fix mail

2025-12-06 18:05:53 +01:00
parent 0be59cc836
commit b4565b3ed9
3 changed files with 158 additions and 23 deletions
--- a/includes/functions.php
+++ b/includes/functions.php
@@ -412,11 +412,115 @@ function mark_token_as_used($token) {
 * @return bool True se inviata, false altrimenti
 */
 function send_email($to, $subject, $message) {
-    $headers = "MIME-Version: 1.0" . "\r\n";
-    $headers .= "Content-type:text/html;charset=UTF-8" . "\r\n";
-    $headers .= "From: " . MAIL_FROM_NAME . " <" . MAIL_FROM . ">" . "\r\n";
-    
-    return mail($to, $subject, $message, $headers);
+    if (USE_SMTP) {
+        return send_smtp_email($to, $subject, $message);
+    } else {
+        // Fallback a mail() PHP nativo
+        $headers = "MIME-Version: 1.0" . "\r\n";
+        $headers .= "Content-type:text/html;charset=UTF-8" . "\r\n";
+        $headers .= "From: " . MAIL_FROM_NAME . " <" . MAIL_FROM . ">" . "\r\n";
+        
+        return mail($to, $subject, $message, $headers);
+    }
+}
+
+/**
+ * Invia email tramite SMTP (Gmail)
+ * 
+ * @param string $to Email destinatario
+ * @param string $subject Oggetto email
+ * @param string $message Corpo email (HTML)
+ * @return bool True se inviata, false altrimenti
+ */
+function send_smtp_email($to, $subject, $message) {
+    try {
+        // Connessione al server SMTP
+        $smtp = fsockopen(SMTP_HOST, SMTP_PORT, $errno, $errstr, 30);
+        
+        if (!$smtp) {
+            error_log("SMTP Error: Impossibile connettersi a " . SMTP_HOST . ":" . SMTP_PORT);
+            return false;
+        }
+        
+        // Funzione helper per leggere risposta
+        $read = function() use ($smtp) {
+            return fgets($smtp, 515);
+        };
+        
+        // Funzione helper per inviare comando
+        $send = function($cmd) use ($smtp) {
+            fputs($smtp, $cmd . "\r\n");
+        };
+        
+        // Leggi il banner di benvenuto
+        $read();
+        
+        // Inizia handshake SMTP
+        $send("EHLO " . SMTP_HOST);
+        $read();
+        
+        // Inizia TLS se richiesto
+        if (SMTP_ENCRYPTION === 'tls') {
+            $send("STARTTLS");
+            $read();
+            stream_socket_enable_crypto($smtp, true, STREAM_CRYPTO_METHOD_TLS_CLIENT);
+            
+            $send("EHLO " . SMTP_HOST);
+            $read();
+        }
+        
+        // Autenticazione
+        $send("AUTH LOGIN");
+        $read();
+        
+        $send(base64_encode(SMTP_USERNAME));
+        $read();
+        
+        $send(base64_encode(SMTP_PASSWORD));
+        $response = $read();
+        
+        // Verifica autenticazione
+        if (strpos($response, '235') === false) {
+            error_log("SMTP Error: Autenticazione fallita - " . $response);
+            fclose($smtp);
+            return false;
+        }
+        
+        // Imposta mittente
+        $send("MAIL FROM: <" . MAIL_FROM . ">");
+        $read();
+        
+        // Imposta destinatario
+        $send("RCPT TO: <" . $to . ">");
+        $read();
+        
+        // Inizia corpo messaggio
+        $send("DATA");
+        $read();
+        
+        // Costruisci headers
+        $headers = "From: " . MAIL_FROM_NAME . " <" . MAIL_FROM . ">\r\n";
+        $headers .= "To: <" . $to . ">\r\n";
+        $headers .= "Subject: " . $subject . "\r\n";
+        $headers .= "MIME-Version: 1.0\r\n";
+        $headers .= "Content-Type: text/html; charset=UTF-8\r\n";
+        $headers .= "Date: " . date('r') . "\r\n";
+        
+        // Invia email
+        $send($headers . "\r\n" . $message . "\r\n.");
+        $read();
+        
+        // Chiudi connessione
+        $send("QUIT");
+        $read();
+        fclose($smtp);
+        
+        return true;
+        
+    } catch (Exception $e) {
+        error_log("SMTP Error: " . $e->getMessage());
+        return false;
+    }
 }

 /**