Fix auth and request body errors

Author: dar5hak

plugins/backend/feedbin/feedbinAPI.vala

@@ -42,21 +42,6 @@ public class FeedbinAPI : Object {
 		{
 			m_session.user_agent = user_agent;
 		}
-
-		m_session.authenticate.connect(authenticate);
-	}
-
-	~FeedbinAPI()
-	{
-		m_session.authenticate.disconnect(authenticate);
-	}
-
-	private void authenticate(Soup.Message msg, Soup.Auth auth, bool retrying)
-	{
-		if(!retrying)
-		{
-			auth.authenticate(this.username, this.password);
-		}
 	}
 
 	private Soup.Message request(string method, string last_part, string? input = null) throws FeedbinError
@@ -68,14 +53,19 @@ public class FeedbinAPI : Object {
 		var path = m_base_uri + last_part;
 		var message = new Soup.Message(method, path);
 
-		if(method == "POST")
-		{
+		message.authenticate.connect((auth, retrying) => {
+		    if (!retrying) {
+		        auth.authenticate(this.username, this.password);
+		    }
+		});
+
+		if (method == "POST") {
 			message.request_headers.append("Content-Type", "application/json; charset=utf-8");
 		}
 
-		if(input != null)
-		{
-			message.request_body.append_take(input.data);
+		if (input != null) {
+		    // TODO: Figure out MIME type and replace null with it
+		    message.set_request_body_from_bytes (null, new Bytes (input.data));
 		}
 
 		m_session.send_and_read(message);