private static void ProcessEmailSender(HttpContext context)
{
if (context.Request["action"] == "getlist")
{
EmailPlugins emailPlugins = EmailPlugins.Instance();
context.Response.ContentType = "application/json";
context.Response.Write(emailPlugins.GetPlugins().ToJsonString());
}
else
{
if (context.Request["action"] == "getmetadata")
{
context.Response.ContentType = "text/xml";
EmailSender emailSender = EmailSender.CreateInstance(context.Request["name"]);
if (emailSender == null)
{
context.Response.Write("<xml></xml>");
}
else
{
context.Response.Write(emailSender.GetMetaData().OuterXml);
}
}
}
}
public static EmailSender CreateInstance(string name, string configXml)
{
EmailSender result;
if (string.IsNullOrEmpty(name))
{
result = null;
}
else
{
Type plugin = EmailPlugins.Instance().GetPlugin("EmailSender", name);
if (plugin == null)
{
result = null;
}
else
{
EmailSender emailSender = Activator.CreateInstance(plugin) as EmailSender;
if (emailSender != null && !string.IsNullOrEmpty(configXml))
{
XmlDocument xmlDocument = new XmlDocument();
xmlDocument.LoadXml(configXml);
emailSender.InitConfig(xmlDocument.FirstChild);
}
result = emailSender;
}
}
return(result);
}
public static EmailPlugins Instance()
{
if (EmailPlugins.instance == null)
{
object lockHelper;
Monitor.Enter(lockHelper = EmailPlugins.LockHelper);
try
{
if (EmailPlugins.instance == null)
{
EmailPlugins.instance = new EmailPlugins();
}
}
finally
{
Monitor.Exit(lockHelper);
}
}
EmailPlugins.instance.VerifyIndex();
return(EmailPlugins.instance);
}