_sanitise_environment(); try { // load base files ctx_log_start("Opening files"); $files = array_merge(zglob("core/*.php"), zglob("ext/{" . ENABLED_EXTS . "}/main.php")); foreach ($files as $filename) { require_once $filename; } ctx_log_endok(); ctx_log_start("Connecting to DB"); // connect to the database $database = new Database(); $config = new DatabaseConfig($database); ctx_log_endok(); // load the theme parts ctx_log_start("Loading themelets"); foreach (_get_themelet_files(get_theme()) as $themelet) { require_once $themelet; } ctx_log_endok(); _load_extensions(); // start the page generation waterfall $page = class_exists("CustomPage") ? new CustomPage() : new Page(); $user = _get_user(); send_event(new InitExtEvent()); if (!is_cli()) { // web request send_event(new PageRequestEvent(@$_GET["q"])); $page->display(); } else { // command line request
function _load_extensions() { global $_event_listeners; ctx_log_start("Loading extensions"); if (COMPILE_ELS && file_exists("data/cache/event_listeners.php")) { require_once "data/cache/event_listeners.php"; } else { _set_event_listeners(get_declared_classes()); if (COMPILE_ELS) { _dump_event_listeners($_event_listeners, data_path("cache/event_listeners.php")); } } ctx_log_endok(); }
if (preg_match("/themes\\/{$_theme}\\/(.*)\\.theme\\.php/", $filename, $m) && in_array("ext/{$m[1]}/theme.php", $themelets)) { require_once $filename; } } } ctx_log_endok(); // initialise the extensions foreach (get_declared_classes() as $class) { if (is_subclass_of($class, "SimpleExtension")) { $c = new $class(); $c->i_am($c); add_event_listener($c, $c->get_priority()); } } ctx_log_endok("Initialisation"); ctx_log_start("Page generation"); // start the page generation waterfall $page = class_exists("CustomPage") ? new CustomPage() : new Page(); $user = _get_user($config, $database); send_event(new InitExtEvent()); send_event(_get_page_request()); $page->display(); ctx_log_endok("Page generation"); $database->db->commit(); _end_cache(); ctx_log_endok(); } catch (Exception $e) { $version = VERSION; $message = $e->getMessage(); //$trace = var_dump($e->getTrace()); header("HTTP/1.0 500 Internal Error");
* There are four global variables which are pretty essential to most extensions: * * \li $config -- some variety of Config subclass * \li $database -- a Database object used to get raw SQL access * \li $page -- a Page to holds all the loose bits of extension output * \li $user -- the currently logged in User * * Each of these can be imported at the start of a function with eg "global $page, $user;" */ if (!file_exists("data/config/shimmie.conf.php")) { header("Location: install.php"); exit; } try { require_once "core/_bootstrap.inc.php"; ctx_log_start(@$_SERVER["REQUEST_URI"], true, true); // start the page generation waterfall $user = _get_user(); if (PHP_SAPI === 'cli') { send_event(new CommandEvent($argv)); } else { send_event(new PageRequestEvent(_get_query())); $page->display(); } // saving cache data and profiling data to disk can happen later if (function_exists("fastcgi_finish_request")) { fastcgi_finish_request(); } $database->commit(); ctx_log_endok(); } catch (Exception $e) {
/** * Send an event to all registered Extensions */ function send_event(Event $event) { global $_event_listeners, $_event_count; ctx_log_start(get_class($event)); $my_event_listeners = $_event_listeners; // http://bugs.php.net/bug.php?id=35106 ksort($my_event_listeners); foreach ($my_event_listeners as $listener) { ctx_log_start(get_class($listener)); $listener->receive_event($event); ctx_log_endok(); } $_event_count++; ctx_log_endok(); }
/** * Send an event to all registered Extensions. * * @param Event $event */ function send_event(Event $event) { global $_shm_event_listeners, $_shm_event_count; if (!isset($_shm_event_listeners[get_class($event)])) { return; } $method_name = "on" . str_replace("Event", "", get_class($event)); // send_event() is performance sensitive, and with the number // of times context gets called the time starts to add up $ctx = constant('CONTEXT'); if ($ctx) { ctx_log_start(get_class($event)); } // SHIT: http://bugs.php.net/bug.php?id=35106 $my_event_listeners = $_shm_event_listeners[get_class($event)]; ksort($my_event_listeners); foreach ($my_event_listeners as $listener) { if ($ctx) { ctx_log_start(get_class($listener)); } if (method_exists($listener, $method_name)) { $listener->{$method_name}($event); } if ($ctx) { ctx_log_endok(); } } $_shm_event_count++; if ($ctx) { ctx_log_endok(); } }