Re: Building a tree menu with nested lists containing links

Have a look here:

https://groups.google.com/forum/?fromgroups=#!topic/cake-php/ilQmFGLUZjc

It's older, so may need some polish for 2.x.

On Mon, Mar 25, 2013 at 9:13 AM, Carsten Kozianka <ckozianka@gmail.com> wrote:
> I am using the tree behavior to create a side-wide category structure that
> should be displayed as a explorer-style tree menu and/or suckerfish
> dropdowns.
>
> Model, controller and view are created according to the cookbook:
> http://book.cakephp.org/2.0/en/core-libraries/behaviors/tree.html
>
> Everything works fine BUT:
>
> If I build the menu via generateTreeList the result is a flat list with
> links:
>
> <ul>
> <li><a href="categories/view/1">Home</a></li>
> <li><a href="categories/view/2">&nbsp;&nbsp;Subcategory</a></li>
> </ul>
>
> I cannot turn his into a tree/drop-down menu with DOM manipulation because
> the category hierarchy is not reflected in the HTML structure.
>
> To do so, I would need the tree built with nested lists.
>
> So I tried HTMLHelper::nestedList instead. As a result, I get the tree with
> nested lists but unfortunately without links to the categories.
>
> Now I only see two solutions to my problem:
>
> Use "findThreaded" on the category table and write my own recursive function
> to build the tree. This would take some time because I am not a experienced
> programmer. On the other hand, I think if CakePHP has a tree behavior it
> should enable me to easily accomplish this common task.
> Add the missing links to the category name when a new category is saved.
> E.g. category name form data "Home" is saved to the database as "<a
> href="categories/view/1">Home</a>". Then I could use HTMLHelper::nestedList
> for tree output.
>
> I really would appreciate if somebody could help me with this.
>
> Thanks in advance
> Carsten
>
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