private static CourseOption getCourseOptions(List <HtmlNode> found, HtmlNode n, ref int i)
{
string[] desc_footnotes = getDescAndFootnotes(n);
string credits = n.LastChild.InnerText.Trim();
CourseOption co = new CourseOption(desc_footnotes[0], credits);
co.Footnotes = desc_footnotes[1];
//while the next row is one of the course options (first child has div, last child lacks hourscol class)
while (!(n = found[++i]).LastChild.HasClass("hourscol") || n.LastChild.InnerText.Trim().Length == 0 || n.FirstChild.InnerText.Contains("Group"))
{
if (n.InnerText.Length == 0 && n.FirstChild.FirstChild == null &&
found[i + 1].FirstChild.FirstChild != null && found[i + 1].FirstChild.FirstChild.Name == "div")
{
//This was an empty row in the data table, so move to the next one.
continue;
}
//If the next row has the orclass, turn this section into a select from
if (found[i + 1].FirstChild.HasClass("orclass"))
{
co.Add(getOrCourses(found, ref i, credits));
}
//If the word group is found in this row, at the heading of this set, or the only text in this row is in the first column...
//A course group was found.
else if (n.FirstChild.InnerText.ToLower().Contains("group") || co.Note.ToLower().Contains("group") || n.InnerText.Trim().Equals(n.FirstChild.InnerText.Trim()))
{
co.Add(getCourseGroup(found, n, ref i, credits));
}
else
{
co.Add(getCourse(n, credits));
}
}
--i;
return(co);
}