/// <summary>
/// Provides version rollback. Called when the "Rollback version" button is pressed.
/// Expects the CreateVersionedObject method to be run first.
/// </summary>
private bool RollbackVersion()
{
// Get the css stylesheet
CssStylesheetInfo stylesheet = CssStylesheetInfoProvider.GetCssStylesheetInfo("MyNewVersionedStylesheet");
if (stylesheet != null)
{
// Prepare query parameters
string where = "VersionObjectID =" + stylesheet.StylesheetID + " AND VersionObjectType = '" + stylesheet.ObjectType + "'";
string orderBy = "VersionModifiedWhen ASC";
int topN = 1;
// Get dataset with versions according to the parameters
DataSet versionDS = ObjectVersionHistoryInfoProvider.GetVersionHistories(where, orderBy, topN, null);
if (!DataHelper.DataSourceIsEmpty(versionDS))
{
// Get version
ObjectVersionHistoryInfo version = new ObjectVersionHistoryInfo(versionDS.Tables[0].Rows[0]);
// Roll back
ObjectVersionManager.RollbackVersion(version.VersionID);
return(true);
}
}
return(false);
}
/// <summary>
/// Raises event postback event
/// </summary>
/// <param name="eventArgument">Argument</param>
public void RaisePostBackEvent(string eventArgument)
{
string[] args = eventArgument.Split('|');
if (args.Length == 2)
{
int rollbackVersionId = ValidationHelper.GetInteger(args[0], 0);
bool processChilds = ValidationHelper.GetBoolean(args[1], false);
if (rollbackVersionId > 0)
{
try
{
// Rollback version
int newVersionHistoryId = ObjectVersionManager.RollbackVersion(rollbackVersionId, processChilds);
lblInfo.Text = GetString("objectversioning.rollbackOK");
string url = URLHelper.CurrentURL;
// Add URL parameters
url = URLHelper.AddParameterToUrl(url, "versionhistoryid", newVersionHistoryId.ToString());
url = URLHelper.AddParameterToUrl(url, "comparehistoryid", VersionCompare.VersionID.ToString());
url = URLHelper.AddParameterToUrl(url, "rollbackok", "1");
url = URLHelper.AddParameterToUrl(url, "showall", processChilds.ToString());
url = URLHelper.RemoveParameterFromUrl(url, "hash");
url = URLHelper.AddParameterToUrl(url, "hash", QueryHelper.GetHash(url));
// Prepare URL
url = ScriptHelper.GetString(URLHelper.ResolveUrl(url), true);
// Prepare script for refresh parent window and this dialog
StringBuilder builder = new StringBuilder();
builder.Append("if (wopener != null) {\n");
string clientId = QueryHelper.GetString("clientid", "");
if (!String.IsNullOrEmpty(clientId))
{
builder.Append("if (wopener.RefreshVersions_", clientId, " != null) {wopener.RefreshVersions_", clientId, "();}",
"if (wopener.RefreshRelatedContent_", clientId, " != null) {wopener.RefreshRelatedContent_", clientId, "();}}");
}
builder.Append("window.document.location.replace(" + url + ");");
string script = ScriptHelper.GetScript(builder.ToString());
ScriptHelper.RegisterStartupScript(this, typeof(string), "RefreshAndReload", script);
}
catch (Exception ex)
{
lblError.Text = GetString("objectversioning.recyclebin.restorationfailed") + " " + GetString("general.seeeventlog");
// Log to event log
EventLogProvider.LogException("View object version", "OBJECTRESTORE", ex);
}
}
}
}
protected void gridHistory_OnAction(string actionName, object actionArgument)
{
int versionHistoryId = ValidationHelper.GetInteger(actionArgument, 0);
actionName = actionName.ToLowerCSafe();
switch (actionName.ToLowerCSafe())
{
case "rollback":
case "fullrollback":
if (versionHistoryId > 0)
{
// Check permissions
if (CheckPermissions && !AllowModify)
{
ShowError(GetString("History.ErrorNotAllowedToModify"));
}
else
{
try
{
var newVersionId = ObjectVersionManager.RollbackVersion(versionHistoryId, (actionName == "fullrollback"));
ObjectVersionHistoryInfo newVersion = ObjectVersionHistoryInfo.Provider.Get(newVersionId);
// Set object to null because after rollback it doesn't contain current data
Object = null;
gridHistory.ReloadData();
if (OnAfterRollback != null)
{
OnAfterRollback(this, null);
}
ShowConfirmation(GetString("objectversioning.rollbackOK"));
ScriptHelper.RegisterStartupScript(this, typeof(string), "RefreshContent", ScriptHelper.GetScript("RefreshRelatedContent_" + ClientID + "();"));
ScriptHelper.RefreshTabHeader(Page, newVersion.VersionObjectDisplayName);
}
catch (CodeNameNotUniqueException ex)
{
ShowError(String.Format(GetString("objectversioning.restorenotuniquecodename"), (ex.Object != null) ? "('" + ex.Object.ObjectCodeName + "')" : null));
}
catch (Exception ex)
{
ShowError(GetString("objectversioning.recyclebin.restorationfailed") + " " + GetString("general.seeeventlog"));
// Log to event log
Service.Resolve <IEventLogService>().LogException("Object version list", "OBJECTRESTORE", ex);
}
}
}
break;
case "destroy":
if (versionHistoryId > 0)
{
// Check permissions
if (CheckPermissions && !AllowDestroy)
{
ShowError(GetString("History.ErrorNotAllowedToDestroy"));
}
else
{
ObjectVersionManager.DestroyObjectVersion(versionHistoryId);
ShowConfirmation(GetString("objectversioning.destroyOK"));
}
}
break;
}
}
protected void gridHistory_OnAction(string actionName, object actionArgument)
{
int versionHistoryId = ValidationHelper.GetInteger(actionArgument, 0);
actionName = actionName.ToLower();
switch (actionName.ToLower())
{
case "rollback":
case "fullrollback":
if (versionHistoryId > 0)
{
try
{
ObjectVersionManager.RollbackVersion(versionHistoryId, (actionName == "fullrollback") ? true : false);
lblInfo.Text = GetString("objectversioning.rollbackOK");
// Set object to null bacause after rollback it doesn't contain current data
Object = null;
gridHistory.ReloadData();
if (OnAfterRollback != null)
{
OnAfterRollback(this, null);
}
ScriptHelper.RegisterStartupScript(this, typeof(string), "RefreshContent", ScriptHelper.GetScript("RefreshRelatedContent_" + ClientID + "();"));
}
catch (CodeNameNotUniqueException ex)
{
lblError.Visible = true;
lblError.Text = String.Format(GetString("objectversioning.restorenotuniquecodename"), (ex.Object != null) ? "('" + ex.Object.ObjectCodeName + "')" : null);
}
catch (Exception ex)
{
lblError.Visible = true;
lblError.Text = GetString("objectversioning.recyclebin.restorationfailed") + " " + GetString("general.seeeventlog");
// Log to event log
EventLogProvider.LogException("Object version list", "OBJECTRESTORE", ex);
}
}
break;
case "destroy":
if (versionHistoryId > 0)
{
// Check permissions
if (CheckPermissions && !AllowDestroy)
{
lblError.Text = GetString("History.ErrorNotAllowedToDestroy");
}
else
{
ObjectVersionManager.DestroyObjectVersion(versionHistoryId);
lblInfo.Text = GetString("objectversioning.destroyOK");
}
}
break;
}
plcLabels.Visible = true;
}