public OnlineMeetingInformation GenerateOnlineMeeting(OnlineMeetingInformation onlineMeetingRequest, AccessToken token, Guid azureAdUserObjectId)
{
Uri graphEndpoint = new Uri($"https://graph.microsoft.com/v1.0/users/{azureAdUserObjectId}/onlineMeetings");
string meetingJson = SerializeOnlineMeeting(onlineMeetingRequest);
HttpClient httpClient = new HttpClient();
httpClient.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue(token.Type, token.Value);
HttpRequestMessage httpRequestMessage = new HttpRequestMessage(HttpMethod.Post, graphEndpoint);
httpRequestMessage.Content = new StringContent(meetingJson, Encoding.UTF8, "application/json");
var response = httpClient.SendAsync(httpRequestMessage).GetAwaiter().GetResult();
if (!response.IsSuccessStatusCode)
{
throw new Exception($"Create Online Meeting failed : {response.ReasonPhrase}");
}
DataContractJsonSerializerSettings settings = new DataContractJsonSerializerSettings()
{
UseSimpleDictionaryFormat = true
};
DataContractJsonSerializer ser = new DataContractJsonSerializer(typeof(OnlineMeetingInformation), settings);
var onlineMeetindDeserialized = (OnlineMeetingInformation)ser.ReadObject(response.Content.ReadAsStreamAsync().GetAwaiter().GetResult());
return(onlineMeetindDeserialized);
}
public void Execute(IServiceProvider serviceProvider)
{
string clientId = "";
string clientSecret = "";
string tenantId = "";
string scope = "https://graph.microsoft.com/.default";
IPluginExecutionContext context = (IPluginExecutionContext)serviceProvider.GetService(typeof(IPluginExecutionContext));
IOrganizationServiceFactory serviceFactory = (IOrganizationServiceFactory)serviceProvider.GetService(typeof(IOrganizationServiceFactory));
var orgService = serviceFactory.CreateOrganizationService(context.UserId);
try
{
var tokenProvider = new TokenProvider();
var token = tokenProvider.GetToken(clientId, clientSecret, tenantId, scope);
Entity systemUser = orgService.Retrieve("systemuser", context.UserId, new ColumnSet("azureactivedirectoryobjectid"));
Guid userAzureAdObjectId = systemUser.GetAttributeValue <Guid>("azureactivedirectoryobjectid");
OnlineMeetingGenerator onlineMeetingGenerator = new OnlineMeetingGenerator();
OnlineMeetingInformation onlineMeetingInformation = new OnlineMeetingInformation();
var onlineMeetingResponse = onlineMeetingGenerator.GenerateOnlineMeeting(onlineMeetingInformation, token, userAzureAdObjectId);
var meetingContent = WebUtility.UrlDecode(onlineMeetingResponse.JoinInformationData.Content).Remove(0, 15);
context.OutputParameters.AddOrUpdateIfNotNull("OnlineMeeting", meetingContent);
}
catch (Exception ex)
{
throw new InvalidPluginExecutionException(ex.Message);
}
}
private string SerializeOnlineMeeting(OnlineMeetingInformation onlineMeeting)
{
using (MemoryStream ms = new MemoryStream())
{
DataContractJsonSerializerSettings settings = new DataContractJsonSerializerSettings()
{
UseSimpleDictionaryFormat = true
};
DataContractJsonSerializer ser = new DataContractJsonSerializer(typeof(OnlineMeetingInformation), settings);
ser.WriteObject(ms, onlineMeeting);
using (StreamReader sr = new StreamReader(ms))
{
ms.Position = 0;
return(sr.ReadToEnd());
}
}
}