openvk/bootstrap.php

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PHP
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<?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";
$requiredExtensions = [
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"gd",
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"fileinfo",
"PDO",
"pdo_mysql",
"pcre",
"hash",
"curl",
"Core",
"iconv",
"mbstring",
"sodium",
"openssl",
"json",
"tokenizer",
"libxml",
"date",
"session",
"SPL",
];
if(sizeof($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 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");
$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, $lang);
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if($newOutput === "@$numberedStringId") {
$newOutput = $localizer->_($stringId . "_other", $lang);
if($newOutput === ("@" . $stringId . "_other"))
$newOutput = $output;
}
$output = $newOutput;
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}
for($i = 0; $i < sizeof($variables); $i++)
$output = preg_replace("%(?<!\\\\)(\\$)" . ($i + 1) . "%", $variables[$i], $output);
}
return $output;
}
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);
}
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function ovk_strftime_safe(string $format, ?int $timestamp = NULL): string
{
$str = strftime($format, $timestamp ?? time());
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 $str;
}
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function ovk_is_ssl(): bool
{
if(!isset($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 $GLOBALS["requestIsSSL"];
}
function ovk_scheme(): string
{
return ovk_is_ssl() ? "https" : "http";
}
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return (function() {
_ovk_check_environment();
require __DIR__ . "/vendor/autoload.php";
setlocale(LC_TIME, "POSIX");
if(empty($_SERVER["REQUEST_SCHEME"]))
$_SERVER["REQUEST_SCHEME"] = empty($_SERVER["HTTPS"]) ? "HTTP" : "HTTPS";
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$showCommitHash = true; # plz remove when release
if(is_dir($gitDir = OPENVK_ROOT . "/.git") && $showCommitHash)
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$ver = trim(`git --git-dir="$gitDir" log --pretty="%h" -n1 HEAD` ?? "Unknown version") . "-nightly";
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else
$ver = "Build 15";
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define("OPENVK_VERSION", "Altair Preview ($ver)", false);
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define("OPENVK_DEFAULT_PER_PAGE", 10, false);
define("__OPENVK_ERROR_CLOCK_IN_FUTURE", "Server clock error: FK1200-DTF", false);
});