=USER');
 799                                                         break;
 800                                         }
 801                                 }
 802                         }
 803                         $sql .= $comma.'('.implode(',',$row_quoted).')';
 804                         $comma = ',';
 805                 }
 806
 807                 //On duplicate key
 808                 if($replace) {
 809                         foreach($columns_array as $col) {
 810                                 if($col == $table.'_id' || $col == $table.'_valid_till') continue;
 811                                 $on_duplicate[] = "$col=VALUES($col)";
 812                         }
 813                         $sql .= "\nON DUPLICATE KEY UPDATE ".implode(',', $on_duplicate);
 814                 }
 815
 816                 //Terminate
 817                 $sql .= ';';
 818                 return $sql;
 819         }
 820
 821         function insert_or_update($table, $values, $replace=true) {
 822                 $sql = $this->build_query_insert($table, $values, $replace);
 823                 $this->safe_query($sql);
 824                 return $this->lastInsertId();
 825         }
 826
 827         function insert_or_update_multitab($values, $replace=true) {
 828                 $last=false;
 829                 foreach($values as $table => $rows) $last = $this->insert_or_update($table, $rows, $replace);
 830                 return $last;
 831         }
 832
 833         function delete($table, $id, $suffix_id='_id') {
 834                 if($this->contains_history($table)) return false;
 835                 $key = $this->escape($table.$suffix_id);
 836                 $table = $this->escape($table);
 837                 $id = $this->quote($id);
 838                 return $this->safe_query("DELETE FROM $table WHERE $key = $id LIMIT 1;");
 839         }
 840 }
 841
 842 /**
 843 * Trida poskytuje high-level rozhrani k databazi skladu
 844 *
 845 * @package  Sklad_DB_Abstract
 846 * @author   Tomas Mudrunka
 847 */
 848 class Sklad_DB_Abstract extends Sklad_DB {
 849         //TODO Code
 850 }
 851
 852 /**
 853 * Trida implementuje uzivatelske rozhrani skladu
 854 *
 855 * Example usage:
 856 * $sklad = new Sklad_UI();
 857 * $sklad->process_http_request();
 858 *
 859 * @package  Sklad_UI
 860 * @author   Tomas Mudrunka
 861 */
 862 class Sklad_UI {
 863         function __construct() {
 864                 $this->db = new Sklad_DB();
 865                 $this->html = new Sklad_HTML();
 866         }
 867
 868         function render_items($class, $id=false, $limit=false, $offset=0, $where=false, $search=false, $history=false) {
 869                 return $this->html->render_item_table($this->db->get_listing($class, $id, $limit, $offset, $where, $search, $history, false),$class);
 870         }
 871
 872         function render_form_add($class) {
 873                 $columns = $this->db->get_columns($class);
 874                 $selectbox = $this->db->columns_get_selectbox($columns, $class);
 875                 return $this->html->render_insert_form($class, $columns, $selectbox);
 876         }
 877
 878         function render_form_edit($class, $id, $multi_insert) {
 879                 $columns = $this->db->get_columns($class);
 880                 $selectbox = $this->db->columns_get_selectbox($columns, $class);
 881                 $current = $this->db->get_listing($class, $id, 1);
 882                 return $this->html->render_insert_form($class, $columns, $selectbox, $current, false, false, $multi_insert);
 883         }
 884
 885         function render_single_record_details($class, $id, $barcode=true) {
 886                 $id_next = $id + 1;
 887                 $id_prev = $id - 1 > 0 ? $id - 1 : 0;
 888                 $get = $_SERVER['QUERY_STRING'] != '' ? '?'.$_SERVER['QUERY_STRING'] : '';
 889                 $html='';
 890                 $html.= $this->html->link('<<', "$class/$id_prev/");
 891                 $html.= '-';
 892                 $html.= $this->html->link('>>', "$class/$id_next/");
 893                 $html.= '&nbsp;&nbsp;&nbsp;';
 894                 $barcode && $html.='<span style="float:right;" class="floating_barcode">'.$this->html->render_barcode(BARCODE_PREFIX.strtoupper("$class/$id")).'</span>';
 895                 $html.= $this->html->link('edit', "$class/$id/edit/");
 896                 if($this->db->contains_history($class)) $html.= ' ][ '.$this->html->link('history', "$class/$id/history/");
 897                 return $html;
 898         }
 899
 900         function render_listing_navigation($class, $id, $limit, $offset) {
 901                 $offset_next = $offset + $limit;
 902                 $offset_prev = $offset - $limit > 0 ? $offset - $limit : 0;
 903                 $get = $_SERVER['QUERY_STRING'] != '' ? '?'.$_SERVER['QUERY_STRING'] : '';
 904                 $html='';
 905                 $html.= $this->html->link('<<', "$class/$id/$limit/$offset_prev/$get");
 906                 $html.= '-';
 907                 $html.= $this->html->link('>>', "$class/$id/$limit/$offset_next/$get");
 908                 $html.= '&nbsp;&nbsp;&nbsp;';
 909                 $html.= $this->html->link('new', "$class/new/$get");
 910                 return $html;
 911         }
 912
 913         function render_listing_extensions($class, $id, $limit, $offset, $edit=false, $barcode=true) {
 914                 $html='';
 915                 if(is_numeric($id)) {
 916                         $html.=$this->render_single_record_details($class, $id, $barcode);
 917                 } else {
 918                         $html.=$this->render_listing_navigation($class, '*', $limit, $offset);
 919                 }
 920                 if($edit && $barcode)   {
 921                         $html.= $this->render_form_edit($class, $id, false);
 922                         $action = $_SERVER['SCRIPT_NAME']."/$class/$id/delete";
 923                         $html.=$this->html->form($action,'POST',array(
 924                                 array(false,'DELETE','submit'),
 925                                 array('sure', false, 'checkbox', false, false, 'sure?')
 926                         ));
 927                         $action = $_SERVER['SCRIPT_NAME']."/$class/$id/image";
 928                         $html.=$this->html->form($action,'POST',array(
 929                                 array('image', false, 'file', false, 'size="30"'),
 930                                 array(false, 'IMAGE', 'submit')
 931                         ), "enctype='multipart/form-data'");
 932                 }
 933                 return $html;
 934         }
 935
 936         function check_auth() {
 937                 new HTTP_Auth('WareHouse ['.BACKEND_AUTH.']', true, array($this->db->auth,'check_auth'));
 938         }
 939
 940         function post_redirect_get($location, $message='', $error=false, $translate=true) {
 941                 $messaget = $translate ? T($message) : $message;
 942                 $url_args = $messaget != '' ? '?message='.urlencode($messaget) : '';
 943                 $location = $this->html->internal_url($location).$url_args;
 944                 header('Location: '.$location);
 945                 if($error) trigger_error($message);
 946                 $location=htmlspecialchars($location);
 947                 die(
 948                         "<meta http-equiv='refresh' content='0; url=$location'>".
 949                         $messaget."<br />Location: <a href='$location'>$location</a>"
 950                 );
 951         }
 952
 953         function safe_include($dir,$name,$vars=array(),$ext='.inc.php') {
 954                 if(preg_match('/[^a-zA-Z0-9-]/',$name)) $this->post_redirect_get('', 'SAFE INCLUDE: Securityfuck.', true);
 955                 $filename="$dir/$name$ext";
 956                 if(!is_file($filename)) $this->post_redirect_get('', 'SAFE INCLUDE: Fuckfound.', true);
 957                 foreach($vars as $var => $val) $$var=$val;
 958                 ob_start();
 959                 include($filename);
 960                 $out=ob_get_contents();
 961                 ob_end_clean();
 962                 return $out;
 963         }
 964
 965         function check_input_validity($field, $value='', $ruleset=0) {
 966                 $rules = array(0 => array(
 967                         'model_barcode' => '/./',
 968                         'item_serial' => '/./',
 969                         'vendor_id' => '/^[0-9]*$/'
 970                 ));
 971                 if(isset($rules[$ruleset][$field]) && !preg_match($rules[$ruleset][$field], trim($value))) return false;
 972                 return true;
 973         }
 974
 975         function process_http_request_post($action=false, $class=false, $id=false, $force_redirect=false) {
 976                 if($_SERVER['REQUEST_METHOD'] != 'POST') return;
 977                 //echo('<pre>'); //DEBUG (maybe todo remove), HEADERS ALREADY SENT!!!!
 978
 979                 //SephirPOST:
 980
 981                 /* Tenhle foreach() prekopiruje promenne
 982                  * z:           $_POST['values'][$table][$column][$id];
 983                  * do:  $values[$table][$id][$column]
 984                  */
 985                 if(isset($_POST['values'])) {
 986                         $values=array();
 987                         foreach($_POST['values'] as $table => $columns) {
 988                                 foreach($columns as $column => $ids) {
 989                                         foreach($ids as $id => $val) {
 990                                                 $values[$table][$id][$column] = trim($val);
 991                                                 if(!$this->check_input_validity($column,$val)) {
 992                                                         $message = "Spatny vstup: $column [$id] = \"$val\"; ". //XSS
 993                                                                 $this->html->link('GO BACK', 'javascript:history.back()', false, false);
 994                                 $this->post_redirect_get('', $message, false, false);
 995                                                 }
 996                                         }
 997                                 }
 998                         }
 999                         //die(print_r($values));
1000                 }
1001
1002                 if($action) switch($action) {
1003                         case 'new':
1004                                 $replace = false;
1005                         case 'edit':
1006                                 if(!isset($replace)) $replace = true;
1007                                 $table = $class ? $class : 'item';
1008                                 //print_r($values); //debug
1009                                 $last = $this->db->insert_or_update_multitab($values, $replace);
1010                                 $last = $force_redirect ? $force_redirect."?last=$last" : "$table/$last/";
1011                                 $next = "$table/new/";
1012                                 $message = $force_redirect ? '' : 'Hotovo. Další záznam přidáte '.$this->html->link('zde', $next).'.';
1013                                 $this->post_redirect_get($last, $message);
1014                                 break;
1015                         case 'delete':
1016                                 if(!isset($_POST['sure']) || !$_POST['sure']) $this->post_redirect_get("$class/$id/edit", 'Sure user expected :-)');
1017                                 $this->db->delete($class, $id) || $this->post_redirect_get("$class/$id/edit", "V tabulce $class jentak neco mazat nebudes chlapecku :-P");
1018                                 $this->post_redirect_get("$class", "Neco (pravdepodobne /$class/$id) bylo asi smazano. Fnuk :'-(");
1019                                 break;
1020                         case 'image':
1021                                 $image_classes = array('model'); //TODO, use this more widely across the code
1022                                 if(!in_array($class, $image_classes)) $this->post_redirect_get("$class/$id/edit", "Nekdo nechce k DB Tride '$class' prirazovat obrazky!");
1023                                 $image_destination = DIR_IMAGES."/$class/$id.jpg";
1024                                 if($_FILES['image']['name'] == '') $this->post_redirect_get("$class/$id/edit", 'Everything has to be called somehow!', true);
1025                                 if(move_uploaded_file($_FILES['image']['tmp_name'], $image_destination)) {
1026                                         chmod ($image_destination, 0664);
1027                                         $this->post_redirect_get("$class/$id", 'Image has been upbloated successfully :)');
1028                                 } else $this->post_redirect_get("$class/$id/edit", 'File upload failed :(', true);
1029                                 break;
1030                         default:
1031                                 $this->post_redirect_get('', 'Nothin\' to do here my cutie :-*');
1032                                 break;
1033                 }
1034
1035                 die('POSTed pyčo!');
1036         }
1037
1038         function process_http_request() {
1039                 $this->check_auth();
1040
1041                 @ini_set('magic_quotes_gpc' , 'off');
1042                 if(get_magic_quotes_gpc()) {
1043                         die(trigger_error("Error: magic_quotes_gpc needs to be disabled! F00K!"));
1044                 }
1045
1046                 $PATH_INFO=@trim($_SERVER[PATH_INFO]);
1047                 if($PATH_INFO == '' || $PATH_INFO == '/') $PATH_INFO = FRONTEND_PAGE_WELCOME;
1048                 $PATH_CHUNKS = preg_split('/\//', $PATH_INFO);
1049                 //Sephirot:
1050                 if(!isset($PATH_CHUNKS[1])) $PATH_CHUNKS[1]='';
1051                 if($_SERVER['REQUEST_METHOD'] != 'POST' && $PATH_CHUNKS[1]!='barcode' && $PATH_CHUNKS[1]!='api') //TODO: tyhle podminky naznacujou, ze je v navrhu nejaka drobna nedomyslenost...
1052                         echo $this->html->header($PATH_INFO,$this->db->auth->get_user());
1053                 switch($PATH_CHUNKS[1]) { //TODO: Move some branches to plugins if possible
1054                         case 'test':    //test
1055                                 die('Tell me why you cry');
1056                                 break;
1057                         case 'assistant': case 'api': //assistant|api
1058                                 $incdirs = array(
1059                                         'assistant'     => DIR_ASSISTANTS,
1060                                         'api'   => DIR_APIS
1061                                 );
1062                                 $PATH_CHUNKS[3] = isset($PATH_CHUNKS[3]) ? trim($PATH_CHUNKS[3]) : false;
1063                                 $assistant_vars['SUBPATH'] = array_slice($PATH_CHUNKS, 3);
1064                                 $assistant_vars['URL_INTERNAL'] = 'assistant/'.$PATH_CHUNKS[2];
1065                                 $assistant_vars['URL'] = $_SERVER['SCRIPT_NAME'].'/'.$assistant_vars['URL_INTERNAL'];
1066                                 $assistant_vars['ASSISTANT'] = $PATH_CHUNKS[2];
1067                                 echo $this->safe_include($incdirs[$PATH_CHUNKS[1]],$PATH_CHUNKS[2],$assistant_vars);
1068                                 break;
1069                         case 'barcode': //barcode
1070                                 Barcode::download_barcode(implode('/',array_slice($PATH_CHUNKS, 2)));
1071                                 break;
1072                         default:        //?
1073                                 $search = (isset($_GET['q']) && trim($_GET['q']) != '') ? trim($_GET['q']) : false;
1074                                 $class  = (isset($PATH_CHUNKS[1]) && $PATH_CHUNKS[1] != '') ? $PATH_CHUNKS[1] : 'item';
1075                                 if(!isset($PATH_CHUNKS[2])) $PATH_CHUNKS[2]='';
1076                                 switch($PATH_CHUNKS[2]) {
1077                                         case 'new':     //?/new
1078                                                 $this->process_http_request_post($PATH_CHUNKS[2], $class);
1079                                                 echo $this->render_form_add($class);
1080                                                 break;
1081                                         default:        //?/?
1082                                                 $id     = (isset($PATH_CHUNKS[2]) && is_numeric($PATH_CHUNKS[2]) ? (int) $PATH_CHUNKS[2] : false);
1083                                                 if(!isset($PATH_CHUNKS[3])) $PATH_CHUNKS[3]='';
1084                                                 $edit=false;
1085                                                 switch($PATH_CHUNKS[3]) {
1086                                                         case 'edit':    //?/?/edit
1087                                                         case 'image':   //?/?/image
1088                                                         case 'delete':  //?/?/delete
1089                                                                 $this->process_http_request_post($PATH_CHUNKS[3], $class, $id);
1090                                                                 $edit=true;
1091                                                         default:        //?/?/?
1092                                                                 $history = $PATH_CHUNKS[3] == 'history' ? true : false;
1093                                                                 $limit  = is_numeric($PATH_CHUNKS[3]) ? (int) $PATH_CHUNKS[3] : FRONTEND_LISTING_LIMIT;
1094                                                                 $offset = isset($PATH_CHUNKS[4]) ? (int) $PATH_CHUNKS[4] : 0;
1095                                                                 $where = @is_array($_GET['where']) ? $_GET['where'] : false;
1096                                                                 echo $this->render_listing_extensions($class, $id, $limit, $offset, $edit, false);
1097                                                                 echo $this->render_items($class, $id, $limit, $offset, $where, $search, $history);
1098                                                                 echo $this->render_listing_extensions($class, $id, $limit, $offset, $edit);
1099                                                                 //print_r(array("<pre>",$_SERVER));
1100                                                                 break;
1101                                                 }
1102                                                 break;
1103                                 }
1104                                 break;
1105                 }
1106         }
1107 }
1108
1109 $sklad = new Sklad_UI();
1110 $sklad->process_http_request();
1111
1112 echo('<br style="clear:both;" /><hr />');