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"]));
$page->display();
} else {
// command line request
send_event(new CommandEvent($argv));
}
// 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 $e) {
if ($database) {
$database->rollback();
}
_fatal_error($e);
ctx_log_ender();
}
/**
* 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();
}
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();
}
/**
* 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();
}
}