基本信息
源码名称：C# 发邮件源码(SendGrid)
源码大小：0.50M
文件格式：.zip
开发语言：C#
更新时间：2015-09-11
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   源码介绍 



using System;
using System.Collections.Generic;
using System.Net;
using System.Net.Mail;
using SendGrid;

namespace Example
{
	internal class Webapi
	{
		private readonly String _from;
		private readonly String _password;
		private readonly IEnumerable<String> _to;
		private readonly String _username;

		public Webapi(String username, String password, String from, IEnumerable<String> recipients)
		{
			_username = username;
			_password = password;
			_from = from;
			_to = recipients;
		}

		/// <summary>
		///     Send a simple HTML based email
		/// </summary>
		public void SimpleHTMLEmail()
		{
			//create a new message object
			var message = new SendGridMessage();

			//set the message recipients
			foreach (var recipient in _to)
			{
				message.AddTo(recipient);
			}

			//set the sender
			message.From = new MailAddress(_from);

			//set the message body
			message.Html = "<html><p>Hello</p><p>World</p></html>";

			//set the message subject
			message.Subject = "Hello World HTML Test";

			//create an instance of the Web transport mechanism
			var transportInstance = new Web(new NetworkCredential(_username, _password));

			//send the mail
			transportInstance.DeliverAsync(message);
		}

		/// <summary>
		///     Send a simple Plain Text email
		/// </summary>
		public void SimplePlaintextEmail()
		{
			//create a new message object
			var message = new SendGridMessage();

			//set the message recipients
			foreach (var recipient in _to)
			{
				message.AddTo(recipient);
			}

			//set the sender
			message.From = new MailAddress(_from);

			//set the message body
			message.Text = "Hello World Plain Text";

			//set the message subject
			message.Subject = "Hello World Plain Text Test";

			//create an instance of the Web transport mechanism
			var transportInstance = new Web(new NetworkCredential(_username, _password));

			//send the mail
			transportInstance.DeliverAsync(message);
		}

		/// <summary>
		///     Enable The Gravatar Filter.
		///     Currently the filter generates a 1x1 pixel gravatar image.
		///     http://docs.sendgrid.com/documentation/apps/gravatar/
		/// </summary>
		public void EnableGravatarEmail()
		{
			//create a new message object
			var message = new SendGridMessage();

			//set the message recipients
			foreach (var recipient in _to)
			{
				message.AddTo(recipient);
			}

			//set the sender
			message.From = new MailAddress(_from);

			//set the message body
			message.Html = "<p style='color:red';>Hello World Gravatar Email</p>";

			//set the message subject
			message.Subject = "Hello World Gravatar Test";

			//create an instance of the Web transport mechanism
			var transportInstance = new Web(new NetworkCredential(_username, _password));

			//enable gravatar
			message.EnableGravatar();

			//send the mail
			transportInstance.DeliverAsync(message);
		}

		/// <summary>
		///     Enable the Open Tracking to track when emails are opened.
		///     http://docs.sendgrid.com/documentation/apps/open-tracking/
		/// </summary>
		public void EnableOpenTrackingEmail()
		{
			//create a new message object
			var message = new SendGridMessage();

			//set the message recipients
			foreach (var recipient in _to)
			{
				message.AddTo(recipient);
			}

			//set the sender
			message.From = new MailAddress(_from);

			//set the message body
			message.Html = "<p style='color:red';>Hello World Plain Text</p>";

			//set the message subject
			message.Subject = "Hello World Open Tracking Test";

			//create an instance of the Web transport mechanism
			var transportInstance = new Web(new NetworkCredential(_username, _password));

			//enable gravatar
			message.EnableOpenTracking();

			//send the mail
            transportInstance.DeliverAsync(message);
		}

		/// <summary>
		///     Point the urls to Sendgrid Servers so that the clicks can be logged before
		///     being directed to the appropriate link
		///     http://docs.sendgrid.com/documentation/apps/click-tracking/
		/// </summary>
		public void EnableClickTrackingEmail()
		{
			//create a new message object
			var message = new SendGridMessage();

			//set the message recipients
			foreach (var recipient in _to)
			{
				message.AddTo(recipient);
			}

			//set the sender
			message.From = new MailAddress(_from);

			//set the message body
			var timestamp = DateTime.Now.ToString("HH:mm:ss tt");
			message.Html = "<p style='color:red';>Hello World HTML </p> <a href='http://microsoft.com'>Checkout Microsoft!!</a>";
			message.Html  = "<p>Sent At : "   timestamp   "</p>";

			message.Text = "hello world http://microsoft.com";

			//set the message subject
			message.Subject = "Hello World Click Tracking Test";

			//create an instance of the Web transport mechanism
			var transportInstance = new Web(new NetworkCredential(_username, _password));

			//enable clicktracking
			message.EnableClickTracking();

			//send the mail
            transportInstance.DeliverAsync(message);
		}

		/// <summary>
		///     The Spam Checker filter, is useful when your web application allows your end users
		///     to create content that is then emailed through your SendGridMessage account.
		///     http://docs.sendgrid.com/documentation/apps/spam-checker-filter/
		/// </summary>
		public void EnableSpamCheckEmail()
		{
			//create a new message object
			var message = new SendGridMessage();

			//set the message recipients
			foreach (var recipient in _to)
			{
				message.AddTo(recipient);
			}

			//set the sender
			message.From = new MailAddress(_from);

			//set the message body
			var timestamp = DateTime.Now.ToString("HH:mm:ss tt");
			message.Html = "<p style='color:red';>VIAGRA!!!!!! Viagra!!! CHECKOUT THIS VIAGRA!!!! MALE ENHANCEMENT!!! </p>";
			message.Html  = "<p>Sent At : "   timestamp   "</p>";

			//set the message subject
			message.Subject = "WIN A MILLION DOLLARS TODAY! WORK FROM HOME! A NIGERIAN PRINCE WANTS YOU!";

			//create an instance of the Web transport mechanism
			var transportInstance = new Web(new NetworkCredential(_username, _password));

			//enable spamcheck
			message.EnableSpamCheck();

			//send the mail
			transportInstance.DeliverAsync(message);
		}

		/// <summary>
		///     Add automatic unsubscribe links to the bottom of emails.
		///     http://docs.sendgrid.com/documentation/apps/subscription-tracking/
		/// </summary>
		public void EnableUnsubscribeEmail()
		{
			//create a new message object
			var message = new SendGridMessage();

			//set the message recipients
			foreach (var recipient in _to)
			{
				message.AddTo(recipient);
			}

			//set the sender
			message.From = new MailAddress(_from);

			//set the message body
			message.Html = "This is the HTML body";

			message.Text = "This is the plain text body";

			//set the message subject
			message.Subject = "Hello World Unsubscribe Test";

			//create an instance of the Web transport mechanism
			var transportInstance = new Web(new NetworkCredential(_username, _password));

			//enable spamcheck
			//or optionally, you can specify 'replace' instead of the text and html in order to 
			//place the link wherever you want.
			message.EnableUnsubscribe("Please click the following link to unsubscribe: <% %>",
				"Please click <% here %> to unsubscribe");

			//send the mail
			transportInstance.DeliverAsync(message);
		}

		/// <summary>
		///     The Footer App will insert a custom footer at the bottom of the text and HTML bodies.
		///     http://docs.sendgrid.com/documentation/apps/footer/
		/// </summary>
		public void EnableFooterEmail()
		{
			//create a new message object
			var message = new SendGridMessage();

			//set the message recipients
			foreach (var recipient in _to)
			{
				message.AddTo(recipient);
			}

			//set the sender
			message.From = new MailAddress(_from);

			//set the message body
			var timestamp = DateTime.Now.ToString("HH:mm:ss tt");
			message.Html = "<p style='color:red';>Hello World</p>";
			message.Html  = "<p>Sent At : "   timestamp   "</p>";

			message.Text = "Hello World plain text";

			//set the message subject
			message.Subject = "Hello World Footer Test";

			//create an instance of the Web transport mechanism
			var transportInstance = new Web(new NetworkCredential(_username, _password));

			//Enable Footer
			message.EnableFooter("PLAIN TEXT FOOTER", "<p color='blue'>HTML FOOTER TEXT</p>");

			//send the mail
			transportInstance.DeliverAsync(message);
		}

		/// <summary>
		///     The Footer App will insert a custom footer at the bottom of the text and HTML bodies.
		///     http://docs.sendgrid.com/documentation/apps/google-analytics/
		/// </summary>
		public void EnableGoogleAnalytics()
		{
			//create a new message object
			var message = new SendGridMessage();

			//set the message recipients
			foreach (var recipient in _to)
			{
				message.AddTo(recipient);
			}

			//set the sender
			message.From = new MailAddress(_from);

			//set the message body
			var timestamp = DateTime.Now.ToString("HH:mm:ss tt");
			message.Html = "<p style='color:red';>Hello World</p>";
			message.Html  = "<p>Sent At : "   timestamp   "</p>";
			message.Html  = "Checkout my page at <a href=\"http://microsoft.com\">Microsoft</a>";

			message.Text = "Hello World plain text";

			//set the message subject
			message.Subject = "Hello World Footer Test";

			//create an instance of the Web transport mechanism
			var transportInstance = new Web(new NetworkCredential(_username, _password));

			//enable Google Analytics
			message.EnableGoogleAnalytics("SendGridTest", "EMAIL", "Sendgrid", "ad-one", "My SG Campaign");

			//send the mail
			transportInstance.DeliverAsync(message);
		}

		/// <summary>
		///     This feature wraps an HTML template around your email content.
		///     This can be useful for sending out newsletters and/or other HTML formatted messages.
		///     http://docs.sendgrid.com/documentation/apps/email-templates/
		/// </summary>
		public void EnableTemplateEmail()
		{
			//create a new message object
			var message = new SendGridMessage();

			//set the message recipients
			foreach (var recipient in _to)
			{
				message.AddTo(recipient);
			}

			//set the sender
			message.From = new MailAddress(_from);

			//set the message body
			var timestamp = DateTime.Now.ToString("HH:mm:ss tt");
			message.Html = "<p style='color:red';>Hello World</p>";
			message.Html  = "<p>Sent At : "   timestamp   "</p>";

			message.Text = "Hello World plain text";

			//set the message subject
			message.Subject = "Hello World Template Test";

			//create an instance of the Web transport mechanism
			var transportInstance = new Web(new NetworkCredential(_username, _password));

			//enable template
			message.EnableTemplate("<p>My Email Template <% body %> is awesome!</p>");

			//send the mail
			transportInstance.DeliverAsync(message);
		}

		/// <summary>
		///     This feature wraps an HTML template around your email content.
		///     This can be useful for sending out newsletters and/or other HTML formatted messages.
		///     hhttp://docs.sendgrid.com/documentation/apps/email-templates/
		/// </summary>
		public void EnableBypassListManagementEmail()
		{
			//create a new message object
			var message = new SendGridMessage();

			//set the message recipients
			foreach (var recipient in _to)
			{
				message.AddTo(recipient);
			}

			//set the sender
			message.From = new MailAddress(_from);

			//set the message body
			var timestamp = DateTime.Now.ToString("HH:mm:ss tt");
			message.Html = "<p style='color:red';>Hello World</p>";
			message.Html  = "<p>Sent At : "   timestamp   "</p>";

			message.Text = "Hello World plain text";

			//set the message subject
			message.Subject = "Hello World Bypass List Management Test";

			//create an instance of the Web transport mechanism
			var transportInstance = new Web(new NetworkCredential(_username, _password));

			//enable bypass list management
			message.EnableBypassListManagement();

			//send the mail
			transportInstance.DeliverAsync(message);
		}


		/// <summary>
		///     This feature allows you to create a message template, and specify different replacement
		///     strings for each specific recipient
		/// </summary>
		public void AddSubstitutionValues()
		{
			//create a new message object
			var message = new SendGridMessage();

			//set the message recipients
			foreach (var recipient in _to)
			{
				message.AddTo(recipient);
			}

			//set the sender
			message.From = new MailAddress(_from);

			//set the message body
			message.Text = "Hi %name%! Pleased to meet you!";

			//set the message subject
			message.Subject = "Testing Substitution Values";

			//This replacement key must exist in the message body
			var replacementKey = "%name%";

			//There should be one value for each recipient in the To list
			var substitutionValues = new List<String> {"Mr Foo", "Mrs Raz"};

			message.AddSubstitution(replacementKey, substitutionValues);

			//create an instance of the SMTP transport mechanism
			var transportInstance = new Web(new NetworkCredential(_username, _password));

			//enable bypass list management
			message.EnableBypassListManagement();

			//send the mail
			transportInstance.DeliverAsync(message);
		}

		/// <summary>
		///     This feature adds key value identifiers to be sent back as arguments over the event api for
		///     various events
		/// </summary>
		public void AddUniqueIdentifiers()
		{
			//create a new message object
			var message = new SendGridMessage();

			//set the message recipients
			foreach (var recipient in _to)
			{
				message.AddTo(recipient);
			}

			//set the sender
			message.From = new MailAddress(_from);

			//set the message body
			message.Text = "Hello World";

			//set the message subject
			message.Subject = "Testing Unique Identifiers";

			var identifiers = new Dictionary<String, String>();
			identifiers["customer"] = "someone";
			identifiers["location"] = "somewhere";

			message.AddUniqueArgs(identifiers);

			//create an instance of the SMTP transport mechanism
			var transportInstance = new Web(new NetworkCredential(_username, _password));

			//enable bypass list management
			message.EnableBypassListManagement();

			//send the mail
			transportInstance.DeliverAsync(message);
		}

		/// <summary>
		///     This feature tags the message with a specific tracking category, which will have aggregated stats
		///     viewable from your SendGridMessage account page.
		/// </summary>
		public void SetCategory()
		{
			//create a new message object
			var message = new SendGridMessage();

			//set the message recipients
			foreach (var recipient in _to)
			{
				message.AddTo(recipient);
			}

			//set the sender
			message.From = new MailAddress(_from);

			//set the message body
			message.Text = "Hello World";

			//set the message subject
			message.Subject = "Testing Categories";

			var category = "vipCustomers";

			message.SetCategory(category);

			//create an instance of the SMTP transport mechanism
			var transportInstance = new Web(new NetworkCredential(_username, _password));

			//enable bypass list management
			message.EnableBypassListManagement();

			//send the mail
			transportInstance.DeliverAsync(message);
		}
	}
}