/// <summary>
/// When new article comes check whether it is linked to the thread
/// which was paused for updates. In such case, simply delete the
/// article (non-permanently, through registered IResourceDeleter).
/// </summary>
private static void CheckArticleInIgnoredThreads(IResource article)
{
IResource root;
bool ignore = ConversationBuilder.CheckPropOnParents(article,
NntpPlugin._propIsIgnoredThread,
out root);
if (ignore)
{
// We have not only to delete this article, but also check
// downwards the thread because it is possible for replies
// to be downloaded before the source article.
IResourceDeleter deleter = Core.PluginLoader.GetResourceDeleter(article.Type);
deleter.DeleteResource(article);
DateTime ignoreStartDate = root.GetDateProp(NntpPlugin._propThreadVisibilityToggleDate);
IResourceList thread = ConversationBuilder.UnrollConversation(article);
foreach (IResource res in thread)
{
DateTime dateTime = res.GetDateProp(Core.Props.Date);
if (!res.HasProp(Core.Props.IsDeleted) && dateTime > ignoreStartDate)
{
deleter.UndeleteResource(res);
}
}
}
}
public void Drop(IResource targetResource, IDataObject data, DragDropEffects allowedEffect, int keyState)
{
if (data.GetDataPresent(typeof(IResourceList)))
{
// The resources we're dragging
IResourceList dragResources = (IResourceList)data.GetData(typeof(IResourceList));
// Currently, only the Deleted Resources view has a drop handler
if (FilterRegistry.IsDeletedResourcesView(targetResource))
{
// Delete the resources dropped onto the deleted items view
foreach (IResource res in dragResources)
{
IResourceDeleter deleter = Core.PluginLoader.GetResourceDeleter(res.Type);
if (deleter != null)
{
try
{
Core.ResourceAP.RunJob(new ResourceDelegate(deleter.DeleteResource), res);
// deleter.DeleteResource( res );
}
catch (NotImplementedException)
{
}
}
}
}
else
{
return;
}
}
}
public void Update(IActionContext context, ref ActionPresentation presentation)
{
presentation.Visible = presentation.Enabled =
(context.Instance == Core.LeftSidebar.DefaultViewPane) &&
(context.SelectedResources.Count == 1) &&
(context.SelectedResources[0].Type == FilterManagerProps.ViewResName) &&
(context.SelectedResources[0].GetStringProp("DeepName") == FilterManagerProps.ViewDeletedItemsDeepName);
// Resources of some types can not be deleted permanently, e.g.
// Contacts and IM conversations. Thus this menu must be forbidden
// for the view in the corresponding tabs.
if (presentation.Visible)
{
string[] types = Core.TabManager.CurrentTab.GetResourceTypes();
// "All Resources" tab always returns NULL
if (types != null)
{
bool canDelete = false;
foreach (string type in types)
{
if (type.Length > 0 && Core.ResourceStore.ResourceTypes.Exist(type))
{
IResourceDeleter deleter = Core.PluginLoader.GetResourceDeleter(type);
if (deleter != null)
{
canDelete = canDelete || deleter.CanDeleteResource(null, true);
}
}
}
presentation.Visible = canDelete;
}
}
}
public void RegisterResourceDeleter(string resType, IResourceDeleter deleter)
{
if (!Core.ResourceStore.ResourceTypes.Exist(resType))
{
throw new ArgumentException("Resource type '" + resType + "' does not exist", "resType");
}
_resourceDeleters [resType] = deleter;
}
public void Exec(IResource res, IActionParameterStore actionStore)
{
IResourceDeleter deleter = Core.PluginLoader.GetResourceDeleter(res.Type);
if (deleter != null)
{
deleter.DeleteResourcePermanent(res);
}
}
private static void DoUndelete(IResourceList resList)
{
for (int i = 0; i < resList.Count; i++)
{
IResource res = Core.ResourceStore.TryLoadResource(resList.ResourceIds [i]);
if (res != null)
{
IResourceDeleter deleter = Core.PluginLoader.GetResourceDeleter(res.Type);
deleter.UndeleteResource(res);
}
}
}
private void _btnDelete_Click(object sender, EventArgs e)
{
// OM-12575, releasing mouse button may be with huge (enough)
// lag, during which the resource might have been deleted.
if (_lastResource != null)
{
IResourceDeleter deleter = Core.PluginLoader.GetResourceDeleter(_lastResource.Type);
if (deleter != null)
{
Core.ResourceAP.QueueJob(new ResourceDelegate(deleter.DeleteResource), _lastResource);
Core.UIManager.QueueUIJob(new MethodInvoker(HideBalloon));
}
}
}
private static void DoDelete(IResourceList resList)
{
foreach (IResource res in resList.ValidResources)
{
string type = res.Type;
IResourceDeleter deleter = Core.PluginLoader.GetResourceDeleter(type);
if (ResourceDeleterOptions.GetDeleteAlwaysPermanently(type))
{
deleter.DeleteResourcePermanent(res);
}
else
{
deleter.DeleteResource(res);
}
}
}
public override AbstractJob GetNextJob()
{
// test anchor.
if (Index >= ResourceIds.Count)
{
return(null);
}
IResource res = Core.ResourceStore.TryLoadResource(ResourceIds[Index++]);
if (res != null)
{
IResourceDeleter deleter = Core.PluginLoader.GetResourceDeleter(res.Type);
if (deleter != null)
{
return(new DelegateJob(new ResourceDelegate(deleter.DeleteResourcePermanent), new object[] { res }));
}
}
return(GetNextJob());
}
private static bool AllHaveEnabledDeleters(IResourceList selectedResources)
{
if (selectedResources.Count == 0)
{
return(false);
}
foreach (IResource res in selectedResources.ValidResources)
{
IResourceDeleter deleter = Core.PluginLoader.GetResourceDeleter(res.Type);
if (deleter == null)
{
return(false);
}
if (!deleter.CanDeleteResource(res, res.HasProp(Core.Props.IsDeleted)))
{
return(false);
}
}
return(true);
}
public void Execute(IActionContext context)
{
IResourceList resourcesToDelete = null;
IResourceList selResources = context.SelectedResourcesExpanded;
string[] selTypes = selResources.GetAllTypes();
IResourceStore store = Core.ResourceStore;
IResourceList allDeleted = store.FindResourcesWithProp(null, Core.Props.IsDeleted);
bool shiftPressed = Control.ModifierKeys == Keys.Shift;
foreach (string resType in selTypes)
{
IResourceList typedResources = selResources.Intersect(store.GetAllResources(resType));
IResourceList deletedTypedResources;
bool deletePermanent = shiftPressed;
if (deletePermanent || ResourceDeleterOptions.GetDeleteAlwaysPermanently(resType))
{
deletedTypedResources = typedResources;
typedResources = store.EmptyResourceList;
deletePermanent = true;
}
else
{
deletedTypedResources = typedResources.Intersect(allDeleted);
typedResources = typedResources.Minus(deletedTypedResources);
}
IResourceDeleter deleter = Core.PluginLoader.GetResourceDeleter(resType);
DialogResult result = DialogResult.No;
if (typedResources.Count > 0)
{
if (!ResourceDeleterOptions.GetConfirmDeleteToRecycleBin(resType))
{
result = DialogResult.Yes;
}
else
{
result = deleter.ConfirmDeleteResources(typedResources, deletePermanent, (selTypes.Length > 1));
}
if (result == DialogResult.Cancel)
{
return;
}
if (result == DialogResult.Yes)
{
resourcesToDelete = typedResources.Union(resourcesToDelete);
}
}
if (deletedTypedResources.Count > 0)
{
if (!ResourceDeleterOptions.GetConfirmDeletePermanently(resType))
{
result = DialogResult.Yes;
}
else
{
result = deleter.ConfirmDeleteResources(deletedTypedResources, true, (selTypes.Length > 1));
}
if (result == DialogResult.Cancel)
{
return;
}
if (result == DialogResult.Yes)
{
resourcesToDelete = deletedTypedResources.Union(resourcesToDelete);
}
}
}
if (resourcesToDelete != null)
{
Core.ResourceAP.QueueJob(JobPriority.Immediate, "Deleting resources",
new ResourceListDelegate(DoDelete), resourcesToDelete);
}
}
private void ShowPaneImpl()
{
if (!Core.UserInterfaceAP.IsOwnerThread)
{
Core.UserInterfaceAP.QueueJob(new MethodInvoker(ShowPaneImpl));
return;
}
_deletersListView.Nodes.Clear();
IResourceList resTypes = Core.ResourceStore.GetAllResources("ResourceType");
foreach (IResource resType in resTypes.ValidResources)
{
if (resType.GetIntProp("Internal") != 0)
{
continue;
}
string type = resType.GetPropText(Core.Props.Name);
if (type.Length > 0 && Core.ResourceStore.ResourceTypes.Exist(type))
{
IResourceDeleter deleter = Core.PluginLoader.GetResourceDeleter(type);
if (deleter != null)
{
_deletersListView.Nodes.Add(resType);
bool canDelete = deleter.CanDeleteResource(null, false);
if (!canDelete)
{
_confirmDeleteColumn.SetItemCheckState(resType, CheckBoxState.Grayed | CheckBoxState.Unchecked);
}
else
{
_confirmDeleteColumn.SetItemCheckState(resType,
ResourceDeleterOptions.GetConfirmDeleteToRecycleBin(type) ? CheckBoxState.Checked : CheckBoxState.Unchecked);
}
bool canDeletePermanently = deleter.CanDeleteResource(null, true);
if (!canDeletePermanently)
{
_confirmPermanentDeleteColumn.SetItemCheckState(resType, CheckBoxState.Grayed | CheckBoxState.Unchecked);
}
else
{
_confirmPermanentDeleteColumn.SetItemCheckState(resType,
ResourceDeleterOptions.GetConfirmDeletePermanently(type) ? CheckBoxState.Checked : CheckBoxState.Unchecked);
}
if (!deleter.CanIgnoreRecyclebin())
{
_alwaysDeletePermanentlyColumn.SetItemCheckState(resType, CheckBoxState.Grayed | CheckBoxState.Unchecked);
}
else
if (canDelete != canDeletePermanently)
{
_alwaysDeletePermanentlyColumn.SetItemCheckState(resType, CheckBoxState.Grayed |
(canDelete ? CheckBoxState.Unchecked : CheckBoxState.Checked));
}
else
{
_alwaysDeletePermanentlyColumn.SetItemCheckState(resType,
ResourceDeleterOptions.GetDeleteAlwaysPermanently(type) ? CheckBoxState.Checked : CheckBoxState.Unchecked);
}
}
}
}
}
public ResourceDeleter(IResourceRetriever <T> retriever, IResourceDeleter <T> deleter)
{
_retriever = retriever;
_deleter = deleter;
}
