/// <summary>
/// Constructor
/// </summary>
public AssignmentListWebPart()
{
culture = new SlkCulture();
displaySummary = true;
listScope = true;
ToolTip = culture.Format(culture.Resources.AlwpWebPartToolTipFormat, this.Title, this.Description);
}
void DownloadSettingsPage_Load(object sender, EventArgs e)
{
try
{
try
{
// The page URL is of the following two forms:
// 1. http://.../DownloadSettings.aspx/<guid>/SlkSettings.xml
// 2. http://.../DownloadSettings.aspx/Default/SlkSettings.xml
// The following code parses <guid> into <siteGuid> (for case 1), or sets
// <siteGuid> to null (for case 2).
Uri uri = Request.Url;
if ((uri.Segments.Length < 3) ||
!String.Equals(uri.Segments[uri.Segments.Length - 1], "SlkSettings.xml",
StringComparison.OrdinalIgnoreCase))
{
throw new SafeToDisplayException(culture.Resources.DownloadSettingsIncorrectUrl);
}
string siteGuidOrDefault = uri.Segments[uri.Segments.Length - 2];
siteGuidOrDefault = siteGuidOrDefault.Substring(0, siteGuidOrDefault.Length - 1);
Guid?spSiteGuid;
if (String.Equals(siteGuidOrDefault, "Default",
StringComparison.OrdinalIgnoreCase))
{
spSiteGuid = null;
}
else
{
try
{
spSiteGuid = new Guid(siteGuidOrDefault);
}
catch (FormatException)
{
throw new SafeToDisplayException(
culture.Resources.DownloadSettingsIncorrectUrl);
}
catch (OverflowException)
{
throw new SafeToDisplayException(
culture.Resources.DownloadSettingsIncorrectUrl);
}
}
// set <settingXml> to the SLK Settings XML for <spSiteGuid> -- use the default
// SLK Settings XML if <spSiteGuid> is null or <spSiteGuid> is not configured for
// use with SLK
string settingsXml = null;
if (spSiteGuid != null)
{
settingsXml = SlkAdministration.GetSettingsXml(spSiteGuid.Value);
}
if (settingsXml == null)
{
// load the default SLK Settings
settingsXml = File.ReadAllText(Server.MapPath("SlkSettings.xml.dat"));
}
// write the XML to the browser
Response.ContentType = "text/xml";
Response.Cache.SetCacheability(HttpCacheability.NoCache);
// if the following line is un-commented, clicking "Open" in the IE File Download
// dialog gives an error: "Cannot find 'C:\Documents and Settings\<user>\Local
// Settings\Temporary Internet Files\Content.IE5\<path>\SlkSettings[1].xml'"
//Response.AddHeader("content-disposition", "attachment");
Response.Write(settingsXml);
}
catch (SafeToDisplayException ex)
{
// an expected exception occurred
Response.Clear();
Response.ContentType = "text/html";
Response.Cache.SetCacheability(HttpCacheability.NoCache);
Response.Write(culture.Format(culture.Resources.AdminErrorPageHtml, ex.Message));
Response.End();
}
}
catch (System.Threading.ThreadAbortException)
{
// thrown by Response.End above
throw;
}
catch (Exception ex)
{
// an unexpected exception occurred
Response.Clear();
Response.ContentType = "text/html";
Response.Cache.SetCacheability(HttpCacheability.NoCache);
Response.Write(culture.Format(culture.Resources.AdminErrorPageHtml, Server.HtmlEncode(string.Format(CultureInfo.CurrentUICulture, culture.Resources.SeriousErrorDownloadSettings, ex))));
Response.End();
}
}