private void UpdateAssetControls()
{
Asset asset = Asset.Get(Convert.ToInt32(SessionAssetsListBox.SelectedValue));
AssetThumbnail1.Initialise(asset);
AssetFilenameLabel.Text = asset.Filename;
}
protected void RegenerateThumbnail_Click(object sender, EventArgs e)
{
try
{
if (APSGateway.Instance.ProcessFile(Asset, false, FileOutputs.Thumbnail))
{
// Mark asset as unprocessed
Asset.IsProcessed = false;
Asset.Update(Asset);
// Update the thumbnail
AssetThumbnail1.Initialise(Asset);
// Update the UI
FeedbackLabel1.SetSuccessMessage("New thumbnail will be generated shortly");
}
else
{
FeedbackLabel1.SetErrorMessage("An error occurred when submitting asset to processing service. Thumbnail will not be regenerated.");
}
}
catch (InvalidAssetException iaex)
{
FeedbackLabel1.SetErrorMessage(iaex.Message);
}
catch (Exception ex)
{
ExceptionHandler.HandleException(ex, "Error regenerating thumbnail");
FeedbackLabel1.SetErrorMessage("Error regenerating thuumbnail: " + ex.Message);
}
}
protected void Page_Load(object sender, EventArgs e)
{
// Ensure we have asset id
m_AssetId = GetRequiredQueryStringParameter("AssetId", "~/Admin/Assets/AssetList.aspx");
// Setup return link
SiteUtils.SetHyperLink("Assets.AssetForm", string.Format("?AssetId={0}", m_AssetId), ReturnToAssetHyperLink1);
SiteUtils.SetHyperLink("Assets.AssetForm", string.Format("?AssetId={0}", m_AssetId), ReturnToAssetHyperLink2);
if (!Page.IsPostBack)
{
//Setup preview settings option
AssetFileLabel.Text = Asset.Title + " (" + Asset.FileExtension + ")";
ProcessingStatusFalseRadioButton.Checked = (!Asset.IsProcessed);
ProcessingStatusTrueRadioButton.Checked = Asset.IsProcessed;
//set the default plugin
PreviewPluginDropDownList.RefreshFromDataSource();
//check if asset uses non-default plugin
bool usingCustomPlugin = false;
if (Asset.Plugin != Guid.Empty)
{
Plugin customPlugin = ContextInfo.PluginManager.GetPluginForAsset(Asset);
if (customPlugin.RegistrationKey == Asset.Plugin)
{
PreviewPluginDropDownList.SelectItem(customPlugin.PluginId.GetValueOrDefault(), 0);
usingCustomPlugin = true;
}
}
//sets the selected plugin to the default
if (!usingCustomPlugin)
{
PreviewPluginDropDownList.SelectItem(0, -1);
}
// Initialise the asset thumbnail and preview
AssetThumbnail1.Initialise(Asset);
AssetPreview1.Asset = Asset;
}
ConfigurePreviewSettings();
}
protected void SavePreviewSettingsButton_Click(object sender, EventArgs e)
{
Asset.IsProcessed = ProcessingStatusTrueRadioButton.Checked;
//check preview plugin not the default plugin
if (PreviewPluginDropDownList.SelectedId > 0)
{
Asset.Plugin = PluginManager.GetRegistrationKey(PreviewPluginDropDownList.SelectedId);
}
else
{
Asset.Plugin = Guid.Empty;
}
Asset.Update(Asset);
//update the display
AssetThumbnail1.Initialise(Asset);
AssetPreview1.Asset = Asset;
ConfigurePreviewSettings();
FeedbackLabel2.SetSuccessMessage("Asset preview settings updated successfully");
}
protected void DeleteThumbnail_Click(object sender, EventArgs e)
{
AssetThumbnailInfo info = new AssetThumbnailInfo(Asset);
if (info.FileExists)
{
try
{
File.Delete(info.FilePath);
AssetThumbnail1.Initialise(Asset);
FeedbackLabel1.SetSuccessMessage("Thumbnail deleted successfully");
}
catch (Exception ex)
{
ExceptionHandler.HandleException(ex, "Error deleting thumbnail");
FeedbackLabel1.SetErrorMessage("Error deleting thumbnail: " + ex.Message);
}
}
else
{
FeedbackLabel1.SetErrorMessage("Thumbnail file does not exist");
}
}
protected void SaveThumbnailButton_Click(object sender, EventArgs e)
{
BinaryFile file = new BinaryFile(ThumbnailFileUpload.PostedFile);
if (file.IsEmpty)
{
FeedbackLabel1.SetErrorMessage("No file uploaded");
return;
}
if (!m_AllowedThumbnailExtensions.Contains(file.FileExtension))
{
FeedbackLabel1.SetErrorMessage("Invalid file uploaded");
return;
}
try
{
// Save the thumbnail
AssetFileManager.SaveAssetFile(Asset, file, AssetFileType.AssetThumbnail);
// Mark asset as processed
Asset.IsProcessed = true;
Asset.Update(Asset);
// Update thumbnail display
AssetThumbnail1.Initialise(Asset);
// Update UI
FeedbackLabel1.SetSuccessMessage("Thumbnail updated successfully");
}
catch (Exception ex)
{
FeedbackLabel1.SetErrorMessage("Error saving thumbnail: " + ex.Message);
ExceptionHandler.HandleException(ex, "Error saving thumbnail");
}
}
