⚡ improve stability of long running requests

api/newsletter/subscribe.php

@@ -55,6 +55,10 @@
 	
 	
 	// TRY SUBSCRIBING //
+	// make sure session isn't locked
+	if(extension_loaded("session")) session_write_close();
+	
+	// subscribe
 	if(!Newsletter::subscribe(mail_address: $mail_address, verify_key: $verify_key)){
 		http_response_code(200);
 		echo(json_encode([

api/newsletter/unsubscribe.php

@@ -55,6 +55,10 @@
 	
 	
 	// REMOVE FROM MAILING LIST //
+	// make sure session isn't locked
+	if(extension_loaded("session")) session_write_close();
+	
+	// unsubscribe
 	if(!Newsletter::unsubscribe(mail_address: $mail_address, unsubscribe_key: $unsubscribe_key)){
 		http_response_code(200);
 		echo(json_encode([

api/newsletter/verify.php

@@ -54,6 +54,10 @@
 	
 	
 	// VERIFY //
+	// make sure session isn't locked
+	if(extension_loaded("session")) session_write_close();
+	
+	// verify
 	Newsletter::verify(mail_address: $mail_address, language: $language);
 	
 	

page/admin/newsletter/api/send_one.php

@@ -64,6 +64,10 @@
 	
 	
 	// TRY SENDING //
+	// make sure session isn't locked
+	if(extension_loaded("session")) session_write_close();
+	
+	// send
 	if(!Newsletter::send_one(mail_address: $mail_address, content_name: $content_name)){
 		http_response_code(200);
 		echo(json_encode([

src/newsletter.php

@@ -378,11 +378,20 @@
 		* @return bool						Whether sending was successful.
 		*/
 		public static function send_one(string $mail_address, string $content_name): bool {
+			// acquire runlock
+			$old_ignore_user_abort = (bool)ignore_user_abort(true);
+			
 			// read content
 			$content = self::content_file_read($content_name);
 			
 			// send content
-			return self::send(mail_address: $mail_address, content: $content);
+			$success = self::send(mail_address: $mail_address, content: $content);
+			
+			// release runlock
+			ignore_user_abort($old_ignore_user_abort);
+			
+			// return success state
+			return $success;
 		}