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pranavq212/Mandrill.cs

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Created July 12, 2016 15:46
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  1. @andyhuey andyhuey created this gist Aug 24, 2012.
    195 changes: 195 additions & 0 deletions Mandrill.cs
    View file
    Original file line number Diff line number Diff line change
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    /*
    * Code/Mandrill.cs
    * These are calls to the Mandrill email service.
    * Reference: https://mandrillapp.com/api/docs/
    *
    * ajh 2012-08-09: new
    */
    using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Web;
    using System.Configuration;
    using System.Dynamic;
    using EasyHttp.Http;
    using System.Net;
    using log4net;

    namespace Sample.Web
    {
    enum MandrillError
    {
    OK,
    WebException,
    HttpNotOk,
    Invalid,
    Rejected,
    Unknown
    }

    public class Mandrill
    {
    static string MandrillBaseUrl = ConfigurationManager.AppSettings["MandrillBaseUrl"];
    static Guid MandrillKey = new Guid(ConfigurationManager.AppSettings["MandrillKey"]);

    public static bool SendActivationEMail(BLL.TrialSignup ts, out string errorMsg)
    {
    string activationLink =
    HttpContext.Current.Request.Url.GetLeftPart(UriPartial.Authority) + "/Register/Activation.aspx?id=" + ts.Id;

    //send-template(string key, string template_name, array template_content, struct message)
    dynamic sendParams = new ExpandoObject();
    sendParams.key = MandrillKey;
    sendParams.template_name = "Secret Project Trial Activation";

    sendParams.template_content = new List<dynamic>();

    sendParams.message = new ExpandoObject();
    sendParams.message.subject = "Here's your Secret Project activation email";
    sendParams.message.from_email = "info@SecretProject.com";
    sendParams.message.from_name = "Secret Project";

    sendParams.message.to = new List<dynamic>();
    sendParams.message.to.Add(new ExpandoObject());
    sendParams.message.to[0].email = ts.EMail;
    sendParams.message.to[0].name = ts.Name;

    sendParams.message.track_opens = true;
    //sendParams.message.track_clicks = true;

    sendParams.message.global_merge_vars = new List<dynamic>();
    sendParams.message.global_merge_vars.Add(new ExpandoObject());
    sendParams.message.global_merge_vars[0].name = "NAME";
    sendParams.message.global_merge_vars[0].content = ts.Name;

    sendParams.message.global_merge_vars.Add(new ExpandoObject());
    sendParams.message.global_merge_vars[1].name = "LINK";
    sendParams.message.global_merge_vars[1].content = activationLink;

    errorMsg = string.Empty;

    MandrillError merr = SendMessage(sendParams);

    switch (merr)
    {
    case MandrillError.OK:
    return true;
    case MandrillError.WebException:
    case MandrillError.HttpNotOk:
    errorMsg = "There was an issue sending your activation e-mail. Please try again later or call us directly.";
    break;
    case MandrillError.Invalid:
    errorMsg = "Your email address appears to be invalid. Please try again with a valid address, or call us directly.";
    break;
    case MandrillError.Rejected:
    errorMsg = "Your activation email was rejected. Please try again with a valid address, or call us directly.";
    break;
    case MandrillError.Unknown:
    errorMsg = "There was an unknown problem sending your activation email. Please try again, or call us directly.";
    break;
    }
    return false;
    }

    public static bool SendSalesNotification(BLL.TrialSignup ts)
    {
    dynamic sendParams = new ExpandoObject();
    sendParams.key = MandrillKey;
    sendParams.template_name = "Secret Project Trial Sales Notification";

    sendParams.template_content = new List<dynamic>();

    sendParams.message = new ExpandoObject();
    sendParams.message.subject = "Secret Project Trial Account Notification";
    sendParams.message.from_email = "info@SecretProject.com";
    sendParams.message.from_name = "Secret Project";

    sendParams.message.to = new List<dynamic>();
    sendParams.message.to.Add(new ExpandoObject());
    sendParams.message.to[0].email = ConfigurationManager.AppSettings["SalesEmail"];
    sendParams.message.to[0].name = "Secret Project Sales";

    //sendParams.message.track_opens = true;
    //sendParams.message.track_clicks = true;

    sendParams.message.global_merge_vars = new List<dynamic>();
    sendParams.message.global_merge_vars.Add(new ExpandoObject());
    sendParams.message.global_merge_vars[0].name = "NAME";
    sendParams.message.global_merge_vars[0].content = ts.Name;

    sendParams.message.global_merge_vars.Add(new ExpandoObject());
    sendParams.message.global_merge_vars[1].name = "COMPANY";
    sendParams.message.global_merge_vars[1].content = ts.CompanyName;

    sendParams.message.global_merge_vars.Add(new ExpandoObject());
    sendParams.message.global_merge_vars[2].name = "EMAIL";
    sendParams.message.global_merge_vars[2].content = ts.EMail;

    MandrillError merr = SendMessage(sendParams);

    switch (merr)
    {
    case MandrillError.OK:
    return true;
    case MandrillError.WebException:
    case MandrillError.HttpNotOk:
    case MandrillError.Invalid:
    case MandrillError.Rejected:
    case MandrillError.Unknown:
    break;
    }
    return false;
    }

    private static MandrillError SendMessage(dynamic sendParams)
    {
    ILog _log = log4net.LogManager.GetLogger("Mandrill/SendMessage");

    string url = MandrillBaseUrl + "/messages/send-template.json";

    var http = new HttpClient
    {
    Request = { Accept = HttpContentTypes.ApplicationJson }
    };

    EasyHttp.Http.HttpResponse response;
    try
    {
    response = http.Post(url, sendParams, HttpContentTypes.ApplicationJson);
    }
    catch (WebException ex)
    {
    _log.ErrorFormat("Error: WebException - {0}", ex.Message);
    return MandrillError.WebException;
    }

    if (response.StatusCode != HttpStatusCode.OK)
    {
    _log.InfoFormat("Response = {0} - {1}", response.StatusCode, response.StatusDescription);
    _log.Info(response.RawText);
    return MandrillError.HttpNotOk;
    }

    dynamic rv = response.DynamicBody;
    _log.InfoFormat("email: {0}, status: {1}", rv[0].email, rv[0].status);

    string send_status = rv[0].status;
    if (send_status == "sent" || send_status == "queued")
    return MandrillError.OK;

    // otherwise, it should be "rejected" or "invalid"
    if (send_status == "invalid")
    {
    return MandrillError.Invalid;
    }
    if (send_status == "rejected")
    {
    return MandrillError.Rejected;
    }

    // unexpected...
    return MandrillError.Unknown;
    }

    }
    }