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 require_once('Sklad_LMS-fake.class.php');
  22 require_once('HTTP_Auth.class.php');
  23
  24 /**
  25 * Trida poskytuje vseobecne funkce pro generovani HTML kodu
  26 *
  27 * Tato trida by nemela sama nic vypisovat (vyjma chybovych a debugovacich hlasek)!
  28 *
  29 * @package  HTML
  30 * @author   Tomas Mudrunka
  31 */
  32 class HTML {
  33         function row($row) {
  34                 $html='<tr>';
  35                 foreach($row as $var) {
  36                         if(trim($var) == '') $var = '&nbsp;';
  37                         $html.="<td>$var</td>";
  38                 }
  39                 $html.='</tr>';
  40                 return $html;
  41         }
  42
  43         function table(&$table, $params='border=1') {
  44                 $html="<table $params>";
  45                 $header=true;
  46                 foreach($table as $row) {
  47                         if($header) {
  48                                 $html.=$this->row(array_keys($row));
  49                                 $header=false;
  50                         }
  51                         $html.=$this->row($row);
  52                 }
  53                 $html.='</table>';
  54                 return $html;
  55         }
  56
  57         function link($title='n/a', $link='#void', $internal=true) {
  58                 if($internal) $link = $this->internal_url($link);
  59                 return "<a href='$link'>$title</a>";
  60         }
  61
  62         function img($src='#void', $title='img') {
  63                 return "<img src='$src' alt='$title' title='$title' width=64 />";
  64         }
  65
  66         function input($name=false, $value=false, $type='text', $placeholder=false, $options=false) {
  67                 $html = "<input type='$type' ";
  68                 if($name) $html.= "name='$name' ";
  69                 if(!is_bool($value)) $html.= "value='$value' ";
  70                 if($options) $html.= "$options ";
  71                 if($placeholder) $html.= "placeholder='$placeholder' ";
  72                 $html .= '/>';
  73                 return $html;
  74         }
  75
  76         function select($name, $selectbox, $default=false) {
  77                 //echo('<pre>'); print_r($selectbox);
  78                 $html = "<select name='$name'>";
  79
  80                 if($default) {
  81                         $value=$default; $title=$selectbox[$value];
  82                         $html .= "<option value='$value'>$value :: $title</option>";
  83                         unset($selectbox[$value]);
  84                 }
  85                 foreach($selectbox as $value => $title) {
  86                         $html .= "<option value='$value'>$value :: $title</option>";
  87                 }
  88                 $html .= "</select>";
  89                 return $html;
  90         }
  91 }
  92
  93 /**
  94 * Trida poskytuje podpurne funkce pro generovani HTML kodu specificke pro sklad
  95 *
  96 * Tato trida by nemela sama nic vypisovat (vyjma chybovych a debugovacich hlasek)!
  97 *
  98 * @package  Sklad_HTML
  99 * @author   Tomas Mudrunka
 100 */
 101 class Sklad_HTML extends HTML {
 102         function header($title='') {
 103                 $home = URL_HOME;
 104                 $script = $_SERVER['SCRIPT_NAME'];
 105                 $search = htmlspecialchars(@trim($_GET['q']));
 106                 $message = strip_tags(@trim($_GET['message']),'<a><b><u><i>');
 107                 return <<<EOF
 108 <head>
 109         <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
 110 </head>
 111 <h1><a href="$script/">SystémSklad</a><small>$title</small></h1>
 112
 113 <style type="text/css">
 114 .menu li {
 115         float: left;
 116         padding: 0.2em;
 117 }
 118
 119 .menu * li {
 120         float: none;
 121 }
 122
 123 .menu * menu {
 124         position: absolute;
 125         padding: 0.2em;
 126 }
 127
 128 .menu, .menu * menu {
 129         list-style: none;
 130 }
 131
 132 .menu * menu {
 133         border: 1px solid orange;
 134         display: none;
 135         margin: 0;
 136 }
 137
 138 .menu li:hover menu, .menu li:hover {
 139         display: block;
 140         background-color: yellow;
 141 }
 142
 143 </style>
 144
 145 <div>
 146         <menu class="menu">
 147                 <li><a href="?logout">Logout</a></li>
 148                 <li><a href="$script/">Home</a></li>
 149                 <li><a href="#">Assistants</a>
 150                         <menu>
 151                                 <li><a href="$script/assistant/store">store</a></li>
 152                                 <li>&darr;&darr; BETA &darr;&darr;</li>
 153                                 <li><a href="$script/assistant/new-item">new-item</a></li>
 154                         </menu>
 155                 </li>
 156                 <li><a href="#">List</a>
 157                         <menu>
 158                                 <li><a href="$script/item">item</a></li>
 159                                 <li><a href="$script/model">model</a></li>
 160                                 <li><a href="$script/category">category</a></li>
 161                                 <li><a href="$script/producer">producer</a></li>
 162                                 <li><a href="$script/vendor">vendor</a></li>
 163                                 <li><a href="$script/room">room</a></li>
 164                                 <li><a href="$script/status">status</a></li>
 165                         </menu>
 166                 </li>
 167                 <li><a href="#">New</a>
 168                         <menu>
 169                                 <li><a href="$script/item/new">item</a></li>
 170                                 <li><a href="$script/model/new">model</a></li>
 171                                 <li><a href="$script/category/new">category</a></li>
 172                                 <li><a href="$script/producer/new">producer</a></li>
 173                                 <li><a href="$script/vendor/new">vendor</a></li>
 174                                 <li><a href="$script/room/new">room</a></li>
 175                                 <li><a href="$script/status/new">status</a></li>
 176                         </menu>
 177                 </li>
 178         </menu>
 179
 180         <div style="float: right;">
 181                 <form action="?" method="GET">
 182                         <input type="text" name="q" placeholder="regexp..." value="$search" />
 183                         <input type="submit" value="filter" />
 184                 </form>
 185                 <!-- form action="$script/" method="GET">
 186                         <input type="text" name="q" placeholder="regexp..." value="$search" />
 187                         <input type="submit" value="search items" />
 188                 </form -->
 189         </div>
 190 </div>
 191 <hr style="clear: both;" />
 192 <div style="background-color:#FFDDDD;">
 193         <font color="red">$message</font>
 194 </div>
 195 EOF;
 196         }
 197
 198         function internal_url($link) {
 199                 return $_SERVER['SCRIPT_NAME'].'/'.$link;
 200         }
 201
 202         function table_add_images(&$table) {
 203                 $image = array('model_id');
 204                 foreach($table as $id => $row) {
 205                         foreach($image as $column) if(isset($table[$id][$column])) {
 206                                 $type = @array_shift(preg_split('/_/', $column));
 207                                 $src=URL_IMAGES."/$type/".$table[$id][$column].'.jpg';
 208                                 $table[$id][$type.'_image']=$this->img($src, $table[$id][$column]);
 209                         }
 210                 }
 211         }
 212
 213         function table_collapse(&$table) {
 214                 $collapse = array(
 215                         'item_id' => 'item_id',
 216                         'model_id' => 'model_name',
 217                         'category_id' => 'category_name',
 218                         'producer_id' => 'producer_name',
 219                         'vendor_id' => 'vendor_name',
 220                         'room_id' => 'room_name',
 221                         'status_id' => 'status_name',
 222                 );
 223                 foreach($table as $id => $row) {
 224                         foreach($collapse as $link => $title)
 225                                 if(isset($table[$id][$link])) {
 226                                         $type = @array_shift(preg_split('/_/', $link));
 227                                         if($link != $title) unset($table[$id][$link]);
 228                                         $table[$id][$title]=$this->link($row[$title], $type.'/'.$row[$link].'/');
 229                                 }
 230                 }
 231         }
 232
 233         function table_sort(&$table) {
 234                 $precedence = array('item_id', 'model_image', 'model_name','model_descript','category_name','status_name','room_name');
 235                 $table_sorted = array();
 236                 foreach($table as $id => $row) {
 237                         $table_sorted[$id] = array();
 238                         foreach($precedence as $column) if(isset($table[$id][$column])) {
 239                                 $table_sorted[$id][$column]=$table[$id][$column];
 240                                 unset($table[$id][$column]);
 241                         }
 242                         $table_sorted[$id]=array_merge($table_sorted[$id],$table[$id]);
 243                 }
 244                 $table = $table_sorted;
 245         }
 246
 247         function render_item_table($table) {
 248                 $this->table_add_images($table);
 249                 $this->table_collapse($table);
 250                 $this->table_sort($table);
 251                 return $this->table($table);
 252         }
 253
 254         function render_insert_form($class, $columns, $selectbox=array(), $current=false, $hidecols=false, $action=false, $multi_insert=true) {
 255                 //echo('<pre>'); print_r($selectbox);
 256                 //echo('<pre>'); print_r($current);
 257                 $update = false;
 258                 if(is_array($current)) {
 259                         $update = true;
 260                         $current = array_shift($current);
 261                 }
 262
 263                 if(!is_array($hidecols)) $hidecols = array('item_author', 'item_valid_from', 'item_valid_till'); //TODO Autodetect
 264
 265                 $action = $action ? " action='$action'" : false;
 266                 $html="<form$action method='POST'>";
 267                 if($multi_insert) $html.='<div name="input_set" style="float:left; border:1px solid grey;">';
 268                 //$html.=$this->input('table', $class, 'hidden');
 269                 foreach($columns as $column)    {
 270                         $html.=$class.':<b>'.$column['Field'].'</b>: ';
 271                         $name="values[$class][".$column['Field'].'][]';
 272                         $val = $update && isset($current[$column['Field']]) ? $current[$column['Field']] : false;
 273                         switch(true) {
 274                                 case (preg_match('/auto_increment/', $column['Extra']) || in_array($column['Field'], $hidecols)):
 275                                         if(!$val) $val = '';
 276                                         $html.=$this->input($name, $val, 'hidden');
 277                                         $html.=$val.'(AUTO)';
 278                                         break;
 279                                 case isset($selectbox[$column['Field']]):
 280                                         $html.=$this->select($name,$selectbox[$column['Field']],$val);
 281                                         break;
 282                                 default:
 283                                         $html.=$this->input($name, $val);
 284                                         break;
 285                         }
 286                         $html.='<br />';
 287                 }
 288
 289                 if($multi_insert) {
 290                         //TODO, move to separate JS file
 291                         $html.=<<<EOF
 292                         </div>
 293                         <span name="input_set_next"></span><br style="clear:both" />
 294                         <script>
 295                                 function duplicate_element(what, where) {
 296                                         document.getElementsByName(where)[0].outerHTML =
 297                                                 document.getElementsByName(what)[0].outerHTML
 298                                                 + document.getElementsByName(where)[0].outerHTML;
 299                                 }
 300                         </script>
 301                         <a href='#' onClick="duplicate_element('input_set', 'input_set_next')">+</a>
 302 EOF;
 303                 }
 304
 305                 $btn = is_array($current) ? 'UPDATE' : 'INSERT';
 306                 $html.=$this->input(false, $btn, 'submit');
 307                 $html.='</form>';
 308                 return $html;
 309         }
 310 }
 311
 312 /**
 313 * Trida poskytuje rozhrani k databazi skladu
 314 *
 315 * @package  Sklad_DB
 316 * @author   Tomas Mudrunka
 317 */
 318 class Sklad_DB extends PDO {
 319         function __construct() {
 320                 $this->lms = new Sklad_LMS();
 321
 322                 parent::__construct(
 323                         DB_DSN, DB_USER, DB_PASS,
 324                         array(PDO::MYSQL_ATTR_INIT_COMMAND => "SET NAMES utf8") //Force UTF8 for MySQL
 325                 );
 326         }
 327
 328         function escape($str) {
 329                 return preg_replace('(^.|.$)', '', $this->quote($str)); //TODO HACK
 330         }
 331
 332         function build_query_select($class, $id=false, $limit=false, $offset=0, $where=false, $search=false, $history=false, $order=false, $suffix_id='_id') {
 333                 //Configuration
 334                 $join = array(
 335                         'item'  => array('model', 'category', 'producer', 'vendor', 'room', 'status'),
 336                         'model' => array('category', 'producer')
 337                 ); //TODO Autodetect using foreign keys?
 338                 $search_fields = array(
 339                         'item'  => array('item_id','item_serial','model_name','model_barcode','model_descript','producer_name','vendor_name')
 340                 ); //TODO Autodetect
 341
 342                 //Escaping
 343                 $class = $this->escape($class);
 344
 345                 //SELECT
 346                 $sql="SELECT * FROM $class\n";
 347                 //JOIN
 348                 if(isset($join[$class])) foreach($join[$class] as $j) $sql .= "LEFT JOIN $j USING($j$suffix_id)\n";
 349                 //WHERE/REGEXP
 350                 if($search) {
 351                         $search = $this->quote($search);
 352                         if(!isset($search_fields[$class])) $this->post_redirect_get($class, "Ve tride $class zatim vyhledavat nemozno :-(");
 353                         $sql_search = '';
 354                         foreach($search_fields[$class] as $column) $sql_search .= "OR $column REGEXP $search ";
 355                         $where[] = "FALSE $sql_search";
 356                 }       elseif($id) $where[] = "$class$suffix_id = $id";
 357                 if(!$history && $this->contains_history($class)) $where[] = $class.'_valid_till=0';
 358
 359                 if($where) $sql .= 'WHERE ('.implode(') AND (', $where).")\n";
 360                 //ORDER
 361                 if(!$order) $order = $class.$suffix_id;
 362                 if($this->contains_history($class)) $order .= ",${class}_valid_from DESC";
 363                 $sql .= "ORDER BY $order\n";
 364                 //LIMIT/OFFSET
 365                 if($limit) {
 366                         $limit = $this->escape((int)$limit);
 367                         $offset = $this->escape((int)$offset);
 368                         $sql .= "LIMIT $offset,$limit\n";
 369                 }
 370
 371                 return $sql;
 372         }
 373
 374         function safe_query($sql, $fatal=true) {
 375                 $result = $this->query($sql);
 376                 if(!$result) {
 377                         $error = $this->errorInfo();
 378                         trigger_error("<font color=red><b>QUERY FAILED ($error[0],$error[1]): </b>$error[2]<br /><br /><b>QUERY:</b>\n<pre>$sql</pre></font>");
 379                         if($fatal) die();
 380                 }
 381                 return $result;
 382         }
 383
 384         function get_listing($class, $id=false, $limit=false, $offset=0, $where=false, $search=false, $history=false, $indexed=array(), $suffix_id='_id') {
 385                 $sql = $this->build_query_select($class, $id, $limit, $offset, $where, $search, $history);
 386                 $result = $this->safe_query($sql)->fetchAll(PDO::FETCH_ASSOC);
 387                 if(!$result || !is_array($indexed)) return $result;
 388
 389                 foreach($result as $key => $row) $indexed[$row[$class.$suffix_id]]=$row;
 390                 return $indexed;
 391         }
 392
 393         function get_columns($class) {
 394                 $class = $this->escape($class);
 395                 $sql = "SHOW COLUMNS FROM $class;";
 396                 return $this->safe_query($sql)->fetchAll(PDO::FETCH_ASSOC);
 397         }
 398
 399         function columns_get_selectbox($columns, $class=false, $suffix_id='_id', $suffix_name='_name') {
 400                 $selectbox=array();
 401                 foreach($columns as $column) {
 402                         if($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)!
 403                         if($class && $column['Field'] == $class.$suffix_id) continue;
 404                         if(!preg_match('/'.$suffix_id.'$/', $column['Field'])) continue;
 405                         $table=preg_replace('/'.$suffix_id.'$/','',$column['Field']);
 406
 407                         $history = $this->contains_history($table) ? " WHERE ${table}_valid_till=0" : '';
 408                         $sql = "SELECT $table$suffix_id, $table$suffix_name FROM $table$history;"; //TODO use build_query_select()!!!
 409                         $result = $this->safe_query($sql, false);
 410                         if(!$result) continue;
 411                         $result = $result->fetchAll(PDO::FETCH_ASSOC);
 412                         foreach($result as $row) $selectbox[$table.$suffix_id][$row[$table.$suffix_id]]=$row[$table.$suffix_name];
 413                 }
 414                 //echo('<pre>'); print_r($selectbox);
 415                 return array_filter($selectbox, 'ksort');
 416         }
 417
 418         function map_unique($key, $value, $select, $table) { //TODO: Guess $select and $table if not passed
 419                 $history = $this->contains_history($table) ? " AND ${table}_valid_till=0" : '';
 420                 $value=$this->quote($value);
 421                 $sql = "SELECT $select FROM $table WHERE $key=$value$history LIMIT 1;"; //TODO use build_query_select()!!!
 422                 $result = $this->safe_query($sql)->fetchAll(PDO::FETCH_ASSOC);
 423                 if(isset($result[0][$select])) return $result[0][$select]; else die(trigger_error('Položka nenalezena!')); //TODO post_redirect_get...
 424         }
 425
 426         function contains_history($table) {
 427                 $history_tables = array('item'); //TODO Autodetect
 428                 return in_array($table, $history_tables);
 429         }
 430
 431         function build_query_insert($table, $values, $replace=true, $suffix_id='_id') {
 432                 //Init
 433                 $history = $this->contains_history($table);
 434
 435                 //Escaping
 436                 $table = $this->escape($table);
 437
 438                 //Get list of POSTed columns
 439                 $columns_array = array_map(array($this,'escape'), array_keys($values[0]));
 440                 $columns = implode(',',$columns_array);
 441
 442                 //Build query
 443                 $sql = '';
 444                 //echo('<pre>'); die(print_r($values));
 445
 446                 if($history) {
 447                         $history_update=false;  foreach($values as $row) if(is_numeric($row[$table.'_id'])) $history_update=true;
 448                         if($history_update) {
 449                                 $sql .= "UPDATE $table";
 450                                 $sql .= " SET ${table}_valid_till=NOW()";
 451                                 $sql .= " WHERE ${table}_valid_till=0 AND (";
 452                                 $or = '';
 453                                 foreach($values as $row) {
 454                                         $sql .= $or.' '.$table.'_id='.$row[$table.'_id'];
 455                                         $or = ' OR';
 456                                 }
 457                                 $sql .= " );\n\n";
 458                                 $replace = false;
 459                         }
 460                 }
 461
 462                 //Insert into table (columns)
 463                 $sql .= "INSERT INTO $table ($columns) VALUES ";
 464
 465                 //Values (a,b,c),(d,e,f)
 466                 $comma='';
 467                 foreach($values as $row) {
 468                         $row_quoted = array_map(array($this,'quote'), $row); //Check
 469                         if($history) {
 470                                 foreach($row as $column => $value) {
 471                                         switch($column) {
 472                                                 case $table.'_valid_from':
 473                                                         $row_quoted[$column] = 'NOW()';
 474                                                         break;
 475                                                 case $table.'_valid_till':
 476                                                         $row_quoted[$column] = '0';
 477                                                         break;
 478                                                 case $table.'_author':
 479                                                         $row_quoted[$column] = $this->lms->get_authorized_user_id();
 480                                                         //die($this->lms->get_authorized_user_id().'=USER');
 481                                                         break;
 482                                         }
 483                                 }
 484                         }
 485                         $sql .= $comma.'('.implode(',',$row_quoted).')';
 486                         $comma = ',';
 487                 }
 488
 489                 //On duplicate key
 490                 if($replace) {
 491                         foreach($columns_array as $col) {
 492                                 if($col == $table.'_id' || $col == $table.'_valid_till') continue;
 493                                 $on_duplicate[] = "$col=VALUES($col)";
 494                         }
 495                         $sql .= "\nON DUPLICATE KEY UPDATE ".implode(',', $on_duplicate);
 496                 }
 497
 498                 //Terminate
 499                 $sql .= ';';
 500                 return $sql;
 501         }
 502
 503         function insert_or_update($table, $values, $replace=true) {
 504                 $sql = $this->build_query_insert($table, $values, $replace);
 505                 $this->safe_query($sql);
 506                 return $this->lastInsertId();
 507         }
 508
 509         function insert_or_update_multitab($values, $replace=true) {
 510                 $last=false;
 511                 foreach($values as $table => $rows) $last = $this->insert_or_update($table, $rows, $replace);
 512                 return $last;
 513         }
 514
 515         function delete($table, $id, $suffix_id='_id') {
 516                 if($this->contains_history($table)) return false;
 517                 $key = $this->escape($table.$suffix_id);
 518                 $table = $this->escape($table);
 519                 $id = $this->quote($id);
 520                 return $this->safe_query("DELETE FROM $table WHERE $key = $id LIMIT 1;");
 521         }
 522 }
 523
 524 /**
 525 * Trida poskytuje high-level rozhrani k databazi skladu
 526 *
 527 * @package  Sklad_DB_Abstract
 528 * @author   Tomas Mudrunka
 529 */
 530 class Sklad_DB_Abstract extends Sklad_DB {
 531         //TODO Code
 532 }
 533
 534 /**
 535 * Trida implementuje uzivatelske rozhrani skladu
 536 *
 537 * Example usage:
 538 * $sklad = new Sklad_UI();
 539 * $sklad->process_http_request();
 540 *
 541 * @package  Sklad_UI
 542 * @author   Tomas Mudrunka
 543 */
 544 class Sklad_UI {
 545         function __construct() {
 546                 $this->db = new Sklad_DB();
 547                 $this->html = new Sklad_HTML();
 548         }
 549
 550         function render_items($class, $id=false, $limit=false, $offset=0, $where=false, $search=false, $history=false) {
 551                 return $this->html->render_item_table($this->db->get_listing($class, $id, $limit, $offset, $where, $search, $history, false));
 552         }
 553
 554         function render_form_add($class) {
 555                 $columns = $this->db->get_columns($class);
 556                 $selectbox = $this->db->columns_get_selectbox($columns, $class);
 557                 return $this->html->render_insert_form($class, $columns, $selectbox);
 558         }
 559
 560         function render_form_edit($class, $id) {
 561                 $columns = $this->db->get_columns($class);
 562                 $selectbox = $this->db->columns_get_selectbox($columns, $class);
 563                 $current = $this->db->get_listing($class, $id, 1);
 564                 return $this->html->render_insert_form($class, $columns, $selectbox, $current);
 565         }
 566
 567         function render_single_record_details($class, $id) {
 568                 $id_next = $id + 1;
 569                 $id_prev = $id - 1 > 0 ? $id - 1 : 0;
 570                 $get = $_SERVER['QUERY_STRING'] != '' ? '?'.$_SERVER['QUERY_STRING'] : '';
 571                 $html='';
 572                 $html.= $this->html->link('<<', "$class/$id_prev/");
 573                 $html.= '-';
 574                 $html.= $this->html->link('>>', "$class/$id_next/");
 575                 $html.= '<br />';
 576                 $html.= $this->html->link('edit', "$class/$id/edit/");
 577                 if($this->db->contains_history($class)) $html.= ' ][ '.$this->html->link('history', "$class/$id/history/");
 578                 return $html;
 579         }
 580
 581         function render_listing_navigation($class, $id, $limit, $offset) {
 582                 $offset_next = $offset + $limit;
 583                 $offset_prev = $offset - $limit > 0 ? $offset - $limit : 0;
 584                 $get = $_SERVER['QUERY_STRING'] != '' ? '?'.$_SERVER['QUERY_STRING'] : '';
 585                 $html='';
 586                 $html.= $this->html->link('<<', "$class/$id/$limit/$offset_prev/$get");
 587                 $html.= '-';
 588                 $html.= $this->html->link('>>', "$class/$id/$limit/$offset_next/$get");
 589                 $html.= '<br />';
 590                 $html.= $this->html->link('new', "$class/new/$get");
 591                 return $html;
 592         }
 593
 594         function render_listing_extensions($class, $id, $limit, $offset, $edit=false) {
 595                 $html='';
 596                 if(is_numeric($id)) {
 597                         $html.=$this->render_single_record_details($class, $id);
 598                 } else {
 599                         $html.=$this->render_listing_navigation($class, '*', $limit, $offset);
 600                 }
 601                 if($edit)       {
 602                         $html.= $this->render_form_edit($class, $id);
 603                         $action = $_SERVER['SCRIPT_NAME']."/$class/$id/delete";
 604             $html.= "<form action='$action' method='POST'>";
 605                         $html.= $this->html->input(false, 'DELETE', 'submit');
 606                         $html.= 'sure?'.$this->html->input('sure', false, 'checkbox');
 607                         $html.= '</form>';
 608                         $action = $_SERVER['SCRIPT_NAME']."/$class/$id/image";
 609             $html.= "<form action='$action' method='POST' enctype='multipart/form-data'>";
 610                         $html.= $this->html->input('image', false, 'file', false, 'size="30"');
 611                         $html.= $this->html->input(false, 'IMAGE', 'submit');
 612                         $html.='</form>';
 613                 }
 614                 return $html;
 615         }
 616
 617         function check_auth() {
 618                 new HTTP_Auth('SkladovejSystem', true, array($this->db->lms,'check_auth'));
 619         }
 620
 621         function post_redirect_get($location, $message='', $error=false) {
 622                 $location = $this->html->internal_url($location).'?message='.urlencode($message);
 623                 header('Location: '.$location);
 624                 if($error) trigger_error($message);
 625                 die("Location: <a href='$location'>$location</a>");
 626         }
 627
 628         function safe_include($dir,$name,$vars=array(),$ext='.inc.php') {
 629                 if(preg_match('/[^a-zA-Z0-9-]/',$name)) $this->post_redirect_get('', 'SAFE INCLUDE: Securityfuck.', true);
 630                 $filename="$dir/$name$ext";
 631                 if(!is_file($filename)) $this->post_redirect_get('', 'SAFE INCLUDE: Fuckfound.', true);
 632                 foreach($vars as $var => $val) $$var=$val;
 633                 ob_start();
 634                 include($filename);
 635                 $out=ob_get_contents();
 636                 ob_end_clean();
 637                 return $out;
 638         }
 639
 640         function process_http_request_post($action=false, $class=false, $id=false) {
 641                 if($_SERVER['REQUEST_METHOD'] != 'POST') return;
 642                 //echo('<pre>'); //DEBUG (maybe todo remove), HEADERS ALREADY SENT!!!!
 643
 644                 //SephirPOST:
 645
 646                 /* Tenhle foreach() prekopiruje promenne
 647                  * z:           $_POST['values'][$table][$column][$id];
 648                  * do:  $values[$table][$id][$column]
 649                  */
 650                 if(isset($_POST['values'])) {
 651                         $values=array();
 652                         foreach($_POST['values'] as $table => $columns) {
 653                                 foreach($columns as $column => $ids) {
 654                                         foreach($ids as $id => $val) $values[$table][$id][$column] = $val;
 655                                 }
 656                         }
 657                         //die(print_r($values));
 658                 }
 659
 660                 if($action) switch($action) {
 661                         case 'new':
 662                                 $replace = false;
 663                         case 'edit':
 664                                 if(!isset($replace)) $replace = true;
 665                                 $table = $class ? $class : 'item';
 666                                 //print_r($values); //debug
 667                                 $last = $this->db->insert_or_update_multitab($values, $replace);
 668                                 $last = "$table/$last/";
 669                                 $next = "$table/new/";
 670                                 $this->post_redirect_get($last, 'Hotovo. Další záznam přidáte '.$this->html->link('zde', $next).'.');
 671                                 break;
 672                         case 'delete':
 673                                 if(!isset($_POST['sure']) || !$_POST['sure']) $this->post_redirect_get("$class/$id/edit", 'Sure user expected :-)');
 674                                 $this->db->delete($class, $id) || $this->post_redirect_get("$class/$id/edit", "V tabulce $class jentak neco mazat nebudes chlapecku :-P");
 675                                 $this->post_redirect_get("$class", "Neco (pravdepodobne /$class/$id) bylo asi smazano. Fnuk :'-(");
 676                                 break;
 677                         case 'image':
 678                                 $image_classes = array('model'); //TODO, use this more widely across the code
 679                                 if(!in_array($class, $image_classes)) $this->post_redirect_get("$class/$id/edit", "Nekdo nechce k DB Tride '$class' prirazovat obrazky!");
 680                                 $image_destination = DIR_IMAGES."/$class/$id.jpg";
 681                                 if($_FILES['image']['name'] == '') $this->post_redirect_get("$class/$id/edit", 'Kazde neco se musi nejak jmenovat!', true);
 682                                 if(move_uploaded_file($_FILES['image']['tmp_name'], $image_destination)) {
 683                                         chmod ($image_destination, 0664);
 684                                         $this->post_redirect_get("$class/$id", 'Obrazek se naladoval :)');
 685                                 } else $this->post_redirect_get("$class/$id/edit", 'Soubor se nenahral :(', true);
 686                                 break;
 687                         default:
 688                                 trigger_error('Nothin\' to do here my cutie :-*');
 689                                 break;
 690                 }
 691
 692                 die('POSTed pyčo!');
 693         }
 694
 695         function process_http_request() {
 696                 $this->check_auth();
 697
 698                 @ini_set('magic_quotes_gpc' , 'off');
 699                 if(get_magic_quotes_gpc()) {
 700                         die(trigger_error("Error: magic_quotes_gpc needs to be disabled! F00K!"));
 701                 }
 702
 703                 $PATH_INFO=@trim($_SERVER[PATH_INFO]);
 704                 if($_SERVER['REQUEST_METHOD'] != 'POST') echo $this->html->header($PATH_INFO); //TODO tahle podminka naznacuje ze je v navrhu nejaka drobna nedomyslenost...
 705
 706
 707                 //Sephirot:
 708                 $PATH_CHUNKS = preg_split('/\//', $PATH_INFO);
 709                 if(!isset($PATH_CHUNKS[1])) $PATH_CHUNKS[1]='';
 710                 switch($PATH_CHUNKS[1]) {
 711                         case 'test':    //test
 712                                 die('Tell me why you cry');
 713                                 break;
 714                         case 'assistant': //assistant
 715                                 $assistant_vars['step'] = isset($PATH_CHUNKS[3]) && is_numeric($PATH_CHUNKS[3]) ? trim($PATH_CHUNKS[3]) : false;
 716                                 echo $this->safe_include(DIR_ASSISTANTS,$PATH_CHUNKS[2],$assistant_vars);
 717                                 break;
 718                         default:        //?
 719                                 $search = (isset($_GET['q']) && trim($_GET['q']) != '') ? trim($_GET['q']) : false;
 720                                 $class  = (isset($PATH_CHUNKS[1]) && $PATH_CHUNKS[1] != '') ? $PATH_CHUNKS[1] : 'item';
 721                                 if(!isset($PATH_CHUNKS[2])) $PATH_CHUNKS[2]='';
 722                                 switch($PATH_CHUNKS[2]) {
 723                                         case 'new':     //?/new
 724                                                 $this->process_http_request_post($PATH_CHUNKS[2], $class);
 725                                                 echo $this->render_form_add($class);
 726                                                 break;
 727                                         default:        //?/?
 728                                                 $id     = (isset($PATH_CHUNKS[2]) && is_numeric($PATH_CHUNKS[2]) ? (int) $PATH_CHUNKS[2] : false);
 729                                                 if(!isset($PATH_CHUNKS[3])) $PATH_CHUNKS[3]='';
 730                                                 $edit=false;
 731                                                 switch($PATH_CHUNKS[3]) {
 732                                                         case 'edit':    //?/?/edit
 733                                                         case 'image':   //?/?/image
 734                                                         case 'delete':  //?/?/delete
 735                                                                 $this->process_http_request_post($PATH_CHUNKS[3], $class, $id);
 736                                                                 $edit=true;
 737                                                         default:        //?/?/?
 738                                                                 $history = $PATH_CHUNKS[3] == 'history' ? true : false;
 739                                                                 $limit  = (int) (isset($PATH_CHUNKS[3]) ? $PATH_CHUNKS[3] : '0');
 740                                                                 $offset = (int) (isset($PATH_CHUNKS[4]) ? $PATH_CHUNKS[4] : '0');
 741                                                                 $where = false; //TODO get from URL
 742                                                                 echo $this->render_items($class, $id, $limit, $offset, $where, $search, $history);
 743                                                                 echo $this->render_listing_extensions($class, $id, $limit, $offset, $edit);
 744                                                                 //print_r(array("<pre>",$_SERVER));
 745                                                                 break;
 746                                                 }
 747                                                 break;
 748                                 }
 749                                 break;
 750                 }
 751         }
 752 }
 753
 754 $sklad = new Sklad_UI();
 755 $sklad->process_http_request();
 756
 757 echo("<hr/>");