$message
EOF;
}
function internal_url($link) {
return $_SERVER['SCRIPT_NAME'].'/'.$link;
}
function table_add_images(&$table) {
$image = array('model_id');
foreach($table as $id => $row) {
foreach($image as $column) if(isset($table[$id][$column])) {
$type = @array_shift(preg_split('/_/', $column));
$src=URL_IMAGES."/$type/".$table[$id][$column].'.jpg';
$table[$id][$type.'_image']=$this->img($src, $table[$id][$column]);
}
}
}
function table_collapse(&$table) {
$collapse = array(
'item_id' => 'item_id',
'model_id' => 'model_name',
'category_id' => 'category_name',
'producer_id' => 'producer_name',
'vendor_id' => 'vendor_name',
'room_id' => 'room_name',
'status_id' => 'status_name',
);
foreach($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[$link].'/');
}
}
}
function table_sort(&$table) {
$precedence = array('item_id', 'model_image', 'model_name','model_descript','category_name','status_name','room_name');
$table_sorted = array();
foreach($table as $id => $row) {
$table_sorted[$id] = array();
foreach($precedence as $column) if(isset($table[$id][$column])) {
$table_sorted[$id][$column]=$table[$id][$column];
unset($table[$id][$column]);
}
$table_sorted[$id]=array_merge($table_sorted[$id],$table[$id]);
}
$table = $table_sorted;
}
function render_item_table($table) {
$this->table_add_images($table);
$this->table_collapse($table);
$this->table_sort($table);
return $this->table($table);
}
function render_insert_form($class, $columns, $selectbox=array(), $current=false, $hidecols=false, $action=false, $multi_insert=true) {
//echo(''); print_r($selectbox);
//echo(''); print_r($current);
$update = false;
if(is_array($current)) {
$update = true;
$current = array_shift($current);
}
if(!is_array($hidecols)) $hidecols = array('item_author', 'item_valid_from', 'item_valid_till'); //TODO Autodetect
$action = $action ? " action='$action'" : false;
$html="";
if($multi_insert) $html.='';
//$html.=$this->input('table', $class, 'hidden');
foreach($columns as $column) {
$html.=$class.':
'.$column['Field'].': ';
$name="values[$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 = '';
$html.=$this->input($name, $val, 'hidden');
$html.=$val.'(AUTO)';
break;
case isset($selectbox[$column['Field']]):
$html.=$this->select($name,$selectbox[$column['Field']],$val);
break;
default:
$html.=$this->input($name, $val);
break;
}
$html.='
';
}
if($multi_insert) {
//TODO, move to separate JS file
$html.=<<
+
EOF;
}
$btn = is_array($current) ? 'UPDATE' : 'INSERT'; //TODO: $current may be set even when inserting...
$html.=$this->input(false, $btn, 'submit');
$html.='';
return $html;
}
}
/**
* Trida poskytuje rozhrani k databazi skladu
*
* @package Sklad_DB
* @author Tomas Mudrunka
*/
class Sklad_DB extends PDO {
function __construct() {
$this->lms = new Sklad_LMS();
parent::__construct(
DB_DSN, DB_USER, DB_PASS,
array(PDO::MYSQL_ATTR_INIT_COMMAND => "SET NAMES utf8") //Force UTF8 for MySQL
);
}
function escape($str) {
return preg_replace('(^.|.$)', '', $this->quote($str)); //TODO HACK
}
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'),
'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')
); //TODO Autodetect
//Escaping
$class = $this->escape($class);
//SELECT
$sql="SELECT * FROM $class\n";
//JOIN
if(isset($join[$class])) foreach($join[$class] as $j) $sql .= "LEFT JOIN $j USING($j$suffix_id)\n";
//WHERE/REGEXP
if($search) {
$search = $this->quote($search);
if(!isset($search_fields[$class])) $this->post_redirect_get($class, "Ve tride $class zatim vyhledavat nemozno :-(");
$sql_search = '';
foreach($search_fields[$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 (', $where).")\n";
//ORDER
if(!$order) $order = $class.$suffix_id;
if($this->contains_history($class)) $order .= ",${class}_valid_from DESC";
$sql .= "ORDER BY $order\n";
//LIMIT/OFFSET
if($limit) {
$limit = $this->escape((int)$limit);
$offset = $this->escape((int)$offset);
$sql .= "LIMIT $offset,$limit\n";
}
return $sql;
}
function safe_query($sql, $fatal=true) {
$result = $this->query($sql);
if(!$result) {
$error = $this->errorInfo();
trigger_error("QUERY FAILED ($error[0],$error[1]): $error[2]
QUERY:\n$sql
");
if($fatal) die();
}
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);
$result = $this->safe_query($sql)->fetchAll(PDO::FETCH_ASSOC);
if(!$result || !is_array($indexed)) return $result;
foreach($result as $key => $row) $indexed[$row[$class.$suffix_id]]=$row;
return $indexed;
}
function get_columns($class) {
$class = $this->escape($class);
$sql = "SHOW COLUMNS FROM $class;";
return $this->safe_query($sql)->fetchAll(PDO::FETCH_ASSOC);
}
function columns_get_selectbox($columns, $class=false, $suffix_id='_id', $suffix_name='_name') {
$selectbox=array();
foreach($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)!
if($class && $column['Field'] == $class.$suffix_id) continue;
if(!preg_match('/'.$suffix_id.'$/', $column['Field'])) continue;
$table=preg_replace('/'.$suffix_id.'$/','',$column['Field']);
$history = $this->contains_history($table) ? " WHERE ${table}_valid_till=0" : '';
$sql = "SELECT $table$suffix_id, $table$suffix_name FROM $table$history;"; //TODO use build_query_select()!!!
$result = $this->safe_query($sql, false);
if(!$result) continue;
$result = $result->fetchAll(PDO::FETCH_ASSOC);
foreach($result as $row) $selectbox[$table.$suffix_id][$row[$table.$suffix_id]]=$row[$table.$suffix_name];
}
//echo(''); print_r($selectbox);
return array_filter($selectbox, 'ksort');
}
function map_unique($key, $value, $select, $table) { //TODO: Guess $select and $table if not passed
$history = $this->contains_history($table) ? " AND ${table}_valid_till=0" : '';
$value=$this->quote($value);
$sql = "SELECT $select FROM $table WHERE $key=$value$history LIMIT 1;"; //TODO use build_query_select()!!!
$result = $this->safe_query($sql)->fetchAll(PDO::FETCH_ASSOC);
if(isset($result[0][$select])) return $result[0][$select]; else die(trigger_error('Položka nenalezena!')); //TODO post_redirect_get...
}
function contains_history($table) {
$history_tables = array('item'); //TODO Autodetect
return in_array($table, $history_tables);
}
function build_query_insert($table, $values, $replace=true, $suffix_id='_id') {
//Init
$history = $this->contains_history($table);
//Escaping
$table = $this->escape($table);
//Get list of POSTed columns
$columns_array = array_map(array($this,'escape'), array_keys($values[0]));
$columns = implode(',',$columns_array);
//Build query
$sql = '';
//echo(''); die(print_r($values));
if($history) {
$history_update=false; foreach($values as $row) if(is_numeric($row[$table.'_id'])) $history_update=true;
if($history_update) {
$sql .= "UPDATE $table";
$sql .= " SET ${table}_valid_till=NOW()";
$sql .= " WHERE ${table}_valid_till=0 AND (";
$or = '';
foreach($values as $row) {
$sql .= $or.' '.$table.'_id='.$row[$table.'_id'];
$or = ' OR';
}
$sql .= " );\n\n";
$replace = false;
}
}
//Insert into table (columns)
$sql .= "INSERT INTO $table ($columns) VALUES ";
//Values (a,b,c),(d,e,f)
$comma='';
foreach($values as $row) {
$row_quoted = array_map(array($this,'quote'), $row); //Check
if($history) {
foreach($row as $column => $value) {
switch($column) {
case $table.'_valid_from':
$row_quoted[$column] = 'NOW()';
break;
case $table.'_valid_till':
$row_quoted[$column] = '0';
break;
case $table.'_author':
$row_quoted[$column] = $this->lms->get_authorized_user_id();
//die($this->lms->get_authorized_user_id().'=USER');
break;
}
}
}
$sql .= $comma.'('.implode(',',$row_quoted).')';
$comma = ',';
}
//On duplicate key
if($replace) {
foreach($columns_array as $col) {
if($col == $table.'_id' || $col == $table.'_valid_till') continue;
$on_duplicate[] = "$col=VALUES($col)";
}
$sql .= "\nON DUPLICATE KEY UPDATE ".implode(',', $on_duplicate);
}
//Terminate
$sql .= ';';
return $sql;
}
function insert_or_update($table, $values, $replace=true) {
$sql = $this->build_query_insert($table, $values, $replace);
$this->safe_query($sql);
return $this->lastInsertId();
}
function insert_or_update_multitab($values, $replace=true) {
$last=false;
foreach($values as $table => $rows) $last = $this->insert_or_update($table, $rows, $replace);
return $last;
}
function delete($table, $id, $suffix_id='_id') {
if($this->contains_history($table)) return false;
$key = $this->escape($table.$suffix_id);
$table = $this->escape($table);
$id = $this->quote($id);
return $this->safe_query("DELETE FROM $table WHERE $key = $id LIMIT 1;");
}
}
/**
* Trida poskytuje high-level rozhrani k databazi skladu
*
* @package Sklad_DB_Abstract
* @author Tomas Mudrunka
*/
class Sklad_DB_Abstract extends Sklad_DB {
//TODO Code
}
/**
* 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();
$this->html = new Sklad_HTML();
}
function render_items($class, $id=false, $limit=false, $offset=0, $where=false, $search=false, $history=false) {
return $this->html->render_item_table($this->db->get_listing($class, $id, $limit, $offset, $where, $search, $history, false));
}
function render_form_add($class) {
$columns = $this->db->get_columns($class);
$selectbox = $this->db->columns_get_selectbox($columns, $class);
return $this->html->render_insert_form($class, $columns, $selectbox);
}
function render_form_edit($class, $id) {
$columns = $this->db->get_columns($class);
$selectbox = $this->db->columns_get_selectbox($columns, $class);
$current = $this->db->get_listing($class, $id, 1);
return $this->html->render_insert_form($class, $columns, $selectbox, $current);
}
function render_single_record_details($class, $id) {
$id_next = $id + 1;
$id_prev = $id - 1 > 0 ? $id - 1 : 0;
$get = $_SERVER['QUERY_STRING'] != '' ? '?'.$_SERVER['QUERY_STRING'] : '';
$html='';
$html.= $this->html->link('<<', "$class/$id_prev/");
$html.= '-';
$html.= $this->html->link('>>', "$class/$id_next/");
$html.= '
';
$html.= $this->html->link('edit', "$class/$id/edit/");
if($this->db->contains_history($class)) $html.= ' ][ '.$this->html->link('history', "$class/$id/history/");
return $html;
}
function render_listing_navigation($class, $id, $limit, $offset) {
$offset_next = $offset + $limit;
$offset_prev = $offset - $limit > 0 ? $offset - $limit : 0;
$get = $_SERVER['QUERY_STRING'] != '' ? '?'.$_SERVER['QUERY_STRING'] : '';
$html='';
$html.= $this->html->link('<<', "$class/$id/$limit/$offset_prev/$get");
$html.= '-';
$html.= $this->html->link('>>', "$class/$id/$limit/$offset_next/$get");
$html.= '
';
$html.= $this->html->link('new', "$class/new/$get");
return $html;
}
function render_listing_extensions($class, $id, $limit, $offset, $edit=false) {
$html='';
if(is_numeric($id)) {
$html.=$this->render_single_record_details($class, $id);
} else {
$html.=$this->render_listing_navigation($class, '*', $limit, $offset);
}
if($edit) {
$html.= $this->render_form_edit($class, $id);
$action = $_SERVER['SCRIPT_NAME']."/$class/$id/delete";
$html.= "';
$action = $_SERVER['SCRIPT_NAME']."/$class/$id/image";
$html.= "';
}
return $html;
}
function check_auth() {
new HTTP_Auth('SkladovejSystem', true, array($this->db->lms,'check_auth'));
}
function post_redirect_get($location, $message='', $error=false) {
$url_args = $message != '' ? '?message='.urlencode($message) : '';
$location = $this->html->internal_url($location).$url_args;
header('Location: '.$location);
if($error) trigger_error($message);
$location=htmlspecialchars($location);
die(
"".
"Location: $location"
);
}
function safe_include($dir,$name,$vars=array(),$ext='.inc.php') {
if(preg_match('/[^a-zA-Z0-9-]/',$name)) $this->post_redirect_get('', 'SAFE INCLUDE: Securityfuck.', true);
$filename="$dir/$name$ext";
if(!is_file($filename)) $this->post_redirect_get('', 'SAFE INCLUDE: Fuckfound.', true);
foreach($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, $force_redirect=false) {
if($_SERVER['REQUEST_METHOD'] != 'POST') return;
//echo(''); //DEBUG (maybe todo remove), HEADERS ALREADY SENT!!!!
//SephirPOST:
/* 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':
$replace = false;
case 'edit':
if(!isset($replace)) $replace = true;
$table = $class ? $class : 'item';
//print_r($values); //debug
$last = $this->db->insert_or_update_multitab($values, $replace);
$last = $force_redirect ? $force_redirect."?last=$last" : "$table/$last/";
$next = "$table/new/";
$message = $force_redirect ? '' : 'Hotovo. Další záznam přidáte '.$this->html->link('zde', $next).'.';
$this->post_redirect_get($last, $message);
break;
case 'delete':
if(!isset($_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 :'-(");
break;
case 'image':
$image_classes = array('model'); //TODO, use this more widely across the code
if(!in_array($class, $image_classes)) $this->post_redirect_get("$class/$id/edit", "Nekdo nechce k DB Tride '$class' prirazovat obrazky!");
$image_destination = DIR_IMAGES."/$class/$id.jpg";
if($_FILES['image']['name'] == '') $this->post_redirect_get("$class/$id/edit", 'Kazde neco se musi nejak jmenovat!', true);
if(move_uploaded_file($_FILES['image']['tmp_name'], $image_destination)) {
chmod ($image_destination, 0664);
$this->post_redirect_get("$class/$id", 'Obrazek se naladoval :)');
} else $this->post_redirect_get("$class/$id/edit", 'Soubor se nenahral :(', true);
break;
default:
trigger_error('Nothin\' to do here my cutie :-*');
break;
}
die('POSTed pyčo!');
}
function process_http_request() {
$this->check_auth();
@ini_set('magic_quotes_gpc' , 'off');
if(get_magic_quotes_gpc()) {
die(trigger_error("Error: magic_quotes_gpc needs to be disabled! F00K!"));
}
$PATH_INFO=@trim($_SERVER[PATH_INFO]);
if($_SERVER['REQUEST_METHOD'] != 'POST') echo $this->html->header($PATH_INFO); //TODO tahle podminka naznacuje ze je v navrhu nejaka drobna nedomyslenost...
//Sephirot:
$PATH_CHUNKS = preg_split('/\//', $PATH_INFO);
if(!isset($PATH_CHUNKS[1])) $PATH_CHUNKS[1]='';
switch($PATH_CHUNKS[1]) {
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] != '') ? $PATH_CHUNKS[1] : 'item';
if(!isset($PATH_CHUNKS[2])) $PATH_CHUNKS[2]='';
switch($PATH_CHUNKS[2]) {
case 'new': //?/new
$this->process_http_request_post($PATH_CHUNKS[2], $class);
echo $this->render_form_add($class);
break;
default: //?/?
$id = (isset($PATH_CHUNKS[2]) && is_numeric($PATH_CHUNKS[2]) ? (int) $PATH_CHUNKS[2] : false);
if(!isset($PATH_CHUNKS[3])) $PATH_CHUNKS[3]='';
$edit=false;
switch($PATH_CHUNKS[3]) {
case 'edit': //?/?/edit
case 'image': //?/?/image
case 'delete': //?/?/delete
$this->process_http_request_post($PATH_CHUNKS[3], $class, $id);
$edit=true;
default: //?/?/?
$history = $PATH_CHUNKS[3] == 'history' ? true : false;
$limit = (int) (isset($PATH_CHUNKS[3]) ? $PATH_CHUNKS[3] : '0');
$offset = (int) (isset($PATH_CHUNKS[4]) ? $PATH_CHUNKS[4] : '0');
$where = false; //TODO get from URL
echo $this->render_items($class, $id, $limit, $offset, $where, $search, $history);
echo $this->render_listing_extensions($class, $id, $limit, $offset, $edit);
//print_r(array("",$_SERVER));
break;
}
break;
}
break;
}
}
}
$sklad = new Sklad_UI();
$sklad->process_http_request();
echo("
");