Finished up WebServer

src/main/java/org/openautonomousconnection/webserver/api/SessionContext.java

@@ -0,0 +1,47 @@
+package org.openautonomousconnection.webserver.api;
+
+import org.openautonomousconnection.protocol.side.web.ConnectedWebClient;
+import org.openautonomousconnection.protocol.side.web.ProtocolWebServer;
+import org.openautonomousconnection.protocol.side.web.managers.SessionManager;
+
+import java.io.IOException;
+import java.util.Map;
+
+/**
+ * Provides session-related information for Java WebPages.
+ * Thin layer on top of SessionManager.
+ */
+public final class SessionContext {
+
+    private final String sessionId;
+    private final String user;
+    private final boolean valid;
+
+    private SessionContext(String sessionId, String user, boolean valid) {
+        this.sessionId = sessionId;
+        this.user = user;
+        this.valid = valid;
+    }
+
+    public static SessionContext from(ConnectedWebClient client, ProtocolWebServer server, Map<String, String> headers) throws IOException {
+        if (headers == null) return new SessionContext(null, null, false);
+
+        String sessionId = headers.get("session");
+        if (sessionId == null) return new SessionContext(null, null, false);
+
+        String ip = (client.getWebSocket() != null && client.getWebSocket().getInetAddress() != null)
+                ? client.getWebSocket().getInetAddress().getHostAddress() : "";
+
+        String userAgent = headers.getOrDefault("user-agent", "");
+
+        boolean valid = SessionManager.isValid(sessionId, ip, userAgent, server);
+        if (!valid) return new SessionContext(sessionId, null, false);
+
+        String user = SessionManager.getUser(sessionId);
+        return new SessionContext(sessionId, user, true);
+    }
+
+    public boolean isValid() { return valid; }
+    public String getSessionId() { return sessionId; }
+    public String getUser() { return user; }
+}

src/main/java/org/openautonomousconnection/webserver/api/WebPage.java

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+package org.openautonomousconnection.webserver.api;
+
+import org.openautonomousconnection.protocol.packets.v1_0_0.beta.WebResponsePacket;
+
+/**
+ * Server-side Java page (PHP alternative).
+ * Every .java page must implement this interface.
+ */
+public interface WebPage {
+
+    /**
+     * Handles a web request.
+     *
+     * @param ctx context (client, request, session)
+     * @return response packet
+     */
+    WebResponsePacket handle(WebPageContext ctx) throws Exception;
+}

src/main/java/org/openautonomousconnection/webserver/api/WebPageContext.java

@@ -0,0 +1,21 @@
+package org.openautonomousconnection.webserver.api;
+
+import org.openautonomousconnection.protocol.packets.v1_0_0.beta.WebRequestPacket;
+import org.openautonomousconnection.protocol.side.web.ConnectedWebClient;
+import org.openautonomousconnection.protocol.side.web.ProtocolWebServer;
+
+/**
+ * Context passed to Java WebPages (client, request, session).
+ */
+public final class WebPageContext {
+
+    public final ConnectedWebClient client;
+    public final WebRequestPacket request;
+    public final SessionContext session;
+
+    public WebPageContext(ConnectedWebClient client, ProtocolWebServer server, WebRequestPacket request) throws Exception {
+        this.client = client;
+        this.request = request;
+        this.session = SessionContext.from(client, server, request.getHeaders());
+    }
+}