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common-lib.php
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common-lib.php
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<?php
/*
* Project: ChatGPT API
* Author: Vontainment
* URL: https://vontainment.com
* File: /lib/common.php
* Description: ChatGPT API Status Generator
*/
// Utility Functions
function sanitize_input($data)
{
// Trim whitespace and remove HTML tags
$data = trim(strip_tags($data));
// Filter the input using appropriate filters
$data = filter_var($data, FILTER_SANITIZE_STRING, FILTER_FLAG_NO_ENCODE_QUOTES);
// Add additional security measures
$data = str_replace(array("<?", "?>", "<%", "%>"), "", $data);
$data = str_replace(array("<script", "</script"), "", $data);
$data = str_replace(array("/bin/sh", "exec(", "system(", "passthru(", "shell_exec(", "phpinfo("), "", $data);
return $data;
}
function contains_disallowed_chars($str)
{
global $disallowed_chars;
foreach ($disallowed_chars as $char) {
if (strpos($str, $char) !== false) {
return true;
}
}
return false;
}
function contains_disallowed_patterns($str)
{
global $disallowed_patterns;
foreach ($disallowed_patterns as $pattern) {
if (strpos($str, $pattern) !== false) {
return true;
}
}
return false;
}
// Session and Message Handling Functions
function display_and_clear_messages()
{
if (isset($_SESSION['messages']) && count($_SESSION['messages']) > 0) {
echo '<div class="messages">';
foreach ($_SESSION['messages'] as $message) {
echo '<p>' . htmlspecialchars($message) . '</p>';
}
echo '</div>';
// Clear messages after displaying
unset($_SESSION['messages']);
}
}
// IP Blacklist Management Functions
function update_failed_attempts($ip)
{
$db = new Database();
// Check if the IP already exists in the database
$db->query("SELECT * FROM ip_blacklist WHERE ip_address = :ip");
$db->bind(':ip', $ip);
$result = $db->single();
if ($result) {
// IP exists, update login attempts and check for blacklisting
$attempts = $result['login_attempts'] + 1;
$is_blacklisted = ($attempts >= 3) ? true : false;
$timestamp = ($is_blacklisted) ? time() : $result['timestamp'];
$db->query("UPDATE ip_blacklist SET login_attempts = :attempts, blacklisted = :blacklisted, timestamp = :timestamp WHERE ip_address = :ip");
$db->bind(':attempts', $attempts);
$db->bind(':blacklisted', $is_blacklisted);
$db->bind(':timestamp', $timestamp);
} else {
// IP does not exist, insert new entry
$db->query("INSERT INTO ip_blacklist (ip_address, login_attempts, blacklisted, timestamp) VALUES (:ip, 1, FALSE, :timestamp)");
$db->bind(':ip', $ip);
$db->bind(':timestamp', time());
}
$db->execute();
}
function is_blacklisted($ip)
{
$db = new Database();
$db->query("SELECT * FROM ip_blacklist WHERE ip_address = :ip AND blacklisted = TRUE");
$db->bind(':ip', $ip);
$result = $db->single();
if ($result) {
// Check if the blacklist timestamp is older than three days
if (time() - $result['timestamp'] > (3 * 24 * 60 * 60)) {
// Update to remove the IP from the blacklist
$db->query("UPDATE ip_blacklist SET blacklisted = FALSE WHERE ip_address = :ip");
$db->bind(':ip', $ip);
$db->execute();
return false;
}
return true;
}
return false;
}
function clearIpBlacklist()
{
$db = new Database();
$db->query("DELETE FROM ip_blacklist"); // Delete all entries from the IP blacklist
$db->execute();
}
// User Information Functions
function getUserInfo($username)
{
$db = new Database();
$db->query("SELECT * FROM users WHERE username = :username");
$db->bind(':username', $username);
return $db->single();
}
function getAllUsers()
{
$db = new Database();
$db->query("SELECT * FROM users");
return $db->resultSet(); // Returns an array of user objects
}
// Account Information Functions
function getAcctInfo($username, $account)
{
$db = new Database();
$db->query("SELECT * FROM accounts WHERE username = :username AND account = :account");
$db->bind(':username', $username);
$db->bind(':account', $account);
return $db->single();
}
function getAllUserAccts($username)
{
$db = new Database();
$db->query("SELECT account FROM accounts WHERE username = :username");
$db->bind(':username', $username);
return $db->resultSet(); // Returns an array of objects where each object contains account information
}
function getAllAccounts()
{
$db = new Database();
$db->query("SELECT * FROM accounts"); // Select all accounts
return $db->resultSet(); // Return the result set
}
// Status Information Functions
function getStatusInfo($username, $account)
{
$db = new Database();
$db->query("SELECT * FROM status_updates WHERE username = :username AND account = :account ORDER BY created_at DESC");
$db->bind(':username', $username);
$db->bind(':account', $account);
return $db->resultSet(); // Return the result set directly
}
function countStatuses($accountName)
{
$db = new Database();
$db->query("SELECT COUNT(*) as count FROM status_updates WHERE account = :account");
$db->bind(':account', $accountName);
return $db->single();
}
function deleteOldStatuses($accountName, $deleteCount)
{
$db = new Database();
$db->query("DELETE FROM status_updates WHERE account = :account ORDER BY created_at ASC LIMIT :deleteCount");
$db->bind(':account', $accountName);
$db->bind(':deleteCount', $deleteCount);
$db->execute();
}
function hasStatusBeenPosted($accountName, $accountOwner, $currentTimeSlot)
{
$db = new Database();
// Calculate time window +/- 15 minutes
$startTime = date('Y-m-d H:i:s', strtotime($currentTimeSlot . ' -15 minutes'));
$endTime = date('Y-m-d H:i:s', strtotime($currentTimeSlot . ' +15 minutes'));
// Query to check for existing status updates within the time window
$db->query("SELECT COUNT(*) as count FROM status_updates WHERE username = :username AND account = :account AND created_at BETWEEN :startTime AND :endTime");
$db->bind(':username', $accountOwner);
$db->bind(':account', $accountName);
$db->bind(':startTime', $startTime);
$db->bind(':endTime', $endTime);
$result = $db->single();
return $result->count > 0; // Return true if a status has been posted, false otherwise
}
// API Usage Functions
function resetAllApiUsage()
{
$db = new Database();
$db->query("UPDATE users SET used_api_calls = 0"); // Reset used API calls to 0
$db->execute();
}
function updateUsedApiCalls($username, $usedApiCalls)
{
$db = new Database();
$db->query("UPDATE users SET used_api_calls = :used_api_calls WHERE username = :username");
$db->bind(':used_api_calls', $usedApiCalls);
$db->bind(':username', $username);
$db->execute();
}