added method to follow redirect in case of service on https

git-svn-id: http://svn.research-infrastructures.eu/public/d4science/gcube/trunk/portlets/user/my-vres@142152 82a268e6-3cf1-43bd-a215-b396298e98cf

pom.xml

@@ -68,14 +68,12 @@
 		<dependency>
 			<groupId>com.googlecode.json-simple</groupId>
 			<artifactId>json-simple</artifactId>
-			<version>1.1.1</version>
 			<scope>compile</scope>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.httpcomponents</groupId>
 			<artifactId>httpclient</artifactId>
-			<version>4.3</version>
-			<scope>compile</scope>
+			<version>4.5.3</version>
 		</dependency>
 		<!-- FWS DEPS -->
 		<dependency>

src/main/java/org/gcube/portlet/user/my_vres/server/MyVREsServiceImpl.java

@@ -1,5 +1,10 @@
 package org.gcube.portlet.user.my_vres.server;
 
+import java.io.BufferedReader;
+import java.io.DataOutputStream;
+import java.io.InputStreamReader;
+import java.net.HttpURLConnection;
+import java.net.URL;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.LinkedHashMap;
@@ -327,7 +332,7 @@ public class MyVREsServiceImpl extends RemoteServiceServlet implements	MyVREsSer
 		String userToken = pContext.getCurrentUserToken(context, username);
 		String appName = authorisedApp.profile().name();
 		String qToken = AuthUtil.generateAuthorizationQualifierToken(appName, userToken);
-		_log.info("Received qualifier token for useer " + username + "=" + qToken);
+		_log.debug("Received qualifier token for useer " + username + "=" + qToken);
 		if (qToken == null) {
 			_log.error("Something wrong in retrieving the user qualifier token in this context: " + context + " username="+username);
 			return new AuthorizationBean(null, null, false, "Something wrong in retrieving the user qualifier token in this context: " + context + " username="+username);
@@ -337,7 +342,7 @@ public class MyVREsServiceImpl extends RemoteServiceServlet implements	MyVREsSer
 			_log.error("Something wrong in authorizing this application in this context: " + context );
 			return new AuthorizationBean(null, null, false, "Something wrong in authorizing this application in this context: " + context + " an error occurred in the oAuth Service");
 		}
-		
+
 		_log.debug("Authorisation OAUTH 2 OK returning temporary code in this context: " + context + " username="+username);
 		return new AuthorizationBean(tempCode, state, true, null);
 	}
@@ -351,7 +356,7 @@ public class MyVREsServiceImpl extends RemoteServiceServlet implements	MyVREsSer
 	 */
 	@SuppressWarnings("unchecked")
 	private boolean authorizeApplication(String infrastructureName, String qToken, String tempCode, String clientId, String redirectURL) {
-		
+
 		String fullPath2oAuthService = null;
 		try {
 			fullPath2oAuthService = AuthUtil.getOAuthServiceEndPoint(infrastructureName) + 
@@ -360,33 +365,67 @@ public class MyVREsServiceImpl extends RemoteServiceServlet implements	MyVREsSer
 			_log.error("failed to discover oauth service endpoint ");
 			return false;			
 		}
-		fullPath2oAuthService = fullPath2oAuthService.replaceAll("http", "https");
-		fullPath2oAuthService = fullPath2oAuthService.replaceAll("80", "443");
-		
+
 		JSONObject object = new JSONObject();
 		object.put("code", tempCode);
 		object.put("redirect_uri", redirectURL);
 		object.put("client_id", clientId);
-		
-		try (CloseableHttpClient httpClient = HttpClientBuilder.create().setRedirectStrategy(new LaxRedirectStrategy()).build()) {
+		try {
+			String USER_AGENT = "Mozilla/5.0";  
+			URL obj = new URL(fullPath2oAuthService);  
+			HttpURLConnection con = (HttpURLConnection) obj.openConnection();  
+
+			// Setting basic post request  
+			con.setRequestMethod("POST");  
+			con.setRequestProperty("User-Agent", USER_AGENT);  
+			con.setRequestProperty("Accept-Language", "en-US,en;q=0.5");  
+			con.setRequestProperty("Content-Type","application/json");  
+
+			String postJsonData = object.toJSONString();
+
+			con.setDoOutput(true);  
+			DataOutputStream wr = new DataOutputStream(con.getOutputStream());  
+			wr.writeBytes(postJsonData);  
+			wr.flush();  
+			wr.close();  
+
+			int responseCode = con.getResponseCode();  
+
+			boolean redirect = false;
+			// normally, 3xx is redirect
+			int status = con.getResponseCode();
+			if (status != HttpURLConnection.HTTP_OK) {
+				if (status == HttpURLConnection.HTTP_MOVED_TEMP
+						|| status == HttpURLConnection.HTTP_MOVED_PERM
+						|| status == HttpURLConnection.HTTP_SEE_OTHER)
+					redirect = true;
+			}
+
+			if (redirect) 
+				// get redirect url from "location" header field
+				fullPath2oAuthService = con.getHeaderField("Location");		
+
+			CloseableHttpClient httpClient = HttpClientBuilder.create().setRedirectStrategy(new LaxRedirectStrategy()).build();
 			HttpPost httpPostRequest = new HttpPost(fullPath2oAuthService);
 			httpPostRequest.addHeader("Content-type", "application/json");
 			StringEntity params = new StringEntity(object.toJSONString(), ContentType.APPLICATION_JSON);
 			httpPostRequest.setEntity(params);
 			HttpResponse response = httpClient.execute(httpPostRequest);
-			if (response.getStatusLine().getStatusCode() < 200 || response.getStatusLine().getStatusCode() >= 300) {
+			responseCode = response.getStatusLine().getStatusCode();
+			if (responseCode < 200 || responseCode >= 300) {
 				_log.error("failed to patch the product. response status line from "
-						+ fullPath2oAuthService + " was: " + response.getStatusLine());
+						+ fullPath2oAuthService + " was: " + responseCode);
 				return false;				
 			}
-			
+			//			
 		}catch(Exception e){
 			_log.error("Failed to perform request", e);
+			return false;
 		}
-		
+
 		return true;
 	}
 
-	
+
 
 }