/// <summary>
/// We want to remove from the quick launch.
/// http://blogs.technet.com/b/speschka/archive/2014/05/07/create-a-list-in-the-host-web-when-your-sharepoint-app-is-installed-and-remove-it-from-the-recent-stuff-list.aspx
/// </summary>
/// <param name="ctx">The ClientContext </param>
/// <param name="listName">The List name to remove</param>
private void RemoveFromQuickLaunch(ClientContext ctx, string listName)
{
Site _site = ctx.Site;
Web _web = _site.RootWeb;
ctx.Load(_web, x => x.Navigation, x => x.Navigation.QuickLaunch);
ctx.ExecuteQuery();
var _vNode = from NavigationNode _navNode in _web.Navigation.QuickLaunch
where _navNode.Title == "Recent"
select _navNode;
NavigationNode _nNode = _vNode.First <NavigationNode>();
ctx.Load(_nNode.Children);
ctx.ExecuteQuery();
var vcNode = from NavigationNode cn in _nNode.Children
where cn.Title == listName
select cn;
NavigationNode _cNode = vcNode.First <NavigationNode>();
_cNode.DeleteObject();
ctx.ExecuteQuery();
}
/// <summary>
/// Deletes a navigation node from the quickLaunch or top navigation bar
/// </summary>
/// <param name="web">Site to be processed - can be root web or sub site</param>
/// <param name="nodeTitle">the title of node to delete</param>
/// <param name="parentNodeTitle">if string.Empty, then will delete this node as top level node</param>
/// <param name="navigationType">the type of navigation, quick launch, top navigation or search navigation</param>
public static void DeleteNavigationNode(this Web web, string nodeTitle, string parentNodeTitle, NavigationType navigationType)
{
web.Context.Load(web, w => w.Navigation.QuickLaunch, w => w.Navigation.TopNavigationBar);
web.Context.ExecuteQueryRetry();
NavigationNode deleteNode = null;
try
{
if (navigationType == NavigationType.QuickLaunch)
{
var quickLaunch = web.Navigation.QuickLaunch;
if (string.IsNullOrEmpty(parentNodeTitle))
{
deleteNode = quickLaunch.SingleOrDefault(n => n.Title == nodeTitle);
}
else
{
foreach (var nodeInfo in quickLaunch)
{
if (nodeInfo.Title != parentNodeTitle)
{
continue;
}
web.Context.Load(nodeInfo.Children);
web.Context.ExecuteQueryRetry();
deleteNode = nodeInfo.Children.SingleOrDefault(n => n.Title == nodeTitle);
}
}
}
else if (navigationType == NavigationType.TopNavigationBar)
{
var topLink = web.Navigation.TopNavigationBar;
deleteNode = topLink.SingleOrDefault(n => n.Title == nodeTitle);
}
else if (navigationType == NavigationType.SearchNav)
{
NavigationNodeCollection nodeCollection = web.LoadSearchNavigation();
deleteNode = nodeCollection.SingleOrDefault(n => n.Title == nodeTitle);
}
}
finally
{
if (deleteNode != null)
{
deleteNode.DeleteObject();
}
web.Context.ExecuteQueryRetry();
}
}
public SPRemoteEventResult ProcessEvent(SPRemoteEventProperties properties)
{
SPRemoteEventResult result = new SPRemoteEventResult();
//get the host web url
Uri hostUrl = properties.AppEventProperties.HostWebFullUrl;
//get the operation context so we can figure out the host URL for this service, from
//which we can get the Authority for a client context
System.ServiceModel.OperationContext oc = System.ServiceModel.OperationContext.Current;
Uri localUrl = null;
//UPDATE: THIS CODE WORKED FINE FOR WHEN YOU USE THE WEB APP CREATED BY VS.NET
//FOR THE SHAREPOINT APP, BUT IT BREAKS WHEN YOU DEPLOY TO A REAL IIS SERVER
//BECAUSE YOU END UP GETTING TWO BASEADDRESSES, BUT NOT WITH THE RIGHT SCHEME.
//FOR EXAMPLE, THE FIRST ONE IS THE ADDRESS OF THIS HOST BUT WITH THE HTTP SCHEME.
//THE SECOND ONE IS HTTPS, BUT THE HOST NAME IS THE FQDN OF THE SERVER. SINCE
//SHAREPOINT DOESN'T RECOGNIZE THAT AS THE ENDPOINT IT TRUSTS FOR THIS CODE, IT BLOWS
//UP WHEN RUNNING THE CODE BELOW AND THE WHOLE THING FAILS
#region Code That Breaks In IIS
////now enumerate through the Host base addresses and look for the SSL connection
//foreach (Uri u in oc.Host.BaseAddresses)
//{
// if (u.Scheme.ToLower() == "https")
// {
// localUrl = u;
// break;
// }
//}
#endregion
//assume first base address is ours, which it has been so far
if (oc.Host.BaseAddresses.Count > 0)
{
localUrl = oc.Host.BaseAddresses[0];
}
//make sure we found our local URL
if (localUrl != null)
{
//using (ClientContext ctx = TokenHelper.CreateAppEventClientContext(properties, false))
using (ClientContext ctx = TokenHelper.GetClientContextWithContextToken(hostUrl.ToString(), properties.ContextToken, localUrl.Authority))
{
if (ctx != null)
{
//try to retrieve the list first to see if it exists
List l = ctx.Web.Lists.GetByTitle(LIST_NAME);
ctx.Load(l);
//have to put in a try block because of course it throw an exception if
//list doesn't exist
try
{
ctx.ExecuteQuery();
}
catch (Exception noListEx)
{
//look to see if the exception is that the list doesn't exist
if (noListEx.Message.ToLower().Contains("does not exist"))
{
//code here to create list
Web web = ctx.Web;
ListCreationInformation ci = new ListCreationInformation();
ci.Title = LIST_NAME;
ci.TemplateType = (int)ListTemplateType.GenericList;
ci.QuickLaunchOption = QuickLaunchOptions.Off;
l = web.Lists.Add(ci);
l.Description = "List for tracking events with the Event Planner Social App";
Field fldEventName = l.Fields.AddFieldAsXml("<Field DisplayName='EventName' Type='Text' />", true, AddFieldOptions.DefaultValue);
Field fldSiteUrl = l.Fields.AddFieldAsXml("<Field DisplayName='SiteUrl' Type='Text' />", true, AddFieldOptions.DefaultValue);
Field fldTwitterTags = l.Fields.AddFieldAsXml("<Field DisplayName='TwitterTags' Type='Text' />", true, AddFieldOptions.DefaultValue);
Field fldEventDate = l.Fields.AddFieldAsXml("<Field DisplayName='EventDate' Type='DateTime' />", true, AddFieldOptions.DefaultValue);
FieldDateTime dtEventDate = ctx.CastTo <FieldDateTime>(fldEventDate);
dtEventDate.DisplayFormat = DateTimeFieldFormatType.DateOnly;
dtEventDate.Update();
Field fldGraphID = l.Fields.AddFieldAsXml("<Field DisplayName='ObjectGraphID' Type='Text' />", true, AddFieldOptions.DefaultValue);
FieldText txtGraphID = ctx.CastTo <FieldText>(fldGraphID);
txtGraphID.Indexed = true;
txtGraphID.Update();
l.Hidden = true;
l.Update();
try
{
//this creates the list
ctx.ExecuteQuery();
//all of the rest of this is to remove the list from the "Recent" list that appears
//in sites by default, which is really a set of navigation links
//get the site and root web, where the navigation lives
Site s = ctx.Site;
Web rw = s.RootWeb;
//get the QuickLaunch navigation, which is where the Recent nav lives
ctx.Load(rw, x => x.Navigation, x => x.Navigation.QuickLaunch);
ctx.ExecuteQuery();
//now extract the Recent navigation node from the collection
var vNode = from NavigationNode nn in rw.Navigation.QuickLaunch
where nn.Title == "Recent"
select nn;
NavigationNode nNode = vNode.First <NavigationNode>();
//now we need to get the child nodes of Recent, that's where our list should be found
ctx.Load(nNode.Children);
ctx.ExecuteQuery();
var vcNode = from NavigationNode cn in nNode.Children
where cn.Title == LIST_NAME
select cn;
//now that we have the node representing our list, delete it
NavigationNode cNode = vcNode.First <NavigationNode>();
cNode.DeleteObject();
ctx.ExecuteQuery();
}
catch (Exception newListFailEx)
{
Debug.WriteLine("Creation of new list failed: " + newListFailEx.Message);
}
}
}
//okay, so if we're here then the list should exist, and we should be good to go at this point
}
}
}
#region OOB Template Code
//using (ClientContext clientContext = TokenHelper.CreateAppEventClientContext(properties, false))
//{
// if (clientContext != null)
// {
// clientContext.Load(clientContext.Web);
// clientContext.ExecuteQuery();
// }
//}
#endregion
return(result);
}
