Index: branches/5.2.x/core/kernel/application.php =================================================================== --- branches/5.2.x/core/kernel/application.php (revision 16269) +++ branches/5.2.x/core/kernel/application.php (revision 16270) @@ -1,3081 +1,3080 @@ * The class encapsulates the main run-cycle of the script, provide access to all other objects in the framework.
*
* The class is a singleton, which means that there could be only one instance of kApplication in the script.
* This could be guaranteed by NOT calling the class constructor directly, but rather calling kApplication::Instance() method, * which returns an instance of the application. The method guarantees that it will return exactly the same instance for any call.
* See singleton pattern by GOF. */ class kApplication implements kiCacheable { /** * Location of module helper class (used in installator too) */ const MODULE_HELPER_PATH = '/../units/helpers/modules_helper.php'; /** * Is true, when Init method was called already, prevents double initialization * * @var bool */ public $InitDone = false; /** * Holds internal NParser object * * @var NParser * @access public */ public $Parser; /** * Holds parser output buffer * * @var string * @access protected */ protected $HTML = ''; /** * The main Factory used to create * almost any class of kernel and * modules * * @var kFactory * @access protected */ protected $Factory; /** * Template names, that will be used instead of regular templates * * @var Array * @access public */ public $ReplacementTemplates = Array (); /** * Mod-Rewrite listeners used during url building and parsing * * @var Array * @access public */ public $RewriteListeners = Array (); /** * Reference to debugger * * @var Debugger * @access public */ public $Debugger = null; /** * Holds all phrases used * in code and template * * @var PhrasesCache * @access public */ public $Phrases; /** * Modules table content, key - module name * * @var Array * @access public */ public $ModuleInfo = Array (); /** * Holds DBConnection * * @var kDBConnection * @access public */ public $Conn = null; /** * Reference to event log * * @var Array|kLogger * @access public */ protected $_logger = Array (); // performance needs: /** * Holds a reference to httpquery * * @var kHttpQuery * @access public */ public $HttpQuery = null; /** * Holds a reference to UnitConfigReader * * @var kUnitConfigReader * @access public */ public $UnitConfigReader = null; /** * Holds a reference to Session * * @var Session * @access public */ public $Session = null; /** * Holds a ref to kEventManager * * @var kEventManager * @access public */ public $EventManager = null; /** * Holds a ref to kUrlManager * * @var kUrlManager * @access public */ public $UrlManager = null; /** * Ref for TemplatesCache * * @var TemplatesCache * @access public */ public $TemplatesCache = null; /** * Holds current NParser tag while parsing, can be used in error messages to display template file and line * * @var _BlockTag * @access public */ public $CurrentNTag = null; /** * Object of unit caching class * * @var kCacheManager * @access public */ public $cacheManager = null; /** * Tells, that administrator has authenticated in administrative console * Should be used to manipulate data change OR data restrictions! * * @var bool * @access public */ public $isAdminUser = false; /** * Tells, that admin version of "index.php" was used, nothing more! * Should be used to manipulate data display! * * @var bool * @access public */ public $isAdmin = false; /** * Instance of site domain object * * @var kDBItem * @access public * @todo move away into separate module */ public $siteDomain = null; /** * Prevent kApplication class to be created directly, only via Instance method * * @access private */ private function __construct() { } final private function __clone() {} /** * Returns kApplication instance anywhere in the script. * * This method should be used to get single kApplication object instance anywhere in the * Kernel-based application. The method is guaranteed to return the SAME instance of kApplication. * Anywhere in the script you could write: * * $application =& kApplication::Instance(); * * or in an object: * * $this->Application =& kApplication::Instance(); * * to get the instance of kApplication. Note that we call the Instance method as STATIC - directly from the class. * To use descendant of standard kApplication class in your project you would need to define APPLICATION_CLASS constant * BEFORE calling kApplication::Instance() for the first time. If APPLICATION_CLASS is not defined the method would * create and return default KernelApplication instance. * * Pattern: Singleton * * @static * @return kApplication * @access public */ public static function &Instance() { static $instance = false; if ( !$instance ) { $class = defined('APPLICATION_CLASS') ? APPLICATION_CLASS : 'kApplication'; $instance = new $class(); } return $instance; } /** * Initializes the Application * * @param string $factory_class * @return bool Was Init actually made now or before * @access public * @see kHTTPQuery * @see Session * @see TemplatesCache */ public function Init($factory_class = 'kFactory') { if ( $this->InitDone ) { return false; } if ( preg_match('/utf-8/i', CHARSET) ) { setlocale(LC_ALL, 'en_US.UTF-8'); mb_internal_encoding('UTF-8'); } $this->isAdmin = kUtil::constOn('ADMIN'); if ( !kUtil::constOn('SKIP_OUT_COMPRESSION') ) { ob_start(); // collect any output from method (other then tags) into buffer } if ( defined('DEBUG_MODE') && $this->isDebugMode() && kUtil::constOn('DBG_PROFILE_MEMORY') ) { $this->Debugger->appendMemoryUsage('Application before Init:'); } $this->_logger = new kLogger($this->_logger); $this->Factory = new $factory_class(); $this->registerDefaultClasses(); $vars = kUtil::parseConfig(true); $db_class = isset($vars['Databases']) ? 'kDBLoadBalancer' : ($this->isDebugMode() ? 'kDBConnectionDebug' : 'kDBConnection'); $this->Conn = $this->Factory->makeClass($db_class, Array (SQL_TYPE, Array ($this->_logger, 'handleSQLError'))); $this->Conn->setup($vars); $this->cacheManager = $this->makeClass('kCacheManager'); $this->cacheManager->InitCache(); if ( defined('DEBUG_MODE') && $this->isDebugMode() ) { $this->Debugger->appendTimestamp('Before UnitConfigReader'); } // init config reader and all managers $this->UnitConfigReader = $this->makeClass('kUnitConfigReader'); $this->UnitConfigReader->scanModules(MODULES_PATH); // will also set RewriteListeners when existing cache is read $this->registerModuleConstants(); if ( defined('DEBUG_MODE') && $this->isDebugMode() ) { $this->Debugger->appendTimestamp('After UnitConfigReader'); } define('MOD_REWRITE', $this->ConfigValue('UseModRewrite') && !$this->isAdmin ? 1 : 0); // start processing request $this->HttpQuery = $this->recallObject('HTTPQuery'); $this->HttpQuery->process(); if ( defined('DEBUG_MODE') && $this->isDebugMode() ) { $this->Debugger->appendTimestamp('Processed HTTPQuery initial'); } $this->Session = $this->recallObject('Session'); if ( defined('DEBUG_MODE') && $this->isDebugMode() ) { $this->Debugger->appendTimestamp('Processed Session'); } $this->Session->ValidateExpired(); // needs mod_rewrite url already parsed to keep user at proper template after session expiration if ( defined('DEBUG_MODE') && $this->isDebugMode() ) { $this->Debugger->appendTimestamp('Processed HTTPQuery AfterInit'); } $this->cacheManager->LoadApplicationCache(); $site_timezone = $this->ConfigValue('Config_Site_Time'); if ( $site_timezone ) { date_default_timezone_set($site_timezone); } if ( defined('DEBUG_MODE') && $this->isDebugMode() ) { $this->Debugger->appendTimestamp('Loaded cache and phrases'); } $this->ValidateLogin(); // must be called before AfterConfigRead, because current user should be available there $this->UnitConfigReader->AfterConfigRead(); // will set RewriteListeners when missing cache is built first time if ( defined('DEBUG_MODE') && $this->isDebugMode() ) { $this->Debugger->appendTimestamp('Processed AfterConfigRead'); } if ( $this->GetVar('m_cat_id') === false ) { $this->SetVar('m_cat_id', 0); } if ( !$this->RecallVar('curr_iso') && !(defined('IS_INSTALL') && IS_INSTALL) ) { $this->StoreVar('curr_iso', $this->GetPrimaryCurrency(), true); // true for optional } $visit_id = $this->RecallVar('visit_id'); if ( $visit_id !== false ) { $this->SetVar('visits_id', $visit_id); } if ( defined('DEBUG_MODE') && $this->isDebugMode() ) { $this->Debugger->profileFinish('kernel4_startup'); } $this->InitDone = true; if ( PHP_SAPI !== 'cli' && !$this->isAdmin ) { $this->HandleEvent(new kEvent('adm:OnStartup')); } return true; } /** * Performs initialization of manager classes, that can be overridden from unit configs * * @return void * @access public * @throws Exception */ public function InitManagers() { if ( $this->InitDone ) { throw new Exception('Duplicate call of ' . __METHOD__, E_USER_ERROR); return; } $this->UrlManager = $this->makeClass('kUrlManager'); $this->EventManager = $this->makeClass('EventManager'); $this->Phrases = $this->makeClass('kPhraseCache'); $this->RegisterDefaultBuildEvents(); } /** * Returns module information. Searches module by requested field * * @param string $field * @param mixed $value * @param string $return_field field value to returns, if not specified, then return all fields * @return Array */ public function findModule($field, $value, $return_field = null) { $found = $module_info = false; foreach ($this->ModuleInfo as $module_info) { if ( strtolower($module_info[$field]) == strtolower($value) ) { $found = true; break; } } if ( $found ) { return isset($return_field) ? $module_info[$return_field] : $module_info; } return false; } /** * Refreshes information about loaded modules * * @return void * @access public */ public function refreshModuleInfo() { if ( defined('IS_INSTALL') && IS_INSTALL && !$this->TableFound('Modules', true) ) { $this->registerModuleConstants(); return; } // use makeClass over recallObject, since used before kApplication initialization during installation $modules_helper = $this->makeClass('ModulesHelper'); /* @var $modules_helper kModulesHelper */ $this->Conn->nextQueryCachable = true; $sql = 'SELECT * FROM ' . TABLE_PREFIX . 'Modules WHERE ' . $modules_helper->getWhereClause() . ' ORDER BY LoadOrder'; $this->ModuleInfo = $this->Conn->Query($sql, 'Name'); $this->registerModuleConstants(); } /** * Checks if passed language id if valid and sets it to primary otherwise * * @return void * @access public */ public function VerifyLanguageId() { /** @var LanguagesItem $lang */ $lang = $this->recallObject('lang.current'); if ( !$lang->isLoaded() || (!$this->isAdmin && !$lang->GetDBField('Enabled')) ) { if ( !defined('IS_INSTALL') ) { $this->ApplicationDie('Unknown or disabled language'); } } } /** * Checks if passed theme id if valid and sets it to primary otherwise * * @return void * @access public */ public function VerifyThemeId() { if ( $this->isAdmin ) { kUtil::safeDefine('THEMES_PATH', '/core/admin_templates'); return; } $path = $this->GetFrontThemePath(); if ( $path === false ) { $this->ApplicationDie('No Primary Theme Selected or Current Theme is Unknown or Disabled'); } kUtil::safeDefine('THEMES_PATH', $path); } /** * Returns relative path to current front-end theme * * @param bool $force * @return string * @access public */ public function GetFrontThemePath($force = false) { static $path = null; if ( !$force && isset($path) ) { return $path; } /** @var ThemeItem $theme */ $theme = $this->recallObject('theme.current'); if ( !$theme->isLoaded() || !$theme->GetDBField('Enabled') ) { return false; } // assign & then return, since it's static variable $path = '/themes/' . $theme->GetDBField('Name'); return $path; } /** * Returns primary front/admin language id * * @param bool $init * @return int * @access public */ public function GetDefaultLanguageId($init = false) { $cache_key = 'primary_language_info[%LangSerial%]'; $language_info = $this->getCache($cache_key); if ( $language_info === false ) { // cache primary language info first $table = $this->getUnitOption('lang', 'TableName'); $id_field = $this->getUnitOption('lang', 'IDField'); $this->Conn->nextQueryCachable = true; $sql = 'SELECT ' . $id_field . ', IF(AdminInterfaceLang, "Admin", "Front") AS LanguageKey FROM ' . $table . ' WHERE (AdminInterfaceLang = 1 OR PrimaryLang = 1) AND (Enabled = 1)'; $language_info = $this->Conn->GetCol($sql, 'LanguageKey'); if ( $language_info !== false ) { $this->setCache($cache_key, $language_info); } } $language_key = ($this->isAdmin && $init) || count($language_info) == 1 ? 'Admin' : 'Front'; if ( array_key_exists($language_key, $language_info) && $language_info[$language_key] > 0 ) { // get from cache return $language_info[$language_key]; } $language_id = $language_info && array_key_exists($language_key, $language_info) ? $language_info[$language_key] : false; if ( !$language_id && defined('IS_INSTALL') && IS_INSTALL ) { $language_id = 1; } return $language_id; } /** * Returns front-end primary theme id (even, when called from admin console) * * @param bool $force_front * @return int * @access public */ public function GetDefaultThemeId($force_front = false) { static $theme_id = 0; if ( $theme_id > 0 ) { return $theme_id; } if ( kUtil::constOn('DBG_FORCE_THEME') ) { $theme_id = DBG_FORCE_THEME; } elseif ( !$force_front && $this->isAdmin ) { $theme_id = 999; } else { $cache_key = 'primary_theme[%ThemeSerial%]'; $theme_id = $this->getCache($cache_key); if ( $theme_id === false ) { $this->Conn->nextQueryCachable = true; $sql = 'SELECT ' . $this->getUnitOption('theme', 'IDField') . ' FROM ' . $this->getUnitOption('theme', 'TableName') . ' WHERE (PrimaryTheme = 1) AND (Enabled = 1)'; $theme_id = $this->Conn->GetOne($sql); if ( $theme_id !== false ) { $this->setCache($cache_key, $theme_id); } } } return $theme_id; } /** * Returns site primary currency ISO code * * @return string * @access public * @todo Move into In-Commerce */ public function GetPrimaryCurrency() { $cache_key = 'primary_currency[%CurrSerial%][%SiteDomainSerial%]:' . $this->siteDomainField('DomainId'); $currency_iso = $this->getCache($cache_key); if ( $currency_iso === false ) { if ( $this->isModuleEnabled('In-Commerce') ) { $this->Conn->nextQueryCachable = true; $currency_id = $this->siteDomainField('PrimaryCurrencyId'); $sql = 'SELECT ISO FROM ' . $this->getUnitOption('curr', 'TableName') . ' WHERE ' . ($currency_id > 0 ? 'CurrencyId = ' . $currency_id : 'IsPrimary = 1'); $currency_iso = $this->Conn->GetOne($sql); } else { $currency_iso = 'USD'; } $this->setCache($cache_key, $currency_iso); } return $currency_iso; } /** * Returns site domain field. When none of site domains are found false is returned. * * @param string $field * @param bool $formatted * @param string $format * @return mixed * @todo Move into separate module */ public function siteDomainField($field, $formatted = false, $format = null) { if ( $this->isAdmin ) { // don't apply any filtering in administrative console return false; } if ( !$this->siteDomain ) { $this->siteDomain = $this->recallObject('site-domain.current', null, Array ('live_table' => true)); /* @var $site_domain kDBItem */ } if ( $this->siteDomain->isLoaded() ) { return $formatted ? $this->siteDomain->GetField($field, $format) : $this->siteDomain->GetDBField($field); } return false; } /** * Registers default classes such as kDBEventHandler, kUrlManager * * Called automatically while initializing kApplication * * @return void * @access public */ public function RegisterDefaultClasses() { $this->registerClass('kHelper', KERNEL_PATH . '/kbase.php'); $this->registerClass('kMultipleFilter', KERNEL_PATH . '/utility/filters.php'); $this->registerClass('kiCacheable', KERNEL_PATH . '/interfaces/cacheable.php'); $this->registerClass('kEventManager', KERNEL_PATH . '/event_manager.php', 'EventManager'); $this->registerClass('kHookManager', KERNEL_PATH . '/managers/hook_manager.php'); $this->registerClass('kScheduledTaskManager', KERNEL_PATH . '/managers/scheduled_task_manager.php'); $this->registerClass('kRequestManager', KERNEL_PATH . '/managers/request_manager.php'); $this->registerClass('kSubscriptionManager', KERNEL_PATH . '/managers/subscription_manager.php'); $this->registerClass('kUrlManager', KERNEL_PATH . '/managers/url_manager.php'); $this->registerClass('kUrlProcessor', KERNEL_PATH . '/managers/url_processor.php'); $this->registerClass('kPlainUrlProcessor', KERNEL_PATH . '/managers/plain_url_processor.php'); $this->registerClass('kRewriteUrlProcessor', KERNEL_PATH . '/managers/rewrite_url_processor.php'); $this->registerClass('kCacheManager', KERNEL_PATH . '/managers/cache_manager.php'); $this->registerClass('PhrasesCache', KERNEL_PATH . '/languages/phrases_cache.php', 'kPhraseCache'); $this->registerClass('kTempTablesHandler', KERNEL_PATH . '/utility/temp_handler.php'); $this->registerClass('kValidator', KERNEL_PATH . '/utility/validator.php'); $this->registerClass('kOpenerStack', KERNEL_PATH . '/utility/opener_stack.php'); $this->registerClass('kLogger', KERNEL_PATH . '/utility/logger.php'); $this->registerClass('kUnitConfigReader', KERNEL_PATH . '/utility/unit_config_reader.php'); $this->registerClass('PasswordHash', KERNEL_PATH . '/utility/php_pass.php'); // Params class descendants $this->registerClass('kArray', KERNEL_PATH . '/utility/params.php'); $this->registerClass('Params', KERNEL_PATH . '/utility/params.php'); $this->registerClass('Params', KERNEL_PATH . '/utility/params.php', 'kActions'); $this->registerClass('kCache', KERNEL_PATH . '/utility/cache.php', 'kCache', 'Params'); $this->registerClass('kHTTPQuery', KERNEL_PATH . '/utility/http_query.php', 'HTTPQuery'); // session $this->registerClass('Session', KERNEL_PATH . '/session/session.php'); $this->registerClass('SessionStorage', KERNEL_PATH . '/session/session_storage.php'); $this->registerClass('InpSession', KERNEL_PATH . '/session/inp_session.php', 'Session'); $this->registerClass('InpSessionStorage', KERNEL_PATH . '/session/inp_session_storage.php', 'SessionStorage'); // template parser $this->registerClass('kTagProcessor', KERNEL_PATH . '/processors/tag_processor.php'); $this->registerClass('kMainTagProcessor', KERNEL_PATH . '/processors/main_processor.php', 'm_TagProcessor'); $this->registerClass('kDBTagProcessor', KERNEL_PATH . '/db/db_tag_processor.php'); $this->registerClass('kCatDBTagProcessor', KERNEL_PATH . '/db/cat_tag_processor.php'); $this->registerClass('NParser', KERNEL_PATH . '/nparser/nparser.php'); $this->registerClass('TemplatesCache', KERNEL_PATH . '/nparser/template_cache.php'); // database $this->registerClass('kDBConnection', KERNEL_PATH . '/db/db_connection.php'); $this->registerClass('kDBConnectionDebug', KERNEL_PATH . '/db/db_connection.php'); $this->registerClass('kDBLoadBalancer', KERNEL_PATH . '/db/db_load_balancer.php'); $this->registerClass('kDBItem', KERNEL_PATH . '/db/dbitem.php'); $this->registerClass('kCatDBItem', KERNEL_PATH . '/db/cat_dbitem.php'); $this->registerClass('kDBList', KERNEL_PATH . '/db/dblist.php'); $this->registerClass('kCatDBList', KERNEL_PATH . '/db/cat_dblist.php'); $this->registerClass('kDBEventHandler', KERNEL_PATH . '/db/db_event_handler.php'); $this->registerClass('kCatDBEventHandler', KERNEL_PATH . '/db/cat_event_handler.php'); // email sending $this->registerClass('kEmail', KERNEL_PATH . '/utility/email.php'); $this->registerClass('kEmailSendingHelper', KERNEL_PATH . '/utility/email_send.php', 'EmailSender'); $this->registerClass('kSocket', KERNEL_PATH . '/utility/socket.php', 'Socket'); // do not move to config - this helper is used before configs are read $this->registerClass('kModulesHelper', KERNEL_PATH . self::MODULE_HELPER_PATH, 'ModulesHelper'); } /** * Registers default build events * * @return void * @access protected */ protected function RegisterDefaultBuildEvents() { $this->EventManager->registerBuildEvent('kTempTablesHandler', 'OnTempHandlerBuild'); } /** * Returns cached category information by given cache name. All given category * information is recached, when at least one of 4 caches is missing. * * @param int $category_id * @param string $name cache name = {filenames, category_designs, category_tree} * @return string * @access public */ public function getCategoryCache($category_id, $name) { return $this->cacheManager->getCategoryCache($category_id, $name); } /** * Returns caching type (none, memory, temporary) * * @param int $caching_type * @return bool * @access public */ public function isCachingType($caching_type) { return $this->cacheManager->isCachingType($caching_type); } /** * Increments serial based on prefix and it's ID (optional) * * @param string $prefix * @param int $id ID (value of IDField) or ForeignKeyField:ID * @param bool $increment * @return string * @access public */ public function incrementCacheSerial($prefix, $id = null, $increment = true) { return $this->cacheManager->incrementCacheSerial($prefix, $id, $increment); } /** * Returns cached $key value from cache named $cache_name * * @param int $key key name from cache * @param bool $store_locally store data locally after retrieved * @param int $max_rebuild_seconds * @return mixed * @access public */ public function getCache($key, $store_locally = true, $max_rebuild_seconds = 0) { return $this->cacheManager->getCache($key, $store_locally, $max_rebuild_seconds); } /** * Stores new $value in cache with $key name * * @param int $key key name to add to cache * @param mixed $value value of cached record * @param int $expiration when value expires (0 - doesn't expire) * @return bool * @access public */ public function setCache($key, $value, $expiration = 0) { return $this->cacheManager->setCache($key, $value, $expiration); } /** * Stores new $value in cache with $key name (only if it's not there) * * @param int $key key name to add to cache * @param mixed $value value of cached record * @param int $expiration when value expires (0 - doesn't expire) * @return bool * @access public */ public function addCache($key, $value, $expiration = 0) { return $this->cacheManager->addCache($key, $value, $expiration); } /** * Sets rebuilding mode for given cache * * @param string $name * @param int $mode * @param int $max_rebuilding_time * @return bool * @access public */ public function rebuildCache($name, $mode = null, $max_rebuilding_time = 0) { return $this->cacheManager->rebuildCache($name, $mode, $max_rebuilding_time); } /** * Deletes key from cache * * @param string $key * @return void * @access public */ public function deleteCache($key) { $this->cacheManager->deleteCache($key); } /** * Reset's all memory cache at once * * @return void * @access public */ public function resetCache() { $this->cacheManager->resetCache(); } /** * Returns value from database cache * * @param string $name key name * @param int $max_rebuild_seconds * @return mixed * @access public */ public function getDBCache($name, $max_rebuild_seconds = 0) { return $this->cacheManager->getDBCache($name, $max_rebuild_seconds); } /** * Sets value to database cache * * @param string $name * @param mixed $value * @param int|bool $expiration * @return void * @access public */ public function setDBCache($name, $value, $expiration = false) { $this->cacheManager->setDBCache($name, $value, $expiration); } /** * Sets rebuilding mode for given cache * * @param string $name * @param int $mode * @param int $max_rebuilding_time * @return bool * @access public */ public function rebuildDBCache($name, $mode = null, $max_rebuilding_time = 0) { return $this->cacheManager->rebuildDBCache($name, $mode, $max_rebuilding_time); } /** * Deletes key from database cache * * @param string $name * @return void * @access public */ public function deleteDBCache($name) { $this->cacheManager->deleteDBCache($name); } /** * Registers each module specific constants if any found * * @return bool * @access protected */ protected function registerModuleConstants() { if ( file_exists(KERNEL_PATH . '/constants.php') ) { kUtil::includeOnce(KERNEL_PATH . '/constants.php'); } if ( !$this->ModuleInfo ) { return false; } foreach ($this->ModuleInfo as $module_info) { $constants_file = FULL_PATH . '/' . $module_info['Path'] . 'constants.php'; if ( file_exists($constants_file) ) { kUtil::includeOnce($constants_file); } } return true; } /** * Performs redirect to hard maintenance template * * @return void * @access public */ public function redirectToMaintenance() { $maintenance_page = WRITEBALE_BASE . '/maintenance.html'; $query_string = ''; // $this->isAdmin ? '' : '?next_template=' . kUtil::escape($_SERVER['REQUEST_URI'], kUtil::ESCAPE_URL); if ( file_exists(FULL_PATH . $maintenance_page) ) { header('Location: ' . BASE_PATH . $maintenance_page . $query_string); exit; } } /** * Actually runs the parser against current template and stores parsing result * * This method gets 't' variable passed to the script, loads the template given in 't' variable and * parses it. The result is store in {@link $this->HTML} property. * * @return void * @access public */ public function Run() { // process maintenance mode redirect: begin $maintenance_mode = $this->getMaintenanceMode(); if ( $maintenance_mode == MaintenanceMode::HARD ) { $this->redirectToMaintenance(); } elseif ( $maintenance_mode == MaintenanceMode::SOFT ) { $maintenance_template = $this->isAdmin ? 'login' : $this->ConfigValue('SoftMaintenanceTemplate'); if ( $this->GetVar('t') != $maintenance_template ) { $redirect_params = Array (); if ( !$this->isAdmin ) { $redirect_params['next_template'] = kUtil::escape($_SERVER['REQUEST_URI'], kUtil::ESCAPE_URL); } $this->Redirect($maintenance_template, $redirect_params); } } // process maintenance mode redirect: end if ( defined('DEBUG_MODE') && $this->isDebugMode() && kUtil::constOn('DBG_PROFILE_MEMORY') ) { $this->Debugger->appendMemoryUsage('Application before Run:'); } if ( $this->isAdminUser ) { // for permission checking in events & templates $this->LinkVar('module'); // for common configuration templates $this->LinkVar('module_key'); // for common search templates $this->LinkVar('section'); // for common configuration templates if ( $this->GetVar('m_opener') == 'p' ) { $this->LinkVar('main_prefix'); // window prefix, that opened selector $this->LinkVar('dst_field'); // field to set value choosed in selector } if ( $this->GetVar('ajax') == 'yes' && !$this->GetVar('debug_ajax') ) { // hide debug output from ajax requests automatically kUtil::safeDefine('DBG_SKIP_REPORTING', 1); // safeDefine, because debugger also defines it } } elseif ( $this->GetVar('admin') ) { $admin_session = $this->recallObject('Session.admin'); /* @var $admin_session Session */ // store Admin Console User's ID to Front-End's session for cross-session permission checks $this->StoreVar('admin_user_id', (int)$admin_session->RecallVar('user_id')); if ( $this->CheckAdminPermission('CATEGORY.MODIFY', 0, $this->getBaseCategory()) ) { // user can edit cms blocks (when viewing front-end through admin's frame) $editing_mode = $this->GetVar('editing_mode'); define('EDITING_MODE', $editing_mode ? $editing_mode : EDITING_MODE_BROWSE); } } kUtil::safeDefine('EDITING_MODE', ''); // user can't edit anything $this->Phrases->setPhraseEditing(); $this->EventManager->ProcessRequest(); $this->InitParser(); $t = $this->GetVar('render_template', $this->GetVar('t')); if ( !$this->TemplatesCache->TemplateExists($t) && !$this->isAdmin ) { $cms_handler = $this->recallObject('st_EventHandler'); /* @var $cms_handler CategoriesEventHandler */ $t = ltrim($cms_handler->GetDesignTemplate(), '/'); if ( defined('DEBUG_MODE') && $this->isDebugMode() ) { $this->Debugger->appendHTML('Design Template: ' . $t . '; CategoryID: ' . $this->GetVar('m_cat_id')); } } /*else { $cms_handler->SetCatByTemplate(); }*/ if ( defined('DEBUG_MODE') && $this->isDebugMode() && kUtil::constOn('DBG_PROFILE_MEMORY') ) { $this->Debugger->appendMemoryUsage('Application before Parsing:'); } $this->HTML = $this->Parser->Run($t); if ( defined('DEBUG_MODE') && $this->isDebugMode() && kUtil::constOn('DBG_PROFILE_MEMORY') ) { $this->Debugger->appendMemoryUsage('Application after Parsing:'); } } /** * Only renders template * * @see kDBEventHandler::_errorNotFound() */ public function QuickRun() { - // discard any half-parsed content - ob_clean(); - - // replace current page content with 404 + // Replace current page content with 404. $this->InitParser(); + + $this->Parser->Clear(); $this->HTML = $this->Parser->Run($this->GetVar('t')); } /** * Performs template parser/cache initialization * * @param bool|string $theme_name * @return void * @access public */ public function InitParser($theme_name = false) { if ( !is_object($this->Parser) ) { $this->Parser = $this->recallObject('NParser'); $this->TemplatesCache = $this->recallObject('TemplatesCache'); } $this->TemplatesCache->forceThemeName = $theme_name; } /** * Send the parser results to browser * * Actually send everything stored in {@link $this->HTML}, to the browser by echoing it. * * @return void * @access public */ public function Done() { $this->HandleEvent(new kEvent('adm:OnBeforeShutdown')); $debug_mode = defined('DEBUG_MODE') && $this->isDebugMode(); if ( $debug_mode ) { if ( kUtil::constOn('DBG_PROFILE_MEMORY') ) { $this->Debugger->appendMemoryUsage('Application before Done:'); } $this->Session->SaveData(); // adds session data to debugger report $this->HTML = ob_get_clean() . $this->HTML . $this->Debugger->printReport(true); } else { // send "Set-Cookie" header before any output is made $this->Session->SetSession(); $this->HTML = ob_get_clean() . $this->HTML; } $this->_outputPage(); $this->cacheManager->UpdateApplicationCache(); if ( !$debug_mode ) { $this->Session->SaveData(); } $this->EventManager->runScheduledTasks(); if ( defined('DBG_CAPTURE_STATISTICS') && DBG_CAPTURE_STATISTICS && !$this->isAdmin ) { $this->_storeStatistics(); } } /** * Outputs generated page content to end-user * * @return void * @access protected */ protected function _outputPage() { $this->setContentType(); ob_start(); if ( $this->UseOutputCompression() ) { $compression_level = $this->ConfigValue('OutputCompressionLevel'); if ( !$compression_level || $compression_level < 0 || $compression_level > 9 ) { $compression_level = 7; } header('Content-Encoding: gzip'); echo gzencode($this->HTML, $compression_level); } else { // when gzip compression not used connection won't be closed early! echo $this->HTML; } // send headers to tell the browser to close the connection header('Content-Length: ' . ob_get_length()); header('Connection: close'); // flush all output ob_end_flush(); if ( ob_get_level() ) { ob_flush(); } flush(); // close current session if ( session_id() ) { session_write_close(); } } /** * Stores script execution statistics to database * * @return void * @access protected */ protected function _storeStatistics() { global $start; $script_time = microtime(true) - $start; $query_statistics = $this->Conn->getQueryStatistics(); // time & count $sql = 'SELECT * FROM ' . TABLE_PREFIX . 'StatisticsCapture WHERE TemplateName = ' . $this->Conn->qstr($this->GetVar('t')); $data = $this->Conn->GetRow($sql); if ( $data ) { $this->_updateAverageStatistics($data, 'ScriptTime', $script_time); $this->_updateAverageStatistics($data, 'SqlTime', $query_statistics['time']); $this->_updateAverageStatistics($data, 'SqlCount', $query_statistics['count']); $data['Hits']++; $data['LastHit'] = adodb_mktime(); $this->Conn->doUpdate($data, TABLE_PREFIX . 'StatisticsCapture', 'StatisticsId = ' . $data['StatisticsId']); } else { $data['ScriptTimeMin'] = $data['ScriptTimeAvg'] = $data['ScriptTimeMax'] = $script_time; $data['SqlTimeMin'] = $data['SqlTimeAvg'] = $data['SqlTimeMax'] = $query_statistics['time']; $data['SqlCountMin'] = $data['SqlCountAvg'] = $data['SqlCountMax'] = $query_statistics['count']; $data['TemplateName'] = $this->GetVar('t'); $data['Hits'] = 1; $data['LastHit'] = adodb_mktime(); $this->Conn->doInsert($data, TABLE_PREFIX . 'StatisticsCapture'); } } /** * Calculates average time for statistics * * @param Array $data * @param string $field_prefix * @param float $current_value * @return void * @access protected */ protected function _updateAverageStatistics(&$data, $field_prefix, $current_value) { $data[$field_prefix . 'Avg'] = (($data['Hits'] * $data[$field_prefix . 'Avg']) + $current_value) / ($data['Hits'] + 1); if ( $current_value < $data[$field_prefix . 'Min'] ) { $data[$field_prefix . 'Min'] = $current_value; } if ( $current_value > $data[$field_prefix . 'Max'] ) { $data[$field_prefix . 'Max'] = $current_value; } } /** * Remembers slow query SQL and execution time into log * * @param string $slow_sql * @param int $time * @return void * @access public */ public function logSlowQuery($slow_sql, $time) { $query_crc = kUtil::crc32($slow_sql); $sql = 'SELECT * FROM ' . TABLE_PREFIX . 'SlowSqlCapture WHERE QueryCrc = ' . $query_crc; $data = $this->Conn->Query($sql, null, true); if ( $data ) { $this->_updateAverageStatistics($data, 'Time', $time); $template_names = explode(',', $data['TemplateNames']); array_push($template_names, $this->GetVar('t')); $data['TemplateNames'] = implode(',', array_unique($template_names)); $data['Hits']++; $data['LastHit'] = adodb_mktime(); $this->Conn->doUpdate($data, TABLE_PREFIX . 'SlowSqlCapture', 'CaptureId = ' . $data['CaptureId']); } else { $data['TimeMin'] = $data['TimeAvg'] = $data['TimeMax'] = $time; $data['SqlQuery'] = $slow_sql; $data['QueryCrc'] = $query_crc; $data['TemplateNames'] = $this->GetVar('t'); $data['Hits'] = 1; $data['LastHit'] = adodb_mktime(); $this->Conn->doInsert($data, TABLE_PREFIX . 'SlowSqlCapture'); } } /** * Checks if output compression options is available * * @return bool * @access protected */ protected function UseOutputCompression() { if ( kUtil::constOn('IS_INSTALL') || kUtil::constOn('DBG_ZEND_PRESENT') || kUtil::constOn('SKIP_OUT_COMPRESSION') ) { return false; } $accept_encoding = isset($_SERVER['HTTP_ACCEPT_ENCODING']) ? $_SERVER['HTTP_ACCEPT_ENCODING'] : ''; return $this->ConfigValue('UseOutputCompression') && function_exists('gzencode') && strstr($accept_encoding, 'gzip'); } // Facade /** * Returns current session id (SID) * * @return int * @access public */ public function GetSID() { $session = $this->recallObject('Session'); /* @var $session Session */ return $session->GetID(); } /** * Destroys current session * * @return void * @access public * @see UserHelper::logoutUser() */ public function DestroySession() { $session = $this->recallObject('Session'); /* @var $session Session */ $session->Destroy(); } /** * Returns variable passed to the script as GET/POST/COOKIE * * @param string $name Name of variable to retrieve * @param mixed $default default value returned in case if variable not present * @return mixed * @access public */ public function GetVar($name, $default = false) { return isset($this->HttpQuery->_Params[$name]) ? $this->HttpQuery->_Params[$name] : $default; } /** * Removes forceful escaping done to the variable upon Front-End submission. * * @param string|array $value Value. * * @return string|array * @see kHttpQuery::StripSlashes * @todo Temporary method for marking problematic places to take care of, when forceful escaping will be removed. */ public function unescapeRequestVariable($value) { return $this->HttpQuery->unescapeRequestVariable($value); } /** * Returns variable passed to the script as $type * * @param string $name Name of variable to retrieve * @param string $type Get/Post/Cookie * @param mixed $default default value returned in case if variable not present * @return mixed * @access public */ public function GetVarDirect($name, $type, $default = false) { // $type = ucfirst($type); $array = $this->HttpQuery->$type; return isset($array[$name]) ? $array[$name] : $default; } /** * Returns ALL variables passed to the script as GET/POST/COOKIE * * @return Array * @access public * @deprecated */ public function GetVars() { return $this->HttpQuery->GetParams(); } /** * Set the variable 'as it was passed to the script through GET/POST/COOKIE' * * This could be useful to set the variable when you know that * other objects would relay on variable passed from GET/POST/COOKIE * or you could use SetVar() / GetVar() pairs to pass the values between different objects.
* * @param string $var Variable name to set * @param mixed $val Variable value * @return void * @access public */ public function SetVar($var,$val) { $this->HttpQuery->Set($var, $val); } /** * Deletes kHTTPQuery variable * * @param string $var * @return void * @todo Think about method name */ public function DeleteVar($var) { $this->HttpQuery->Remove($var); } /** * Deletes Session variable * * @param string $var * @return void * @access public */ public function RemoveVar($var) { $this->Session->RemoveVar($var); } /** * Removes variable from persistent session * * @param string $var * @return void * @access public */ public function RemovePersistentVar($var) { $this->Session->RemovePersistentVar($var); } /** * Restores Session variable to it's db version * * @param string $var * @return void * @access public */ public function RestoreVar($var) { $this->Session->RestoreVar($var); } /** * Returns session variable value * * Return value of $var variable stored in Session. An optional default value could be passed as second parameter. * * @param string $var Variable name * @param mixed $default Default value to return if no $var variable found in session * @return mixed * @access public * @see Session::RecallVar() */ public function RecallVar($var,$default=false) { return $this->Session->RecallVar($var,$default); } /** * Returns variable value from persistent session * * @param string $var * @param mixed $default * @return mixed * @access public * @see Session::RecallPersistentVar() */ public function RecallPersistentVar($var, $default = false) { return $this->Session->RecallPersistentVar($var, $default); } /** * Stores variable $val in session under name $var * * Use this method to store variable in session. Later this variable could be recalled. * * @param string $var Variable name * @param mixed $val Variable value * @param bool $optional * @return void * @access public * @see kApplication::RecallVar() */ public function StoreVar($var, $val, $optional = false) { $session = $this->recallObject('Session'); /* @var $session Session */ $this->Session->StoreVar($var, $val, $optional); } /** * Stores variable to persistent session * * @param string $var * @param mixed $val * @param bool $optional * @return void * @access public */ public function StorePersistentVar($var, $val, $optional = false) { $this->Session->StorePersistentVar($var, $val, $optional); } /** * Stores default value for session variable * * @param string $var * @param string $val * @param bool $optional * @return void * @access public * @see Session::RecallVar() * @see Session::StoreVar() */ public function StoreVarDefault($var, $val, $optional = false) { $session = $this->recallObject('Session'); /* @var $session Session */ $this->Session->StoreVarDefault($var, $val, $optional); } /** * Links HTTP Query variable with session variable * * If variable $var is passed in HTTP Query it is stored in session for later use. If it's not passed it's recalled from session. * This method could be used for making sure that GetVar will return query or session value for given * variable, when query variable should overwrite session (and be stored there for later use).
* This could be used for passing item's ID into popup with multiple tab - * in popup script you just need to call LinkVar('id', 'current_id') before first use of GetVar('id'). * After that you can be sure that GetVar('id') will return passed id or id passed earlier and stored in session * * @param string $var HTTP Query (GPC) variable name * @param mixed $ses_var Session variable name * @param mixed $default Default variable value * @param bool $optional * @return void * @access public */ public function LinkVar($var, $ses_var = null, $default = '', $optional = false) { if ( !isset($ses_var) ) { $ses_var = $var; } if ( $this->GetVar($var) !== false ) { $this->StoreVar($ses_var, $this->GetVar($var), $optional); } else { $this->SetVar($var, $this->RecallVar($ses_var, $default)); } } /** * Returns variable from HTTP Query, or from session if not passed in HTTP Query * * The same as LinkVar, but also returns the variable value taken from HTTP Query if passed, or from session if not passed. * Returns the default value if variable does not exist in session and was not passed in HTTP Query * * @param string $var HTTP Query (GPC) variable name * @param mixed $ses_var Session variable name * @param mixed $default Default variable value * @return mixed * @access public * @see LinkVar */ public function GetLinkedVar($var, $ses_var = null, $default = '') { $this->LinkVar($var, $ses_var, $default); return $this->GetVar($var); } /** * Renders given tag and returns it's output * * @param string $prefix * @param string $tag * @param Array $params * @return mixed * @access public * @see kApplication::InitParser() */ public function ProcessParsedTag($prefix, $tag, $params) { $processor = $this->Parser->GetProcessor($prefix); /* @var $processor kDBTagProcessor */ return $processor->ProcessParsedTag($tag, $params, $prefix); } /** * Return ADODB Connection object * * Returns ADODB Connection object already connected to the project database, configurable in config.php * * @return kDBConnection * @access public */ public function &GetADODBConnection() { return $this->Conn; } /** * Allows to parse given block name or include template * * @param Array $params Parameters to pass to block. Reserved parameter "name" used to specify block name. * @param bool $pass_params Forces to pass current parser params to this block/template. Use with caution, because you can accidentally pass "block_no_data" parameter. * @param bool $as_template * @return string * @access public */ public function ParseBlock($params, $pass_params = false, $as_template = false) { if ( substr($params['name'], 0, 5) == 'html:' ) { return substr($params['name'], 5); } return $this->Parser->ParseBlock($params, $pass_params, $as_template); } /** * Checks, that we have given block defined * * @param string $name * @return bool * @access public */ public function ParserBlockFound($name) { return $this->Parser->blockFound($name); } /** * Allows to include template with a given name and given parameters * * @param Array $params Parameters to pass to template. Reserved parameter "name" used to specify template name. * @return string * @access public */ public function IncludeTemplate($params) { return $this->Parser->IncludeTemplate($params, isset($params['is_silent']) ? 1 : 0); } /** * Return href for template * * @param string $t Template path * @param string $prefix index.php prefix - could be blank, 'admin' * @param Array $params * @param string $index_file * @return string */ public function HREF($t, $prefix = '', $params = Array (), $index_file = null) { return $this->UrlManager->HREF($t, $prefix, $params, $index_file); } /** * Returns theme template filename and it's corresponding page_id based on given seo template * * @param string $seo_template * @return string * @access public */ public function getPhysicalTemplate($seo_template) { return $this->UrlManager->getPhysicalTemplate($seo_template); } /** * Returns template name, that corresponds with given virtual (not physical) page id * * @param int $page_id * @return string|bool * @access public */ public function getVirtualPageTemplate($page_id) { return $this->UrlManager->getVirtualPageTemplate($page_id); } /** * Returns section template for given physical/virtual template * * @param string $template * @param int $theme_id * @return string * @access public */ public function getSectionTemplate($template, $theme_id = null) { return $this->UrlManager->getSectionTemplate($template, $theme_id); } /** * Returns variables with values that should be passed through with this link + variable list * * @param Array $params * @return Array * @access public */ public function getPassThroughVariables(&$params) { return $this->UrlManager->getPassThroughVariables($params); } /** * Builds url * * @param string $t * @param Array $params * @param string $pass * @param bool $pass_events * @param bool $env_var * @return string * @access public */ public function BuildEnv($t, $params, $pass = 'all', $pass_events = false, $env_var = true) { return $this->UrlManager->plain->build($t, $params, $pass, $pass_events, $env_var); } /** * Process QueryString only, create * events, ids, based on config * set template name and sid in * desired application variables. * * @param string $env_var environment string value * @param string $pass_name * @return Array * @access public */ public function processQueryString($env_var, $pass_name = 'passed') { return $this->UrlManager->plain->parse($env_var, $pass_name); } /** * Parses rewrite url and returns parsed variables * * @param string $url * @param string $pass_name * @return Array * @access public */ public function parseRewriteUrl($url, $pass_name = 'passed') { return $this->UrlManager->rewrite->parse($url, $pass_name); } /** * Returns base part of all urls, build on website * * @param string $prefix * @param bool $ssl * @param bool $add_port * @return string * @access public */ public function BaseURL($prefix = '', $ssl = null, $add_port = true) { if ( $ssl === null ) { // stay on same encryption level return PROTOCOL . SERVER_NAME . ($add_port && defined('PORT') ? ':' . PORT : '') . BASE_PATH . $prefix . '/'; } if ( $ssl ) { // going from http:// to https:// $base_url = $this->isAdmin ? $this->ConfigValue('AdminSSL_URL') : false; if ( !$base_url ) { $ssl_url = $this->siteDomainField('SSLUrl'); $base_url = $ssl_url !== false ? $ssl_url : $this->ConfigValue('SSL_URL'); } return rtrim($base_url, '/') . $prefix . '/'; } // going from https:// to http:// $domain = $this->siteDomainField('DomainName'); if ( $domain === false ) { $domain = DOMAIN; } return 'http://' . $domain . ($add_port && defined('PORT') ? ':' . PORT : '') . BASE_PATH . $prefix . '/'; } /** * Redirects user to url, that's build based on given parameters * * @param string $t * @param Array $params * @param string $prefix * @param string $index_file * @return void * @access public */ public function Redirect($t = '', $params = Array(), $prefix = '', $index_file = null) { $js_redirect = getArrayValue($params, 'js_redirect'); if ( $t == '' || $t === true ) { $t = $this->GetVar('t'); } // pass prefixes and special from previous url if ( array_key_exists('js_redirect', $params) ) { unset($params['js_redirect']); } // allows to send custom responce code along with redirect header if ( array_key_exists('response_code', $params) ) { $response_code = (int)$params['response_code']; unset($params['response_code']); } else { $response_code = 302; // Found } if ( !array_key_exists('pass', $params) ) { $params['pass'] = 'all'; } if ( $this->GetVar('ajax') == 'yes' && $t == $this->GetVar('t') ) { // redirects to the same template as current $params['ajax'] = 'yes'; } $params['__URLENCODE__'] = 1; $location = $this->HREF($t, $prefix, $params, $index_file); if ( $this->isDebugMode() && (kUtil::constOn('DBG_REDIRECT') || (kUtil::constOn('DBG_RAISE_ON_WARNINGS') && $this->Debugger->WarningCount)) ) { $this->Debugger->appendTrace(); echo 'Debug output above !!!
' . "\n"; if ( array_key_exists('HTTP_REFERER', $_SERVER) ) { echo 'Referer: ' . $_SERVER['HTTP_REFERER'] . '
' . "\n"; } echo "Proceed to redirect: {$location}
\n"; } else { if ( $js_redirect ) { // show "redirect" template instead of redirecting, // because "Set-Cookie" header won't work, when "Location" // header is used later $this->SetVar('t', 'redirect'); $this->SetVar('redirect_to', $location); // make all additional parameters available on "redirect" template too foreach ($params as $name => $value) { $this->SetVar($name, $value); } return; } else { if ( $this->GetVar('ajax') == 'yes' && ($t != $this->GetVar('t') || !$this->isSOPSafe($location, $t)) ) { // redirection to other then current template during ajax request OR SOP violation kUtil::safeDefine('DBG_SKIP_REPORTING', 1); echo '#redirect#' . $location; } elseif ( headers_sent() != '' ) { // some output occurred -> redirect using javascript echo ''; } else { // no output before -> redirect using HTTP header // header('HTTP/1.1 302 Found'); header('Location: ' . $location, true, $response_code); } } } // session expiration is called from session initialization, // that's why $this->Session may be not defined here $session = $this->recallObject('Session'); /* @var $session Session */ if ( $this->InitDone ) { // if redirect happened in the middle of application initialization don't call event, // that presumes that application was successfully initialized $this->HandleEvent(new kEvent('adm:OnBeforeShutdown')); } $session->SaveData(); ob_end_flush(); exit; } /** * Determines if real redirect should be made within AJAX request. * * @param string $url Location. * @param string $template Template. * * @return boolean * @link http://en.wikipedia.org/wiki/Same-origin_policy */ protected function isSOPSafe($url, $template) { $parsed_url = parse_url($url); if ( $parsed_url['scheme'] . '://' != PROTOCOL ) { return false; } if ( $parsed_url['host'] != SERVER_NAME ) { return false; } if ( defined('PORT') && isset($parsed_url['port']) && $parsed_url['port'] != PORT ) { return false; } return true; } /** * Returns translation of given label * * @param string $label * @param bool $allow_editing return translation link, when translation is missing on current language * @param bool $use_admin use current Admin Console language to translate phrase * @return string * @access public */ public function Phrase($label, $allow_editing = true, $use_admin = false) { return $this->Phrases->GetPhrase($label, $allow_editing, $use_admin); } /** * Replace language tags in exclamation marks found in text * * @param string $text * @param bool $force_escape force escaping, not escaping of resulting string * @return string * @access public */ public function ReplaceLanguageTags($text, $force_escape = null) { return $this->Phrases->ReplaceLanguageTags($text, $force_escape); } /** * Checks if user is logged in, and creates * user object if so. User object can be recalled * later using "u.current" prefix_special. Also you may * get user id by getting "u.current_id" variable. * * @return void * @access protected */ protected function ValidateLogin() { $session = $this->recallObject('Session'); /* @var $session Session */ $user_id = $session->GetField('PortalUserId'); if ( !$user_id && $user_id != USER_ROOT ) { $user_id = USER_GUEST; } $this->SetVar('u.current_id', $user_id); if ( !$this->isAdmin ) { // needed for "profile edit", "registration" forms ON FRONT ONLY $this->SetVar('u_id', $user_id); } $this->StoreVar('user_id', $user_id, $user_id == USER_GUEST); // storing Guest user_id (-2) is optional $this->isAdminUser = $this->isAdmin && $this->LoggedIn(); if ( $this->GetVar('expired') == 1 ) { // this parameter is set only from admin $user = $this->recallObject('u.login-admin', null, Array ('form_name' => 'login')); /* @var $user UsersItem */ $user->SetError('UserLogin', 'session_expired', 'la_text_sess_expired'); } if ( ($user_id != USER_GUEST) && defined('DBG_REQUREST_LOG') && DBG_REQUREST_LOG ) { $this->HttpQuery->writeRequestLog(DBG_REQUREST_LOG); } if ( $user_id != USER_GUEST ) { // normal users + root $this->LoadPersistentVars(); } $user_timezone = $this->Session->GetField('TimeZone'); if ( $user_timezone ) { date_default_timezone_set($user_timezone); } } /** * Loads current user persistent session data * * @return void * @access public */ public function LoadPersistentVars() { $this->Session->LoadPersistentVars(); } /** * Returns configuration option value by name * * @param string $name * @return string * @access public */ public function ConfigValue($name) { return $this->cacheManager->ConfigValue($name); } /** * Changes value of individual configuration variable (+resets cache, when needed) * * @param string $name * @param string $value * @param bool $local_cache_only * @return string * @access public */ public function SetConfigValue($name, $value, $local_cache_only = false) { return $this->cacheManager->SetConfigValue($name, $value, $local_cache_only); } /** * Allows to process any type of event * * @param kEvent $event * @param Array $params * @param Array $specific_params * @return void * @access public */ public function HandleEvent($event, $params = null, $specific_params = null) { if ( isset($params) ) { $event = new kEvent($params, $specific_params); } $this->EventManager->HandleEvent($event); } /** * Notifies event subscribers, that event has occured * * @param kEvent $event * @return void */ public function notifyEventSubscribers(kEvent $event) { $this->EventManager->notifySubscribers($event); } /** * Allows to process any type of event * * @param kEvent $event * @return bool * @access public */ public function eventImplemented(kEvent $event) { return $this->EventManager->eventImplemented($event); } /** * Registers new class in the factory * * @param string $real_class Real name of class as in class declaration * @param string $file Filename in what $real_class is declared * @param string $pseudo_class Name under this class object will be accessed using getObject method * @return void * @access public */ public function registerClass($real_class, $file, $pseudo_class = null) { $this->Factory->registerClass($real_class, $file, $pseudo_class); } /** * Unregisters existing class from factory * * @param string $real_class Real name of class as in class declaration * @param string $pseudo_class Name under this class object is accessed using getObject method * @return void * @access public */ public function unregisterClass($real_class, $pseudo_class = null) { $this->Factory->unregisterClass($real_class, $pseudo_class); } /** * Add new scheduled task * * @param string $short_name name to be used to store last maintenance run info * @param string $event_string * @param int $run_schedule run schedule like for Cron * @param int $status * @access public */ public function registerScheduledTask($short_name, $event_string, $run_schedule, $status = STATUS_ACTIVE) { $this->EventManager->registerScheduledTask($short_name, $event_string, $run_schedule, $status); } /** * Registers Hook from subprefix event to master prefix event * * Pattern: Observer * * @param string $hook_event * @param string $do_event * @param int $mode * @param bool $conditional * @access public */ public function registerHook($hook_event, $do_event, $mode = hAFTER, $conditional = false) { $this->EventManager->registerHook($hook_event, $do_event, $mode, $conditional); } /** * Registers build event for given pseudo class * * @param string $pseudo_class * @param string $event_name * @access public */ public function registerBuildEvent($pseudo_class, $event_name) { $this->EventManager->registerBuildEvent($pseudo_class, $event_name); } /** * Allows one TagProcessor tag act as other TagProcessor tag * * @param Array $tag_info * @return void * @access public */ public function registerAggregateTag($tag_info) { $aggregator = $this->recallObject('TagsAggregator', 'kArray'); /* @var $aggregator kArray */ $tag_data = Array ( $tag_info['LocalPrefix'], $tag_info['LocalTagName'], getArrayValue($tag_info, 'LocalSpecial') ); $aggregator->SetArrayValue($tag_info['AggregateTo'], $tag_info['AggregatedTagName'], $tag_data); } /** * Returns object using params specified, creates it if is required * * @param string $name * @param string $pseudo_class * @param Array $event_params * @param Array $arguments * @return kBase */ public function recallObject($name, $pseudo_class = null, $event_params = Array(), $arguments = Array ()) { /*if ( !$this->hasObject($name) && $this->isDebugMode() && ($name == '_prefix_here_') ) { // first time, when object with "_prefix_here_" prefix is accessed $this->Debugger->appendTrace(); }*/ return $this->Factory->getObject($name, $pseudo_class, $event_params, $arguments); } /** * Returns tag processor for prefix specified * * @param string $prefix * @return kDBTagProcessor * @access public */ public function recallTagProcessor($prefix) { $this->InitParser(); // because kDBTagProcesor is in NParser dependencies return $this->recallObject($prefix . '_TagProcessor'); } /** * Checks if object with prefix passes was already created in factory * * @param string $name object pseudo_class, prefix * @return bool * @access public */ public function hasObject($name) { return $this->Factory->hasObject($name); } /** * Removes object from storage by given name * * @param string $name Object's name in the Storage * @return void * @access public */ public function removeObject($name) { $this->Factory->DestroyObject($name); } /** * Get's real class name for pseudo class, includes class file and creates class instance * * Pattern: Factory Method * * @param string $pseudo_class * @param Array $arguments * @return kBase * @access public */ public function makeClass($pseudo_class, $arguments = Array ()) { return $this->Factory->makeClass($pseudo_class, $arguments); } /** * Checks if application is in debug mode * * @param bool $check_debugger check if kApplication debugger is initialized too, not only for defined DEBUG_MODE constant * @return bool * @author Alex * @access public */ public function isDebugMode($check_debugger = true) { $debug_mode = defined('DEBUG_MODE') && DEBUG_MODE; if ($check_debugger) { $debug_mode = $debug_mode && is_object($this->Debugger); } return $debug_mode; } /** * Apply url rewriting used by mod_rewrite or not * * @param bool|null $ssl Force ssl link to be build * @return bool * @access public */ public function RewriteURLs($ssl = false) { // case #1,#4: // we want to create https link from http mode // we want to create https link from https mode // conditions: ($ssl || PROTOCOL == 'https://') && $this->ConfigValue('UseModRewriteWithSSL') // case #2,#3: // we want to create http link from https mode // we want to create http link from http mode // conditions: !$ssl && (PROTOCOL == 'https://' || PROTOCOL == 'http://') $allow_rewriting = (!$ssl && (PROTOCOL == 'https://' || PROTOCOL == 'http://')) // always allow mod_rewrite for http || // or allow rewriting for redirect TO httpS or when already in httpS (($ssl || PROTOCOL == 'https://') && $this->ConfigValue('UseModRewriteWithSSL')); // but only if it's allowed in config! return kUtil::constOn('MOD_REWRITE') && $allow_rewriting; } /** * Reads unit (specified by $prefix) * option specified by $option * * @param string $prefix * @param string $option * @param mixed $default * @return string * @access public */ public function getUnitOption($prefix, $option, $default = false) { return $this->UnitConfigReader->getUnitOption($prefix, $option, $default); } /** * Set's new unit option value * * @param string $prefix * @param string $option * @param string $value * @access public */ public function setUnitOption($prefix, $option, $value) { $this->UnitConfigReader->setUnitOption($prefix,$option,$value); } /** * Read all unit with $prefix options * * @param string $prefix * @return Array * @access public */ public function getUnitOptions($prefix) { return $this->UnitConfigReader->getUnitOptions($prefix); } /** * Returns true if config exists and is allowed for reading * * @param string $prefix * @return bool */ public function prefixRegistred($prefix) { return $this->UnitConfigReader->prefixRegistred($prefix); } /** * Splits any mixing of prefix and * special into correct ones * * @param string $prefix_special * @return Array * @access public */ public function processPrefix($prefix_special) { return $this->Factory->processPrefix($prefix_special); } /** * Set's new event for $prefix_special * passed * * @param string $prefix_special * @param string $event_name * @return void * @access public */ public function setEvent($prefix_special, $event_name) { $this->EventManager->setEvent($prefix_special, $event_name); } /** * SQL Error Handler * * @param int $code * @param string $msg * @param string $sql * @return bool * @access public * @throws Exception * @deprecated */ public function handleSQLError($code, $msg, $sql) { return $this->_logger->handleSQLError($code, $msg, $sql); } /** * Returns & blocks next ResourceId available in system * * @return int * @access public */ public function NextResourceId() { $table_name = TABLE_PREFIX . 'IdGenerator'; $this->Conn->Query('LOCK TABLES ' . $table_name . ' WRITE'); $this->Conn->Query('UPDATE ' . $table_name . ' SET lastid = lastid + 1'); $id = $this->Conn->GetOne('SELECT lastid FROM ' . $table_name); if ( $id === false ) { $this->Conn->Query('INSERT INTO ' . $table_name . ' (lastid) VALUES (2)'); $id = 2; } $this->Conn->Query('UNLOCK TABLES'); return $id - 1; } /** * Returns genealogical main prefix for sub-table prefix passes * OR prefix, that has been found in REQUEST and some how is parent of passed sub-table prefix * * @param string $current_prefix * @param bool $real_top if set to true will return real topmost prefix, regardless of its id is passed or not * @return string * @access public */ public function GetTopmostPrefix($current_prefix, $real_top = false) { // 1. get genealogical tree of $current_prefix $prefixes = Array ($current_prefix); while ($parent_prefix = $this->getUnitOption($current_prefix, 'ParentPrefix')) { if ( !$this->prefixRegistred($parent_prefix) ) { // stop searching, when parent prefix is not registered break; } $current_prefix = $parent_prefix; array_unshift($prefixes, $current_prefix); } if ( $real_top ) { return $current_prefix; } // 2. find what if parent is passed $passed = explode(',', $this->GetVar('all_passed')); foreach ($prefixes as $a_prefix) { if ( in_array($a_prefix, $passed) ) { return $a_prefix; } } return $current_prefix; } /** * Triggers email event of type Admin * * @param string $email_template_name * @param int $to_user_id * @param array $send_params associative array of direct send params, possible keys: to_email, to_name, from_email, from_name, message, message_text * @return kEvent * @access public */ public function emailAdmin($email_template_name, $to_user_id = null, $send_params = Array ()) { return $this->_email($email_template_name, EmailTemplate::TEMPLATE_TYPE_ADMIN, $to_user_id, $send_params); } /** * Triggers email event of type User * * @param string $email_template_name * @param int $to_user_id * @param array $send_params associative array of direct send params, possible keys: to_email, to_name, from_email, from_name, message, message_text * @return kEvent * @access public */ public function emailUser($email_template_name, $to_user_id = null, $send_params = Array ()) { return $this->_email($email_template_name, EmailTemplate::TEMPLATE_TYPE_FRONTEND, $to_user_id, $send_params); } /** * Triggers general email event * * @param string $email_template_name * @param int $email_template_type (0 for User, 1 for Admin) * @param int $to_user_id * @param array $send_params associative array of direct send params, * possible keys: to_email, to_name, from_email, from_name, message, message_text * @return kEvent * @access protected */ protected function _email($email_template_name, $email_template_type, $to_user_id = null, $send_params = Array ()) { $email = $this->makeClass('kEmail'); /* @var $email kEmail */ if ( !$email->findTemplate($email_template_name, $email_template_type) ) { return false; } $email->setParams($send_params); return $email->send($to_user_id); } /** * Allows to check if user in this session is logged in or not * * @return bool * @access public */ public function LoggedIn() { // no session during expiration process return is_null($this->Session) ? false : $this->Session->LoggedIn(); } /** * Check current user permissions based on it's group permissions in specified category * * @param string $name permission name * @param int $cat_id category id, current used if not specified * @param int $type permission type {1 - system, 0 - per category} * @return int * @access public */ public function CheckPermission($name, $type = 1, $cat_id = null) { $perm_helper = $this->recallObject('PermissionsHelper'); /* @var $perm_helper kPermissionsHelper */ return $perm_helper->CheckPermission($name, $type, $cat_id); } /** * Check current admin permissions based on it's group permissions in specified category * * @param string $name permission name * @param int $cat_id category id, current used if not specified * @param int $type permission type {1 - system, 0 - per category} * @return int * @access public */ public function CheckAdminPermission($name, $type = 1, $cat_id = null) { $perm_helper = $this->recallObject('PermissionsHelper'); /* @var $perm_helper kPermissionsHelper */ return $perm_helper->CheckAdminPermission($name, $type, $cat_id); } /** * Set's any field of current visit * * @param string $field * @param mixed $value * @return void * @access public * @todo move to separate module */ public function setVisitField($field, $value) { if ( $this->isAdmin || !$this->ConfigValue('UseVisitorTracking') ) { // admin logins are not registered in visits list return; } $visit = $this->recallObject('visits', null, Array ('raise_warnings' => 0)); /* @var $visit kDBItem */ if ( $visit->isLoaded() ) { $visit->SetDBField($field, $value); $visit->Update(); } } /** * Allows to check if in-portal is installed * * @return bool * @access public */ public function isInstalled() { return $this->InitDone && (count($this->ModuleInfo) > 0); } /** * Allows to determine if module is installed & enabled * * @param string $module_name * @return bool * @access public */ public function isModuleEnabled($module_name) { return $this->findModule('Name', $module_name) !== false; } /** * Returns Window ID of passed prefix main prefix (in edit mode) * * @param string $prefix * @return int * @access public */ public function GetTopmostWid($prefix) { $top_prefix = $this->GetTopmostPrefix($prefix); $mode = $this->GetVar($top_prefix . '_mode'); return $mode != '' ? substr($mode, 1) : ''; } /** * Get temp table name * * @param string $table * @param mixed $wid * @return string * @access public */ public function GetTempName($table, $wid = '') { return $this->GetTempTablePrefix($wid) . $table; } /** * Builds temporary table prefix based on given window id * * @param string $wid * @return string * @access public */ public function GetTempTablePrefix($wid = '') { if ( preg_match('/prefix:(.*)/', $wid, $regs) ) { $wid = $this->GetTopmostWid($regs[1]); } return TABLE_PREFIX . 'ses_' . $this->GetSID() . ($wid ? '_' . $wid : '') . '_edit_'; } /** * Checks if given table is a temporary table * * @param string $table * @return bool * @access public */ public function IsTempTable($table) { static $cache = Array (); if ( !array_key_exists($table, $cache) ) { $cache[$table] = preg_match('/' . TABLE_PREFIX . 'ses_' . $this->GetSID() . '(_[\d]+){0,1}_edit_(.*)/', $table); } return (bool)$cache[$table]; } /** * Checks, that given prefix is in temp mode * * @param string $prefix * @param string $special * @return bool * @access public */ public function IsTempMode($prefix, $special = '') { $top_prefix = $this->GetTopmostPrefix($prefix); $var_names = Array ( $top_prefix, rtrim($top_prefix . '_' . $special, '_'), // from post rtrim($top_prefix . '.' . $special, '.'), // assembled locally ); $var_names = array_unique($var_names); $temp_mode = false; foreach ($var_names as $var_name) { $value = $this->GetVar($var_name . '_mode'); if ( $value && (substr($value, 0, 1) == 't') ) { $temp_mode = true; break; } } return $temp_mode; } /** * Return live table name based on temp table name * * @param string $temp_table * @return string */ public function GetLiveName($temp_table) { if ( preg_match('/' . TABLE_PREFIX . 'ses_' . $this->GetSID() . '(_[\d]+){0,1}_edit_(.*)/', $temp_table, $rets) ) { // cut wid from table end if any return $rets[2]; } else { return $temp_table; } } /** * Stops processing of user request and displays given message * * @param string $message * @access public */ public function ApplicationDie($message = '') { while ( ob_get_level() ) { ob_end_clean(); } if ( $this->isDebugMode() ) { $message .= $this->Debugger->printReport(true); } $this->HTML = $message; $this->_outputPage(); } /** * Returns comma-separated list of groups from given user * * @param int $user_id * @return string */ public function getUserGroups($user_id) { switch ($user_id) { case USER_ROOT: $user_groups = $this->ConfigValue('User_LoggedInGroup'); break; case USER_GUEST: $user_groups = $this->ConfigValue('User_LoggedInGroup') . ',' . $this->ConfigValue('User_GuestGroup'); break; default: $sql = 'SELECT GroupId FROM ' . TABLE_PREFIX . 'UserGroupRelations WHERE PortalUserId = ' . (int)$user_id; $res = $this->Conn->GetCol($sql); $user_groups = Array ($this->ConfigValue('User_LoggedInGroup')); if ( $res ) { $user_groups = array_merge($user_groups, $res); } $user_groups = implode(',', $user_groups); } return $user_groups; } /** * Allows to detect if page is browsed by spider (293 scheduled_tasks supported) * * @return bool * @access public */ /*public function IsSpider() { static $is_spider = null; if ( !isset($is_spider) ) { $user_agent = trim($_SERVER['HTTP_USER_AGENT']); $robots = file(FULL_PATH . '/core/robots_list.txt'); foreach ($robots as $robot_info) { $robot_info = explode("\t", $robot_info, 3); if ( $user_agent == trim($robot_info[2]) ) { $is_spider = true; break; } } } return $is_spider; }*/ /** * Allows to detect table's presence in database * * @param string $table_name * @param bool $force * @return bool * @access public */ public function TableFound($table_name, $force = false) { return $this->Conn->TableFound($table_name, $force); } /** * Returns counter value * * @param string $name counter name * @param Array $params counter parameters * @param string $query_name specify query name directly (don't generate from parameters) * @param bool $multiple_results * @return mixed * @access public */ public function getCounter($name, $params = Array (), $query_name = null, $multiple_results = false) { $count_helper = $this->recallObject('CountHelper'); /* @var $count_helper kCountHelper */ return $count_helper->getCounter($name, $params, $query_name, $multiple_results); } /** * Resets counter, which are affected by one of specified tables * * @param string $tables comma separated tables list used in counting sqls * @return void * @access public */ public function resetCounters($tables) { if ( kUtil::constOn('IS_INSTALL') ) { return; } $count_helper = $this->recallObject('CountHelper'); /* @var $count_helper kCountHelper */ $count_helper->resetCounters($tables); } /** * Sends XML header + optionally displays xml heading * * @param string|bool $xml_version * @return string * @access public * @author Alex */ public function XMLHeader($xml_version = false) { $this->setContentType('text/xml'); return $xml_version ? '' : ''; } /** * Returns category tree * * @param int $category_id * @return Array * @access public */ public function getTreeIndex($category_id) { $tree_index = $this->getCategoryCache($category_id, 'category_tree'); if ( $tree_index ) { $ret = Array (); list ($ret['TreeLeft'], $ret['TreeRight']) = explode(';', $tree_index); return $ret; } return false; } /** * Base category of all categories * Usually replaced category, with ID = 0 in category-related operations. * * @return int * @access public */ public function getBaseCategory() { // same, what $this->findModule('Name', 'Core', 'RootCat') does // don't cache while IS_INSTALL, because of kInstallToolkit::createModuleCategory and upgrade return $this->ModuleInfo['Core']['RootCat']; } /** * Deletes all data, that was cached during unit config parsing (excluding unit config locations) * * @param Array $config_variables * @access public */ public function DeleteUnitCache($config_variables = null) { $this->cacheManager->DeleteUnitCache($config_variables); } /** * Deletes cached section tree, used during permission checking and admin console tree display * * @return void * @access public */ public function DeleteSectionCache() { $this->cacheManager->DeleteSectionCache(); } /** * Sets data from cache to object * * @param Array $data * @access public */ public function setFromCache(&$data) { $this->Factory->setFromCache($data); $this->UnitConfigReader->setFromCache($data); $this->EventManager->setFromCache($data); $this->ReplacementTemplates = $data['Application.ReplacementTemplates']; $this->RewriteListeners = $data['Application.RewriteListeners']; $this->ModuleInfo = $data['Application.ModuleInfo']; } /** * Gets object data for caching * The following caches should be reset based on admin interaction (adjusting config, enabling modules etc) * * @access public * @return Array */ public function getToCache() { return array_merge( $this->Factory->getToCache(), $this->UnitConfigReader->getToCache(), $this->EventManager->getToCache(), Array ( 'Application.ReplacementTemplates' => $this->ReplacementTemplates, 'Application.RewriteListeners' => $this->RewriteListeners, 'Application.ModuleInfo' => $this->ModuleInfo, ) ); } public function delayUnitProcessing($method, $params) { $this->cacheManager->delayUnitProcessing($method, $params); } /** * Returns current maintenance mode state * * @param bool $check_ips * @return int * @access public */ public function getMaintenanceMode($check_ips = true) { $exception_ips = defined('MAINTENANCE_MODE_IPS') ? MAINTENANCE_MODE_IPS : ''; $setting_name = $this->isAdmin ? 'MAINTENANCE_MODE_ADMIN' : 'MAINTENANCE_MODE_FRONT'; if ( defined($setting_name) && constant($setting_name) > MaintenanceMode::NONE ) { $exception_ip = $check_ips ? kUtil::ipMatch($exception_ips) : false; if ( !$exception_ip ) { return constant($setting_name); } } return MaintenanceMode::NONE; } /** * Sets content type of the page * * @param string $content_type * @param bool $include_charset * @return void * @access public */ public function setContentType($content_type = 'text/html', $include_charset = null) { static $already_set = false; if ( $already_set ) { return; } $header = 'Content-type: ' . $content_type; if ( !isset($include_charset) ) { $include_charset = $content_type = 'text/html' || $content_type == 'text/plain' || $content_type = 'text/xml'; } if ( $include_charset ) { $header .= '; charset=' . CHARSET; } $already_set = true; header($header); } /** * Posts message to event log * * @param string $message * @param int $code * @param bool $write_now Allows further customization of log record by returning kLog object * @return bool|int|kLogger * @access public */ public function log($message, $code = null, $write_now = false) { $log = $this->_logger->prepare($message, $code)->addSource($this->_logger->createTrace(null, 1)); if ( $write_now ) { return $log->write(); } return $log; } /** * Deletes log with given id from database or disk, when database isn't available * * @param int $unique_id * @param int $storage_medium * @return void * @access public * @throws InvalidArgumentException */ public function deleteLog($unique_id, $storage_medium = kLogger::LS_AUTOMATIC) { $this->_logger->delete($unique_id, $storage_medium); } /** * Returns the client IP address. * * @return string The client IP address * @access public */ public function getClientIp() { return $this->HttpQuery->getClientIp(); } } Index: branches/5.2.x/core/kernel/nparser/nparser.php =================================================================== --- branches/5.2.x/core/kernel/nparser/nparser.php (revision 16269) +++ branches/5.2.x/core/kernel/nparser/nparser.php (revision 16270) @@ -1,1202 +1,1242 @@ _btnPhrases['design'] = $this->Application->Phrase('la_btn_EditDesign', false, true); $this->_btnPhrases['block'] = $this->Application->Phrase('la_btn_EditBlock', false, true); } $this->RewriteUrls = $this->Application->RewriteURLs(); $this->UserLoggedIn = $this->Application->LoggedIn(); // cache only Front-End templated, when memory caching is available and template caching is enabled in configuration $this->CachingEnabled = !$this->Application->isAdmin && $this->Application->ConfigValue('SystemTagCache') && $this->Application->isCachingType(CACHING_TYPE_MEMORY); } + function Clear() + { + // Discard any half-parsed content. + ob_clean(); + + $this->Stack = array(); + $this->Level = 0; + + $this->Buffers = array(); + $this->InsideComment = false; + + $this->SkipComments = true; + + $this->Params = array(); + $this->ParamsStack = array(); + $this->ParamsLevel = 0; + + $this->Definitions = ''; + + $this->Elements = array(); + + $this->ElementLocations = array(); + + $this->DataExists = false; + + $this->TemplateName = null; + $this->TempalteFullPath = null; + + $this->CachePointers = array(); + $this->Cachable = array(); + + $this->CacheLevel = 0; + + $this->FullCachePage = false; + + $this->PrefixesInUse = array(); + + $this->Captures = array(); + } + function Compile($pre_parsed, $template_name = 'unknown') { $data = file_get_contents($pre_parsed['tname']); if (!$this->CompileRaw($data, $pre_parsed['tname'], $template_name)) { // compilation failed during errors in template // trigger_error('Template "' . $template_name . '" not compiled because of errors', E_USER_WARNING); return false; } // saving compiled version (only when compilation was successful) $this->Application->TemplatesCache->saveTemplate($pre_parsed['fname'], $this->Buffers[0]); return true; } function Parse($raw_template, $name = null) { $this->CompileRaw($raw_template, $name); ob_start(); $_parser =& $this; eval('?'.'>'.$this->Buffers[0]); return ob_get_clean(); } function CompileRaw($data, $t_name, $template_name = 'unknown') { $code = "extract (\$_parser->Params);\n"; $code .= "\$_parser->ElementLocations['{$template_name}'] = Array('template' => '{$template_name}', 'start_pos' => 0, 'end_pos' => " . strlen($data) . ");\n"; // $code .= "__@@__DefinitionsMarker__@@__\n"; // $code .= "if (!\$this->CacheStart('".abs(crc32($t_name))."_0')) {\n"; $this->Buffers[0] = '\n"; $this->Cacheable[0] = true; $this->Definitions = ''; // finding all the tags $reg = '(.*?)(<[\\/]?)' . TAG_NAMESPACE . '([^>]*?)([\\/]?>)(\r\n){0,1}'; preg_match_all('/'.$reg.'/s', $data, $results, PREG_SET_ORDER + PREG_OFFSET_CAPTURE); $this->InsideComment = false; foreach ($results as $tag_data) { $tag = array( 'opening' => $tag_data[2][0], 'tag' => $tag_data[3][0], 'closing' => $tag_data[4][0], 'line' => substr_count(substr($data, 0, $tag_data[2][1]), "\n")+1, 'pos' => $tag_data[2][1], 'file' => $t_name, 'template' => $template_name, ); // the idea is to count number of comment openings and closings before current tag // if the numbers do not match we inverse the status of InsideComment if ($this->SkipComments && (substr_count($tag_data[1][0], ''))) { $this->InsideComment = !$this->InsideComment; } // appending any text/html data found before tag $this->Buffers[$this->Level] .= $tag_data[1][0]; if (!$this->InsideComment) { $tmp_tag = $this->Application->CurrentNTag; $this->Application->CurrentNTag = $tag; if ($this->ProcessTag($tag) === false) { $this->Application->CurrentNTag = $tmp_tag; return false; } $this->Application->CurrentNTag = $tmp_tag; } else { $this->Buffers[$this->Level] .= $tag_data[2][0] . TAG_NAMESPACE . $tag_data[3][0] . $tag_data[4][0]; } } if ($this->Level > 0) { $error_tag = Array ( 'file' => $this->Stack[$this->Level]->Tag['file'], 'line' => $this->Stack[$this->Level]->Tag['line'], ); throw new ParserException('Unclosed tag opened by ' . $this->TagInfo($this->Stack[$this->Level]->Tag), 0, null, $error_tag); return false; } // appending text data after last tag (after its closing pos), // if no tag was found at all ($tag_data is not set) - append the whole $data $this->Buffers[$this->Level] .= isset($tag_data) ? substr($data, $tag_data[4][1]+strlen($tag_data[4][0])) : $data; $this->Buffers[$this->Level] = preg_replace('//s', '', $this->Buffers[$this->Level]); // remove hidden comments IB#23065 // $this->Buffers[$this->Level] .= 'CacheEnd();\n}\n"." ?".">\n"; // $this->Buffers[$this->Level] = str_replace('__@@__DefinitionsMarker__@@__', $this->Definitions, $this->Buffers[$this->Level]); return true; } function SplitParamsStr($params_str) { preg_match_all('/([\${}a-zA-Z0-9_.\\-\\\\#\\[\\]]+)=(["\']{1,1})(.*?)(? $val){ $values[$val[1]] = str_replace('\\' . $val[2], $val[2], $val[3]); } return $values; } function SplitTag($tag) { if (!preg_match('/([^_ \t\r\n]*)[_]?([^ \t\r\n]*)[ \t\r\n]*(.*)$$/s', $tag['tag'], $parts)) { // this is virtually impossible, but just in case throw new ParserException('Incorrect tag format: ' . $tag['tag'], 0, null, $tag); return false; } $splited['prefix'] = $parts[2] ? $parts[1] : '__auto__'; $splited['name'] = $parts[2] ? $parts[2] : $parts[1]; $splited['attrs'] = $parts[3]; return $splited; } function ProcessTag($tag) { $splited = $this->SplitTag($tag); if ($splited === false) { return false; } $tag = array_merge($tag, $splited); $tag['processed'] = false; $tag['NP'] = $this->SplitParamsStr($tag['attrs']); $o = ''; $tag['is_closing'] = $tag['opening'] == ''; if (class_exists('_Tag_'.$tag['name'])) { // block tags should have special handling class if ($tag['opening'] == '<') { $class = '_Tag_'.$tag['name']; $instance = new $class($tag); $instance->Parser =& $this; /* @var $instance _BlockTag */ $this->Stack[++$this->Level] =& $instance; $this->Buffers[$this->Level] = ''; $this->Cachable[$this->Level] = true; $open_code = $instance->Open($tag); if ($open_code === false) { return false; } $o .= $open_code; } if ($tag['is_closing']) { // not ELSE here, because tag may be and still has a handler-class if ($this->Level == 0) { $dump = array(); foreach ($this->Stack as $instance) { $dump[] = $instance->Tag; } if ( $this->Application->isDebugMode() ) { $this->Application->Debugger->dumpVars($dump); } $error_msg = 'Closing tag without an opening: ' . $this->TagInfo($tag) . ' - probably opening tag was removed or nested tags error'; throw new ParserException($error_msg, 0, null, $tag); return false; } if ($this->Stack[$this->Level]->Tag['name'] != $tag['name']) { $opening_tag = $this->Stack[$this->Level]->Tag; $error_msg = ' Closing tag ' . $this->TagInfo($tag) . ' does not match opening tag at current nesting level (' . $this->TagInfo($opening_tag) . ' opened at line ' . $opening_tag['line'] . ')'; throw new ParserException($error_msg, 0, null, $tag); return false; } $o .= $this->Stack[$this->Level]->Close($tag); // DO NOT use $this->Level-- here because it's used inside Close $this->Level--; } } else { // regular tags - just compile if (!$tag['is_closing']) { $error_msg = 'Tag without a handler: ' . $this->TagInfo($tag) . ' - probably missing <empty /> tag closing'; throw new ParserException($error_msg, 0, null, $tag); return false; } if ($this->Level > 0) $o .= $this->Stack[$this->Level]->PassThrough($tag); if (!$tag['processed']) { $compiled = $this->CompileTag($tag); if ($compiled === false) return false; if (isset($tag['NP']['cachable']) && (!$tag['NP']['cachable'] || $tag['NP']['cachable'] == 'false')) { $this->Cachable[$this->Level] = false; } $o .= '\n"; // $o .= 'BreakCache($compiled, $this->GetPointer($tag)) : $compiled; // $o .= " ?".">\n"; } } $this->Buffers[$this->Level] .= $o; return true; } function GetPointer($tag) { return abs(crc32($tag['file'])).'_'.$tag['line']; } function BreakCache($code, $pointer, $condition='') { return "\$_parser->CacheEnd();\n}\n" . $code."\nif ( !\$_parser->CacheStart('{$pointer}'" . ($condition ? ", {$condition}" : '') . ") ) {\n"; } function TagInfo($tag, $with_params=false) { return "{$tag['prefix']}_{$tag['name']}".($with_params ? ' '.$tag['attrs'] : '').""; } function CompileParamsArray($arr) { $to_pass = 'Array('; foreach ($arr as $name => $val) { $to_pass .= '"'.$name.'" => "'.str_replace('"', '\"', $val).'",'; } $to_pass .= ')'; return $to_pass; } function CompileTag($tag) { $code = ''; $to_pass = $this->CompileParamsArray($tag['NP']); if ($tag['prefix'] == '__auto__') { $prefix = $this->GetParam('PrefixSpecial'); $code .= '$_p_ =& $_parser->GetProcessor($PrefixSpecial);'."\n"; $code .= 'echo $_p_->ProcessParsedTag("'.$tag['name'].'", '.$to_pass.', "$PrefixSpecial", \''.$tag['file'].'\', '.$tag['line'].');'."\n"; } else { $prefix = $tag['prefix']; $code .= '$_p_ =& $_parser->GetProcessor("'.$tag['prefix'].'");'."\n"; $code .= 'echo $_p_->ProcessParsedTag("'.$tag['name'].'", '.$to_pass.', "'.$tag['prefix'].'", \''.$tag['file'].'\', '.$tag['line'].');'."\n"; } if (array_key_exists('result_to_var', $tag['NP']) && $tag['NP']['result_to_var']) { $code .= "\$params['{$tag['NP']['result_to_var']}'] = \$_parser->GetParam('{$tag['NP']['result_to_var']}');\n"; $code .= "\${$tag['NP']['result_to_var']} = \$params['{$tag['NP']['result_to_var']}'];\n"; } if ($prefix && strpos($prefix, '$') === false) { $p =& $this->GetProcessor($prefix); if (!is_object($p) || !$p->CheckTag($tag['name'], $tag['prefix'])) { $error_msg = 'Unknown tag: ' . $this->TagInfo($tag) . ' - incorrect tag name or prefix'; throw new ParserException($error_msg, 0, null, $tag); return false; } } return $code; } function CheckTemplate($t, $silent = null) { $pre_parsed = $this->Application->TemplatesCache->GetPreParsed($t); if (!$pre_parsed) { if (!$silent) { throw new ParserException('Cannot include "' . $t . '" - file does not exist'); } return false; } $force_compile = defined('DBG_NPARSER_FORCE_COMPILE') && DBG_NPARSER_FORCE_COMPILE; if (!$pre_parsed || !$pre_parsed['active'] || $force_compile) { $inc_parser = new NParser(); if ($force_compile) { // remove Front-End theme markings during total compilation $t = preg_replace('/^theme:.*?\//', '', $t); } if (!$inc_parser->Compile($pre_parsed, $t)) { return false; } } return $pre_parsed; } function Run($t, $silent = null) { if ((strpos($t, '../') !== false) || (trim($t) !== $t)) { // when relative paths or special chars are found template names from url, then it's hacking attempt return false; } $pre_parsed = $this->CheckTemplate($t, $silent); if (!$pre_parsed) { return false; } $backup_template = $this->TemplateName; $backup_fullpath = $this->TempalteFullPath; $this->TemplateName = $t; $this->TempalteFullPath = $pre_parsed['tname']; if (!isset($backup_template) && $this->CachingEnabled && !$this->UserLoggedIn && !EDITING_MODE) { // this is main page template -> check for page-based aggressive caching settings $output =& $this->RunMainPage($pre_parsed); } else { $output =& $this->Application->TemplatesCache->runTemplate($this, $pre_parsed); } $this->TemplateName = $backup_template; $this->TempalteFullPath = $backup_fullpath; return $output; } function &RunMainPage($pre_parsed) { $page = $this->Application->recallObject('st.-virtual'); /* @var $page kDBItem */ if ($page->isLoaded()) { // page found in database $debug_mode = $this->Application->isDebugMode(); // don't cache debug output $template_path = preg_replace('/^' . preg_quote(FULL_PATH, '/') . '/', '', $this->TempalteFullPath, 1); $element = ($debug_mode ? 'DEBUG_MODE:' : '') . 'file=' . $template_path; $this->FullCachePage = $page->GetDBField('EnablePageCache'); if ($this->FullCachePage && $page->GetDBField('PageCacheKey')) { // page caching enabled -> try to get from cache $cache_key = $this->FormCacheKey($element, $page->GetDBField('PageCacheKey')); $output = $this->getCache($cache_key); if ($output !== false) { return $output; } } // page not cached OR cache expired $output =& $this->Application->TemplatesCache->runTemplate($this, $pre_parsed); $this->generatePageCacheKey($page); if ($this->FullCachePage && $page->GetDBField('PageCacheKey')) { $cache_key = $this->FormCacheKey($element, $page->GetDBField('PageCacheKey')); $this->setCache($cache_key, $output, (int)$page->GetDBField('PageExpiration')); } } else { // page not found in database $output =& $this->Application->TemplatesCache->runTemplate($this, $pre_parsed); } return $output; } /** * Generate page caching key based on prefixes used on it + prefix IDs passed in url * * @param kDBItem $page */ function generatePageCacheKey(&$page) { if (!$page->isLoaded() || $page->GetDBField('OverridePageCacheKey')) { return ; } $page_cache_key = Array (); // nobody resets "m" prefix serial, don't count no user too unset($this->PrefixesInUse['m'], $this->PrefixesInUse['u']); if (array_key_exists('st', $this->PrefixesInUse)) { // prefix "st" serial will never be changed unset($this->PrefixesInUse['st']); $this->PrefixesInUse['c'] = 1; } $prefix_ids = Array (); $prefixes = array_keys($this->PrefixesInUse); asort($prefixes); foreach ($prefixes as $index => $prefix) { $id = $this->Application->GetVar($prefix . '_id'); if (is_numeric($id)) { if (defined('DEBUG_MODE') && DEBUG_MODE && $this->Application->isDebugMode()) { $this->Application->Debugger->appendHTML('Found: "' . $prefix . '_id" = ' . $id . ' during PageCacheKey forming.'); } $prefix_ids[] = $prefix; unset($prefixes[$index]); } } if ($prefix_ids) { $page_cache_key[] = 'prefix_id:' . implode(',', $prefix_ids); } if ($prefixes) { $page_cache_key[] = 'prefix:' . implode(',', $prefixes); } $page_cache_key = implode(';', $page_cache_key); if ($page_cache_key != $page->GetOriginalField('PageCacheKey')) { if (defined('DEBUG_MODE') && DEBUG_MODE && $this->Application->isDebugMode()) { $this->Application->Debugger->appendHTML('Canging PageCacheKey from "' . $page->GetOriginalField('PageCacheKey') . '" to "' . $page_cache_key . '".'); } $page->SetDBField('PageCacheKey', $page_cache_key); // don't use kDBItem::Update(), because it will change ModifiedById to current front-end user $sql = 'UPDATE ' . $page->TableName . ' SET PageCacheKey = ' . $this->Conn->qstr($page_cache_key) . ' WHERE ' . $page->IDField . ' = ' . $page->GetID(); $this->Conn->Query($sql); } } /** * Creates tag processor and stores it in local cache + factory * * @param string $prefix * @return kTagProcessor */ function &GetProcessor($prefix) { static $processors = Array (); if ( !isset($processors[$prefix]) ) { $processors[$prefix] = $this->Application->recallObject($prefix . '_TagProcessor'); } return $processors[$prefix]; } /** * Not tag. Method for parameter selection from list in this TagProcessor * * @param Array $params * @param Array $possible_names * * @return string * @access protected */ protected function SelectParam($params, $possible_names) { if ( !is_array($params) ) { return ''; } if ( !is_array($possible_names) ) { $possible_names = explode(',', $possible_names); } foreach ($possible_names as $name) { if ( isset($params[$name]) ) { return $params[$name]; } } return ''; } function SetParams($params) { $this->Params = $params; $keys = array_keys($this->Params); } function GetParam($name) { return isset($this->Params[$name]) ? $this->Params[$name] : false; } function SetParam($name, $value) { $this->Params[$name] = $value; } function PushParams($params) { $this->ParamsStack[$this->ParamsLevel++] = $this->Params; $this->Params = $params; } function PopParams() { $this->Params = $this->ParamsStack[--$this->ParamsLevel]; } function ParseBlock($params, $pass_params=false) { if (array_key_exists('cache_timeout', $params) && $params['cache_timeout']) { $ret = $this->getCache( $this->FormCacheKey('element_' . $params['name']) ); if ($ret) { return $ret; } } if (substr($params['name'], 0, 5) == 'html:') { return substr($params['name'], 5); } if (!array_key_exists($params['name'], $this->Elements) && array_key_exists('default_element', $params)) { // when given element not found, but default element name given, then render it instead $params['name'] = $params['default_element']; unset($params['default_element']); return $this->ParseBlock($params, $pass_params); } $original_params = $params; if ($pass_params || isset($params['pass_params'])) $params = array_merge($this->Params, $params); $this->PushParams($params); $data_exists_bak = $this->DataExists; // if we are parsing design block and we have block_no_data - we need to wrap block_no_data into design, // so we should set DataExists to true manually, otherwise the design block will be skipped because of data_exists in params (by Kostja) // // keep_data_exists is used by block RenderElement (always added in ntags.php), to keep the DataExists value // from inside-content block, otherwise when parsing the design block DataExists will be reset to false resulting missing design block (by Kostja) // // Inside-content block parsing result is given to design block in "content" parameter (ntags.php) and "keep_data_exists" // is only passed, when parsing design block. In case, when $this->DataExists is set to true, but // zero-length content (in 2 cases: method NParser::CheckNoData set it OR really empty block content) // is returned from inside-content block, then design block also should not be shown (by Alex) $this->DataExists = (isset($params['keep_data_exists']) && isset($params['content']) && $params['content'] != '' && $this->DataExists) || (isset($params['design']) && isset($params['block_no_data']) && $params['name'] == $params['design']); if (!array_key_exists($params['name'], $this->Elements)) { $pre_parsed = $this->Application->TemplatesCache->GetPreParsed($params['name']); if ($pre_parsed) { $ret = $this->IncludeTemplate($params); if (array_key_exists('no_editing', $params) && $params['no_editing']) { // when individual render element don't want to be edited return $ret; } return defined('EDITING_MODE') ? $this->DecorateBlock($ret, $params, true) : $ret; } $trace_results = debug_backtrace(); $error_tag = Array ( 'file' => $trace_results[0]['file'], 'line' => $trace_results[0]['line'], ); $error_msg = 'Rendering of undefined element ' . $params['name'] . ''; throw new ParserException($error_msg, 0, null, $error_tag); return false; } $m_processor =& $this->GetProcessor('m'); $flag_values = $m_processor->PreparePostProcess($params); $f_name = $this->Elements[$params['name']]; /* @var $f_name Closure */ $ret = $f_name($this, $params); $ret = $m_processor->PostProcess($ret, $flag_values); $block_params = $this->Params; // input parameters, but modified inside rendered block $this->PopParams(); if (array_key_exists('result_to_var', $flag_values) && $flag_values['result_to_var']) { // when "result_to_var" used inside ParseBlock, then $$result_to_var parameter is set inside ParseBlock, // but not outside it as expected and got lost at all after PopParams is called, so make it work by // setting it's value on current parameter deep level (from where ParseBlock was called) $this->SetParam($flag_values['result_to_var'], $block_params[ $flag_values['result_to_var'] ]); } $this->CheckNoData($ret, $params); $this->DataExists = $data_exists_bak || $this->DataExists; if (array_key_exists('cache_timeout', $original_params) && $original_params['cache_timeout']) { $cache_key = $this->FormCacheKey('element_' . $original_params['name']); $this->setCache($cache_key, $ret, (int)$original_params['cache_timeout']); } if (array_key_exists('no_editing', $block_params) && $block_params['no_editing']) { // when individual render element don't want to be edited return $ret; } return defined('EDITING_MODE') ? $this->DecorateBlock($ret, $params) : $ret; } /** * Checks, that given block is defined * * @param string $name * @return bool */ function blockFound($name) { return array_key_exists($name, $this->Elements); } function DecorateBlock($block_content, $block_params, $is_template = false) { static $used_ids = Array (), $base_url = null; if (!isset($base_url)) { $base_url = $this->Application->BaseURL(); } // $prepend = '[name: ' . $block_params['name'] . '] [params: ' . implode(', ', array_keys($block_params)) . ']'; $decorate = false; $design = false; if (EDITING_MODE == EDITING_MODE_DESIGN) { $decorate = true; if ($is_template) { // content inside pair RenderElement tag } else { if (strpos($block_params['name'], '__capture_') === 0) { // capture tag (usually inside pair RenderElement) $decorate = false; } elseif (array_key_exists('content', $block_params)) { // pair RenderElement (on template, were it's used) $design = true; } } } if (!$decorate) { return $block_content; } /*else { $block_content = $prepend . $block_content; }*/ $block_name = $block_params['name']; $function_name = $is_template ? $block_name : $this->Elements[$block_name]; $block_title = ''; if (array_key_exists($function_name, $this->Application->Parser->ElementLocations)) { $element_location = $this->Application->Parser->ElementLocations[$function_name]; $block_title .= $element_location['template'] . '.tpl'; $block_title .= ' (' . $element_location['start_pos'] . ' - ' . $element_location['end_pos'] . ')'; } // ensure unique id for every div (used from print lists) $container_num = 1; $container_id = 'parser_block[' . $function_name . ']'; while (in_array($container_id . '_' . $container_num, $used_ids)) { $container_num++; } $container_id .= '_' . $container_num; $used_ids[] = $container_id; // prepare parameter string $param_string = $block_name . ':' . $function_name; if ($design) { $btn_text = $this->_btnPhrases['design']; $btn_class = 'cms-edit-design-btn'; $btn_container_class = 'block-edit-design-btn-container'; $btn_name = 'design'; } else { $btn_text = $this->_btnPhrases['block']; $btn_class = 'cms-edit-block-btn'; $btn_container_class = 'block-edit-block-btn-container'; $btn_name = 'content'; } $icon_url = $base_url . 'core/admin_templates/img/top_frame/icons/' . $btn_name . '_mode.png'; $block_editor = '
%s
'; // 1 - text before, 2 - open tag, 3 - open tag attributes, 4 - content inside tag, 5 - closing tag, 6 - text after closing tag if (preg_match('/^(\s*)<(td|span)(.*?)>(.*)<\/(td|span)>(.*)$/is', $block_content, $regs)) { // div inside span -> put div outside span return $regs[1] . '<' . $regs[2] . ' ' . $regs[3] . '>' . str_replace('%s', $regs[4], $block_editor) . '' . $regs[6]; } return str_replace('%s', $block_content, $block_editor); } function IncludeTemplate($params, $silent=null) { $t = is_array($params) ? $this->SelectParam($params, 't,template,block,name') : $params; $cache_timeout = array_key_exists('cache_timeout', $params) ? $params['cache_timeout'] : false; if ($cache_timeout) { $cache_key = $this->FormCacheKey('template:' . $t); $ret = $this->getCache($cache_key); if ($ret !== false) { return $ret; } } $t = preg_replace('/\.tpl$/', '', $t); $data_exists_bak = $this->DataExists; $this->DataExists = false; if (!isset($silent) && array_key_exists('is_silent', $params)) { $silent = $params['is_silent']; } if (isset($params['pass_params'])) { // ability to pass params from block to template $params = array_merge($this->Params, $params); } $m_processor =& $this->GetProcessor('m'); $flag_values = $m_processor->PreparePostProcess($params); $this->PushParams($params); $ret = $this->Run($t, $silent); $this->PopParams(); $ret = $m_processor->PostProcess($ret, $flag_values); $this->CheckNoData($ret, $params); $this->DataExists = $data_exists_bak || $this->DataExists; if ($cache_timeout) { $this->setCache($cache_key, $ret, (int)$cache_timeout); } return $ret; } function CheckNoData(&$ret, $params) { if (array_key_exists('data_exists', $params) && $params['data_exists'] && !$this->DataExists) { $block_no_data = isset($params['BlockNoData']) ? $params['BlockNoData'] : (isset($params['block_no_data']) ? $params['block_no_data'] : false); if ($block_no_data) { $ret = $this->ParseBlock(array('name'=>$block_no_data)); } else { $ret = ''; } } } function getCache($name) { if (!$this->CachingEnabled) { return false; } $ret = $this->Application->getCache($name, false); if (preg_match('/^\[DE_MARK:(.*?)\]$/', substr($ret, -11), $regs)) { $this->DataExists = $regs[1] ? true : false; $ret = substr($ret, 0, -11); } return $ret; } function setCache($name, $value, $expiration = 0) { if (!$this->CachingEnabled) { return false; } // remeber DataExists in cache, because after cache will be restored // it will not be available naturally (no tags, that set it will be called) $value .= '[DE_MARK:' . (int)$this->DataExists . ']'; return $this->Application->setCache($name, $value, $expiration); } function FormCacheKey($element, $key_string = '') { if (strpos($key_string, 'guest_only') !== false && $this->UserLoggedIn) { // don't cache, when user is logged-in "guest_only" is specified in key return ''; } $parts = Array (); // 1. replace INLINE variable (from request) into key parts if (preg_match_all('/\(%(.*?)\)/', $key_string, $regs)) { // parts in form "(%variable_name)" were found foreach ($regs[1] as $variable_name) { $variable_value = $this->Application->GetVar($variable_name); $key_string = str_replace('(%' . $variable_name . ')', $variable_value, $key_string); } } // 2. replace INLINE serial numbers (they may not be related to any prefix at all) // Serial number also could be composed of inline variables! if (preg_match_all('/\[%(.*?)%\]/', $key_string, $regs)) { // format "[%LangSerial%]" - prefix-wide serial in case of any change in "lang" prefix // format "[%LangIDSerial:5%]" - one id-wide serial in case of data, associated with given id was changed // format "[%CiIDSerial:ItemResourceId:5%]" - foreign key-based serial in case of data, associated with given foreign key was changed foreach ($regs[1] as $serial_name) { $serial_value = $this->Application->getCache('[%' . $serial_name . '%]'); $key_string = str_replace('[%' . $serial_name . '%]', '[%' . $serial_name . '=' . $serial_value . '%]', $key_string); } } /* Always add: =========== * "var:m_lang" - show content on current language * "var:t" - template from url, used to differ multiple pages using same physical template (like as design) * "var:admin,editing_mode" - differ cached content when different editing modes are used * "var:m_cat_id,m_cat_page" - pass current category * "var:page,per_page,sort_by" - list pagination/sorting parameters * "prefix:theme-file" - to be able to reset all cached templated using "Rebuild Theme Files" function * "prefix:phrases" - use latest phrase translations * "prefix:conf" - output could slighly differ based on configuration settings */ $key_string = rtrim('var:m_lang,t,admin,editing_mode,m_cat_id,m_cat_page,page,per_page,sort_by;prefix:theme-file,phrases,conf;' . $key_string, ';'); $keys = explode(';', $key_string); /* Possible parts of a $key_string (all can have multiple occurencies): ==================================================================== * prefix:[,,] - include global serial for given prefix(-es) * skip_prefix:[,,] - exclude global serial for given prefix(-es) * prefix_id:[,,] - include id-based serial for given prefix(-es) * skip_prefix_id:[,,] - exclude id-based serial for given prefix(-es) * var:[,,] - include request variable value(-s) * skip_var:[,,] - exclude request variable value(-s) * (%variable_name) - include request variable value (only value without variable name ifself, like in "var:variable_name") * [%SerialName%] - use to retrieve serial value in free form */ // 3. get variable names, prefixes and prefix ids, that should be skipped $skip_prefixes = $skip_prefix_ids = $skip_variables = Array (); foreach ($keys as $index => $key) { if (preg_match('/^(skip_var|skip_prefix|skip_prefix_id):(.*?)$/i', $key, $regs)) { unset($keys[$index]); $tmp_parts = explode(',', $regs[2]); switch ($regs[1]) { case 'skip_var': $skip_variables = array_merge($skip_variables, $tmp_parts); break; case 'skip_prefix': $skip_prefixes = array_merge($skip_prefixes, $tmp_parts); break; case 'skip_prefix_id': $skip_prefix_ids = array_merge($skip_prefix_ids, $tmp_parts); break; } } } $skip_prefixes = array_unique($skip_prefixes); $skip_variables = array_unique($skip_variables); $skip_prefix_ids = array_unique($skip_prefix_ids); // 4. process keys foreach ($keys as $key) { if (preg_match('/^(var|prefix|prefix_id):(.*?)$/i', $key, $regs)) { $tmp_parts = explode(',', $regs[2]); switch ($regs[1]) { case 'var': // format: "var:country_id" will become "country_id=" $tmp_parts = array_diff($tmp_parts, $skip_variables); foreach ($tmp_parts as $variable_name) { $variable_value = $this->Application->GetVar($variable_name); if ($variable_value !== false) { $parts[] = $variable_name . '=' . $variable_value; } } break; case 'prefix': // format: "prefix:country" will become "[%CountrySerial%]" $tmp_parts = array_diff($tmp_parts, $skip_prefixes); foreach ($tmp_parts as $prefix) { $serial_name = $this->Application->incrementCacheSerial($prefix, null, false); $parts[] = '[%' . $serial_name . '=' . $this->Application->getCache($serial_name) . '%]'; if (!$this->RewriteUrls) { // add env-style page and per-page variable, when mod-rewrite is off $prefix_variables = Array ($prefix . '_Page', $prefix . '_PerPage'); foreach ($prefix_variables as $variable_name) { $variable_value = $this->Application->GetVar($variable_name); if ($variable_value !== false) { $parts[] = $variable_name . '=' . $variable_value; } } } } break; case 'prefix_id': // format: "id:country" will become "[%CountryIDSerial:5%]" $tmp_parts = array_diff($tmp_parts, $skip_prefix_ids); foreach ($tmp_parts as $prefix_id) { $id = $this->Application->GetVar($prefix_id . '_id'); if ($id !== false) { $serial_name = $this->Application->incrementCacheSerial($prefix_id, $id, false); $parts[] = '[%' . $serial_name . '=' . $this->Application->getCache($serial_name) . '%]'; } } break; } } elseif ($key == 'currency') { // based on current currency $parts[] = 'curr_iso=' . $this->Application->RecallVar('curr_iso'); } elseif ($key == 'groups') { // based on logged-in user groups $parts[] = 'groups=' . $this->Application->RecallVar('UserGroups'); } elseif ($key == 'guest_only') { // we know this key, but process it at method beginning } else { throw new ParserException('Unknown key part "' . $key . '" used in "key" parameter of tag'); } } // 5. add unique given cache key identifier on this page $parts[] = $element; $key = implode(':', $parts); if (defined('DEBUG_MODE') && DEBUG_MODE && $this->Application->isDebugMode()) { $this->Application->Debugger->appendHTML('Parser Key: ' . $key); } return 'parser_' . crc32($key); } function PushPointer($pointer, $key) { $cache_key = $this->FullCachePage || !$this->CachingEnabled ? '' : $this->FormCacheKey('pointer:' . $pointer, $key); $this->CachePointers[++$this->CacheLevel] = $cache_key; return $this->CachePointers[$this->CacheLevel]; } function PopPointer() { return $this->CachePointers[$this->CacheLevel--]; } function CacheStart($pointer, $key) { $pointer = $this->PushPointer($pointer, $key); if ($pointer) { $ret = $this->getCache($pointer); $debug_mode = defined('DEBUG_MODE') && DEBUG_MODE && $this->Application->isDebugMode(); if ($ret !== false) { echo $debug_mode ? '' . $ret . '' : $ret; $this->PopPointer(); return true; } if ($debug_mode) { echo ''; } } ob_start(); return false; } function CacheEnd($expiration = 0) { $ret = ob_get_clean(); $pointer = $this->PopPointer(); if ($pointer) { $res = $this->setCache($pointer, $ret, $expiration); if (defined('DEBUG_MODE') && DEBUG_MODE && $this->Application->isDebugMode()) { echo ''; } } echo $ret; } /** * Performs compression of given files or text * * @param mixed $data * @param bool $raw_script * @param string $file_extension * @return string */ function CompressScript($data, $raw_script = false, $file_extension = '') { $minify_helper = $this->Application->recallObject('MinifyHelper'); /* @var $minify_helper MinifyHelper */ if ($raw_script) { $minify_helper->compressString($data, $file_extension); return $data; } return $minify_helper->CompressScriptTag($data); } } class ParserException extends Exception { public function __construct($message = null, $code = 0, $previous = null, $tag = null) { parent::__construct($message, $code, $previous); if ( isset($tag) ) { $this->file = $tag['file']; $this->line = $tag['line']; } } }