private static ICredentials Credentials(CrmClientOptions options)
{
if (options.UseDefaultCredentials)
{
return(CredentialCache.DefaultNetworkCredentials);
}
var creds = new CredentialCache
{
{
options.BaseAddress, options.AuthType,
new NetworkCredential(options.Username, options.Password, options.Domain)
}
};
return(creds);
}
public static IServiceCollection AddCrmWebApiClient <TCrmWebApiClient, TWebApiMetadataService>(
this IServiceCollection services,
Action <CrmClientOptions> configureOptions)
where TCrmWebApiClient : class, ICrmWebApiClient
where TWebApiMetadataService : class, IWebApiMetadataService
{
var options = new CrmClientOptions();
configureOptions?.Invoke(options);
if (string.IsNullOrEmpty(options.ConnectionString))
{
throw new ArgumentException("Invalid Crm ConnectionString");
}
var httpClientBuilder = services.AddHttpClient <ICrmWebApiClient, TCrmWebApiClient>()
.ConfigureHttpClient(client =>
{
var acceptHeader = new MediaTypeWithQualityHeaderValue("application/json");
acceptHeader.Parameters.Add(new NameValueHeaderValue("odata.metadata", "minimal"));
acceptHeader.Parameters.Add(new NameValueHeaderValue("odata.streaming", "true"));
client.BaseAddress = options.BaseAddress;
client.DefaultRequestHeaders.Accept.Clear();
client.DefaultRequestHeaders.Accept.Add(acceptHeader);
client.DefaultRequestHeaders.TryAddWithoutValidation("OData-Version", "4.0");
client.DefaultRequestHeaders.TryAddWithoutValidation("OData-MaxVersion", "4.0");
//client.Timeout = TimeSpan.FromSeconds(30);
})
.ConfigurePrimaryHttpMessageHandler(() =>
{
var handler = new HttpClientHandler
{
UseDefaultCredentials = options.UseDefaultCredentials,
Credentials = Credentials(options),
PreAuthenticate = true,
};
if (handler.SupportsAutomaticDecompression)
{
handler.AutomaticDecompression = DecompressionMethods.Deflate | DecompressionMethods.GZip;
}
if (options.IgnoreSSLErrors)
{
// TODO: Set ignoring difirent System.Net.Security.SslPolicyErrors
// e.g. RemoteCertificateNameMismatch
handler.ServerCertificateCustomValidationCallback = (message, cert, chain, errors) =>
{
return(true);
};
}
return(handler);
});
if (options.HandlerLifetime != default)
{
httpClientBuilder.SetHandlerLifetime(options.HandlerLifetime);
}
services.AddSingleton <CrmClientFactory>();
services.AddSingleton <IWebApiMetadataService, TWebApiMetadataService>();
return(services);
}
