Add request_body_size_within_limit method.

Author: jakeichikawasalesforce

tabpy/tabpy_server/handlers/base_handler.py

@@ -127,6 +127,7 @@ def initialize(self, app):
         self.username = None
         self.password = None
         self.eval_timeout = self.settings[SettingsParameters.EvaluateTimeout]
+        self.max_request_size = app.max_request_size
 
         self.logger = ContextLoggerWrapper(self.request)
         self.logger.enable_context_logging(
@@ -442,3 +443,27 @@ def fail_with_auth_error(self):
                 info="Not Acceptable",
                 log_message="Username or password provided when authentication not available.",
             )
+
+    def request_body_size_within_limit(self):
+        """
+        Determines if the request body size is within the specified limit.
+        
+        Returns
+        -------
+        bool
+            True if the request body size is within the limit, False otherwise.
+        """
+        headers = self.request.headers
+        
+        if "Content-Length" in headers:
+            content_length = int(headers["Content-Length"])
+            
+            if content_length > self.max_request_size:
+                self.error_out(
+                    413,
+                    info="Request Entity Too Large",
+                    log_message="Request body size exceeds the specified limit.",
+                )
+                return False
+        
+        return True