@Override
public void doFilter(ActionRequest request, ActionResponse response, FilterChain chain)
throws IOException, PortletException {
String username = request.getRemoteUser();
OAuthProvider oauthProvider = getOAuthProvider();
AccessToken accessToken;
if (username != null && oauthProvider != null) {
accessToken = oauthProvider.loadAccessToken(username);
} else {
accessToken = null;
}
if (oauthProvider != null) {
requestContext.saveOAuthInfo(oauthProvider, accessToken);
}
chain.doFilter(request, response);
}
@Override
public void doFilter(RenderRequest request, RenderResponse response, FilterChain chain)
throws IOException, PortletException {
String username = request.getRemoteUser();
if (username == null) {
request.setAttribute(
ATTRIBUTE_ERROR_MESSAGE,
"No content available for anonymous user. You need to login first.");
PortletRequestDispatcher prd =
filterConfig.getPortletContext().getRequestDispatcher("/jsp/error/error.jsp");
prd.include(request, response);
return;
}
OAuthProvider oauthProvider = getOAuthProvider();
if (oauthProvider == null) {
String errorMessage = "OAuth provider '" + oauthProviderKey + "' not available";
request.setAttribute(ATTRIBUTE_ERROR_MESSAGE, errorMessage);
PortletRequestDispatcher prd =
filterConfig.getPortletContext().getRequestDispatcher("/jsp/error/error.jsp");
prd.include(request, response);
return;
}
AccessToken accessToken =
loadAccessTokenOrRedirectToObtainIt(username, oauthProvider, request, response);
if (accessToken != null) {
accessToken = validateAccessToken(request, response, oauthProvider, accessToken);
if (accessToken != null) {
requestContext.saveOAuthInfo(oauthProvider, accessToken);
chain.doFilter(request, response);
}
}
}