public void Authenticate(ImapClient client, NetworkCredential credential, Account account)
{
if (!client.ServerCapability.Items.Contains("AUTH=XOAUTH")) {
return;
}
if (string.IsNullOrEmpty(account.XOAuthKey)) {
// in this case the username is the email address;
var email = credential.UserName;
var token = new OAuthRequest().WithAnonymousConsumer().WithEndpoint("https://www.google.com/accounts/OAuthGetRequestToken").WithParameter("scope", "https://mail.google.com/") // gmail specific
.WithParameter(OAuthParameters.OAuthCallback, "oob").WithParameter("xoauth_displayname", "Crystalbyte Equinox") // xoauth protocol specific
.WithSignatureMethod(OAuthSignatureMethods.HmacSha1).Sign().RequestToken();
var authUrl = new OAuthRequest().WithEndpoint("https://www.google.com/accounts/OAuthAuthorizeToken").WithToken(token).GetAuthorizationUri();
Process.Start(authUrl.AbsoluteUri);
string verificationCode;
using (var form = new OAuthVerificationForm()) {
var result = form.ShowDialog();
if (result == DialogResult.Cancel) {
return;
}
verificationCode = form.VerificationCode;
}
var accessToken = new OAuthRequest().WithAnonymousConsumer().WithEndpoint("https://www.google.com/accounts/OAuthGetAccessToken").WithParameter(OAuthParameters.OAuthVerifier, verificationCode).WithSignatureMethod(OAuthSignatureMethods.HmacSha1).WithToken(token).Sign().RequestToken();
var xOUrl = string.Format("https://mail.google.com/mail/b/{0}/imap/", email);
account.XOAuthKey = new OAuthRequest().WithAnonymousConsumer().WithEndpoint(xOUrl).WithSignatureMethod(OAuthSignatureMethods.HmacSha1).WithToken(accessToken).Sign().CreateXOAuthKey();
}
client.AuthenticateXOAuth(account.XOAuthKey);
}
public void AuthHandler(ImapClient client, NetworkCredential credential, ImapAccountInfo account)
{
if (null != oAuthProvider)
{
oAuthProvider.OAuthHandler(client, credential, account);
}
}
// needed as a callback if IMAP uses OAuth (not necessary if username/pwd will be provided)
public void OAuthHandler(ImapClient client,
NetworkCredential credential,
ImapAccountInfo account)
{
if (!client.ServerCapability.Items.Contains("AUTH=XOAUTH"))
{
return;
}
if (string.IsNullOrEmpty(account.XOAuthKey))
{
// in this case the username is the email address;
var email = credential.UserName;
var token = new OAuthRequest().
WithAnonymousConsumer().
WithEndpoint(XOAuthRequestTokenEndPoint).
WithParameter("scope", XOAuthRequestScope).
WithParameter(OAuthParameters.OAuthCallback, "oob").
WithParameter("xoauth_displayname", account.XOAuthAppDisplayName).
WithSignatureMethod(OAuthSignatureMethods.HmacSha1).
Sign().
RequestToken();
var authUrl = new OAuthRequest().
WithEndpoint(XOAuthAuthTokenEndPoint).
WithToken(token).
GetAuthorizationUri();
// TODO: change this to (a) redirect the user to the authUri,
// (b) get back the verification code in a callback from the authUri
//
// Probably means we have to break this method into at least two different methods
// with some sort of flow between them.
//
account.XOAuthSecret = GetXOAuthSecret(authUrl);
var accessToken = new OAuthRequest().
WithAnonymousConsumer().
WithEndpoint(XOAuthAccessTokenEndPoint).
WithParameter(OAuthParameters.OAuthVerifier, account.XOAuthSecret).
WithSignatureMethod(OAuthSignatureMethods.HmacSha1).
WithToken(token).
Sign().
RequestToken();
var authUri = String.Format(XOAuthUrlFormat, email);
account.XOAuthKey = new OAuthRequest().
WithAnonymousConsumer().
WithEndpoint(authUri).
WithSignatureMethod(OAuthSignatureMethods.HmacSha1).
WithToken(accessToken).
Sign().
CreateXOAuthKey();
}
client.AuthenticateXOAuth(account.XOAuthKey);
}
public void ThreadStart()
{
_clientIdle = AccountController.CreateClientByAccount(AccountController.Account);
Thread.Sleep(1000);
_clientIdle.StatusUpdateReceived += OnStatusUpdateReceived;
_clientIdle.Select("INBOX");
_clientIdle.StartIdle();
}
public void FindFetchExpressionTest()
{
using (var client = new ImapClient()) {
var query = client.Messages.Where(x => x.SequenceNumber > 0 && x.SequenceNumber < 20).Select(x => new SampleContainer {MySubject = x.Subject});
var expression = new ExpressionCrawler().FindFetchLamda(query.Expression);
Assert.IsNotNull(expression);
}
}
public Imap(Account acct)
{
Client = AccountController.CreateClientByAccount(acct);
App.Log.Info("User authentication finished (IMAP)");
/*var obj = new ImapIdle();
ImapController.IdleThread = new Thread(obj.ThreadStart);
ImapController.IdleThread.Name = "IMAP IDLE Thread";
ImapController.IdleThread.Start();*/
}
public void TranslateFromAndToQuery()
{
using (var client = new ImapClient()) {
var translator = new ImapQueryTranslator();
var expression = client.Messages.Where(x => x.From.Contains("Foo") && x.To.Contains("Bar")).Expression;
const string expected = "SEARCH FROM \"Foo\" TO \"Bar\"";
var result = translator.Translate(expression);
Assert.IsFalse(result.IsUid);
Assert.AreEqual(expected, result.SearchCommand);
}
}
public void TranslateFetchRecursiveBodyPartsTest()
{
using (var client = new ImapClient()) {
var query = client.Messages.Where(x => x.SequenceNumber == 1).Select(x => new SampleContainer {MyText = (string) x.Parts("1.Text"), MyPart = (string) x.Parts("1.2")});
ResponseProcessor projector;
var translator = new ImapFetchQueryTranslator();
var expression = new ExpressionCrawler().FindFetchLamda(query.Expression);
var actual = translator.Translate(expression, "1:10", out projector);
const string expected = "FETCH 1:10 (BODY[1.TEXT] BODY[1.2])";
Assert.AreEqual(expected, actual);
}
}
public static ImapClient CreateClientByAccount(Account account)
{
try
{
var client = new ImapClient { Security = account.Security };
//client.ManualSaslAuthenticationRequired += (sender, e) => AuthenticateManually(e, account);
var port = client.Security == SecurityPolicies.Explicit ? ImapPorts.Ssl : ImapPorts.Default;
client.Connect(account.Host, port);
//Thread.Sleep(100);
client.Authenticate(account.Credential, SaslMechanics.Login);
//Thread.Sleep(500);
return client;
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
throw;
}
}
public ImapClient InitClient(ImapAccountInfo account)
{
Debug.Assert(null != account);
ImapClient imapClient = new Crystalbyte.Equinox.Imap.ImapClient();
imapClient.Security = SecurityPolicies.Explicit;
imapClient.Connect(this.Host, this.Port);
if ((null != account.UserName) && (null != account.UserPwd))
{
// doesn't need OAuth --- try regular LOGIN
imapClient.Authenticate(account.UserName, account.UserPwd, SaslMechanics.Login);
}
else
{
imapClient.ManualSaslAuthenticationRequired += (sender, e) => this.AuthHandler(e.Client, e.UserCredentials, account);
imapClient.Authenticate(account.UserName, account.UserPwd);
}
return imapClient;
}
/// This method creates a mail client that connects to a well-defined IMAP server and SMTP server.
public MailClient(ImapAccountInfo ImapAccount, SmtpAccountInfo SmtpAccount)
{
imapClient = ImapAccount.Provider.InitClient(ImapAccount);
smtpClient = SmtpAccount.Provider.InitClient(SmtpAccount);
}
/// <summary>
/// Attempt to notify the application that automatic sasl authentication is not possible.
/// The ManualSaslAuthenticationRequired event will be thrown.
/// </summary>
/// <param name = "credential">The credentials provided by the user.</param>
/// <param name = "client">The current instance of the client, responsible for the connection.</param>
internal bool InvokeManualSaslAuthenticationRequired(NetworkCredential credential, ImapClient client)
{
var handler = ManualSaslAuthenticationRequired;
if (handler != null)
{
var e = new ManualSaslAuthenticationRequiredEventArgs(credential, client);
handler(this, e);
return(e.IsAuthenticated);
}
return(false);
}
public ImapAuthenticator(ImapClient client)
{
_client = client;
}
internal ImapResponseReader(ImapClient client)
{
_client = client;
}
public static ImapClient CreateSaslClient()
{
var client = new ImapClient() { Security = SecurityPolicies.Explicit };
client.RemoteCertificateValidationFailed += (sender, e) => e.IsCancelled = false;
return client;
}
public ImapReader(ImapClient client, string folder, MessageCallbackDelegate cb)
{
callbackFn = cb;
folderName = folder;
imapClient = client;
// Step 1: add delegate to the
imapClient.StatusUpdateReceived += onStatusUpdateReceived;
Crystalbyte.Equinox.Imap.Responses.SelectExamineImapResponse selectResponse = imapClient.Select("INBOX");
// record the next uid to read ---- this ensures that we will only read new messages
uidNext = selectResponse.MailboxInfo.UidNext;
/***
// let's just check that we can get messages
var query = client.Messages;
foreach (var msg in query)
{
if (msg.Subject.Contains("bot"))
{
callbackFn(msg.Text);
}
}
* ***/
IdlerDelegate asyncIdleMethod = startIdle;
asyncIdleMethod.BeginInvoke(startIdleAsyncCallback, asyncIdleMethod);
}
public void TranslateNegativeOperatorSeenFlags()
{
using (var client = new ImapClient()) {
var translator = new ImapQueryTranslator();
var expression = client.Messages.Where(x => x.Flags == MessageFlags.Seen).Expression;
SearchTranslationResult result = null;
try {
result = translator.Translate(expression);
Assert.Fail("This call must throw a NotSupportedException.");
}
catch (NotSupportedException) {
Assert.IsTrue(true);
if (result != null) {
Assert.IsFalse(result.IsUid);
}
}
}
}
public void TranslateHasHeaderField()
{
ImapQueryTranslator target;
Expression expression;
using (var client = new ImapClient()) {
target = new ImapQueryTranslator();
expression = client.Messages.Where(x => x.Headers.Any(y => y.Name.Contains("Foo") && y.Value.Contains("Bar"))).Expression;
}
const string expected = "SEARCH HEADER \"Foo\" \"Bar\"";
var result = target.Translate(expression);
Assert.AreEqual(expected, result.SearchCommand);
}
public void TranslateSeperatedUidQueriesOpenEnd()
{
ImapQueryTranslator target;
Expression expression;
using (var client = new ImapClient()) {
target = new ImapQueryTranslator();
expression = client.Messages.Where(x => x.Uid >= 1).Expression;
}
const string expected = "UID SEARCH UID 1:*";
var resuult = target.Translate(expression);
Assert.AreEqual(expected, resuult.SearchCommand);
}
public ImapAuthenticator(ImapClient client)
{
_client = client;
}
public void TranslateSingleSequenceNumberQuery()
{
using (var client = new ImapClient()) {
var translator = new ImapQueryTranslator();
var expression = client.Messages.Where(x => x.SequenceNumber == 5).Expression;
const string expected = "SEARCH 5";
var result = translator.Translate(expression);
Assert.IsFalse(result.IsUid);
Assert.AreEqual(expected, result.SearchCommand);
}
}
private ImapClient CreateClientByAccount(Account account)
{
try {
var client = new ImapClient {Security = account.Security};
client.ManualSaslAuthenticationRequired += (sender, e) => AuthenticateManually(e, account);
var port = client.Security == SecurityPolicies.Explicit ? ImapPorts.Ssl : ImapPorts.Default;
client.Connect(account.Host, port);
client.Authenticate(account.Credential);
return client;
}
catch (Exception ex) {
LogSafely(ex.Message);
throw;
}
}
public void TranslateSingleUidQuery()
{
using (var client = new ImapClient()) {
var translator = new ImapQueryTranslator();
var expression = client.Messages.Where(x => x.Uid == 5).Expression;
const string expected = "UID SEARCH UID 5";
var result = translator.Translate(expression);
Assert.IsTrue(result.IsUid);
Assert.AreEqual(expected, result.SearchCommand);
}
}
public ManualSaslAuthenticationRequiredEventArgs(NetworkCredential credential, ImapClient client)
{
Client = client;
UserCredentials = credential;
}
public void TranslateTestSearchDateSinceSeenOrAnswered()
{
ImapQueryTranslator target;
Expression expression;
using (var client = new ImapClient()) {
var date = DateTime.Parse("1-Feb-1994");
target = new ImapQueryTranslator();
expression = client.Messages.Where(x => x.Date < date && (x.Flags.HasFlag(MessageFlags.Seen) || x.Flags.HasFlag(MessageFlags.Answered))).Expression;
// we need to evaluate the field date into a constant.
expression = Evaluator.PartialEval(expression);
}
const string expected = "SEARCH SENTBEFORE 1-Feb-1994 OR SEEN ANSWERED";
var result = target.Translate(expression);
Assert.IsFalse(result.IsUid);
Assert.AreEqual(expected, result.SearchCommand);
}
/// <summary>
/// Attempt to notify the application that automatic sasl authentication is not possible.
/// The ManualSaslAuthenticationRequired event will be thrown.
/// </summary>
/// <param name = "credential">The credentials provided by the user.</param>
/// <param name = "client">The current instance of the client, responsible for the connection.</param>
internal bool InvokeManualSaslAuthenticationRequired(NetworkCredential credential, ImapClient client)
{
var handler = ManualSaslAuthenticationRequired;
if (handler != null) {
var e = new ManualSaslAuthenticationRequiredEventArgs(credential, client);
handler(this, e);
return e.IsAuthenticated;
}
return false;
}
public void TranslateTestSearchIsOldAndNotIsNew()
{
ImapQueryTranslator target;
Expression expression;
using (var client = new ImapClient()) {
target = new ImapQueryTranslator();
expression = client.Messages.Where(x => x.IsNew && !x.IsOld).Expression;
}
const string expected = "SEARCH (RECENT UNSEEN) NOT NOT RECENT";
var result = target.Translate(expression);
Assert.IsFalse(result.IsUid);
Assert.AreEqual(expected, result.SearchCommand);
}
internal ImapResponseReader(ImapClient client)
{
_client = client;
}
public void TranslateTestSearchSeenOperator()
{
try {
using (var client = new ImapClient()) {
var target = new ImapQueryTranslator();
var expression = client.Messages.Where(x => x.Flags == MessageFlags.Seen).Expression;
target.Translate(expression);
}
Assert.Fail();
}
catch (NotSupportedException) {
Assert.IsTrue(true);
}
}
public void TranslateFetchSelectTest()
{
using (var client = new ImapClient()) {
var query = client.Messages.Where(x => x.SequenceNumber == 1).Select(x => new SampleContainer {MySubject = x.Subject});
ResponseProcessor projector;
var translator = new ImapFetchQueryTranslator();
var expression = new ExpressionCrawler().FindFetchLamda(query.Expression);
var actual = translator.Translate(expression, "1:10", out projector);
const string expected = "FETCH 1:10 (BODY[HEADER.FIELDS (Subject)])";
Assert.AreEqual(expected, actual);
}
}
public void TranslateTestSearchUnseen()
{
ImapQueryTranslator target;
Expression expression;
using (var client = new ImapClient()) {
target = new ImapQueryTranslator();
expression = client.Messages.Where(x => !x.Flags.HasFlag(MessageFlags.Seen)).Expression;
}
const string expected = "SEARCH NOT SEEN";
var result = target.Translate(expression);
Assert.IsFalse(result.IsUid);
Assert.AreEqual(expected, result.SearchCommand);
}
public void TranslateTestSearchUnseenTextKeyword()
{
ImapQueryTranslator target;
Expression expression;
using (var client = new ImapClient()) {
target = new ImapQueryTranslator();
expression = client.Messages.Where(x => !x.Flags.HasFlag(MessageFlags.Seen)
&& x.Text.Contains("Peter File")
&& x.Keywords.Contains("Cheers")
&& !x.Keywords.Contains("Cheerio")).Expression;
}
const string expected = "SEARCH NOT SEEN TEXT \"Peter File\" KEYWORD Cheers NOT KEYWORD Cheerio";
var result = target.Translate(expression);
Assert.IsFalse(result.IsUid);
Assert.AreEqual(expected, result.SearchCommand);
}
public ManualSaslAuthenticationRequiredEventArgs(NetworkCredential credential, ImapClient client)
{
Client = client;
UserCredentials = credential;
}
