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<?php
/**
* @file index.php
*
* @brief The main entry point to the application.
*
* Bootstrap the application, load configuration, load modules, load theme, etc.
*/
/*
* bootstrap the application
*/
require_once('boot.php');
if(file_exists('.htsite.php'))
include('.htsite.php');
// our global App object
$a = new App;
/*
* Load the configuration file which contains our DB credentials.
* Ignore errors. If the file doesn't exist or is empty, we are running in
* installation mode.
*/
$a->install = ((file_exists('.htconfig.php') && filesize('.htconfig.php')) ? false : true);
@include('.htconfig.php');
if(! defined('UNO'))
define('UNO', 0);
$a->timezone = ((x($default_timezone)) ? $default_timezone : 'UTC');
date_default_timezone_set($a->timezone);
/*
* Try to open the database;
*/
require_once('include/dba/dba_driver.php');
if(! $a->install) {
$db = dba_factory($db_host, $db_port, $db_user, $db_pass, $db_data, $db_type, $a->install);
if(! $db->connected) {
system_unavailable();
}
unset($db_host, $db_port, $db_user, $db_pass, $db_data, $db_type);
/**
* Load configs from db. Overwrite configs from .htconfig.php
*/
load_config('config');
load_config('system');
load_config('feature');
require_once('include/session.php');
load_hooks();
call_hooks('init_1');
$a->language = get_best_language();
load_translation_table($a->language);
// Force the cookie to be secure (https only) if this site is SSL enabled. Must be done before session_start().
if(intval($a->config['system']['ssl_cookie_protection'])) {
$arr = session_get_cookie_params();
session_set_cookie_params(
((isset($arr['lifetime'])) ? $arr['lifetime'] : 0),
((isset($arr['path'])) ? $arr['path'] : '/'),
((isset($arr['domain'])) ? $arr['domain'] : $a->get_hostname()),
((isset($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) == 'on') ? true : false),
((isset($arr['httponly'])) ? $arr['httponly'] : true));
}
}
else {
// load translations but do not check plugins as we have no database
$a->language = get_best_language();
load_translation_table($a->language,true);
}
/**
*
* Important stuff we always need to do.
*
* The order of these may be important so use caution if you think they're all
* intertwingled with no logical order and decide to sort it out. Some of the
* dependencies have changed, but at least at one time in the recent past - the
* order was critical to everything working properly
*
*/
session_start();
/**
* Language was set earlier, but we can over-ride it in the session.
* We have to do it here because the session was just now opened.
*/
if(array_key_exists('system_language',$_POST)) {
if(strlen($_POST['system_language']))
$_SESSION['language'] = $_POST['system_language'];
else
unset($_SESSION['language']);
}
if((x($_SESSION, 'language')) && ($_SESSION['language'] !== $lang)) {
$a->language = $_SESSION['language'];
load_translation_table($a->language);
}
if((x($_GET,'zid')) && (! $a->install)) {
$a->query_string = strip_zids($a->query_string);
if(! local_channel()) {
$_SESSION['my_address'] = $_GET['zid'];
zid_init($a);
}
}
if((x($_SESSION, 'authenticated')) || (x($_POST, 'auth-params')) || ($a->module === 'login'))
require('include/auth.php');
if(! x($_SESSION, 'sysmsg'))
$_SESSION['sysmsg'] = array();
if(! x($_SESSION, 'sysmsg_info'))
$_SESSION['sysmsg_info'] = array();
/*
* check_config() is responsible for running update scripts. These automatically
* update the DB schema whenever we push a new one out. It also checks to see if
* any plugins have been added or removed and reacts accordingly.
*/
if($a->install) {
/* Allow an exception for the view module so that pcss will be interpreted during installation */
if($a->module != 'view')
$a->module = 'setup';
}
else
check_config($a);
nav_set_selected('nothing');
$arr = array('app_menu' => $a->get_apps());
call_hooks('app_menu', $arr);
$a->set_apps($arr['app_menu']);
$Router = new Zotlabs\Web\Router($a);
/* initialise content region */
if(! x($a->page, 'content'))
$a->page['content'] = '';
if(! ($a->module === 'setup')) {
/* set JS cookie */
if($_COOKIE['jsAvailable'] != 1) {
$a->page['content'] .= '<script>document.cookie="jsAvailable=1; path=/"; var jsMatch = /\&JS=1/; if (!jsMatch.exec(location.href)) { location.href = location.href + "&JS=1"; }</script>';
/* emulate JS cookie if cookies are not accepted */
if ($_GET['JS'] == 1) {
$_COOKIE['jsAvailable'] = 1;
}
}
call_hooks('page_content_top', $a->page['content']);
}
$Router->Dispatch($a);
// If you're just visiting, let javascript take you home
if(x($_SESSION, 'visitor_home')) {
$homebase = $_SESSION['visitor_home'];
} elseif(local_channel()) {
$homebase = $a->get_baseurl() . '/channel/' . $a->channel['channel_address'];
}
if(isset($homebase)) {
$a->page['content'] .= '<script>var homebase = "' . $homebase . '";</script>';
}
// now that we've been through the module content, see if the page reported
// a permission problem and if so, a 403 response would seem to be in order.
if(stristr(implode("", $_SESSION['sysmsg']), t('Permission denied'))) {
header($_SERVER['SERVER_PROTOCOL'] . ' 403 ' . t('Permission denied.'));
}
call_hooks('page_end', $a->page['content']);
construct_page($a);
session_write_close();
exit;
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