hledani v carovejch kodech
[mirrors/SokoMan.git] / index.php
index 43acfb25ba8c55bdac5b38eb8dca07e01a337d62..525c272194317093b5c48285ae19e62a2777fd76 100755 (executable)
--- a/index.php
+++ b/index.php
@@ -1,7 +1,7 @@
 <?php
 /*
  * SkladovySystem - Storage management system compatible with LMS
- * Copyright (C) 2011  Tomas Mudrunka
+ * Copyright (C) 2011-2012  Tomas Mudrunka
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU Affero General Public License as
@@ -22,8 +22,10 @@ set_include_path(DIR_LIB.PATH_SEPARATOR.get_include_path());
 
 require_once('Sklad_Auth.class/common.php');
 require_once('HTTP_Auth.class.php');
+require_once('Query.class.php');
 require_once('Locale.class.php');
 require_once('Barcode.class.php');
+require_once('Fortune.php');
 
 /**
 * Trida poskytuje vseobecne funkce pro generovani HTML kodu
@@ -34,29 +36,46 @@ require_once('Barcode.class.php');
 * @author   Tomas Mudrunka
 */
 class HTML {
-       function row($row,$type=false) {
+       function row($row,$type=false,$class=false,$parameters='',$colspan=array(),$rowspan=array(),$break_after=array()) {
                $html = '';
+               $class_br = $class ? " class='$class' " : '';
+               $class = $class ? " class='$class tr_nobr' " : '';
                if($type) $html.="<$type>";
-               $html.='<tr>';
+               $html.="<tr$class$parameters>";
                $td = $type == 'thead' ? 'th' : 'td';
-               foreach($row as $var) {
+               foreach($row as $id => $var) {
+                       $tdclass = " class='cell_$id'";
                        if(trim($var) == '') $var = '&nbsp;';
-                       $html.="<$td>$var</$td>";
+                       $rs = isset($rowspan[$id]) ? " rowspan='$rowspan[$id]'" : '';
+                       $cs = isset($colspan[$id]) ? " colspan='$colspan[$id]'" : '';
+                       $html.="<$td$rs$cs$tdclass title='$id'>$var</$td>";
+                       if(in_array($id,$break_after,true)) $html.='</tr>'."<tr$class_br$parameters>";
                }
                $html.='</tr>';
                if($type) $html.="</$type>";
                return $html;
        }
 
-       function table(&$table, $params='border=1') {
+       function table(&$table,$colspan=array(),$rowspan=array(),$break_after=array(),$orderby=false,$parity_class=array('tr_odd','tr_even'),$params='border=1',$row_classes_field='_row_classes') {
                $html="<table $params>";
                $header=true;
+               $even=false;
                foreach($table as $row) {
+                       $params = isset($row[$row_classes_field]) ? $row[$row_classes_field] : '';
+                       unset($row[$row_classes_field]);
                        if($header) {
-                               $html.=$this->row(array_keys($row),'thead');
+                               $keys = array(); foreach($row as $key => $val) {
+                                       $order= $orderby ? '&nbsp;'.
+                                               $this->link('&uarr;', $orderby."[$key]=ASC").
+                                               $this->link('&darr;', $orderby."[$key]=DESC") : '';
+                                       $keys[$key]=T($key).$order;
+                               }
+                               $html.=$this->row($keys,'thead',false,'',$colspan,$rowspan,$break_after);
                                $header=false;
                        }
-                       $html.=$this->row($row);
+                       $class = $parity_class ? $parity_class[$even] : false;
+                       $html.=$this->row($row,false,$class.$params,'',$colspan,$rowspan,$break_after);
+                       $even = !$even;
                }
                $html.='</table>';
                return $html;
@@ -68,16 +87,29 @@ class HTML {
                return "<a href='$link'>".$title."</a>";
        }
 
-       function img($src='#void', $title='img', $options='width=64') {
+       function img($src='#void', $title='img', $options='height=64') {
+               if(isset($_GET['noimgs'])) return "<span title='$title'>".basename($src).'</span>';
                $options = $options ? " $options" : '';
                return "<img src='$src' alt='$title' title='$title'$options; />";
        }
 
-       function img_link($src, $link='#void', $title='img_link', $internal=true, $translate=true, $options='width=64') {
+       function img_link($src, $link='#void', $title='img_link', $internal=true, $translate=true, $options='height=64') {
                return $this->link($this->img($src,$title,$options),$link,$internal,$translate);
        }
 
+       function textarea($name=false, $value='', $placeholder=false, $options=false, $prefix='') {
+               $html = T($prefix)."<textarea";
+               if($name) $html.= " name='$name'";
+               if($options) $html.= " $options";
+               if($placeholder) $html.= " placeholder='$placeholder'";
+               $html .= ">$value</textarea>";
+               return $html;
+       }
+
        function input($name=false, $value=false, $type='text', $placeholder=false, $options=false, $prefix='') {
+               if($type == 'textarea') return $this->textarea($name, $value, $placeholder, $options, $prefix);
+               if($type == 'select') return $this->select($name, $placeholder, $value, $prefix);
+               //select(vendor, $selectbox ,false, prefix:);
                $html = T($prefix)."<input type='$type' ";
                if($name) $html.= "name='$name' ";
                if(!is_bool($value)) {
@@ -100,17 +132,17 @@ class HTML {
                return $html;
        }
 
-       function select($name, $selectbox, $default=false) {
+       function select($name, $selectbox, $default=false, $prefix='') {
                //echo('<pre>'); print_r($selectbox);
-               $html = "<select name='$name'>";
+               $html = T($prefix)."<select name='$name'>";
 
-               if($default) {
+               if(!is_bool($default)) {
                        $value=$default; $title=$selectbox[$value];
-                       $html .= "<option value='$value'>$value :: $title</option>";
+                       $html .= "<option value='$value'>$title (($value))</option>";
                        unset($selectbox[$value]);
                }
                foreach($selectbox as $value => $title) {
-                       $html .= "<option value='$value'>$value :: $title</option>";
+                       $html .= "<option value='$value'>$title (($value))</option>";
                }
                $html .= "</select>";
                return $html;
@@ -137,10 +169,16 @@ class HTML {
                return "<div$options>$html</div>";
        }
 
+       function favicon($url='/favicon.ico') {
+               return '<link rel="shortcut icon" href="'.$url.'" /><link href="'.$url.'" rel="icon" type="image/gif" />';
+
+       }
+
        function head($title=false,$charset='UTF-8',$more='') {
                $title = $title ? "\n<title>$title</title>" : '';
                $html= '<head>';
                $html.= '<meta http-equiv="Content-Type" content="text/html; charset='.$charset.'" />'.$title.$more;
+               $html.= $this->favicon(dirname($_SERVER['SCRIPT_NAME']).'/favicon.ico');
                $html.= '</head>';
                return $html;
        }
@@ -155,11 +193,12 @@ class HTML {
 * @author   Tomas Mudrunka
 */
 class Sklad_HTML extends HTML { //TODO: Split into few more methods
-       function header($title='', $user=array()) {
+       function header($title='', $user=array(), $headerhtml) {
                $home = URL_HOME;
                $script = $_SERVER['SCRIPT_NAME'];
                $search = htmlspecialchars(@trim($_GET['q']));
                $message = strip_tags(@trim($_GET['message']),'<a><b><u><i><br>');
+               $fortune = fortune();
                $instance = INSTANCE_ID != '' ? '/'.INSTANCE_ID : '';
                $user_id = htmlspecialchars($user['id']);
                $user_gid = htmlspecialchars($user['gid']);
@@ -177,11 +216,28 @@ class Sklad_HTML extends HTML { //TODO: Split into few more methods
 
 <style type="text/css">
 * { font-family: arial; }
-td,body { background-color: white; }
-table { background-color: orange; border: orange; }
 a, a img { text-decoration:none; color: darkblue; border:none; }
 li a, a:hover { text-decoration:underline; }
 
+td,body { background-color: white; font-size: 75%; }
+table { background-color: orange; border-collapse: collapse; }
+
+td { border: 2px solid darkorange; }
+th { border: 2px solid darkorange; }
+td textarea { width:100%; height:100%; }
+
+.tr_even td { background-color: lemonchiffon; }
+/* table tr:nth-child(odd) td { background-color: lemonchiffon; } */
+
+.item_status_stored td { font-weight:bold; }
+.item_status_deleted td { text-decoration:line-through; }
+.item_status_destroyed td { font-style:italic; }
+.floating_barcode { margin: 5px; }
+.disabled { color: grey; }
+/* table, table * { table-layout:fixed; width:100%; overflow:hidden; word-wrap:break-word; } */
+/* td { position:absolute; } */
+/* .cell_model_name { float:left; } */
+
 .menu li {
        float: left;
        padding: 0.2em;
@@ -219,11 +275,11 @@ EOF;
        $assistants=array();
        foreach(scandir(DIR_ASSISTANTS) as $item) {
                if($item == '.' || $item == '..') continue;
-               $item = preg_replace('/\.inc\.php$/','',$item);
-               $assistants[$item] = "assistant/$item";
+               $item = preg_replace('/\.inc\.php$/','',$item,-1,$count);
+               if($count) $assistants[$item] = "assistant/$item";
        }
 
-       $tables=array('item','model','category','producer','vendor','room','status');
+       $tables=array('item','barcode','model','category','producer','vendor','room','status','location');
 
        foreach($tables as $table) {
                $listable[$table] = $table;
@@ -240,23 +296,34 @@ EOF;
 
        $html .= '<div style="float: right;">';
 
-       $html .= $this->form("$script/assistant/go", 'GET', array(
+       /*
+       //TODO: Do we really need this?
+       $html .= $this->form("$script/api/go", 'GET', array(
                array('q','','text','smart id...', 'autofocus'),
                array(false,'go','submit')
        ), 'style="float: left;"');
+       */
 
        $html .= $this->form('?', 'GET', array(
                array('q',$search,'text','regexp...'),
                array(false,'filter','submit')
        ), 'style="float: left;"');
 
+       $html .= $this->form("$script/item", 'GET', array(
+               array('q',$search,'text','regexp...','autofocus'),
+               array(false,'search item','submit')
+       ), 'style="float: left;"');
+
        $html .= '</div>';
 
        $html .= <<<EOF
 </div>
 <hr style="clear: both;" />
 <div style="background-color:#FFDDDD;">
-       <font color="red">$message</font>
+       <font color="red">$headerhtml $message</font>
+</div>
+<div style="text-align:right; color:darkgreen;">
+$fortune
 </div>
 EOF;
 
@@ -279,11 +346,11 @@ EOF;
        }
 
        function render_barcode($barcode,$opts=false) {
-               return $this->img_link($this->internal_url("barcode/$barcode"),$this->internal_url("barcode/$barcode"),$barcode,false,false,$opts);
+               return $this->img_link($this->internal_url("barcodeimg/$barcode"),$this->internal_url("barcodeimg/$barcode"),$barcode,false,false,$opts);
        }
 
        function table_add_barcodes(&$table) {
-               $image = array('model_barcode', 'item_serial');
+               $image = array('barcode_name', 'model_barcode', 'item_serial');
                foreach($table as $id => $row) {
                        foreach($image as $column) if(isset($table[$id][$column])) {
                                $table[$id][$column]=$this->render_barcode($table[$id][$column]);
@@ -291,22 +358,48 @@ EOF;
                }
        }
 
+       function table_add_row_classes(&$table, $class_col='_row_classes') {
+               $image = array('status_name' => ' item_status_');
+               foreach($table as $id => $row) {
+                       foreach($image as $column => $param) if(isset($table[$id][$column])) {
+                               @$table[$id][$class_col] .= $param.$table[$id][$column];
+                       }
+               }
+       }
+
        function table_add_relations(&$table, $class, $suffix_relations='_relations') {
                $where_url = '%d/?where[%c]==%v';
-               $relations = array( //TODO: Autodetect???
+               $insert_url = '%d/new?insert[%c]=%v';
+               $relations = array( //TODO: Autodetect??? //TODO: Add [edit] link to all classes
                        'model' => array(
-                               'model_id' => array(array('item',$where_url)),
+                               'model_id' => array(array('item',$where_url),array('barcode',$where_url),array('edit','model/%v/edit/'),array('barcode',$insert_url,false,'add barcode')),
                                'model_barcode' => array(array('store','assistant/%d?barcode=%v')),
-                               'model_name' => array(array('google','http://google.com/search?q=%v',true))
+                               'barcode_name' => array(array('store','assistant/%d?barcode=%v')),
+                               'model_name' => array(array('google','http://google.com/search?q=%v')) //TODO: add manufacturer to google query
+                       ),
+                       'barcode' => array(
+                               'model_id' => array(array('model',$where_url)),
+                               'barcode_id' => array(array('item',$where_url),array('edit','barcode/%v/edit/')),
+                               'barcode_name' => array(array('store','assistant/%d?barcode=%v')),
                        ),
                        'item' => array(
-                               'item_serial' => array(array('dispose','assistant/%d?serial=%v'),array('sell','assistant/%d?serial=%v'))
+                               'item_serial' => array(array('dispose','assistant/%d?serial=%v','in_stock'),array('sell','assistant/%d?serial=%v','in_stock')),
+                               'item_id' => array(array('edit','item/%v/edit/'))
                        ),
-                       'category' => array('category_id' => array(array('item',$where_url), array('model',$where_url))),
+                       'category'      => array('category_id' => array(array('item',$where_url), array('model',$where_url))),
                        'producer' => array('producer_id' => array(array('item',$where_url), array('model',$where_url))),
                        'vendor' => array('vendor_id' => array(array('item',$where_url))),
                        'room' => array('room_id' => array(array('item',$where_url))),
-                       'status' => array('status_id' => array(array('item',$where_url)))
+                       'status' => array('status_id' => array(array('item',$where_url))),
+                       'location' => array(
+                               'location_id' => array(array('item',$where_url),array('edit','location/%v/edit/')),
+                               'location_name' => array(array('smokeping','http://tartarus.brevnov.czf/cgi-bin/smokeping.cgi?filter=%v'))
+                       )
+               );
+               $relations_conditions=array(
+                       'in_stock' => 'return(@$table[$id]["status_name"] == "stored");',
+                       'not_sold' => 'return(@$table[$id]["status_name"] != "sold");',
+                       'not_sold_or_disposed' => 'return(@$table[$id]["status_name"] != "sold" && @$table[$id]["status_name"] != "disposed");'
                );
                foreach($table as $id => $row) {
                        foreach($row as $column => $value) {
@@ -317,7 +410,12 @@ EOF;
                                                        array(urlencode($destination[0]),urlencode($column),urlencode($value)),
                                                        $destination[1]
                                                );
-                                               @$table[$id][$class.$suffix_relations] .= $this->link($destination[0], $destination_url, !isset($destination[2])).',';
+                                               if(isset($destination[2]) && isset($relations_conditions[$destination[2]])) {
+                                                       //$condition = $relations_conditions[$destination[2]]($table,$id);
+                                                       if(!eval($relations_conditions[$destination[2]])) continue;
+                                               }
+                                               $destination_title = isset($destination[3]) ? $destination[3] : $destination[0];
+                                               @$table[$id][$class.$suffix_relations] .= $this->link($destination_title, $destination_url, !preg_match('/http/', $destination_url) ).',';
                                        }
                                }
                        }
@@ -332,63 +430,127 @@ EOF;
                        'producer_id' => 'producer_name',
                        'vendor_id' => 'vendor_name',
                        'room_id' => 'room_name',
+                       'location_id' => 'location_name',
                        'status_id' => 'status_name',
+                       'item_author' => 'item_author_backend',
+                       'item_customer' => 'item_customer',
+                       'lock_id' => 'lock_name',
                );
+
                foreach($table as $id => $row) {
                        foreach($collapse as $link => $title)
                                if(isset($table[$id][$link]) && isset($row[$title])) {
                                        $type = @array_shift(preg_split('/_/', $link));
                                        if($link != $title) unset($table[$id][$link]);
-                                       $table[$id][$title]=$this->link($row[$title], $type.'/'.$row[$link].'/');
+                                       switch($link) { //TODO: Move to array for easy configuration
+                                               case 'item_author':
+                                               case 'item_customer':
+                                                       $table[$id][$title]=$this->link($row[$title], "?where[$link]==".$row[$link], false);
+                                                       break;
+                                               default:
+                                                       $table[$id][$title]=$this->link($row[$title], $type.'/'.$row[$link].'/');
+                                                       break;
+                                       }
                                }
                }
        }
 
        function table_sort(&$table) {
-               $precedence = array('item_id', 'model_image', 'model_name','model_descript','category_name','status_name','room_name');
+               $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');
                $table_sorted = array();
                foreach($table as $id => $row) {
                        $table_sorted[$id] = array();
                        foreach($precedence as $column) if(isset($table[$id][$column])) {
-                               $table_sorted[$id][T($column)]=$table[$id][$column];
+                               $table_sorted[$id][$column]=$table[$id][$column];
                                unset($table[$id][$column]);
                        }
-                       //$table_sorted[$id]=array_merge($table_sorted[$id],$table[$id]);
-                       foreach($table[$id] as $key => $val) $table_sorted[$id][T($key)] = $val; //array_merge with T() translating
+                       $table_sorted[$id]=array_merge($table_sorted[$id],$table[$id]);
+                       //foreach($table[$id] as $key => $val) $table_sorted[$id][T($key)] = $val; //array_merge with T() translating
                }
                $table = $table_sorted;
        }
 
+       function table_hide_columns(&$table, $class) { //TODO: Move to build_query_select() !!! :-)))
+               $fields_hide = array(
+                       'model' => array('barcode_name'),
+                       'barcode' => array('model_price_in','model_price_out','model_reserve','producer_name','producer_note','model_eshop_hide','category_name','model_countable','model_descript'),
+                       'item' => array('model_descript','model_price_in','model_price_out','barcode_name','model_barcode','model_countable','model_reserve','model_eshop_hide','room_descript','room_author','producer_name','producer_note','vendor_note','location_author','location_gps','location_description'),
+                       'lock' => array('lock_author'),
+                       'transaction' => array('transaction_author')
+               );
+               //print_r($table); die();
+               if(isset($fields_hide[$class])) foreach($table as $id => $row) {
+                       foreach($fields_hide[$class] as $field) unset($table[$id][$field]);
+               }
+       }
+
        function render_item_table($table,$class=false) {
+               $cellspan = array(
+                       'break_after' => array(
+                               'item' => array('category_name'),
+                               'model'=> array('model_descript')
+                       ),
+                       'rowspan' => array(
+                               'item' => array('model_image'=>2,'item_id'=>2),
+                               'model'=> array('model_image'=>2)
+                       ),
+                       'colspan' => array(
+                               'item' => array('model_name'=>6,'category_name'=>'100%'),
+                               'model'=> array('model_name'=>4,'model_descript'=>'100%')
+                       )
+               );
+
+               foreach(array_keys($cellspan) as $vari)
+                       $$vari = isset($cellspan[$vari][$class]) ? $cellspan[$vari][$class] : array();
+
+               if(empty($table)) return '<h3>'.T('holy primordial emptiness is all you can find here...').'</h3><br />';
+               $this->table_add_row_classes($table);
                $this->table_add_images($table);
                if($class) $this->table_add_relations($table,$class);
                $this->table_add_barcodes($table);
                $this->table_collapse($table);
+               if($class) $this->table_hide_columns($table,$class);
                $this->table_sort($table);
-               return $this->table($table);
+
+               //Orderby:
+               $path = $_GET;
+               unset($path['orderby']);
+               $path = $_SERVER['PATH_INFO'].'?'.Query::build($path).'orderby';
+
+               return $this->table($table,$colspan,$rowspan,$break_after,$path);
        }
 
        function render_insert_inputs($class,$columns,$selectbox,$current,$hidecols,$update) {
-               $html = '';
+               $textarea = array(
+                       'item' => array('item_note'),
+                       'model' => array('model_descript')
+               );
+               $html = '<table>';
+               $even=false;
                foreach($columns as $column)    {
-                       $html.=T($class).':<b>'.T($column['Field']).'</b>: ';
+                       $html.='<tr class="'. ($even ? 'tr_even' : 'tr_odd') .'"><td>'.T($class).':<b>'.T($column['Field']).'</b>:&nbsp;</td><td>';
+                       $even = !$even;
                        $name="values[$class][".$column['Field'].'][]';
                        $val = $update && isset($current[$column['Field']]) ? $current[$column['Field']] : false;
                        switch(true) {
                                case (preg_match('/auto_increment/', $column['Extra']) || in_array($column['Field'], $hidecols)):
-                                       if(!$val) $val = '';
+                                       if(is_bool($val) && !$val) $val = '';
                                        $html.=$this->input($name, $val, 'hidden');
-                                       $html.=$val.'(AUTO)';
+                                       $html.='<span class="disabled"><i>[AUTO]</i> '.$val.'</span>';
                                        break;
                                case isset($selectbox[$column['Field']]):
                                        $html.=$this->select($name,$selectbox[$column['Field']],$val);
                                        break;
+                               case isset($textarea[$class]) && in_array($column['Field'],$textarea[$class]):
+                                       $html.=$this->input($name, $val, 'textarea');
+                                       break;
                                default:
                                        $html.=$this->input($name, $val);
                                        break;
                        }
-                       $html.='<br />';
+                       $html.='</td></tr>';
                }
+               $html.='</table>';
                return $html;
        }
 
@@ -420,9 +582,14 @@ EOF;
                //echo('<pre>'); print_r($selectbox);
                //echo('<pre>'); print_r($current);
                $update = false;
+               $current_new=array();
                if(is_array($current)) {
                        $update = true;
-                       $current = array_shift($current);
+                       $current_new = array_merge($current_new,array_shift($current));
+               }
+               if(isset($_GET['insert']) && is_array($_GET['insert'])) {
+                       $update = true;
+                       $current_new = array_merge($current_new,$_GET['insert']);
                }
 
                if(!is_array($hidecols)) $hidecols = array();
@@ -435,7 +602,7 @@ EOF;
                }
 
                if(!is_array($parts) || in_array('inputs', $parts))
-                       $html.=$this->render_insert_inputs($class,$columns,$selectbox,$current,$hidecols,$update);
+                       $html.=$this->render_insert_inputs($class,$columns,$selectbox,$current_new,$hidecols,$update);
 
                if(!is_array($parts) || in_array('foot', $parts)) {
                        $html .= '</div></span><br style="clear:both" />';
@@ -451,7 +618,7 @@ EOF;
 EOF;
                        }
 
-                       $btn = is_array($current) ? 'UPDATE' : 'INSERT'; //TODO: $current may be set even when inserting...
+                       $btn = count($current_new)>0 ? 'UPDATE' : 'INSERT'; //TODO: $current may be set even when inserting...
                        $html.=$this->input(false, $btn, 'submit');
                        $html.='</form>';
                }
@@ -486,13 +653,22 @@ class Sklad_DB extends PDO {
        function build_query_select($class, $id=false, $limit=false, $offset=0, $where=false, $search=false, $history=false, $order=false, $suffix_id='_id') {
                //Configuration
                $join = array(
-                       'item'  => array('model', 'category', 'producer', 'vendor', 'room', 'status'),
+                       'barcode'       => array('model', 'category', 'producer'),
+                       'item'  => array('barcode', 'model', 'category', 'producer', 'vendor', 'room', 'location', 'status'),
                        'model' => array('category', 'producer')
                ); //TODO Autodetect using foreign keys?
-               $search_fields = array(
-                       'item'  => array('item_id','item_serial','model_name','model_barcode','model_descript','producer_name','vendor_name'),
-                       'model' => array('model_id','model_name','model_barcode','model_descript','producer_name')
+               $join2 = array(
+                       'model' => array('barcode'=>'model_id')
+               );
+               $fields_search = array(
+                       'item'  => array('item_id','item_serial','model_name','barcode_name','model_descript','producer_name','vendor_name'),
+                       'barcode' => array('barcode_id','barcode_name'),
+                       'model' => array('model_id','model_name','barcode_name','model_descript','producer_name'),
+                       'location' => array('location_id','location_name')
                ); //TODO Autodetect
+               $group_concat = array(
+                       'model' => array('barcode_name'=>'model_id')
+               );
 
                //Init
                if(is_array($where)) foreach($where as $key => $value) $where[$key] = $key.' '.$value; //TODO: escape SQLi!!!
@@ -500,23 +676,41 @@ class Sklad_DB extends PDO {
                //Escaping
                $class = $this->escape($class);
 
+               //GROUP_CONCAT
+               $group_concat_query = '';
+               $group_by = '';
+               if(isset($group_concat[$class])) foreach($group_concat[$class] as $gc => $gb) {
+                       $group_concat_query .= ",group_concat($gc separator ', ')";
+                       $group_by .= "GROUP BY $gb\n";
+               }
+
                //SELECT
-               $sql="SELECT * FROM `$class`\n";
+               $sql="SELECT *$group_concat_query FROM `$class`\n";
                //JOIN
                if(isset($join[$class])) foreach($join[$class] as $j) $sql .= "LEFT JOIN `$j` USING($j$suffix_id)\n";
+               if(isset($join2[$class])) foreach($join2[$class] as $j => $c) $sql .= "LEFT JOIN `$j` USING($c)\n";
                //WHERE/REGEXP
                if($search) {
                        $search = $this->quote($search);
-                       if(!isset($search_fields[$class])) die(trigger_error(T("Can't search in $class table yet :-("))); //TODO: post_redirect_get
+                       if(!isset($fields_search[$class])) die(trigger_error(T("Can't search in $class table yet :-("))); //TODO: post_redirect_get
                        $sql_search = '';
-                       foreach($search_fields[$class] as $column) $sql_search .= "OR $column REGEXP $search ";
+                       foreach($fields_search[$class] as $column) $sql_search .= "OR $column REGEXP $search ";
                        $where[] = "FALSE $sql_search";
                }       elseif($id) $where[] = "$class$suffix_id = $id";
                if(!$history && $this->contains_history($class)) $where[] = $class.'_valid_till=0';
 
                if($where) $sql .= 'WHERE ('.implode(') AND (', $where).")\n";
+
+               //GROUP BY
+               $sql.=$group_by;
+
                //ORDER
-               if(!$order) $order = $class.$suffix_id;
+               $orders=$order;
+               $order='';
+               if(is_array($orders)) foreach($orders as $column => $direction) {
+                       $order="$column $direction,";
+               }
+               $order .= $class.$suffix_id.' DESC';
                if($this->contains_history($class)) $order .= ",${class}_valid_from DESC";
                $sql .= "ORDER BY $order\n";
                //LIMIT/OFFSET
@@ -539,25 +733,40 @@ class Sklad_DB extends PDO {
                return $result;
        }
 
-       function translate_query_results($result) {
-               $translate_cols = array('status_name', 'item_valid_till'); //TODO: Hardcoded
+       function translate_query_results(&$result) {
+               $translate_cols = array('item_valid_till'); //TODO: Hardcoded
                foreach($result as $key => $row) {
                        foreach($translate_cols as $col) if(isset($result[$key][$col])){
                                $result[$key][$col] = T($result[$key][$col]);
                        }
                }
-               return $result;
+       }
+
+       function load_backend_data_to_query_results(&$result,$suffix_backend='_backend') {
+               $translate_cols = array(
+                       'item_author' => 'return($this->auth->get_username_by_id($result[$key][$col]));',
+                       'lock_author' => 'return($this->auth->get_username_by_id($result[$key][$col]));',
+                       'transaction_author' => 'return($this->auth->get_username_by_id($result[$key][$col]));'
+               ); //TODO: Hardcoded
+               foreach($result as $key => $row) {
+                       foreach($translate_cols as $col => $backend) if(isset($result[$key][$col])){
+                               $result[$key][$col.$suffix_backend] = eval($backend);
+                       }
+               }
        }
 
        function safe_query_fetch($sql, $fatal=true, $fetch_flags = PDO::FETCH_ASSOC, $translate=true) {
-               $result = $this->safe_query($sql, $fatal)->fetchAll($fetch_flags);
-               if($translate) $result = $this->translate_query_results($result);
+               $result = $this->safe_query($sql, $fatal);
+               if(!$fatal && !$result) return $result;
+               $result = $result->fetchAll($fetch_flags);
+               $this->load_backend_data_to_query_results($result);
+               if($translate) $this->translate_query_results($result);
                return $result;
        }
 
-
        function get_listing($class, $id=false, $limit=false, $offset=0, $where=false, $search=false, $history=false, $indexed=array(), $suffix_id='_id') {
-               $sql = $this->build_query_select($class, $id, $limit, $offset, $where, $search, $history);
+               $order = isset($_GET['orderby']) ? $_GET['orderby'] : false;
+               $sql = $this->build_query_select($class, $id, $limit, $offset, $where, $search, $history, $order);
                $result = $this->safe_query_fetch($sql);
                if(!$result || !is_array($indexed)) return $result;
 
@@ -567,7 +776,7 @@ class Sklad_DB extends PDO {
 
        function get_columns($class,$disable_cols=array()) { //TODO: Not sure if compatible with non-MySQL DBs
                $class = $this->escape($class);
-               $sql = "SHOW COLUMNS FROM $class;";
+               $sql = "SHOW COLUMNS FROM `$class`;";
                $columns = $this->safe_query_fetch($sql);
                /*foreach($columns as $colk => $col) foreach($col as $key => $val) {
                        if(in_array($col['Field'],$disable_cols)) $columns[$colk]['Extra']='auto_increment';
@@ -577,7 +786,9 @@ class Sklad_DB extends PDO {
 
        function columns_get_selectbox($columns, $class=false, $suffix_id='_id', $suffix_name='_name') {
                $selectbox=array( //TODO: Hardcoded...
-                       'model_countable' => array(0 => 'no', 1 => 'yes')
+                       'model_countable' => array(1 => 'yes'),
+                       'model_eshop_hide' => array(0 => 'no', 1 => 'yes'),
+                       'vendor_id' => array('COMPULSORY' => 'select...')
                );
                foreach($columns as $column) {
                        if($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)!
@@ -592,7 +803,10 @@ class Sklad_DB extends PDO {
                        foreach($result as $row) $selectbox[$table.$suffix_id][$row[$table.$suffix_id]]=$row[$table.$suffix_name];
                }
                //echo('<pre>'); print_r($selectbox);
-               return array_filter($selectbox, 'ksort');
+               //return $selectbox;
+               //return array_filter($selectbox, 'ksort');
+               return array_filter($selectbox, 'natcasesort');
+               //array_multisort($selectbox); return $selectbox;
        }
 
        function map_unique($key, $value, $select, $table, $fatal=true) { //TODO: Guess $select and $table if not passed
@@ -734,17 +948,21 @@ class Sklad_UI {
        function render_form_add($class) {
                $columns = $this->db->get_columns($class);
                $selectbox = $this->db->columns_get_selectbox($columns, $class);
-               return $this->html->render_insert_form($class, $columns, $selectbox);
+               $current=array('default'=>array(
+                       'model_eshop_hide'=>1
+               ));
+               return $this->html->render_insert_form($class, $columns, $selectbox, $current);
        }
 
        function render_form_edit($class, $id, $multi_insert) {
                $columns = $this->db->get_columns($class);
                $selectbox = $this->db->columns_get_selectbox($columns, $class);
                $current = $this->db->get_listing($class, $id, 1);
+               //echo('<pre>');print_r($current);die();
                return $this->html->render_insert_form($class, $columns, $selectbox, $current, false, false, $multi_insert);
        }
 
-       function render_single_record_details($class, $id) {
+       function render_single_record_details($class, $id, $barcode=true) {
                $id_next = $id + 1;
                $id_prev = $id - 1 > 0 ? $id - 1 : 0;
                $get = $_SERVER['QUERY_STRING'] != '' ? '?'.$_SERVER['QUERY_STRING'] : '';
@@ -752,8 +970,8 @@ class Sklad_UI {
                $html.= $this->html->link('<<', "$class/$id_prev/");
                $html.= '-';
                $html.= $this->html->link('>>', "$class/$id_next/");
-               $html.= '<br />';
-               $html.='<span style="float:right;">'.$this->html->render_barcode(BARCODE_PREFIX.strtoupper("$class/$id")).'</span>';
+               $html.= '&nbsp;&nbsp;&nbsp;';
+               $barcode && $html.='<span style="float:right;" class="floating_barcode">'.$this->html->render_barcode(BARCODE_PREFIX.strtoupper("$class/$id")).'</span>';
                $html.= $this->html->link('edit', "$class/$id/edit/");
                if($this->db->contains_history($class)) $html.= ' ][ '.$this->html->link('history', "$class/$id/history/");
                return $html;
@@ -763,23 +981,26 @@ class Sklad_UI {
                $offset_next = $offset + $limit;
                $offset_prev = $offset - $limit > 0 ? $offset - $limit : 0;
                $get = $_SERVER['QUERY_STRING'] != '' ? '?'.$_SERVER['QUERY_STRING'] : '';
+               $moreget = isset($get[0]) ? '&' : '?';
                $html='';
                $html.= $this->html->link('<<', "$class/$id/$limit/$offset_prev/$get");
                $html.= '-';
+               $html.= $this->html->link('[*]', "$class/$id/0/0/$get$moreget".'noimgs');
+               $html.= '-';
                $html.= $this->html->link('>>', "$class/$id/$limit/$offset_next/$get");
-               $html.= '<br />';
+               $html.= '&nbsp;&nbsp;&nbsp;';
                $html.= $this->html->link('new', "$class/new/$get");
                return $html;
        }
 
-       function render_listing_extensions($class, $id, $limit, $offset, $edit=false) {
+       function render_listing_extensions($class, $id, $limit, $offset, $edit=false, $barcode=true) {
                $html='';
                if(is_numeric($id)) {
-                       $html.=$this->render_single_record_details($class, $id);
+                       $html.=$this->render_single_record_details($class, $id, $barcode);
                } else {
                        $html.=$this->render_listing_navigation($class, '*', $limit, $offset);
                }
-               if($edit)       {
+               if($edit && $barcode)   {
                        $html.= $this->render_form_edit($class, $id, false);
                        $action = $_SERVER['SCRIPT_NAME']."/$class/$id/delete";
                        $html.=$this->html->form($action,'POST',array(
@@ -796,12 +1017,13 @@ class Sklad_UI {
        }
 
        function check_auth() {
-               new HTTP_Auth('SkladovejSystem', true, array($this->db->auth,'check_auth'));
+               new HTTP_Auth('WareHouse ['.BACKEND_AUTH.']', true, array($this->db->auth,'check_auth'));
        }
 
        function post_redirect_get($location, $message='', $error=false, $translate=true) {
                $messaget = $translate ? T($message) : $message;
-               $url_args = $messaget != '' ? '?message='.urlencode($messaget) : '';
+               $separator = preg_match('/\?/', $location) ? '&' : '?';
+               $url_args = $messaget != '' ? $separator.'message='.urlencode($messaget) : '';
                $location = $this->html->internal_url($location).$url_args;
                header('Location: '.$location);
                if($error) trigger_error($message);
@@ -827,12 +1049,23 @@ class Sklad_UI {
        function check_input_validity($field, $value='', $ruleset=0) {
                $rules = array(0 => array(
                        'model_barcode' => '/./',
-                       'item_serial' => '/./'
+                       'barcode_name' => '/./',
+                       'item_serial' => '/./',
+                       'vendor_id' => '/^[0-9]*$/'
                ));
                if(isset($rules[$ruleset][$field]) && !preg_match($rules[$ruleset][$field], trim($value))) return false;
                return true;
        }
 
+       function check_locks() {
+               $user = $this->db->quote($this->db->auth->get_user_id());
+               $result = $this->db->safe_query_fetch("SELECT * FROM `lock` WHERE `lock_author` != $user;");
+               if(!empty($result)) {
+                       echo T('There are locks:').' '.$this->html->render_item_table($result, 'lock');
+                       $this->post_redirect_get('', 'There are locks!', true);
+               }
+       }
+
        function process_http_request_post($action=false, $class=false, $id=false, $force_redirect=false) {
                if($_SERVER['REQUEST_METHOD'] != 'POST') return;
                //echo('<pre>'); //DEBUG (maybe todo remove), HEADERS ALREADY SENT!!!!
@@ -844,6 +1077,7 @@ class Sklad_UI {
                 * do:  $values[$table][$id][$column]
                 */
                if(isset($_POST['values'])) {
+                       $this->check_locks();
                        $values=array();
                        foreach($_POST['values'] as $table => $columns) {
                                foreach($columns as $column => $ids) {
@@ -864,6 +1098,7 @@ class Sklad_UI {
                        case 'new':
                                $replace = false;
                        case 'edit':
+                               $this->check_locks();
                                if(!isset($replace)) $replace = true;
                                $table = $class ? $class : 'item';
                                //print_r($values); //debug
@@ -874,6 +1109,7 @@ class Sklad_UI {
                                $this->post_redirect_get($last, $message);
                                break;
                        case 'delete':
+                               $this->check_locks();
                                if(!isset($_POST['sure']) || !$_POST['sure']) $this->post_redirect_get("$class/$id/edit", 'Sure user expected :-)');
                                $this->db->delete($class, $id) || $this->post_redirect_get("$class/$id/edit", "V tabulce $class jentak neco mazat nebudes chlapecku :-P");
                                $this->post_redirect_get("$class", "Neco (pravdepodobne /$class/$id) bylo asi smazano. Fnuk :'-(");
@@ -897,6 +1133,8 @@ class Sklad_UI {
        }
 
        function process_http_request() {
+               $listing_limit_classes = array('item','model');
+
                $this->check_auth();
 
                @ini_set('magic_quotes_gpc' , 'off');
@@ -905,24 +1143,32 @@ class Sklad_UI {
                }
 
                $PATH_INFO=@trim($_SERVER[PATH_INFO]);
+               if($PATH_INFO == '' || $PATH_INFO == '/') $PATH_INFO = FRONTEND_PAGE_WELCOME;
                $PATH_CHUNKS = preg_split('/\//', $PATH_INFO);
                //Sephirot:
                if(!isset($PATH_CHUNKS[1])) $PATH_CHUNKS[1]='';
-               if($_SERVER['REQUEST_METHOD'] != 'POST' && $PATH_CHUNKS[1]!='barcode') //TODO: tyhle podminky naznacujou, ze je v navrhu nejaka drobna nedomyslenost...
-                       echo $this->html->header($PATH_INFO,$this->db->auth->get_user());
+               if($_SERVER['REQUEST_METHOD'] != 'POST' && $PATH_CHUNKS[1]!='barcodeimg' && $PATH_CHUNKS[1]!='api') { //TODO: tyhle podminky naznacujou, ze je v navrhu nejaka drobna nedomyslenost...
+                       $result = $this->db->safe_query_fetch("SELECT * FROM `lock`;");
+                       $headerhtml = !empty($result) ? T('There are locks:').' '.$this->html->render_item_table($result, 'lock') : '';
+                       echo $this->html->header($PATH_INFO,$this->db->auth->get_user(),$headerhtml);
+               }
                switch($PATH_CHUNKS[1]) { //TODO: Move some branches to plugins if possible
                        case 'test':    //test
                                die('Tell me why you cry');
                                break;
-                       case 'assistant': //assistant
+                       case 'assistant': case 'api': //assistant|api
+                               $incdirs = array(
+                                       'assistant'     => DIR_ASSISTANTS,
+                                       'api'   => DIR_APIS
+                               );
                                $PATH_CHUNKS[3] = isset($PATH_CHUNKS[3]) ? trim($PATH_CHUNKS[3]) : false;
                                $assistant_vars['SUBPATH'] = array_slice($PATH_CHUNKS, 3);
                                $assistant_vars['URL_INTERNAL'] = 'assistant/'.$PATH_CHUNKS[2];
                                $assistant_vars['URL'] = $_SERVER['SCRIPT_NAME'].'/'.$assistant_vars['URL_INTERNAL'];
                                $assistant_vars['ASSISTANT'] = $PATH_CHUNKS[2];
-                               echo $this->safe_include(DIR_ASSISTANTS,$PATH_CHUNKS[2],$assistant_vars);
+                               echo $this->safe_include($incdirs[$PATH_CHUNKS[1]],$PATH_CHUNKS[2],$assistant_vars);
                                break;
-                       case 'barcode': //barcode
+                       case 'barcodeimg': //barcode
                                Barcode::download_barcode(implode('/',array_slice($PATH_CHUNKS, 2)));
                                break;
                        default:        //?
@@ -946,9 +1192,10 @@ class Sklad_UI {
                                                                $edit=true;
                                                        default:        //?/?/?
                                                                $history = $PATH_CHUNKS[3] == 'history' ? true : false;
-                                                               $limit  = is_numeric($PATH_CHUNKS[3]) ? (int) $PATH_CHUNKS[3] : FRONTEND_LISTING_LIMIT;
+                                                               $limit  = is_numeric($PATH_CHUNKS[3]) ? (int) $PATH_CHUNKS[3] : (in_array($class, $listing_limit_classes) ? FRONTEND_LISTING_LIMIT : 0);
                                                                $offset = isset($PATH_CHUNKS[4]) ? (int) $PATH_CHUNKS[4] : 0;
                                                                $where = @is_array($_GET['where']) ? $_GET['where'] : false;
+                                                               echo $this->render_listing_extensions($class, $id, $limit, $offset, $edit, false);
                                                                echo $this->render_items($class, $id, $limit, $offset, $where, $search, $history);
                                                                echo $this->render_listing_extensions($class, $id, $limit, $offset, $edit);
                                                                //print_r(array("<pre>",$_SERVER));
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