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Move index.php content to App->runFrontend

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- Replace all x() by !empty() in App
- Replace all killme() with exit()
This commit is contained in:
Hypolite Petovan 2018-10-21 22:24:47 -04:00
commit 279196959c
3 changed files with 480 additions and 539 deletions
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index.php
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@ -4,482 +4,12 @@
* Friendica
*/
/**
* Bootstrap the application
*/
use Friendica\App;
use Friendica\Content\Nav;
use Friendica\Core\Addon;
use Friendica\Core\Config;
use Friendica\Core\L10n;
use Friendica\Core\Session;
use Friendica\Core\System;
use Friendica\Core\Theme;
use Friendica\Core\Worker;
use Friendica\Database\DBA;
use Friendica\Model\Profile;
use Friendica\Module\Login;
require_once 'boot.php';
// We assume that the index.php is called by a frontend process
// The value is set to "true" by default in boot.php
// The value is set to "true" by default in App
$a = new App(__DIR__, false);
/**
* Try to open the database;
*/
require_once "include/dba.php";
// Missing DB connection: ERROR
if ($a->getMode()->has(App\Mode::LOCALCONFIGPRESENT) && !$a->getMode()->has(App\Mode::DBAVAILABLE)) {
System::httpExit(500, ['title' => 'Error 500 - Internal Server Error', 'description' => 'Apologies but the website is unavailable at the moment.']);
}
// Max Load Average reached: ERROR
if ($a->isMaxProcessesReached() || $a->isMaxLoadReached()) {
header('Retry-After: 120');
header('Refresh: 120; url=' . System::baseUrl() . "/" . $a->query_string);
System::httpExit(503, ['title' => 'Error 503 - Service Temporarily Unavailable', 'description' => 'System is currently overloaded. Please try again later.']);
}
if (strstr($a->query_string, '.well-known/host-meta') && ($a->query_string != '.well-known/host-meta')) {
System::httpExit(404);
}
if (!$a->getMode()->isInstall()) {
if (Config::get('system', 'force_ssl') && ($a->getScheme() == "http")
&& (intval(Config::get('system', 'ssl_policy')) == SSL_POLICY_FULL)
&& (substr(System::baseUrl(), 0, 8) == "https://")
&& ($_SERVER['REQUEST_METHOD'] == 'GET')) {
header("HTTP/1.1 302 Moved Temporarily");
header("Location: " . System::baseUrl() . "/" . $a->query_string);
exit();
}
Config::init();
Session::init();
Addon::loadHooks();
Addon::callHooks('init_1');
}
$lang = L10n::getBrowserLanguage();
L10n::loadTranslationTable($lang);
/**
* 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
*/
// Exclude the backend processes from the session management
if (!$a->isBackend()) {
$stamp1 = microtime(true);
session_start();
$a->saveTimestamp($stamp1, "parser");
} else {
$_SESSION = [];
Worker::executeIfIdle();
}
/**
* Language was set earlier, but we can over-ride it in the session.
* We have to do it here because the session was just now opened.
*/
if (!empty($_SESSION['authenticated']) && empty($_SESSION['language'])) {
$_SESSION['language'] = $lang;
// we haven't loaded user data yet, but we need user language
if (!empty($_SESSION['uid'])) {
$user = DBA::selectFirst('user', ['language'], ['uid' => $_SESSION['uid']]);
if (DBA::isResult($user)) {
$_SESSION['language'] = $user['language'];
}
}
}
if (!empty($_SESSION['language']) && $_SESSION['language'] !== $lang) {
$lang = $_SESSION['language'];
L10n::loadTranslationTable($lang);
}
if (!empty($_GET['zrl']) && $a->getMode()->isNormal()) {
$a->query_string = Profile::stripZrls($a->query_string);
if (!local_user()) {
// Only continue when the given profile link seems valid
// Valid profile links contain a path with "/profile/" and no query parameters
if ((parse_url($_GET['zrl'], PHP_URL_QUERY) == "") &&
strstr(parse_url($_GET['zrl'], PHP_URL_PATH), "/profile/")) {
if (defaults($_SESSION, "visitor_home", "") != $_GET["zrl"]) {
$_SESSION['my_url'] = $_GET['zrl'];
$_SESSION['authenticated'] = 0;
}
Profile::zrlInit($a);
} else {
// Someone came with an invalid parameter, maybe as a DDoS attempt
// We simply stop processing here
logger("Invalid ZRL parameter " . $_GET['zrl'], LOGGER_DEBUG);
header('HTTP/1.1 403 Forbidden');
echo "<h1>403 Forbidden</h1>";
exit();
}
}
}
if (!empty($_GET['owt']) && $a->getMode()->isNormal()) {
$token = $_GET['owt'];
$a->query_string = Profile::stripQueryParam($a->query_string, 'owt');
Profile::openWebAuthInit($token);
}
/**
* For Mozilla auth manager - still needs sorting, and this might conflict with LRDD header.
* Apache/PHP lumps the Link: headers into one - and other services might not be able to parse it
* this way. There's a PHP flag to link the headers because by default this will over-write any other
* link header.
*
* What we really need to do is output the raw headers ourselves so we can keep them separate.
*/
// header('Link: <' . System::baseUrl() . '/amcd>; rel="acct-mgmt";');
Login::sessionAuth();
if (empty($_SESSION['authenticated'])) {
header('X-Account-Management-Status: none');
}
$_SESSION['sysmsg'] = defaults($_SESSION, 'sysmsg' , []);
$_SESSION['sysmsg_info'] = defaults($_SESSION, 'sysmsg_info' , []);
$_SESSION['last_updated'] = defaults($_SESSION, 'last_updated', []);
/*
* 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 addons have been added or removed and reacts accordingly.
*/
// in install mode, any url loads install module
// but we need "view" module for stylesheet
if ($a->getMode()->isInstall() && $a->module != 'view') {
$a->module = 'install';
} elseif (!$a->getMode()->has(App\Mode::MAINTENANCEDISABLED) && $a->module != 'view') {
$a->module = 'maintenance';
} else {
$a->checkURL();
check_db(false);
Addon::check();
}
Nav::setSelected('nothing');
//Don't populate apps_menu if apps are private
$privateapps = Config::get('config', 'private_addons');
if ((local_user()) || (! $privateapps === "1")) {
$arr = ['app_menu' => $a->apps];
Addon::callHooks('app_menu', $arr);
$a->apps = $arr['app_menu'];
}
/**
* We have already parsed the server path into $a->argc and $a->argv
*
* $a->argv[0] is our module name. We will load the file mod/{$a->argv[0]}.php
* and use it for handling our URL request.
* The module file contains a few functions that we call in various circumstances
* and in the following order:
*
* "module"_init
* "module"_post (only called if there are $_POST variables)
* "module"_afterpost
* "module"_content - the string return of this function contains our page body
*
* Modules which emit other serialisations besides HTML (XML,JSON, etc.) should do
* so within the module init and/or post functions and then invoke killme() to terminate
* further processing.
*/
if (strlen($a->module)) {
/**
* We will always have a module name.
* First see if we have an addon which is masquerading as a module.
*/
// Compatibility with the Android Diaspora client
if ($a->module == 'stream') {
goaway('network?f=&order=post');
}
if ($a->module == 'conversations') {
goaway('message');
}
if ($a->module == 'commented') {
goaway('network?f=&order=comment');
}
if ($a->module == 'liked') {
goaway('network?f=&order=comment');
}
if ($a->module == 'activity') {
goaway('network/?f=&conv=1');
}
if (($a->module == 'status_messages') && ($a->cmd == 'status_messages/new')) {
goaway('bookmarklet');
}
if (($a->module == 'user') && ($a->cmd == 'user/edit')) {
goaway('settings');
}
if (($a->module == 'tag_followings') && ($a->cmd == 'tag_followings/manage')) {
goaway('search');
}
// Compatibility with the Firefox App
if (($a->module == "users") && ($a->cmd == "users/sign_in")) {
$a->module = "login";
}
$privateapps = Config::get('config', 'private_addons');
if (is_array($a->addons) && in_array($a->module, $a->addons) && file_exists("addon/{$a->module}/{$a->module}.php")) {
//Check if module is an app and if public access to apps is allowed or not
if ((!local_user()) && Addon::isApp($a->module) && $privateapps === "1") {
info(L10n::t("You must be logged in to use addons. "));
} else {
include_once "addon/{$a->module}/{$a->module}.php";
if (function_exists($a->module . '_module')) {
Friendica\LegacyModule::setModuleFile("addon/{$a->module}/{$a->module}.php");
$a->module_class = 'Friendica\\LegacyModule';
$a->module_loaded = true;
}
}
}
// Controller class routing
if (! $a->module_loaded && class_exists('Friendica\\Module\\' . ucfirst($a->module))) {
$a->module_class = 'Friendica\\Module\\' . ucfirst($a->module);
$a->module_loaded = true;
}
/**
* If not, next look for a 'standard' program module in the 'mod' directory
* We emulate a Module class through the LegacyModule class
*/
if (! $a->module_loaded && file_exists("mod/{$a->module}.php")) {
Friendica\LegacyModule::setModuleFile("mod/{$a->module}.php");
$a->module_class = 'Friendica\\LegacyModule';
$a->module_loaded = true;
}
/**
* The URL provided does not resolve to a valid module.
*
* On Dreamhost sites, quite often things go wrong for no apparent reason and they send us to '/internal_error.html'.
* We don't like doing this, but as it occasionally accounts for 10-20% or more of all site traffic -
* we are going to trap this and redirect back to the requested page. As long as you don't have a critical error on your page
* this will often succeed and eventually do the right thing.
*
* Otherwise we are going to emit a 404 not found.
*/
if (! $a->module_loaded) {
// Stupid browser tried to pre-fetch our Javascript img template. Don't log the event or return anything - just quietly exit.
if (!empty($_SERVER['QUERY_STRING']) && preg_match('/{[0-9]}/', $_SERVER['QUERY_STRING']) !== 0) {
killme();
}
if (!empty($_SERVER['QUERY_STRING']) && ($_SERVER['QUERY_STRING'] === 'q=internal_error.html') && isset($dreamhost_error_hack)) {
logger('index.php: dreamhost_error_hack invoked. Original URI =' . $_SERVER['REQUEST_URI']);
goaway(System::baseUrl() . $_SERVER['REQUEST_URI']);
}
logger('index.php: page not found: ' . $_SERVER['REQUEST_URI'] . ' ADDRESS: ' . $_SERVER['REMOTE_ADDR'] . ' QUERY: ' . $_SERVER['QUERY_STRING'], LOGGER_DEBUG);
header($_SERVER["SERVER_PROTOCOL"] . ' 404 ' . L10n::t('Not Found'));
$tpl = get_markup_template("404.tpl");
$a->page['content'] = replace_macros($tpl, [
'$message' => L10n::t('Page not found.')
]);
}
}
/**
* Load current theme info
*/
$theme_info_file = 'view/theme/' . $a->getCurrentTheme() . '/theme.php';
if (file_exists($theme_info_file)) {
require_once $theme_info_file;
}
/* initialise content region */
if ($a->getMode()->isNormal()) {
Addon::callHooks('page_content_top', $a->page['content']);
}
/**
* Call module functions
*/
if ($a->module_loaded) {
$a->page['page_title'] = $a->module;
$placeholder = '';
Addon::callHooks($a->module . '_mod_init', $placeholder);
call_user_func([$a->module_class, 'init']);
// "rawContent" is especially meant for technical endpoints.
// This endpoint doesn't need any theme initialization or other comparable stuff.
if (!$a->error) {
call_user_func([$a->module_class, 'rawContent']);
}
if (function_exists(str_replace('-', '_', $a->getCurrentTheme()) . '_init')) {
$func = str_replace('-', '_', $a->getCurrentTheme()) . '_init';
$func($a);
}
if (! $a->error && $_SERVER['REQUEST_METHOD'] === 'POST') {
Addon::callHooks($a->module . '_mod_post', $_POST);
call_user_func([$a->module_class, 'post']);
}
if (! $a->error) {
Addon::callHooks($a->module . '_mod_afterpost', $placeholder);
call_user_func([$a->module_class, 'afterpost']);
}
if (! $a->error) {
$arr = ['content' => $a->page['content']];
Addon::callHooks($a->module . '_mod_content', $arr);
$a->page['content'] = $arr['content'];
$arr = ['content' => call_user_func([$a->module_class, 'content'])];
Addon::callHooks($a->module . '_mod_aftercontent', $arr);
$a->page['content'] .= $arr['content'];
}
if (function_exists(str_replace('-', '_', $a->getCurrentTheme()) . '_content_loaded')) {
$func = str_replace('-', '_', $a->getCurrentTheme()) . '_content_loaded';
$func($a);
}
}
/*
* Create the page head after setting the language
* and getting any auth credentials.
*
* Moved init_pagehead() and init_page_end() to after
* all the module functions have executed so that all
* theme choices made by the modules can take effect.
*/
$a->initHead();
/*
* Build the page ending -- this is stuff that goes right before
* the closing </body> tag
*/
$a->initFooter();
/*
* 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("", $_SESSION['sysmsg']), L10n::t('Permission denied'))) {
header($_SERVER["SERVER_PROTOCOL"] . ' 403 ' . L10n::t('Permission denied.'));
}
/*
* Report anything which needs to be communicated in the notification area (before the main body)
*/
Addon::callHooks('page_end', $a->page['content']);
/*
* Add the navigation (menu) template
*/
if ($a->module != 'install' && $a->module != 'maintenance') {
Nav::build($a);
}
/**
* Build the page - now that we have all the components
*/
if (isset($_GET["mode"]) && (($_GET["mode"] == "raw") || ($_GET["mode"] == "minimal"))) {
$doc = new DOMDocument();
$target = new DOMDocument();
$target->loadXML("<root></root>");
$content = mb_convert_encoding($a->page["content"], 'HTML-ENTITIES', "UTF-8");
/// @TODO one day, kill those error-surpressing @ stuff, or PHP should ban it
@$doc->loadHTML($content);
$xpath = new DOMXPath($doc);
$list = $xpath->query("//*[contains(@id,'tread-wrapper-')]"); /* */
foreach ($list as $item) {
$item = $target->importNode($item, true);
// And then append it to the target
$target->documentElement->appendChild($item);
}
}
if (isset($_GET["mode"]) && ($_GET["mode"] == "raw")) {
header("Content-type: text/html; charset=utf-8");
echo substr($target->saveHTML(), 6, -8);
exit();
}
$page = $a->page;
$profile = $a->profile;
header("X-Friendica-Version: " . FRIENDICA_VERSION);
header("Content-type: text/html; charset=utf-8");
if (Config::get('system', 'hsts') && (Config::get('system', 'ssl_policy') == SSL_POLICY_FULL)) {
header("Strict-Transport-Security: max-age=31536000");
}
// Some security stuff
header('X-Content-Type-Options: nosniff');
header('X-XSS-Protection: 1; mode=block');
header('X-Permitted-Cross-Domain-Policies: none');
header('X-Frame-Options: sameorigin');
// Things like embedded OSM maps don't work, when this is enabled
// header("Content-Security-Policy: default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval'; connect-src 'self'; style-src 'self' 'unsafe-inline'; font-src 'self'; img-src 'self' https: data:; media-src 'self' https:; child-src 'self' https:; object-src 'none'");
/*
* We use $_GET["mode"] for special page templates. So we will check if we have
* to load another page template than the default one.
* The page templates are located in /view/php/ or in the theme directory.
*/
if (isset($_GET["mode"])) {
$template = Theme::getPathForFile($_GET["mode"] . '.php');
}
// If there is no page template use the default page template
if (empty($template)) {
$template = Theme::getPathForFile("default.php");
}
/// @TODO Looks unsafe (remote-inclusion), is maybe not but Theme::getPathForFile() uses file_exists() but does not escape anything
require_once $template;
$a->runFrontend();