/// <summary>
/// Returns whether the message being edited matches the specified CIXMessage.
/// </summary>
public bool Matches(CIXMessage message)
{
if (_message == null || message == null)
{
return false;
}
return _message.CommentID == message.CommentID && _message.TopicID == message.TopicID;
}
/// <summary>
/// Find an existing message editor that matches the requested message.
/// </summary>
public static CIXMessageEditor Get(CIXMessage message)
{
if (_modelessList == null)
{
_modelessList = new List<CIXMessageEditor>();
return null;
}
return _modelessList.FirstOrDefault(editor => editor.Matches(message));
}
/// <summary>
/// Mark this message as unread and update the corresponding folder
/// unread counts.
/// </summary>
private void InnerMarkRead()
{
bool stateChanged = Unread;
if (stateChanged)
{
Unread = false;
ReadPending = true;
}
lock (CIX.DBLock)
{
CIX.DB.Update(this);
}
CIX.FolderCollection.NotifyMessageChanged(this);
if (stateChanged)
{
Folder topic = Topic;
topic.Unread -= 1;
if (Priority && topic.UnreadPriority > 0)
{
topic.UnreadPriority -= 1;
}
if (!IsRoot)
{
CIXMessage root = topic.Messages.MessageByID(RootID);
if (root != null)
{
lock (CIX.DBLock)
{
CIX.DB.Update(root);
}
//CIX.FolderCollection.NotifyMessageChanged(root);
}
}
lock (CIX.DBLock)
{
CIX.DB.Update(topic);
}
CIX.FolderCollection.NotifyFolderUpdated(topic);
}
}
/// <summary>
/// Add or remove a star from the specified message.
/// </summary>
private static void ToggleStar(CIXMessage item)
{
if (item != null)
{
if (item.Starred)
{
item.RemoveStar();
}
else
{
item.AddStar();
}
}
}
/// <summary>
/// Return the appropriate read icon for this message based on its unread and priority state
/// </summary>
private static Image ReadImageForMessage(CIXMessage message)
{
return (message.ReadLocked) ? Resources.ReadLock :
(!message.Unread) ? Resources.ReadMessage :
(message.Priority) ? Resources.UnreadPriorityMessage :
Resources.UnreadMessage;
}
/// <summary>
/// Toggle read-lock state of a message. Also force the message unread
/// if not already.
/// </summary>
private static void ToggleReadLock(CIXMessage item)
{
if (item != null)
{
if (item.ReadLocked)
{
item.ClearReadLock();
}
else
{
item.MarkReadLock();
}
}
}
/// <summary>
/// Select the original message for this if there is one. Download it
/// if it is missing.
/// </summary>
private void SelectOriginal(CIXMessage message)
{
if (message != null && message.CommentID > 0)
{
Folder topic = message.Topic;
Folder forum = topic.ParentFolder;
FoldersTree.MainForm.Address = String.Format("cix:{0}/{1}:{2}", forum.Name, topic.Name, message.CommentID);
}
}
/// <summary>
/// Print the specified message.
/// </summary>
/// <param name="message">Message to print</param>
private void Print(CIXMessage message)
{
if (message != null)
{
PrintDocument printDoc = new PrintDocument
{
PrinterSettings = FoldersTree.MainForm.PrintDocument.PrinterSettings,
DefaultPageSettings = FoldersTree.MainForm.PrintDocument.DefaultPageSettings
};
Font printFont = new Font("Arial", 10);
PrintDialog pdi = new PrintDialog
{
Document = printDoc,
UseEXDialog = true
};
if (pdi.ShowDialog() == DialogResult.OK)
{
string[] lines = message.Body.Split(new[] { '\n' });
int lineIndex = 0;
try
{
printDoc.PrintPage += (sender, ev) =>
{
float leftMargin = ev.MarginBounds.Left;
float topMargin = ev.MarginBounds.Top;
// Print each line of the file.
float yPos = topMargin;
while (lineIndex < lines.Count())
{
string line = lines[lineIndex];
SizeF sf = ev.Graphics.MeasureString(line, printFont, ev.MarginBounds.Width);
if (yPos + sf.Height > ev.MarginBounds.Bottom)
{
break;
}
using (Brush textBrush = new SolidBrush(SystemColors.ControlText))
{
ev.Graphics.DrawString(line, printFont, textBrush,
new RectangleF(new PointF(leftMargin, yPos), sf), new StringFormat());
}
yPos += (sf.Height > 0) ? sf.Height : printFont.GetHeight(ev.Graphics);
++lineIndex;
}
// If more lines exist, print another page.
ev.HasMorePages = lineIndex < lines.Count();
};
printDoc.Print();
}
catch (Exception e)
{
MessageBox.Show(string.Format(Resources.PrintError, e.Message), Resources.Error, MessageBoxButtons.OK);
}
}
}
}
/// <summary>
/// Return whether or not the specified message can be displayed.
/// </summary>
private bool CanShowMessage(CIXMessage cixMessage)
{
if (_currentFolder == null || !_currentFolder.CanContain(cixMessage))
{
return false;
}
return !cixMessage.Ignored || _showIgnored;
}
/// <summary>
/// Topic folders can contain all messages.
/// </summary>
public override bool CanContain(CIXMessage message)
{
return message.TopicID == ID;
}
/// <summary>
/// Delete the specified message from the database
/// </summary>
/// <param name="message">The message to be withdrawn</param>
private static void DeleteMessage(CIXMessage message)
{
if (message != null && message.IsPseudo)
{
Folder topic = message.Topic;
topic.Messages.Delete(message);
}
}
/// <summary>
/// Invoke the message editor on the specified message
/// </summary>
/// <param name="message">The message to edit</param>
/// <param name="addSignature">True if signature is to be added</param>
private static void EditMessage(CIXMessage message, bool addSignature)
{
CIXMessageEditor editor = MessageEditorCollection.Get(message) ?? new CIXMessageEditor(message, addSignature);
editor.Show();
editor.BringToFront();
}
/// <summary>
/// Return the CIX address of the specified message.
/// </summary>
private static string AddressFromMessage(CIXMessage message)
{
Folder topic = CIX.FolderCollection[message.TopicID];
Folder forum = topic.ParentFolder;
return string.Format(@"cix:{0}/{1}:{2}", forum.Name, topic.Name, message.RemoteID);
}
/// <summary>
/// Return the appropriate body colour for the given message.
/// </summary>
private static Color BodyColourForItem(CIXMessage message)
{
return message.Ignored ? UI.Forums.IgnoredColour : UI.Forums.BodyColour;
}
/// <summary>
/// Toggle the read or unread state of the message referenced by the specified thread item.
/// If the item is a root message and is collapsed then mark the whole thread instead.
/// </summary>
private void ToggleRead(CIXMessage message)
{
if (message != null && !message.ReadLocked)
{
if (IsCollapsed(message))
{
if (message.Unread)
{
message.MarkThreadRead();
}
else
{
message.MarkThreadUnread();
}
}
else
{
if (message.Unread)
{
message.MarkRead();
}
else
{
message.MarkUnread();
}
}
}
}
/// <summary>
/// Show the currently selected message.
/// </summary>
private void ShowMessage(CIXMessage cixMessage)
{
tsvMessagePane.BeginUpdate();
tsvMessagePane.Items.Clear();
if (cixMessage != null && (!cixMessage.Ignored || _showIgnored))
{
MessageItem messageItem = MessageItemFromMessage(cixMessage, false);
messageItem.Level = 0;
messageItem.Full = true;
messageItem.IsExpandable = true;
messageItem.ShowFolder = !_isTopicFolder || _isFiltering;
messageItem.Image = Mugshot.MugshotForUser(cixMessage.Author, true).RealImage;
messageItem.Font = UI.Forums.MessageFont;
messageItem.ShowTooltips = true;
messageItem.ItemColour = tsvMessagePane.BackColor;
messageItem.ForeColor = BodyColourForItem(cixMessage);
if (tsvMessagePane.Items.Count == 1)
{
return;
}
tsvMessagePane.Items.Insert(0, messageItem);
}
tsvMessagePane.AutoScrollPosition = new Point(0, 0);
tsvMessagePane.EndUpdate(null);
if (cixMessage != null)
{
_currentFolder.RecentMessage = cixMessage.RemoteID;
}
}
/// <summary>
/// Select the current root message or the next root message.
/// </summary>
private void SelectRoot(CIXMessage message, RootToSelect value)
{
if (message != null)
{
switch (value)
{
case RootToSelect.PreviousRoot:
case RootToSelect.NextRoot:
{
int direction = (value == RootToSelect.NextRoot) ? 1 : -1;
int indexOfMessage = _messages.IndexOf(message) + direction;
while (indexOfMessage >= 0 && indexOfMessage < _messages.Count)
{
message = _messages[indexOfMessage];
if (message.IsRoot)
{
SelectedRow = indexOfMessage;
return;
}
indexOfMessage += direction;
}
break;
}
}
}
}
/// <summary>
/// Withdraw the selected message on the server and replace it with a withdrawn message.
/// </summary>
/// <param name="message">The message to be withdrawn</param>
private static void WithdrawMessage(CIXMessage message)
{
if (message != null)
{
if (message.IsPseudo)
{
DeleteMessage(message);
return;
}
if (MessageBox.Show(Resources.ConfirmWithdraw, Resources.Confirm, MessageBoxButtons.YesNo, MessageBoxIcon.Asterisk) == DialogResult.Yes)
{
message.Withdraw();
}
}
}
/// <summary>
/// Remove the specified message from the list.
/// </summary>
/// <param name="message">The message to remove</param>
private void RemoveMessage(CIXMessage message)
{
int selectedRow = SelectedRow;
bool deletingCurrent = (selectedRow != -1) && message == _messages[selectedRow];
_messages.Remove(message);
InitialiseList();
if (selectedRow == _messages.Count())
{
--selectedRow;
}
RedrawAllItems();
if (deletingCurrent)
{
if (selectedRow < 0)
{
ShowEmptyMessage();
}
else
{
SelectedRow = selectedRow;
ShowMessage(SelectedMessage);
}
}
}
/// <summary>
/// Action the specified ID with the given message item.
/// </summary>
/// <param name="id">An action ID</param>
/// <param name="message">A selected message, or null</param>
private void Action(ActionID id, CIXMessage message)
{
switch (id)
{
case ActionID.Chat:
Chat(message);
break;
case ActionID.Block:
if (message != null)
{
string titleString = string.Format(Resources.BlockTitle, message.Author);
string promptString = string.Format(Resources.BlockPrompt, message.Author);
if (MessageBox.Show(promptString, titleString, MessageBoxButtons.YesNo) == DialogResult.Yes)
{
CIX.RuleCollection.Block(message.Author);
OnMessageChanged(message);
}
}
break;
case ActionID.Participants:
if (_currentFolder.ID > 0)
{
TopicFolder topic = (TopicFolder) _currentFolder;
Folder forum = topic.Folder.ParentFolder;
Participants parDialog = new Participants(FoldersTree.MainForm, forum.Name);
parDialog.ShowDialog();
}
break;
case ActionID.ManageForum:
if (_currentFolder.ID > 0)
{
TopicFolder topicFolder = (TopicFolder) _currentFolder;
Folder forumFolder = topicFolder.Folder.ParentFolder;
DirForum forum = CIX.DirectoryCollection.ForumByName(forumFolder.Name);
FoldersTree.ManageForum(forum);
}
break;
case ActionID.Email:
Email(message);
break;
case ActionID.Profile:
case ActionID.AuthorImage:
FoldersTree.MainForm.Address = string.Format("cixuser:{0}", message.Author);
break;
case ActionID.Priority:
PriorityThread(message);
break;
case ActionID.Ignore:
IgnoreThread(message);
break;
case ActionID.ReadLock:
ToggleReadLock(message);
break;
case ActionID.Quote:
if (message != null)
{
Comment(message, message.Body.Quoted());
}
break;
case ActionID.Edit:
case ActionID.Reply:
if (message != null)
{
if (message.Topic.Flags.HasFlag(FolderFlags.OwnerCommentsOnly) && !message.IsMine)
{
Action(ActionID.ReplyByMail);
}
else
{
Comment(message, null);
}
}
break;
case ActionID.ReplyByMail:
{
InboxMessageEditor newMessageWnd = new InboxMessageEditor(message);
newMessageWnd.Show();
}
break;
case ActionID.Print:
Print(message);
break;
case ActionID.Read:
ToggleRead(message);
break;
case ActionID.Star:
ToggleStar(message);
break;
case ActionID.Withdraw:
WithdrawMessage(message);
break;
case ActionID.Delete:
DeleteMessage(message);
break;
case ActionID.NextUnread:
GoToNextUnread(message);
break;
case ActionID.NextPriorityUnread:
GoToNextPriorityUnread(message);
break;
case ActionID.GoToSource:
GoToSourceThread(message);
break;
case ActionID.Link:
CopyLinkToClipboard(message);
break;
case ActionID.PageMessage:
if (tsvMessagePane.Items.Count > 0)
{
MessageItem messageItem = tsvMessagePane.Items[0] as MessageItem;
if (messageItem != null)
{
if (ScrollMessageUp())
{
break;
}
if (messageItem.Message.Unread)
{
MarkAsRead(messageItem.Message);
}
FoldersTree.NextUnread(FolderOptions.NextUnread);
// Put focus back on thread
ActiveControl = tsvMessages;
}
}
break;
case ActionID.GoTo:
if (CanAction(ActionID.GoTo))
{
GoToMessageDialog();
}
break;
case ActionID.MarkThreadRead:
MarkThreadRead(message);
FoldersTree.NextUnread(FolderOptions.NextUnread);
break;
case ActionID.MarkThreadReadThenRoot:
MarkThreadRead(message);
FoldersTree.NextUnread(FolderOptions.NextUnread | FolderOptions.Root);
break;
case ActionID.MarkTopicRead:
MarkTopicRead();
FoldersTree.NextUnread(FolderOptions.NextUnread);
break;
case ActionID.NextRoot:
SelectRoot(message, RootToSelect.NextRoot);
break;
case ActionID.Root:
SelectRoot(message, RootToSelect.PreviousRoot);
break;
case ActionID.Original:
SelectOriginal(message);
break;
case ActionID.NewMessage:
NewMessage(string.Empty);
break;
case ActionID.SelectAll:
SelectAll();
break;
case ActionID.Expand:
ExpandCollapseThread(message);
break;
case ActionID.Copy:
CopySelection();
break;
}
}
/// <summary>
/// Returns whether the folder can contain the specified message.
/// </summary>
public virtual bool CanContain(CIXMessage message)
{
return true;
}
/// <summary>
/// Return true if the message is a draft.
/// </summary>
public override bool CanContain(CIXMessage message)
{
return Comparator(message);
}
/// <summary>
/// Initialises a new instance of the <see cref="InboxMessageEditor"/> class and
/// populates it with data from the specified CIX message.
/// </summary>
public InboxMessageEditor(CIXMessage message)
{
InitializeComponent();
_messageToUse = message;
}
/// <summary>
/// Toggle ignore the current message and all subsequent replies.
/// </summary>
/// <param name="item">The root of the thread to ignore</param>
private static void IgnoreThread(CIXMessage item)
{
if (item != null)
{
if (item.Ignored)
{
item.RemoveIgnore();
}
else
{
item.SetIgnore();
}
}
}
/// <summary>
/// Put the selection back on the specified message.
/// </summary>
/// <param name="message">The message to select</param>
private void RestoreSelection(CIXMessage message)
{
if (_messages.Count == 0)
{
ShowEmptyMessage();
}
else if (message != null)
{
int row = _messages.IndexOf(message);
if (row == -1 && IsCollapsed(message.Root))
{
ExpandThread(message.Root);
row = _messages.IndexOf(message);
}
_hasMouseDown = true;
SelectedRow = row;
}
}
/// <summary>
/// Handle a drop on the node. Two types of drops are handled depending on
/// the type of the data in e.Data:
///
/// If the item is a ListViewItem then it is assumed to be a drag from the
/// thread list to another topic. In this case, create a new message in the
/// target topic which indicates that it is a copy (the user can edit the
/// "***COPIED FROM" header out anyway.
///
/// If the item is a TreeNode then it is assumed to be a drag and drop
/// re-arrangement of the nodes in the tree.
/// </summary>
private void frmList_DragDrop(object sender, DragEventArgs e)
{
Point pt = ((TreeView)sender).PointToClient(new Point(e.X, e.Y));
TreeNode targetNode = ((TreeView)sender).GetNodeAt(pt);
if (targetNode != null)
{
if (e.Data.GetDataPresent(typeof (ListViewItem)))
{
ListViewItem item = e.Data.GetData(typeof (ListViewItem)) as ListViewItem;
if (item != null)
{
if (targetNode == _nodeAtDragPoint)
{
_nodeAtDragPoint = null;
frmList.InvalidateNode(targetNode);
}
FolderBase folderBase = (FolderBase)targetNode.Tag;
if (folderBase.ID > 0)
{
string body = BodyFromDropSource(item.Tag);
TopicFolder topicFolder = (TopicFolder)folderBase;
CIXMessage message = new CIXMessage
{
Author = CIX.Username,
RemoteID = 0,
Priority = true,
Date = DateTime.UtcNow.UTCToGMTBST(),
Body = body,
TopicID = topicFolder.ID,
RootID = 0,
CommentID = 0
};
CIXMessageEditor editor = MessageEditorCollection.Get(message) ?? new CIXMessageEditor(message, false);
editor.Show();
editor.BringToFront();
}
}
return;
}
if (e.Data.GetDataPresent("System.Windows.Forms.TreeNode", false))
{
TreeNode newNode = (TreeNode)e.Data.GetData("System.Windows.Forms.TreeNode");
_nodeAtDragPoint = null;
if (targetNode == _nodeBeingDragged)
{
frmList.InvalidateNode(targetNode);
}
else
{
TreeNodeCollection parentNodes;
int insertIndex;
if (targetNode.Parent == _nodeBeingDragged.Parent)
{
parentNodes = (targetNode.Parent != null) ? targetNode.Parent.Nodes : _forumsTree.Nodes;
insertIndex = parentNodes.IndexOf(targetNode) + 1;
}
else
{
parentNodes = targetNode.Nodes;
insertIndex = 0;
}
TreeNode insertedNode = (TreeNode) newNode.Clone();
parentNodes.Insert(insertIndex, insertedNode);
SelectFolder(insertedNode, FolderOptions.None);
newNode.Remove();
// Fix up the indexes for all subsequent items
FixupNodeIndexes(_forumsTree.Nodes);
}
}
}
}
/// <summary>
/// Mark the message referenced by the specified thread item as read.
/// </summary>
private static void MarkAsRead(CIXMessage message)
{
if (message != null && message.Unread && !message.ReadLocked)
{
message.MarkRead();
}
}
public void TestForumsFastSync()
{
string databasePath = Path.GetTempFileName();
CIX.Init(databasePath);
Folder forumFolder = new Folder
{
ParentID = -1,
Name = "cix.beta",
Unread = 0,
UnreadPriority = 0
};
CIX.FolderCollection.Add(forumFolder);
Folder topicFolder = new Folder
{
Name = "cixreader",
ParentID = forumFolder.ID,
Unread = 0,
UnreadPriority = 0
};
CIX.FolderCollection.Add(topicFolder);
// Seed message as fast sync doesn't work on empty topics
CIXMessage seedMessage = new CIXMessage
{
RemoteID = 1,
Author = "CIX",
Body = "Seed message",
CommentID = 0
};
topicFolder.Messages.Add(seedMessage);
string userSyncData = Resource1.UserSyncData;
DateTime sinceDate = default(DateTime);
FolderCollection.AddMessages(Utilities.GenerateStreamFromString(userSyncData), ref sinceDate, true, false);
// On completion, verify that there are no duplicates in the topic
List<CIXMessage> messages = topicFolder.Messages.OrderBy(fld => fld.RemoteID).ToList();
int lastMessageID = -1;
foreach (CIXMessage cixMessage in messages)
{
Assert.AreNotEqual(cixMessage.RemoteID, 0);
Assert.AreNotEqual(cixMessage.RemoteID, lastMessageID);
Assert.AreNotEqual(cixMessage.ID, 0);
lastMessageID = cixMessage.RemoteID;
}
// Verify that specific messages are marked read
CIXMessage message = topicFolder.Messages.MessageByID(2323);
Assert.IsNotNull(message);
Assert.IsFalse(message.Unread);
// Verify that specific messages are marked unread
message = topicFolder.Messages.MessageByID(2333);
Assert.IsNotNull(message);
Assert.IsTrue(message.Unread);
// Verify the total unread on the folder and globally
Assert.AreEqual(topicFolder.Unread, 1);
Assert.AreEqual(topicFolder.UnreadPriority, 6);
Assert.AreEqual(CIX.FolderCollection.TotalUnread, 1);
Assert.AreEqual(CIX.FolderCollection.TotalUnreadPriority, 6);
}
/// <summary>
/// Mark the entire thread, of which the specified message is part, as
/// read.
/// </summary>
private static void MarkThreadRead(CIXMessage message)
{
if (message != null)
{
message.MarkThreadRead();
}
}
/// <summary>
/// Expands recognised tags in theString based on the object values.
/// </summary>
private string ExpandTags(string theString, CIXMessage message, bool cond)
{
bool hasOneTag = false;
int tagStartIndex = 0;
while ((tagStartIndex = theString.IndexOf('$', tagStartIndex)) >= 0)
{
int tagEndIndex = theString.IndexOf('$', tagStartIndex + 1);
if (tagEndIndex < 0)
{
break;
}
int tagLength = (tagEndIndex - tagStartIndex) + 1;
string tagName = theString.Substring(tagStartIndex + 1, tagLength - 2);
string tagSelName = string.Format("tag{0}", tagName);
Type messageType = typeof(TaggedMessage);
MethodInfo method = messageType.GetMethod(tagSelName);
string replacementString = (string) method.Invoke(message, new object[]{ message, this });
if (replacementString == null)
{
theString = theString.Substring(0, tagStartIndex) + theString.Substring(tagEndIndex + 1);
}
else
{
theString = theString.Substring(0, tagStartIndex) + replacementString + theString.Substring(tagEndIndex + 1);
hasOneTag = true;
if (!string.IsNullOrEmpty(replacementString))
{
cond = false;
}
tagStartIndex += replacementString.Length;
}
}
return (cond && hasOneTag) ? string.Empty : theString;
}
/// <summary>
/// Toggle as priority the current message and all subsequent replies.
/// </summary>
/// <param name="item">The root of the thread to toggle priority</param>
private static void PriorityThread(CIXMessage item)
{
if (item != null)
{
if (item.Priority)
{
item.ClearPriority();
}
else
{
item.SetPriority();
}
}
}
