1 files changed, 84 insertions, 0 deletions
diff --git a/src/main/java/de/bwlehrpool/bwlp_guac/BwlpAuthenticationProvider.java b/src/main/java/de/bwlehrpool/bwlp_guac/BwlpAuthenticationProvider.java
new file mode 100644
index 0000000..4ec4f48
--- /dev/null
+++ b/src/main/java/de/bwlehrpool/bwlp_guac/BwlpAuthenticationProvider.java
@@ -0,0 +1,84 @@
+package de.bwlehrpool.bwlp_guac;
+
+import java.util.Collections;
+import java.util.Map;
+import java.util.WeakHashMap;
+
+import org.apache.guacamole.GuacamoleException;
+import org.apache.guacamole.net.auth.AuthenticatedUser;
+import org.apache.guacamole.net.auth.AuthenticationProvider;
+import org.apache.guacamole.net.auth.Credentials;
+import org.apache.guacamole.net.auth.UserContext;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class BwlpAuthenticationProvider implements AuthenticationProvider {
+
+	Logger LOGGER = LoggerFactory.getLogger(BwlpAuthenticationProvider.class);
+
+	public String getIdentifier() {
+		return "de.bwlehrpool.bwgpul";
+	}
+
+	public Object getResource() throws GuacamoleException {
+		return null;
+	}
+
+	public AuthenticatedUser authenticateUser(Credentials credentials) throws GuacamoleException {
+		// XXX We can somehow request additional fields to be shown during login by throwing an exception
+		// that declares additional ones; but when I tried, it removed the existing username and password
+		// field, so do we need to state them too? Seems wrong since we don't need them, we'd just want
+		// an additional field to pick the room/location we want to end up in and let the actual
+		// authentication plugin define the username/password fields.
+		return null;
+	}
+
+	public AuthenticatedUser updateAuthenticatedUser(AuthenticatedUser authenticatedUser, Credentials credentials)
+			throws GuacamoleException {
+		return null;
+	}
+
+	public UserContext getUserContext(AuthenticatedUser authenticatedUser) throws GuacamoleException {
+		LOGGER.warn("Ignoring getUserContext for " + authenticatedUser.toString());
+		return null;
+	}
+
+	public UserContext updateUserContext(UserContext context, AuthenticatedUser authenticatedUser,
+			Credentials credentials) throws GuacamoleException {
+		LOGGER.warn("Ignoring updateUserContext called with " + context.toString());
+		return null;
+	}
+
+	public UserContext decorate(UserContext context, AuthenticatedUser authenticatedUser, Credentials credentials)
+			throws GuacamoleException {
+		String username = authenticatedUser.getCredentials().getUsername();
+		LOGGER.warn("decorate called for " + username);
+		BwlpUserContext user = oldMappings.get(username);
+		if (user != null)
+			return user;
+		LOGGER.warn("Doing the decoration");
+		user = new BwlpUserContext(authenticatedUser, context);
+		oldMappings.put(username, user);
+		return user;
+	}
+
+	private Map<String, BwlpUserContext> oldMappings = Collections
+			.synchronizedMap(new WeakHashMap<String, BwlpUserContext>());
+
+	public UserContext redecorate(UserContext decorated, UserContext context, AuthenticatedUser authenticatedUser,
+			Credentials credentials) throws GuacamoleException {
+		String username = authenticatedUser.getCredentials().getUsername();
+		LOGGER.warn("REdecorate called for " + username);
+		BwlpUserContext user = oldMappings.get(username);
+		if (user != null && user.hasValidConnection())
+			return user;
+		LOGGER.warn("Doing the REdecoration");
+		user = new BwlpUserContext(authenticatedUser, context);
+		oldMappings.put(username, user);
+		return user;
+	}
+
+	public void shutdown() {
+	}
+
+}