/* Demo Note:  This demo uses a FileProgress class that handles the UI for displaying the file name and percent complete.
The FileProgress class is not part of SWFUpload.
*/


/* **********************
   Event Handlers
   These are my custom event handlers to make my
   web application behave the way I went when SWFUpload
   completes different tasks.  These aren't part of the SWFUpload
   package.  They are part of my application.  Without these none
   of the actions SWFUpload makes will show up in my application.
   ********************** */


var canCloseWindowIfReady = true;

function fileQueued(file) {
	try {
		var progress = new FileProgress(file, this.customSettings.progressTarget);
		progress.setStatus("Warten...");
		progress.toggleCancel(true, this);

	} catch (ex) {
		this.debug(ex);
	}

}

function fileQueueError(file, errorCode, message) {
	try {
		if (errorCode === SWFUpload.QUEUE_ERROR.QUEUE_LIMIT_EXCEEDED) {
			alert("Zu viele Dateien ausgewaehlt.\n" + (message === 0 ? "" : "Es sind " + (message > 1 ? "bis zu " + message + " Dateien erlaubt." : "nur eine Datei erlaubt.")));
			return;
		}

		var progress = new FileProgress(file, this.customSettings.progressTarget);
		progress.setError();
		progress.toggleCancel(false);

		switch (errorCode) {
		case SWFUpload.QUEUE_ERROR.FILE_EXCEEDS_SIZE_LIMIT:
			progress.setStatus("Die Datei ist zu gross.");
			this.debug("Fehler: Datei zu gross, Dateiname: " + file.name + ", Dateigroesse: " + file.size + ", Nachricht: " + message);
			break;
		case SWFUpload.QUEUE_ERROR.ZERO_BYTE_FILE:
			progress.setStatus("Die Datei ist leer oder beschaedigt.");
			this.debug("Fehler: Zero byte file, Dateiname: " + file.name + ", Dateigroesse: " + file.size + ", Nachricht: " + message);
			break;
		case SWFUpload.QUEUE_ERROR.INVALID_FILETYPE:
			progress.setStatus("Unerlaubter Dateityp.");
			this.debug("Fehler: Der Dateityp ist nicht erlaubt, Dateiname: " + file.name + ", Dateigroesse: " + file.size + ", Nachricht: " + message);
			break;
		default:
			if (file !== null) {
				progress.setStatus("Unhandled Error");
			}
			this.debug("Fehler: " + errorCode + ", Dateiname: " + file.name + ", Dateigroesse: " + file.size + ", Nachricht: " + message);
			break;
		}
	} catch (ex) {
        this.debug(ex);
    }
}

function fileDialogComplete(numFilesSelected, numFilesQueued) {
	try {		
		/* I want auto start the upload and I can do that here */
		this.startUpload();
	} catch (ex)  {
        this.debug(ex);
	}
}

function uploadStart(file) {
	try {
		/* I don't want to do any file validation or anything,  I'll just update the UI and
		return true to indicate that the upload should start.
		It's important to update the UI here because in Linux no uploadProgress events are called. The best
		we can do is say we are uploading.
		 */
		var progress = new FileProgress(file, this.customSettings.progressTarget);
		progress.setStatus("Wird hochgeladen...");
		progress.toggleCancel(true, this);
		
	}
	catch (ex) {}
	
	return true;
}

function uploadProgress(file, bytesLoaded, bytesTotal) {
	try {
		var percent = Math.ceil((bytesLoaded / bytesTotal) * 100);

		var progress = new FileProgress(file, this.customSettings.progressTarget);
		progress.setProgress(percent);
		progress.setStatus("Wird hochgeladen...");
	} catch (ex) {
		this.debug(ex);
	}
}

function uploadSuccess(file, serverData) {
	try {
		var progress = new FileProgress(file, this.customSettings.progressTarget);
		progress.setComplete();
		progress.setStatus("Abgeschlossen.");
		progress.toggleCancel(false);

	} catch (ex) {
		this.debug(ex);
	}
}

function uploadError(file, errorCode, message) {
	try {
		var progress = new FileProgress(file, this.customSettings.progressTarget);
		progress.setError();
		progress.toggleCancel(false);
		
		var errorCodeSwitch = true;
		canCloseWindowIfReady = false;
		
		switch (message) {
		case "801":
			message = "Sie haben nicht genuegend Speicherplatz.";
			progress.setStatus("Fehler: " + message);
			this.debug("Fehler: HTTP Fehler, Dateiname: " + file.name + ", Nachricht: " + message);
			errorCodeSwitch = false;
			break;
		}
		
		if(errorCodeSwitch) {
			switch (errorCode) {
			case SWFUpload.UPLOAD_ERROR.HTTP_ERROR:
				progress.setStatus("Fehler beim hochladen: " + message);
				this.debug("Fehler: HTTP Error, Dateiname: " + file.name + ", Nachricht: " + message);
				break;
			case SWFUpload.UPLOAD_ERROR.UPLOAD_FAILED:
				progress.setStatus("Hochladen fehlgeschlagen.");
				this.debug("Fehler: Hochladen fehlgeschlagen, Dateiname: " + file.name + ", Dateigroesse: " + file.size + ", Nachricht: " + message);
				break;
			case SWFUpload.UPLOAD_ERROR.IO_ERROR:
				progress.setStatus("Server (IO) Fehler");
				this.debug("Fehler: IO Fehler, Dateiname: " + file.name + ", Nachricht: " + message);
				break;
			case SWFUpload.UPLOAD_ERROR.SECURITY_ERROR:
				progress.setStatus("Sicherheits Fehler");
				this.debug("Fehler: Sicherheits Fehler, Dateiname: " + file.name + ", Nachricht: " + message);
				break;
			case SWFUpload.UPLOAD_ERROR.UPLOAD_LIMIT_EXCEEDED:
				progress.setStatus("Hochladelimit öberschritten.");
				this.debug("Fehler: Hochladelimit öberschritten, Dateiname: " + file.name + ", Dateigroesse: " + file.size + ", Nachricht: " + message);
				break;
			case SWFUpload.UPLOAD_ERROR.FILE_VALIDATION_FAILED:
				progress.setStatus("Validierung fehlgeschlagen.  Vorgang wurde uebersprungen.");
				this.debug("Fehler: Validierung fehlgeschlagen, Dateiname: " + file.name + ", Dateigroesse: " + file.size + ", Nachricht: " + message);
				break;
			case SWFUpload.UPLOAD_ERROR.FILE_CANCELLED:
				// If there aren't any files left (they were all cancelled) disable the cancel button
				if (this.getStats().files_queued === 0) {
					document.getElementById(this.customSettings.cancelButtonId).disabled = true;
				}
				progress.setStatus("Abgebrochen");
				progress.setCancelled();
				break;
			case SWFUpload.UPLOAD_ERROR.UPLOAD_STOPPED:
				progress.setStatus("Angehalten");
				break;
			default:
				progress.setStatus("Unbekannter Fehler: " + errorCode);
				this.debug("Fehler: " + errorCode + ", Dateiname: " + file.name + ", Dateigroesse: " + file.size + ", Nachricht: " + message);
				break;
			}
		}
	} catch (ex) {
        this.debug(ex);
    }
}

function uploadComplete(file) {
	return true;
}

// This event comes from the Queue Plugin
function queueComplete(numFilesUploaded) {
	var status = document.getElementById("divStatus");
	status.innerHTML = numFilesUploaded;
	if(canCloseWindowIfReady) window.setTimeout("okUploadFile()", 1000);
}

//This event comes from the Queue Plugin
function galleryQueueComplete(numFilesUploaded) {
	var status = $("#divStatus");
	status.html(numFilesUploaded);
	finishUp("finishGallery");
}