/**
* Perform database initialization.
*
* @param boolean $create_database
* @return boolean
*/
function database_initialize($create_database)
{
global $db, $db_config, $data_path;
$result = false;
$database_exists = false;
$sql_file = 'units/database/init.sql';
$xml_file = $data_path . 'system_init.xml';
if (!file_exists($sql_file) || !file_exists($xml_file)) {
trigger_error('Can not initialize database, missing configuration!', E_USER_ERROR);
return $result;
}
// make a log entry
trigger_error('Initializing database: ' . $db_config['name'], E_USER_NOTICE);
// get initialization SQL
$sql = file_get_contents($sql_file);
// create database if needed
if ($create_database) {
try {
$db->create($db_config['name']);
$db->select($db_config['name']);
$database_exists = true;
} catch (Exception $error) {
$database_exists = false;
}
} else {
$database_exists = true;
}
// create database
if ($database_exists && $db->multi_query($sql)) {
$module_manager = ModuleManager::getInstance();
$module_handler = ModuleHandler::getInstance();
$admin_manager = UserManager::getInstance();
// populate tables
$raw_data = file_get_contents($xml_file);
$data = new XMLParser($raw_data, $xml_file);
$data->parse();
// go over XML file and insert data
foreach ($data->document->tagChildren as $item) {
switch ($item->tagName) {
case 'module':
// insert data
$module_manager->insertData(array('name' => $item->tagAttrs['name'], 'order' => $item->tagAttrs['order'], 'preload' => $item->tagAttrs['preload'] == 'yes' ? 1 : 0, 'active' => 1));
// initialize module
$module = $module_handler->_loadModule($item->tagAttrs['name']);
if (!is_null($module)) {
$module->onInit();
}
break;
case 'user':
$salt = hash('sha256', UserManager::SALT . strval(time()));
$password = hash_hmac('sha256', $item->tagAttrs['password'], $salt);
$admin_manager->insertData(array('username' => $item->tagAttrs['username'], 'password' => $password, 'fullname' => $item->tagAttrs['fullname'], 'level' => $item->tagAttrs['level'], 'verified' => 1, 'salt' => $salt));
break;
}
}
// set result
$result = true;
}
return $result;
}
/**
* Initialise and activate module
*/
private function initialiseModule_Commit()
{
$module_name = fix_chars($_REQUEST['module_name']);
if (!in_array($module_name, $this->protected_modules)) {
// module is not protected
$manager = ModuleManager::getInstance();
$max_order = $manager->getItemValue("MAX(`order`)", array('preload' => 0));
if (is_null($max_order)) {
$max_order = -1;
}
$manager->insertData(array('order' => $max_order + 1, 'name' => $module_name, 'preload' => 0, 'active' => 1));
$handler = ModuleHandler::getInstance();
$module = $handler->_loadModule($module_name);
if (!is_null($module)) {
$module->onInit();
$message = $this->getLanguageConstant('message_module_initialised');
}
} else {
$message = $this->getLanguageConstant('message_module_protected');
}
$template = new TemplateHandler('message.xml', $this->path . 'templates/');
$template->setMappedModule($this->name);
$params = array('message' => $message, 'action' => window_Close($this->name . '_module_dialog') . ";" . window_ReloadContent('system_modules'));
$template->restoreXML();
$template->setLocalParams($params);
$template->parse();
}
}
}
}
$language = $_SESSION['language'];
$language_rtl = $language_handler->isRTL();
// turn off URL rewrite for backend
if ($section == 'backend' || $section == 'backend_module') {
$url_rewrite = false;
}
// start database engine
if ($db_use && !database_connect()) {
die('There was an error while trying to connect database.');
}
// transfer display control
$cache = CacheHandler::getInstance();
$module_handler = ModuleHandler::getInstance();
if ($cache->isCached()) {
// only include specified modules
$module_handler->loadModules(true);
// show cached page
$cache->printCache();
} else {
// get main section handler so we can transfer control
$section_handler = MainSectionHandler::getInstance();
// load all the modules
$module_handler->loadModules();
// show page and cache it along the way
$cache->startCapture();
$section_handler->transferControl($section, $action, $language);
$cache->endCapture();
}
