// This method is used to re-send the Confirmation Email.
public void ReSendValidationEmail(string address)
{
using (EmailAddressValidationDataContext context =
new EmailAddressValidationDataContext())
{
tblEmailValidation eval = context.tblEmailValidations.Where(
t => t.EmailAddress == address).FirstOrDefault();
if (eval != null)
{
SendValidationEmail(address, eval.ValidateKey);
}
}
}
// This method used to sending confirmation Email.
// We use a simple database table to store the information about the
// Email addresses which are ready for validation.
public ValidateEmailResult StartToValidateEmail(string emailaddress)
{
// Use Linq to SQL to process the database queries.
using (EmailAddressValidationDataContext context =
new EmailAddressValidationDataContext())
{
// Check whether the email address has already been recorded
// into the database.
tblEmailValidation eval = context.tblEmailValidations.Where(
t => t.EmailAddress == emailaddress).FirstOrDefault();
if (eval != null)
{
// If yes, return the process of the validation.
if (eval.IsValidated)
{
return(ValidateEmailResult.EmailValidated);
}
else
{
return(ValidateEmailResult.EmailValidating);
}
}
// Generate a unique key to validate the address.
string querykey = Guid.NewGuid().ToString().Replace("-", "");
// Send the confirmation Email.
SendValidationEmail(emailaddress, querykey);
// If not, create a new record to the database.
context.tblEmailValidations.InsertOnSubmit(new tblEmailValidation()
{
EmailAddress = emailaddress,
IsValidated = false,
IsSendCheckEmail = false,
ValidatingStartTime = DateTime.Now,
ValidateKey = querykey
});
context.SubmitChanges();
return(ValidateEmailResult.EmailStartToValidate);
}
}
// 这个方法用于发送确认邮件.
// 我们使用一个简单的数据库表来存放待验证的邮箱地址信息.
public ValidateEmailResult StartToValidateEmail(string emailaddress)
{
// 使用Linq to SQL来访问数据库.
using (EmailAddressValidationDataContext context =
new EmailAddressValidationDataContext())
{
// 检查邮箱地址在数据库是否已经有相同的.
tblEmailValidation eval = context.tblEmailValidations.Where(
t => t.EmailAddress == emailaddress).FirstOrDefault();
if (eval != null)
{
// 如果是，返回验证处理的结果.
if (eval.IsValidated)
{
return(ValidateEmailResult.EmailValidated);
}
else
{
return(ValidateEmailResult.EmailValidating);
}
}
// 生成一个唯一键来验证地址.
string querykey = Guid.NewGuid().ToString().Replace("-", "");
// 发送确认邮件.
SendValidationEmail(emailaddress, querykey);
// 如果不是，在数据库中创建一个新的记录.
context.tblEmailValidations.InsertOnSubmit(new tblEmailValidation()
{
EmailAddress = emailaddress,
IsValidated = false,
IsSendCheckEmail = false,
ValidatingStartTime = DateTime.Now,
ValidateKey = querykey
});
context.SubmitChanges();
return(ValidateEmailResult.EmailStartToValidate);
}
}
partial void DeletetblEmailValidation(tblEmailValidation instance);
partial void UpdatetblEmailValidation(tblEmailValidation instance);
partial void InserttblEmailValidation(tblEmailValidation instance);
partial void DeletetblEmailValidation(tblEmailValidation instance);
partial void UpdatetblEmailValidation(tblEmailValidation instance);
partial void InserttblEmailValidation(tblEmailValidation instance);