/// <summary>
/// Searches and returns the menu with the specified search patern
/// Will search in Names and URLs
/// </summary>
/// <param name="search">Search Keyword</param>
/// <returns>The found menu or null</returns>
public lwMenu GetMenu(string search)
{
if (search == null)
{
return(null);
}
if (search == "")
{
return(this);
}
lwMenu ret = this.Children.Find(m => m.Name.Contains(search) ||
m.url.ToLower().Contains(search));
if (ret == null)
{
foreach (lwMenu child in this.Children)
{
lwMenu temp = child.GetMenu(search);
if (temp != null)
{
return(temp);
}
}
}
return(ret);
}
/// <summary>
/// Adds a child to the menu
/// </summary>
/// <param name="menuName">The name of the child</param>
/// <returns>The created menu</returns>
public lwMenu AddChild(string menuName)
{
lwMenu m = new lwMenu(menuName, StringUtils.ToURL(menuName));
AddChild(m);
return(m);
}
/// <summary>
/// Adds a child to the menu
/// </summary>
/// <param name="menuName">The name of the child</param>
/// <param name="url">the URL</param>
/// <returns>The created menu</returns>
public lwMenu AddChild(string menuName, string url)
{
lwMenu m = new lwMenu(menuName, url);
AddChild(m);
return(m);
}
/// <summary>
/// Adds a child to the menu
/// </summary>
/// <param name="m">The added menu</param>
/// <returns>The created menu</returns>
public lwMenu AddChild(lwMenu m)
{
this.Children.Add(m);
m.IndexFromParent[this.Name] = this.Children.Count - 1;
m.Parents.Add(this);
return(m);
}
/// <summary>
/// Adds a child to the menu
/// </summary>
/// <param name="menuName">The name of the child</param>
/// <param name="url">the URL</param>
/// <param name="id">the ID</param>
/// <returns>The created menu</returns>
public lwMenu AddChild(string menuName, string url, int id)
{
lwMenu m = new lwMenu(menuName, url);
m.id = id;
m.parentId = this.id;
AddChild(m);
return(m);
}
public lwMenu AddChild(string menuName, string url, int id, bool secure)
{
lwMenu m = new lwMenu(menuName, url);
m.id = id;
m.parentId = this.id;
m.IsSecure = secure;
AddChild(m);
return(m);
}
/// <summary>
/// Returns the Previous menu
/// </summary>
/// <returns>the Previous menu</returns>
public lwMenu PrevMenu()
{
lwMenu p = Parents[0];
int i = IndexFromParent[p.Name];
i--;
if (i < 0)
{
return(null);
}
return(p.Children[i]);
}
/// <summary>
/// Returns the Next Menu
/// </summary>
/// <returns>the next menu</returns>
public lwMenu NextMenu()
{
lwMenu p = Parents[0];
int i = IndexFromParent[p.Name];
i++;
if (i >= p.Children.Count)
{
return(null);
}
return(p.Children[i]);
}
public string GetKey(bool renderChildren, string tag)
{
string ret = this.url + this.Name + renderChildren.ToString() + tag;
lwMenu m = this;
while (m.Parents.Count > 0)
{
if (ret.IndexOf("~") == 0)
{
break;
}
ret = m.Parents[0].url + "/" + ret;
m = m.Parents[0];
}
return(ret);
}
public string GetHistory(string sep, MenuDirection menuDirection)
{
string key = GetKey(false, "") + "-h";
if (WebContext.Cache[key] != null)
{
return(WebContext.Cache[key].ToString());
}
StringBuilder ret = new StringBuilder();
Regex re = new Regex("®|®", RegexOptions.IgnoreCase);
ret.Append(re.Replace(this.DisplayName, "<sup>®</sup>"));
if (menuDirection == MenuDirection.LTR)
{
ret.Insert(0, sep);
}
else
{
ret.Append(sep);
}
lwMenu m = this;
while (m.Parents.Count > 0)
{
m = m.Parents[0];
if (m.IsRoot)
{
break;
}
if (menuDirection == MenuDirection.LTR)
{
ret.Insert(0, m.GetLink());
ret.Insert(0, sep);
}
else
{
ret.Append(m.GetLink());
ret.Append(sep);
}
}
if (menuDirection == MenuDirection.LTR)
{
ret.Remove(0, sep.Length);
}
else
{
ret.Remove(ret.Length - sep.Length, sep.Length);
}
WebContext.Cache.Insert(
key,
ret.ToString(),
new System.Web.Caching.CacheDependency(WebContext.Server.MapPath("~/App_Code/__Page.cs"))
);
return(ret.ToString());
}
/// <summary>
/// Generates the html that will render the menu
/// </summary>
/// <param name="tag">the tag used to render each menu item, can be li, span, div...</param>
/// <param name="includeParentLink">Include the link of the parent when generating the link hierarchy
/// this will not override the original property IncludeParentLink
/// </param>
/// <param name="renderChildren">flag to render children or not</param>
/// <param name="childrenParentTag">The tag container for the children can be ul or div or ol...</param>
/// <param name="childrenTag">the tag used to render each menu item, can be li, span, div...</param>
/// <returns>HTML String</returns>
public string ToString(string tag, bool includeParentLink, bool renderChildren, string childrenContainerTag, string childrenTag)
{
//TODO: fix caching by creating a unique key
//Testing unique key from url
//TODO: destroy cach when any related item is changed
//It can be done by running through the cach's and destroying any related news or category
//Another problem is to not cach the non-direct calls
//string key = GetKey(renderChildren, tag);
//if (WebContext.Cache[CachKey] != null)
// return WebContext.Cache[CachKey].ToString();
bool hasOneItem = false;
string _ret = "";
try
{
//_lock.AcquireWriterLock(-1);
if (!CanRender)
{
return("");
}
if (_renderChildren != null)
{
renderChildren = _renderChildren.Value;
}
StringBuilder ret = new StringBuilder();
int?col = null;
if (BreakAt != null)
{
col = 0;
}
if (renderChildren)
{
if (!String.IsNullOrWhiteSpace(SubPlaceHolder))
{
ret.Append("<" + SubPlaceHolder + ">");
}
if (!String.IsNullOrWhiteSpace(ContainerTag))
{
if (ContainerTag.ToLower() == "ol")
{
ClassName = "dd-list";
}
ret.Append("<" + ContainerTag + " start=\"1\" class=\"first" + (!String.IsNullOrEmpty(ClassName) ? " " + ClassName : "") + "\">");
}
for (int i = 0; i < Children.Count; i++)
{
lwMenu m = Children[i];
if (!m.CanRender)
{
continue;
}
hasOneItem = true;
//TODO: check first and last depending on visible items and not only on count.
string _class = m.Current ? " current" : "";
if (i == 0)
{
_class += " first";
}
if (i == Children.Count - 1)
{
_class += " last";
}
_class += " " + StringUtils.ToURL(m.url.Replace(".aspx", ""));
if (!String.IsNullOrWhiteSpace(m.ClassName))
{
_class = _class.Trim() + " " + m.ClassName;
}
if (_class != "")
{
_class = " class=\"" + _class.Trim() +
(tag.ToLower().IndexOf("li") >= 0 && _class.Trim().IndexOf("dd-item") < 0 ? " dd-item" : "") + "\"";
}
string _children = "";
if (renderChildren && m.Children.Count > 0)
{
_children = m.ToString(childrenTag, includeParentLink, renderChildren, childrenContainerTag);
if (!String.IsNullOrEmpty(childrenContainerTag))
{
_children = _children != "" ? string.Format("<{0}>{1}</{0}>", childrenContainerTag, _children) : "";
}
}
ret.Append(String.Format(
"<{0}{3}{4}>{1}{2}</{0}>",
tag,
m.GetLink(),
_children,
_class,
(tag.ToLower().IndexOf("li") >= 0 ? " data-root=\"" + m.IsRoot + (m.id > 0 ? "\" data-id=\"" + m.id : "")
+ "\" data-parent=\"" + (m.parentId.HasValue && m.parentId.Value > 0 ? m.parentId.Value : -1) + "\"" : ""))
);
if (BreakAt != null)
{
if (i > 0 && (i + 1) % BreakAt == 0 && i < Children.Count - 1 && !String.IsNullOrWhiteSpace(ContainerTag))
{
ret.Append(string.Format("</{0}><{0} start=\"{1}\"{2}>",
ContainerTag,
this.BreakAt + i,
i + BreakAt >= Children.Count - 1 ? " class=\"last\"" : ""));
}
}
}
ret.Append("</" + ContainerTag + ">");
if (!String.IsNullOrWhiteSpace(SubPlaceHolder))
{
ret.Append("</" + SubPlaceHolder + ">");
}
}
_ret = ret.ToString();
//TODO: fix this after fixing the key
/*
* WebContext.Cache.Insert(
* CachKey,
* _ret,
* new System.Web.Caching.CacheDependency(WebContext.Server.MapPath("~/App_Code/Menu.cs"))
* );
* */
}
finally
{
//_lock.ReleaseWriterLock();
}
return(hasOneItem ? _ret : "");
}
