internal bool IsValidServerVersion(Uri url)
{
using (var client = new WebClient())
{
client.Headers[HttpRequestHeader.UserAgent] = CmdLetContext.GetUserAgent();
string str = null;
try
{
client.DownloadData(url);
str = client.ResponseHeaders[HEADER_SHAREPOINT_VERSION];
}
catch (WebException exception)
{
if ((exception != null) && (exception.Response != null))
{
str = exception.Response.Headers[HEADER_SHAREPOINT_VERSION];
}
}
if (str == null)
{
throw new InvalidOperationException(StringResourceManager.GetResourceString("ValidateServerVersionCouldntConnectToUri", new object[0]));
}
if (!string.IsNullOrEmpty(str))
{
string input = str.Split(new char[] { ',' })[0];
if (Version.TryParse(input, out Version version))
{
return(version.Major >= 15);
}
}
}
return(false);
}
public SPOService InstantiateSPOService(Uri url, string loginUrl, PSCredential credentials,
string authenticationUrl = COMMON_AUTH_URL, PromptBehavior?behavior = null)
{
if (!IsValidServerVersion(url))
{
throw new InvalidOperationException(StringResourceManager.GetResourceString(
"ValidateServerVersionInvalidVersion",
new object[0]));
}
var context = new CmdLetContext(url.ToString(), null, null); // this is where the site "sites/Clients" is set.
if (credentials == null)
{
OAuthSession session;
if (CTX.SP1 == null)
{
session = new OAuthSession(authenticationUrl);
session.SignIn(loginUrl, behavior.Value); // the login Url is the base site though.
}
else
{
CTX.SP1.OAuthSession.EnsureValidAuthToken();
session = CTX.SP1.OAuthSession;
}
context.OAuthSession = session;
}
else
{
var credentials2 = new SharePointOnlineCredentials(credentials.UserName, credentials.Password);
context.Credentials = credentials2;
}
return(new SPOService(context));
}
public CmdLetContext(string webFullUrl, CmdLetContext rootContext) : base(webFullUrl)
{
base.ClientTag = GetClientTag();
ApplicationName = GetUserAgent();
OAuthSession = rootContext.OAuthSession;
base.ExecutingWebRequest += new EventHandler <WebRequestEventArgs>(this.CmdLetContext_ExecutingWebRequest);
}
private static void Lae <T>(IEnumerable <T> objs, CmdLetContext ctx, bool andExecute, params Expression <Func <T, object> >[] retrievals) where T : ClientObject
{
var cObjs = objs.ToArray();
for (int i = 0; i < cObjs.Length; i++)
{
var obj = cObjs[i];
if (obj != null)
{
try
{
ctx.Load(obj, retrievals);
if (andExecute)
{
ctx.ExecuteQuery();
}
}
catch (InvalidQueryExpressionException e)
{
if (e.Message.Contains("The query expression") && e.Message.Contains("is not supported"))
{
return;
}
else
{
throw new AggregateException("An invalid query was attempted.", e);
}
}
}
}
}
internal bool IsTenantAdminSite(CmdLetContext context)
{
try
{
new Tenant(context);
context.ExecuteQuery();
return(true);
}
catch (ServerUnauthorizedAccessException)
{
return(false);
}
}
public SPOService SwitchContext(string newWebUrl, CmdLetContext currentContext)
{
if (!newWebUrl.EndsWith("/"))
{
newWebUrl = newWebUrl + "/";
}
OAuthSession oauth = currentContext.OAuthSession;
var newContext = new CmdLetContext(newWebUrl, null, null);
if (currentContext.Credentials == null)
{
newContext.OAuthSession = oauth;
newContext.OAuthSession.EnsureValidAuthToken();
}
else
{
newContext.Credentials = currentContext.Credentials;
}
return(new SPOService(newContext));
}
// Methods
public SPOService(CmdLetContext context) =>
this.Context = context ?? throw new ArgumentNullException("context");