_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();
}
}
