/// <summary>
/// Gets and bulk updates subscribers. Called when the "Get and bulk update subscribers" button is pressed.
/// Expects the CreateSubscriber method to be run first.
/// </summary>
private bool GetAndBulkUpdateSubscribers()
{
// Prepare the parameters
string where = "SubscriberEmail LIKE N'[email protected]%'";
// Get the data
DataSet subscribers = SubscriberInfoProvider.GetSubscribers(where, null);
if (!DataHelper.DataSourceIsEmpty(subscribers))
{
// Loop through the individual items
foreach (DataRow subscriberDr in subscribers.Tables[0].Rows)
{
// Create object from DataRow
SubscriberInfo modifySubscriber = new SubscriberInfo(subscriberDr);
// Update the properties
modifySubscriber.SubscriberFullName = modifySubscriber.SubscriberFullName.ToUpper();
// Save the changes
SubscriberInfoProvider.SetSubscriberInfo(modifySubscriber);
}
return(true);
}
return(false);
}
/// <summary>
/// Creates and sends unsubscription e-mail.
/// </summary>
/// <param name="subscriber">Subscriber object</param>
/// <param name="news">Newsletter object</param>
/// <param name="subscription">Subscription object</param>
/// <param name="siteName">Site name</param>
protected void SendUnsubscriptionRequest(SubscriberInfo subscriber, NewsletterInfo news, SubscriberNewsletterInfo subscription, string siteName)
{
// Get global e-mail template with unsubscription request
EmailTemplateInfo et = EmailTemplateProvider.GetEmailTemplate("newsletter.unsubscriptionrequest", siteName);
if (et != null)
{
// Get subscriber member
SortedDictionary <int, SubscriberInfo> subscribers = SubscriberInfoProvider.GetSubscribers(subscriber, 1, 0);
foreach (KeyValuePair <int, SubscriberInfo> item in subscribers)
{
// Get 1st subscriber's member
SubscriberInfo sb = item.Value;
string body = et.TemplateText;
string plainBody = et.TemplatePlainText;
// Resolve newsletter macros (first name, last name etc.)
IssueHelper ih = new IssueHelper();
if (ih.LoadDynamicFields(sb, news, subscription, null, false, siteName, null, null, null))
{
body = ih.ResolveDynamicFieldMacros(body);
plainBody = ih.ResolveDynamicFieldMacros(plainBody);
}
// Create e-mail
EmailMessage msg = new EmailMessage();
msg.EmailFormat = EmailFormatEnum.Default;
msg.From = EmailHelper.GetSender(et, news.NewsletterSenderEmail);
msg.Recipients = sb.SubscriberEmail;
msg.BccRecipients = et.TemplateBcc;
msg.CcRecipients = et.TemplateCc;
msg.Subject = ResHelper.LocalizeString(et.TemplateSubject);
msg.Body = URLHelper.MakeLinksAbsolute(body);
msg.PlainTextBody = URLHelper.MakeLinksAbsolute(plainBody);
// Add attachments and send e-mail
MetaFileInfoProvider.ResolveMetaFileImages(msg, et.TemplateID, EmailObjectType.EMAILTEMPLATE, MetaFileInfoProvider.OBJECT_CATEGORY_TEMPLATE);
EmailSender.SendEmail(siteName, msg);
}
}
else
{
// Log missing template
EventLogProvider ev = new EventLogProvider();
ev.LogEvent(EventLogProvider.EVENT_TYPE_ERROR, DateTime.Now, "UnsubscriptionRequest", "Unsubscription request e-mail template is missing.");
}
}
private void InitializeSubscribersForNewsletter(IssueInfo issue, NewsletterInfo newsletter)
{
var subscribers = SubscriberInfoProvider
.GetSubscribers()
.TopN(MAX_PREVIEW_SUBSCRIBERS)
.WhereIn("SubscriberID", new IDQuery(SubscriberNewsletterInfo.OBJECT_TYPE, "SubscriberID")
.WhereEquals("NewsletterID", issue.IssueNewsletterID)
.Where(w => w.WhereTrue("SubscriptionApproved")
.Or()
.WhereNull("SubscriptionApproved")));
int subscriberIndex = 0;
foreach (var subscriber in subscribers)
{
var member = SubscriberInfoProvider.GetSubscribers(subscriber, 1).FirstOrDefault();
if (member == null)
{
continue;
}
var emailViewer = new EmailViewer(issue, newsletter, member, true);
var identifier = GetSubscriberIdentifier(member, subscriber.SubscriberType);
var subject = GetEncodedSubscriberSubject(emailViewer);
var preheader = GetEncodedSubscriberPreheader(emailViewer);
subjects.Add(subject);
preheaders.Add(preheader);
emails.Add(HttpUtility.UrlEncode(member.SubscriberEmail));
drpSubscribers.Items.Add(new ListItem(identifier, subscriberIndex.ToString()));
subscriberIndex++;
}
if (!SubscriberExists())
{
DisableSubscribersDropDownList();
var emailViewer = new EmailViewer(issue, newsletter, null, true);
InitializeZeroSubscribers(emailViewer.GetSubject(), emailViewer.GetPreheader());
}
}
/// <summary>
/// Builds where condition with subscriber IDs from main DB who meet base filter condition.
/// </summary>
/// <param name="baseCondition">Base condition</param>
/// <param name="subscriberCondition">Condition for subscribers from main DB</param>
/// <param name="useView">Indicates if subscriber view should be used</param>
protected string BuildCondition(string baseCondition, string subscriberCondition, bool useView)
{
string result = string.Empty;
// Get IDs of subscribers from current site who meet the original condition
string tempWhere = SqlHelper.AddWhereCondition("SubscriberSiteID=" + SiteContext.CurrentSiteID, subscriberCondition);
DataSet ds = null;
if (useView)
{
ds = SubscriberInfoProvider.GetSubscribersFromView().Where(tempWhere).Column("SubscriberID");
}
else
{
ds = SubscriberInfoProvider.GetSubscribers().Where(tempWhere).Column("SubscriberID");
}
if (!DataHelper.DataSourceIsEmpty(ds))
{
List <string> subscriberIDs = DataHelper.GetStringValues(ds.Tables[0], "SubscriberID");
string subscriberIDCond = string.Empty;
int maxItems = 10000;
int maxToProcess = 0;
do
{
maxToProcess = (subscriberIDs.Count > maxItems) ? maxItems : subscriberIDs.Count;
// Get condition in form 'SubscriberID IN (....)' with maximally 10.000 items
subscriberIDCond = SqlHelper.AddWhereCondition(subscriberIDCond, SqlHelper.GetWhereCondition <string>("SubscriberID", subscriberIDs.GetRange(0, maxToProcess), false), "OR");
subscriberIDs.RemoveRange(0, maxToProcess);
}while (subscriberIDs.Count > 0);
// Add the condition that only clasic subscribers should be filtered with the IDs condition
result = SqlHelper.AddWhereCondition("SubscriberID>0", subscriberIDCond);
}
// Add original condition for contact group members
return(SqlHelper.AddWhereCondition(result, string.Format("(SubscriberID=0 AND {0})", baseCondition), "OR"));
}
/// <summary>
/// Gets and bulk updates subscribers. Called when the "Get and bulk update subscribers" button is pressed.
/// Expects the CreateSubscriber method to be run first.
/// </summary>
private bool GetAndBulkUpdateSubscribers()
{
// Get the data
var subscribers = SubscriberInfoProvider.GetSubscribers().Where("SubscriberEmail", QueryOperator.Like, "[email protected]%");
if (subscribers.Any())
{
// Loop through the individual items
foreach (var subscriber in subscribers)
{
// Update the properties
subscriber.SubscriberFullName = subscriber.SubscriberFullName.ToUpper();
// Save the changes
SubscriberInfoProvider.SetSubscriberInfo(subscriber);
}
return(true);
}
return(false);
}
private string GetPreviewScriptForNewsletter(IssueInfo issue, NewsletterInfo newsletter, IssueHelper issueHelper)
{
string script;
string siteName = SiteContext.CurrentSiteName;
// Get specific number of subscribers subscribed to the newsletter
DataSet subscribers = SubscriberInfoProvider
.GetSubscribers()
.TopN(MAX_PREVIEW_SUBSCRIBERS)
.WhereIn("SubscriberID", new IDQuery(SubscriberNewsletterInfo.OBJECT_TYPE, "SubscriberID")
.WhereEquals("NewsletterID", issue.IssueNewsletterID)
.Where(w => w.WhereTrue("SubscriptionApproved")
.Or()
.WhereNull("SubscriptionApproved")));
if (!DataHelper.DataSourceIsEmpty(subscribers))
{
// Limit max subscribers count to number of rows
int maxCount = subscribers.Tables[0].Rows.Count;
// Generate javascript based on subscribers
script = InitializePreviewScript(issue, maxCount);
for (int i = 0; i < maxCount; i++)
{
// Get subscriber
SubscriberInfo subscriber = new SubscriberInfo(subscribers.Tables[0].Rows[i]);
// Insert subscriber GUID
script = string.Format("{0} guid[{1}] = '{2}'; \n ", script, i, subscriber.SubscriberGUID);
// Get subscriber's member
SortedDictionary <int, SubscriberInfo> subMembers = SubscriberInfoProvider.GetSubscribers(subscriber, 1);
if ((subMembers != null) && (subMembers.Count > 0))
{
foreach (KeyValuePair <int, SubscriberInfo> item in subMembers)
{
// Get 1st subscriber's member
SubscriberInfo sbMember = item.Value;
if (sbMember != null)
{
// Create information line
string infoLine = ScriptHelper.GetString(sbMember.SubscriberEmail, false);
// Add info about subscriber type
if (sbMember.SubscriberType.EqualsCSafe(PredefinedObjectType.CONTACTGROUP, true))
{
infoLine = string.Format("{0} ({1})", infoLine, GetString("objecttype.om_contactgroup").ToLowerCSafe());
}
else if (sbMember.SubscriberType.EqualsCSafe(PredefinedObjectType.CONTACT, true))
{
infoLine = string.Format("{0} ({1})", infoLine, GetString("objecttype.om_contact").ToLowerCSafe());
}
script = string.Format("{0}email[{1}] = '{2}'; \n ", script, i, HTMLHelper.HTMLEncode(infoLine));
// Create resolved subject
script = string.Format("{0}subject[{1}] = {2}; \n ", script, i, ScriptHelper.GetString(HTMLHelper.HTMLEncode(GetPreviewSubject(issue, newsletter, issueHelper, sbMember, siteName))));
}
}
}
else
{
// Get generic name for external subscribers
var related = BaseAbstractInfoProvider.GetInfoById(subscriber.SubscriberType, subscriber.SubscriberRelatedID);
script = string.Format("{0}email[{1}] = '{2}'; \n ", script, i, HTMLHelper.HTMLEncode(TypeHelper.GetNiceObjectTypeName(subscriber.SubscriberType) + " \"" + HTMLHelper.HTMLEncode(related.Generalized.ObjectDisplayName) + "\""));
// Create resolved subject
return(string.Format("{0}subject[{1}] = {2}; \n ", script, i, ScriptHelper.GetString(HTMLHelper.HTMLEncode(GetPreviewSubject(issue, newsletter, issueHelper, null, siteName)))));
}
}
}
else
{
return(InitializePreviewScriptForZeroSubscribers(issue, GetPreviewSubject(issue, newsletter, issueHelper, null, siteName)));
}
return(script);
}
protected void Page_Load(object sender, EventArgs e)
{
// Get Issue object
IssueInfo issue = (IssueInfo)UIContext.EditedObject;
if ((issue == null) || (issue.IssueSiteID != SiteContext.CurrentSiteID))
{
return;
}
// Get newsletter object
NewsletterInfo news = NewsletterInfoProvider.GetNewsletterInfo(issue.IssueNewsletterID);
string subject = null;
IssueHelper ih = new IssueHelper();
string siteName = SiteContext.CurrentSiteName;
// Get specific number of subscribers subscribed to the newsletter
DataSet subscribers = SubscriberInfoProvider
.GetSubscribers()
.TopN(MAX_PREVIEW_SUBSCRIBERS)
.WhereIn("SubscriberID", new IDQuery(SubscriberNewsletterInfo.OBJECT_TYPE, "SubscriberID")
.WhereEquals("NewsletterID", issue.IssueNewsletterID)
.Where(w => w.WhereTrue("SubscriptionApproved")
.Or()
.WhereNull("SubscriptionApproved"))
.Where(w => w.WhereTrue("SubscriptionEnabled")
.Or()
.WhereNull("SubscriptionEnabled"))
);
string script;
if (!DataHelper.DataSourceIsEmpty(subscribers))
{
// Limit max subscribers count to number of rows
int maxCount = subscribers.Tables[0].Rows.Count;
// Generate javascript based on subscribers
script = string.Format(
@"var currentSubscriberIndex = 0;
var newsletterIssueId ={0};
var guid = new Array({1});
var email = new Array({1});
var subject = new Array({1});
var subscribers = new Array(guid, email);", issue.IssueID, maxCount);
for (int i = 0; i < maxCount; i++)
{
// Get subscriber
SubscriberInfo subscriber = new SubscriberInfo(subscribers.Tables[0].Rows[i]);
// Insert subscriber GUID
script = string.Format("{0} guid[{1}] = '{2}'; \n ", script, i, subscriber.SubscriberGUID);
// Get subscriber's member (different for user, role or contact group subscribers)
SortedDictionary <int, SubscriberInfo> subMembers = SubscriberInfoProvider.GetSubscribers(subscriber, 1, 0, issue.IssueNewsletterID);
if ((subMembers != null) && (subMembers.Count > 0))
{
foreach (KeyValuePair <int, SubscriberInfo> item in subMembers)
{
// Get 1st subscriber's member
SubscriberInfo sbMember = item.Value;
if (sbMember != null)
{
// Create information line
string infoLine = ScriptHelper.GetString(sbMember.SubscriberEmail, false);
// Add info about subscriber type
if (sbMember.SubscriberType.EqualsCSafe(UserInfo.OBJECT_TYPE, true))
{
infoLine = string.Format("{0} ({1})", infoLine, GetString("objecttype.cms_user").ToLowerCSafe());
}
else if (sbMember.SubscriberType.EqualsCSafe(RoleInfo.OBJECT_TYPE, true))
{
infoLine = string.Format("{0} ({1})", infoLine, GetString("objecttype.cms_role").ToLowerCSafe());
}
else if (sbMember.SubscriberType.EqualsCSafe(PredefinedObjectType.CONTACTGROUP, true))
{
infoLine = string.Format("{0} ({1})", infoLine, GetString("objecttype.om_contactgroup").ToLowerCSafe());
}
else if (sbMember.SubscriberType.EqualsCSafe(PredefinedObjectType.PERSONA, true))
{
infoLine = string.Format("{0} ({1})", infoLine, GetString("objecttype.personas_persona").ToLowerCSafe());
}
else if (sbMember.SubscriberType.EqualsCSafe(PredefinedObjectType.CONTACT, true))
{
infoLine = string.Format("{0} ({1})", infoLine, GetString("objecttype.om_contact").ToLowerCSafe());
}
script = string.Format("{0}email[{1}] = '{2}'; \n ", script, i, HTMLHelper.HTMLEncode(infoLine));
// Resolve dynamic field macros ({%FirstName%}, {%LastName%}, {%Email%})
if (ih.LoadDynamicFields(sbMember, news, null, issue, true, siteName, null, null, null))
{
subject = ih.ResolveDynamicFieldMacros(issue.IssueSubject, news, issue);
}
// Create resolved subject
script = string.Format("{0}subject[{1}] = {2}; \n ", script, i, ScriptHelper.GetString(HTMLHelper.HTMLEncode(subject)));
}
}
}
else
{
// Get generic name for external subscribers
var related = BaseAbstractInfoProvider.GetInfoById(subscriber.SubscriberType, subscriber.SubscriberRelatedID);
script = string.Format("{0}email[{1}] = '{2}'; \n ", script, i, HTMLHelper.HTMLEncode(TypeHelper.GetNiceObjectTypeName(subscriber.SubscriberType) + " \"" + HTMLHelper.HTMLEncode(related.Generalized.ObjectDisplayName) + "\""));
// Resolve dynamic field macros (newsletter and issue)
if (ih.LoadDynamicFields(null, news, null, issue, true, siteName, null, null, null))
{
subject = ih.ResolveDynamicFieldMacros(issue.IssueSubject, news, issue);
}
// Create resolved subject
script = string.Format("{0}subject[{1}] = {2}; \n ", script, i, ScriptHelper.GetString(HTMLHelper.HTMLEncode(subject)));
}
}
}
else
{
// Resolve dynamic field macros ({%FirstName%}, {%LastName%}, {%Email%}) in subject
if (ih.LoadDynamicFields(null, news, null, issue, true, siteName, null, null, null))
{
subject = ih.ResolveDynamicFieldMacros(issue.IssueSubject, news, issue);
}
// Generate void javascript
script = string.Format(
@"var currentSubscriberIndex = 0;
var newsletterIssueId ={0};
var guid = new Array(1);
var email = new Array(1);
var subject = new Array(1);
subject[0] = '{1}';
var subscribers = new Array(guid, email);
guid[0] = 0;
email[0] = '(N/A)';", issue.IssueID, HTMLHelper.HTMLEncode(subject));
}
ScriptHelper.RegisterClientScriptBlock(this, typeof(string), "PreviewData", ScriptHelper.GetScript(script));
if (!RequestHelper.IsPostBack())
{
ScriptHelper.RegisterStartupScript(this, typeof(string), "LoadPreview" + ClientID, ScriptHelper.GetScript("pageLoad();"));
}
}
protected void Page_Load(object sender, EventArgs e)
{
Guid subscriberGuid = QueryHelper.GetGuid("subscriberguid", Guid.Empty);
int newsletterIssueId = QueryHelper.GetInteger("issueid", 0);
// Get newsletter issue
IssueInfo issue = IssueInfoProvider.GetIssueInfo(newsletterIssueId);
if (issue == null)
{
return;
}
// Get subscriber
SubscriberInfo subscriber = SubscriberInfoProvider.GetSubscriberInfo(subscriberGuid, CMSContext.CurrentSiteID);
// Get the newsletter
NewsletterInfo news = NewsletterInfoProvider.GetNewsletterInfo(issue.IssueNewsletterID);
if (news == null)
{
return;
}
// Get site default culture
string culture = CultureHelper.GetDefaultCulture(CMSContext.CurrentSiteName);
// Ensure preview in default site culture
// Keep old culture
CultureInfo oldUICulture = Thread.CurrentThread.CurrentUICulture;
// Set current culture
Thread.CurrentThread.CurrentUICulture = new CultureInfo(culture);
string htmlPage = String.Empty;
try
{
if (subscriber != null)
{
// Get subscriber's member (different for user or role subscribers)
SortedDictionary <int, SubscriberInfo> subscribers = SubscriberInfoProvider.GetSubscribers(subscriber, 1, 0, news.NewsletterID);
foreach (KeyValuePair <int, SubscriberInfo> item in subscribers)
{
// Get 1st subscriber's member
SubscriberInfo sb = item.Value;
htmlPage = IssueInfoProvider.GetEmailBody(issue, news, null, sb, true, CMSContext.CurrentSiteName, null, null, null);
}
}
if (string.IsNullOrEmpty(htmlPage))
{
htmlPage = IssueInfoProvider.GetEmailBody(issue, news, null, null, true, CMSContext.CurrentSiteName, null, null, null);
}
}
catch (Exception ex)
{
throw ex;
}
finally
{
// Set back to old culture
Thread.CurrentThread.CurrentUICulture = oldUICulture;
}
Response.Clear();
Response.Write(htmlPage);
RequestHelper.EndResponse();
}
protected void Page_Load(object sender, EventArgs e)
{
// Get Issue object
IssueInfo issue = (IssueInfo)CMSContext.EditedObject;
if ((issue == null) || (issue.IssueSiteID != CMSContext.CurrentSiteID))
{
return;
}
// Get newsletter object
NewsletterInfo news = NewsletterInfoProvider.GetNewsletterInfo(issue.IssueNewsletterID);
string subject = null;
IssueHelper ih = new IssueHelper();
string siteName = CMSContext.CurrentSiteName;
InitGUI();
// Get specific number of subscribers subscribed to the newsletter
string where = "SubscriberID IN (SELECT SubscriberID FROM Newsletter_SubscriberNewsletter WHERE NewsletterID=" + issue.IssueNewsletterID + " AND (SubscriptionApproved=1 OR SubscriptionApproved IS NULL) AND (SubscriptionEnabled=1 OR SubscriptionEnabled IS NULL))";
DataSet subscribers = SubscriberInfoProvider.GetSubscribers(where, null, MAX_PREVIEW_SUBSCRIBERS, null);
string script;
if (!DataHelper.DataSourceIsEmpty(subscribers))
{
// Limit max subscribers count to number of rows
int maxCount = subscribers.Tables[0].Rows.Count;
// Generate javascript based on subscribers
script = string.Format(
@"var currentSubscriberIndex = 0;
var newsletterIssueId ={0};
var guid = new Array({1});
var email = new Array({1});
var subject = new Array({1});
var subscribers = new Array(guid, email);", issue.IssueID, maxCount);
SubscriberInfo subscriber = null;
SubscriberInfo sbMember = null;
SortedDictionary <int, SubscriberInfo> subMembers = null;
string infoLine = null;
for (int i = 0; i < maxCount; i++)
{
// Get subscriber
subscriber = new SubscriberInfo(subscribers.Tables[0].Rows[i]);
if (subscriber != null)
{
// Insert subscriber GUID
script = string.Format("{0} guid[{1}] = '{2}'; \n ", script, i, subscriber.SubscriberGUID);
// Get subscriber's member (different for user, role or contact group subscribers)
subMembers = SubscriberInfoProvider.GetSubscribers(subscriber, 1, 0, issue.IssueNewsletterID);
if ((subMembers != null) && (subMembers.Count > 0))
{
foreach (KeyValuePair <int, SubscriberInfo> item in subMembers)
{
// Get 1st subscriber's member
sbMember = item.Value;
if (sbMember != null)
{
// Create information line
infoLine = ScriptHelper.GetString(sbMember.SubscriberEmail, false);
// Add info about subscriber type
if (sbMember.SubscriberType.EqualsCSafe(SiteObjectType.USER, true))
{
infoLine = string.Format("{0} ({1})", infoLine, GetString("objecttype.cms_user").ToLowerCSafe());
}
else if (sbMember.SubscriberType.EqualsCSafe(SiteObjectType.ROLE, true))
{
infoLine = string.Format("{0} ({1})", infoLine, GetString("objecttype.cms_role").ToLowerCSafe());
}
else if (sbMember.SubscriberType.EqualsCSafe(PredefinedObjectType.CONTACTGROUP, true))
{
infoLine = string.Format("{0} ({1})", infoLine, GetString("objecttype.om_contactgroup").ToLowerCSafe());
}
else if (sbMember.SubscriberType.EqualsCSafe(PredefinedObjectType.CONTACT, true))
{
infoLine = string.Format("{0} ({1})", infoLine, GetString("objecttype.om_contact").ToLowerCSafe());
}
script = string.Format("{0}email[{1}] = '{2}'; \n ", script, i, infoLine);
// Resolve dynamic field macros ({%FirstName%}, {%LastName%}, {%Email%})
if (ih.LoadDynamicFields(sbMember, news, null, issue, true, siteName, null, null, null))
{
subject = ih.ResolveDynamicFieldMacros(issue.IssueSubject);
}
// Create resolved subject
script = string.Format("{0}subject[{1}] = {2}; \n ", script, i, ScriptHelper.GetString(HTMLHelper.HTMLEncode(subject)));
}
}
}
else
{
script = string.Format("{0}email[{1}] = '{2}'; \n ", script, i, "(N/A)");
// Resolve dynamic field macros (newsletter and issue)
if (ih.LoadDynamicFields(null, news, null, issue, true, siteName, null, null, null))
{
subject = ih.ResolveDynamicFieldMacros(issue.IssueSubject);
}
// Create resolved subject
script = string.Format("{0}subject[{1}] = {2}; \n ", script, i, ScriptHelper.GetString(HTMLHelper.HTMLEncode(subject)));
}
}
}
}
else
{
// Resolve dynamic field macros ({%FirstName%}, {%LastName%}, {%Email%}) in subject
if (ih.LoadDynamicFields(null, news, null, issue, true, siteName, null, null, null))
{
subject = ih.ResolveDynamicFieldMacros(issue.IssueSubject);
}
// Generate void javascript
script = string.Format(
@"var currentSubscriberIndex = 0;
var newsletterIssueId ={0};
var guid = new Array(1);
var email = new Array(1);
var subject = new Array(1);
subject[0] = '{1}';
var subscribers = new Array(guid, email);
guid[0] = 0;
email[0] = '(N/A)';", issue.IssueID, subject);
}
ScriptHelper.RegisterClientScriptBlock(this, typeof(string), "PreviewData", ScriptHelper.GetScript(script));
if (!RequestHelper.IsPostBack())
{
ScriptHelper.RegisterStartupScript(this, typeof(string), "LoadPreview" + ClientID, ScriptHelper.GetScript("pageLoad();"));
}
}