convert server to use normalizer

openid-connect-server/src/main/java/org/mitre/discovery/web/DiscoveryEndpoint.java

@@ -22,6 +22,7 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
+import org.mitre.discovery.util.WebfingerURLNormalizer;
 import org.mitre.jwt.signer.service.JwtSigningAndValidationService;
 import org.mitre.oauth2.service.SystemScopeService;
 import org.mitre.openid.connect.config.ConfigurationPropertiesBean;
@@ -35,6 +36,7 @@ import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.util.UriComponents;
 
 import com.google.common.base.Function;
 import com.google.common.base.Splitter;
@@ -86,20 +88,14 @@ public class DiscoveryEndpoint {
 		if (!resource.equals(config.getIssuer())) {
 			// it's not the issuer directly, need to check other methods
 
-			try {
+			UriComponents resourceUri = WebfingerURLNormalizer.normalizeResource(resource);
-				URI resourceUri = new URI(resource);
 			if (resourceUri != null
 					&& resourceUri.getScheme() != null
 					&& resourceUri.getScheme().equals("acct")) {
 				// acct: URI
 
-					// split out the user and host parts
-					List<String> parts = Lists.newArrayList(Splitter.on("@").split(resourceUri.getSchemeSpecificPart()));
-
 				UserInfo user = null;
-					if (parts.size() > 0) {
+				user = userService.getByUsername(resourceUri.getUserInfo()); // first part is the username
-						user = userService.getByUsername(parts.get(0)); // first part is the username
-					}
 
 				if (user == null) {
 					logger.info("User not found: " + resource);
@@ -113,11 +109,6 @@ public class DiscoveryEndpoint {
 				model.addAttribute("code", HttpStatus.NOT_FOUND);
 				return "httpCodeView";
 			}
-			} catch (URISyntaxException e) {
-				logger.info("URI parsing exception: " + resource, e);
-				model.addAttribute("code", HttpStatus.NOT_FOUND);
-				return "httpCodeView";
-			}
 		}
 
 		// if we got here, then we're good