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/*
* Copyright 2013 Jesse Morgan
*/
package com.p4square.grow;
import java.io.File;
import java.io.IOException;
import org.apache.log4j.Logger;
import org.restlet.Application;
import org.restlet.Client;
import org.restlet.Component;
import org.restlet.Restlet;
import org.restlet.data.ChallengeScheme;
import org.restlet.data.Protocol;
import org.restlet.resource.Directory;
import org.restlet.security.ChallengeAuthenticator;
import com.p4square.grow.backend.BackendVerifier;
import com.p4square.grow.backend.GrowBackend;
import com.p4square.grow.config.Config;
import com.p4square.grow.frontend.GrowFrontend;
/**
*
* @author Jesse Morgan <jesse@jesterpm.net>
*/
public class GrowProcessComponent extends Component {
private static Logger LOG = Logger.getLogger(GrowProcessComponent.class);
private static final String BACKEND_REALM = "Grow Backend";
private final Config mConfig;
/**
* Create a new Grow Process website component combining a frontend and backend.
*/
public GrowProcessComponent() throws Exception {
this(new Config());
}
public GrowProcessComponent(Config config) {
// Clients
getClients().add(Protocol.FILE);
getClients().add(Protocol.HTTP);
getClients().add(Protocol.HTTPS);
// Prepare mConfig
mConfig = config;
// Frontend
GrowFrontend frontend = new GrowFrontend(mConfig);
getDefaultHost().attach(frontend);
// Backend
GrowBackend backend = new GrowBackend(mConfig);
getInternalRouter().attach("/backend", backend);
// Authenticated access to the backend
BackendVerifier verifier = new BackendVerifier(backend.getUserRecordProvider());
ChallengeAuthenticator auth = new ChallengeAuthenticator(getContext().createChildContext(),
false, ChallengeScheme.HTTP_BASIC, BACKEND_REALM, verifier);
auth.setNext(backend);
getDefaultHost().attach("/backend", auth);
}
@Override
public void start() throws Exception {
// Load mConfigs
mConfig.updateConfig(this.getClass().getResourceAsStream("/grow.properties"));
String configDomain = getContext().getParameters().getFirstValue("com.p4square.grow.configDomain");
if (configDomain != null) {
mConfig.setDomain(configDomain);
}
String configFilename = getContext().getParameters().getFirstValue("com.p4square.grow.configFile");
if (configFilename != null) {
mConfig.updateConfig(configFilename);
}
super.start();
}
/**
* Stand-alone main for testing.
*/
public static void main(String[] args) throws Exception {
// Load an optional config file from the first argument.
Config config = new Config();
config.setDomain("dev");
if (args.length >= 1) {
config.updateConfig(args[0]);
}
// Override domain
if (args.length == 2) {
config.setDomain(args[1]);
}
// Start the HTTP Server
final GrowProcessComponent component = new GrowProcessComponent(config);
component.getServers().add(Protocol.HTTP, 8085);
// Static content
try {
component.getDefaultHost().attach("/images/", new FileServingApp("./build/root/images/"));
component.getDefaultHost().attach("/scripts", new FileServingApp("./build/root/scripts"));
component.getDefaultHost().attach("/style.css", new FileServingApp("./build/root/style.css"));
component.getDefaultHost().attach("/favicon.ico", new FileServingApp("./build/root/favicon.ico"));
component.getDefaultHost().attach("/notfound.html", new FileServingApp("./build/root/notfound.html"));
component.getDefaultHost().attach("/error.html", new FileServingApp("./build/root/error.html"));
} catch (IOException e) {
LOG.error("Could not create directory for static resources: "
+ e.getMessage(), e);
}
// Setup shutdown hook
Runtime.getRuntime().addShutdownHook(new Thread() {
public void run() {
try {
component.stop();
} catch (Exception e) {
LOG.error("Exception during cleanup", e);
}
}
});
LOG.info("Starting server...");
try {
component.start();
} catch (Exception e) {
LOG.fatal("Could not start: " + e.getMessage(), e);
}
}
private static class FileServingApp extends Application {
private final String mPath;
public FileServingApp(String path) throws IOException {
mPath = new File(path).getAbsolutePath();
}
@Override
public Restlet createInboundRoot() {
return new Directory(getContext(), "file://" + mPath);
}
}
}
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