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