private void MessageView_Loaded(object sender, System.Windows.RoutedEventArgs e)
{
StackPanel panel = (StackPanel)sender;
WebBrowser browser = (WebBrowser)panel.Children[1];
MailMessage message = (MailMessage)panel.DataContext;
// TODO: Check for alternate views, prefer HTML.
// TODO: Resize the browser to fit the content?
// http://dan.clarke.name/2011/05/resizing-wp7-webbrowser-height-to-fit-content/
ObjectWHeaders view = message.GetHtmlView();
string body = view.Body ?? "Unable to load body.";
// Content-type detection.
if (string.IsNullOrEmpty(view.ContentType) || view.ContentType.Equals("text/plain", StringComparison.OrdinalIgnoreCase))
{
body = body.Replace("\r\n", "<br>");
}
int end = body.IndexOf(">");
if (body.TrimStart('\r', '\n', '\t', ' ').StartsWith("<!DOCTYPE") && end > 0)
{
// Strip off the DOCTYPE: http://www.w3schools.com/tags/tag_doctype.asp
body = body.Substring(end + 1);
}
browser.NavigateToString(body);
}
public virtual async Task SelectConversationAsync(ConversationThread conversation)
{
ActiveConversation = conversation;
await SetReadStatusAsync(conversation.Messages, true);
// Sync full conversation body, from disk or network.
foreach (MailMessage message in conversation.Messages)
{
ObjectWHeaders view = message.GetHtmlView();
await LazyLoadBodyPartAsync(message, view);
}
}
public virtual async Task LazyLoadBodyPartAsync(MailMessage message, ObjectWHeaders part)
{
if (part.Scope < Scope.HeadersAndBody)
{
if (MailStorage.HasMessagePart(message.GetThreadId(), message.GetMessageId(), part.BodyId))
{
part.Body = await MailStorage.GetMessagePartAsync(message.GetThreadId(), message.GetMessageId(), part.BodyId);
}
else
{
await GmailImap.GetBodyPartAsync(message.Uid, part, async() =>
{
if (ActiveLabel.Info.StoreMessages)
{
await MailStorage.StoreMessagePartAsync(message.GetThreadId(), message.GetMessageId(), part.BodyId, part.Body);
}
}, CancellationToken.None);
}
}
}
public async Task GetBodyPartAsync(string uid, ObjectWHeaders content, Func <Task> onDataReceived,
CancellationToken cancellationToken)
{
await CheckConnectedAsync();
await Client.GetBodyPartAsync(new[] { uid }, uid : true, partId : content.BodyId,
fields : new[] { GConstants.MessageIdHeader, GConstants.ThreadIdHeader },
onDataReceived : async(stream, size) =>
{
string body = String.Empty;
if (size > 0)
{
body = stream.ReadToEnd(size, content.Encoding);
}
content.SetBody(body);
await onDataReceived();
}, cancellationToken : cancellationToken);
}
public async Task GetBodyPartAsync(string uid, ObjectWHeaders content, Func<Task> onDataReceived,
CancellationToken cancellationToken)
{
await CheckConnectedAsync();
await Client.GetBodyPartAsync(new[] { uid }, uid: true, partId: content.BodyId,
fields: new[] { GConstants.MessageIdHeader, GConstants.ThreadIdHeader },
onDataReceived: async (stream, size) =>
{
string body = String.Empty;
if (size > 0)
{
body = stream.ReadToEnd(size, content.Encoding);
}
content.SetBody(body);
await onDataReceived();
}, cancellationToken: cancellationToken);
}
protected override async void OnNavigatedTo(NavigationEventArgs e)
{
// The query parameter is used to tell us if we're in a reply mode.
string[] parts = e.Uri.ToString().Split('?');
if (parts.Length > 1 && !string.IsNullOrEmpty(parts[1]))
{
string query = parts[1];
Account account = App.AccountManager.GetCurrentAccount();
ConversationThread mailThread = account.ActiveConversation;
MailMessage lastMessage = mailThread.Messages.First(); // They're in reverse order.
if (query.Equals("Forward"))
{
// No addresses
// TODO: Prefix subject
SubjectField.Text = lastMessage.Subject;
}
else if (query.Equals("ReplyAll"))
{
// Include all addresses
if (lastMessage.ReplyTo.Count > 0)
{
ToField.Text = string.Join(", ", lastMessage.ReplyTo);
}
else
{
ToField.Text = string.Join(", ", new[] { lastMessage.From }.Concat(
lastMessage.To.Where(mailAddress =>
// Filter yourself out of the to line, unless you explicitly sent the e-mail.
!mailAddress.Address.Equals(account.Info.Address, StringComparison.OrdinalIgnoreCase)
)));
}
// TODO: CC
// TODO: Prefix subject
SubjectField.Text = lastMessage.Subject;
// For threading
_additionalHeaders.Add(new KeyValuePair <string, string>("In-Reply-To", lastMessage.MessageID));
_additionalHeaders.Add(new KeyValuePair <string, string>("References", lastMessage.MessageID));
}
else if (query.Equals("Reply"))
{
// Include only the sender/reply-to
if (lastMessage.ReplyTo.Count > 0)
{
ToField.Text = string.Join(", ", lastMessage.ReplyTo);
}
else
{
ToField.Text = lastMessage.From.ToString();
}
// TODO: Prefix subject
SubjectField.Text = lastMessage.Subject;
// For threading
_additionalHeaders.Add(new KeyValuePair <string, string>("In-Reply-To", lastMessage.MessageID));
_additionalHeaders.Add(new KeyValuePair <string, string>("References", lastMessage.MessageID));
}
ObjectWHeaders view = lastMessage.GetTextView();
await account.LazyLoadBodyPartAsync(lastMessage, view);
BodyField.Text = "\r\n\r\nOn "
+ lastMessage.Date.ToString("ddd, MMM d, yyyy a\\t h:mm tt") + ", " + lastMessage.From + " wrote:\r\n\r\n> "
+ view.Body.Replace("\r\n", "\r\n> ");
}
// TODO: Signature
base.OnNavigatedTo(e);
}
