public override async Task ProcessRequestAsync(HttpContext context)
{
try
{
ClientCredential credential = new ClientCredential(Constants.AzureActiveDirectory.ClientId,
Constants.AzureActiveDirectory.ApplicationKey);
var authContext =
new AuthenticationContext(string.Format(Constants.AzureActiveDirectory.AuthorityUrl,
Constants.AzureActiveDirectory.TenantId));
var code = ValidationHelper.GetString(HttpContext.Current.Request.QueryString["code"], string.Empty);
AuthenticationResult result =
await
authContext.AcquireTokenByAuthorizationCodeAsync(code,
new Uri(Request.Url.GetLeftPart(UriPartial.Path)), credential,
string.Format(Constants.AzureActiveDirectory.GraphUrl, ""));
var adClient = new ActiveDirectoryClient(
new Uri(string.Format(Constants.AzureActiveDirectory.GraphUrl, result.TenantId)),
async() => await GetAppTokenAsync(result.TenantId));
var adUser =
(User)
await
adClient.Users.Where(x => x.UserPrincipalName.Equals(result.UserInfo.DisplayableId))
.Expand(x => x.MemberOf)
.ExecuteSingleAsync();
var user =
UserInfoProvider.GetUsers()
.Where("AzureADUsername", QueryOperator.Equals, adUser.UserPrincipalName)
.FirstOrDefault();
var groupsToAdd = adUser.MemberOf.OfType <Group>()
.Select(x => x.DisplayName)
.Where(x => Constants.AzureActiveDirectory.GroupsToSync.Contains(x));
var groupsToRemove = Constants.AzureActiveDirectory.GroupsToSync
.Where(x => !groupsToAdd.Contains(x));
// check if any of the Azure Active Directory groups are matching by name any Kentico roles
// if not save an error message in ErrorLog and return
bool isGroupMatchRole = false;
foreach (var group in groupsToAdd)
{
var roleInfo = RoleInfoProvider.GetRoles()
.OnSite(SiteContext.CurrentSiteID)
.Where("RoleDisplayName", QueryOperator.Equals, group).ToList <RoleInfo>();
if (roleInfo.Count > 0)
{
isGroupMatchRole = true;
break;
}
}
if (!isGroupMatchRole)
{
var logerr = $"Attempted login on {DateTime.Now} by user {adUser.UserPrincipalName},[{adUser.DisplayName}] memberOf {groupsToAdd.ToList<string>().Join(",")}";
EventLogProvider.LogEvent(EventType.ERROR,
"Login user through Azure Active Directory",
"AZUREADLOGINFAILURE",
eventDescription: logerr);
var returnUrlWithError = ValidationHelper.GetString(this.Context.Request.Params["state"], string.Empty);
URLHelper.Redirect(URLHelper.GetAbsoluteUrl($"{returnUrlWithError}?logonresult=Failed&firstname={adUser.DisplayName}&lastname={string.Empty}&lastlogoninfo={logerr}"));
return;
}
if (user == null)
{
user = new CMS.Membership.UserInfo();
user.UserName = adUser.UserPrincipalName;
user.FirstName = adUser.GivenName;
user.LastName = adUser.Surname;
user.FullName = adUser.DisplayName;
user.Email = adUser.Mail.IfEmpty(adUser.OtherMails.FirstOrDefault());
user.SetValue("AzureADUsername", adUser.UserPrincipalName);
user.IsExternal = true;
//None 0 User has no privilege level
//Editor 1 User is able to use administration interface
//Admin 2 User can use all applications except the global applications and functionality
//GlobalAdmin 3 User can use all applications and functionality without any exceptions
user.SiteIndependentPrivilegeLevel = CMS.Base.UserPrivilegeLevelEnum.Editor;
user.Enabled = true;
UserInfoProvider.SetUserInfo(user);
UserInfoProvider.AddUserToSite(user.UserName, SiteContext.CurrentSiteName);
foreach (var group in groupsToAdd)
{
UserInfoProvider.AddUserToRole(user.UserName,
RoleInfoProvider.GetRoles()
.OnSite(SiteContext.CurrentSiteID)
.Where("RoleDisplayName", QueryOperator.Equals, group)
.FirstOrDefault()?.RoleName ?? "", SiteContext.CurrentSiteName);
}
}
else
{
user.FirstName = adUser.GivenName;
user.LastName = adUser.Surname;
user.FullName = adUser.DisplayName;
user.Email = adUser.Mail.IfEmpty(adUser.OtherMails.FirstOrDefault());
user.IsExternal = true;
UserInfoProvider.SetUserInfo(user);
UserInfoProvider.AddUserToSite(user.UserName, SiteContext.CurrentSiteName);
foreach (var group in groupsToAdd)
{
UserInfoProvider.AddUserToRole(user.UserName,
RoleInfoProvider.GetRoles()
.OnSite(SiteContext.CurrentSiteID)
.Where("RoleDisplayName", QueryOperator.Equals, group)
.FirstOrDefault()?.RoleName ?? "", SiteContext.CurrentSiteName);
}
foreach (var group in groupsToRemove)
{
UserInfoProvider.RemoveUserFromRole(user.UserName,
RoleInfoProvider.GetRoles()
.OnSite(SiteContext.CurrentSiteID)
.Where("RoleDisplayName", QueryOperator.Equals, group)
.FirstOrDefault()?.RoleName ?? "", SiteContext.CurrentSiteName);
}
}
AuthenticationHelper.AuthenticateUser(user.UserName, false);
MembershipActivityLogger.LogLogin(user.UserName, DocumentContext.CurrentDocument);
var returnUrl = ValidationHelper.GetString(context.Request.Params["state"], string.Empty);
URLHelper.Redirect(URLHelper.GetAbsoluteUrl(returnUrl));
}
catch (Exception exception)
{
EventLogProvider.LogException("AzureActiveDirectory", "Login", exception);
}
}
protected async void Page_Load(object sender, EventArgs e)
{
try
{
ClientCredential credential = new ClientCredential(Constants.AzureActiveDirectory.ClientId,
Constants.AzureActiveDirectory.AppKey);
var authContext =
new AuthenticationContext(string.Format(Constants.AzureActiveDirectory.Authority,
Constants.AzureActiveDirectory.TenantId));
var code = ValidationHelper.GetString(HttpContext.Current.Request.QueryString["code"], string.Empty);
AuthenticationResult result =
await
authContext.AcquireTokenByAuthorizationCodeAsync(code,
new Uri(Request.Url.GetLeftPart(UriPartial.Path)), credential,
string.Format(Constants.AzureActiveDirectory.GraphResourceUri, ""));
var adClient = new ActiveDirectoryClient(
new Uri(string.Format(Constants.AzureActiveDirectory.GraphResourceUri, result.TenantId)),
async() => await GetAppTokenAsync(result.TenantId));
var adUser =
(User)
await
adClient.Users.Where(x => x.UserPrincipalName.Equals(result.UserInfo.DisplayableId))
.Expand(x => x.MemberOf)
.ExecuteSingleAsync();
var user =
UserInfoProvider.GetUsers()
.Where("AzureADUsername", QueryOperator.Equals, adUser.UserPrincipalName)
.FirstOrDefault();
var groupsToAdd = adUser.MemberOf.OfType <Group>()
.Select(x => x.DisplayName)
.Where(x => Constants.AzureActiveDirectory.GroupsToSync.Contains(x));
var groupsToRemove = Constants.AzureActiveDirectory.GroupsToSync
.Where(x => !groupsToAdd.Contains(x));
if (user == null)
{
user = new CMS.Membership.UserInfo();
user.UserName = adUser.UserPrincipalName;
user.FirstName = adUser.GivenName;
user.LastName = adUser.Surname;
user.FullName = adUser.DisplayName;
user.Email = adUser.Mail.IfEmpty(adUser.OtherMails.FirstOrDefault());
user.SetValue("AzureADUsername", adUser.UserPrincipalName);
user.IsExternal = true;
user.Enabled = true;
UserInfoProvider.SetUserInfo(user);
UserInfoProvider.AddUserToSite(user.UserName, SiteContext.CurrentSiteName);
foreach (var group in groupsToAdd)
{
UserInfoProvider.AddUserToRole(user.UserName,
RoleInfoProvider.GetRoles()
.OnSite(SiteContext.CurrentSiteID)
.Where("RoleDisplayName", QueryOperator.Equals, group)
.FirstOrDefault()?.RoleName ?? "", SiteContext.CurrentSiteName);
}
}
else
{
user.FirstName = adUser.GivenName;
user.LastName = adUser.Surname;
user.FullName = adUser.DisplayName;
user.Email = adUser.Mail.IfEmpty(adUser.OtherMails.FirstOrDefault());
user.IsExternal = true;
UserInfoProvider.SetUserInfo(user);
UserInfoProvider.AddUserToSite(user.UserName, SiteContext.CurrentSiteName);
foreach (var group in groupsToAdd)
{
UserInfoProvider.AddUserToRole(user.UserName,
RoleInfoProvider.GetRoles()
.OnSite(SiteContext.CurrentSiteID)
.Where("RoleDisplayName", QueryOperator.Equals, group)
.FirstOrDefault()?.RoleName ?? "", SiteContext.CurrentSiteName);
}
foreach (var group in groupsToRemove)
{
UserInfoProvider.RemoveUserFromRole(user.UserName,
RoleInfoProvider.GetRoles()
.OnSite(SiteContext.CurrentSiteID)
.Where("RoleDisplayName", QueryOperator.Equals, group)
.FirstOrDefault()?.RoleName ?? "", SiteContext.CurrentSiteName);
}
}
AuthenticationHelper.AuthenticateUser(user.UserName, false);
MembershipActivityLogger.LogLogin(user.UserName, DocumentContext.CurrentDocument);
}
catch (Exception exception)
{
EventLogProvider.LogException("AzureActiveDirectory", "Login", exception);
}
var postLoginPage = DocumentHelper.GetDocuments()
.WhereEquals("NodeAliasPath", Constants.AzureActiveDirectory.PostLoginPage)
.FirstOrDefault(x => x.DocumentCulture.Equals(LocalizationContext.CurrentCulture.CultureCode,
StringComparison.InvariantCultureIgnoreCase));
var returnUrl = HttpContext.Current.Request.GetReturnUrl(postLoginPage.GetRelativeUrl());
URLHelper.Redirect(URLHelper.GetAbsoluteUrl(returnUrl));
}
