public bool UserCanViewPage(int moduleId)
{
if (CurrentPage == null)
{
return(false);
}
if (!CurrentPage.ContainsModule(moduleId))
{
return(false);
}
if (WebUser.IsInRoles(CurrentPage.AuthorizedRoles))
{
return(true);
}
return(false);
}
private void RenderRss(int moduleId)
{
/*
*
* For more info on RSS 2.0
* http://www.feedvalidator.org/docs/rss2.html
*
* Fields not implemented yet:
* <blogChannel:blogRoll>http://radio.weblogs.com/0001015/userland/scriptingNewsLeftLinks.opml</blogChannel:blogRoll>
* <blogChannel:mySubscriptions>http://radio.weblogs.com/0001015/gems/mySubscriptions.opml</blogChannel:mySubscriptions>
* <blogChannel:blink>http://diveintomark.org/</blogChannel:blink>
* <lastBuildDate>Mon, 30 Sep 2002 11:00:00 GMT</lastBuildDate>
* <docs>http://backend.userland.com/rss</docs>
*
*/
Response.Cache.SetExpires(DateTime.Now.AddMinutes(30));
Response.Cache.SetCacheability(HttpCacheability.Public);
//Response.Cache.VaryByParams["g"] = true;
Response.ContentType = "application/xml";
moduleSettings = ModuleSettings.GetModuleSettings(moduleId);
addSignature = WebUtils.ParseBoolFromHashtable(
moduleSettings, "RSSAddSignature", false);
ShowPostAuthorSetting = WebUtils.ParseBoolFromHashtable(
moduleSettings, "ShowPostAuthorSetting", ShowPostAuthorSetting);
addCommentsLink = WebUtils.ParseBoolFromHashtable(
moduleSettings, "RSSAddCommentsLink", false);
feedIsDisabled = WebUtils.ParseBoolFromHashtable(
moduleSettings, "BlogDisableFeedSetting", feedIsDisabled);
useExcerptInFeed = WebUtils.ParseBoolFromHashtable(
moduleSettings, "UseExcerptInFeedSetting", useExcerptInFeed);
excerptLength = WebUtils.ParseInt32FromHashtable(
moduleSettings, "BlogExcerptLengthSetting", excerptLength);
if (moduleSettings.Contains("BlogExcerptSuffixSetting"))
{
ExcerptSuffix = moduleSettings["BlogExcerptSuffixSetting"].ToString();
}
if (moduleSettings.Contains("BlogMoreLinkText"))
{
MoreLinkText = moduleSettings["BlogMoreLinkText"].ToString();
}
Response.ContentEncoding = Encoding.UTF8;
using (XmlTextWriter xmlTextWriter = new XmlTextWriter(Response.OutputStream, Encoding.UTF8))
{
xmlTextWriter.Formatting = Formatting.Indented;
xmlTextWriter.WriteStartDocument();
//////////////////
// style for RSS Feed viewed in browsers
if (ConfigurationManager.AppSettings["RSSCSS"] != null)
{
string rssCss = ConfigurationManager.AppSettings["RSSCSS"].ToString();
xmlTextWriter.WriteWhitespace(" ");
xmlTextWriter.WriteRaw(String.Format("<?xml-stylesheet type=\"text/css\" href=\"{0}{1}\" ?>", cssBaseUrl, rssCss));
}
if (ConfigurationManager.AppSettings["RSSXsl"] != null)
{
string rssXsl = ConfigurationManager.AppSettings["RSSXsl"].ToString();
xmlTextWriter.WriteWhitespace(" ");
xmlTextWriter.WriteRaw(String.Format("<?xml-stylesheet type=\"text/xsl\" href=\"{0}{1}\" ?>", cssBaseUrl, rssXsl));
}
///////////////////////////
xmlTextWriter.WriteComment(String.Format("RSS generated by Cynthia Blog Module V 1.0 on {0}", DateTime.Now.ToLongDateString()));
xmlTextWriter.WriteStartElement("rss");
xmlTextWriter.WriteStartAttribute("version", "");
xmlTextWriter.WriteString("2.0");
xmlTextWriter.WriteEndAttribute();
xmlTextWriter.WriteStartElement("channel");
/*
* RSS 2.0
* Required elements for channel are title link and description
*/
xmlTextWriter.WriteStartElement("title");
xmlTextWriter.WriteString(module.ModuleTitle);
xmlTextWriter.WriteEndElement();
// this assumes a valid pageid passed in url
string blogUrl = SiteUtils.GetCurrentPageUrl();
xmlTextWriter.WriteStartElement("link");
xmlTextWriter.WriteString(blogUrl);
xmlTextWriter.WriteEndElement();
xmlTextWriter.WriteStartElement("description");
xmlTextWriter.WriteString(moduleSettings["BlogDescriptionSetting"].ToString());
xmlTextWriter.WriteEndElement();
xmlTextWriter.WriteStartElement("copyright");
xmlTextWriter.WriteString(moduleSettings["BlogCopyrightSetting"].ToString());
xmlTextWriter.WriteEndElement();
// begin optional RSS 2.0 fields
//ttl = time to live in minutes, how long a channel can be cached before refreshing from the source
xmlTextWriter.WriteStartElement("ttl");
xmlTextWriter.WriteString(moduleSettings["BlogRSSCacheTimeSetting"].ToString());
xmlTextWriter.WriteEndElement();
//protection from scrapers wnating to add you to the spam list
string authorEmail = moduleSettings["BlogAuthorEmailSetting"].ToString().Replace("@", "@nospam");
xmlTextWriter.WriteStartElement("managingEditor");
xmlTextWriter.WriteString(authorEmail);
xmlTextWriter.WriteEndElement();
xmlTextWriter.WriteStartElement("generator");
xmlTextWriter.WriteString("Cynthia Blog Module V 1.0");
xmlTextWriter.WriteEndElement();
// check if the user has page view permission
if (
(!feedIsDisabled) &&
(currentPage.ContainsModule(moduleId)) &&
((bypassPageSecurity) || (WebUser.IsInRoles(currentPage.AuthorizedRoles)))
)
{
RenderItems(xmlTextWriter);
}
else
{
//beginning of blog entry
xmlTextWriter.WriteStartElement("item");
xmlTextWriter.WriteStartElement("title");
xmlTextWriter.WriteString("this feed is not available");
xmlTextWriter.WriteEndElement();
xmlTextWriter.WriteStartElement("link");
xmlTextWriter.WriteString(navigationSiteRoot);
xmlTextWriter.WriteEndElement();
xmlTextWriter.WriteStartElement("pubDate");
xmlTextWriter.WriteString(DateTime.UtcNow.ToString("r"));
xmlTextWriter.WriteEndElement();
xmlTextWriter.WriteStartElement("guid");
xmlTextWriter.WriteString(navigationSiteRoot);
xmlTextWriter.WriteEndElement();
//end blog entry
xmlTextWriter.WriteEndElement();
}
//end of document
xmlTextWriter.WriteEndElement();
}
}
