135 lines
4.2 KiB
PHP
135 lines
4.2 KiB
PHP
<?php
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//$fs = new furatalogSessions();
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//$fs->setSessionData("nsfw", true);
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//$fs->getSessionData("nsfw");
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class furatalogSessions {
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public $cookieKey = "";
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public $dataObj;
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private mysqli $db;
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private $cookie_duration = 30 * 24 * 60 * 60;
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public function __construct() {
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$this->dataObj = (object) array();
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$this->connectDb();
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$this->getCookieKey();
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$this->getData();
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}
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public function setSessionData($varName, $content) {
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$this->dataObj->{$varName} = $content;
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$this->saveToDb();
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$this->saveCookie();
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}
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public function getSessionData($varName) {
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try {
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return $this->dataObj->{$varName};
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} catch (Exception $e) {
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return null;
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}
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}
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public function unsetSessionData($varName) {
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unset($this->dataObj->{$varName});
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$this->saveToDb();
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$this->saveCookie();
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}
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public function issetSessionData($varName) {
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return isset($this->dataObj->{$varName});
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}
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public function destroy() {
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$this->deleteData($this->cookieKey);
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$this->deleteCookie();
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}
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private function saveToDb() {
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$jsonDataToSave = json_encode($this->dataObj, JSON_HEX_TAG | JSON_HEX_APOS | JSON_HEX_QUOT | JSON_HEX_AMP | JSON_UNESCAPED_UNICODE);
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$tmpresult = $this->db->query("SELECT cookieKey FROM `sessions` WHERE cookieKey=\"" . $this->cookieKey . "\"");
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if (!($tmpresult->num_rows > 0)) {
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$this->db->query("INSERT INTO `sessions`(`cookieKey`, `lastused`, `data`) VALUES ('" . $this->cookieKey . "', now(),'" . $jsonDataToSave . "')");
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} else {
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$this->db->query("UPDATE `sessions` SET lastused=now(), data='" . $jsonDataToSave . "' WHERE cookieKey=\"" . $this->cookieKey . "\";");
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}
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}
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private function saveCookie() {
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setcookie("_cookieKey", $this->cookieKey, [
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'expires' => time() + $this->cookie_duration,
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'path' => '/',
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'domain' => 'furatalog.xyz',
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'secure' => true,
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'httponly' => false
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]);
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}
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private function connectDb() {
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$this->db = new mysqli("10.0.0.100", "furatalog_admin_usr", "NR6tLk7c56bPT5[]", "furatalog");
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}
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private function getCookieKey() {
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$this->cookieKey = isset($_COOKIE["_cookieKey"]) ? $_COOKIE["_cookieKey"] : "";
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if ($this->cookieKey == "") {
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$this->cookieKey = $this->generateKey();
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}
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}
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private function getData() {
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$tmpresult = $this->db->query("SELECT id, cookieKey, UNIX_TIMESTAMP(lastused) as lastused, data FROM sessions WHERE cookieKey=\"" . $this->cookieKey . "\"");
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if ($tmpresult->num_rows > 0) {
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$fetchedData = $tmpresult->fetch_assoc();
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if ($fetchedData["lastused"] < strtotime('-30 days')) {
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$this->deleteData($fetchedData["cookieKey"]);
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$this->deleteCookie();
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$this->getCookieKey();
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} else {
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$this->dataObj = json_decode($fetchedData["data"]);
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}
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}
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}
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private function deleteCookie() {
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setcookie("_cookieKey", "", [
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'expires' => time()-3600,
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'path' => '/',
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'domain' => 'furatalog.xyz',
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'secure' => true,
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'httponly' => false
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]);
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}
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private function deleteData($cookieKey) {
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if ($cookieKey != "" && $cookieKey != null) {
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$tmpresult = $this->db->query("DELETE FROM sessions WHERE cookieKey=\"" . $cookieKey . "\"");
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}
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}
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private function generateKey() {
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$isNotInDB = false;
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do {
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$length = 20;
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$characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
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$charactersLength = strlen($characters);
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$randomString = '';
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for ($i = 0; $i < $length; $i++) {
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$randomString .= $characters[random_int(0, $charactersLength - 1)];
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}
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$tmpresult = $this->db->query("SELECT cookieKey FROM `sessions` WHERE cookieKey=\"" . $randomString . "\"");
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if (!($tmpresult->num_rows > 0)) {
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$isNotInDB = true;
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}
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} while (!$isNotInDB);
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return $randomString;
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}
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} |