/// <summary>
/// Internal static function that validates a markup document object as being a valid HTML document.
/// </summary>
/// <param name="document">The document to examine.</param>
/// <returns>True to false to indicate validity.</returns>
private static bool ValidateAsHTML(MarkupDocument document)
{
bool valid = false;
valid = document["html"].Length == 1; // should only be 1 HTML tag
valid = valid && document["html"][0]["head"].Length < 2; // can be 0 or 1 HEAD tag
valid = valid && document["html"][0]["body"].Length == 1; // should only be 1 BODY tag
return(valid);
}
/// <summary>
/// This is the only constructor for this class.
/// </summary>
/// <param name="document">The owning MarkupDocument object.</param>
/// <param name="tagIndexBegin">The index in the document text at which this tag begins.</param>
/// <param name="tagLength">The text length of this tag.</param>
/// <param name="tagNameIndexBegin">The index in the document text at which the name of this tag begins.</param>
/// <param name="tagNameLength">The text length of the name of this tag.</param>
internal MarkupTag(MarkupDocument document, int tagIndexBegin, int tagLength, int tagNameIndexBegin, int tagNameLength)
{
this.document = document;
this.tagIndexBegin = tagIndexBegin;
this.tagLength = tagLength;
this.tagNameIndexBegin = tagNameIndexBegin;
this.tagNameLength = tagNameLength;
string text = this.Text.Trim();
inline = text.EndsWith(INLINE_ENDSWITH_TEXT) || MarkupDocument.IsKnownInlineTag(Tag, document.StringComparison);
comment = text.StartsWith(COMMENT_BEGINS_WITH_TEXT);
ParseAttributes();
}