/// <summary>
/// Initialises the upload status which is held as an application
/// variable using a unique key.
/// </summary>
/// <param name="length">The content length.</param>
void InitStatus(long length)
{
_status = new UploadStatus(length);
}
/// <summary>
/// Sets the upload status.
/// </summary>
/// <param name="status">Status to set.</param>
/// <param name="key">Upload key.</param>
internal void SetStatus(UploadStatus status, string key)
{
HttpContext.Current.Application[STATUS_KEY + key] = status;
}
/// <summary>
/// Processes file uploads through the processor when the upload module is not installed.
/// </summary>
void ManualProcessUploads()
{
IFileProcessor processor;
processor = _processor == null ? UploadManager.Instance.GetProcessor() : _processor;
_status = new UploadStatus(-1);
if (processor != null)
{
ProcessUploadControls(Page.Controls, processor, _status);
}
}
/// <summary>
/// Processes all upload controls in a control collection when the module is not installed.
/// </summary>
/// <param name="cc">Control collection.</param>
/// <param name="defaultProcessor">The default processor.</param>
/// <param name="status">The upload status.</param>
void ProcessUploadControls(ControlCollection cc, IFileProcessor defaultProcessor, UploadStatus status)
{
foreach (Control c in cc)
{
System.Web.UI.WebControls.FileUpload fu = c as System.Web.UI.WebControls.FileUpload;
if (fu != null && fu.HasFile)
{
IFileProcessor controlProcessor = GetProcessorForControl(fu);
IFileProcessor processor = controlProcessor == null ? defaultProcessor : controlProcessor;
try
{
processor.StartNewFile(fu.FileName, fu.PostedFile.ContentType, null, null);
processor.Write(fu.FileBytes, 0, fu.FileBytes.Length);
processor.EndFile();
status.UploadedFiles.Add(new UploadedFile(fu.FileName, processor.GetIdentifier(), null));
}
catch(Exception ex)
{
status.ErrorFiles.Add(new UploadedFile(fu.FileName, processor.GetIdentifier(), null, ex));
}
}
if (c.HasControls())
{
ProcessUploadControls(c.Controls, defaultProcessor, status);
}
}
}
/// <summary>
/// Raises the <see cref="E:System.Web.UI.Control.Init"/> event.
/// </summary>
/// <param name="e">An <see cref="T:System.EventArgs"/> object that contains the event data.</param>
protected override void OnInit(EventArgs e)
{
base.OnInit(e);
_settings = UploadConfigurationSection.GetConfig();
if (String.IsNullOrEmpty(ImagePath))
{
ImagePath = _settings == null ? DEFAULT_IMAGE_PATH : _settings.ImagePath;
}
ImagePath = ImagePath.TrimEnd('/') + "/";
if (String.IsNullOrEmpty(CSSPath))
{
CSSPath = _settings == null ? DEFAULT_CSS_PATH : _settings.CSSPath;
}
CSSPath = CSSPath.TrimEnd('/') + "/";
if (String.IsNullOrEmpty(ScriptPath))
{
ScriptPath = _settings == null ? DEFAULT_JS_PATH : _settings.ScriptPath;
}
if (String.IsNullOrEmpty(ProgressUrl))
{
ProgressUrl = _settings == null ? DEFAULT_PROGRESS_URL : _settings.ProgressUrl;
}
if (_settings != null)
{
AllowedFileExtensions = _settings.AllowedFileExtensions;
ShowCancelButton = _settings.ShowCancelButton;
ShowProgressBar = _settings.ShowProgressBar;
EnableManualProcessing = _settings.EnableManualProcessing;
}
ScriptPath = ScriptPath.TrimEnd('/') + "/";
if (UploadManager.Instance.ModuleInstalled)
{
_status = UploadManager.Instance.Status;
UploadManager.Instance.Status = null;
}
}