add one form of preserving query strings in req and also add some examples

examples/middleware_async.py

@@ -7,38 +7,34 @@ async def get_user(authorization):
         return { 'greeting': 'Hello, World' }
     return None
 
-def auth(route, queries=[]):
+def auth(route):
     #in async query string, arguments and headers are only valid until the first await
     async def auth_middleware(res, req):
-        #get_headers will preserve headers (and cookies) after await
+        #get_headers will preserve headers (and cookies) inside req, after await
         headers = req.get_headers() 
-        #get_parameters will preserve all params after await 
+        #get_parameters will preserve all params inside req after await 
         params = req.get_parameters()
-
-        #preserve desired query string data
-        query_data = {}
-        for query in queries:
-            value = req.get_query(query)
-            if value:
-                query_data[query] = value
+        #get queries will preserve all queries inside req after await 
+        queries = req.get_queries()
 
         user = await get_user(headers.get('authorization', None))
         if user:
-            return route(res, req, user, query_data) 
+            return route(res, req, user) 
         
         return res.write_status(403).cork_end("not authorized")
     
     return auth_middleware
 
 
-def home(res, req, user=None, query={}):
-    theme = query.get("theme_color", "light")
+def home(res, req, user=None):
+    theme = req.get_query("theme_color")
+    theme = theme if theme else "light"
     greeting = user.get('greeting', None)
     user_id = req.get_parameter(0)
     res.cork_end(f"{greeting} <br/> theme: {theme} <br/> id: {user_id}")
 
 app = App()
-app.get("/user/:id", auth(home, ['theme_color']))
+app.get("/user/:id", auth(home))
 app.listen(3000, lambda config: print("Listening on port http://localhost:%d now\n" % config.port))
 app.run()
 

examples/router_and_basics.py

@@ -39,6 +39,9 @@ def user(res, req):
     try:
         if int(req.get_parameter(0)) == 1:
             return res.end("Hello user with id 1!")
+        # get_parameters returns an array of parameters
+        # params = req.get_parameters()
+
     finally:
         # invalid user tells to go, to the next route valid route (not found)
         req.set_yield(1) 
@@ -55,6 +58,10 @@ def delayed(res, req):
     #get parameters, query, headers anything you need here
     delay = req.get_query("delay")
     delay = 1 if delay == None else float(delay)
+
+    #get queries returns an dict with all query string
+    # queries = req.get_queries()
+
     #tell response to run this in the event loop
     #abort handler is grabed here, so responses only will be send if res.aborted == False
     res.run_async(delayed_hello(delay, res))

src/socketify/socketify.py

@@ -869,6 +869,7 @@ class AppRequest:
         self._ptr = ffi.new_handle(self)
         self._headers = None
         self._params = None
+        self._query = None
 
     
     def get_cookie(self, name):
@@ -958,7 +959,25 @@ class AppRequest:
             return ffi.unpack(buffer_address, length).decode("utf-8")
         except Exception: #invalid utf-8
             return None
+    
+    def get_queries(self):
+        try:
+            if self._query:
+                return self._query
+
+            url = self.get_url()
+            query = self.get_full_url()[len(url):]
+            if full_url.startswith("?"):
+                query = query[1:]
+            self._query = parse_qs(query, encoding="utf-8")
+            return self._query
+        except:
+            self._query = {}
+            return None
+
     def get_query(self, key):
+        if self._query:
+            return self._query.get(key, None)
         buffer = ffi.new("char**")
         
         if isinstance(key, str):