public async Task Invoke(HttpContext context)
{
var messageHeader = new MessageHeader {
};
var messageFooter = new MessageFooter
{
Sender = context.Request.Path,
//TODO: get request finger print
FingerPrint = context.Request.Path,
Route = JsonConvert.SerializeObject(context.Request.Query.ToDictionary(key => key.Key, vallue => vallue.Value.FirstOrDefault()), Defaults.JsonSerializerSettings),
Hint = Enum.GetName(typeof(ResponseHint), ResponseHint.Custom)
};
context.Response.ContentType = new MediaTypeHeaderValue(Identifiers.ApplicationJson)?.MediaType;
using (var writer = new StreamWriter(context.Response.Body))
{
var content = JsonConvert.SerializeObject(closureGenerateResponseMessage(), Defaults.JsonSerializerSettings);
await writer.WriteAsync(content);
}
await _next(context);
object closureGenerateResponseMessage()
{
return(new
{
header = messageHeader,
body = string.Empty,
footer = messageFooter
});
}
}
public Task OnExceptionAsync(ExceptionContext context)
{
_logger.LogCritical(context.Exception, context.Exception.Message);
var correlationHeader = context.HttpContext.Request.Headers[Identifiers.CorrelationId];
//TODO:replace the following correlation id, since it's correlating all operation from this assembly instance.
var correlationId = _operationalUnit.InstanceId;
if (!string.IsNullOrEmpty(correlationHeader))
{
Guid.TryParse(correlationHeader, out correlationId);
}
var exception = context.Exception;
(int code, string message, ResponseHint responseHint) = (exception is CustomException ex) ? ex.CustomMessage : (exception.HResult, exception.Message, ResponseHint.SystemError);
var messageHeader = new MessageHeader(isSucceed: false)
{
CorrelateId = correlationId
};
var messageFooter = new MessageFooter
{
Sender = context.ActionDescriptor.DisplayName,
Environemnt = _operationalUnit.Environment,
Assembly = _operationalUnit.Assembly,
FingerPrint = context.ActionDescriptor.Id,
Route = context.RouteData.Values.ToDictionary(key => key.Key, value => value.Value?.ToString()),
Hint = responseHint
};
context.ExceptionHandled = true;
context.Result = new ContentResult()
{
StatusCode = StatusCodes.Status500InternalServerError,
ContentType = Identifiers.ApplicationJson,
Content = JsonConvert.SerializeObject(closureGenerateErrorMessage(), Utilities.DefaultJsonSerializerSettings)
};
return(Task.CompletedTask);
object closureGenerateErrorMessage()
{
return(new
{
header = messageHeader,
//TODO: system message only should share user friendly messages for system messages, as well to not break system security.
body = new
{
code,
message,
systemMessage = exception.Message
},
footer = messageFooter
});
}
}
public Task OnAuthorizationAsync(AuthorizationFilterContext context)
{
_logger.LogInformation("Authorize request header");
var correlationHeader = context.HttpContext.Request.Headers[Identifiers.CorrelationId];
//TODO:replace the following correlation id, since it's correlating all operation from this assembly instance.
var correlationId = _operationalUnit.InstanceId;
if (!string.IsNullOrEmpty(correlationHeader))
{
Guid.TryParse(correlationHeader, out correlationId);
}
//TODO: remove bypassing authorization
if (false && string.IsNullOrEmpty(context.HttpContext.Request.Headers["authorization"]))
{
var messageHeader = new MessageHeader {
CorrelateId = correlationId
};
var messageFooter = new MessageFooter
{
Sender = context.ActionDescriptor.DisplayName,
Environemnt = _operationalUnit.Environment,
Assembly = _operationalUnit.Assembly,
FingerPrint = context.ActionDescriptor.Id,
Route = context.RouteData.Values.ToDictionary(key => key.Key, value => value.Value?.ToString()),
Hint = ResponseHint.UnAuthorized
};
//reject the request
context.Result = new ContentResult()
{
StatusCode = StatusCodes.Status401Unauthorized,
ContentType = Identifiers.ApplicationJson,
Content = JsonConvert.SerializeObject(closureGenerateResponseMessage(), Utilities.DefaultJsonSerializerSettings)
};
return(Task.CompletedTask);
object closureGenerateResponseMessage()
{
return(new
{
header = messageHeader,
body = string.Empty,
footer = messageFooter
});
}
}
//continue the pipeline
return(Task.CompletedTask);
}
public Task OnAuthorizationAsync(AuthorizationFilterContext context)
{
_logger.LogInformation("Authorize request header");
var correlationHeader = context.HttpContext.Request.Headers[Identifiers.CorrelationId];
//TODO:replace the following correlation id, since it's correlating all operation from this assembly instance.
var correlationId = _operationalUnit.InstanceId;
if (!string.IsNullOrEmpty(correlationHeader) && Guid.TryParse(correlationHeader, out Guid paresedCorId))
{
correlationId = paresedCorId;
}
//TODO: remove bypassing authorization
if (false && string.IsNullOrEmpty(context.HttpContext.Request.Headers["authorization"]))
{
var messageHeader = new MessageHeader {
CorrelationId = correlationId
};
var messageFooter = new MessageFooter
{
Sender = context.ActionDescriptor.DisplayName,
Environment = _operationalUnit.Environment,
Assembly = _operationalUnit.Assembly,
FingerPrint = context.ActionDescriptor.Id,
Route = JsonConvert.SerializeObject(context.RouteData.Values.ToDictionary(key => key.Key, value => value.Value?.ToString()), Defaults.JsonSerializerSettings),
Hint = Enum.GetName(typeof(ResponseHint), ResponseHint.UnAuthorized)
};
messageHeader.GetType().GetProperties()
.ToList().ForEach(prop =>
{
context.HttpContext.Response.Headers.Add(prop.Name, new StringValues(prop.GetValue(messageHeader)?.ToString()));
});
messageFooter.GetType().GetProperties()
.ToList().ForEach(prop =>
{
context.HttpContext.Response.Headers.Add(prop.Name, new StringValues(prop.GetValue(messageFooter)?.ToString()));
});
context.Result = new ContentResult()
{
StatusCode = context.HttpContext.Response.StatusCode,
ContentType = Identifiers.ApplicationJson,
Content = JsonConvert.SerializeObject(Enum.GetName(typeof(ResponseHint), ResponseHint.UnAuthorized), Defaults.JsonSerializerSettings)
};
_logger.LogInformation("Override response!");
return(Task.CompletedTask);
}
return(Task.CompletedTask);
}
public Task OnResultExecutionAsync(ResultExecutingContext context, ResultExecutionDelegate next)
{
var correlationHeader = context.HttpContext.Request.Headers[Identifiers.CorrelationId];
//TODO:replace the following correlation id, since it's correlating all operation from this assembly instance.
var correlationId = _operationalUnit.InstanceId;
if (!string.IsNullOrEmpty(correlationHeader))
{
Guid.TryParse(correlationHeader, out correlationId);
}
var messageHeader = new MessageHeader(isSucceed: context.HttpContext.Response.StatusCode == 200)
{
CorrelateId = correlationId
};
var messageFooter = new MessageFooter
{
Sender = context.ActionDescriptor.DisplayName,
Environemnt = _operationalUnit.Environment,
Assembly = _operationalUnit.Assembly,
FingerPrint = context.ActionDescriptor.Id,
Route = context.RouteData.Values.ToDictionary(key => key.Key, value => value.Value?.ToString()),
//TODO: infer the hint from HTTP status code
Hint = ResponseHint.OK
};
var rawContent = (context.Result as ContentResult)?.Content;
context.Result = new ContentResult()
{
StatusCode = context.HttpContext.Response.StatusCode,
ContentType = Identifiers.ApplicationJson,
Content = JsonConvert.SerializeObject(closureGenerateResponseMessage(), Utilities.DefaultJsonSerializerSettings)
};
_logger.LogInformation("Overriding response!");
return(next.Invoke());
object closureGenerateResponseMessage()
{
return(new
{
header = messageHeader,
body = rawContent,
footer = messageFooter
});
}
}
public static DomainModel <T> Convert <T>(DbModel model)
{
var header = new MessageHeader(executionId: model.ExecutionId, correlationId: model.CorrelationId, timestamp: model.Timestamp, isSucceed: true);
var body = model.Data.ToObject <T>();
var footer = new MessageFooter
{
Assembly = model.Assembly,
Environment = model.Environment,
FingerPrint = model.FingerPrint,
Hint = model.Hint,
Route = JsonConvert.SerializeObject(model.Route, Defaults.JsonSerializerSettings),
Sender = model.Sender
};
return(new DomainModel <T> {
Header = header, Body = body, Footer = footer
});
}
public static DbModel Create <T>(MessageHeader header, T body, MessageFooter footer)
{
return(new DbModel
{
ExecutionId = header.ExecutionId,
CorrelationId = header.CorrelationId,
Timestamp = header.Timestamp,
Data = JObject.FromObject(body),
Sender = footer.Sender,
Environment = footer.Environment,
Assembly = footer.Assembly,
FingerPrint = footer.FingerPrint,
Hint = footer.Hint,
Route = JsonConvert.DeserializeObject <IDictionary <string, string> >(footer.Route, Defaults.JsonSerializerSettings)
});
}
/// <summary>
/// Create an EmailCampaign object from user inputs
/// </summary>
/// <returns></returns>
private EmailCampaign CreateCampaignFromInputs()
{
EmailCampaign campaign = new EmailCampaign();
#region General settings
if (!string.IsNullOrWhiteSpace(txtCampaignName.Text))
{
campaign.Name = txtCampaignName.Text.Trim();
}
if (cbCampaignType.SelectedItem != null)
{
//campaign.TemplateType = GetCampaignType(cbCampaignType.SelectedItem as ItemInfo);
}
if (!string.IsNullOrWhiteSpace(txtSubject.Text))
{
campaign.Subject = txtSubject.Text.Trim();
}
if (!string.IsNullOrWhiteSpace(txtFromName.Text))
{
campaign.FromName = txtFromName.Text.Trim();
}
if (cbFromEmail.SelectedIndex != null)
{
campaign.FromEmail = GetSelectedValue(cbFromEmail.SelectedItem as ItemInfo);
}
if (cbReplyToEmail.SelectedIndex != null)
{
campaign.ReplyToEmail = GetSelectedValue(cbReplyToEmail.SelectedItem as ItemInfo);
}
if (rbnHtml.Checked)
{
campaign.EmailContentFormat = CampaignEmailFormat.HTML;
}
else
{
campaign.EmailContentFormat = CampaignEmailFormat.XHTML;
}
if (!string.IsNullOrWhiteSpace(txtGreetingString.Text))
{
campaign.GreetingString = txtGreetingString.Text.Trim();
}
if (!string.IsNullOrWhiteSpace(txtEmailContent.Text))
{
campaign.EmailContent = txtEmailContent.Text.Trim();
}
if (!string.IsNullOrWhiteSpace(txtContent.Text))
{
campaign.TextContent = txtContent.Text.Trim();
}
#endregion General settings
#region Message footer settings
//organization name is required for message footer section
if (!string.IsNullOrWhiteSpace(txtOrganizationName.Text))
{
MessageFooter msgFooter = new MessageFooter();
if (!string.IsNullOrWhiteSpace(txtOrganizationName.Text))
{
msgFooter.OrganizationName = txtOrganizationName.Text.Trim();
}
if (!string.IsNullOrWhiteSpace(txtAddressLine1.Text))
{
msgFooter.AddressLine1 = txtAddressLine1.Text.Trim();
}
if (!string.IsNullOrWhiteSpace(txtAddressLine2.Text))
{
msgFooter.AddressLine2 = txtAddressLine2.Text.Trim();
}
if (!string.IsNullOrWhiteSpace(txtAddressLine3.Text))
{
msgFooter.AddressLine3 = txtAddressLine3.Text.Trim();
}
if (!string.IsNullOrWhiteSpace(txtCity.Text))
{
msgFooter.City = txtCity.Text.Trim();
}
if (!string.IsNullOrWhiteSpace(txtZip.Text))
{
msgFooter.PostalCode = txtZip.Text.Trim();
}
if (cbCountry.SelectedItem != null)
{
msgFooter.Country = GetSelectedValue(cbCountry.SelectedItem as ItemInfo);
}
if (cbState.SelectedItem != null)
{
var state = cbState.SelectedItem as ItemInfo;
if (state != null)
{
msgFooter.State = state.Name;
}
}
if (chkIncludeForwardEmail.Checked)
{
msgFooter.ForwardEmailLinkText = txtIncludeForwardEmail.Text.Trim();
msgFooter.IncludeForwardEmail = true;
}
if (chkIncludeSubscribeLink.Checked)
{
msgFooter.SubscribeLinkText = txtIncludeSubscribeLink.Text.Trim();
msgFooter.IncludeSubscribeLink = true;
}
campaign.MessageFooter = msgFooter;
}
#endregion Message footer settings
#region Contact lists settings
List <SentContactList> lists = new List <SentContactList>();
if (lstContactList.SelectedItems.Count > 0)
{
foreach (var item in lstContactList.SelectedItems)
{
SentContactList contactList = new SentContactList()
{
Id = GetSelectedValue(item as ItemInfo)
};
lists.Add(contactList);
}
}
campaign.Lists = lists;
#endregion Contact lists settings
#region Schedule campaign settings
if (rbnDraft.Checked)
{
campaign.Status = CampaignStatus.DRAFT;
}
else if (rbnSendNow.Checked)
{
campaign.Status = CampaignStatus.SENT;
}
else if (rbnScheduled.Checked)
{
campaign.Status = CampaignStatus.SCHEDULED;
}
#endregion Schedule campaign settings
return(campaign);
}
public Task OnResultExecutionAsync(ResultExecutingContext context, ResultExecutionDelegate next)
{
var correlationHeader = context.HttpContext.Request.Headers[Identifiers.CorrelationId];
//TODO:replace the following correlation id, since it's correlating all operation from this assembly instance.
var correlationId = _operationalUnit.InstanceId;
if (!string.IsNullOrEmpty(correlationHeader) && Guid.TryParse(correlationHeader, out Guid paresedCorId))
{
correlationId = paresedCorId;
}
var messageHeader = new MessageHeader(isSucceed: context.HttpContext.Response.StatusCode == 200)
{
CorrelationId = correlationId
};
var messageFooter = new MessageFooter
{
Sender = context.ActionDescriptor.DisplayName,
Environment = _operationalUnit.Environment,
Assembly = _operationalUnit.Assembly,
FingerPrint = context.ActionDescriptor.Id,
Route = JsonConvert.SerializeObject(context.RouteData.Values.ToDictionary(key => key.Key, value => value.Value?.ToString()), Defaults.JsonSerializerSettings),
Hint = Enum.GetName(typeof(ResponseHint), ResponseHint.OK)
//TODO: infer the hint from HTTP status code
};
messageHeader.GetType().GetProperties()
.ToList().ForEach(prop =>
{
context.HttpContext.Response.Headers.Add(prop.Name, new StringValues(prop.GetValue(messageHeader)?.ToString()));
});
messageFooter.GetType().GetProperties()
.ToList().ForEach(prop =>
{
context.HttpContext.Response.Headers.Add(prop.Name, new StringValues(prop.GetValue(messageFooter)?.ToString()));
});
context.Result = new ContentResult()
{
StatusCode = context.HttpContext.Response.StatusCode,
ContentType = Identifiers.ApplicationJson,
Content = JsonConvert.SerializeObject(getContentResult(context.Result), Defaults.JsonSerializerSettings)
};
_logger.LogInformation("Override response!");
return(next.Invoke());
object getContentResult(IActionResult result)
{
switch (result)
{
case ContentResult CntR:
{
return(CntR?.Content);
}
case ObjectResult ObjR:
{
return(ObjR?.Value);
}
case JsonResult JsonR:
{
return(JsonR?.Value);
}
default:
{
return(result);
}
}
};
}
private EmailCampaign CreateCampaignFromInputs()
{
EmailCampaign campaign = new EmailCampaign();
#region General settings
// if (!string.IsNullOrWhiteSpace(txtCampaignName.Text))
{
campaign.Name = "Campaign Name here";
}
// if (cbCampaignType.SelectedItem != null)
{
//campaign.TemplateType = GetCampaignType(cbCampaignType.SelectedItem as ItemInfo);
}
// if (!string.IsNullOrWhiteSpace(txtSubject.Text))
{
campaign.Subject = "subject here";
}
// if (!string.IsNullOrWhiteSpace(txtFromName.Text))
{
campaign.FromName = "FromName";
}
// if (cbFromEmail.SelectedIndex != null)
{
campaign.FromEmail = "FromEmail";
}
// if (cbReplyToEmail.SelectedIndex != null)
{
campaign.ReplyToEmail = "ReplyEmail";
}
// if (rbnHtml.Checked)
{
campaign.EmailContentFormat = CampaignEmailFormat.HTML;
}
// else
// {
// campaign.EmailContentFormat = CampaignEmailFormat.XHTML;
// }
// if (!string.IsNullOrWhiteSpace(txtGreetingString.Text))
{
campaign.GreetingString = "greetings";
}
// if (!string.IsNullOrWhiteSpace(txtEmailContent.Text))
{
campaign.EmailContent = "email body";
}
// if (!string.IsNullOrWhiteSpace(txtContent.Text))
{
campaign.TextContent = ".text content";
}
#endregion General settings
//#region Message footer settings
////organization name is required for message footer section
//if (!string.IsNullOrWhiteSpace(txtOrganizationName.Text))
//{
MessageFooter msgFooter = new MessageFooter();
// if (!string.IsNullOrWhiteSpace(txtOrganizationName.Text))
// {
msgFooter.OrganizationName = "Org name";
// }
// if (!string.IsNullOrWhiteSpace(txtAddressLine1.Text))
// {
msgFooter.AddressLine1 = "address";
// }
// if (!string.IsNullOrWhiteSpace(txtAddressLine2.Text))
// {
// msgFooter.AddressLine2 = txtAddressLine2.Text.Trim();
// }
// if (!string.IsNullOrWhiteSpace(txtAddressLine3.Text))
// {
// msgFooter.AddressLine3 = txtAddressLine3.Text.Trim();
// }
// if (!string.IsNullOrWhiteSpace(txtCity.Text))
// {
msgFooter.City = "NJ";
// }
// if (!string.IsNullOrWhiteSpace(txtZip.Text))
// {
msgFooter.PostalCode = "07095";
// }
// if (cbCountry.SelectedItem != null)
// {
msgFooter.Country = "US";// GetSelectedValue(cbCountry.SelectedItem as ItemInfo);
// }
// if (cbState.SelectedItem != null)
// {
// var state = cbState.SelectedItem as ItemInfo;
// if (state != null)
// {
msgFooter.State = "NJ";
// }
// }
// if (chkIncludeForwardEmail.Checked)
// {
// msgFooter.ForwardEmailLinkText = txtIncludeForwardEmail.Text.Trim();
// msgFooter.IncludeForwardEmail = true;
// }
// if (chkIncludeSubscribeLink.Checked)
// {
// msgFooter.SubscribeLinkText = txtIncludeSubscribeLink.Text.Trim();
// msgFooter.IncludeSubscribeLink = true;
// }
campaign.MessageFooter = msgFooter;
//}
//#endregion Message footer settings
#region Contact lists settings
List <SentContactList> lists = new List <SentContactList>();
if (contactListFromListService.Count > 0)
{
foreach (var item in contactListFromListService.ToList <ContactList>())
{
SentContactList contactList = new SentContactList()
{
Id = item.Id
};
lists.Add(contactList);
}
}
campaign.Lists = lists;
#endregion Contact lists settings
#region Schedule campaign settings
//if (rbnDraft.Checked)
//{
// campaign.Status = CampaignStatus.DRAFT;
//}
//else if (rbnSendNow.Checked)
//{
// campaign.Status = CampaignStatus.SENT;
//}
//else if (rbnScheduled.Checked)
//{
campaign.Status = CampaignStatus.SCHEDULED;
//}
#endregion Schedule campaign settings
return(campaign);
}
private IEnumerable <EmailCampaign> CreateCampaigns(Dictionary <string, string> parameters)
{
XDocument emailTemplate = new XDocument();
using (System.Xml.XmlWriter writer = emailTemplate.CreateWriter())
{
XslCompiledTransform emailTemplateTransform = new XslCompiledTransform();
XsltArgumentList emailTemplateArgList = new XsltArgumentList();
foreach (KeyValuePair <string, string> parameter in parameters)
{
emailTemplateArgList.AddParam(parameter.Key, "", parameter.Value);
}
emailTemplateTransform.Load(_emailTemplateTransformUrl);
emailTemplateTransform.Transform(createEmailConnectionXML().CreateReader(), emailTemplateArgList, writer);
}
List <EmailCampaign> campaigns = new List <EmailCampaign>();
foreach (XElement campaignElement in emailTemplate.Descendants("campaign"))
{
EmailCampaign campaign = new EmailCampaign();
campaign.EmailContentFormat = CampaignEmailFormat.XHTML;
campaign.Status = CampaignStatus.SENT;
foreach (XElement property in campaignElement.Elements("property"))
{
string name = property.Attribute("name").Value;
string value = String.Concat(property.Nodes());
try
{
campaign.GetType().GetProperty(name).SetValue(campaign, value, null);
}
catch (Exception)
{
throw new Exception($"Error with campaign property setting, {name}, with value, {value}");
}
}
MessageFooter msgFooter = new MessageFooter();
campaign.MessageFooter = msgFooter;
foreach (XElement method in emailTemplate.Descendants("footer").Elements("property"))
{
string name = method.Attribute("name").Value;
string value = method.Value;
try
{
msgFooter.GetType().GetProperty(name).SetValue(msgFooter, value, null);
}
catch (Exception)
{
throw new Exception($"Error with footer property setting, {name}, with value, {value}");
}
}
List <SentContactList> lists = new List <SentContactList>();
foreach (XElement method in emailTemplate.Descendants("contacts").Elements("contact"))
{
string id = method.Attribute("id").Value;
SentContactList contactList = new SentContactList()
{
Id = id
};
lists.Add(contactList);
}
campaign.Lists = lists;
campaigns.Add(campaign);
}
return(campaigns);
}