pripraveno rozhrani pro redirecty po postu a zobrazovani (nejen) chybovych hlasek
[mirrors/SokoMan.git] / index.php
index 96bfce3262814958fda3d3c96158ea14826f6c76..fa04f335198b64a3d021682a921ce6a3cc302fd7 100755 (executable)
--- a/index.php
+++ b/index.php
@@ -1,7 +1,7 @@
 <?php
 /*
  * SkladovySystem - Storage management system compatible with LMS
- * Copyright (C) 2011  Thomas Mudrunka
+ * Copyright (C) 2011  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
@@ -21,12 +21,21 @@ require_once('sklad.conf.php');
 require_once('Sklad_LMS-fake.class.php');
 require_once('HTTP_Auth.class.php');
 
+/**
+* Trida poskytuje podpurne funkce pro generovani HTML kodu specificke pro sklad
+*
+* Tato trida by nemela sama nic vypisovat (vyjma chybovych a debugovacich hlasek)!
+*
+* @package  Sklad_HTML
+* @author   Tomas Mudrunka
+*/
 class Sklad_HTML {
-       function header_print($title='') {
+       function header($title='') {
                $home = URL_HOME;
                $script = $_SERVER['SCRIPT_NAME'];
-               $search = @trim($_GET['q']);
-               echo <<<EOF
+               $search = htmlspecialchars(@trim($_GET['q']));
+               $message = htmlspecialchars(@trim($_GET['message']));
+               return <<<EOF
 <head>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
 </head>
@@ -45,33 +54,42 @@ class Sklad_HTML {
                <input type="submit" value="search items" />
        </form -->
 </div>
+<div style="background-color:#FFDDDD;">
+       <font color="red">$message</font>
+</div>
 EOF;
        }
 
-       function row_print($row) {
-               echo('<tr>');
+       function row($row) {
+               $html='<tr>';
                foreach($row as $var) {
                        if(trim($var) == '') $var = '&nbsp;';
-                       echo("<td>$var</td>");
+                       $html.="<td>$var</td>";
                }
-               echo('</tr>');
+               $html.='</tr>';
+               return $html;
        }
 
-       function table_print(&$table, $params='border=1') {
-               echo("<table $params>");
+       function table(&$table, $params='border=1') {
+               $html="<table $params>";
                $header=true;
                foreach($table as $row) {
                        if($header) {
-                               $this->row_print(array_keys($row));
+                               $html.=$this->row(array_keys($row));
                                $header=false;
                        }
-                       $this->row_print($row);
+                       $html.=$this->row($row);
                }
-               echo('</table>');
+               $html.='</table>';
+               return $html;
+       }
+
+       function internal_url($link) {
+               return $_SERVER['SCRIPT_NAME'].'/'.$link;
        }
 
        function link($title='n/a', $link='#void', $internal=true) {
-               if($internal) $link = $_SERVER['SCRIPT_NAME'].'/'.$link;
+               if($internal) $link = $this->internal_url($link);
                return "<a href='$link'>$title</a>";
        }
 
@@ -124,11 +142,11 @@ EOF;
                $table = $table_sorted;
        }
 
-       function print_item_table($table) {
+       function render_item_table($table) {
                $this->table_add_images($table);
                $this->table_collapse($table);
                $this->table_sort($table);
-               return $this->table_print($table);
+               return $this->table($table);
        }
 
        function input($name=false, $value=false, $type='text', $placeholder=false, $options=false) {
@@ -157,7 +175,7 @@ EOF;
                return $html;
        }
 
-       function print_insert_form($class, $columns, $selectbox=array(), $current=false, $multi_insert=true) {
+       function render_insert_form($class, $columns, $selectbox=array(), $current=false, $multi_insert=true) {
                //echo('<pre>'); print_r($selectbox);
                //echo('<pre>'); print_r($current);
                $update = false;
@@ -166,33 +184,32 @@ EOF;
                        $current = array_shift($current);
                }
 
-               echo('<form method="POST">');
-               if($multi_insert) echo('<div name="input_set" style="float:left; border:1px solid grey;">');
-               echo $this->input('table', $class, 'hidden');
+               $html='<form method="POST">';
+               if($multi_insert) $html.='<div name="input_set" style="float:left; border:1px solid grey;">';
+               //$html.=$this->input('table', $class, 'hidden');
                foreach($columns as $column)    {
-                       echo($column['Field'].': ');
-                       $name='value:'.$column['Field'].'[]';
+                       $html.=$class.':<b>'.$column['Field'].'</b>: ';
+                       $name="values[$class][".$column['Field'].'][]';
+                       $val = $update ? $current[$column['Field']] : false;
                        switch(true) {
                                case preg_match('/auto_increment/', $column['Extra']):
-                                       $val = $update ? $current[$column['Field']] : ''; //opakuje se (skoro) zbytecne
-                                       echo $this->input($name, $val, 'hidden');
-                                       echo($val.'(AUTO)');
+                                       if(!$val) $val = '';
+                                       $html.=$this->input($name, $val, 'hidden');
+                                       $html.=$val.'(AUTO)';
                                        break;
                                case isset($selectbox[$column['Field']]):
-                                       $val = $update ? $current[$column['Field']] : false;
-                                       echo $this->select($name,$selectbox[$column['Field']],$val); //opakuje se
+                                       $html.=$this->select($name,$selectbox[$column['Field']],$val);
                                        break;
                                default:
-                                       $val = $update ? $current[$column['Field']] : false; //opakuje se
-                                       echo $this->input($name, $val);
+                                       $html.=$this->input($name, $val);
                                        break;
                        }
-                       echo('<br />');
+                       $html.='<br />';
                }
 
                if($multi_insert) {
                        //TODO, move to separate JS file
-                       echo <<<EOF
+                       $html.=<<<EOF
                        </div>
                        <span name="input_set_next"></span><br style="clear:both" />
                        <script>
@@ -207,11 +224,18 @@ EOF;
                }
 
                $btn = is_array($current) ? 'UPDATE' : 'INSERT';
-               echo($this->input(false, $btn, 'submit'));
-               echo('</form>');
+               $html.=$this->input(false, $btn, 'submit');
+               $html.='</form>';
+               return $html;
        }
 }
 
+/**
+* Trida poskytuje rozhrani k databazi skladu
+*
+* @package  Sklad_DB
+* @author   Tomas Mudrunka
+*/
 class Sklad_DB extends PDO {
        function __construct() {
                $this->lms = new Sklad_LMS();
@@ -321,6 +345,12 @@ class Sklad_DB extends PDO {
                return $this->lastInsertId();
        }
 
+       function insert_or_update_multitab($values) {
+               $last=false;
+               foreach($values as $table => $rows) $last = $this->insert_or_update($table, $rows);
+               return $last;
+       }
+
        function delete($table, $id, $suffix_id='_id') {
                $key = $this->escape($table.$suffix_id);
                $table = $this->escape($table);
@@ -329,82 +359,109 @@ class Sklad_DB extends PDO {
        }
 }
 
+/**
+* Trida implementuje uzivatelske rozhrani skladu
+*
+* Example usage:
+* $sklad = new Sklad_UI();
+* $sklad->process_http_request();
+*
+* @package  Sklad_UI
+* @author   Tomas Mudrunka
+*/
 class Sklad_UI {
        function __construct() {
                $this->db = new Sklad_DB();
                $this->html = new Sklad_HTML();
        }
 
-       function show_items($class, $id=false, $limit=false, $offset=0, $search=false) {
-               $this->html->print_item_table($this->db->get_listing($class, $id, $limit, $offset, $search));
+       function render_items($class, $id=false, $limit=false, $offset=0, $search=false) {
+               return $this->html->render_item_table($this->db->get_listing($class, $id, $limit, $offset, $search));
        }
 
-       function show_form_add($class) {
+       function render_form_add($class) {
                $columns = $this->db->get_columns($class);
                $selectbox = $this->db->columns_get_selectbox($columns, $class);
-               $this->html->print_insert_form($class, $columns, $selectbox);
+               return $this->html->render_insert_form($class, $columns, $selectbox);
        }
 
-       function show_form_edit($class, $id) {
+       function render_form_edit($class, $id) {
                $columns = $this->db->get_columns($class);
                $selectbox = $this->db->columns_get_selectbox($columns, $class);
                $current = $this->db->get_listing($class, $id);
-               $this->html->print_insert_form($class, $columns, $selectbox, $current);
+               return $this->html->render_insert_form($class, $columns, $selectbox, $current);
        }
 
-       function show_single_record_details($class, $id) {
+       function render_single_record_details($class, $id) {
                $id_next = $id + 1;
                $id_prev = $id - 1 > 0 ? $id - 1 : 0;
                $get = $_SERVER['QUERY_STRING'] != '' ? '?'.$_SERVER['QUERY_STRING'] : '';
-               echo $this->html->link('<<', "$class/$id_prev/");
-               echo '-';
-               echo $this->html->link('>>', "$class/$id_next/");
-               echo ('<br />');
-               echo $this->html->link('edit', "$class/$id/edit/");
+               $html='';
+               $html.= $this->html->link('<<', "$class/$id_prev/");
+               $html.= '-';
+               $html.= $this->html->link('>>', "$class/$id_next/");
+               $html.= '<br />';
+               $html.= $this->html->link('edit', "$class/$id/edit/");
+               return $html;
        }
 
-       function show_listing_navigation($class, $id, $limit, $offset) {
+       function render_listing_navigation($class, $id, $limit, $offset) {
                $offset_next = $offset + $limit;
                $offset_prev = $offset - $limit > 0 ? $offset - $limit : 0;
                $get = $_SERVER['QUERY_STRING'] != '' ? '?'.$_SERVER['QUERY_STRING'] : '';
-               echo $this->html->link('<<', "$class/$id/$limit/$offset_prev/$get");
-               echo '-';
-               echo $this->html->link('>>', "$class/$id/$limit/$offset_next/$get");
-               echo ('<br />');
-               echo $this->html->link('new', "$class/new/$get");
+               $html='';
+               $html.= $this->html->link('<<', "$class/$id/$limit/$offset_prev/$get");
+               $html.= '-';
+               $html.= $this->html->link('>>', "$class/$id/$limit/$offset_next/$get");
+               $html.= '<br />';
+               $html.= $this->html->link('new', "$class/new/$get");
+               return $html;
        }
 
-       function show_listing_extensions($class, $id, $limit, $offset, $edit=false) {
+       function render_listing_extensions($class, $id, $limit, $offset, $edit=false) {
+               $html='';
                if(is_numeric($id)) {
-                       $this->show_single_record_details($class, $id);
+                       $html.=$this->render_single_record_details($class, $id);
                } else {
-                       $this->show_listing_navigation($class, '*', $limit, $offset);
+                       $html.=$this->render_listing_navigation($class, '*', $limit, $offset);
                }
                if($edit)       {
-                       echo('<br />TODO UPDATE FORM!<br />');
-                       $this->show_form_edit($class, $id);
+                       $html.='<br />TODO UPDATE FORM!<br />';
+                       $html.= $this->render_form_edit($class, $id);
                        $action = $_SERVER['SCRIPT_NAME']."/$class/$id/delete";
-           echo("<form action='$action' method='POST'>");
-                       echo $this->html->input(false, 'DELETE', 'submit');
-                       echo 'sure?'.$this->html->input('sure', false, 'checkbox');
-                       echo('</form>');
+           $html.= "<form action='$action' method='POST'>";
+                       $html.= $this->html->input(false, 'DELETE', 'submit');
+                       $html.= 'sure?'.$this->html->input('sure', false, 'checkbox');
+                       $html.= '</form>';
                        $action = $_SERVER['SCRIPT_NAME']."/$class/$id/image";
-           echo("<form action='$action' method='POST' enctype='multipart/form-data'>");
-                       echo $this->html->input('image', false, 'file', false, 'size="30"');
-                       echo $this->html->input(false, 'IMAGE', 'submit');
-                       echo('</form>');
+           $html.= "<form action='$action' method='POST' enctype='multipart/form-data'>";
+                       $html.= $this->html->input('image', false, 'file', false, 'size="30"');
+                       $html.= $this->html->input(false, 'IMAGE', 'submit');
+                       $html.='</form>';
                }
+               return $html;
        }
 
        function check_auth() {
                new HTTP_Auth('SkladovejSystem', true, array($this->db->lms,'check_auth'));
        }
 
-       function post_redirect_get($last, $next) { //TODO prepracovat, tohle je uplna picovina...
+       function post_redirect_get($last, $next) {
                //header('Location: '.$_SERVER['REQUEST_URI']); //TODO redirect (need templating system or ob_start() first!!!)
-               echo 'Hotovo. Poslední vložený záznam naleznete '.$this->html->link('zde', $last).'.<br />'.
-               'Další záznam přidáte '.$this->html->link('zde', $next).'.';
-               die();
+               header('Location: '.$this->html->internal_url($dest));
+               die("Redirect: $dest");
+       }
+
+       function safe_include($dir,$name,$vars=array(),$ext='.inc.php') {
+               if(preg_match('/[^a-zA-Z0-9-]/',$name)) die(trigger_error('SAFE INCLUDE: Securityfuck.'));
+               $filename="$dir/$name$ext";
+               if(!is_file($filename)) die(trigger_error('SAFE INCLUDE: Fuckfound.'));
+               foreach($vars as $var => $val) $$var=$val;
+               ob_start();
+               include($filename);
+               $out=ob_get_contents();
+               ob_end_clean();
+               return $out;
        }
 
        function process_http_request_post($action=false, $class=false, $id=false) {
@@ -412,31 +469,39 @@ class Sklad_UI {
                echo('<pre>'); //DEBUG (maybe todo remove)
 
                //SephirPOST:
-               $values=array();
-               foreach($_POST as $key => $value) {
-                       $name = preg_split('/:/',$key);
-                       if(isset($name[0])) switch($name[0]) {
-                               case 'value':
-                                       foreach($value as $id => $val) $values[$id][$name[1]]=$value[$id];
-                                       break;
-                               default:
-                                       break;
+
+               /* Tenhle foreach() prekopiruje promenne
+                * z:           $_POST['values'][$table][$column][$id];
+                * do:  $values[$table][$id][$column]
+                */
+               if(isset($_POST['values'])) {
+                       $values=array();
+                       foreach($_POST['values'] as $table => $columns) {
+                               foreach($columns as $column => $ids) {
+                                       foreach($ids as $id => $val) $values[$table][$id][$column] = $val;
+                               }
                        }
+                       //die(print_r($values));
                }
 
                if($action) switch($action) {
                        case 'new':
                        case 'edit':
-                               if(!isset($_POST['table'])) die(trigger_error("Jest nutno specifikovat tabulku voe!"));
-                               $table=$_POST['table'];
+                               //if(!isset($_POST['table'])) die(trigger_error("Jest nutno specifikovat tabulku voe!"));
+                               //$table=$_POST['table'];
+                               $table='item';
                                //print_r($values); //debug
-                               $last = $this->db->insert_or_update($table, $values);
-                               $this->post_redirect_get("$table/$last/", "$table/new/");
+                               $last = $this->db->insert_or_update_multitab($values);
+                               $last = "$table/$last/";
+                               $next = "$table/new/";
+                               echo 'Hotovo. Poslední vložený záznam naleznete '.$this->html->link('zde', $last).'.<br />'.
+                                       'Další záznam přidáte '.$this->html->link('zde', $next).'.';
+                               die();
                                break;
                        case 'delete':
                                if(!isset($_POST['sure']) || !$_POST['sure']) die(trigger_error('Sure user expected :-)'));
-                               //$this->db->delete($class, $id);
-                               die('Neco asi bylo smazano. Fnuk :\'-('); //TODO REDIRECT
+                               $this->db->delete($class, $id);
+                               die("Neco (pravdepodobne /$class/$id) bylo asi smazano. Fnuk :'-("); //TODO REDIRECT
                                break;
                        case 'image':
                                $image_classes = array('model'); //TODO, use this more widely across the code
@@ -465,7 +530,7 @@ class Sklad_UI {
                }
 
                $PATH_INFO=@trim($_SERVER[PATH_INFO]);
-               $this->html->header_print($PATH_INFO);
+               echo $this->html->header($PATH_INFO);
 
 
                //Sephirot:
@@ -475,6 +540,10 @@ class Sklad_UI {
                        case 'test':    //test
                                die('Tell me why you cry');
                                break;
+                       case 'assistant': //assistant
+                               $assistant_vars['step'] = isset($PATH_CHUNKS[3]) && is_numeric($PATH_CHUNKS[3]) ? trim($PATH_CHUNKS[3]) : false;
+                               echo $this->safe_include(DIR_ASSISTANTS,$PATH_CHUNKS[2],$assistant_vars);
+                               break;
                        default:        //?
                                $search = (isset($_GET['q']) && trim($_GET['q']) != '') ? trim($_GET['q']) : false;
                                $class  = (isset($PATH_CHUNKS[1]) && $PATH_CHUNKS[1] != '') ? $PATH_CHUNKS[1] : 'item';
@@ -482,7 +551,7 @@ class Sklad_UI {
                                switch($PATH_CHUNKS[2]) {
                                        case 'new':     //?/new
                                                $this->process_http_request_post($PATH_CHUNKS[2], $class);
-                                               $this->show_form_add($class);
+                                               echo $this->render_form_add($class);
                                                break;
                                        default:        //?/?
                                                $id     = (isset($PATH_CHUNKS[2]) && is_numeric($PATH_CHUNKS[2]) ? (int) $PATH_CHUNKS[2] : false);
@@ -497,8 +566,8 @@ class Sklad_UI {
                                                        default:        //?/?/?
                                                                $limit  = (int) (isset($PATH_CHUNKS[3]) ? $PATH_CHUNKS[3] : '0');
                                                                $offset = (int) (isset($PATH_CHUNKS[4]) ? $PATH_CHUNKS[4] : '0');
-                                                               $this->show_items($class, $id, $limit, $offset, $search);
-                                                               $this->show_listing_extensions($class, $id, $limit, $offset, $edit);
+                                                               echo $this->render_items($class, $id, $limit, $offset, $search);
+                                                               echo $this->render_listing_extensions($class, $id, $limit, $offset, $edit);
                                                                //print_r(array("<pre>",$_SERVER));
                                                                break;
                                                }
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