/// <summary>
/// Iterate over "LinkedPost" links and insert an anchors to local
/// resources right after the normal http links withing the post body.
/// </summary>
private static void ProcessBody(BodyWriter decor, string body, IResource rssItem)
{
IResourceList linked = rssItem.GetLinksFrom(Props.RSSItemResource, Props.LinkedPost);
foreach (IResource res in linked)
{
string link = res.GetStringProp(Props.Link);
if (!string.IsNullOrEmpty(link))
{
string template = "href=\"" + link + "\"";
int indexHref = body.IndexOf(template);
if (indexHref != -1)
{
int indexClose = body.IndexOf("</a>", indexHref + template.Length);
int indexImmClose = body.IndexOf("/>", indexHref + template.Length);
int indexAnyHref = body.IndexOf("href=", indexHref + template.Length);
// We do not expect any extra "href" link nor immediate close tag
// inside current "<a href" and its closing "</a>" tag.
if (indexClose != -1 && (indexAnyHref == -1 || indexAnyHref > indexClose) &&
(indexImmClose == -1 || indexImmClose >= indexClose))
{
InsertLocalLink(ref body, res, indexClose);
}
}
}
}
decor.AppendText(body);
decor.AppendText("<p><hr/>");
}
public static void AppendSourceTag(IResource item, BodyWriter decor)
{
if (item.HasProp(Props.RSSSourceTag))
{
decor.AppendText("<p class=\"Origin\"><a href=\"");
string sourceUrl = HttpUtility.HtmlEncode(item.GetStringProp(Props.RSSSourceTagUrl));
decor.AppendText(sourceUrl);
decor.AppendText("\">Source: ");
decor.AppendText(item.GetPropText(Props.RSSSourceTag));
decor.AppendText("</a></p>");
}
}
public static void ConstructSummary(IResource rssItem, string summaryStyle,
string content, BodyWriter decor)
{
string summary = rssItem.GetPropText(Props.Summary);
bool showSummary = (summary.Length > 0) && (summary.Length != content.Length);
if (showSummary)
{
decor.AppendText("<style type=\"text/css\">" + summaryStyle + "</style>");
decor.AppendText("<div class=\"summary\">");
decor.AppendText(summary);
decor.AppendText("</div>");
}
}
public static void AppendRelatedPosts(IResource item, BodyWriter decor, bool verbose)
{
IResourceList relatedPosts = item.GetLinksOfType(Props.RSSLinkedPostResource, Props.LinkedPost);
if (relatedPosts.Count > 0)
{
decor.AppendText("<div class=\"related\"><p>Related readings:</p><ul>");
foreach (IResource res in relatedPosts)
{
decor.AppendText("<li>");
AppendLinkText(res, decor, verbose);
decor.AppendText("</li>");
}
decor.AppendText("</ul></div>");
}
}
private static void AppendLinkText(IResource res, BodyWriter decor, bool verbose)
{
string url = res.GetPropText(Props.URL);
string text = res.GetPropText(Core.Props.Name);
decor.AppendText("<a href=\"");
decor.AppendText(url);
decor.AppendText("\" title=\"");
decor.AppendText(verbose ? text : url);
decor.AppendText("\">");
decor.AppendText(verbose ? url : text);
decor.AppendText("</a>");
}
public static void AppendEnclosure(IResource item, BodyWriter decor)
{
if (item.HasProp(Props.EnclosureURL))
{
decor.AppendText("<p>Enclosure: <a href=\"");
string enclosureUrl = HttpUtility.HtmlEncode(item.GetStringProp(Props.EnclosureURL));
decor.AppendText(enclosureUrl);
decor.AppendText("\">");
decor.AppendText(enclosureUrl);
if (item.HasProp(Props.EnclosureSize))
{
decor.AppendText(" (");
decor.AppendText(Utils.SizeToString(item.GetIntProp(Props.EnclosureSize)));
decor.AppendText(")");
}
decor.AppendText("</a></p>");
}
}
public static void AppendLink(IResource item, BodyWriter decor, string alias)
{
if (item.HasProp(Props.Link))
{
bool visibleAlias = !string.IsNullOrEmpty(alias);
string link = HttpUtility.HtmlEncode(item.GetStringProp(Props.Link));
decor.AppendText("<a href=\"");
decor.AppendText(link);
decor.AppendText("\"");
if (visibleAlias)
{
decor.AppendText(" title=\"");
decor.AppendText(link);
decor.AppendText("\"");
}
decor.AppendText(">");
decor.AppendText(visibleAlias ? HttpUtility.HtmlEncode(alias) : link);
decor.AppendText("</a>");
}
}
public static void AppendCommentsTag(IResource item, BodyWriter decor)
{
if (item.HasProp(Props.CommentURL))
{
decor.AppendText("<p><a href=\"");
decor.AppendText(item.GetStringProp(Props.CommentURL));
decor.AppendText("\">Comments");
if (item.HasProp(Props.CommentCount))
{
decor.AppendText(" (");
decor.AppendText(item.GetProp(Props.CommentCount).ToString());
decor.AppendText(")");
}
decor.AppendText("</a>");
}
}
