Removed unused legacy functions and split the functions into their own file and use function.php to call them

2026-07-24 17:30:43 +00:00 · 2026-07-14 16:32:45 -04:00
parent c1447f5bad
commit a2a96f9752
11 changed files with 1978 additions and 2307 deletions
--- a/functions/request.php
+++ b/functions/request.php
@@ -0,0 +1,100 @@
+<?php
+
+// Request/client detection (IP, UA, browser, OS) and response helpers
+// Split from the former monolithic functions.php
+
+
+function getUserAgent() {
+    return $_SERVER['HTTP_USER_AGENT'];
+}
+
+function getIP() {
+
+    // Default way to get IP
+    $ip = $_SERVER['REMOTE_ADDR'];
+
+    // Allow overrides via config.php in-case we use a proxy - https://docs.itflow.org/config_php
+    if (defined("CONST_GET_IP_METHOD") && CONST_GET_IP_METHOD == "HTTP_X_FORWARDED_FOR") {
+        $ip = explode(',', getenv('HTTP_X_FORWARDED_FOR'))[0] ?? $_SERVER['REMOTE_ADDR'];
+    } elseif (defined("CONST_GET_IP_METHOD") && CONST_GET_IP_METHOD == "HTTP_CF_CONNECTING_IP") {
+        $ip = $_SERVER["HTTP_CF_CONNECTING_IP"] ?? $_SERVER['REMOTE_ADDR'];
+    }
+
+    // Abort if something isn't right
+    if (!filter_var($ip, FILTER_VALIDATE_IP)) {
+        error_log("ITFlow - Could not validate remote IP address");
+        error_log("ITFlow - IP was [$ip] using method " . CONST_GET_IP_METHOD);
+        exit("Potential Security Violation");
+    }
+
+    return $ip;
+}
+
+function getWebBrowser($user_browser) {
+    $browser        =   "-";
+    $browser_array  =   array(
+        '/msie/i'       =>  "<i class='fab fa-fw fa-internet-explorer text-secondary'></i> Internet Explorer",
+        '/firefox/i'    =>  "<i class='fab fa-fw fa-firefox text-secondary'></i> Firefox",
+        '/safari/i'     =>  "<i class='fab fa-fw fa-safari text-secondary'></i> Safari",
+        '/chrome/i'     =>  "<i class='fab fa-fw fa-chrome text-secondary'></i> Chrome",
+        '/edg/i'        =>  "<i class='fab fa-fw fa-edge text-secondary'></i> Edge",
+        '/opr/i'        =>  "<i class='fab fa-fw fa-opera text-secondary'></i> Opera",
+        '/ddg/i'        =>  "<i class='fas fa-fw fa-globe text-secondary'></i> DuckDuckGo"
+    );
+    foreach ($browser_array as $regex => $value) {
+        if (preg_match($regex, $user_browser)) {
+            $browser    =   $value;
+        }
+    }
+    return $browser;
+}
+
+function getOS($user_os) {
+    $os_platform    =   "-";
+    $os_array       =   array(
+        '/windows/i'            =>  "<i class='fab fa-fw fa-windows text-secondary'></i> Windows",
+        '/macintosh|mac os x/i' =>  "<i class='fab fa-fw fa-apple text-secondary'></i> MacOS",
+        '/linux/i'              =>  "<i class='fab fa-fw fa-linux text-secondary'></i> Linux",
+        '/ubuntu/i'             =>  "<i class='fab fa-fw fa-ubuntu text-secondary'></i> Ubuntu",
+        '/fedora/i'             =>  "<i class='fab fa-fw fa-fedora text-secondary'></i> Fedora",
+        '/iphone/i'             =>  "<i class='fab fa-fw fa-apple text-secondary'></i> iPhone",
+        '/ipad/i'               =>  "<i class='fab fa-fw fa-apple text-secondary'></i> iPad",
+        '/android/i'            =>  "<i class='fab fa-fw fa-android text-secondary'></i> Android"
+    );
+    foreach ($os_array as $regex => $value) {
+        if (preg_match($regex, $user_os)) {
+            $os_platform    =   $value;
+        }
+    }
+    return $os_platform;
+}
+
+function isMobile()
+{
+    // Check if the user agent is a mobile device
+    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', $_SERVER['HTTP_USER_AGENT']);
+}
+
+// Redirect Function
+function redirect($url = null, $permanent = false) {
+    // Use referer if no URL is provided
+    if (!$url) {
+        $url = $_SERVER['HTTP_REFERER'] ?? 'index.php';
+    }
+
+    if (!headers_sent()) {
+        header('Location: ' . $url, true, $permanent ? 301 : 302);
+        exit;
+    } else {
+        // Fallback for headers already sent
+        echo "<script>window.location.href = '" . addslashes($url) . "';</script>";
+        echo '<noscript><meta http-equiv="refresh" content="0;url=' . htmlspecialchars($url) . '"></noscript>';
+        exit;
+    }
+}
+
+//Flash Alert Function
+function flash_alert(string $message, string $type = 'success'): void {
+    $_SESSION['alert_type'] = $type;
+    $_SESSION['alert_message'] = $message;
+}