mirror of
https://github.com/itflow-org/itflow
synced 2026-07-23 17:00:40 +00:00
101 lines
3.9 KiB
PHP
101 lines
3.9 KiB
PHP
<?php
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// Request/client detection (IP, UA, browser, OS) and response helpers
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// Split from the former monolithic functions.php
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function getUserAgent() {
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return $_SERVER['HTTP_USER_AGENT'];
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}
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function getIP() {
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// Default way to get IP
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$ip = $_SERVER['REMOTE_ADDR'];
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// Allow overrides via config.php in-case we use a proxy - https://docs.itflow.org/config_php
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if (defined("CONST_GET_IP_METHOD") && CONST_GET_IP_METHOD == "HTTP_X_FORWARDED_FOR") {
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$ip = explode(',', getenv('HTTP_X_FORWARDED_FOR'))[0] ?? $_SERVER['REMOTE_ADDR'];
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} elseif (defined("CONST_GET_IP_METHOD") && CONST_GET_IP_METHOD == "HTTP_CF_CONNECTING_IP") {
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$ip = $_SERVER["HTTP_CF_CONNECTING_IP"] ?? $_SERVER['REMOTE_ADDR'];
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}
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// Abort if something isn't right
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if (!filter_var($ip, FILTER_VALIDATE_IP)) {
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error_log("ITFlow - Could not validate remote IP address");
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error_log("ITFlow - IP was [$ip] using method " . CONST_GET_IP_METHOD);
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exit("Potential Security Violation");
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}
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return $ip;
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}
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function getWebBrowser($user_browser) {
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$browser = "-";
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$browser_array = array(
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'/msie/i' => "<i class='fab fa-fw fa-internet-explorer text-secondary'></i> Internet Explorer",
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'/firefox/i' => "<i class='fab fa-fw fa-firefox text-secondary'></i> Firefox",
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'/safari/i' => "<i class='fab fa-fw fa-safari text-secondary'></i> Safari",
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'/chrome/i' => "<i class='fab fa-fw fa-chrome text-secondary'></i> Chrome",
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'/edg/i' => "<i class='fab fa-fw fa-edge text-secondary'></i> Edge",
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'/opr/i' => "<i class='fab fa-fw fa-opera text-secondary'></i> Opera",
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'/ddg/i' => "<i class='fas fa-fw fa-globe text-secondary'></i> DuckDuckGo"
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);
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foreach ($browser_array as $regex => $value) {
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if (preg_match($regex, $user_browser)) {
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$browser = $value;
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}
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}
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return $browser;
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}
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function getOS($user_os) {
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$os_platform = "-";
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$os_array = array(
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'/windows/i' => "<i class='fab fa-fw fa-windows text-secondary'></i> Windows",
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'/macintosh|mac os x/i' => "<i class='fab fa-fw fa-apple text-secondary'></i> MacOS",
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'/linux/i' => "<i class='fab fa-fw fa-linux text-secondary'></i> Linux",
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'/ubuntu/i' => "<i class='fab fa-fw fa-ubuntu text-secondary'></i> Ubuntu",
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'/fedora/i' => "<i class='fab fa-fw fa-fedora text-secondary'></i> Fedora",
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'/iphone/i' => "<i class='fab fa-fw fa-apple text-secondary'></i> iPhone",
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'/ipad/i' => "<i class='fab fa-fw fa-apple text-secondary'></i> iPad",
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'/android/i' => "<i class='fab fa-fw fa-android text-secondary'></i> Android"
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);
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foreach ($os_array as $regex => $value) {
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if (preg_match($regex, $user_os)) {
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$os_platform = $value;
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}
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}
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return $os_platform;
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}
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function isMobile()
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{
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// Check if the user agent is a mobile device
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return preg_match('/(android|avantgo|blackberry|bolt|boost|cricket|docomo|fone|hiptop|mini|opera mini|palm|phone|pie|tablet|up.browser|up.link|webos|wos)/i', $_SERVER['HTTP_USER_AGENT']);
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}
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// Redirect Function
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function redirect($url = null, $permanent = false) {
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// Use referer if no URL is provided
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if (!$url) {
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$url = $_SERVER['HTTP_REFERER'] ?? 'index.php';
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}
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if (!headers_sent()) {
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header('Location: ' . $url, true, $permanent ? 301 : 302);
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exit;
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} else {
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// Fallback for headers already sent
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echo "<script>window.location.href = '" . addslashes($url) . "';</script>";
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echo '<noscript><meta http-equiv="refresh" content="0;url=' . htmlspecialchars($url) . '"></noscript>';
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exit;
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}
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}
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//Flash Alert Function
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function flashAlert(string $message, string $type = 'success'): void {
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$_SESSION['alert_type'] = $type;
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$_SESSION['alert_message'] = $message;
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}
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