ImpersonationServlet.java
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/*
* Decompiled with CFR 0_118.
*
* Could not load the following classes:
* com.adobe.granite.xss.XSSFilter
* javax.jcr.RepositoryException
* javax.jcr.Session
* javax.servlet.ServletException
* javax.servlet.http.HttpServletResponse
* org.apache.felix.scr.annotations.Component
* org.apache.felix.scr.annotations.Properties
* org.apache.felix.scr.annotations.Property
* org.apache.felix.scr.annotations.Reference
* org.apache.felix.scr.annotations.ReferenceCardinality
* org.apache.felix.scr.annotations.Service
* org.apache.jackrabbit.api.security.user.Authorizable
* org.apache.jackrabbit.api.security.user.Query
* org.apache.jackrabbit.api.security.user.QueryBuilder
* org.apache.jackrabbit.api.security.user.User
* org.apache.jackrabbit.api.security.user.UserManager
* org.apache.sling.api.SlingHttpServletRequest
* org.apache.sling.api.SlingHttpServletResponse
* org.apache.sling.api.request.RequestParameter
* org.apache.sling.api.request.RequestParameterMap
* org.apache.sling.api.request.RequestPathInfo
* org.apache.sling.api.resource.Resource
* org.apache.sling.api.resource.ResourceResolver
* org.apache.sling.api.servlets.HtmlResponse
* org.apache.sling.commons.json.JSONException
* org.apache.sling.commons.json.io.JSONWriter
* org.slf4j.Logger
* org.slf4j.LoggerFactory
*/
package com.adobe.granite.security.user.internal.servlets;
import com.adobe.granite.security.user.UserPropertiesManager;
import com.adobe.granite.security.user.UserPropertiesService;
import com.adobe.granite.security.user.internal.servlets.AbstractServlet;
import com.adobe.granite.security.user.util.AuthorizableJSONWriter;
import com.adobe.granite.security.user.util.ImpersonationNotifier;
import com.adobe.granite.xss.XSSFilter;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.Writer;
import java.net.URLEncoder;
import java.util.Collections;
import java.util.Date;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
import javax.jcr.RepositoryException;
import javax.jcr.Session;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletResponse;
import org.apache.felix.scr.annotations.Component;
import org.apache.felix.scr.annotations.Properties;
import org.apache.felix.scr.annotations.Property;
import org.apache.felix.scr.annotations.Reference;
import org.apache.felix.scr.annotations.ReferenceCardinality;
import org.apache.felix.scr.annotations.Service;
import org.apache.jackrabbit.api.security.user.Authorizable;
import org.apache.jackrabbit.api.security.user.Query;
import org.apache.jackrabbit.api.security.user.QueryBuilder;
import org.apache.jackrabbit.api.security.user.User;
import org.apache.jackrabbit.api.security.user.UserManager;
import org.apache.sling.api.SlingHttpServletRequest;
import org.apache.sling.api.SlingHttpServletResponse;
import org.apache.sling.api.request.RequestParameter;
import org.apache.sling.api.request.RequestParameterMap;
import org.apache.sling.api.request.RequestPathInfo;
import org.apache.sling.api.resource.Resource;
import org.apache.sling.api.resource.ResourceResolver;
import org.apache.sling.api.servlets.HtmlResponse;
import org.apache.sling.commons.json.JSONException;
import org.apache.sling.commons.json.io.JSONWriter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@Component(metatype=0)
@Service
@Properties(value={@Property(name="sling.servlet.paths", value={"rep/User/impersonate.json.GET.servlet", "rep/SystemUser/impersonate.json.GET.servlet", "rep/User/impersonators.html.POST.servlet", "rep/SystemUser/impersonators.html.POST.servlet"})})
public class ImpersonationServlet
extends AbstractServlet {
private static final Logger log = LoggerFactory.getLogger(ImpersonationServlet.class);
private static final String SELECTOR_IMPERSONATE = "impersonate";
private static final String SELECTOR_IMPERSONATORS = "impersonators";
private static final String PARAM_IMPERSONATE = "impersonate";
private static final String SLING_PARAM_SUDO = "sudo=";
private static final String SLING_PARAM_REDIRECT = "sling.auth.redirect=";
@Reference
private UserPropertiesService service;
@Reference
private XSSFilter xss;
@Reference(cardinality=ReferenceCardinality.OPTIONAL_UNARY)
private ImpersonationNotifier notifier;
/*
* WARNING - Removed try catching itself - possible behaviour change.
*/
protected void doGet(SlingHttpServletRequest request, SlingHttpServletResponse response) throws ServletException, IOException {
block14 : {
HtmlResponse errorResponse = null;
Resource resource = request.getResource();
ResourceResolver resolver = request.getResourceResolver();
User user = (User)resource.adaptTo(User.class);
UserManager umgr = (UserManager)resolver.adaptTo(UserManager.class);
try {
if (user == null || umgr == null) {
errorResponse = ImpersonationServlet.createErrorResponse(404, "Cannot resolve to user or user manager (" + resource.getPath() + ")");
break block14;
}
Session session = (Session)resolver.adaptTo(Session.class);
String selector = request.getRequestPathInfo().getSelectors()[0];
RequestParameterMap params = request.getRequestParameterMap();
String userID = user.getID();
if ("impersonate".equals(selector)) {
if (!userID.equals(session.getUserID())) {
errorResponse = ImpersonationServlet.createErrorResponse(400, "User does not match editing session. Cannot handle impersonation request.");
} else if (!params.containsKey((Object)"impersonate")) {
errorResponse = ImpersonationServlet.createErrorResponse(400, "Command missing in request ('impersonate' parameter expected).");
} else {
String impersonate = params.getValue("impersonate").getString();
log.debug("Set parameter to impersonate {} as {}", (Object)userID, (Object)impersonate);
this.notifyImpersonation(impersonate, userID);
String redirectTo = params.containsKey((Object)"path") ? params.getValue("path").getString() : "/";
StringBuilder sb = new StringBuilder();
sb.append("?").append("sling.auth.redirect=");
sb.append(URLEncoder.encode(redirectTo, "utf-8")).append("&");
sb.append("sudo=").append(URLEncoder.encode(impersonate, "utf-8"));
ImpersonationServlet.setJsonResponseHeader((HttpServletResponse)response);
response.sendRedirect(sb.toString());
}
break block14;
}
errorResponse = ImpersonationServlet.createErrorResponse(400, "Invalid selector " + selector);
}
catch (RepositoryException e) {
errorResponse = ImpersonationServlet.createErrorResponse((Exception)e);
}
catch (Exception e) {
errorResponse = ImpersonationServlet.createErrorResponse(e);
}
finally {
if (errorResponse != null) {
errorResponse.send((HttpServletResponse)response, true);
}
}
}
}
/*
* WARNING - Removed try catching itself - possible behaviour change.
*/
protected void doPost(SlingHttpServletRequest request, SlingHttpServletResponse response) throws ServletException, IOException {
block13 : {
HtmlResponse errorResponse = null;
Resource resource = request.getResource();
ResourceResolver resolver = request.getResourceResolver();
final User user = (User)resource.adaptTo(User.class);
UserManager umgr = (UserManager)resolver.adaptTo(UserManager.class);
try {
if (user == null || umgr == null) {
errorResponse = ImpersonationServlet.createErrorResponse(404, "Cannot resolve to user or user manager (" + resource.getPath() + ")");
break block13;
}
Session session = (Session)resolver.adaptTo(Session.class);
String selector = request.getRequestPathInfo().getSelectors()[0];
RequestParameterMap params = request.getRequestParameterMap();
final String userID = user.getID();
if ("impersonators".equals(selector)) {
final String paramQuery = request.getParameter("query");
final long paramOffset = ImpersonationServlet.getNonNegativeValue(params, "offset", 0);
final long paramMaxResult = ImpersonationServlet.getNonNegativeValue(params, "max", -1);
Query q = new Query(){
public void build(QueryBuilder qb) {
if (paramQuery == null) {
qb.setCondition(user.isAdmin() ? qb.not(qb.nameMatches(userID)) : qb.impersonates(userID));
} else {
String pattern = paramQuery.replaceAll("'", "''").replaceAll("\\\\", "\\\\\\\\") + "%";
String profilePath = "profile/";
String givenNamePath = profilePath + "givenName";
String familyNamePath = profilePath + "familyName";
String displayNamePath = profilePath + "displayName";
qb.setCondition(qb.and(user.isAdmin() ? qb.not(qb.nameMatches(userID)) : qb.impersonates(userID), qb.or(qb.nameMatches(pattern), qb.or(qb.like(givenNamePath, pattern), qb.or(qb.like(familyNamePath, pattern), qb.like(displayNamePath, pattern))))));
}
qb.setSelector(User.class);
qb.setLimit(paramOffset, paramMaxResult);
}
};
Iterator resultSet = umgr.findAuthorizables(q);
ImpersonationServlet.setJsonResponseHeader((HttpServletResponse)response);
JSONWriter writer = new JSONWriter((Writer)response.getWriter());
writer.object();
writer.key("authorizables");
writer.array();
UserPropertiesManager mgr = this.service.createUserPropertiesManager(session, resolver);
AuthorizableJSONWriter authWriter = new AuthorizableJSONWriter(mgr, resolver, session, ImpersonationServlet.getProps(params), this.xss);
long cnt = 0;
while (resultSet.hasNext()) {
authWriter.write(writer, (Authorizable)resultSet.next());
++cnt;
}
writer.endArray();
writer.key("Total".toLowerCase()).value(cnt);
writer.endObject();
break block13;
}
errorResponse = ImpersonationServlet.createErrorResponse(400, "Invalid selector " + selector);
}
catch (RepositoryException e) {
errorResponse = ImpersonationServlet.createErrorResponse((Exception)e);
}
catch (JSONException e) {
errorResponse = ImpersonationServlet.createErrorResponse((Exception)e);
}
catch (Exception e) {
errorResponse = ImpersonationServlet.createErrorResponse(e);
}
finally {
if (errorResponse != null) {
errorResponse.send((HttpServletResponse)response, true);
}
}
}
}
private void notifyImpersonation(String impersonate, String userID) {
if (this.notifier != null) {
if ("-".equals(impersonate)) {
this.notifier.notify(new Date(), userID, "revert", Collections.<String, Object>emptyMap());
} else {
Map<String, Object> args = Collections.singletonMap("sudo", impersonate);
this.notifier.notify(new Date(), userID, "sudo", args);
}
}
}
protected void bindService(UserPropertiesService userPropertiesService) {
this.service = userPropertiesService;
}
protected void unbindService(UserPropertiesService userPropertiesService) {
if (this.service == userPropertiesService) {
this.service = null;
}
}
protected void bindXss(XSSFilter xSSFilter) {
this.xss = xSSFilter;
}
protected void unbindXss(XSSFilter xSSFilter) {
if (this.xss == xSSFilter) {
this.xss = null;
}
}
protected void bindNotifier(ImpersonationNotifier impersonationNotifier) {
this.notifier = impersonationNotifier;
}
protected void unbindNotifier(ImpersonationNotifier impersonationNotifier) {
if (this.notifier == impersonationNotifier) {
this.notifier = null;
}
}
}