openvk/bootstrap.php
2022-08-07 18:23:50 +07:00

250 lines
7.2 KiB
PHP

<?php declare(strict_types=1);
use Chandler\Database\DatabaseConnection;
use Chandler\Session\Session;
use openvk\Web\Util\Localizator;
use openvk\Web\Util\Bitmask;
function _ovk_check_environment(): void
{
$problems = [];
if(file_exists(__DIR__ . "/update.pid"))
$problems[] = "OpenVK is updating";
if(!version_compare(PHP_VERSION, "7.3.0", ">="))
$problems[] = "Incompatible PHP version: " . PHP_VERSION . " (7.3+ required, 7.4+ recommended)";
if(!is_dir(__DIR__ . "/vendor"))
$problems[] = "Composer dependencies missing";
$requiredExtensions = [
"gd",
"fileinfo",
"PDO",
"pdo_mysql",
"pcre",
"hash",
"curl",
"Core",
"iconv",
"mbstring",
"sodium",
"openssl",
"json",
"tokenizer",
"xml",
"intl",
"date",
"session",
"SPL",
];
if(sizeof($missingExtensions = array_diff($requiredExtensions, get_loaded_extensions())) > 0)
foreach($missingExtensions as $extension)
$problems[] = "Missing extension $extension";
if(sizeof($problems) > 0) {
require __DIR__ . "/misc/install_err.phtml";
exit;
}
}
function ovkGetQuirk(string $quirk): int
{
static $quirks = NULL;
if(!$quirks)
$quirks = chandler_parse_yaml(__DIR__ . "/quirks.yml");
return !is_null($v = $quirks[$quirk]) ? (int) $v : 0;
}
function ovk_proc_strtr(string $string, int $length = 0): string
{
$newString = iconv_substr($string, 0, $length);
return $newString . ($string !== $newString ? "" : ""); #if cut hasn't happened, don't append "..."
}
function bmask(int $input, array $options = []): Bitmask
{
return new Bitmask($input, $options["length"] ?? 1, $options["mappings"] ?? []);
}
function tr(string $stringId, ...$variables): string
{
$localizer = Localizator::i();
$lang = Session::i()->get("lang", "ru");
if($stringId === "__lang")
return $lang;
$output = $localizer->_($stringId, $lang);
if(sizeof($variables) > 0) {
if(gettype($variables[0]) === "integer") {
$numberedStringId = NULL;
$cardinal = $variables[0];
switch($cardinal) {
case 0:
$numberedStringId = $stringId . "_zero";
break;
case 1:
$numberedStringId = $stringId . "_one";
break;
default:
$numberedStringId = $stringId . ($cardinal < 5 ? "_few" : "_other");
}
$newOutput = $localizer->_($numberedStringId, $lang);
if($newOutput === "@$numberedStringId") {
$newOutput = $localizer->_($stringId . "_other", $lang);
if($newOutput === ("@" . $stringId . "_other"))
$newOutput = $output;
}
$output = $newOutput;
}
for($i = 0; $i < sizeof($variables); $i++)
$output = preg_replace("%(?<!\\\\)(\\$)" . ($i + 1) . "%", $variables[$i], $output);
}
return $output;
}
function setLanguage($lg): void
{
if (isLanguageAvailable($lg))
Session::i()->set("lang", $lg);
else
trigger_error("The language '$lg' is not available", E_USER_NOTICE);
}
function getLanguage(): string
{
return Session::i()->get("lang", "ru");
}
function getLanguages(): array
{
return chandler_parse_yaml(OPENVK_ROOT . "/locales/list.yml")['list'];
}
function isLanguageAvailable($lg): bool
{
$lg_temp = false;
foreach(getLanguages() as $lang) {
if ($lang['code'] == $lg) $lg_temp = true;
}
return $lg_temp;
}
function getBrowsersLanguage(): array
{
if ($_SERVER['HTTP_ACCEPT_LANGUAGE'] != NULL) return mb_split(",", mb_split(";", $_SERVER['HTTP_ACCEPT_LANGUAGE'])[0]);
else return array();
}
function eventdb(): ?DatabaseConnection
{
$conf = OPENVK_ROOT_CONF["openvk"]["credentials"]["eventDB"];
if(!$conf["enable"])
return NULL;
$db = (object) $conf["database"];
return DatabaseConnection::connect([
"dsn" => $db->dsn,
"user" => $db->user,
"password" => $db->password,
"caching" => [
"folder" => __DIR__ . "/tmp",
],
]);
}
#NOTICE: invalid name, kept for compatability
function ovk_proc_strtrim(string $string, int $length = 0): string
{
trigger_error("ovk_proc_strtrim is deprecated, please use fully compatible ovk_proc_strtr.", E_USER_DEPRECATED);
return ovk_proc_strtr($string, $length);
}
function ovk_strftime_safe(string $format, ?int $timestamp = NULL): string
{
$sessionOffset = intval(Session::i()->get("_timezoneOffset"));
$str = strftime($format, $timestamp + ($sessionOffset * MINUTE) * -1 ?? time() + ($sessionOffset * MINUTE) * -1);
if(PHP_SHLIB_SUFFIX === "dll") {
$enc = tr("__WinEncoding");
if($enc === "@__WinEncoding")
$enc = "Windows-1251";
$nStr = iconv($enc, "UTF-8", $str);
if(!is_null($nStr))
$str = $nStr;
}
return $str;
}
function ovk_is_ssl(): bool
{
if(!isset($GLOBALS["requestIsSSL"])) {
$GLOBALS["requestIsSSL"] = false;
if(isset($_SERVER["HTTPS"]) && $_SERVER["HTTPS"] !== "off") {
$GLOBALS["requestIsSSL"] = true;
} else {
$forwardedProto = $_SERVER["HTTP_X_FORWARDED_PROTO"] ?? ($_SERVER["HTTP_X_FORWARDED_PROTOCOL"] ?? ($_SERVER["HTTP_X_URL_SCHEME"] ?? ""));
if($forwardedProto === "https")
$GLOBALS["requestIsSSL"] = true;
else if(($_SERVER["HTTP_X_FORWARDED_SSL"] ?? "") === "on")
$GLOBALS["requestIsSSL"] = true;
}
}
return $GLOBALS["requestIsSSL"];
}
function ovk_scheme(bool $with_slashes = false): string
{
$scheme = ovk_is_ssl() ? "https" : "http";
if($with_slashes)
$scheme .= "://";
return $scheme;
}
return (function() {
_ovk_check_environment();
require __DIR__ . "/vendor/autoload.php";
setlocale(LC_TIME, "POSIX");
# TODO: Default language in config
if(Session::i()->get("lang") == NULL) {
$languages = array_reverse(getBrowsersLanguage());
foreach($languages as $lg) {
if(isLanguageAvailable($lg)) setLanguage($lg);
}
}
if(empty($_SERVER["REQUEST_SCHEME"]))
$_SERVER["REQUEST_SCHEME"] = empty($_SERVER["HTTPS"]) ? "HTTP" : "HTTPS";
$showCommitHash = true; # plz remove when release
if(is_dir($gitDir = OPENVK_ROOT . "/.git") && $showCommitHash)
$ver = trim(`git --git-dir="$gitDir" log --pretty="%h" -n1 HEAD` ?? "Unknown version") . "-nightly";
else
$ver = "Public Technical Preview 4";
# Unix time constants
define('MINUTE', 60);
define('HOUR', 60 * MINUTE);
define('DAY', 24 * HOUR);
define('WEEK', 7 * DAY);
define('MONTH', 30 * DAY);
define('YEAR', 365 * DAY);
define("nullptr", NULL);
define("OPENVK_DEFAULT_INSTANCE_NAME", "OpenVK", false);
define("OPENVK_VERSION", "Altair Preview ($ver)", false);
define("OPENVK_DEFAULT_PER_PAGE", 10, false);
define("__OPENVK_ERROR_CLOCK_IN_FUTURE", "Server clock error: FK1200-DTF", false);
});