// This function will get triggered/executed when a new message is written
// on an Azure Queue called queue.
public static void ProcessQueueMessage([QueueTrigger(ChangeManager.StorageQueueName)] NotificationModel notification, TextWriter log)
{
log.WriteLine($"Processing subscription {notification.SubscriptionId} for site {notification.SiteUrl}");
var changeManager = new ChangeManager();
changeManager.ProcessNotification(notification);
}
/// <summary>
/// Responds to requests generated by subscriptions registered with
/// the SharePoint WebHook REST API.
/// </summary>
/// <param name="validationToken">The validation token (guid) sent by SharePoint when
/// validating the Notification URL for the web hook subscription.</param>
public async Task <HttpResponseMessage> Post(string validationToken = null)
{
// If a validation token is present, we need to respond within 5 seconds by
// returning the given validation token. This only happens when a new
// web hook is being added
if (validationToken != null)
{
var response = Request.CreateResponse(HttpStatusCode.OK);
response.Content = new StringContent(validationToken);
return(response);
}
// Read and parse the request body.
var content = await Request.Content.ReadAsStringAsync();
var notifications = JsonConvert.DeserializeObject <ResponseModel <NotificationModel> >(content).Value;
if (notifications.Count > 0)
{
// do something with the received notification
ChangeManager changeManager = new ChangeManager();
foreach (var notification in notifications)
{
// Recommended async pattern: this request must be processed within 5 seconds,
// hence it's better to do the processing using an asynchronous pattern.
//changeManager.AddNotificationToQueue(CloudConfigurationManager.GetSetting("StorageConnectionString"), notification);
// Synchronous pattern: only for very simple operations that always complete within 5 seconds!
changeManager.ProcessNotification(notification);
}
}
// if we get here we assume the request was well received
return(new HttpResponseMessage(HttpStatusCode.OK));
}
// This function will get triggered/executed when a new message is written
// on an Azure Queue called queue. This triggering is done due to the QueueTrigger attribute
public static void ProcessQueueMessage([QueueTrigger(ChangeManager.StorageQueueName)] NotificationModel notification, TextWriter log)
{
log.WriteLine(String.Format("Processing subscription {0} for site {1}", notification.SubscriptionId, notification.SiteUrl));
ChangeManager changeManager = new ChangeManager();
changeManager.ProcessNotification(notification);
}
public async void ProcessNotificationTest()
{
NotificationModel notification = new NotificationModel()
{
ClientState = Guid.NewGuid().ToString(),
ExpirationDateTime = DateTime.Now.AddMonths(6),
Resource = "477db145-8939-4684-9ec4-8988ffb0d2b8",
SiteUrl = "/teams/CrossSiteApprovalsDemo",
SubscriptionId = "ac5f9901-9231-4d8b-ba6f-e3cae3856b30",
TenantId = "3aad59e2-dbed-4fc0-9780-91156f9e0bc4",
WebId = "d0c0c59a-b834-48f4-aa00-4e23e5b18b47"
};
ChangeManager changeManager = new ChangeManager();
await changeManager.ProcessNotification(notification, null);
}
public static async Task <HttpResponseMessage> Run([HttpTrigger(AuthorizationLevel.Function, "get", "post", Route = null)] HttpRequestMessage req, TraceWriter log)
{
log.Info("Notification from webhook received");
try
{
log.Info("Storage connection string:" + System.Environment.GetEnvironmentVariable("StorageConnectionString"));
string validationToken = req.GetQueryNameValuePairs()
.FirstOrDefault(q => string.Compare(q.Key, "validationtoken", true) == 0)
.Value;
// If a validation token is present, we need to respond within 5 seconds by
// returning the given validation token. This only happens when a new
// web hook is being added
if (validationToken != null)
{
log.Info($"Validation token {validationToken} received");
var response = req.CreateResponse(HttpStatusCode.OK);
response.Content = new StringContent(validationToken);
return(response);
}
// Get notification from body
var notificationText = await req.Content.ReadAsStringAsync();
log.Info("Webhook text: " + notificationText);
NotificationCollection notifications = JsonConvert.DeserializeObject <NotificationCollection>(notificationText);
var notification = notifications.value[0] as NotificationModel;
//NotificationModel notification = await req.Content.ReadAsAsync<NotificationModel>();
ChangeManager changeManager = new ChangeManager();
log.Info("Url: " + notification.SiteUrl);
await changeManager.ProcessNotification(notification, log);
return(req.CreateResponse(HttpStatusCode.OK));
}
catch (System.Exception exp)
{
log.Error("Unable to complete function: " + exp.Message + ":::" + exp.StackTrace);
throw exp;
}
}