Examples with UserInstance org.apereo.portal.UserInstance used on opensource projects

Example 1 with UserInstance

use of org.apereo.portal.UserInstance in project uPortal by Jasig.

the class UserInstanceManagerImpl method getUserInstance.

/**
     * Returns the UserInstance object that is associated with the given request.
     *
     * @param request Incoming HttpServletRequest
     * @return UserInstance object associated with the given request
     */
@Override
public IUserInstance getUserInstance(HttpServletRequest request) throws PortalException {
    try {
        request = this.portalRequestUtils.getOriginalPortalRequest(request);
    } catch (IllegalArgumentException iae) {
    //ignore, just means that this isn't a wrapped request
    }
    // Use request attributes first for the fastest possible retrieval
    IUserInstance userInstance = (IUserInstance) request.getAttribute(KEY);
    if (userInstance != null) {
        return userInstance;
    }
    final IPerson person;
    try {
        // Retrieve the person object that is associated with the request
        person = this.personManager.getPerson(request);
    } catch (Exception e) {
        logger.error("Exception while retrieving IPerson!", e);
        throw new PortalSecurityException("Could not retrieve IPerson", e);
    }
    if (person == null) {
        throw new PortalSecurityException("PersonManager returned null person for this request.  With no user, there's no UserInstance.  Is PersonManager misconfigured?  RDBMS access misconfigured?");
    }
    final HttpSession session = request.getSession();
    if (session == null) {
        throw new IllegalStateException("HttpServletRequest.getSession() returned a null session for request: " + request);
    }
    // Return the UserInstance object if it's in the session
    UserInstanceHolder userInstanceHolder = getUserInstanceHolder(session);
    if (userInstanceHolder != null) {
        userInstance = userInstanceHolder.getUserInstance();
        if (userInstance != null) {
            return userInstance;
        }
    }
    // Create either a UserInstance or a GuestUserInstance
    final LocaleManager localeManager = this.getLocaleManager(request, person);
    final String userAgent = this.getUserAgent(request);
    final IUserProfile userProfile = this.getUserProfile(request, person, localeManager, userAgent);
    //Create the user layout manager and user instance object
    IUserLayoutManager userLayoutManager = userLayoutManagerFactory.getUserLayoutManager(person, userProfile);
    final UserPreferencesManager userPreferencesManager = new UserPreferencesManager(person, userProfile, userLayoutManager);
    userInstance = new UserInstance(person, userPreferencesManager, localeManager);
    //Ensure the newly created UserInstance is cached in the session
    if (userInstanceHolder == null) {
        userInstanceHolder = new UserInstanceHolder();
    }
    userInstanceHolder.setUserInstance(userInstance);
    session.setAttribute(KEY, userInstanceHolder);
    request.setAttribute(KEY, userInstance);
    // Return the new UserInstance
    return userInstance;
}