protected void cmdSaveNewRecipientList_ClickHandler(object sender, EventArgs e)
{
string name = txtRecipientListName.Text;
string desc = txtRecipientListDesc.Text;
if (string.IsNullOrEmpty(name))
{
ShowError("Name cannot be empty");
return;
}
// Create and Save
RecipientList newList = new RecipientList((RecipientListType)Int32.Parse(dropListRecipientTypes.SelectedValue), name, desc);
try
{
newList.Save();
}
catch(ArgumentException ex)
{
ShowError(ex.Message.ToString());
return;
}
//Redirect to the new recipient list page
if (newList.Id != 0)
Response.Redirect(BVNetwork.EPiSendMail.Configuration.NewsLetterConfiguration.GetModuleBaseDir() + "/plugin/recipientlists/listedit.aspx?recipientlistid=" + newList.Id);
else
ShowError("Something went wrong saving new recipient list");
}
/// <summary>
/// Loads the specified list.
/// </summary>
/// <param name="name">The name of the list</param>
/// <returns>The list if found, null if no job with the name could be found</returns>
public static RecipientList Load(string name)
{
RecipientLists allLists = RecipientLists.ListAll();
RecipientList list = allLists.FirstOrDefault(l => l.Name.Equals(name, StringComparison.InvariantCultureIgnoreCase));
return(list);
}
public void BindJobData(RecipientList list)
{
h2ListName.InnerText = list.Name;
lblListDescription.Text = list.Description;
lblCountOfEmails.Text = list.EmailAddressCount.ToString();
lnkEditItems.HRef = "RecipientItemsEdit.aspx?recipientlistid=" + this.RecipientList.Id.ToString();
//if (NewsletterJob.PageId > 0)
// prPageToSend.PageLink = new EPiServer.Core.PageReference(job.PageId);
}
/// <summary>
/// Loads the specified list.
/// </summary>
/// <param name="recipientListId">The id of the recipient list.</param>
/// <returns>The job if found, null if no job with the id could be found</returns>
public static RecipientList Load(int recipientListId)
{
RecipientData dataUtil = GetWorker();
DataTable recipTable = dataUtil.RecipientListGetById(recipientListId);
// See if we found one
if (recipTable.Rows.Count != 1)
{
return(null);
}
// Found one
RecipientList recipList = new RecipientList(recipTable.Rows[0]);
return(recipList);
}
/// <summary>
/// Saves the job
/// </summary>
public virtual void Save()
{
// verify paramterers before sending them to the database
if (string.IsNullOrEmpty(Name))
{
throw new ArgumentException("Name cannot be null or empty");
}
if (Name.Length > 255)
{
throw new ArgumentException("Name cannot be more then 255 characters");
}
if (string.IsNullOrEmpty(Description) == false)
{
if (Description.Length > 2000)
{
throw new ArgumentException("Description cannot be more then 2000 characters");
}
}
RecipientData dataUtil = GetWorker();
if (Id == 0)
{
// New list
// Verify that we do not have a list with same name
RecipientList existing = Load(_name);
if (existing != null)
{
throw new ArgumentException("A recipient list with the same name already exists.");
}
int newId = dataUtil.RecipientListCreate(_type, _name, _description);
_id = newId;
}
else
{
// Edit existing
dataUtil.RecipientListEdit(_id, _type, _name, _description);
}
}
public SubscriptionResult Unsubscribe(string email, RecipientList recipientList)
{
if (string.IsNullOrEmpty(email))
return SubscriptionResult.EmailNotValid;
if (recipientList == null)
return SubscriptionResult.RecipientListNotValid;
// Get a list to add to, will throw an exception if not found
int count = recipientList.RemoveEmailAddresses(email);
if (count == 0)
return SubscriptionResult.NotMemberOfList;
else
{
return SubscriptionResult.Success;
}
}
protected SubscriptionResult AddSubscriptionToList(string email, RecipientList selectedList)
{
EmailSyntaxValidator validator = new EmailSyntaxValidator(email, false);
if (validator.IsValid)
{
_log.Debug("Attemt to add email subscription for {0}", email);
EmailAddress emailAddress = selectedList.CreateEmailAddress(email);
emailAddress.Source = EmailAddressSource.SelfRegistered;
emailAddress.Added = DateTime.Now;
emailAddress.Save(); // Will add it to the list, or update it if it exists
return SubscriptionResult.Success;
}
else
{
_log.Warning("Failed to add email subscription for '{0}' (not valid)", email);
return SubscriptionResult.EmailNotValid;
}
}
/// <summary>
/// Loads the specified list.
/// </summary>
/// <param name="recipientListId">The id of the recipient list.</param>
/// <returns>The job if found, null if no job with the id could be found</returns>
public static RecipientList Load(int recipientListId)
{
RecipientData dataUtil = GetWorker();
DataTable recipTable = dataUtil.RecipientListGetById(recipientListId);
// See if we found one
if (recipTable.Rows.Count != 1)
{
return null;
}
// Found one
RecipientList recipList = new RecipientList(recipTable.Rows[0]);
return recipList;
}
public List<string> ValidateRecipientList(List<EmailAddress> recipientAddresses, RecipientList blocked)
{
_log.Debug("Validating {0} emails using block list {1} ({2})", recipientAddresses.Count, blocked.Name, blocked.Id);
if(recipientAddresses.Count == 0)
return new List<string>();
MailgunSettings settings = GetSettings();
RestClient client = new RestClient();
client.BaseUrl = new Uri("https://api.mailgun.net/v2");
client.Authenticator = new HttpBasicAuthenticator("api", settings.PublicKey);
if (string.IsNullOrEmpty(settings.ProxyAddress) == false)
{
client.Proxy = new WebProxy(settings.ProxyAddress, settings.ProxyPort); // Makes it easy to debug as Fiddler will show us the requests
}
RestRequest request = new RestRequest();
// We're sending a lot of data, which should
// be a post, but Mailgun does not allow that
// request.Method = Method.POST;
request.Resource = "/address/parse";
// Validate strict
request.AddParameter("syntax_only", false);
string addresses = "";
foreach (EmailAddress emailAddress in recipientAddresses)
{
addresses += emailAddress.Email + ",";
}
_log.Debug("Length of address field sent to Mailgun: {0}", addresses.Length);
if(addresses.Length > 8000)
{
throw new ApplicationException("Mailgun only accepts address fields with length of 8000 characters.");
}
request.AddParameter("addresses", addresses.TrimEnd(','));
var response = client.Execute(request);
_log.Debug("Mailgun responded with status: {0} - {1}", (int)response.StatusCode, response.StatusDescription);
if (response.StatusCode == HttpStatusCode.OK)
{
/*
{
"parsed": [
"Alice <*****@*****.**>",
"*****@*****.**"
],
"unparseable": [
"example.com"
]
}
*/
Dictionary<string, List<string>> resultParams = null;
try
{
resultParams = new JsonDeserializer().Deserialize<Dictionary<string, List<string>>>(response);
}
catch (Exception e)
{
_log.Warning("Unable to parse Mailgun response.", e);
}
// Update all recipients with information
if (resultParams != null)
{
List<string> invalidAddresses = resultParams["unparseable"];
foreach (string address in invalidAddresses)
{
EmailAddress emailAddress = recipientAddresses.Find(a => a.Email.Equals(address, StringComparison.InvariantCultureIgnoreCase));
if (emailAddress != null)
{
emailAddress.Comment = "Mailgun reported address as invalid.";
emailAddress.Save();
}
EmailAddress blockedAddress = blocked.CreateEmailAddress(address);
blockedAddress.Comment = "Mailgun reported address as invalid.";
blockedAddress.Save();
}
return invalidAddresses;
}
}
else
{
// Attempt to log error from Mailgun
if(string.IsNullOrEmpty(response.ErrorMessage) == false)
_log.Warning(response.ErrorMessage);
if(string.IsNullOrEmpty(response.Content) == false)
_log.Debug(response.Content);
throw new ApplicationException("Cannot validate email addresses using Mailgun: " + response.ErrorMessage);
}
return null;
}
public List<string> ValidateRecipientList(RecipientList list, RecipientList blocked)
{
List<string> invalidAddresses = new List<string>();
const int maxSize = 3900;
// Run checks in batches, Mailgun does not like us
// washing the lists like this. Max size to check is 8000 chars
List<EmailAddress> batch = new List<EmailAddress>();
int size = 0;
foreach (EmailAddress address in list.EmailAddresses)
{
// Check size (including separator)
if ((size + address.Email.Length)> maxSize)
{
// Wash and clear the ones we've got so far
invalidAddresses.AddRange(ValidateRecipientList(batch, blocked));
size = 0;
batch.Clear();
}
batch.Add(address);
// Increase size used (including separator)
size += address.Email.Length + 1;
}
// Finish up with the remaining
invalidAddresses.AddRange(ValidateRecipientList(batch, blocked));
return invalidAddresses;
}
