/// <summary>
/// Gets the internal url of a page based on the page title.
/// </summary>
/// <param name="id">The page id</param>
/// <param name="title">The title of the page</param>
/// <returns>An absolute path to the page.</returns>
public virtual string GetInternalUrlForTitle(int id, string title)
{
if (_httpContext != null)
{
UrlHelper helper = new UrlHelper(HttpContext.Current.Request.RequestContext);
return(helper.Action("Index", "Wiki", new { id = id, title = PageViewModel.EncodePageTitle(title) }));
}
else
{
// This is really here as a fallback, for tests
return(string.Format("/wiki/{0}/{1}", id, PageViewModel.EncodePageTitle(title)));
}
}
public Item AddItemAtLevel(int level, string title)
{
// Generate a unique id for the A tag, using the title name
// If the title already exists, add a guid after it
string titleId = PageViewModel.EncodePageTitle(title);
if (_titleIdLookup.Contains(titleId))
{
int uniqueSuffix = _titleIdLookup.Count(x => x.StartsWith(titleId)) + 1;
titleId += "-" + uniqueSuffix;
}
_titleIdLookup.Add(titleId);
Item item = new Item(title, titleId);
if (level == _currentLevel)
{
if (_currentItem.Parent != null)
{
_currentItem.Parent.AddChild(item);
}
else
{
_currentItem.AddChild(item);
}
}
else if (level > _currentLevel)
{
while (_currentLevel + 1 < level)
{
// e.g. current level 1
// level of new item is 4
//
// Fix the levels by putting items to warn about missing levels in,
// and move the current level/item forward to that level.
string warningTitle = string.Format("(Missing level {0} header)", _currentLevel + 1); // zero based
Item dummyItem = new Item(warningTitle, Guid.NewGuid().ToString());
_currentItem.AddChild(dummyItem);
_currentItem = dummyItem;
_currentLevel++;
}
_currentItem.AddChild(item);
}
else if (level < _currentLevel)
{
// e.g. at level h4, and a h1 tag appears
// h4.parent = h3
// h3.parent = h2
// h2.parent = h1
// (ding, same level)
Item parent = _currentItem.Parent;
while (parent != null && parent.Parent != null && parent.Level > level)
{
parent = parent.Parent;
}
if (parent != null && parent.Parent != null)
{
parent.Parent.AddChild(item);
}
}
_currentItem = item;
_currentLevel = level;
return(item);
}