+++ /dev/null
-package org.argeo.cms.web;
-
-import static org.eclipse.rap.rwt.internal.service.ContextProvider.getApplicationContext;
-
-import java.security.PrivilegedAction;
-import java.util.HashMap;
-import java.util.Locale;
-import java.util.Map;
-import java.util.UUID;
-
-import javax.security.auth.Subject;
-import javax.security.auth.login.LoginContext;
-import javax.security.auth.login.LoginException;
-
-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
-import org.argeo.api.NodeConstants;
-import org.argeo.api.cms.CmsApp;
-import org.argeo.api.cms.CmsImageManager;
-import org.argeo.api.cms.CmsSession;
-import org.argeo.api.cms.CmsUi;
-import org.argeo.api.cms.CmsView;
-import org.argeo.api.cms.UxContext;
-import org.argeo.cms.LocaleUtils;
-import org.argeo.cms.auth.CurrentUser;
-import org.argeo.cms.auth.HttpRequestCallbackHandler;
-import org.argeo.cms.osgi.CmsOsgiUtils;
-import org.argeo.cms.servlet.ServletHttpRequest;
-import org.argeo.cms.servlet.ServletHttpResponse;
-import org.argeo.cms.swt.CmsSwtUtils;
-import org.argeo.cms.swt.SimpleSwtUxContext;
-import org.argeo.cms.swt.dialogs.CmsFeedback;
-import org.argeo.cms.ui.util.DefaultImageManager;
-import org.argeo.eclipse.ui.specific.UiContext;
-import org.eclipse.rap.rwt.RWT;
-import org.eclipse.rap.rwt.application.EntryPoint;
-import org.eclipse.rap.rwt.client.service.BrowserNavigation;
-import org.eclipse.rap.rwt.client.service.BrowserNavigationEvent;
-import org.eclipse.rap.rwt.client.service.BrowserNavigationListener;
-import org.eclipse.rap.rwt.internal.lifecycle.RWTLifeCycle;
-import org.eclipse.swt.SWT;
-import org.eclipse.swt.SWTError;
-import org.eclipse.swt.widgets.Composite;
-import org.eclipse.swt.widgets.Display;
-import org.eclipse.swt.widgets.Shell;
-import org.osgi.service.event.Event;
-import org.osgi.service.event.EventAdmin;
-
-/** The {@link CmsView} for a {@link CmsWebApp}. */
-@SuppressWarnings("restriction")
-public class CmsWebEntryPoint implements EntryPoint, CmsView, BrowserNavigationListener {
- private static final long serialVersionUID = 7733510691684570402L;
- private final static Log log = LogFactory.getLog(CmsWebEntryPoint.class);
-
- private EventAdmin eventAdmin;
-
- private final CmsWebApp cmsWebApp;
- private final String uiName;
-
- private LoginContext loginContext;
- private String state;
- private Throwable exception;
- private UxContext uxContext;
- private CmsImageManager imageManager;
-
- private Display display;
- private CmsUi ui;
-
- private String uid;
-
- // Client services
- // private final JavaScriptExecutor jsExecutor;
- private final BrowserNavigation browserNavigation;
-
- /** Experimental OS-like multi windows. */
- private boolean multipleShells = false;
-
- public CmsWebEntryPoint(CmsWebApp cmsWebApp, String uiName) {
- assert cmsWebApp != null;
- assert uiName != null;
- this.cmsWebApp = cmsWebApp;
- this.uiName = uiName;
- uid = UUID.randomUUID().toString();
-
- // Initial login
- LoginContext lc;
- try {
- lc = new LoginContext(NodeConstants.LOGIN_CONTEXT_USER,
- new HttpRequestCallbackHandler(new ServletHttpRequest(UiContext.getHttpRequest()),
- new ServletHttpResponse(UiContext.getHttpResponse())));
- lc.login();
- } catch (LoginException e) {
- try {
- lc = new LoginContext(NodeConstants.LOGIN_CONTEXT_ANONYMOUS);
- lc.login();
- } catch (LoginException e1) {
- throw new IllegalStateException("Cannot log in as anonymous", e1);
- }
- }
- authChange(lc);
-
- // jsExecutor = RWT.getClient().getService(JavaScriptExecutor.class);
- browserNavigation = RWT.getClient().getService(BrowserNavigation.class);
- if (browserNavigation != null)
- browserNavigation.addBrowserNavigationListener(this);
- }
-
- protected void createContents(Composite parent) {
- Subject.doAs(loginContext.getSubject(), new PrivilegedAction<Void>() {
- @Override
- public Void run() {
- try {
- uxContext = new SimpleSwtUxContext();
- imageManager = new DefaultImageManager();
- CmsSession cmsSession = getCmsSession();
- if (cmsSession != null) {
- UiContext.setLocale(cmsSession.getLocale());
- LocaleUtils.setThreadLocale(cmsSession.getLocale());
- } else {
- Locale rwtLocale = RWT.getUISession().getLocale();
- LocaleUtils.setThreadLocale(rwtLocale);
- }
- parent.setData(CmsApp.UI_NAME_PROPERTY, uiName);
- display = parent.getDisplay();
- ui = cmsWebApp.getCmsApp().initUi(parent);
- if (ui instanceof Composite)
- ((Composite) ui).setLayoutData(CmsSwtUtils.fillAll());
- // we need ui to be set before refresh so that CmsView can store UI context data
- // in it.
- cmsWebApp.getCmsApp().refreshUi(ui, null);
- } catch (Exception e) {
- throw new IllegalStateException("Cannot create entrypoint contents", e);
- }
- return null;
- }
- });
- }
-
- protected Subject getSubject() {
- return loginContext.getSubject();
- }
-
- public <T> T doAs(PrivilegedAction<T> action) {
- return Subject.doAs(getSubject(), action);
- }
-
- @Override
- public boolean isAnonymous() {
- return CurrentUser.isAnonymous(getSubject());
- }
-
- @Override
- public synchronized void logout() {
- if (loginContext == null)
- throw new IllegalArgumentException("Login context should not be null");
- try {
- CurrentUser.logoutCmsSession(loginContext.getSubject());
- loginContext.logout();
- LoginContext anonymousLc = new LoginContext(NodeConstants.LOGIN_CONTEXT_ANONYMOUS);
- anonymousLc.login();
- authChange(anonymousLc);
- } catch (LoginException e) {
- log.error("Cannot logout", e);
- }
- }
-
- @Override
- public synchronized void authChange(LoginContext lc) {
- if (lc == null)
- throw new IllegalArgumentException("Login context cannot be null");
- // logout previous login context
- if (this.loginContext != null)
- try {
- this.loginContext.logout();
- } catch (LoginException e1) {
- log.warn("Could not log out: " + e1);
- }
- this.loginContext = lc;
- doRefresh();
- }
-
- @Override
- public void exception(final Throwable e) {
- if (e instanceof SWTError) {
- SWTError swtError = (SWTError) e;
- if (swtError.code == SWT.ERROR_FUNCTION_DISPOSED)
- return;
- }
- display.syncExec(() -> {
-// CmsFeedback.show("Unexpected exception in CMS", e);
- exception = e;
-// log.error("Unexpected exception in CMS", e);
- doRefresh();
- });
- }
-
- protected synchronized void doRefresh() {
- if (ui != null)
- Subject.doAs(getSubject(), new PrivilegedAction<Void>() {
- @Override
- public Void run() {
- if (exception != null) {
- // TODO internationalise
- CmsFeedback.show("Unexpected exception", exception);
- exception = null;
- // TODO report
- }
- cmsWebApp.getCmsApp().refreshUi(ui, state);
- return null;
- }
- });
- }
-
- /** Sets the state of the entry point and retrieve the related JCR node. */
- protected String setState(String newState) {
- cmsWebApp.getCmsApp().setState(ui, newState);
- state = newState;
- return null;
- }
-
- @Override
- public UxContext getUxContext() {
- return uxContext;
- }
-
- @Override
- public String getUid() {
- return uid;
- }
-
- @Override
- public void navigateTo(String state) {
- exception = null;
- String title = setState(state);
- if (title != null)
- doRefresh();
- if (browserNavigation != null)
- browserNavigation.pushState(state, title);
- }
-
- public CmsImageManager getImageManager() {
- return imageManager;
- }
-
- @Override
- public void navigated(BrowserNavigationEvent event) {
- setState(event.getState());
- // doRefresh();
- }
-
- @Override
- public void sendEvent(String topic, Map<String, Object> properties) {
- if (properties == null)
- properties = new HashMap<>();
- if (properties.containsKey(CMS_VIEW_UID_PROPERTY) && !properties.get(CMS_VIEW_UID_PROPERTY).equals(uid))
- throw new IllegalArgumentException("Property " + CMS_VIEW_UID_PROPERTY + " is set to another CMS view uid ("
- + properties.get(CMS_VIEW_UID_PROPERTY) + ") then " + uid);
- properties.put(CMS_VIEW_UID_PROPERTY, uid);
- eventAdmin.sendEvent(new Event(topic, properties));
- }
-
- @Override
- public void stateChanged(String state, String title) {
- browserNavigation.pushState(state, title);
- }
-
- @Override
- public CmsSession getCmsSession() {
- CmsSession cmsSession = CmsOsgiUtils.getCmsSession(cmsWebApp.getBundleContext(), getSubject());
- return cmsSession;
- }
-
- @Override
- public Object getData(String key) {
- if (ui != null) {
- return ui.getData(key);
- } else {
- throw new IllegalStateException("UI is not initialized");
- }
- }
-
- @Override
- public void setData(String key, Object value) {
- if (ui != null) {
- ui.setData(key, value);
- } else {
- throw new IllegalStateException("UI is not initialized");
- }
- }
-
- /*
- * EntryPoint IMPLEMENTATION
- */
-
- @Override
- public int createUI() {
- Display display = new Display();
- Shell shell = createShell(display);
- shell.setLayout(CmsSwtUtils.noSpaceGridLayout());
- CmsSwtUtils.registerCmsView(shell, this);
- createContents(shell);
- shell.layout();
-// if (shell.getMaximized()) {
-// shell.layout();
-// } else {
-//// shell.pack();
-// }
- shell.open();
- if (getApplicationContext().getLifeCycleFactory().getLifeCycle() instanceof RWTLifeCycle) {
- eventLoop: while (!shell.isDisposed()) {
- try {
- if (!display.readAndDispatch()) {
- display.sleep();
- }
- } catch (Throwable e) {
- if (e instanceof SWTError) {
- SWTError swtError = (SWTError) e;
- if (swtError.code == SWT.ERROR_FUNCTION_DISPOSED) {
- log.error("Unexpected SWT error in event loop, ignoring it. " + e.getMessage());
- continue eventLoop;
- } else {
- log.error("Unexpected SWT error in event loop, shutting down...", e);
- break eventLoop;
- }
- } else if (e instanceof ThreadDeath) {
- throw (ThreadDeath) e;
- } else if (e instanceof Error) {
- log.error("Unexpected error in event loop, shutting down...", e);
- break eventLoop;
- } else {
- log.error("Unexpected exception in event loop, ignoring it. " + e.getMessage());
- continue eventLoop;
- }
- }
- }
- if (!display.isDisposed())
- display.dispose();
- }
- return 0;
- }
-
- protected Shell createShell(Display display) {
- Shell shell;
- if (!multipleShells) {
- shell = new Shell(display, SWT.NO_TRIM);
- shell.setMaximized(true);
- } else {
- shell = new Shell(display, SWT.SHELL_TRIM);
- shell.setSize(800, 600);
- }
- return shell;
- }
-
- public void setEventAdmin(EventAdmin eventAdmin) {
- this.eventAdmin = eventAdmin;
- }
-
-}
projects / lgpl / argeo-commons.git / blobdiff