internal void RenderLink(Markdown m, StringBuilder b, string link_text)
{
if (url.StartsWith("mailto:"))
{
b.Append("<a href=\"");
Utils.HtmlRandomize(b, url);
b.Append('\"');
if (!String.IsNullOrEmpty(title))
{
b.Append(" title=\"");
Utils.SmartHtmlEncodeAmpsAndAngles(b, title);
b.Append('\"');
}
b.Append('>');
Utils.HtmlRandomize(b, link_text);
b.Append("</a>");
}
else
{
HtmlTag tag = new HtmlTag("a");
// encode url
StringBuilder sb = m.GetStringBuilder();
Utils.SmartHtmlEncodeAmpsAndAngles(sb, url);
tag.attributes["href"] = sb.ToString();
// encode title
if (!String.IsNullOrEmpty(title))
{
sb.Length = 0;
Utils.SmartHtmlEncodeAmpsAndAngles(sb, title);
tag.attributes["title"] = sb.ToString();
}
// Do user processing
m.OnPrepareLink(tag);
var href = tag.attributes["href"];
if (href == "")
{
tag = new HtmlTag("span");
tag.attributes["class"] = "brokenlink";
}
else if (href.StartsWith("http://") || href.StartsWith("https://"))
{
tag.attributes["class"] = "foreignlink";
}
// Render the opening tag
tag.RenderOpening(b);
b.Append(link_text); // Link text already escaped by SpanFormatter
b.AppendFormat("</{0}>", tag.name);
if (href == "")
{
m.AfterBrokenLink(b, sb.ToString(), link_text);
}
}
}