GenericCDIView.java
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package fi.insomnia.bortal.web.cdiview;
import java.io.Serializable;
import javax.ejb.EJB;
import javax.enterprise.context.Conversation;
import javax.faces.application.FacesMessage;
import javax.faces.context.FacesContext;
import javax.inject.Inject;
import javax.servlet.http.HttpServletRequest;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import fi.insomnia.bortal.beans.EventBeanLocal;
import fi.insomnia.bortal.beans.PermissionBeanLocal;
import fi.insomnia.bortal.enums.apps.IAppPermission;
import fi.insomnia.bortal.handler.NavigationHandler;
import fi.insomnia.bortal.utilities.I18n;
public abstract class GenericCDIView implements Serializable {
private static final long serialVersionUID = -4000065015178815761L;
@Inject
private Conversation conversation;
private static final Logger logger = LoggerFactory.getLogger(GenericCDIView.class);
@Inject
protected NavigationHandler navihandler;
@EJB
protected PermissionBeanLocal permbean;
@EJB
private EventBeanLocal eventbean;
public void beginConversation() {
if (conversation.isTransient()) {
conversation.begin();
}
}
public boolean hasPermission(IAppPermission perm) {
// boolean ret =
// FacesContext.getCurrentInstance().getExternalContext().isUserInRole(perm.getFullName());
return permbean.hasPermission(perm);
}
protected boolean requirePermissions(IAppPermission perm, boolean... externalChecks) {
boolean ret = requirePermissions(hasPermission(perm));
if (ret && externalChecks.length > 0) {
ret = requirePermissions(externalChecks);
}
if (!ret) {
logger.info("Permission required failed for {} Permission: {} (or extrachecks)", perm.getFullName(), perm);
}
return ret;
}
protected boolean requirePermissions(boolean... externalChecks) {
boolean ret = true;
for (boolean check : externalChecks) {
if (!check) {
ret = false;
break;
}
}
if (!ret) {
FacesContext fcont = FacesContext.getCurrentInstance();
HttpServletRequest req = (HttpServletRequest) fcont.getExternalContext().getRequest();
StringBuilder viewidbuilder = new StringBuilder().append(req.getContextPath()).append(req.getServletPath());
if (req.getQueryString() != null) {
viewidbuilder.append("?").append(req.getQueryString());
}
navihandler.saveDestination(viewidbuilder.toString());
logger.debug("Permission denied. Saving navi {} for later use", viewidbuilder.toString());
// navihandler.navigateTo("/permissionDenied");
fcont.getApplication().getNavigationHandler().handleNavigation(fcont, null, "/permissionDenied?faces-redirect=true");
}
return ret;
}
protected void addFaceMessage(String string, Object... params) {
FacesContext.getCurrentInstance().addMessage(null, new FacesMessage(I18n.get(string, params)));
}
}