Update app.py

app.py

@@ -1,47 +1,31 @@
 import streamlit as st
-import requests
-from urllib.parse import urlencode, quote_plus, urlparse
+from streamlit.components.v1 import html
 
-def forward_parameters(target_url, extra_params):
-    """
-    Forward parameters to the target URL and return the response.
+# Function to extract query parameters
+def get_query_params():
+    # Streamlit provides st.experimental_get_query_params() to access query parameters
+    return st.experimental_get_query_params()
 
-    :param target_url: The URL to which the parameters should be forwarded.
-    :param extra_params: A dictionary of additional parameters to forward.
-    :return: The response from the target URL.
-    """
-    # Validate the target URL
-    parsed_url = urlparse(target_url)
-    if parsed_url.scheme not in ['http', 'https']:
-        return f"Invalid URL: '{target_url}'. URLs must start with http:// or https://"
-
-    # Construct the full URL with extra parameters
-    encoded_params = urlencode(extra_params, quote_via=quote_plus)
-    full_url = f"{target_url}?{encoded_params}" if encoded_params else target_url
-    try:
-        response = requests.get(full_url)  # Using GET request for simplicity
-        return response.text
-    except requests.exceptions.RequestException as e:
-        # Return error message in case of request failure
-        return f"An error occurred while forwarding parameters: {str(e)}"
-
-# Streamlit interface
-st.title('HTTPS Streamlit Parameters Forwarder')
-
-# Accessing the query parameters
-params = st.query_params
-
-target_url = params.get('param1', [None])[0]
-
-if target_url:
-    # Remove 'param1' from the parameters to be forwarded
-    forwarded_params = {k: v for k, v in params.items() if k != 'param1'}
-    response = forward_parameters(target_url, forwarded_params)
-    st.text_area("Response from Target URL", value=response, height=300)
-else:
-    st.error("Please provide a target URL using `?param1=URL` in the query string.")
-    st.markdown("""
-        **Example usage:**
+# Main function where we handle the redirect
+def main():
+    # Get query parameters
+    query_params = get_query_params()
+    
+    # Check if 'param1' exists in the query parameters
+    if 'param1' in query_params:
+        # Extract the first value of 'param1'
+        redirect_url = query_params['param1'][0]
         
-        Append `?param1=http://example.com&param2=value` to the query string in the address bar. This will forward `param2=value` to `http://example.com`.
-    """)
+        # Use JavaScript to redirect to the URL provided in 'param1'
+        js = f"""
+        <script>
+        window.location.href = "{redirect_url}";
+        </script>
+        """
+        html(js)  # Use Streamlit's HTML component to run the JavaScript
+    else:
+        # If 'param1' is not present, display a message
+        st.write("No redirect URL provided in query parameters.")
+
+if __name__ == "__main__":
+    main()