public static void Run([QueueTrigger("%unlabeledDocsQueueName%", Connection = "retentionStorage")] UnlabeledDocument myQueueItem, [Queue("%failedToLabelQueueName%", Connection = "retentionStorage")] ICollector <UnlabeledDocument> failedDocData, TraceWriter log)
{
// null check to avoid issues with Azure Portal to local VS debugging latency resulting in empty item attempted to process
if (myQueueItem != null)
{
log.Info($"C# Queue trigger function processed: {myQueueItem.DocPath}");
SetComplianceTag(myQueueItem, failedDocData, log);
}
}
public static void SetComplianceTag(UnlabeledDocument myQueueItem, ICollector <UnlabeledDocument> failedDocData, TraceWriter log)
{
Stopwatch sw = new Stopwatch();
string resourceUri = null;
var decodedWebUrl = System.Web.HttpUtility.UrlDecode(myQueueItem.WebUrl);
var decodedPathUrl = System.Web.HttpUtility.UrlDecode(myQueueItem.DocPath);
//temp fix to skip over dummy data stuck in system
if (decodedPathUrl.Contains("dummyFilesToUpload"))
{
return;
}
if (decodedWebUrl.Contains("-my."))
{
resourceUri = Constants.ResourceMySiteUri;
}
else
{
resourceUri = Constants.ResourceUri;
}
//var ac = new AuthenticationContext(authorityUri, false);
var cert = Utils.GetCertificate(Constants.AADAppCertificateThumbprint);
ClientAssertionCertificate cac = new ClientAssertionCertificate(Constants.AADAppClientId, cert);
var authResult = ac.AcquireTokenAsync(resourceUri, cac).Result;
using (ClientContext cc = new ClientContext(decodedWebUrl))
{
cc.ExecutingWebRequest += (s, e) =>
{
e.WebRequestExecutor.RequestHeaders["Authorization"] = "Bearer " + authResult.AccessToken;
};
try
{
var decodedDocPath = System.Web.HttpUtility.UrlDecode(myQueueItem.DocPath);
var listItem = cc.Web.GetListItem(decodedDocPath);
var parentList = listItem.ParentList;
cc.Load(listItem, li => li.ComplianceInfo);
cc.Load(parentList, pl => pl.BaseTemplate);
sw.Start();
cc.ExecuteQuery();
sw.Stop();
telemetry.TrackMetric("CSOM-GetComplianceInfo", sw.ElapsedMilliseconds);
// check for document library is a Preservation Hold Library
// not able to compare against List.ListTemplateType since not included in the enumeration, therefore using the current value of 1310
if (parentList.BaseTemplate == 1310)
{
log.Verbose("File is in a preservation hold library, skipping file: " + myQueueItem.DocPath);
}
else
{
listItem.SetComplianceTag(myQueueItem.RetentionLabel, false, false, false, false);
// use SystemUpdate() to avoid issues with published or checked out files
listItem.SystemUpdate();
log.Info("Applied label: " + decodedDocPath);
sw.Restart();
cc.ExecuteQuery();
sw.Stop();
telemetry.TrackMetric("CSOM-SetComplianceTag", sw.ElapsedMilliseconds);
}
}
catch (Exception ex)
{
log.Error("Unable to apply compliance tag for: " + myQueueItem.DocPath, ex);
failedDocData.Add(myQueueItem);
throw ex;
}
}
}