/// <summary>
/// Deletes unsubscription template. Called when the "Delete template" button is pressed.
/// Expects the CreateUnsubscriptionTemplate method to be run first.
/// </summary>
private bool DeleteUnsubscriptionTemplate()
{
// Get the unsubscription template
EmailTemplateInfo deleteTemplate = EmailTemplateInfoProvider.GetEmailTemplateInfo("MyNewUnsubscriptionTemplate", SiteContext.CurrentSiteID);
// Delete the unsubscription template
EmailTemplateInfoProvider.DeleteEmailTemplateInfo(deleteTemplate);
return(deleteTemplate != null);
}
/// <summary>
/// Deletes issue template. Called when the "Delete template" button is pressed.
/// Expects the CreateIssueTemplate method to be run first.
/// </summary>
private bool DeleteIssueTemplate()
{
// Get the issue template
EmailTemplateInfo deleteTemplate = EmailTemplateInfoProvider.GetEmailTemplateInfo("MyNewIssueTemplate", SiteContext.CurrentSiteID);
// Delete the issue template
EmailTemplateInfoProvider.DeleteEmailTemplateInfo(deleteTemplate);
return(deleteTemplate != null);
}
/// <summary>
/// Handles the UniGrid's OnAction event.
/// </summary>
/// <param name="actionName">Name of item (button) that throws event</param>
/// <param name="actionArgument">ID (value of Primary key) of corresponding data row</param>
protected void uniGrid_OnAction(string actionName, object actionArgument)
{
string templateId = actionArgument.ToString();
switch (actionName.ToLowerCSafe())
{
// Edit the template
case "edit":
URLHelper.Redirect("NewsletterTemplate_Edit.aspx?templateid=" + templateId);
break;
// Delete the template
case "delete":
// Check 'Manage templates' permission
if (!CMSContext.CurrentUser.IsAuthorizedPerResource("cms.newsletter", "managetemplates"))
{
RedirectToCMSDeskAccessDenied("cms.newsletter", "managetemplates");
}
// Check if the template is used in a newsletter
string where = string.Format("(NewsletterTemplateID={0}) OR (NewsletterSubscriptionTemplateID={0}) OR (NewsletterUnsubscriptionTemplateID={0}) OR (NewsletterOptInTemplateID={0})", templateId);
DataSet newsByEmailtempl = NewsletterInfoProvider.GetNewsletters(where, null, 1, "NewsletterID");
if (DataHelper.DataSourceIsEmpty(newsByEmailtempl))
{
// Check if the template is used in an issue
DataSet newsletterIssues = IssueInfoProvider.GetIssues("IssueTemplateID = " + templateId, null, 1, "IssueID");
if (DataHelper.DataSourceIsEmpty(newsletterIssues))
{
// Delete EmailTemplate object from database
EmailTemplateInfoProvider.DeleteEmailTemplateInfo(ValidationHelper.GetInteger(templateId, 0));
}
else
{
ShowError(GetString("NewsletterTemplate_List.TemplateInUseByNewsletterIssue"));
}
}
else
{
ShowError(GetString("NewsletterTemplate_List.TemplateInUseByNewsletter"));
}
break;
}
}
/// <summary>
/// Handles the UniGrid's OnAction event.
/// </summary>
/// <param name="actionName">Name of item (button) that throws event</param>
/// <param name="actionArgument">ID (value of Primary key) of corresponding data row</param>
protected void uniGrid_OnAction(string actionName, object actionArgument)
{
string templateId = actionArgument.ToString();
switch (actionName.ToLowerCSafe())
{
// Edit the template
case "edit":
string url = UIContextHelper.GetElementUrl("cms.newsletter", "TemplateProperties", false, templateId.ToInteger(0));
URLHelper.Redirect(url);
break;
// Delete the template
case "delete":
// Check 'Manage templates' permission
var template = EmailTemplateInfoProvider.GetEmailTemplateInfo(ValidationHelper.GetInteger(actionArgument, 0));
if (template == null)
{
RedirectToAccessDenied(GetString("general.invalidparameters"));
}
if (!template.CheckPermissions(PermissionsEnum.Delete, CurrentSiteName, CurrentUser))
{
RedirectToAccessDenied("cms.newsletter", "managetemplates");
}
// Check if the template is used in a newsletter
var newsByEmailtempl = NewsletterInfoProvider
.GetNewsletters()
.WhereEquals("NewsletterTemplateID", templateId)
.Or()
.WhereEquals("NewsletterSubscriptionTemplateID", templateId)
.Or()
.WhereEquals("NewsletterUnsubscriptionTemplateID", templateId)
.Or()
.WhereEquals("NewsletterOptInTemplateID", templateId)
.Column("NewsletterID")
.TopN(1);
if (!newsByEmailtempl.Any())
{
// Check if the template is used in an issue
var newsletterIssuesIDs = IssueInfoProvider.GetIssues().WhereEquals("IssueTemplateID", templateId).TopN(1).Column("IssueID");
if (!newsletterIssuesIDs.Any())
{
// Delete EmailTemplate object from database
EmailTemplateInfoProvider.DeleteEmailTemplateInfo(ValidationHelper.GetInteger(templateId, 0));
}
else
{
ShowError(GetString("NewsletterTemplate_List.TemplateInUseByNewsletterIssue"));
}
}
else
{
ShowError(GetString("NewsletterTemplate_List.TemplateInUseByNewsletter"));
}
break;
}
}
