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package org.apereo.cas.util; |
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import org.apereo.inspektr.common.spi.PrincipalResolver; |
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import org.pac4j.core.context.J2EContext; |
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import org.pac4j.core.context.WebContext; |
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import org.pac4j.core.profile.CommonProfile; |
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import org.pac4j.core.profile.ProfileManager; |
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import org.pac4j.core.profile.UserProfile; |
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import javax.servlet.http.HttpServletRequest; |
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import javax.servlet.http.HttpServletResponse; |
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import java.util.Optional; |
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/** |
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* This is {@link Pac4jUtils}. |
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* |
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* @author Misagh Moayyed |
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* @since 5.2.0 |
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*/ |
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public final class Pac4jUtils { |
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private Pac4jUtils() {} |
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/** |
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* Return the username of the authenticated user (based on pac4j security). |
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* |
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* @return the authenticated username. |
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*/ |
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public static String getPac4jAuthenticatedUsername() { |
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final HttpServletRequest request = HttpRequestUtils.getHttpServletRequestFromRequestAttributes(); |
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final HttpServletResponse response = HttpRequestUtils.getHttpServletResponseFromRequestAttributes(); |
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if (request != null && response != null) { |
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final ProfileManager manager = getPac4jProfileManager(request, response); |
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final Optional<UserProfile> profile = manager.get(true); |
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if (profile != null && profile.isPresent()) { |
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final String id = profile.get().getId(); |
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if (id != null) { |
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return id; |
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} |
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} |
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} |
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return PrincipalResolver.UNKNOWN_USER; |
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} |
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/** |
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* Gets pac 4 j profile manager. |
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* |
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* @param request the request |
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* @param response the response |
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* @return the pac 4 j profile manager |
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*/ |
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public static ProfileManager getPac4jProfileManager(final HttpServletRequest request, final HttpServletResponse response) { |
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final J2EContext context = getPac4jJ2EContext(request, response); |
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return getPac4jProfileManager(context); |
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} |
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/** |
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* Gets pac4j profile manager. |
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* |
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* @param context the context |
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* @return the pac4j profile manager |
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*/ |
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public static ProfileManager getPac4jProfileManager(final WebContext context) { |
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return new ProfileManager(context); |
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} |
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/** |
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* Gets pac4j context. |
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* |
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* @param request the request |
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* @param response the response |
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* @return the context |
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*/ |
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public static J2EContext getPac4jJ2EContext(final HttpServletRequest request, final HttpServletResponse response) { |
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return new J2EContext(request, response); |
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} |
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/** |
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* Gets pac4j context. |
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* |
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* @return the pac4j context |
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*/ |
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public static J2EContext getPac4jJ2EContext() { |
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return getPac4jJ2EContext(HttpRequestUtils.getHttpServletRequestFromRequestAttributes(), |
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HttpRequestUtils.getHttpServletResponseFromRequestAttributes()); |
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} |
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/** |
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* Finds the current client name from the context, using the PAC4J Profile Manager. It is assumed that the context has previously been |
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* populated with the profile. |
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* |
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* @param webContext |
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* A web context (request + response). |
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* |
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* @return The currently used client's name or {@code null} if there is no active profile. |
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*/ |
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public static String findCurrentClientName(final WebContext webContext) { |
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@SuppressWarnings("unchecked") |
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final ProfileManager<? extends CommonProfile> pm = getPac4jProfileManager(webContext); |
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final Optional<? extends CommonProfile> profile = pm.get(true); |
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return profile.map(CommonProfile::getClientName).orElse(null); |
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} |
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} |
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apereo /
cas
